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merge mainline into net

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2011-12-15 20:51:35 +01:00
commit bd67ad0f70
335 changed files with 22289 additions and 5940 deletions
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1
.bzrignore
View file

@ -48,6 +48,7 @@ grub-kbdcomp
grub-macho2img
grub-menulst2cfg
grub-mk*
grub-mount
grub-pe2elf
grub-probe
grub_probe_init.c

2408
ChangeLog
View file

File diff suppressed because it is too large Load diff

53
Makefile.util.def
View file

@ -33,6 +33,8 @@ library = {
library = {
name = libgrubmods.a;
cflags = '$(CFLAGS_POSIX) -Wno-undef';
cppflags = '-I$(srcdir)/lib/posix_wrap -I$(top_srcdir)/grub-core/lib/minilzo -DMINILZO_HAVE_CONFIG_H';
common_nodist = grub_script.tab.c;
common_nodist = grub_script.yy.c;
@ -41,6 +43,7 @@ library = {
common_nodist = grub_script.tab.h;
common = grub-core/commands/blocklist.c;
common = grub-core/commands/xnu_uuid.c;
common = grub-core/commands/testload.c;
common = grub-core/commands/ls.c;
common = grub-core/disk/dmraid_nvidia.c;
@ -52,14 +55,13 @@ library = {
common = grub-core/disk/raid6_recover.c;
common = grub-core/disk/raid.c;
common = grub-core/fs/affs.c;
common = grub-core/fs/afs_be.c;
common = grub-core/fs/afs.c;
common = grub-core/fs/befs_be.c;
common = grub-core/fs/befs.c;
common = grub-core/fs/bfs.c;
common = grub-core/fs/btrfs.c;
common = grub-core/fs/cpio.c;
common = grub-core/fs/ext2.c;
common = grub-core/fs/fat.c;
common = grub-core/fs/exfat.c;
common = grub-core/fs/fshelp.c;
common = grub-core/fs/hfs.c;
common = grub-core/fs/hfsplus.c;
@ -80,7 +82,9 @@ library = {
common = grub-core/fs/ufs2.c;
common = grub-core/fs/ufs.c;
common = grub-core/fs/xfs.c;
common = grub-core/fs/zfs/zfscrypt.c;
common = grub-core/fs/zfs/zfs.c;
common = grub-core/fs/zfs/zfsinfo.c;
common = grub-core/fs/zfs/zfs_lzjb.c;
common = grub-core/fs/zfs/zfs_sha256.c;
common = grub-core/fs/zfs/zfs_fletcher.c;
@ -89,6 +93,8 @@ library = {
common = grub-core/lib/LzFind.c;
common = grub-core/lib/LzmaEnc.c;
common = grub-core/lib/crc.c;
common = grub-core/lib/adler32.c;
common = grub-core/lib/crc64.c;
common = grub-core/normal/datetime.c;
common = grub-core/normal/misc.c;
common = grub-core/partmap/acorn.c;
@ -97,6 +103,7 @@ library = {
common = grub-core/partmap/gpt.c;
common = grub-core/partmap/msdos.c;
common = grub-core/partmap/sun.c;
common = grub-core/partmap/plan.c;
common = grub-core/partmap/dvh.c;
common = grub-core/partmap/sunpc.c;
common = grub-core/partmap/bsdlabel.c;
@ -106,7 +113,9 @@ library = {
common = grub-core/script/script.c;
common = grub-core/script/argv.c;
common = grub-core/io/gzio.c;
common = grub-core/io/lzopio.c;
common = grub-core/kern/ia64/dl_helper.c;
common = grub-core/lib/minilzo/minilzo.c;
};
program = {
@ -229,6 +238,22 @@ program = {
ldadd = '$(LIBINTL) $(LIBDEVMAPPER) $(LIBUTIL) $(LIBZFS) $(LIBNVPAIR) $(LIBGEOM)';
};
program = {
name = grub-mount;
mansection = 1;
common_nodist = grub_fstest_init.c;
common = util/grub-mount.c;
common = grub-core/kern/emu/hostfs.c;
common = grub-core/disk/host.c;
ldadd = libgrubmods.a;
ldadd = libgrubgcry.a;
ldadd = libgrubkern.a;
ldadd = grub-core/gnulib/libgnu.a;
ldadd = '$(LIBINTL) $(LIBDEVMAPPER) $(LIBZFS) $(LIBNVPAIR) -lfuse';
condition = COND_GRUB_MOUNT;
};
program = {
name = grub-mkfont;
mansection = 1;
@ -359,6 +384,13 @@ script = {
condition = COND_HOST_KFREEBSD;
};
script = {
name = '10_illumos';
common = util/grub.d/10_illumos.in;
installdir = grubconf;
condition = COND_HOST_ILLUMOS;
};
script = {
name = '10_netbsd';
common = util/grub.d/10_netbsd.in;
@ -645,6 +677,21 @@ program = {
ldadd = '$(LIBDEVMAPPER) $(LIBZFS) $(LIBNVPAIR) $(LIBGEOM)';
};
program = {
testcase;
name = printf_test;
common = tests/printf_unit_test.c;
common = tests/lib/unit_test.c;
common = grub-core/kern/list.c;
common = grub-core/kern/misc.c;
common = grub-core/tests/lib/test.c;
ldadd = libgrubmods.a;
ldadd = libgrubgcry.a;
ldadd = libgrubkern.a;
ldadd = grub-core/gnulib/libgnu.a;
ldadd = '$(LIBDEVMAPPER) $(LIBZFS) $(LIBNVPAIR) $(LIBGEOM)';
};
program = {
name = grub-menulst2cfg;
mansection = 1;

2
config.h.in
View file

@ -39,6 +39,8 @@
/* Define to 1 to enable disk cache statistics. */
#define DISK_CACHE_STATS @DISK_CACHE_STATS@
#define RE_ENABLE_I18N 1
#if defined(__i386__)
#define NESTED_FUNC_ATTR __attribute__ ((__regparm__ (1)))
#else

60
configure.ac
View file

@ -154,6 +154,7 @@ case "$host_os" in
linux*) host_kernel=linux ;;
freebsd* | kfreebsd*-gnu) host_kernel=kfreebsd ;;
netbsd*) host_kernel=netbsd ;;
solaris*) host_kernel=illumos ;;
cygwin) host_kernel=windows ;;
esac
@ -412,6 +413,23 @@ if test "x$grub_cv_cc_fno_dwarf2_cfi_asm" = xyes; then
TARGET_CFLAGS="$TARGET_CFLAGS -fno-dwarf2-cfi-asm"
fi
# By default, GCC 4.6 generates .eh_frame sections containing unwind
# information in some cases where it previously did not. GRUB doesn't need
# these and they just use up vital space. Restore the old compiler
# behaviour.
AC_CACHE_CHECK([whether -fno-asynchronous-unwind-tables works], [grub_cv_cc_fno_asynchronous_unwind_tables], [
SAVE_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -fno-dwarf2-cfi-asm"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
[grub_cv_cc_fno_asynchronous_unwind_tables=yes],
[grub_cv_cc_fno_asynchronous_unwind_tables=no])
CFLAGS="$SAVE_CFLAGS"
])
if test "x$grub_cv_cc_fno_asynchronous_unwind_tables" = xyes; then
TARGET_CFLAGS="$TARGET_CFLAGS -fno-asynchronous-unwind-tables"
fi
grub_apple_target_cc
if test x$grub_cv_apple_target_cc = xyes ; then
TARGET_CPPFLAGS="$TARGET_CPPFLAGS -DAPPLE_CC=1"
@ -463,6 +481,7 @@ if test "x$target_m32" = x1; then
# Force 32-bit mode.
TARGET_CFLAGS="$TARGET_CFLAGS -m32"
TARGET_CCASFLAGS="$TARGET_CCASFLAGS -m32"
TARGET_CPPFLAGS="$TARGET_CPPFLAGS -m32"
TARGET_LDFLAGS="$TARGET_LDFLAGS -m32"
TARGET_MODULE_FORMAT="elf32"
fi
@ -471,6 +490,7 @@ if test "x$target_m64" = x1; then
# Force 64-bit mode.
TARGET_CFLAGS="$TARGET_CFLAGS -m64"
TARGET_CCASFLAGS="$TARGET_CCASFLAGS -m64"
TARGET_CPPFLAGS="$TARGET_CPPFLAGS -m64"
TARGET_LDFLAGS="$TARGET_LDFLAGS -m64"
TARGET_MODULE_FORMAT="elf64"
fi
@ -587,7 +607,7 @@ CFLAGS="$CFLAGS -Wl,--defsym,abort=main"
fi
# Check for libgcc symbols
AC_CHECK_FUNCS(__bswapsi2 __bswapdi2 __ashldi3 __ashrdi3 __lshrdi3 __trampoline_setup __ucmpdi2 _restgpr_14_x __ia64_trampoline __udivsi3 __umoddi3 __udivdi3 __divsi3 __modsi3 __umodsi3 __moddi3 __divdi3)
AC_CHECK_FUNCS(__bswapsi2 __bswapdi2 __ashldi3 __ashrdi3 __lshrdi3 __trampoline_setup __ucmpdi2 _restgpr_14_x __ia64_trampoline __udivsi3 __umoddi3 __udivdi3 __divsi3 __modsi3 __umodsi3 __moddi3 __divdi3 __ctzdi2 __ctzsi2)
if test "x$TARGET_APPLE_CC" = x1 ; then
CFLAGS="$TARGET_CFLAGS -nostdlib"
@ -867,6 +887,37 @@ AC_SUBST([enable_grub_mkfont])
AC_SUBST([freetype_cflags])
AC_SUBST([freetype_libs])
AC_ARG_ENABLE([grub-mount],
[AS_HELP_STRING([--enable-grub-mount],
[build and install the `grub-mount' utility (default=guessed)])])
if test x"$enable_grub_mount" = xno ; then
grub_mount_excuse="explicitly disabled"
fi
if test x"$grub_mount_excuse" = x ; then
AC_CHECK_LIB([fuse], [fuse_main_real], [],
[grub_mount_excuse="need FUSE library"])
fi
if test x"$grub_mount_excuse" = x ; then
# Check for fuse headers.
SAVED_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS -D_FILE_OFFSET_BITS=64 -DFUSE_USE_VERSION=26"
AC_CHECK_HEADERS([fuse/fuse.h], [],
[grub_mount_excuse=["need FUSE headers"]])
CPPFLAGS="$SAVED_CPPFLAGS"
fi
if test x"$enable_grub_mount" = xyes && test x"$grub_mount_excuse" != x ; then
AC_MSG_ERROR([grub-mount was explicitly requested but can't be compiled])
fi
if test x"$grub_mount_excuse" = x ; then
enable_grub_mount=yes
else
enable_grub_mount=no
fi
AC_SUBST([enable_grub_mount])
AC_ARG_ENABLE([device-mapper],
[AS_HELP_STRING([--enable-device-mapper],
[enable Linux device-mapper support (default=guessed)])])
@ -974,12 +1025,14 @@ AM_CONDITIONAL([COND_HOST_LINUX], [test x$host_kernel = xlinux])
AM_CONDITIONAL([COND_HOST_NETBSD], [test x$host_kernel = xnetbsd])
AM_CONDITIONAL([COND_HOST_WINDOWS], [test x$host_kernel = xwindows])
AM_CONDITIONAL([COND_HOST_KFREEBSD], [test x$host_kernel = xkfreebsd])
AM_CONDITIONAL([COND_HOST_ILLUMOS], [test x$host_kernel = xillumos])
AM_CONDITIONAL([COND_MAN_PAGES], [test x$cross_compiling = xno -a x$HELP2MAN != x])
AM_CONDITIONAL([COND_GRUB_EMU_USB], [test x$enable_grub_emu_usb = xyes])
AM_CONDITIONAL([COND_GRUB_EMU_SDL], [test x$enable_grub_emu_sdl = xyes])
AM_CONDITIONAL([COND_GRUB_EMU_PCI], [test x$enable_grub_emu_pci = xyes])
AM_CONDITIONAL([COND_GRUB_MKFONT], [test x$enable_grub_mkfont = xyes])
AM_CONDITIONAL([COND_GRUB_MOUNT], [test x$enable_grub_mount = xyes])
AM_CONDITIONAL([COND_HAVE_FONT_SOURCE], [test x$FONT_SOURCE != x])
AM_CONDITIONAL([COND_GRUB_PE2ELF], [test x$TARGET_OBJ2ELF != x])
AM_CONDITIONAL([COND_APPLE_CC], [test x$TARGET_APPLE_CC = x1])
@ -1066,5 +1119,10 @@ echo grub-mkfont: Yes
else
echo grub-mkfont: No "($grub_mkfont_excuse)"
fi
if [ x"$grub_mount_excuse" = x ]; then
echo grub-mount: Yes
else
echo grub-mount: No "($grub_mount_excuse)"
fi
echo "*******************************************************"
]

4
docs/grub.texi
View file

@ -3943,6 +3943,7 @@ X86 support is summarised in the following table. ``Yes'' means that the kernel
@item @tab BIOS @tab Coreboot
@item BIOS chainloading @tab yes @tab no (1)
@item NTLDR @tab yes @tab no (1)
@item Plan9 @tab yes @tab no (1)
@item Freedos @tab yes @tab no (1)
@item FreeBSD bootloader @tab yes @tab crashes (1)
@item 32-bit kFreeBSD @tab yes @tab crashes (2,6)
@ -3968,6 +3969,7 @@ X86 support is summarised in the following table. ``Yes'' means that the kernel
@item @tab Multiboot @tab Qemu
@item BIOS chainloading @tab no (1) @tab no (1)
@item NTLDR @tab no (1) @tab no (1)
@item Plan9 @tab no (1) @tab no (1)
@item FreeDOS @tab no (1) @tab no (1)
@item FreeBSD bootloader @tab crashes (1) @tab crashes (1)
@item 32-bit kFreeBSD @tab crashes (6) @tab crashes (6)
@ -3993,6 +3995,7 @@ X86 support is summarised in the following table. ``Yes'' means that the kernel
@item @tab 32-bit EFI @tab 64-bit EFI
@item BIOS chainloading @tab no (1) @tab no (1)
@item NTLDR @tab no (1) @tab no (1)
@item Plan9 @tab no (1) @tab no (1)
@item FreeDOS @tab no (1) @tab no (1)
@item FreeBSD bootloader @tab crashes (1) @tab crashes (1)
@item 32-bit kFreeBSD @tab headless @tab headless
@ -4018,6 +4021,7 @@ X86 support is summarised in the following table. ``Yes'' means that the kernel
@item @tab IEEE1275
@item BIOS chainloading @tab no (1)
@item NTLDR @tab no (1)
@item Plan9 @tab no (1)
@item FreeDOS @tab no (1)
@item FreeBSD bootloader @tab crashes (1)
@item 32-bit kFreeBSD @tab crashes (6)

2
docs/man/grub-mount.h2m Normal file
View file

@ -0,0 +1,2 @@
[NAME]
grub-mount \- export GRUB filesystem with FUSE

40
gentpl.py
View file

@ -568,28 +568,28 @@ f = script_rules()
g = data_rules()
z = global_variable_initializers()
print "[+ AutoGen5 template +]\n"
print ("[+ AutoGen5 template +]\n")
for p in GRUB_PLATFORMS:
print define_macro_for_platform_sources(p)
print define_macro_for_platform_nodist_sources(p)
print (define_macro_for_platform_sources(p))
print (define_macro_for_platform_nodist_sources(p))
# print define_macro_for_platform_dependencies(p)
print define_macro_for_platform_startup(p)
print define_macro_for_platform_cflags(p)
print define_macro_for_platform_ldadd(p)
print define_macro_for_platform_ldflags(p)
print define_macro_for_platform_cppflags(p)
print define_macro_for_platform_ccasflags(p)
print define_macro_for_platform_stripflags(p)
print define_macro_for_platform_objcopyflags(p)
print (define_macro_for_platform_startup(p))
print (define_macro_for_platform_cflags(p))
print (define_macro_for_platform_ldadd(p))
print (define_macro_for_platform_ldflags(p))
print (define_macro_for_platform_cppflags(p))
print (define_macro_for_platform_ccasflags(p))
print (define_macro_for_platform_stripflags(p))
print (define_macro_for_platform_objcopyflags(p))
print define_macro_for_platform_conditionals_if_statement(p)
print define_macro_for_platform_conditionals_endif_statement(p)
print (define_macro_for_platform_conditionals_if_statement(p))
print (define_macro_for_platform_conditionals_endif_statement(p))
# print z # initializer for all vars
print a
print b
print c
print d
print e
print f
print g
print (a)
print (b)
print (c)
print (d)
print (e)
print (f)
print (g)

2
grub-core/Makefile.am
View file

@ -78,13 +78,11 @@ KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/partition.h
KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/term.h
KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/time.h
KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/mm_private.h
KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/boot.h
KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/net.h
KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/libgcc.h
KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/memory.h
if COND_i386_pc
KERNEL_HEADER_FILES += $(top_builddir)/include/grub/machine/loader.h
KERNEL_HEADER_FILES += $(top_builddir)/include/grub/machine/kernel.h
KERNEL_HEADER_FILES += $(top_builddir)/include/grub/machine/pxe.h
KERNEL_HEADER_FILES += $(top_builddir)/include/grub/machine/int.h

100
grub-core/Makefile.core.def
View file

@ -18,6 +18,18 @@ script = {
common = modinfo.sh.in;
};
script = {
installdir = noinst;
name = gmodule.pl;
common = gmodule.pl.in;
};
script = {
installdir = noinst;
name = gdb_grub;
common = gdb_grub.in;
};
kernel = {
name = kernel;
@ -34,7 +46,7 @@ kernel = {
ia64_efi_stripflags = '--strip-unneeded -K start -R .note -R .comment';
i386_pc_ldflags = '$(TARGET_IMG_LDFLAGS)';
i386_pc_ldflags = '$(TARGET_IMG_BASE_LDOPT),0x8200';
i386_pc_ldflags = '$(TARGET_IMG_BASE_LDOPT),0x9000';
i386_qemu_ldflags = '$(TARGET_IMG_LDFLAGS)';
i386_qemu_ldflags = '$(TARGET_IMG_BASE_LDOPT),0x8200';
@ -356,6 +368,15 @@ image = {
enable = mips;
};
image = {
name = lzma_decompress;
i386_pc = boot/i386/pc/startup_raw.S;
objcopyflags = '-O binary';
ldflags = '-Wl,-Ttext,0x8200';
enable = i386_pc;
};
image = {
name = fwstart;
mips_loongson = boot/mips/loongson/fwstart.S;
@ -633,6 +654,20 @@ module = {
emu = lib/emu/halt.c;
};
module = {
name = reboot;
i386 = lib/i386/reboot.c;
i386 = lib/i386/reboot_trampoline.S;
ia64_efi = lib/efi/reboot.c;
x86_64_efi = lib/efi/reboot.c;
powerpc_ieee1275 = lib/ieee1275/reboot.c;
sparc64_ieee1275 = lib/ieee1275/reboot.c;
mips_arc = lib/mips/arc/reboot.c;
mips_loongson = lib/mips/loongson/reboot.c;
mips_qemu_mips = lib/mips/qemu_mips/reboot.c;
common = commands/reboot.c;
};
module = {
name = hashsum;
common = commands/hashsum.c;
@ -733,11 +768,6 @@ module = {
common = commands/read.c;
};
module = {
name = reboot;
common = commands/reboot.c;
};
module = {
name = search;
common = commands/search_wrap.c;
@ -967,24 +997,16 @@ module = {
};
module = {
name = afs_be;
common = fs/afs_be.c;
};
module = {
name = befs;
common = fs/befs.c;
};
module = {
name = befs_be;
common = fs/befs_be.c;
name = bfs;
common = fs/bfs.c;
};
module = {
name = btrfs;
common = fs/btrfs.c;
common = lib/crc.c;
cflags = '$(CFLAGS_POSIX) -Wno-undef';
cppflags = '-I$(srcdir)/lib/posix_wrap -I$(srcdir)/lib/minilzo -DMINILZO_HAVE_CONFIG_H';
};
module = {
@ -1002,6 +1024,11 @@ module = {
common = fs/fat.c;
};
module = {
name = exfat;
common = fs/exfat.c;
};
module = {
name = fshelp;
common = fs/fshelp.c;
@ -1110,6 +1137,11 @@ module = {
common = fs/zfs/zfs_fletcher.c;
};
module = {
name = zfscrypt;
common = fs/zfs/zfscrypt.c;
};
module = {
name = zfsinfo;
common = fs/zfs/zfsinfo.c;
@ -1245,6 +1277,13 @@ module = {
enable = x86;
};
module = {
name = plan9;
i386_pc = loader/i386/pc/plan9.c;
enable = i386_pc;
};
module = {
name = linux16;
i386_pc = loader/i386/pc/linux.c;
@ -1379,7 +1418,7 @@ module = {
extra_dist = script/yylex.l;
extra_dist = script/parser.y;
cflags = '$(CFLAGS_POSIX) -Wno-error';
cflags = '$(CFLAGS_POSIX)';
cppflags = '$(CPPFLAGS_POSIX)';
};
@ -1413,6 +1452,11 @@ module = {
common = partmap/sun.c;
};
module = {
name = part_plan;
common = partmap/plan.c;
};
module = {
name = part_dvh;
common = partmap/dvh.c;
@ -1661,6 +1705,14 @@ module = {
cppflags = '-I$(srcdir)/lib/posix_wrap -I$(srcdir)/lib/xzembed';
};
module = {
name = lzopio;
common = io/lzopio.c;
common = lib/minilzo/minilzo.c;
cflags = '$(CFLAGS_POSIX) -Wno-undef';
cppflags = '-I$(srcdir)/lib/posix_wrap -I$(srcdir)/lib/minilzo -DMINILZO_HAVE_CONFIG_H';
};
module = {
name = testload;
common = commands/testload.c;
@ -1693,3 +1745,13 @@ module = {
common = commands/cacheinfo.c;
condition = COND_ENABLE_CACHE_STATS;
};
module = {
name = adler32;
common = lib/adler32.c;
};
module = {
name = crc64;
common = lib/crc64.c;
};

1
grub-core/boot/i386/pc/boot.S
View file

@ -18,7 +18,6 @@
*/
#include <grub/symbol.h>
#include <grub/boot.h>
#include <grub/machine/boot.h>
/*

1
grub-core/boot/i386/pc/cdboot.S
View file

@ -18,7 +18,6 @@
*/
#include <grub/symbol.h>
#include <grub/boot.h>
#include <grub/machine/boot.h>
#include <grub/machine/kernel.h>
#include <multiboot.h>

14
grub-core/boot/i386/pc/lnxboot.S
View file

@ -19,7 +19,6 @@
#include <config.h>
#include <grub/symbol.h>
#include <grub/boot.h>
#include <grub/machine/boot.h>
#include <grub/machine/kernel.h>
#include <multiboot.h>
@ -200,21 +199,12 @@ real_code_2:
1:
movl %ss:(DATA_ADDR + GRUB_KERNEL_MACHINE_COMPRESSED_SIZE), %ecx
#if GRUB_KERNEL_I386_PC_NO_REED_SOLOMON_PART + 4 < 0x200
addl $(GRUB_KERNEL_MACHINE_RAW_SIZE - 0x200), %ecx
#else
addl $(GRUB_KERNEL_MACHINE_RAW_SIZE - (GRUB_KERNEL_I386_PC_NO_REED_SOLOMON_PART + 4)), %ecx
#endif
movl %ss:(DATA_ADDR + GRUB_DECOMPRESSOR_MACHINE_COMPRESSED_SIZE), %ecx
addl $((0x9000 - 0x8200) - (GRUB_KERNEL_I386_PC_NO_REED_SOLOMON_PART + 4)), %ecx
2:
call LOCAL(move_memory)
movsbl %dh, %eax
movl %eax, %ss:(DATA_ADDR + GRUB_KERNEL_MACHINE_INSTALL_DOS_PART)
movsbl (reg_edx + 2 - start), %eax
movl %eax, %ss:(DATA_ADDR + GRUB_KERNEL_MACHINE_INSTALL_BSD_PART)
movb $0xFF, %dh
ljmp $(DATA_ADDR >> 4), $0

0
grub-core/kern/i386/pc/lzma_decode.S → grub-core/boot/i386/pc/lzma_decode.S
View file

348
grub-core/boot/i386/pc/startup_raw.S Normal file
View file

@ -0,0 +1,348 @@
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 1999,2000,2001,2002,2003,2005,2006,2007,2008,2009,2011 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GRUB is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <grub/symbol.h>
#include <grub/offsets.h>
#include <grub/machine/boot.h>
#include <grub/machine/memory.h>
#include <grub/machine/kernel.h>
#define ABS(x) ((x) - LOCAL (base) + GRUB_BOOT_MACHINE_KERNEL_ADDR + 0x200)
.file "startup_raw.S"
.text
/* Tell GAS to generate 16-bit instructions so that this code works
in real mode. */
.code16
.globl start, _start
start:
_start:
LOCAL (base):
/*
* Guarantee that "main" is loaded at 0x0:0x8200.
*/
#ifdef __APPLE__
ljmp $0, $(ABS(LOCAL (codestart)) - 0x10000)
#else
ljmp $0, $ABS(LOCAL (codestart))
#endif
/*
* This is a special data area.
*/
. = _start + GRUB_DECOMPRESSOR_MACHINE_COMPRESSED_SIZE
LOCAL(compressed_size):
.long 0
. = _start + GRUB_DECOMPRESSOR_MACHINE_UNCOMPRESSED_SIZE
LOCAL(uncompressed_size):
.long 0
. = _start + GRUB_KERNEL_I386_PC_REED_SOLOMON_REDUNDANCY
reed_solomon_redundancy:
.long 0
/*
* This is the area for all of the special variables.
*/
LOCAL(boot_dev):
.byte 0xFF, 0xFF, 0xFF
LOCAL(boot_drive):
.byte 0x00
/* the real mode code continues... */
LOCAL (codestart):
cli /* we're not safe here! */
/* set up %ds, %ss, and %es */
xorw %ax, %ax
movw %ax, %ds
movw %ax, %ss
movw %ax, %es
/* set up the real mode/BIOS stack */
movl $GRUB_MEMORY_MACHINE_REAL_STACK, %ebp
movl %ebp, %esp
sti /* we're safe again */
/* save the boot drive */
ADDR32 movb %dl, LOCAL(boot_drive)
/* reset disk system (%ah = 0) */
int $0x13
/* transition to protected mode */
DATA32 call real_to_prot
/* The ".code32" directive takes GAS out of 16-bit mode. */
.code32
incl %eax
cld
call grub_gate_a20
movl LOCAL(compressed_size), %edx
addl $(LOCAL(decompressor_end) - GRUB_KERNEL_I386_PC_NO_REED_SOLOMON_PART - _start), %edx
movl reed_solomon_redundancy, %ecx
leal _start + GRUB_KERNEL_I386_PC_NO_REED_SOLOMON_PART, %eax
cld
call EXT_C (grub_reed_solomon_recover)
jmp post_reed_solomon
#include "../../../kern/i386/realmode.S"
#include <rs_decoder.S>
.text
. = _start + GRUB_KERNEL_I386_PC_NO_REED_SOLOMON_PART
/*
* Support for booting GRUB from a Multiboot boot loader (e.g. GRUB itself).
* This uses the a.out kludge to load raw binary to the area starting at 1MB,
* and relocates itself after loaded.
*/
.p2align 2 /* force 4-byte alignment */
multiboot_header:
/* magic */
.long 0x1BADB002
/* flags */
.long (1 << 16)
/* checksum */
.long -0x1BADB002 - (1 << 16)
/* header addr */
.long multiboot_header - _start + 0x100000 + 0x200
/* load addr */
.long 0x100000
/* load end addr */
.long 0
/* bss end addr */
.long 0
/* entry addr */
.long multiboot_entry - _start + 0x100000 + 0x200
multiboot_entry:
.code32
/* obtain the boot device */
movl 12(%ebx), %edx
movl $GRUB_MEMORY_MACHINE_PROT_STACK, %ebp
movl %ebp, %esp
/* relocate the code */
movl $(LOCAL(decompressor_end) + 0x200), %ecx
addl LOCAL(compressed_size) - _start + 0x100000 + 0x200, %ecx
movl $0x100000, %esi
movl $GRUB_BOOT_MACHINE_KERNEL_ADDR, %edi
cld
rep
movsb
/* jump to the real address */
movl $multiboot_trampoline, %eax
jmp *%eax
multiboot_trampoline:
/* fill the boot information */
movl %edx, LOCAL(boot_dev)
shrl $24, %edx
/* enter the usual booting */
call prot_to_real
.code16
jmp LOCAL (codestart)
.code32
post_reed_solomon:
#ifdef ENABLE_LZMA
movl $GRUB_MEMORY_MACHINE_DECOMPRESSION_ADDR, %edi
movl $LOCAL(decompressor_end), %esi
pushl %edi
movl LOCAL (uncompressed_size), %ecx
leal (%edi, %ecx), %ebx
call _LzmaDecodeA
/* _LzmaDecodeA clears DF, so no need to run cld */
popl %esi
#endif
movl LOCAL(boot_dev), %edx
movl $prot_to_real, %edi
movl $real_to_prot, %ecx
jmp *%esi
/*
* grub_gate_a20(int on)
*
* Gate address-line 20 for high memory.
*
* This routine is probably overconservative in what it does, but so what?
*
* It also eats any keystrokes in the keyboard buffer. :-(
*/
grub_gate_a20:
movl %eax, %edx
gate_a20_test_current_state:
/* first of all, test if already in a good state */
call gate_a20_check_state
cmpb %al, %dl
jnz gate_a20_try_bios
ret
gate_a20_try_bios:
/* second, try a BIOS call */
pushl %ebp
call prot_to_real
.code16
movw $0x2400, %ax
testb %dl, %dl
jz 1f
incw %ax
1: int $0x15
DATA32 call real_to_prot
.code32
popl %ebp
call gate_a20_check_state
cmpb %al, %dl
jnz gate_a20_try_system_control_port_a
ret
gate_a20_try_system_control_port_a:
/*
* In macbook, the keyboard test would hang the machine, so we move
* this forward.
*/
/* fourth, try the system control port A */
inb $0x92
andb $(~0x03), %al
testb %dl, %dl
jz 6f
orb $0x02, %al
6: outb $0x92
/* When turning off Gate A20, do not check the state strictly,
because a failure is not fatal usually, and Gate A20 is always
on some modern machines. */
testb %dl, %dl
jz 7f
call gate_a20_check_state
cmpb %al, %dl
jnz gate_a20_try_keyboard_controller
7: ret
gate_a20_flush_keyboard_buffer:
inb $0x64
andb $0x02, %al
jnz gate_a20_flush_keyboard_buffer
2:
inb $0x64
andb $0x01, %al
jz 3f
inb $0x60
jmp 2b
3:
ret
gate_a20_try_keyboard_controller:
/* third, try the keyboard controller */
call gate_a20_flush_keyboard_buffer
movb $0xd1, %al
outb $0x64
4:
inb $0x64
andb $0x02, %al
jnz 4b
movb $0xdd, %al
testb %dl, %dl
jz 5f
orb $0x02, %al
5: outb $0x60
call gate_a20_flush_keyboard_buffer
/* output a dummy command (USB keyboard hack) */
movb $0xff, %al
outb $0x64
call gate_a20_flush_keyboard_buffer
call gate_a20_check_state
cmpb %al, %dl
/* everything failed, so restart from the beginning */
jnz gate_a20_try_bios
ret
gate_a20_check_state:
/* iterate the checking for a while */
movl $100, %ecx
1:
call 3f
cmpb %al, %dl
jz 2f
loop 1b
2:
ret
3:
pushl %ebx
pushl %ecx
xorl %eax, %eax
/* compare the byte at 0x8000 with that at 0x108000 */
movl $GRUB_BOOT_MACHINE_KERNEL_ADDR, %ebx
pushl %ebx
/* save the original byte in CL */
movb (%ebx), %cl
/* store the value at 0x108000 in AL */
addl $0x100000, %ebx
movb (%ebx), %al
/* try to set one less value at 0x8000 */
popl %ebx
movb %al, %ch
decb %ch
movb %ch, (%ebx)
/* serialize */
outb %al, $0x80
outb %al, $0x80
/* obtain the value at 0x108000 in CH */
pushl %ebx
addl $0x100000, %ebx
movb (%ebx), %ch
/* this result is 1 if A20 is on or 0 if it is off */
subb %ch, %al
xorb $1, %al
/* restore the original */
popl %ebx
movb %cl, (%ebx)
popl %ecx
popl %ebx
ret
#ifdef ENABLE_LZMA
#include "lzma_decode.S"
#endif
.p2align 4
LOCAL(decompressor_end):

12
grub-core/boot/mips/startup_raw.S
View file

@ -38,13 +38,13 @@ start:
bal codestart
nop
base:
. = _start + GRUB_KERNEL_MACHINE_COMPRESSED_SIZE
. = _start + GRUB_DECOMPRESSOR_MACHINE_COMPRESSED_SIZE
compressed_size:
.long 0
. = _start + GRUB_KERNEL_MACHINE_UNCOMPRESSED_SIZE
. = _start + GRUB_DECOMPRESSOR_MACHINE_UNCOMPRESSED_SIZE
uncompressed_size:
.long 0
. = _start + GRUB_KERNEL_MACHINE_UNCOMPRESSED_ADDR
. = _start + GRUB_DECOMPRESSOR_MACHINE_UNCOMPRESSED_ADDR
uncompressed_addr:
.long 0
codestart:
@ -240,9 +240,9 @@ cmdlinedone:
subu $a0, $a0, $t0
addu $a0, $a0, $s0
lw $a1, (GRUB_KERNEL_MACHINE_UNCOMPRESSED_ADDR - BASE_ADDR)($s0)
lw $a2, (GRUB_KERNEL_MACHINE_COMPRESSED_SIZE - BASE_ADDR)($s0)
lw $a3, (GRUB_KERNEL_MACHINE_UNCOMPRESSED_SIZE - BASE_ADDR)($s0)
lw $a1, (GRUB_DECOMPRESSOR_MACHINE_UNCOMPRESSED_ADDR - BASE_ADDR)($s0)
lw $a2, (GRUB_DECOMPRESSOR_MACHINE_COMPRESSED_SIZE - BASE_ADDR)($s0)
lw $a3, (GRUB_DECOMPRESSOR_MACHINE_UNCOMPRESSED_SIZE - BASE_ADDR)($s0)
move $s1, $a1
/* $a0 contains source compressed address, $a1 is destination,

5
grub-core/boot/sparc64/ieee1275/boot.S
View file

@ -17,7 +17,6 @@
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#include <grub/boot.h>
#include <grub/machine/boot.h>
.text
@ -29,9 +28,6 @@ pic_base:
call boot_continue
mov %o4, CIF_REG
. = _start + GRUB_BOOT_MACHINE_VER_MAJ
boot_version: .byte GRUB_BOOT_VERSION_MAJOR, GRUB_BOOT_VERSION_MINOR
/* The offsets to these locations are defined by the
* GRUB_BOOT_MACHINE_foo macros in include/grub/sparc/ieee1275/boot.h,
* and grub-setup uses this to patch these next three values as needed.
@ -44,6 +40,7 @@ boot_version: .byte GRUB_BOOT_VERSION_MAJOR, GRUB_BOOT_VERSION_MINOR
* After loading in that block we will execute it by jumping to the
* load address plus the size of the prepended A.OUT header (32 bytes).
*/
. = _start + GRUB_BOOT_MACHINE_BOOT_DEVPATH
boot_path:
. = _start + GRUB_BOOT_MACHINE_KERNEL_BYTE
boot_path_end:

1
grub-core/boot/sparc64/ieee1275/diskboot.S
View file

@ -17,7 +17,6 @@
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#include <grub/boot.h>
#include <grub/machine/boot.h>
#include <grub/offsets.h>

2
grub-core/bus/cs5536.c
View file

@ -97,8 +97,6 @@ grub_cs5536_smbus_wait (grub_port_t smbbase)
if (grub_get_time_ms () > start + 40)
return grub_error (GRUB_ERR_IO, "SM stalled");
}
return GRUB_ERR_NONE;
}
grub_err_t

6
grub-core/bus/usb/ohci.c
View file

@ -1152,8 +1152,8 @@ grub_ohci_check_transfer (grub_usb_controller_t dev,
return parse_halt (dev, transfer, actual);
/* Finished ED detection */
if ( (grub_le_to_cpu32 (cdata->ed_virt->td_head) & ~0xf) ==
(grub_le_to_cpu32 (cdata->ed_virt->td_tail) & ~0xf) ) /* Empty ED */
if ( (grub_le_to_cpu32 (cdata->ed_virt->td_head) & ~0xfU) ==
(grub_le_to_cpu32 (cdata->ed_virt->td_tail) & ~0xfU) ) /* Empty ED */
{
/* Check the HALT bit */
/* It looks like nonsense - it was tested previously...
@ -1426,7 +1426,7 @@ static struct grub_usb_controller_dev usb_controller =
.detect_dev = grub_ohci_detect_dev
};
static void *fini_hnd;
static struct grub_preboot *fini_hnd;
GRUB_MOD_INIT(ohci)
{

3
grub-core/bus/usb/uhci.c
View file

@ -544,8 +544,11 @@ grub_uhci_setup_transfer (grub_usb_controller_t dev,
{
grub_size_t actual = 0;
/* Terminate and free. */
if (td_prev)
{
td_prev->linkptr2 = 0;
td_prev->linkptr = 1;
}
if (cdata->td_first)
grub_free_queue (u, cdata->qh, cdata->td_first, NULL, &actual);

38
grub-core/commands/acpi.c
View file

@ -138,6 +138,7 @@ iszero (grub_uint8_t *reg, int size)
return 1;
}
#if defined (__i386__) || defined (__x86_64__)
grub_err_t
grub_acpi_create_ebda (void)
{
@ -165,7 +166,7 @@ grub_acpi_create_ebda (void)
return 0;
}
ebda = (grub_uint8_t *) UINT_TO_PTR ((*((grub_uint16_t *)0x40e)) << 4);
ebda = (grub_uint8_t *) (grub_addr_t) ((*((grub_uint16_t *)0x40e)) << 4);
ebda_kb_len = *(grub_uint16_t *) ebda;
if (! ebda || ebda_kb_len > 16)
ebda_kb_len = 0;
@ -173,14 +174,14 @@ grub_acpi_create_ebda (void)
/* FIXME: use low-memory mm allocation once it's available. */
grub_mmap_iterate (find_hook);
targetebda = (grub_uint8_t *) UINT_TO_PTR (highestlow);
targetebda = (grub_uint8_t *) (grub_addr_t) highestlow;
grub_dprintf ("acpi", "creating ebda @%llx\n",
(unsigned long long) highestlow);
if (! highestlow)
return grub_error (GRUB_ERR_OUT_OF_MEMORY,
"couldn't find space for the new EBDA");
mmapregion = grub_mmap_register (PTR_TO_UINT64 (targetebda), ebda_len,
mmapregion = grub_mmap_register ((grub_addr_t) targetebda, ebda_len,
GRUB_MEMORY_RESERVED);
if (! mmapregion)
return grub_errno;
@ -297,6 +298,7 @@ grub_acpi_create_ebda (void)
return GRUB_ERR_NONE;
}
#endif
/* Create tables common to ACPIv1 and ACPIv2+ */
static void
@ -328,13 +330,13 @@ setup_common_tables (void)
if (grub_memcmp (fadt->hdr.signature, GRUB_ACPI_FADT_SIGNATURE,
sizeof (fadt->hdr.signature)) == 0)
{
fadt->dsdt_addr = PTR_TO_UINT32 (table_dsdt);
fadt->dsdt_addr = (grub_addr_t) table_dsdt;
fadt->facs_addr = facs_addr;
/* Does a revision 2 exist at all? */
if (fadt->hdr.revision >= 3)
{
fadt->dsdt_xaddr = PTR_TO_UINT64 (table_dsdt);
fadt->dsdt_xaddr = (grub_addr_t) table_dsdt;
fadt->facs_xaddr = facs_addr;
}
@ -365,7 +367,7 @@ setup_common_tables (void)
rsdt->creator_rev = root_creator_rev;
for (cur = acpi_tables; cur; cur = cur->next)
*(rsdt_entry++) = PTR_TO_UINT32 (cur->addr);
*(rsdt_entry++) = (grub_addr_t) cur->addr;
/* Recompute checksum. */
rsdt->checksum = 0;
@ -383,7 +385,7 @@ setv1table (void)
sizeof (rsdpv1_new->signature));
grub_memcpy (&(rsdpv1_new->oemid), root_oemid, sizeof (rsdpv1_new->oemid));
rsdpv1_new->revision = 0;
rsdpv1_new->rsdt_addr = PTR_TO_UINT32 (rsdt_addr);
rsdpv1_new->rsdt_addr = (grub_addr_t) rsdt_addr;
rsdpv1_new->checksum = 0;
rsdpv1_new->checksum = 1 + ~grub_byte_checksum (rsdpv1_new,
sizeof (*rsdpv1_new));
@ -408,7 +410,7 @@ setv2table (void)
xsdt_entry = (grub_uint64_t *)(xsdt + 1);
for (cur = acpi_tables; cur; cur = cur->next)
*(xsdt_entry++) = PTR_TO_UINT64 (cur->addr);
*(xsdt_entry++) = (grub_addr_t) cur->addr;
grub_memcpy (&(xsdt->signature), "XSDT", 4);
xsdt->length = sizeof (struct grub_acpi_table_header) + 8 * numoftables;
xsdt->revision = 1;
@ -428,12 +430,12 @@ setv2table (void)
grub_memcpy (&(rsdpv2_new->rsdpv1.oemid), root_oemid,
sizeof (rsdpv2_new->rsdpv1.oemid));
rsdpv2_new->rsdpv1.revision = rev2;
rsdpv2_new->rsdpv1.rsdt_addr = PTR_TO_UINT32 (rsdt_addr);
rsdpv2_new->rsdpv1.rsdt_addr = (grub_addr_t) rsdt_addr;
rsdpv2_new->rsdpv1.checksum = 0;
rsdpv2_new->rsdpv1.checksum = 1 + ~grub_byte_checksum
(&(rsdpv2_new->rsdpv1), sizeof (rsdpv2_new->rsdpv1));
rsdpv2_new->length = sizeof (*rsdpv2_new);
rsdpv2_new->xsdt_addr = PTR_TO_UINT64 (xsdt);
rsdpv2_new->xsdt_addr = (grub_addr_t) xsdt;
rsdpv2_new->checksum = 0;
rsdpv2_new->checksum = 1 + ~grub_byte_checksum (rsdpv2_new,
rsdpv2_new->length);
@ -463,7 +465,6 @@ grub_cmd_acpi (struct grub_extcmd_context *ctxt, int argc, char **args)
struct grub_arg_list *state = ctxt->state;
struct grub_acpi_rsdp_v10 *rsdp;
struct efiemu_acpi_table *cur, *t;
grub_err_t err;
int i, mmapregion;
int numoftables;
@ -506,7 +507,7 @@ grub_cmd_acpi (struct grub_extcmd_context *ctxt, int argc, char **args)
/* Set revision variables to replicate the same version as host. */
rev1 = ! rsdp->revision;
rev2 = rsdp->revision;
rsdt = (struct grub_acpi_table_header *) UINT_TO_PTR (rsdp->rsdt_addr);
rsdt = (struct grub_acpi_table_header *) (grub_addr_t) rsdp->rsdt_addr;
/* Load host tables. */
for (entry_ptr = (grub_uint32_t *) (rsdt + 1);
entry_ptr < (grub_uint32_t *) (((grub_uint8_t *) rsdt)
@ -516,7 +517,7 @@ grub_cmd_acpi (struct grub_extcmd_context *ctxt, int argc, char **args)
char signature[5];
struct efiemu_acpi_table *table;
struct grub_acpi_table_header *curtable
= (struct grub_acpi_table_header *) UINT_TO_PTR (*entry_ptr);
= (struct grub_acpi_table_header *) (grub_addr_t) *entry_ptr;
signature[4] = 0;
for (i = 0; i < 4;i++)
signature[i] = grub_tolower (curtable->signature[i]);
@ -540,7 +541,7 @@ grub_cmd_acpi (struct grub_extcmd_context *ctxt, int argc, char **args)
/* Load DSDT if not excluded. */
dsdt = (struct grub_acpi_table_header *)
UINT_TO_PTR (fadt->dsdt_addr);
(grub_addr_t) fadt->dsdt_addr;
if (dsdt && (! exclude || ! grub_strword (exclude, "dsdt"))
&& (! load_only || grub_strword (load_only, "dsdt"))
&& dsdt->length >= sizeof (*dsdt))
@ -732,13 +733,20 @@ grub_cmd_acpi (struct grub_extcmd_context *ctxt, int argc, char **args)
}
acpi_tables = 0;
if (! state[9].set && (err = grub_acpi_create_ebda ()))
#if defined (__i386__) || defined (__x86_64__)
if (! state[9].set)
{
grub_err_t err;
err = grub_acpi_create_ebda ();
if (err)
{
rsdpv1_new = 0;
rsdpv2_new = 0;
grub_mmap_free_and_unregister (mmapregion);
return err;
}
}
#endif
#ifdef GRUB_MACHINE_EFI
{

3
grub-core/commands/acpihalt.c
View file

@ -33,6 +33,7 @@ typedef uint8_t grub_uint8_t;
#endif
#include <grub/acpi.h>
#include <grub/i18n.h>
#ifndef GRUB_DSDT_TEST
#include <grub/misc.h>
@ -327,6 +328,6 @@ grub_acpi_halt (void)
grub_millisleep (1500);
grub_printf ("ACPI shutdown failed\n");
grub_puts_ (N_("ACPI shutdown failed"));
}
#endif

22
grub-core/commands/boot.c
View file

@ -31,17 +31,17 @@ static grub_err_t (*grub_loader_boot_func) (void);
static grub_err_t (*grub_loader_unload_func) (void);
static int grub_loader_noreturn;
struct grub_preboot_t
struct grub_preboot
{
grub_err_t (*preboot_func) (int);
grub_err_t (*preboot_rest_func) (void);
grub_loader_preboot_hook_prio_t prio;
struct grub_preboot_t *next;
struct grub_preboot_t *prev;
struct grub_preboot *next;
struct grub_preboot *prev;
};
static int grub_loader_loaded;
static struct grub_preboot_t *preboots_head = 0,
static struct grub_preboot *preboots_head = 0,
*preboots_tail = 0;
int
@ -51,18 +51,18 @@ grub_loader_is_loaded (void)
}
/* Register a preboot hook. */
void *
struct grub_preboot *
grub_loader_register_preboot_hook (grub_err_t (*preboot_func) (int noreturn),
grub_err_t (*preboot_rest_func) (void),
grub_loader_preboot_hook_prio_t prio)
{
struct grub_preboot_t *cur, *new_preboot;
struct grub_preboot *cur, *new_preboot;
if (! preboot_func && ! preboot_rest_func)
return 0;
new_preboot = (struct grub_preboot_t *)
grub_malloc (sizeof (struct grub_preboot_t));
new_preboot = (struct grub_preboot *)
grub_malloc (sizeof (struct grub_preboot));
if (! new_preboot)
{
grub_error (GRUB_ERR_OUT_OF_MEMORY, "hook not added");
@ -96,9 +96,9 @@ grub_loader_register_preboot_hook (grub_err_t (*preboot_func) (int noreturn),
}
void
grub_loader_unregister_preboot_hook (void *hnd)
grub_loader_unregister_preboot_hook (struct grub_preboot *hnd)
{
struct grub_preboot_t *preb = hnd;
struct grub_preboot *preb = hnd;
if (preb->next)
preb->next->prev = preb->prev;
@ -143,7 +143,7 @@ grub_err_t
grub_loader_boot (void)
{
grub_err_t err = GRUB_ERR_NONE;
struct grub_preboot_t *cur;
struct grub_preboot *cur;
if (! grub_loader_loaded)
return grub_error (GRUB_ERR_NO_KERNEL, "no loaded kernel");

4
grub-core/commands/cacheinfo.c
View file

@ -31,14 +31,14 @@ grub_rescue_cmd_info (struct grub_command *cmd __attribute__ ((unused)),
unsigned long hits, misses;
grub_disk_cache_get_performance (&hits, &misses);
grub_printf ("Disk cache: hits = %lu, misses = %lu ", hits, misses);
grub_printf_ (N_("Disk cache: hits = %lu, misses = %lu "), hits, misses);
if (hits + misses)
{
unsigned long ratio = hits * 10000 / (hits + misses);
grub_printf ("(%lu.%lu%%)\n", ratio / 100, ratio % 100);
}
else
grub_printf ("(N/A)\n");
grub_puts_ (N_("(N/A)"));
return 0;
}

13
grub-core/commands/cmp.c
View file

@ -42,7 +42,7 @@ grub_cmd_cmp (grub_command_t cmd __attribute__ ((unused)),
if (argc != 2)
return grub_error (GRUB_ERR_BAD_ARGUMENT, "two arguments required");
grub_printf ("Compare file `%s' with `%s':\n", args[0],
grub_printf_ (N_("Compare file `%s' with `%s':\n"), args[0],
args[1]);
file1 = grub_file_open (args[0]);
@ -51,7 +51,7 @@ grub_cmd_cmp (grub_command_t cmd __attribute__ ((unused)),
goto cleanup;
if (grub_file_size (file1) != grub_file_size (file2))
grub_printf ("Files differ in size: %llu [%s], %llu [%s]\n",
grub_printf_ (N_("Files differ in size: %llu [%s], %llu [%s]\n"),
(unsigned long long) grub_file_size (file1), args[0],
(unsigned long long) grub_file_size (file2), args[1]);
else
@ -78,9 +78,9 @@ grub_cmd_cmp (grub_command_t cmd __attribute__ ((unused)),
{
if (buf1[i] != buf2[i])
{
grub_printf ("Files differ at the offset %llu: 0x%x [%s], 0x%x [%s]\n",
(unsigned long long) (i + pos), buf1[i], args[0],
buf2[i], args[1]);
grub_printf_ (N_("Files differ at the offset %llu: 0x%x [%s], 0x%x [%s]\n"),
(unsigned long long) (i + pos), buf1[i],
args[0], buf2[i], args[1]);
goto cleanup;
}
}
@ -89,7 +89,8 @@ grub_cmd_cmp (grub_command_t cmd __attribute__ ((unused)),
}
while (rd2);
grub_printf ("The files are identical.\n");
/* TRANSLATORS: it's always exactly 2 files. */
grub_printf_ (N_("The files are identical.\n"));
}
cleanup:

10
grub-core/commands/efi/fixvideo.c
View file

@ -56,24 +56,24 @@ scan_card (grub_pci_device_t dev, grub_pci_id_t pciid)
{
grub_target_addr_t base;
grub_printf ("Found graphic card: %s\n", p->name);
grub_dprintf ("fixvideo", "Found graphic card: %s\n", p->name);
addr += 8 + p->mmio_bar * 4;
base = grub_pci_read (addr);
if ((! base) || (base & GRUB_PCI_ADDR_SPACE_IO) ||
(base & GRUB_PCI_ADDR_MEM_PREFETCH))
grub_printf ("Invalid MMIO bar %d\n", p->mmio_bar);
grub_dprintf ("fixvideo", "Invalid MMIO bar %d\n", p->mmio_bar);
else
{
base &= GRUB_PCI_ADDR_MEM_MASK;
base += p->mmio_reg;
if (*((volatile grub_uint32_t *) base) != p->mmio_old)
grub_printf ("Old value don't match\n");
grub_dprintf ("fixvideo", "Old value doesn't match\n");
else
{
*((volatile grub_uint32_t *) base) = 0;
if (*((volatile grub_uint32_t *) base))
grub_printf ("Set MMIO fails\n");
grub_dprintf ("fixvideo", "Setting MMIO fails\n");
}
}
@ -82,7 +82,7 @@ scan_card (grub_pci_device_t dev, grub_pci_id_t pciid)
p++;
}
grub_printf ("Unknown graphic card: %x\n", pciid);
grub_dprintf ("fixvideo", "Unknown graphic card: %x\n", pciid);
}
return 0;

6
grub-core/commands/efi/loadbios.c
View file

@ -49,7 +49,7 @@ enable_rom_area (void)
rom_ptr = (grub_uint32_t *) VBIOS_ADDR;
if (*rom_ptr != BLANK_MEM)
{
grub_printf ("ROM image is present.\n");
grub_puts_ (N_("ROM image is present."));
return 0;
}
@ -67,7 +67,7 @@ enable_rom_area (void)
*rom_ptr = 0;
if (*rom_ptr != 0)
{
grub_printf ("Can\'t enable ROM area.\n");
grub_puts_ (N_("Can\'t enable ROM area."));
return 0;
}
@ -209,7 +209,7 @@ GRUB_MOD_INIT(loadbios)
0, N_("Fake BIOS."));
cmd_loadbios = grub_register_command ("loadbios", grub_cmd_loadbios,
"BIOS_DUMP [INT10_DUMP]",
N_("BIOS_DUMP [INT10_DUMP]"),
N_("Load BIOS dump."));
}

2
grub-core/commands/gptsync.c
View file

@ -231,7 +231,7 @@ grub_cmd_gptsync (grub_command_t cmd __attribute__ ((unused)),
return grub_errno;
}
grub_printf ("New MBR is written to '%s'\n", args[0]);
grub_printf_ (N_("New MBR is written to '%s'\n"), args[0]);
return GRUB_ERR_NONE;
}

3
grub-core/commands/halt.c
View file

@ -24,13 +24,12 @@
GRUB_MOD_LICENSE ("GPLv3+");
static grub_err_t
static grub_err_t __attribute__ ((noreturn))
grub_cmd_halt (grub_command_t cmd __attribute__ ((unused)),
int argc __attribute__ ((unused)),
char **args __attribute__ ((unused)))
{
grub_halt ();
return 0;
}
static grub_command_t cmd;

10
grub-core/commands/hashsum.c
View file

@ -141,7 +141,7 @@ check_list (const gcry_md_spec_t *hash, const char *hashfilename,
grub_file_close (file);
if (err)
{
grub_printf ("%s: READ ERROR\n", p);
grub_printf_ (N_("%s: READ ERROR\n"), p);
if (!keep)
{
grub_file_close (hashlist);
@ -155,7 +155,7 @@ check_list (const gcry_md_spec_t *hash, const char *hashfilename,
}
if (grub_crypto_memcmp (expected, actual, hash->mdlen) != 0)
{
grub_printf ("%s: HASH MISMATCH\n", p);
grub_printf_ (N_("%s: HASH MISMATCH\n"), p);
if (!keep)
{
grub_file_close (hashlist);
@ -166,7 +166,7 @@ check_list (const gcry_md_spec_t *hash, const char *hashfilename,
mismatch++;
continue;
}
grub_printf ("%s: OK\n", p);
grub_printf_ (N_("%s: OK\n"), p);
}
if (mismatch || unread)
return grub_error (GRUB_ERR_TEST_FAILURE,
@ -257,8 +257,8 @@ static grub_extcmd_t cmd, cmd_md5, cmd_sha1, cmd_sha256, cmd_sha512, cmd_crc;
GRUB_MOD_INIT(hashsum)
{
cmd = grub_register_extcmd ("hashsum", grub_cmd_hashsum, 0,
"hashsum -h HASH [-c FILE [-p PREFIX]] "
"[FILE1 [FILE2 ...]]",
N_("-h HASH [-c FILE [-p PREFIX]] "
"[FILE1 [FILE2 ...]]"),
N_("Compute or check hash checksum."),
options);
cmd_md5 = grub_register_extcmd ("md5sum", grub_cmd_hashsum, 0,

18
grub-core/commands/hdparm.c
View file

@ -165,22 +165,20 @@ grub_hdparm_set_val_cmd (const char * msg, int val,
}
static const char *
le16_to_char (char *dest, const grub_uint16_t * src16, unsigned bytes)
le16_to_char (grub_uint16_t *dest, const grub_uint16_t * src16, unsigned bytes)
{
grub_uint16_t * dest16 = (grub_uint16_t *) dest;
unsigned i;
for (i = 0; i < bytes / 2; i++)
dest16[i] = grub_be_to_cpu16 (src16[i]);
return dest;
dest[i] = grub_be_to_cpu16 (src16[i]);
dest[i] = 0;
return (char *) dest;
}
static void
grub_hdparm_print_identify (const char * idbuf)
grub_hdparm_print_identify (const grub_uint16_t * idw)
{
const grub_uint16_t * idw = (const grub_uint16_t *) idbuf;
/* Print identity strings. */
char tmp[40];
grub_uint16_t tmp[21];
grub_printf ("Model: \"%.40s\"\n", le16_to_char (tmp, &idw[27], 40));
grub_printf ("Firmware: \"%.8s\"\n", le16_to_char (tmp, &idw[23], 8));
grub_printf ("Serial: \"%.20s\"\n", le16_to_char (tmp, &idw[10], 20));
@ -377,7 +375,7 @@ grub_cmd_hdparm (grub_extcmd_context_t ctxt, int argc, char **args) // state????
/* Print/dump IDENTIFY. */
if (ident || dumpid)
{
char buf[GRUB_DISK_SECTOR_SIZE];
grub_uint16_t buf[GRUB_DISK_SECTOR_SIZE / 2];
if (grub_hdparm_do_ata_cmd (ata, GRUB_ATA_CMD_IDENTIFY_DEVICE,
0, 0, buf, sizeof (buf)))
grub_printf ("Cannot read ATA IDENTIFY data\n");
@ -386,7 +384,7 @@ grub_cmd_hdparm (grub_extcmd_context_t ctxt, int argc, char **args) // state????
if (ident)
grub_hdparm_print_identify (buf);
if (dumpid)
hexdump (0, buf, sizeof (buf));
hexdump (0, (char *) buf, sizeof (buf));
}
}

9
grub-core/commands/i386/cmostest.c
View file

@ -20,6 +20,7 @@
#include <grub/command.h>
#include <grub/misc.h>
#include <grub/cmos.h>
#include <grub/i18n.h>
GRUB_MOD_LICENSE ("GPLv3+");
@ -86,11 +87,11 @@ static grub_command_t cmd, cmd_clean;
GRUB_MOD_INIT(cmostest)
{
cmd = grub_register_command ("cmostest", grub_cmd_cmostest,
"cmostest BYTE:BIT",
"Test bit at BYTE:BIT in CMOS.");
N_("BYTE:BIT"),
N_("Test bit at BYTE:BIT in CMOS."));
cmd_clean = grub_register_command ("cmosclean", grub_cmd_cmosclean,
"cmosclean BYTE:BIT",
"Clean bit at BYTE:BIT in CMOS.");
N_("BYTE:BIT"),
N_("Clean bit at BYTE:BIT in CMOS."));
}
GRUB_MOD_FINI(cmostest)

6
grub-core/commands/i386/pc/drivemap.c
View file

@ -178,11 +178,11 @@ list_mappings (void)
/* Show: list mappings. */
if (! map_head)
{
grub_printf ("No drives have been remapped\n");
grub_puts_ (N_("No drives have been remapped"));
return GRUB_ERR_NONE;
}
grub_printf ("OS disk #num ------> GRUB/BIOS device\n");
grub_puts_ (N_("OS disk #num ------> GRUB/BIOS device"));
drivemap_node_t *curnode = map_head;
while (curnode)
{
@ -363,7 +363,7 @@ uninstall_int13_handler (void)
static int
grub_get_root_biosnumber_drivemap (void)
{
char *biosnum;
const char *biosnum;
int ret = -1;
grub_device_t dev;

20
grub-core/commands/i386/pc/lsapm.c
View file

@ -74,27 +74,27 @@ grub_cmd_lsapm (grub_command_t cmd __attribute__ ((unused)),
if (!grub_apm_get_info (&info))
return grub_error (GRUB_ERR_IO, "no APM found");
grub_printf ("Vesion %u.%u\n"
grub_printf_ (N_("Vesion %u.%u\n"
"32-bit CS = 0x%x, len = 0x%x, offset = 0x%x\n"
"16-bit CS = 0x%x, len = 0x%x\n"
"DS = 0x%x, len = 0x%x\n",
"DS = 0x%x, len = 0x%x\n"),
info.version >> 8, info.version & 0xff,
info.cseg, info.cseg_len, info.offset,
info.cseg_16, info.cseg_16_len,
info.dseg, info.dseg_len);
grub_xputs (info.flags & GRUB_APM_FLAGS_16BITPROTECTED_SUPPORTED
? "16-bit protected interface supported\n"
: "16-bit protected interface unsupported\n");
? _("16-bit protected interface supported\n")
: _("16-bit protected interface unsupported\n"));
grub_xputs (info.flags & GRUB_APM_FLAGS_32BITPROTECTED_SUPPORTED
? "32-bit protected interface supported\n"
: "32-bit protected interface unsupported\n");
? _("32-bit protected interface supported\n")
: _("32-bit protected interface unsupported\n"));
grub_xputs (info.flags & GRUB_APM_FLAGS_CPUIDLE_SLOWS_DOWN
? "CPU Idle slows down processor\n"
: "CPU Idle doesn't slow down processor\n");
? _("CPU Idle slows down processor\n")
: _("CPU Idle doesn't slow down processor\n"));
grub_xputs (info.flags & GRUB_APM_FLAGS_DISABLED
? "APM disabled\n" : "APM enabled\n");
? _("APM disabled\n") : _("APM enabled\n"));
grub_xputs (info.flags & GRUB_APM_FLAGS_DISENGAGED
? "APM disengaged\n" : "APM engaged\n");
? _("APM disengaged\n") : _("APM engaged\n"));
return GRUB_ERR_NONE;
}

45
grub-core/commands/i386/pc/sendkey.c
View file

@ -26,6 +26,7 @@
#include <grub/extcmd.h>
#include <grub/cpu/io.h>
#include <grub/loader.h>
#include <grub/i18n.h>
GRUB_MOD_LICENSE ("GPLv2+");
@ -35,23 +36,23 @@ static int keylen = 0;
static int noled = 0;
static const struct grub_arg_option options[] =
{
{"num", 'n', 0, "set numlock mode", "[on|off]", ARG_TYPE_STRING},
{"caps", 'c', 0, "set capslock mode", "[on|off]", ARG_TYPE_STRING},
{"scroll", 's', 0, "set scrolllock mode", "[on|off]", ARG_TYPE_STRING},
{"insert", 0, 0, "set insert mode", "[on|off]", ARG_TYPE_STRING},
{"pause", 0, 0, "set pause mode", "[on|off]", ARG_TYPE_STRING},
{"left-shift", 0, 0, "press left shift", "[on|off]", ARG_TYPE_STRING},
{"right-shift", 0, 0, "press right shift", "[on|off]", ARG_TYPE_STRING},
{"sysrq", 0, 0, "press SysRq", "[on|off]", ARG_TYPE_STRING},
{"numkey", 0, 0, "press NumLock key", "[on|off]", ARG_TYPE_STRING},
{"capskey", 0, 0, "press CapsLock key", "[on|off]", ARG_TYPE_STRING},
{"scrollkey", 0, 0, "press ScrollLock key", "[on|off]", ARG_TYPE_STRING},
{"insertkey", 0, 0, "press Insert key", "[on|off]", ARG_TYPE_STRING},
{"left-alt", 0, 0, "press left alt", "[on|off]", ARG_TYPE_STRING},
{"right-alt", 0, 0, "press right alt", "[on|off]", ARG_TYPE_STRING},
{"left-ctrl", 0, 0, "press left ctrl", "[on|off]", ARG_TYPE_STRING},
{"right-ctrl", 0, 0, "press right ctrl", "[on|off]", ARG_TYPE_STRING},
{"no-led", 0, 0, "don't update LED state", 0, 0},
{"num", 'n', 0, N_("set numlock mode"), "[on|off]", ARG_TYPE_STRING},
{"caps", 'c', 0, N_("set capslock mode"), "[on|off]", ARG_TYPE_STRING},
{"scroll", 's', 0, N_("set scrolllock mode"), "[on|off]", ARG_TYPE_STRING},
{"insert", 0, 0, N_("set insert mode"), "[on|off]", ARG_TYPE_STRING},
{"pause", 0, 0, N_("set pause mode"), "[on|off]", ARG_TYPE_STRING},
{"left-shift", 0, 0, N_("press left shift"), "[on|off]", ARG_TYPE_STRING},
{"right-shift", 0, 0, N_("press right shift"), "[on|off]", ARG_TYPE_STRING},
{"sysrq", 0, 0, N_("press SysRq"), "[on|off]", ARG_TYPE_STRING},
{"numkey", 0, 0, N_("press NumLock key"), "[on|off]", ARG_TYPE_STRING},
{"capskey", 0, 0, N_("press CapsLock key"), "[on|off]", ARG_TYPE_STRING},
{"scrollkey", 0, 0, N_("press ScrollLock key"), "[on|off]", ARG_TYPE_STRING},
{"insertkey", 0, 0, N_("press Insert key"), "[on|off]", ARG_TYPE_STRING},
{"left-alt", 0, 0, N_("press left alt"), "[on|off]", ARG_TYPE_STRING},
{"right-alt", 0, 0, N_("press right alt"), "[on|off]", ARG_TYPE_STRING},
{"left-ctrl", 0, 0, N_("press left ctrl"), "[on|off]", ARG_TYPE_STRING},
{"right-ctrl", 0, 0, N_("press right ctrl"), "[on|off]", ARG_TYPE_STRING},
{"no-led", 0, 0, N_("don't update LED state"), 0, 0},
{0, 0, 0, 0, 0, 0}
};
static int simple_flag_offsets[]
@ -62,8 +63,8 @@ static grub_uint32_t andmask = 0xffffffff, ormask = 0;
struct
keysym
{
char *unshifted_name; /* the name in unshifted state */
char *shifted_name; /* the name in shifted state */
const char *unshifted_name; /* the name in unshifted state */
const char *shifted_name; /* the name in shifted state */
unsigned char unshifted_ascii; /* the ascii code in unshifted state */
unsigned char shifted_ascii; /* the ascii code in shifted state */
unsigned char keycode; /* keyboard scancode */
@ -364,13 +365,13 @@ grub_cmd_sendkey (grub_extcmd_context_t ctxt, int argc, char **args)
}
static grub_extcmd_t cmd;
static void *preboot_hook;
static struct grub_preboot *preboot_hook;
GRUB_MOD_INIT (sendkey)
{
cmd = grub_register_extcmd ("sendkey", grub_cmd_sendkey, 0,
"sendkey [KEYSTROKE1] [KEYSTROKE2] ...",
"Emulate a keystroke", options);
N_("[KEYSTROKE1] [KEYSTROKE2] ..."),
N_("Emulate a keystroke"), options);
preboot_hook
= grub_loader_register_preboot_hook (grub_sendkey_preboot,

2
grub-core/commands/ieee1275/suspend.c
View file

@ -31,7 +31,7 @@ grub_cmd_suspend (grub_command_t cmd __attribute__ ((unused)),
int argc __attribute__ ((unused)),
char **args __attribute__ ((unused)))
{
grub_printf ("Run 'go' to resume GRUB.\n");
grub_puts_ (N_("Run 'go' to resume GRUB."));
grub_ieee1275_enter ();
grub_cls ();
return 0;

4
grub-core/commands/legacycfg.c
View file

@ -344,7 +344,7 @@ grub_cmd_legacy_kernel (struct grub_command *mycmd __attribute__ ((unused)),
int bsd_part = -1;
{
grub_device_t dev;
char *hdbiasstr;
const char *hdbiasstr;
int hdbias = 0;
hdbiasstr = grub_env_get ("legacy_hdbias");
if (hdbiasstr)
@ -723,7 +723,7 @@ grub_cmd_legacy_check_password (struct grub_command *mycmd __attribute__ ((unuse
if (argc == 0)
return grub_error (GRUB_ERR_BAD_ARGUMENT, "arguments expected");
grub_printf ("Enter password:");
grub_puts_ (N_("Enter password: "));
if (!grub_password_get (entered, GRUB_AUTH_MAX_PASSLEN))
return GRUB_ACCESS_DENIED;

4
grub-core/commands/loadenv.c
View file

@ -43,7 +43,7 @@ open_envblk_file (char *filename)
if (! filename)
{
char *prefix;
const char *prefix;
prefix = grub_env_get ("prefix");
if (prefix)
@ -346,7 +346,7 @@ grub_cmd_save_env (grub_extcmd_context_t ctxt, int argc, char **args)
while (argc)
{
char *value;
const char *value;
value = grub_env_get (args[0]);
if (value)

20
grub-core/commands/lsmmap.c
View file

@ -26,13 +26,13 @@ GRUB_MOD_LICENSE ("GPLv3+");
static const char *names[] =
{
[GRUB_MEMORY_AVAILABLE] = "available",
[GRUB_MEMORY_RESERVED] = "reserved",
[GRUB_MEMORY_ACPI] = "ACPI reclamaible",
[GRUB_MEMORY_NVS] = "NVS",
[GRUB_MEMORY_BADRAM] = "BadRAM",
[GRUB_MEMORY_CODE] = "firmware code",
[GRUB_MEMORY_HOLE] = "hole"
[GRUB_MEMORY_AVAILABLE] = N_("available"),
[GRUB_MEMORY_RESERVED] = N_("reserved"),
[GRUB_MEMORY_ACPI] = N_("ACPI reclamaible"),
[GRUB_MEMORY_NVS] = N_("ACPI non-volatile storage"),
[GRUB_MEMORY_BADRAM] = N_("BadRAM"),
[GRUB_MEMORY_CODE] = N_("firmware code"),
[GRUB_MEMORY_HOLE] = N_("hole")
};
static grub_err_t
@ -46,10 +46,10 @@ grub_cmd_lsmmap (grub_command_t cmd __attribute__ ((unused)),
grub_memory_type_t type)
{
if (type < ARRAY_SIZE (names) && names[type])
grub_printf ("base_addr = 0x%llx, length = 0x%llx, %s\n",
(long long) addr, (long long) size, names[type]);
grub_printf_ (N_("base_addr = 0x%llx, length = 0x%llx, %s\n"),
(long long) addr, (long long) size, _(names[type]));
else
grub_printf ("base_addr = 0x%llx, length = 0x%llx, type = 0x%x\n",
grub_printf_ (N_("base_addr = 0x%llx, length = 0x%llx, type = 0x%x\n"),
(long long) addr, (long long) size, type);
return 0;
}

2
grub-core/commands/lspci.c
View file

@ -29,7 +29,7 @@ struct grub_pci_classname
{
int class;
int subclass;
char *desc;
const char *desc;
};
static const struct grub_pci_classname grub_pci_classes[] =

2
grub-core/commands/memrw.c
View file

@ -31,7 +31,7 @@ static grub_command_t cmd_write_byte, cmd_write_word, cmd_write_dword;
static const struct grub_arg_option options[] =
{
{0, 'v', 0, N_("Save read value into variable VARNAME."),
"VARNAME", ARG_TYPE_STRING},
N_("VARNAME"), ARG_TYPE_STRING},
{0, 0, 0, 0, 0, 0}
};

10
grub-core/commands/menuentry.c
View file

@ -28,19 +28,19 @@
static const struct grub_arg_option options[] =
{
{"class", 1, GRUB_ARG_OPTION_REPEATABLE,
N_("Menu entry type."), "STRING", ARG_TYPE_STRING},
N_("Menu entry type."), N_("STRING"), ARG_TYPE_STRING},
{"users", 2, 0,
N_("Users allowed to boot this entry."), "USERNAME", ARG_TYPE_STRING},
N_("Users allowed to boot this entry."), N_("USERNAME"), ARG_TYPE_STRING},
{"hotkey", 3, 0,
N_("Keyboard key for this entry."), "KEY", ARG_TYPE_STRING},
N_("Keyboard key for this entry."), N_("KEY"), ARG_TYPE_STRING},
{"source", 4, 0,
N_("Menu entry definition as a string."), "STRING", ARG_TYPE_STRING},
N_("Menu entry definition as a string."), N_("STRING"), ARG_TYPE_STRING},
{0, 0, 0, 0, 0, 0}
};
static struct
{
char *name;
const char *name;
int key;
} hotkey_aliases[] =
{

6
grub-core/commands/minicmd.c
View file

@ -145,7 +145,7 @@ grub_mini_cmd_lsmod (struct grub_command *cmd __attribute__ ((unused)),
{
grub_dl_t mod;
grub_printf ("Name\tRef Count\tDependencies\n");
grub_printf_ (N_("Name\tRef Count\tDependencies\n"));
FOR_DL_MODULES (mod)
{
grub_dl_dep_t dep;
@ -165,13 +165,13 @@ grub_mini_cmd_lsmod (struct grub_command *cmd __attribute__ ((unused)),
}
/* exit */
static grub_err_t
static grub_err_t __attribute__ ((noreturn))
grub_mini_cmd_exit (struct grub_command *cmd __attribute__ ((unused)),
int argc __attribute__ ((unused)),
char *argv[] __attribute__ ((unused)))
{
grub_exit ();
return 0;
/* Not reached. */
}
static grub_command_t cmd_cat, cmd_help;

22
grub-core/commands/mips/loongson/lsspd.c
View file

@ -23,6 +23,7 @@
#include <grub/dl.h>
#include <grub/command.h>
#include <grub/cs5536.h>
#include <grub/i18n.h>
GRUB_MOD_LICENSE ("GPLv3+");
@ -38,43 +39,44 @@ grub_cmd_lsspd (grub_command_t cmd __attribute__ ((unused)),
if (!grub_cs5536_find (&dev))
{
grub_printf ("No CS5536 found\n");
grub_puts_ (N_("No CS5536 found"));
return GRUB_ERR_NONE;
}
grub_printf ("CS5536 at %d:%d.%d\n", grub_pci_get_bus (dev),
grub_printf_ (N_("CS5536 at %d:%d.%d\n"), grub_pci_get_bus (dev),
grub_pci_get_device (dev), grub_pci_get_function (dev));
err = grub_cs5536_init_smbus (dev, 0x7fff, &smbbase);
if (err)
return err;
grub_printf ("SMB base = 0x%x\n", smbbase);
grub_printf_ (N_("SMB base = 0x%x\n"), smbbase);
for (i = GRUB_SMB_RAM_START_ADDR;
i < GRUB_SMB_RAM_START_ADDR + GRUB_SMB_RAM_NUM_MAX; i++)
{
struct grub_smbus_spd spd;
grub_memset (&spd, 0, sizeof (spd));
grub_printf ("Device %d\n", i);
grub_printf_ (N_("Device %d\n"), i);
err = grub_cs5536_read_spd (smbbase, i, &spd);
if (err)
{
grub_print_error ();
continue;
}
grub_printf ("Written SPD bytes: %d B.\n", spd.written_size);
grub_printf ("Total flash size: %d B.\n", 1 << spd.log_total_flash_size);
grub_printf_ (N_("Written SPD bytes: %d B.\n"), spd.written_size);
grub_printf_ (N_("Total flash size: %d B.\n"),
1 << spd.log_total_flash_size);
if (spd.memory_type == GRUB_SMBUS_SPD_MEMORY_TYPE_DDR2)
{
char str[sizeof (spd.ddr2.part_number) + 1];
grub_printf ("Memory type: DDR2.\n");
grub_puts_ (N_("Memory type: DDR2."));
grub_memcpy (str, spd.ddr2.part_number,
sizeof (spd.ddr2.part_number));
str[sizeof (spd.ddr2.part_number)] = 0;
grub_printf ("Part no: %s.\n", str);
grub_printf_ (N_("Part no: %s.\n"), str);
}
else
grub_printf ("Memory type: Unknown.\n");
grub_puts_ (N_("Memory type: Unknown."));
}
return GRUB_ERR_NONE;
@ -85,7 +87,7 @@ static grub_command_t cmd;
GRUB_MOD_INIT(lsspd)
{
cmd = grub_register_command ("lsspd", grub_cmd_lsspd, 0,
"Print Memory information.");
N_("Print Memory information."));
}
GRUB_MOD_FINI(lsspd)

12
grub-core/commands/parttool.c
View file

@ -37,9 +37,9 @@ static struct grub_parttool *parts = 0;
static int curhandle = 0;
static grub_dl_t mymod;
static char helpmsg[] =
"Perform COMMANDS on partition.\n"
N_("Perform COMMANDS on partition.\n"
"Use \"parttool PARTITION help\" for the list "
"of available commands.";
"of available commands.");
int
grub_parttool_register(const char *part_name,
@ -128,7 +128,7 @@ grub_cmd_parttool (grub_command_t cmd __attribute__ ((unused)),
break;
case GRUB_PARTTOOL_ARG_VAL:
grub_printf ("=VAL");
grub_xputs (_("=VAL"));
spacing -= 4;
break;
@ -137,18 +137,18 @@ grub_cmd_parttool (grub_command_t cmd __attribute__ ((unused)),
}
while (spacing-- > 0)
grub_printf (" ");
grub_printf ("%s\n", curarg->desc);
grub_puts_ (curarg->desc);
}
}
if (! found)
grub_printf ("Sorry no parttool is available for %s\n",
grub_printf_ (N_("Sorry no parttool is available for %s\n"),
dev->disk->partition->partmap->name);
return GRUB_ERR_NONE;
}
if (argc < 1)
{
grub_printf ("%s\n", helpmsg);
grub_puts_ (helpmsg);
return grub_error (GRUB_ERR_BAD_ARGUMENT, "too few arguments");
}

2
grub-core/commands/probe.c
View file

@ -136,7 +136,7 @@ grub_cmd_probe (grub_extcmd_context_t ctxt, int argc, char **args)
return err;
if (! label)
return grub_error (GRUB_ERR_NOT_IMPLEMENTED_YET,
"uuid for this FS isn't supported yet");
"label for this FS isn't supported yet");
if (state[0].set)
grub_env_set (state[0].arg, label);

3
grub-core/commands/reboot.c
View file

@ -24,13 +24,12 @@
GRUB_MOD_LICENSE ("GPLv3+");
static grub_err_t
static grub_err_t __attribute__ ((noreturn))
grub_cmd_reboot (grub_command_t cmd __attribute__ ((unused)),
int argc __attribute__ ((unused)),
char **args __attribute__ ((unused)))
{
grub_reboot ();
return 0;
}
static grub_command_t cmd;

14
grub-core/commands/setpci.c
View file

@ -66,12 +66,12 @@ static struct pci_register pci_registers[] =
static const struct grub_arg_option options[] =
{
{0, 'd', 0, "Select device by vendor and device IDs.",
"[vendor]:[device]", ARG_TYPE_STRING},
{0, 's', 0, "Select device by its position on the bus.",
"[bus]:[slot][.func]", ARG_TYPE_STRING},
{0, 'v', 0, "Save read value into variable VARNAME.",
"VARNAME", ARG_TYPE_STRING},
{0, 'd', 0, N_("Select device by vendor and device IDs."),
N_("[vendor]:[device]"), ARG_TYPE_STRING},
{0, 's', 0, N_("Select device by its position on the bus."),
N_("[bus]:[slot][.func]"), ARG_TYPE_STRING},
{0, 'v', 0, N_("Save read value into variable VARNAME."),
N_("VARNAME"), ARG_TYPE_STRING},
{0, 0, 0, 0, 0, 0}
};
@ -128,7 +128,7 @@ grub_setpci_iter (grub_pci_device_t dev, grub_pci_id_t pciid)
if (!write_mask)
{
grub_printf ("Register %x of %d:%d.%d is %x\n", regaddr,
grub_printf (N_("Register %x of %d:%d.%d is %x\n"), regaddr,
grub_pci_get_bus (dev),
grub_pci_get_device (dev),
grub_pci_get_function (dev),

2
grub-core/commands/time.c
View file

@ -47,7 +47,7 @@ grub_cmd_time (grub_command_t ctxt __attribute__ ((unused)),
(cmd->func) (cmd, argc - 1, &args[1]);
end = grub_get_time_ms ();
grub_printf ("Elapsed time: %d.%03d seconds \n", (end - start) / 1000,
grub_printf_ (N_("Elapsed time: %d.%03d seconds \n"), (end - start) / 1000,
(end - start) % 1000);
return grub_errno;

47
grub-core/commands/videoinfo.c
View file

@ -52,10 +52,10 @@ hook (const struct grub_video_mode_info *info)
grub_printf ("%4d x %4d x %2d ", info->width, info->height, info->bpp);
if (info->mode_type & GRUB_VIDEO_MODE_TYPE_PURE_TEXT)
grub_printf ("Text-only ");
grub_xputs (_("Text-only "));
/* Show mask and position details for direct color modes. */
if (info->mode_type & GRUB_VIDEO_MODE_TYPE_RGB)
grub_printf ("Direct, mask: %d/%d/%d/%d pos: %d/%d/%d/%d",
grub_printf_ (N_("Direct, mask: %d/%d/%d/%d pos: %d/%d/%d/%d"),
info->red_mask_size,
info->green_mask_size,
info->blue_mask_size,
@ -65,23 +65,23 @@ hook (const struct grub_video_mode_info *info)
info->blue_field_pos,
info->reserved_field_pos);
if (info->mode_type & GRUB_VIDEO_MODE_TYPE_INDEX_COLOR)
grub_printf ("Packed ");
grub_xputs (_("Packed "));
if (info->mode_type & GRUB_VIDEO_MODE_TYPE_YUV)
grub_printf ("YUV ");
grub_xputs (_("YUV "));
if (info->mode_type & GRUB_VIDEO_MODE_TYPE_PLANAR)
grub_printf ("Planar ");
grub_xputs (_("Planar "));
if (info->mode_type & GRUB_VIDEO_MODE_TYPE_HERCULES)
grub_printf ("Hercules ");
grub_xputs (_("Hercules "));
if (info->mode_type & GRUB_VIDEO_MODE_TYPE_CGA)
grub_printf ("CGA ");
grub_xputs (_("CGA "));
if (info->mode_type & GRUB_VIDEO_MODE_TYPE_NONCHAIN4)
grub_printf ("Non-chain 4 ");
grub_xputs (_("Non-chain 4 "));
if (info->mode_type & GRUB_VIDEO_MODE_TYPE_1BIT_BITMAP)
grub_printf ("Monochrome ");
grub_xputs (_("Monochrome "));
if (info->mode_type & GRUB_VIDEO_MODE_TYPE_UNKNOWN)
grub_printf ("Unknown ");
grub_xputs (_("Unknown "));
grub_printf ("\n");
grub_xputs ("\n");
return 0;
}
@ -93,19 +93,19 @@ print_edid (struct grub_video_edid_info *edid_info)
if (grub_video_edid_checksum (edid_info))
{
grub_printf (" EDID checksum invalid\n");
grub_puts_ (N_(" EDID checksum invalid"));
grub_errno = GRUB_ERR_NONE;
return;
}
grub_printf (" EDID version: %u.%u\n",
grub_printf_ (N_(" EDID version: %u.%u\n"),
edid_info->version, edid_info->revision);
if (grub_video_edid_preferred_mode (edid_info, &edid_width, &edid_height)
== GRUB_ERR_NONE)
grub_printf (" Preferred mode: %ux%u\n", edid_width, edid_height);
grub_printf_ (N_(" Preferred mode: %ux%u\n"), edid_width, edid_height);
else
{
grub_printf (" No preferred mode available\n");
grub_printf_ (N_(" No preferred mode available\n"));
grub_errno = GRUB_ERR_NONE;
}
}
@ -147,20 +147,20 @@ grub_cmd_videoinfo (grub_command_t cmd __attribute__ ((unused)),
id = grub_video_get_driver_id ();
grub_printf ("List of supported video modes:\n");
grub_printf ("Legend: P=Packed pixel, D=Direct color, "
"mask/pos=R/G/B/reserved\n");
grub_puts_ (N_("List of supported video modes:"));
grub_puts_ (N_("Legend: P=Packed pixel, D=Direct color, "
"mask/pos=R/G/B/reserved"));
FOR_VIDEO_ADAPTERS (adapter)
{
struct grub_video_mode_info info;
struct grub_video_edid_info edid_info;
grub_printf ("Adapter '%s':\n", adapter->name);
grub_printf_ (N_("Adapter '%s':\n"), adapter->name);
if (!adapter->iterate)
{
grub_printf (" No info available\n");
grub_puts_ (N_(" No info available"));
continue;
}
@ -178,7 +178,7 @@ grub_cmd_videoinfo (grub_command_t cmd __attribute__ ((unused)),
{
if (adapter->init ())
{
grub_printf (" Failed\n");
grub_puts_ (N_(" Failed"));
grub_errno = GRUB_ERR_NONE;
continue;
}
@ -215,12 +215,13 @@ static grub_command_t cmd_vbe;
GRUB_MOD_INIT(videoinfo)
{
cmd = grub_register_command ("videoinfo", grub_cmd_videoinfo, "[WxH[xD]]",
cmd = grub_register_command ("videoinfo", grub_cmd_videoinfo, N_("[WxH[xD]]"),
N_("List available video modes. If "
"resolution is given show only modes"
" matching it."));
#ifdef GRUB_MACHINE_PCBIOS
cmd_vbe = grub_register_command ("vbeinfo", grub_cmd_videoinfo, "[WxH[xD]]",
cmd_vbe = grub_register_command ("vbeinfo", grub_cmd_videoinfo,
N_("[WxH[xD]]"),
N_("List available video modes. If "
"resolution is given show only modes"
" matching it."));

7
grub-core/commands/videotest.c
View file

@ -74,6 +74,8 @@ grub_cmd_videotest (grub_command_t cmd __attribute__ ((unused)),
grub_video_create_render_target (&text_layer, width, height,
GRUB_VIDEO_MODE_TYPE_RGB
| GRUB_VIDEO_MODE_TYPE_ALPHA);
if (!text_layer)
goto fail;
grub_video_set_active_render_target (text_layer);
@ -191,6 +193,11 @@ grub_cmd_videotest (grub_command_t cmd __attribute__ ((unused)),
grub_errno = GRUB_ERR_NONE;
return grub_errno;
fail:
grub_video_delete_render_target (text_layer);
grub_video_restore ();
return grub_errno;
}
static grub_command_t cmd;

2
grub-core/commands/wildcard.c
View file

@ -436,7 +436,7 @@ wildcard_expand (const char *s, char ***strs)
else if (*start == '/') /* no device part */
{
char *root;
const char *root;
char *prefix;
root = grub_env_get ("root");

16
grub-core/commands/xnu_uuid.c
View file

@ -51,10 +51,18 @@ grub_cmd_xnu_uuid (grub_command_t cmd __attribute__ ((unused)),
char uuid_string[sizeof ("xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx")];
char *ptr;
grub_uint8_t ctx[GRUB_MD_MD5->contextsize];
int low = 0;
if (argc < 1)
return grub_error (GRUB_ERR_BAD_ARGUMENT, "UUID required");
if (argc > 1 && grub_strcmp (args[0], "-l") == 0)
{
low = 1;
argc--;
args++;
}
serial = grub_cpu_to_be64 (grub_strtoull (args[0], 0, 16));
GRUB_MD_MD5->init (&ctx);
@ -75,10 +83,11 @@ grub_cmd_xnu_uuid (grub_command_t cmd __attribute__ ((unused)),
(unsigned int) xnu_uuid[10], (unsigned int) xnu_uuid[11],
(unsigned int) xnu_uuid[12], (unsigned int) xnu_uuid[13],
(unsigned int) xnu_uuid[14], (unsigned int) xnu_uuid[15]);
if (!low)
for (ptr = uuid_string; *ptr; ptr++)
*ptr = grub_toupper (*ptr);
if (argc == 1)
grub_printf ("%s", uuid_string);
grub_printf ("%s\n", uuid_string);
if (argc > 1)
grub_env_set (args[1], uuid_string);
@ -91,9 +100,10 @@ static grub_command_t cmd;
GRUB_MOD_INIT (xnu_uuid)
{
cmd = grub_register_command ("xnu_uuid", grub_cmd_xnu_uuid,
N_("GRUBUUID [VARNAME]"),
N_("[-l] GRUBUUID [VARNAME]"),
N_("Transform 64-bit UUID to format "
"suitable for XNU."));
"suitable for XNU. If -l is given keep "
"it lowercase as done by blkid."));
}
GRUB_MOD_FINI (xnu_uuid)

4
grub-core/disk/ahci.c
View file

@ -305,7 +305,7 @@ grub_ahci_pciinit (grub_pci_device_t dev,
else
grub_dprintf ("ahci", "AHCI is already in OS mode\n");
if (~(hba->global_control & GRUB_AHCI_HBA_GLOBAL_CONTROL_AHCI_EN))
if (!(hba->global_control & GRUB_AHCI_HBA_GLOBAL_CONTROL_AHCI_EN))
grub_dprintf ("ahci", "AHCI is in compat mode. Switching\n");
else
grub_dprintf ("ahci", "AHCI is in AHCI mode.\n");
@ -706,7 +706,7 @@ static struct grub_ata_dev grub_ahci_dev =
static void *fini_hnd;
static struct grub_preboot *fini_hnd;
GRUB_MOD_INIT(ahci)
{

48
grub-core/disk/ata.c
View file

@ -29,29 +29,27 @@ static grub_ata_dev_t grub_ata_dev_list;
/* Byteorder has to be changed before strings can be read. */
static void
grub_ata_strncpy (char *dst, char *src, grub_size_t len)
grub_ata_strncpy (grub_uint16_t *dst16, grub_uint16_t *src16, grub_size_t len)
{
grub_uint16_t *src16 = (grub_uint16_t *) src;
grub_uint16_t *dst16 = (grub_uint16_t *) dst;
unsigned int i;
for (i = 0; i < len / 2; i++)
*(dst16++) = grub_be_to_cpu16 (*(src16++));
dst[len] = '\0';
dst16[i] = 0;
}
static void
grub_ata_dumpinfo (struct grub_ata *dev, char *info)
grub_ata_dumpinfo (struct grub_ata *dev, grub_uint16_t *info)
{
char text[41];
grub_uint16_t text[21];
/* The device information was read, dump it for debugging. */
grub_ata_strncpy (text, info + 20, 20);
grub_dprintf ("ata", "Serial: %s\n", text);
grub_ata_strncpy (text, info + 46, 8);
grub_dprintf ("ata", "Firmware: %s\n", text);
grub_ata_strncpy (text, info + 54, 40);
grub_dprintf ("ata", "Model: %s\n", text);
grub_ata_strncpy (text, info + 10, 20);
grub_dprintf ("ata", "Serial: %s\n", (char *) text);
grub_ata_strncpy (text, info + 23, 8);
grub_dprintf ("ata", "Firmware: %s\n", (char *) text);
grub_ata_strncpy (text, info + 27, 40);
grub_dprintf ("ata", "Model: %s\n", (char *) text);
if (! dev->atapi)
{
@ -65,7 +63,7 @@ static grub_err_t
grub_atapi_identify (struct grub_ata *dev)
{
struct grub_disk_ata_pass_through_parms parms;
char *info;
grub_uint16_t *info;
grub_err_t err;
info = grub_malloc (GRUB_DISK_SECTOR_SIZE);
@ -105,17 +103,19 @@ static grub_err_t
grub_ata_identify (struct grub_ata *dev)
{
struct grub_disk_ata_pass_through_parms parms;
char *info;
grub_uint64_t *info64;
grub_uint32_t *info32;
grub_uint16_t *info16;
grub_err_t err;
info = grub_malloc (GRUB_DISK_SECTOR_SIZE);
if (! info)
info64 = grub_malloc (GRUB_DISK_SECTOR_SIZE);
info32 = (grub_uint32_t *) info64;
info16 = (grub_uint16_t *) info64;
if (! info16)
return grub_errno;
info16 = (grub_uint16_t *) info;
grub_memset (&parms, 0, sizeof (parms));
parms.buffer = info;
parms.buffer = info16;
parms.size = GRUB_DISK_SECTOR_SIZE;
parms.taskfile.disk = 0xE0;
@ -126,7 +126,7 @@ grub_ata_identify (struct grub_ata *dev)
if (err || parms.size != GRUB_DISK_SECTOR_SIZE)
{
grub_uint8_t sts = parms.taskfile.status;
grub_free (info);
grub_free (info16);
grub_errno = GRUB_ERR_NONE;
if ((sts & (GRUB_ATA_STATUS_BUSY | GRUB_ATA_STATUS_DRQ
| GRUB_ATA_STATUS_ERR)) == GRUB_ATA_STATUS_ERR
@ -167,14 +167,14 @@ grub_ata_identify (struct grub_ata *dev)
/* Determine the amount of sectors. */
if (dev->addr != GRUB_ATA_LBA48)
dev->size = grub_le_to_cpu32(*((grub_uint32_t *) &info16[60]));
dev->size = grub_le_to_cpu32 (info32[30]);
else
dev->size = grub_le_to_cpu64(*((grub_uint64_t *) &info16[100]));
dev->size = grub_le_to_cpu64 (info64[25]);
if (info16[106] & (1 << 12))
{
grub_uint32_t secsize;
secsize = grub_le_to_cpu32 (*((grub_uint32_t *) &info16[117]));
secsize = grub_le_to_cpu32 (grub_get_unaligned32 (&info16[117]));
if (secsize & (secsize - 1) || !secsize
|| secsize > 1048576)
secsize = 256;
@ -191,9 +191,9 @@ grub_ata_identify (struct grub_ata *dev)
dev->heads = info16[3];
dev->sectors_per_track = info16[6];
grub_ata_dumpinfo (dev, info);
grub_ata_dumpinfo (dev, info16);
grub_free(info);
grub_free (info16);
return 0;
}

2
grub-core/disk/efi/efidisk.c
View file

@ -791,6 +791,4 @@ grub_efidisk_get_device_name (grub_efi_handle_t *handle)
grub_disk_close (parent);
return device_name;
}
return 0;
}

42
grub-core/disk/geli.c
View file

@ -58,6 +58,38 @@
GRUB_MOD_LICENSE ("GPLv3+");
/* Dirty trick to solve circular dependency. */
#ifdef GRUB_UTIL
#include <grub/util/misc.h>
#undef GRUB_MD_SHA256
#undef GRUB_MD_SHA512
static const gcry_md_spec_t *
grub_md_sha256_real (void)
{
const gcry_md_spec_t *ret;
ret = grub_crypto_lookup_md_by_name ("sha256");
if (!ret)
grub_util_error ("Coulnd't load sha256");
return ret;
}
static const gcry_md_spec_t *
grub_md_sha512_real (void)
{
const gcry_md_spec_t *ret;
ret = grub_crypto_lookup_md_by_name ("sha512");
if (!ret)
grub_util_error ("Coulnd't load sha512");
return ret;
}
#define GRUB_MD_SHA256 grub_md_sha256_real()
#define GRUB_MD_SHA512 grub_md_sha512_real()
#endif
struct grub_geli_key
{
grub_uint8_t iv_key[64];
@ -194,7 +226,7 @@ grub_util_get_geli_uuid (const char *dev)
uuid = xmalloc (GRUB_MD_SHA256->mdlen * 2 + 1);
if (grub_util_fd_read (fd, (void *) &hdr, 512) < 0)
grub_util_error ("couldn't read ELI metadata");
grub_util_error (_("couldn't read ELI metadata"));
COMPILE_TIME_ASSERT (sizeof (header) <= 512);
header = (void *) &hdr;
@ -203,7 +235,7 @@ grub_util_get_geli_uuid (const char *dev)
if (grub_memcmp (header->magic, GELI_MAGIC, sizeof (GELI_MAGIC))
|| grub_le_to_cpu32 (header->version) > 5
|| grub_le_to_cpu32 (header->version) < 1)
grub_util_error ("wrong ELI magic or version");
grub_util_error (_("wrong ELI magic or version"));
err = make_uuid ((void *) &hdr, uuid);
if (err)
@ -386,13 +418,13 @@ recover_key (grub_disk_t source, grub_cryptodisk_t dev)
keysize = grub_le_to_cpu16 (header.keylen) / 8;
grub_memset (zero, 0, sizeof (zero));
grub_printf ("Attempting to decrypt master key...\n");
grub_puts_ (N_("Attempting to decrypt master key..."));
/* Get the passphrase from the user. */
tmp = NULL;
if (source->partition)
tmp = grub_partition_get_name (source->partition);
grub_printf ("Enter passphrase for %s%s%s (%s): ", source->name,
grub_printf_ (N_("Enter passphrase for %s%s%s (%s): "), source->name,
source->partition ? "," : "", tmp ? : "",
dev->uuid);
grub_free (tmp);
@ -481,7 +513,7 @@ recover_key (grub_disk_t source, grub_cryptodisk_t dev)
if (grub_memcmp (candidate_key.hmac, key_hmac, dev->hash->mdlen) != 0)
continue;
grub_printf ("Slot %d opened\n", i);
grub_printf_ (N_("Slot %d opened\n"), i);
/* Set the master key. */
if (!dev->rekey)

13
grub-core/disk/i386/pc/biosdisk.c
View file

@ -27,6 +27,7 @@
#include <grub/misc.h>
#include <grub/err.h>
#include <grub/term.h>
#include <grub/i18n.h>
GRUB_MOD_LICENSE ("GPLv3+");
@ -622,10 +623,11 @@ GRUB_MOD_INIT(biosdisk)
{
struct grub_biosdisk_cdrp *cdrp
= (struct grub_biosdisk_cdrp *) GRUB_MEMORY_MACHINE_SCRATCH_ADDR;
grub_uint8_t boot_drive;
if (grub_disk_firmware_is_tainted)
{
grub_printf ("Firmware is marked as tainted, refusing to initialize.\n");
grub_puts_ (N_("Firmware is marked as tainted, refusing to initialize."));
return;
}
grub_disk_firmware_fini = grub_disk_biosdisk_fini;
@ -633,15 +635,16 @@ GRUB_MOD_INIT(biosdisk)
grub_memset (cdrp, 0, sizeof (*cdrp));
cdrp->size = sizeof (*cdrp);
cdrp->media_type = 0xFF;
if ((! grub_biosdisk_get_cdinfo_int13_extensions (grub_boot_drive, cdrp)) &&
((cdrp->media_type & GRUB_BIOSDISK_CDTYPE_MASK)
boot_drive = (grub_boot_device >> 24);
if ((! grub_biosdisk_get_cdinfo_int13_extensions (boot_drive, cdrp))
&& ((cdrp->media_type & GRUB_BIOSDISK_CDTYPE_MASK)
== GRUB_BIOSDISK_CDTYPE_NO_EMUL))
cd_drive = cdrp->drive_no;
/* Since diskboot.S rejects devices over 0x90 it must be a CD booted with
cdboot.S
*/
if (grub_boot_drive >= 0x90)
cd_drive = grub_boot_drive;
if (boot_drive >= 0x90)
cd_drive = boot_drive;
grub_disk_dev_register (&grub_biosdisk_dev);
}

6
grub-core/disk/luks.c
View file

@ -316,7 +316,7 @@ luks_recover_key (grub_disk_t source,
if (err)
return err;
grub_printf ("Attempting to decrypt master key...\n");
grub_puts_ (N_("Attempting to decrypt master key..."));
keysize = grub_be_to_cpu32 (header.keyBytes);
for (i = 0; i < ARRAY_SIZE (header.keyblock); i++)
@ -332,7 +332,7 @@ luks_recover_key (grub_disk_t source,
tmp = NULL;
if (source->partition)
tmp = grub_partition_get_name (source->partition);
grub_printf ("Enter passphrase for %s%s%s (%s): ", source->name,
grub_printf_ (N_("Enter passphrase for %s%s%s (%s): "), source->name,
source->partition ? "," : "", tmp ? : "",
dev->uuid);
grub_free (tmp);
@ -434,7 +434,7 @@ luks_recover_key (grub_disk_t source,
continue;
}
grub_printf ("Slot %d opened\n", i);
grub_printf_ (N_("Slot %d opened\n"), i);
/* Set the master key. */
gcry_err = grub_cryptodisk_setkey (dev, candidate_key, keysize);

16
grub-core/disk/lvm.c
View file

@ -1,7 +1,7 @@
/* lvm.c - module to read Logical Volumes. */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2006,2007,2008,2009 Free Software Foundation, Inc.
* Copyright (C) 2006,2007,2008,2009,2011 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -23,6 +23,8 @@
#include <grub/err.h>
#include <grub/misc.h>
#include <grub/lvm.h>
#include <grub/partition.h>
#include <grub/i18n.h>
#ifdef GRUB_UTIL
#include <grub/emu/misc.h>
@ -42,7 +44,7 @@ static int is_lv_readable (struct grub_lvm_lv *lv);
at the number. In case STR is not found, *P will be NULL and the
return value will be 0. */
static int
grub_lvm_getvalue (char **p, char *str)
grub_lvm_getvalue (char **p, const char *str)
{
*p = grub_strstr (*p, str);
if (! *p)
@ -67,7 +69,7 @@ grub_lvm_checkvalue (char **p, char *str, char *tmpl)
#endif
static int
grub_lvm_check_flag (char *p, char *str, char *flag)
grub_lvm_check_flag (char *p, const char *str, const char *flag)
{
int len_str = grub_strlen (str), len_flag = grub_strlen (flag);
while (1)
@ -153,7 +155,11 @@ do_lvm_scan (const char *scan_for)
for (vg = vg_list; vg; vg = vg->next)
for (pv = vg->pvs; pv; pv = pv->next)
if (pv->disk && pv->disk->id == disk->id
&& pv->disk->dev->id == disk->dev->id)
&& pv->disk->dev->id == disk->dev->id
&& grub_partition_get_start (pv->disk->partition)
== grub_partition_get_start (disk->partition)
&& grub_disk_get_size (pv->disk)
== grub_disk_get_size (disk))
{
grub_disk_close (disk);
return 0;
@ -770,7 +776,7 @@ grub_lvm_memberlist (grub_disk_t disk)
for (pv = lv->vg->pvs; pv; pv = pv->next)
{
if (!pv->disk)
grub_util_error ("Couldn't find PV %s. Check your device.map",
grub_util_error (_("Couldn't find PV %s. Check your device.map"),
pv->name);
tmp = grub_malloc (sizeof (*tmp));
tmp->disk = pv->disk;

4
grub-core/disk/mdraid_linux.c
View file

@ -216,11 +216,11 @@ grub_mdraid_detect (grub_disk_t disk, struct grub_raid_array *array,
array->chunk_size = grub_le_to_cpu32 (sb.chunk_size) >> 9;
array->index = grub_le_to_cpu32 (sb.this_disk.number);
array->uuid_len = 16;
array->uuid = grub_malloc (16);
uuid = grub_malloc (16);
array->uuid = (char *) uuid;
if (!array->uuid)
return grub_errno;
uuid = (grub_uint32_t *) array->uuid;
uuid[0] = grub_swap_bytes32 (sb.set_uuid0);
uuid[1] = grub_swap_bytes32 (sb.set_uuid1);
uuid[2] = grub_swap_bytes32 (sb.set_uuid2);

12
grub-core/disk/memdisk.c
View file

@ -86,9 +86,8 @@ static struct grub_disk_dev grub_memdisk_dev =
GRUB_MOD_INIT(memdisk)
{
auto int hook (struct grub_module_header *);
int hook (struct grub_module_header *header)
{
struct grub_module_header *header;
FOR_MODULES (header)
if (header->type == OBJ_TYPE_MEMDISK)
{
char *memdisk_orig_addr;
@ -103,13 +102,8 @@ GRUB_MOD_INIT(memdisk)
grub_memmove (memdisk_addr, memdisk_orig_addr, memdisk_size);
grub_disk_dev_register (&grub_memdisk_dev);
return 1;
break;
}
return 0;
}
grub_module_iterate (hook);
}
GRUB_MOD_FINI(memdisk)

8
grub-core/disk/pata.c
View file

@ -116,12 +116,13 @@ grub_pata_wait (void)
static void
grub_pata_pio_read (struct grub_pata_device *dev, char *buf, grub_size_t size)
{
grub_uint16_t *buf16 = (grub_uint16_t *) buf;
unsigned int i;
/* Read in the data, word by word. */
for (i = 0; i < size / 2; i++)
buf16[i] = grub_le_to_cpu16 (grub_inw(dev->ioaddress + GRUB_ATA_REG_DATA));
grub_set_unaligned16 (buf + 2 * i,
grub_le_to_cpu16 (grub_inw(dev->ioaddress
+ GRUB_ATA_REG_DATA)));
if (size & 1)
buf[size - 1] = (char) grub_le_to_cpu16 (grub_inw (dev->ioaddress
+ GRUB_ATA_REG_DATA));
@ -130,12 +131,11 @@ grub_pata_pio_read (struct grub_pata_device *dev, char *buf, grub_size_t size)
static void
grub_pata_pio_write (struct grub_pata_device *dev, char *buf, grub_size_t size)
{
grub_uint16_t *buf16 = (grub_uint16_t *) buf;
unsigned int i;
/* Write the data, word by word. */
for (i = 0; i < size / 2; i++)
grub_outw(grub_cpu_to_le16 (buf16[i]), dev->ioaddress + GRUB_ATA_REG_DATA);
grub_outw(grub_cpu_to_le16 (grub_get_unaligned16 (buf + 2 * i)), dev->ioaddress + GRUB_ATA_REG_DATA);
}
/* ATA pass through support, used by hdparm.mod. */

24
grub-core/disk/raid.c
View file

@ -23,6 +23,7 @@
#include <grub/err.h>
#include <grub/misc.h>
#include <grub/raid.h>
#include <grub/partition.h>
#ifdef GRUB_UTIL
#include <grub/util/misc.h>
#endif
@ -119,7 +120,11 @@ scan_devices (const char *arname)
struct grub_raid_member *m;
for (m = arr->members; m < arr->members + arr->nr_devs; m++)
if (m->device && m->device->id == disk->id
&& m->device->dev->id == m->device->dev->id)
&& m->device->dev->id == disk->dev->id
&& grub_partition_get_start (m->device->partition)
== grub_partition_get_start (disk->partition)
&& grub_disk_get_size (m->device)
== grub_disk_get_size (disk))
{
grub_disk_close (disk);
return 0;
@ -327,23 +332,6 @@ grub_raid_close (grub_disk_t disk __attribute ((unused)))
return;
}
void
grub_raid_block_xor (char *buf1, const char *buf2, int size)
{
grub_size_t *p1;
const grub_size_t *p2;
p1 = (grub_size_t *) buf1;
p2 = (const grub_size_t *) buf2;
size /= GRUB_CPU_SIZEOF_VOID_P;
while (size)
{
*(p1++) ^= *(p2++);
size--;
}
}
static grub_err_t
grub_raid_read (grub_disk_t disk, grub_disk_addr_t sector,
grub_size_t size, char *buf)

3
grub-core/disk/raid5_recover.c
View file

@ -23,6 +23,7 @@
#include <grub/err.h>
#include <grub/misc.h>
#include <grub/raid.h>
#include <grub/crypto.h>
GRUB_MOD_LICENSE ("GPLv3+");
@ -57,7 +58,7 @@ grub_raid5_recover (struct grub_raid_array *array, int disknr,
return err;
}
grub_raid_block_xor (buf, buf2, size);
grub_crypto_xor (buf, buf2, buf2, size);
}
grub_free (buf2);

102
grub-core/disk/raid6_recover.c
View file

@ -23,69 +23,43 @@
#include <grub/err.h>
#include <grub/misc.h>
#include <grub/raid.h>
#include <grub/crypto.h>
GRUB_MOD_LICENSE ("GPLv3+");
static grub_uint8_t raid6_table1[256][256];
static grub_uint8_t raid6_table2[256][256];
/* x**y. */
static grub_uint8_t powx[255 * 2];
/* Such an s that x**s = y */
static int powx_inv[256];
static const grub_uint8_t poly = 0x1d;
static void
grub_raid_block_mul (grub_uint8_t mul, char *buf, int size)
grub_raid_block_mulx (int mul, char *buf, int size)
{
int i;
grub_uint8_t *p;
p = (grub_uint8_t *) buf;
for (i = 0; i < size; i++, p++)
*p = raid6_table1[mul][*p];
if (*p)
*p = powx[mul + powx_inv[*p]];
}
static void
grub_raid6_init_table (void)
{
int i, j;
int i;
for (i = 0; i < 256; i++)
raid6_table1[i][1] = raid6_table1[1][i] = i;
for (i = 2; i < 256; i++)
for (j = i; j < 256; j++)
grub_uint8_t cur = 1;
for (i = 0; i < 255; i++)
{
int n;
grub_uint8_t c;
n = i >> 1;
c = raid6_table1[n][j];
c = (c << 1) ^ ((c & 0x80) ? 0x1d : 0);
if (i & 1)
c ^= j;
raid6_table1[j][i] = raid6_table1[i][j] = c;
}
raid6_table2[0][0] = 1;
for (i = 1; i < 256; i++)
raid6_table2[i][i] = raid6_table1[raid6_table2[i - 1][i - 1]][2];
for (i = 0; i < 254; i++)
for (j = 0; j < 254; j++)
{
grub_uint8_t c, n;
int k;
if (i == j)
continue;
k = i - j;
if (k < 0)
k += 255;
c = n = raid6_table2[k][k] ^ 1;
for (k = 0; k < 253; k++)
c = raid6_table1[c][n];
raid6_table2[i][j] = raid6_table1[raid6_table2[255 - j][255 - j]][c];
powx[i] = cur;
powx[i + 255] = cur;
powx_inv[cur] = i;
if (cur & 0x80)
cur = (cur << 1) ^ poly;
else
cur <<= 1;
}
}
@ -122,12 +96,12 @@ grub_raid6_recover (struct grub_raid_array *array, int disknr, int p,
{
if ((array->members[pos].device) &&
(! grub_disk_read (array->members[pos].device,
array->members[i].start_sector + sector,
array->members[pos].start_sector + sector,
0, size, buf)))
{
grub_raid_block_xor (pbuf, buf, size);
grub_raid_block_mul (raid6_table2[i][i], buf, size);
grub_raid_block_xor (qbuf, buf, size);
grub_crypto_xor (pbuf, pbuf, buf, size);
grub_raid_block_mulx (i, buf, size);
grub_crypto_xor (qbuf, qbuf, buf, size);
}
else
{
@ -154,10 +128,10 @@ grub_raid6_recover (struct grub_raid_array *array, int disknr, int p,
/* One bad device */
if ((array->members[p].device) &&
(! grub_disk_read (array->members[p].device,
array->members[i].start_sector + sector,
array->members[p].start_sector + sector,
0, size, buf)))
{
grub_raid_block_xor (buf, pbuf, size);
grub_crypto_xor (buf, buf, pbuf, size);
goto quit;
}
@ -169,17 +143,17 @@ grub_raid6_recover (struct grub_raid_array *array, int disknr, int p,
grub_errno = GRUB_ERR_NONE;
if (grub_disk_read (array->members[q].device,
array->members[i].start_sector + sector, 0, size, buf))
array->members[q].start_sector + sector, 0, size, buf))
goto quit;
grub_raid_block_xor (buf, qbuf, size);
grub_raid_block_mul (raid6_table2[255 - bad1][255 - bad1], buf,
grub_crypto_xor (buf, buf, qbuf, size);
grub_raid_block_mulx (255 - bad1, buf,
size);
}
else
{
/* Two bad devices */
grub_uint8_t c;
int c;
if ((! array->members[p].device) || (! array->members[q].device))
{
@ -188,26 +162,26 @@ grub_raid6_recover (struct grub_raid_array *array, int disknr, int p,
}
if (grub_disk_read (array->members[p].device,
array->members[i].start_sector + sector,
array->members[p].start_sector + sector,
0, size, buf))
goto quit;
grub_raid_block_xor (pbuf, buf, size);
grub_crypto_xor (pbuf, pbuf, buf, size);
if (grub_disk_read (array->members[q].device,
array->members[i].start_sector + sector,
array->members[q].start_sector + sector,
0, size, buf))
goto quit;
grub_raid_block_xor (qbuf, buf, size);
grub_crypto_xor (qbuf, qbuf, buf, size);
c = raid6_table2[bad2][bad1];
grub_raid_block_mul (c, qbuf, size);
c = (255 - bad1 + (255 - powx_inv[(powx[bad2 - bad1 + 255] ^ 1)])) % 255;
grub_raid_block_mulx (c, qbuf, size);
c = raid6_table1[raid6_table2[bad2][bad2]][c];
grub_raid_block_mul (c, pbuf, size);
c = (bad2 + c) % 255;
grub_raid_block_mulx (c, pbuf, size);
grub_raid_block_xor (pbuf, qbuf, size);
grub_crypto_xor (pbuf, pbuf, qbuf, size);
grub_memcpy (buf, pbuf, size);
}

2
grub-core/efiemu/i386/coredetect.c
View file

@ -26,7 +26,7 @@
#define bit_LM (1 << 29)
char *
const char *
grub_efiemu_get_default_core_name (void)
{

5
grub-core/efiemu/main.c
View file

@ -149,7 +149,8 @@ grub_efiemu_register_configuration_table (grub_efi_guid_t guid,
if (! get_table && ! data)
return grub_error (GRUB_ERR_BAD_ARGUMENT,
"you must set at least get_table or data");
if ((err = grub_efiemu_unregister_configuration_table (guid)))
err = grub_efiemu_unregister_configuration_table (guid);
if (err)
return err;
tbl = (struct grub_efiemu_configuration_table *) grub_malloc (sizeof (*tbl));
@ -226,7 +227,7 @@ grub_efiemu_autocore (void)
{
const char *prefix;
char *filename;
char *suffix;
const char *suffix;
grub_err_t err;
if (grub_efiemu_sizeof_uintn_t () != 0)

7
grub-core/efiemu/mm.c
View file

@ -201,10 +201,10 @@ efiemu_alloc_requests (void)
- (requested_memory[reqorder[i]] % GRUB_EFIEMU_PAGESIZE);
if (align_overhead == GRUB_EFIEMU_PAGESIZE)
align_overhead = 0;
curptr = ((grub_uint8_t *)curptr) + align_overhead;
curptr = ((grub_uint8_t *) curptr) + align_overhead;
/* Add the region to memory map */
grub_efiemu_add_to_mmap (PTR_TO_UINT64 (typestart),
grub_efiemu_add_to_mmap ((grub_addr_t) typestart,
curptr - typestart, reqorder[i]);
}
@ -404,7 +404,8 @@ grub_efiemu_mmap_fill (void)
GRUB_EFI_ACPI_MEMORY_NVS);
default:
grub_printf ("Unknown memory type %d. Assuming unusable\n", type);
grub_dprintf ("efiemu",
"Unknown memory type %d. Assuming unusable\n", type);
case GRUB_MEMORY_RESERVED:
return grub_efiemu_add_to_mmap (addr, size,
GRUB_EFI_UNUSABLE_MEMORY);

5
grub-core/efiemu/prepare.c
View file

@ -97,10 +97,9 @@ SUFFIX (grub_efiemu_prepare) (struct grub_efiemu_prepare_hook *prepare_hooks,
grub_memcpy (&(conftables[i].vendor_guid), &(cur->guid),
sizeof (cur->guid));
if (cur->get_table)
conftables[i].vendor_table
= PTR_TO_UINT64 (cur->get_table (cur->data));
conftables[i].vendor_table = (grub_addr_t) cur->get_table (cur->data);
else
conftables[i].vendor_table = PTR_TO_UINT64 (cur->data);
conftables[i].vendor_table = (grub_addr_t) cur->data;
}
err = SUFFIX (grub_efiemu_crc) ();

14
grub-core/efiemu/symbols.c
View file

@ -169,7 +169,7 @@ grub_efiemu_write_value (void *addr, grub_uint32_t value, int plus_handle,
else
ptv_rels[ptv_written].plustype = 0;
ptv_rels[ptv_written].addr = PTR_TO_UINT64 (addr);
ptv_rels[ptv_written].addr = (grub_addr_t) addr;
ptv_rels[ptv_written].size = size;
ptv_written++;
@ -179,10 +179,10 @@ grub_efiemu_write_value (void *addr, grub_uint32_t value, int plus_handle,
/* Compute the value */
if (minus_handle)
value -= PTR_TO_UINT32 (grub_efiemu_mm_obtain_request (minus_handle));
value -= (grub_addr_t) grub_efiemu_mm_obtain_request (minus_handle);
if (plus_handle)
value += PTR_TO_UINT32 (grub_efiemu_mm_obtain_request (plus_handle));
value += (grub_addr_t) grub_efiemu_mm_obtain_request (plus_handle);
/* Write the value */
switch (size)
@ -248,16 +248,16 @@ grub_efiemu_set_virtual_address_map (grub_efi_uintn_t memory_map_size,
switch (cur_relloc->size)
{
case 8:
*((grub_uint64_t *) UINT_TO_PTR (cur_relloc->addr)) += corr;
*((grub_uint64_t *) (grub_addr_t) cur_relloc->addr) += corr;
break;
case 4:
*((grub_uint32_t *) UINT_TO_PTR (cur_relloc->addr)) += corr;
*((grub_uint32_t *) (grub_addr_t) cur_relloc->addr) += corr;
break;
case 2:
*((grub_uint16_t *) UINT_TO_PTR (cur_relloc->addr)) += corr;
*((grub_uint16_t *) (grub_addr_t) cur_relloc->addr) += corr;
break;
case 1:
*((grub_uint8_t *) UINT_TO_PTR (cur_relloc->addr)) += corr;
*((grub_uint8_t *) (grub_addr_t) cur_relloc->addr) += corr;
break;
}
}

2
grub-core/font/font.c
View file

@ -608,7 +608,7 @@ grub_font_load (const char *filename)
if (!font->name)
{
grub_printf ("Note: Font has no name.\n");
grub_dprintf ("font", "Font has no name.\n");
font->name = grub_strdup ("Unknown");
}

2
grub-core/font/font_cmd.c
View file

@ -49,7 +49,7 @@ lsfonts_command (grub_command_t cmd __attribute__ ((unused)),
{
struct grub_font_node *node;
grub_printf ("Loaded fonts:\n");
grub_puts_ (N_("Loaded fonts:"));
for (node = grub_font_list; node; node = node->next)
{
grub_font_t font = node->value;

125
grub-core/fs/affs.c
View file

@ -25,6 +25,7 @@
#include <grub/dl.h>
#include <grub/types.h>
#include <grub/fshelp.h>
#include <grub/charset.h>
GRUB_MOD_LICENSE ("GPLv3+");
@ -32,15 +33,11 @@ GRUB_MOD_LICENSE ("GPLv3+");
struct grub_affs_bblock
{
grub_uint8_t type[3];
grub_uint8_t flags;
grub_uint8_t version;
grub_uint32_t checksum;
grub_uint32_t rootblock;
} __attribute__ ((packed));
/* Set if the filesystem is a AFFS filesystem. Otherwise this is an
OFS filesystem. */
#define GRUB_AFFS_FLAG_FFS 1
/* The affs rootblock. */
struct grub_affs_rblock
{
@ -85,19 +82,19 @@ struct grub_affs_file
#define GRUB_AFFS_BLOCKPTR_OFFSET 24
#define GRUB_AFFS_SYMLINK_OFFSET 24
#define GRUB_AFFS_SYMLINK_SIZE(blocksize) ((blocksize) - 225)
#define GRUB_AFFS_FILETYPE_DIR -3
#define GRUB_AFFS_FILETYPE_REG 2
#define GRUB_AFFS_FILETYPE_REG 0xfffffffd
#define GRUB_AFFS_FILETYPE_DIR 2
#define GRUB_AFFS_FILETYPE_SYMLINK 3
struct grub_fshelp_node
{
struct grub_affs_data *data;
grub_disk_addr_t block;
grub_uint32_t block;
struct grub_fshelp_node *parent;
struct grub_affs_file di;
grub_uint32_t *block_cache;
grub_uint32_t last_block_cache;
};
/* Information about a "mounted" affs filesystem. */
@ -120,32 +117,46 @@ static grub_dl_t my_mod;
static grub_disk_addr_t
grub_affs_read_block (grub_fshelp_node_t node, grub_disk_addr_t fileblock)
{
int links;
grub_uint32_t target, curblock;
grub_uint32_t pos;
int block = node->block;
struct grub_affs_file file;
struct grub_affs_data *data = node->data;
grub_uint64_t mod;
if (!node->block_cache)
{
node->block_cache = grub_malloc ((((grub_be_to_cpu32 (node->di.size)
+ 511) >> 9) / data->htsize + 1)
* sizeof (node->block_cache[0]));
if (!node->block_cache)
return -1;
node->last_block_cache = 0;
node->block_cache[0] = node->block;
}
/* Files are at most 2G on AFFS, so no need for 64-bit division. */
target = (grub_uint32_t) fileblock / data->htsize;
mod = (grub_uint32_t) fileblock % data->htsize;
/* Find the block that points to the fileblock we are looking up by
following the chain until the right table is reached. */
for (links = grub_divmod64 (fileblock, data->htsize, &mod); links; links--)
for (curblock = node->last_block_cache + 1; curblock <= target; curblock++)
{
grub_disk_read (data->disk, block + data->blocksize - 1,
grub_disk_read (data->disk,
node->block_cache[curblock - 1] + data->blocksize - 1,
data->blocksize * (GRUB_DISK_SECTOR_SIZE
- GRUB_AFFS_FILE_LOCATION),
sizeof (file), &file);
if (grub_errno)
return 0;
block = grub_be_to_cpu32 (file.extension);
node->block_cache[curblock] = grub_be_to_cpu32 (file.extension);
node->last_block_cache = curblock;
}
/* Translate the fileblock to the block within the right table. */
fileblock = mod;
grub_disk_read (data->disk, block,
grub_disk_read (data->disk, node->block_cache[target],
GRUB_AFFS_BLOCKPTR_OFFSET
+ (data->htsize - fileblock - 1) * sizeof (pos),
+ (data->htsize - mod - 1) * sizeof (pos),
sizeof (pos), &pos);
if (grub_errno)
return 0;
@ -153,21 +164,6 @@ grub_affs_read_block (grub_fshelp_node_t node, grub_disk_addr_t fileblock)
return grub_be_to_cpu32 (pos);
}
/* Read LEN bytes from the file described by DATA starting with byte
POS. Return the amount of read bytes in READ. */
static grub_ssize_t
grub_affs_read_file (grub_fshelp_node_t node,
void NESTED_FUNC_ATTR (*read_hook) (grub_disk_addr_t sector,
unsigned offset, unsigned length),
int pos, grub_size_t len, char *buf)
{
return grub_fshelp_read_file (node->data->disk, node, read_hook,
pos, len, buf, grub_affs_read_block,
grub_be_to_cpu32 (node->di.size), 0);
}
static struct grub_affs_data *
grub_affs_mount (grub_disk_t disk)
{
@ -178,7 +174,7 @@ grub_affs_mount (grub_disk_t disk)
int checksum = 0;
int blocksize = 0;
data = grub_malloc (sizeof (struct grub_affs_data));
data = grub_zalloc (sizeof (struct grub_affs_data));
if (!data)
return 0;
@ -196,18 +192,12 @@ grub_affs_mount (grub_disk_t disk)
}
/* Test if the filesystem is a OFS filesystem. */
if (! (data->bblock.flags & GRUB_AFFS_FLAG_FFS))
if (data->bblock.version < 1)
{
grub_error (GRUB_ERR_BAD_FS, "OFS not yet supported");
goto fail;
}
/* Read the bootblock. */
grub_disk_read (disk, 0, 0, sizeof (struct grub_affs_bblock),
&data->bblock);
if (grub_errno)
goto fail;
/* No sane person uses more than 8KB for a block. At least I hope
for that person because in that case this won't work. */
rootblock = grub_malloc (GRUB_DISK_SECTOR_SIZE * 16);
@ -270,18 +260,21 @@ grub_affs_read_symlink (grub_fshelp_node_t node)
{
struct grub_affs_data *data = node->data;
char *symlink;
const grub_size_t symlink_size = (data->blocksize * GRUB_DISK_SECTOR_SIZE
- 225);
symlink = grub_malloc (GRUB_AFFS_SYMLINK_SIZE (data->blocksize));
symlink = grub_malloc (symlink_size + 1);
if (!symlink)
return 0;
grub_disk_read (data->disk, node->block, GRUB_AFFS_SYMLINK_OFFSET,
GRUB_AFFS_SYMLINK_SIZE (data->blocksize), symlink);
symlink_size, symlink);
if (grub_errno)
{
grub_free (symlink);
return 0;
}
symlink[symlink_size] = 1;
grub_dprintf ("affs", "Symlink: `%s'\n", symlink);
return symlink;
}
@ -300,25 +293,25 @@ grub_affs_iterate_dir (grub_fshelp_node_t dir,
struct grub_affs_data *data = dir->data;
grub_uint32_t *hashtable;
auto int NESTED_FUNC_ATTR grub_affs_create_node (const char *name,
grub_disk_addr_t block,
auto int NESTED_FUNC_ATTR grub_affs_create_node (grub_uint32_t block,
const struct grub_affs_file *fil);
int NESTED_FUNC_ATTR grub_affs_create_node (const char *name,
grub_disk_addr_t block,
int NESTED_FUNC_ATTR grub_affs_create_node (grub_uint32_t block,
const struct grub_affs_file *fil)
{
int type;
node = grub_malloc (sizeof (*node));
grub_uint8_t name_u8[sizeof (fil->name) * GRUB_MAX_UTF8_PER_LATIN1 + 1];
node = grub_zalloc (sizeof (*node));
if (!node)
{
grub_free (hashtable);
return 1;
}
if ((int) grub_be_to_cpu32 (fil->type) == GRUB_AFFS_FILETYPE_DIR)
if (grub_be_to_cpu32 (fil->type) == GRUB_AFFS_FILETYPE_REG)
type = GRUB_FSHELP_REG;
else if (grub_be_to_cpu32 (fil->type) == GRUB_AFFS_FILETYPE_REG)
else if (grub_be_to_cpu32 (fil->type) == GRUB_AFFS_FILETYPE_DIR)
type = GRUB_FSHELP_DIR;
else if (grub_be_to_cpu32 (fil->type) == GRUB_AFFS_FILETYPE_SYMLINK)
type = GRUB_FSHELP_SYMLINK;
@ -330,7 +323,10 @@ grub_affs_iterate_dir (grub_fshelp_node_t dir,
node->di = *fil;
node->parent = dir;
if (hook (name, type, node))
*grub_latin1_to_utf8 (name_u8, fil->name,
grub_min (fil->namelen, sizeof (fil->name))) = '\0';
if (hook ((char *) name_u8, type, node))
{
grub_free (hashtable);
return 1;
@ -339,7 +335,7 @@ grub_affs_iterate_dir (grub_fshelp_node_t dir,
}
/* Create the directory entries for `.' and `..'. */
node = grub_malloc (sizeof (*node));
node = grub_zalloc (sizeof (*node));
if (!node)
return 1;
@ -348,7 +344,7 @@ grub_affs_iterate_dir (grub_fshelp_node_t dir,
return 1;
if (dir->parent)
{
node = grub_malloc (sizeof (*node));
node = grub_zalloc (sizeof (*node));
if (!node)
return 1;
*node = *dir->parent;
@ -356,7 +352,7 @@ grub_affs_iterate_dir (grub_fshelp_node_t dir,
return 1;
}
hashtable = grub_malloc (data->htsize * sizeof (*hashtable));
hashtable = grub_zalloc (data->htsize * sizeof (*hashtable));
if (!hashtable)
return 1;
@ -367,7 +363,7 @@ grub_affs_iterate_dir (grub_fshelp_node_t dir,
for (i = 0; i < data->htsize; i++)
{
grub_uint64_t next;
grub_uint32_t next;
if (!hashtable[i])
continue;
@ -385,9 +381,7 @@ grub_affs_iterate_dir (grub_fshelp_node_t dir,
if (grub_errno)
goto fail;
file.name[file.namelen] = '\0';
if (grub_affs_create_node ((char *) (file.name), next, &file))
if (grub_affs_create_node (next, &file))
return 1;
next = grub_be_to_cpu32 (file.next);
@ -441,10 +435,13 @@ grub_affs_open (struct grub_file *file, const char *name)
return grub_errno;
}
static grub_err_t
grub_affs_close (grub_file_t file)
{
struct grub_affs_data *data =
(struct grub_affs_data *) file->data;
grub_free (data->diropen.block_cache);
grub_free (file->data);
grub_dl_unref (my_mod);
@ -452,7 +449,6 @@ grub_affs_close (grub_file_t file)
return GRUB_ERR_NONE;
}
/* Read LEN bytes data from FILE into BUF. */
static grub_ssize_t
grub_affs_read (grub_file_t file, char *buf, grub_size_t len)
@ -460,13 +456,12 @@ grub_affs_read (grub_file_t file, char *buf, grub_size_t len)
struct grub_affs_data *data =
(struct grub_affs_data *) file->data;
int size = grub_affs_read_file (&data->diropen, file->read_hook,
file->offset, len, buf);
return size;
return grub_fshelp_read_file (data->diropen.data->disk, &data->diropen,
file->read_hook,
file->offset, len, buf, grub_affs_read_block,
grub_be_to_cpu32 (data->diropen.di.size), 0);
}
static grub_err_t
grub_affs_dir (grub_device_t device, const char *path,
int (*hook) (const char *filename,

721
grub-core/fs/afs.c
View file

@ -1,720 +1,3 @@
/* afs.c - The native AtheOS file-system. */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2008,2009 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GRUB is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#define MODE_AFS 1
#include "bfs.c"
#include <grub/err.h>
#include <grub/file.h>
#include <grub/mm.h>
#include <grub/misc.h>
#include <grub/disk.h>
#include <grub/dl.h>
#include <grub/types.h>
#include <grub/fshelp.h>
GRUB_MOD_LICENSE ("GPLv3+");
#ifdef MODE_BIGENDIAN
#define GRUB_AFS_FSNAME_SUFFIX "_be"
#else
#define GRUB_AFS_FSNAME_SUFFIX ""
#endif
#ifdef MODE_BFS
#define GRUB_AFS_FSNAME "befs" GRUB_AFS_FSNAME_SUFFIX
#else
#define GRUB_AFS_FSNAME "afs" GRUB_AFS_FSNAME_SUFFIX
#endif
#define GRUB_AFS_DIRECT_BLOCK_COUNT 12
#define GRUB_AFS_BLOCKS_PER_DI_RUN 4
#ifdef MODE_BFS
#define GRUB_AFS_SBLOCK_SECTOR 1
#define GRUB_AFS_SBLOCK_MAGIC1 0x42465331 /* BFS1. */
#else
#define GRUB_AFS_SBLOCK_SECTOR 2
#define GRUB_AFS_SBLOCK_MAGIC1 0x41465331 /* AFS1. */
#endif
#define GRUB_AFS_SBLOCK_MAGIC2 0xdd121031
#define GRUB_AFS_SBLOCK_MAGIC3 0x15b6830e
#define GRUB_AFS_INODE_MAGIC 0x64358428
#ifdef MODE_BFS
#define GRUB_AFS_BTREE_MAGIC 0x69f6c2e8
#else
#define GRUB_AFS_BTREE_MAGIC 0x65768995
#endif
#define GRUB_AFS_BNODE_SIZE 1024
#define GRUB_AFS_S_IFMT 00170000
#define GRUB_AFS_S_IFLNK 0120000
#define GRUB_AFS_S_IFREG 0100000
#define GRUB_AFS_S_IFDIR 0040000
#define GRUB_AFS_S_IFIFO 0010000
#define GRUB_AFS_NULL_VAL ((grub_afs_bvalue_t)-1)
#ifdef MODE_BIGENDIAN
#define grub_afs_to_cpu16(x) grub_be_to_cpu16 (x)
#define grub_afs_to_cpu32(x) grub_be_to_cpu32 (x)
#define grub_afs_to_cpu64(x) grub_be_to_cpu64 (x)
#else
#define grub_afs_to_cpu16(x) grub_le_to_cpu16 (x)
#define grub_afs_to_cpu32(x) grub_le_to_cpu32 (x)
#define grub_afs_to_cpu64(x) grub_le_to_cpu64 (x)
#endif
#ifdef MODE_BFS
#define B_KEY_INDEX_ALIGN 8
#else
#define B_KEY_INDEX_ALIGN 4
#endif
#define B_KEY_INDEX_OFFSET(node) ((grub_uint16_t *) \
((char *) (node) \
+ ALIGN_UP (sizeof (struct grub_afs_bnode) \
+ node->key_size, \
B_KEY_INDEX_ALIGN)))
#define B_KEY_VALUE_OFFSET(node) ((grub_afs_bvalue_t *) \
((char *) B_KEY_INDEX_OFFSET (node) + \
node->key_count * 2))
typedef grub_uint64_t grub_afs_off_t;
typedef grub_uint64_t grub_afs_bigtime;
typedef grub_uint64_t grub_afs_bvalue_t;
struct grub_afs_blockrun
{
grub_uint32_t group;
grub_uint16_t start;
grub_uint16_t len;
} __attribute__ ((packed));
struct grub_afs_datastream
{
struct grub_afs_blockrun direct[GRUB_AFS_DIRECT_BLOCK_COUNT];
grub_afs_off_t max_direct_range;
struct grub_afs_blockrun indirect;
grub_afs_off_t max_indirect_range;
struct grub_afs_blockrun double_indirect;
grub_afs_off_t max_double_indirect_range;
grub_afs_off_t size;
} __attribute__ ((packed));
struct grub_afs_bnode
{
grub_afs_bvalue_t left;
grub_afs_bvalue_t right;
grub_afs_bvalue_t overflow;
#ifdef MODE_BFS
grub_uint16_t key_count;
grub_uint16_t key_size;
#else
grub_uint32_t key_count;
grub_uint32_t key_size;
#endif
char key_data[0];
} __attribute__ ((packed));
#ifdef MODE_BFS
struct grub_afs_btree
{
grub_uint32_t magic;
grub_uint32_t unused1;
grub_uint32_t tree_depth;
grub_uint32_t unused2;
grub_afs_bvalue_t root;
grub_uint32_t unused3[4];
} __attribute__ ((packed));
#else
struct grub_afs_btree
{
grub_uint32_t magic;
grub_afs_bvalue_t root;
grub_uint32_t tree_depth;
grub_afs_bvalue_t last_node;
grub_afs_bvalue_t first_free;
} __attribute__ ((packed));
#endif
/* Beware that following structure describes AtheFS and if you write code
which uses currently unused fields check it with both AtheFS and BeFS.
*/
struct grub_afs_sblock
{
char name[32];
grub_uint32_t magic1;
grub_uint32_t byte_order;
grub_uint32_t block_size;
grub_uint32_t block_shift;
grub_afs_off_t num_blocks;
grub_afs_off_t used_blocks;
grub_uint32_t inode_size;
grub_uint32_t magic2;
grub_uint32_t block_per_group; /* Number of blocks per allocation
group. (Max 65536) */
grub_uint32_t alloc_group_shift; /* Number of bits to shift a group
number to get a byte address. */
grub_uint32_t alloc_group_count;
grub_uint32_t flags;
struct grub_afs_blockrun log_block;
grub_afs_off_t log_start;
grub_uint32_t valid_log_blocks;
grub_uint32_t log_size;
grub_uint32_t magic3;
struct grub_afs_blockrun root_dir; /* Root dir inode. */
struct grub_afs_blockrun deleted_files; /* Directory containing files
scheduled for deletion. */
struct grub_afs_blockrun index_dir; /* Directory of index files. */
grub_uint32_t boot_loader_size;
grub_uint32_t pad[7];
} __attribute__ ((packed));
struct grub_afs_inode
{
grub_uint32_t magic1;
struct grub_afs_blockrun inode_num;
grub_uint32_t uid;
grub_uint32_t gid;
grub_uint32_t mode;
grub_uint32_t flags;
#ifndef MODE_BFS
grub_uint32_t link_count;
#endif
grub_afs_bigtime create_time;
grub_afs_bigtime modified_time;
struct grub_afs_blockrun parent;
struct grub_afs_blockrun attrib_dir;
grub_uint32_t index_type; /* Key data-key only used for index files. */
grub_uint32_t inode_size;
grub_uint32_t unused;
struct grub_afs_datastream stream;
grub_uint32_t pad[4];
grub_uint32_t small_data[1];
} __attribute__ ((packed));
struct grub_fshelp_node
{
struct grub_afs_data *data;
struct grub_afs_inode inode;
};
struct grub_afs_data
{
grub_disk_t disk;
struct grub_afs_sblock sblock;
struct grub_afs_inode *inode;
struct grub_fshelp_node diropen;
};
static grub_dl_t my_mod;
static grub_afs_off_t
grub_afs_run_to_num (struct grub_afs_sblock *sb,
struct grub_afs_blockrun *run)
{
return ((grub_afs_off_t) grub_afs_to_cpu32 (run->group)
* sb->block_per_group + grub_afs_to_cpu16 (run->start));
}
static grub_err_t
grub_afs_read_inode (struct grub_afs_data *data,
grub_uint32_t ino, struct grub_afs_inode *inode)
{
return grub_disk_read (data->disk,
ino *
(data->sblock.block_size >> GRUB_DISK_SECTOR_BITS),
0, sizeof (struct grub_afs_inode),
inode);
}
static grub_disk_addr_t
grub_afs_read_block (grub_fshelp_node_t node, grub_disk_addr_t fileblock)
{
struct grub_afs_sblock *sb = &node->data->sblock;
struct grub_afs_datastream *ds = &node->inode.stream;
if (fileblock < grub_afs_to_cpu64 (ds->max_direct_range))
{
int i;
for (i = 0; i < GRUB_AFS_DIRECT_BLOCK_COUNT; i++)
{
if (fileblock < grub_afs_to_cpu16 (ds->direct[i].len))
return grub_afs_run_to_num (sb, &ds->direct[i]) + fileblock;
fileblock -= grub_afs_to_cpu16 (ds->direct[i].len);
}
}
else if (fileblock < grub_afs_to_cpu64 (ds->max_indirect_range))
{
int ptrs_per_blk = sb->block_size / sizeof (struct grub_afs_blockrun);
struct grub_afs_blockrun indir[ptrs_per_blk];
grub_afs_off_t blk = grub_afs_run_to_num (sb, &ds->indirect);
int i;
fileblock -= grub_afs_to_cpu64 (ds->max_direct_range);
for (i = 0; i < ds->indirect.len; i++, blk++)
{
int j;
if (grub_disk_read (node->data->disk,
blk * (sb->block_size >> GRUB_DISK_SECTOR_BITS),
0, sizeof (indir),
indir))
return 0;
for (j = 0; j < ptrs_per_blk; j++)
{
if (fileblock < grub_afs_to_cpu16 (indir[j].len))
return grub_afs_run_to_num (sb, &indir[j]) + fileblock;
fileblock -= grub_afs_to_cpu16 (indir[j].len);
}
}
}
else
{
int ptrs_per_blk = sb->block_size / sizeof (struct grub_afs_blockrun);
struct grub_afs_blockrun indir[ptrs_per_blk];
/* ([idblk][idptr]) ([dblk][dptr]) [blk] */
int cur_pos = fileblock - grub_afs_to_cpu64 (ds->max_indirect_range);
int dptr_size = GRUB_AFS_BLOCKS_PER_DI_RUN;
int dblk_size = dptr_size * ptrs_per_blk;
int idptr_size = dblk_size * GRUB_AFS_BLOCKS_PER_DI_RUN;
int idblk_size = idptr_size * ptrs_per_blk;
int off = cur_pos % GRUB_AFS_BLOCKS_PER_DI_RUN;
int dptr = (cur_pos / dptr_size) % ptrs_per_blk;
int dblk = (cur_pos / dblk_size) % GRUB_AFS_BLOCKS_PER_DI_RUN;
int idptr = (cur_pos / idptr_size) % ptrs_per_blk;
int idblk = (cur_pos / idblk_size);
if (grub_disk_read (node->data->disk,
(grub_afs_run_to_num (sb, &ds->double_indirect)
+ idblk) *
(sb->block_size >> GRUB_DISK_SECTOR_BITS),
0, sizeof (indir),
indir))
return 0;
if (grub_disk_read (node->data->disk,
(grub_afs_run_to_num (sb, &indir[idptr]) + dblk) *
(sb->block_size >> GRUB_DISK_SECTOR_BITS),
0, sizeof (indir),
indir))
return 0;
return grub_afs_run_to_num (sb, &indir[dptr]) + off;
}
return 0;
}
static grub_ssize_t
grub_afs_read_file (grub_fshelp_node_t node,
void NESTED_FUNC_ATTR (*read_hook) (grub_disk_addr_t sector,
unsigned offset, unsigned length),
int pos, grub_size_t len, char *buf)
{
return grub_fshelp_read_file (node->data->disk, node, read_hook,
pos, len, buf, grub_afs_read_block,
grub_afs_to_cpu64 (node->inode.stream.size),
node->data->sblock.block_shift
- GRUB_DISK_SECTOR_BITS);
}
static char *
grub_afs_read_symlink (grub_fshelp_node_t node)
{
char *ret;
grub_afs_off_t size = grub_afs_to_cpu64 (node->inode.stream.size);
if (size == 0)
{
size = sizeof (node->inode.stream);
ret = grub_zalloc (size + 1);
if (! ret)
return 0;
grub_memcpy (ret, (char *) &(node->inode.stream),
sizeof (node->inode.stream));
return ret;
}
ret = grub_zalloc (size + 1);
if (! ret)
return 0;
grub_afs_read_file (node, 0, 0, size, ret);
return ret;
}
static int
grub_afs_iterate_dir (grub_fshelp_node_t dir,
int NESTED_FUNC_ATTR
(*hook) (const char *filename,
enum grub_fshelp_filetype filetype,
grub_fshelp_node_t node))
{
struct grub_afs_btree head;
char node_data [GRUB_AFS_BNODE_SIZE];
struct grub_afs_bnode *node = (struct grub_afs_bnode *) node_data;
int i;
if ((dir->inode.stream.size == 0)
|| ((grub_afs_to_cpu32 (dir->inode.mode) & GRUB_AFS_S_IFMT)
!= GRUB_AFS_S_IFDIR))
return 0;
grub_afs_read_file (dir, 0, 0, sizeof (head), (char *) &head);
if (grub_errno)
return 0;
grub_afs_read_file (dir, 0, grub_afs_to_cpu64 (head.root),
GRUB_AFS_BNODE_SIZE, (char *) node);
if (grub_errno)
return 0;
for (i = 0; i < (int) grub_afs_to_cpu32 (head.tree_depth) - 1; i++)
{
grub_afs_bvalue_t blk;
blk = grub_afs_to_cpu64(B_KEY_VALUE_OFFSET (node) [0]);
grub_afs_read_file (dir, 0, blk, GRUB_AFS_BNODE_SIZE, (char *) node);
if (grub_errno)
return 0;
}
if (node->key_count)
{
grub_uint32_t cur_key = 0;
while (1)
{
int key_start, key_size;
grub_uint16_t *index;
index = B_KEY_INDEX_OFFSET (node);
key_start = (cur_key > 0)
? grub_afs_to_cpu16 (index[cur_key - 1]) : 0;
key_size = grub_afs_to_cpu16 (index[cur_key]) - key_start;
if (key_size > 0)
{
char filename [key_size + 1];
struct grub_fshelp_node *fdiro;
int mode, type;
fdiro = grub_malloc (sizeof (struct grub_fshelp_node));
if (! fdiro)
return 0;
fdiro->data = dir->data;
if (grub_afs_read_inode (dir->data,
grub_afs_to_cpu64
(B_KEY_VALUE_OFFSET (node) [cur_key]),
&fdiro->inode))
return 0;
grub_memcpy (filename, &node->key_data[key_start], key_size);
filename [key_size] = 0;
mode = (grub_afs_to_cpu32 (fdiro->inode.mode) & GRUB_AFS_S_IFMT);
if (mode == GRUB_AFS_S_IFDIR)
type = GRUB_FSHELP_DIR;
else if (mode == GRUB_AFS_S_IFREG)
type = GRUB_FSHELP_REG;
else if (mode == GRUB_AFS_S_IFLNK)
type = GRUB_FSHELP_SYMLINK;
else
type = GRUB_FSHELP_UNKNOWN;
if (hook (filename, type, fdiro))
return 1;
}
cur_key++;
if (cur_key >= grub_afs_to_cpu32 (node->key_count))
{
if (node->right == GRUB_AFS_NULL_VAL)
break;
grub_afs_read_file (dir, 0, grub_afs_to_cpu64 (node->right),
GRUB_AFS_BNODE_SIZE, (char *) node);
if (grub_errno)
return 0;
cur_key = 0;
}
}
}
return 0;
}
static int
grub_afs_validate_sblock (struct grub_afs_sblock *sb)
{
if (grub_afs_to_cpu32 (sb->magic1) == GRUB_AFS_SBLOCK_MAGIC1)
{
sb->magic2 = grub_afs_to_cpu32 (sb->magic2);
sb->magic3 = grub_afs_to_cpu32 (sb->magic3);
sb->block_shift = grub_afs_to_cpu32 (sb->block_shift);
sb->block_size = grub_afs_to_cpu32 (sb->block_size);
sb->used_blocks = grub_afs_to_cpu64 (sb->used_blocks);
sb->num_blocks = grub_afs_to_cpu64 (sb->num_blocks);
sb->inode_size = grub_afs_to_cpu32 (sb->inode_size);
sb->alloc_group_count = grub_afs_to_cpu32 (sb->alloc_group_count);
sb->alloc_group_shift = grub_afs_to_cpu32 (sb->alloc_group_shift);
sb->block_per_group = grub_afs_to_cpu32 (sb->block_per_group);
sb->alloc_group_count = grub_afs_to_cpu32 (sb->alloc_group_count);
sb->log_size = grub_afs_to_cpu32 (sb->log_size);
}
else
return 0;
if ((sb->magic2 != GRUB_AFS_SBLOCK_MAGIC2) ||
(sb->magic3 != GRUB_AFS_SBLOCK_MAGIC3))
return 0;
#ifdef MODE_BFS
sb->block_per_group = 1 << (sb->alloc_group_shift);
#endif
if (((grub_uint32_t) (1 << sb->block_shift) != sb->block_size)
|| (sb->used_blocks > sb->num_blocks )
|| (sb->inode_size != sb->block_size)
|| (0 == sb->block_size)
#ifndef MODE_BFS
|| ((grub_uint32_t) (1 << sb->alloc_group_shift) !=
sb->block_per_group * sb->block_size)
|| (sb->alloc_group_count * sb->block_per_group < sb->num_blocks)
|| (grub_afs_to_cpu16 (sb->log_block.len) != sb->log_size)
|| (grub_afs_to_cpu32 (sb->valid_log_blocks) > sb->log_size)
#endif
)
return 0;
return 1;
}
static struct grub_afs_data *
grub_afs_mount (grub_disk_t disk)
{
struct grub_afs_data *data = 0;
data = grub_malloc (sizeof (struct grub_afs_data));
if (!data)
return 0;
/* Read the superblock. */
if (grub_disk_read (disk, GRUB_AFS_SBLOCK_SECTOR, 0,
sizeof (struct grub_afs_sblock), &data->sblock))
goto fail;
if (! grub_afs_validate_sblock (&data->sblock))
goto fail;
data->diropen.data = data;
data->inode = &data->diropen.inode;
data->disk = disk;
if (grub_afs_read_inode (data,
grub_afs_run_to_num (&data->sblock,
&data->sblock.root_dir),
data->inode))
goto fail;
return data;
fail:
grub_error (GRUB_ERR_BAD_FS, "not an " GRUB_AFS_FSNAME " filesystem");
grub_free (data);
return 0;
}
static grub_err_t
grub_afs_open (struct grub_file *file, const char *name)
{
struct grub_afs_data *data;
struct grub_fshelp_node *fdiro = 0;
grub_dl_ref (my_mod);
data = grub_afs_mount (file->device->disk);
if (! data)
goto fail;
grub_fshelp_find_file (name, &data->diropen, &fdiro, grub_afs_iterate_dir,
grub_afs_read_symlink, GRUB_FSHELP_REG);
if (grub_errno)
goto fail;
grub_memcpy (data->inode, &fdiro->inode, sizeof (struct grub_afs_inode));
grub_free (fdiro);
file->size = grub_afs_to_cpu64 (data->inode->stream.size);
file->data = data;
file->offset = 0;
return 0;
fail:
grub_free (data);
grub_dl_unref (my_mod);
return grub_errno;
}
static grub_ssize_t
grub_afs_read (grub_file_t file, char *buf, grub_size_t len)
{
struct grub_afs_data *data = (struct grub_afs_data *) file->data;
return grub_afs_read_file (&data->diropen, file->read_hook,
file->offset, len, buf);
}
static grub_err_t
grub_afs_close (grub_file_t file)
{
grub_free (file->data);
grub_dl_unref (my_mod);
return GRUB_ERR_NONE;
}
static grub_err_t
grub_afs_dir (grub_device_t device, const char *path,
int (*hook) (const char *filename,
const struct grub_dirhook_info *info))
{
struct grub_afs_data *data = 0;
struct grub_fshelp_node *fdiro = 0;
auto int NESTED_FUNC_ATTR iterate (const char *filename,
enum grub_fshelp_filetype filetype,
grub_fshelp_node_t node);
int NESTED_FUNC_ATTR iterate (const char *filename,
enum grub_fshelp_filetype filetype,
grub_fshelp_node_t node)
{
struct grub_dirhook_info info;
grub_memset (&info, 0, sizeof (info));
info.dir = ((filetype & GRUB_FSHELP_TYPE_MASK) == GRUB_FSHELP_DIR);
info.mtimeset = 1;
#ifdef MODE_BFS
info.mtime = grub_afs_to_cpu64 (node->inode.modified_time) >> 16;
#else
info.mtime = grub_divmod64 (grub_afs_to_cpu64 (node->inode.modified_time),
1000000, 0);
#endif
grub_free (node);
return hook (filename, &info);
}
grub_dl_ref (my_mod);
data = grub_afs_mount (device->disk);
if (! data)
goto fail;
grub_fshelp_find_file (path, &data->diropen, &fdiro, grub_afs_iterate_dir,
grub_afs_read_symlink, GRUB_FSHELP_DIR);
if (grub_errno)
goto fail;
grub_afs_iterate_dir (fdiro, iterate);
if (fdiro != &data->diropen)
grub_free (fdiro);
fail:
grub_free (data);
grub_dl_unref (my_mod);
return grub_errno;
}
static grub_err_t
grub_afs_label (grub_device_t device, char **label)
{
struct grub_afs_data *data;
grub_disk_t disk = device->disk;
grub_dl_ref (my_mod);
data = grub_afs_mount (disk);
if (data)
*label = grub_strndup (data->sblock.name, sizeof (data->sblock.name));
else
*label = NULL;
grub_dl_unref (my_mod);
grub_free (data);
return grub_errno;
}
static struct grub_fs grub_afs_fs = {
.name = GRUB_AFS_FSNAME,
.dir = grub_afs_dir,
.open = grub_afs_open,
.read = grub_afs_read,
.close = grub_afs_close,
.label = grub_afs_label,
.next = 0
};
#if defined (MODE_BIGENDIAN) && defined (MODE_BFS)
GRUB_MOD_INIT (befs_be)
#elif defined (MODE_BFS)
GRUB_MOD_INIT (befs)
#elif defined (MODE_BIGENDIAN)
GRUB_MOD_INIT (afs_be)
#else
GRUB_MOD_INIT (afs)
#endif
{
grub_fs_register (&grub_afs_fs);
my_mod = mod;
}
#if defined (MODE_BIGENDIAN) && defined (MODE_BFS)
GRUB_MOD_FINI (befs_be)
#elif defined (MODE_BFS)
GRUB_MOD_FINI (befs)
#elif defined (MODE_BIGENDIAN)
GRUB_MOD_FINI (afs_be)
#else
GRUB_MOD_FINI (afs)
#endif
{
grub_fs_unregister (&grub_afs_fs);
}

2
grub-core/fs/afs_be.c
View file

@ -1,2 +0,0 @@
#define MODE_BIGENDIAN 1
#include "afs.c"

3
grub-core/fs/befs.c
View file

@ -1,3 +0,0 @@
/* befs.c - The native BeOS/Haiku file-system. */
#define MODE_BFS 1
#include "afs.c"

4
grub-core/fs/befs_be.c
View file

@ -1,4 +0,0 @@
/* befs.c - The native BeOS/Haiku file-system. */
#define MODE_BFS 1
#define MODE_BIGENDIAN 1
#include "afs.c"

1050
grub-core/fs/bfs.c Normal file
View file

File diff suppressed because it is too large Load diff

295
grub-core/fs/btrfs.c
View file

@ -26,11 +26,23 @@
#include <grub/types.h>
#include <grub/lib/crc.h>
#include <grub/deflate.h>
#include <minilzo.h>
GRUB_MOD_LICENSE ("GPLv3+");
#define GRUB_BTRFS_SIGNATURE "_BHRfS_M"
/* From http://www.oberhumer.com/opensource/lzo/lzofaq.php
* LZO will expand incompressible data by a little amount. I still haven't
* computed the exact values, but I suggest using these formulas for
* a worst-case expansion calculation:
*
* output_block_size = input_block_size + (input_block_size / 16) + 64 + 3
* */
#define GRUB_BTRFS_LZO_BLOCK_SIZE 4096
#define GRUB_BTRFS_LZO_BLOCK_MAX_CSIZE (GRUB_BTRFS_LZO_BLOCK_SIZE + \
(GRUB_BTRFS_LZO_BLOCK_SIZE / 16) + 64 + 3)
typedef grub_uint8_t grub_btrfs_checksum_t[0x20];
typedef grub_uint16_t grub_btrfs_uuid_t[8];
@ -160,7 +172,8 @@ struct grub_btrfs_leaf_descriptor
{
unsigned depth;
unsigned allocated;
struct {
struct
{
grub_disk_addr_t addr;
unsigned iter;
unsigned maxiter;
@ -179,7 +192,7 @@ struct grub_btrfs_time
{
grub_int64_t sec;
grub_uint32_t nanosec;
} __attribute__ ((aligned(4)));
} __attribute__ ((aligned (4)));
struct grub_btrfs_inode
{
@ -215,12 +228,13 @@ struct grub_btrfs_extent_data
#define GRUB_BTRFS_COMPRESSION_NONE 0
#define GRUB_BTRFS_COMPRESSION_ZLIB 1
#define GRUB_BTRFS_COMPRESSION_LZO 2
#define GRUB_BTRFS_OBJECT_ID_CHUNK 0x100
static grub_disk_addr_t superblock_sectors[] = { 64 * 2, 64 * 1024 * 2,
256 * 1048576 * 2,
1048576ULL * 1048576ULL * 2 };
256 * 1048576 * 2, 1048576ULL * 1048576ULL * 2
};
static grub_err_t
grub_btrfs_read_logical (struct grub_btrfs_data *data,
@ -307,7 +321,7 @@ save_ref (struct grub_btrfs_leaf_descriptor *desc,
static int
next (struct grub_btrfs_data *data,
struct grub_btrfs_leaf_descriptor *desc,
grub_disk_addr_t *outaddr, grub_size_t *outsize,
grub_disk_addr_t * outaddr, grub_size_t * outsize,
struct grub_btrfs_key *key_out)
{
grub_err_t err;
@ -330,13 +344,13 @@ next (struct grub_btrfs_data *data,
err = grub_btrfs_read_logical (data, desc->data[desc->depth - 1].iter
* sizeof (node)
+ sizeof (struct btrfs_header)
+ desc->data[desc->depth - 1].addr, &node,
sizeof (node));
+ desc->data[desc->depth - 1].addr,
&node, sizeof (node));
if (err)
return -err;
err = grub_btrfs_read_logical (data, grub_le_to_cpu64 (node.addr), &head,
sizeof (head));
err = grub_btrfs_read_logical (data, grub_le_to_cpu64 (node.addr),
&head, sizeof (head));
if (err)
return -err;
@ -410,7 +424,8 @@ lower_bound (struct grub_btrfs_data *data,
grub_dprintf ("btrfs",
"internal node (depth %d) %" PRIxGRUB_UINT64_T
" %x %" PRIxGRUB_UINT64_T "\n", depth,
node.key.object_id, node.key.type, node.key.offset);
node.key.object_id, node.key.type,
node.key.offset);
if (key_cmp (&node.key, key_in) == 0)
{
@ -465,7 +480,7 @@ lower_bound (struct grub_btrfs_data *data,
if (key_cmp (&leaf.key, key_in) == 0)
{
grub_memcpy (key_out, &leaf.key, sizeof(*key_out));
grub_memcpy (key_out, &leaf.key, sizeof (*key_out));
*outsize = grub_le_to_cpu32 (leaf.size);
*outaddr = addr + grub_le_to_cpu32 (leaf.offset);
if (desc)
@ -483,7 +498,7 @@ lower_bound (struct grub_btrfs_data *data,
if (have_last)
{
grub_memcpy (key_out, &leaf_last.key, sizeof(*key_out));
grub_memcpy (key_out, &leaf_last.key, sizeof (*key_out));
*outsize = grub_le_to_cpu32 (leaf_last.size);
*outaddr = addr + grub_le_to_cpu32 (leaf_last.offset);
if (desc)
@ -503,8 +518,7 @@ lower_bound (struct grub_btrfs_data *data,
}
static grub_device_t
find_device (struct grub_btrfs_data *data, grub_uint64_t id,
int do_rescan)
find_device (struct grub_btrfs_data *data, grub_uint64_t id, int do_rescan)
{
grub_device_t dev_found = NULL;
auto int hook (const char *name);
@ -579,8 +593,7 @@ find_device (struct grub_btrfs_data *data, grub_uint64_t id,
}
static grub_err_t
grub_btrfs_read_logical (struct grub_btrfs_data *data,
grub_disk_addr_t addr,
grub_btrfs_read_logical (struct grub_btrfs_data *data, grub_disk_addr_t addr,
void *buf, grub_size_t size)
{
while (size > 0)
@ -602,14 +615,14 @@ grub_btrfs_read_logical (struct grub_btrfs_data *data,
for (ptr = data->sblock.bootstrap_mapping;
ptr < data->sblock.bootstrap_mapping
+ sizeof (data->sblock.bootstrap_mapping)
- sizeof (struct grub_btrfs_key);
)
- sizeof (struct grub_btrfs_key);)
{
key = (struct grub_btrfs_key *) ptr;
if (key->type != GRUB_BTRFS_ITEM_TYPE_CHUNK)
break;
chunk = (struct grub_btrfs_chunk_item *) (key + 1);
grub_dprintf ("btrfs", "%" PRIxGRUB_UINT64_T " %" PRIxGRUB_UINT64_T " \n",
grub_dprintf ("btrfs",
"%" PRIxGRUB_UINT64_T " %" PRIxGRUB_UINT64_T " \n",
grub_le_to_cpu64 (key->offset),
grub_le_to_cpu64 (chunk->size));
if (grub_le_to_cpu64 (key->offset) <= addr
@ -707,8 +720,8 @@ grub_btrfs_read_logical (struct grub_btrfs_data *data,
high = grub_divmod64 (middle, grub_le_to_cpu16 (chunk->nstripes),
&stripen);
stripe_offset = low + grub_le_to_cpu64 (chunk->stripe_length)
* high;
stripe_offset =
low + grub_le_to_cpu64 (chunk->stripe_length) * high;
csize = grub_le_to_cpu64 (chunk->stripe_length) - low;
break;
}
@ -721,12 +734,11 @@ grub_btrfs_read_logical (struct grub_btrfs_data *data,
&low);
high = grub_divmod64 (middle,
grub_le_to_cpu16 (chunk->nsubstripes),
grub_le_to_cpu16 (chunk->nstripes)
/ grub_le_to_cpu16 (chunk->nsubstripes),
&stripen);
stripen *= grub_le_to_cpu16 (chunk->nstripes)
/ grub_le_to_cpu16 (chunk->nsubstripes);
redundancy = grub_le_to_cpu16 (chunk->nstripes)
/ grub_le_to_cpu16 (chunk->nsubstripes);
stripen *= grub_le_to_cpu16 (chunk->nsubstripes);
redundancy = grub_le_to_cpu16 (chunk->nsubstripes);
stripe_offset = low + grub_le_to_cpu64 (chunk->stripe_length)
* high;
csize = grub_le_to_cpu64 (chunk->stripe_length) - low;
@ -759,7 +771,8 @@ grub_btrfs_read_logical (struct grub_btrfs_data *data,
paddr = stripe->offset + stripe_offset;
grub_dprintf ("btrfs", "chunk 0x%" PRIxGRUB_UINT64_T
"+0x%" PRIxGRUB_UINT64_T " (%d stripes (%d substripes) of %"
"+0x%" PRIxGRUB_UINT64_T
" (%d stripes (%d substripes) of %"
PRIxGRUB_UINT64_T ") stripe %" PRIxGRUB_UINT64_T
" maps to 0x%" PRIxGRUB_UINT64_T "\n",
grub_le_to_cpu64 (key->offset),
@ -769,7 +782,7 @@ grub_btrfs_read_logical (struct grub_btrfs_data *data,
grub_le_to_cpu64 (chunk->stripe_length),
stripen, stripe->offset);
grub_dprintf ("btrfs", "reading paddr 0x%" PRIxGRUB_UINT64_T
" for laddr 0x%" PRIxGRUB_UINT64_T"\n", paddr,
" for laddr 0x%" PRIxGRUB_UINT64_T "\n", paddr,
addr);
dev = find_device (data, stripe->device_id, j);
@ -815,7 +828,7 @@ grub_btrfs_mount (grub_device_t dev)
}
data = grub_zalloc (sizeof (*data));
if (! data)
if (!data)
return NULL;
err = read_sblock (dev->disk, &data->sblock);
@ -866,8 +879,7 @@ grub_btrfs_read_inode (struct grub_btrfs_data *data,
key_in.type = GRUB_BTRFS_ITEM_TYPE_INODE_ITEM;
key_in.offset = 0;
err = lower_bound (data, &key_in, &key_out, tree,
&elemaddr, &elemsize, NULL);
err = lower_bound (data, &key_in, &key_out, tree, &elemaddr, &elemsize, NULL);
if (err)
return err;
if (num != key_out.object_id
@ -877,6 +889,76 @@ grub_btrfs_read_inode (struct grub_btrfs_data *data,
return grub_btrfs_read_logical (data, elemaddr, inode, sizeof (*inode));
}
static grub_ssize_t
grub_btrfs_lzo_decompress(char *ibuf, grub_size_t isize, grub_off_t off,
char *obuf, grub_size_t osize)
{
grub_uint32_t total_size, cblock_size, ret = 0;
unsigned char buf[GRUB_BTRFS_LZO_BLOCK_SIZE];
total_size = grub_le_to_cpu32 (grub_get_unaligned32 (ibuf));
ibuf += sizeof (total_size);
if (isize < total_size)
return -1;
/* Jump forward to first block with requested data. */
while (off >= GRUB_BTRFS_LZO_BLOCK_SIZE)
{
cblock_size = grub_le_to_cpu32 (grub_get_unaligned32 (ibuf));
ibuf += sizeof (cblock_size);
if (cblock_size > GRUB_BTRFS_LZO_BLOCK_MAX_CSIZE)
return -1;
off -= GRUB_BTRFS_LZO_BLOCK_SIZE;
ibuf += cblock_size;
}
while (osize > 0)
{
lzo_uint usize = GRUB_BTRFS_LZO_BLOCK_SIZE;
cblock_size = grub_le_to_cpu32 (grub_get_unaligned32 (ibuf));
ibuf += sizeof (cblock_size);
if (cblock_size > GRUB_BTRFS_LZO_BLOCK_MAX_CSIZE)
return -1;
/* Block partially filled with requested data. */
if (off > 0 || osize < GRUB_BTRFS_LZO_BLOCK_SIZE)
{
grub_size_t to_copy = grub_min(osize, GRUB_BTRFS_LZO_BLOCK_SIZE - off);
if (lzo1x_decompress_safe ((lzo_bytep)ibuf, cblock_size, buf, &usize,
NULL) != LZO_E_OK)
return -1;
to_copy = grub_min(to_copy, usize);
grub_memcpy(obuf, buf + off, to_copy);
osize -= to_copy;
ret += to_copy;
obuf += to_copy;
ibuf += cblock_size;
off = 0;
continue;
}
/* Decompress whole block directly to output buffer. */
if (lzo1x_decompress_safe ((lzo_bytep)ibuf, cblock_size, (lzo_bytep)obuf,
&usize, NULL) != LZO_E_OK)
return -1;
osize -= usize;
ret += usize;
obuf += usize;
ibuf += cblock_size;
}
return ret;
}
static grub_ssize_t
grub_btrfs_extent_read (struct grub_btrfs_data *data,
grub_uint64_t ino, grub_uint64_t tree,
@ -909,6 +991,12 @@ grub_btrfs_extent_read (struct grub_btrfs_data *data,
grub_error (GRUB_ERR_BAD_FS, "extent not found");
return -1;
}
if ((grub_ssize_t) elemsize < ((char *) &data->extent->inl
- (char *) data->extent))
{
grub_error (GRUB_ERR_BAD_FS, "extent descriptor is too short");
return -1;
}
data->extstart = grub_le_to_cpu64 (key_out.offset);
data->extsize = elemsize;
data->extent = grub_malloc (elemsize);
@ -917,26 +1005,22 @@ grub_btrfs_extent_read (struct grub_btrfs_data *data,
if (!data->extent)
return grub_errno;
err = grub_btrfs_read_logical (data, elemaddr,
data->extent, elemsize);
err = grub_btrfs_read_logical (data, elemaddr, data->extent,
elemsize);
if (err)
return err;
data->extend = data->extstart
+ grub_le_to_cpu64 (data->extent->size);
data->extend = data->extstart + grub_le_to_cpu64 (data->extent->size);
if (data->extent->type == GRUB_BTRFS_EXTENT_REGULAR
&& (char *) &data->extent + elemsize
>= (char *) &data->extent->filled
+ sizeof (data->extent->filled))
data->extend = data->extstart
+ grub_le_to_cpu64 (data->extent->filled);
>= (char *) &data->extent->filled + sizeof (data->extent->filled))
data->extend =
data->extstart + grub_le_to_cpu64 (data->extent->filled);
grub_dprintf ("btrfs", "extent 0x%" PRIxGRUB_UINT64_T "+0x%"
PRIxGRUB_UINT64_T " (0x%"
PRIxGRUB_UINT64_T ")\n",
grub_dprintf ("btrfs", "regular extent 0x%" PRIxGRUB_UINT64_T "+0x%"
PRIxGRUB_UINT64_T "\n",
grub_le_to_cpu64 (key_out.offset),
grub_le_to_cpu64 (data->extent->size),
grub_le_to_cpu64 (data->extent->filled));
grub_le_to_cpu64 (data->extent->size));
if (data->extend <= pos)
{
grub_error (GRUB_ERR_BAD_FS, "extent not found");
@ -956,7 +1040,8 @@ grub_btrfs_extent_read (struct grub_btrfs_data *data,
}
if (data->extent->compression != GRUB_BTRFS_COMPRESSION_NONE
&& data->extent->compression != GRUB_BTRFS_COMPRESSION_ZLIB)
&& data->extent->compression != GRUB_BTRFS_COMPRESSION_ZLIB
&& data->extent->compression != GRUB_BTRFS_COMPRESSION_LZO)
{
grub_error (GRUB_ERR_NOT_IMPLEMENTED_YET,
"compression type 0x%x not supported",
@ -966,8 +1051,7 @@ grub_btrfs_extent_read (struct grub_btrfs_data *data,
if (data->extent->encoding)
{
grub_error (GRUB_ERR_NOT_IMPLEMENTED_YET,
"encoding not supported");
grub_error (GRUB_ERR_NOT_IMPLEMENTED_YET, "encoding not supported");
return -1;
}
@ -983,6 +1067,15 @@ grub_btrfs_extent_read (struct grub_btrfs_data *data,
!= (grub_ssize_t) csize)
return -1;
}
else if (data->extent->compression == GRUB_BTRFS_COMPRESSION_LZO)
{
if (grub_btrfs_lzo_decompress(data->extent->inl, data->extsize -
((grub_uint8_t *) data->extent->inl
- (grub_uint8_t *) data->extent),
extoff, buf, csize)
!= (grub_ssize_t) csize)
return -1;
}
else
grub_memcpy (buf, data->extent->inl + extoff, csize);
break;
@ -992,10 +1085,13 @@ grub_btrfs_extent_read (struct grub_btrfs_data *data,
grub_memset (buf, 0, csize);
break;
}
if (data->extent->compression == GRUB_BTRFS_COMPRESSION_ZLIB)
if (data->extent->compression != GRUB_BTRFS_COMPRESSION_NONE)
{
char *tmp;
grub_uint64_t zsize;
grub_ssize_t ret;
zsize = grub_le_to_cpu64 (data->extent->compressed_size);
tmp = grub_malloc (zsize);
if (!tmp)
@ -1008,21 +1104,29 @@ grub_btrfs_extent_read (struct grub_btrfs_data *data,
grub_free (tmp);
return -1;
}
if (grub_zlib_decompress (tmp, zsize, extoff
if (data->extent->compression == GRUB_BTRFS_COMPRESSION_ZLIB)
ret = grub_zlib_decompress (tmp, zsize, extoff
+ grub_le_to_cpu64 (data->extent->offset),
buf, csize) != (grub_ssize_t) csize)
{
buf, csize);
else if (data->extent->compression == GRUB_BTRFS_COMPRESSION_LZO)
ret = grub_btrfs_lzo_decompress (tmp, zsize, extoff
+ grub_le_to_cpu64 (data->extent->offset),
buf, csize);
else
ret = -1;
grub_free (tmp);
if (ret != (grub_ssize_t) csize)
return -1;
}
grub_free (tmp);
break;
}
err = grub_btrfs_read_logical (data,
grub_le_to_cpu64 (data->extent->laddr)
+ grub_le_to_cpu64 (data->extent->offset)
+ extoff,
buf, csize);
+ extoff, buf, csize);
if (err)
return -1;
break;
@ -1097,8 +1201,8 @@ find_path (struct grub_btrfs_data *data,
key->type = GRUB_BTRFS_ITEM_TYPE_DIR_ITEM;
key->offset = grub_cpu_to_le64 (~grub_getcrc32c (1, ctoken, ctokenlen));
err = lower_bound (data, key, &key_out, *tree,
&elemaddr, &elemsize, NULL);
err = lower_bound (data, key, &key_out, *tree, &elemaddr, &elemsize,
NULL);
if (err)
{
grub_free (direl);
@ -1208,7 +1312,6 @@ find_path (struct grub_btrfs_data *data,
grub_memcpy (tmp + grub_le_to_cpu64 (inode.size), path,
grub_strlen (path) + 1);
grub_free (path_alloc);
grub_free (origpath);
path = path_alloc = tmp;
if (path[0] == '/')
{
@ -1247,8 +1350,7 @@ find_path (struct grub_btrfs_data *data,
grub_free (origpath);
return err;
}
err = grub_btrfs_read_logical (data, elemaddr,
&ri, sizeof (ri));
err = grub_btrfs_read_logical (data, elemaddr, &ri, sizeof (ri));
if (err)
{
grub_free (direl);
@ -1285,6 +1387,8 @@ find_path (struct grub_btrfs_data *data,
}
grub_free (direl);
grub_free (origpath);
grub_free (path_alloc);
return GRUB_ERR_NONE;
}
@ -1310,23 +1414,28 @@ grub_btrfs_dir (grub_device_t device, const char *path,
err = find_path (data, path, &key_in, &tree, &type);
if (err)
{
grub_btrfs_unmount (data);
return err;
}
if (type != GRUB_BTRFS_DIR_ITEM_TYPE_DIRECTORY)
{
grub_btrfs_unmount (data);
return grub_error (GRUB_ERR_BAD_FILE_TYPE, "not a directory");
}
err = lower_bound (data, &key_in, &key_out, tree,
&elemaddr, &elemsize, &desc);
err = lower_bound (data, &key_in, &key_out, tree, &elemaddr, &elemsize, &desc);
if (err)
{
grub_btrfs_unmount (data);
return err;
}
if (key_out.type != GRUB_BTRFS_ITEM_TYPE_DIR_ITEM
|| key_out.object_id != key_in.object_id)
{
r = next (data, &desc, &elemaddr, &elemsize, &key_out);
if (r <= 0)
{
free_iterator (&desc);
return -r;
}
goto out;
}
do
{
@ -1344,14 +1453,17 @@ grub_btrfs_dir (grub_device_t device, const char *path,
direl = grub_malloc (allocated + 1);
if (!direl)
{
free_iterator (&desc);
return grub_errno;
r = -grub_errno;
break;
}
}
err = grub_btrfs_read_logical (data, elemaddr, direl, elemsize);
if (err)
return err;
{
r = -err;
break;
}
for (cdirel = direl;
(grub_uint8_t *) cdirel - (grub_uint8_t *) direl
@ -1384,7 +1496,7 @@ grub_btrfs_dir (grub_device_t device, const char *path,
}
while (r > 0);
out:
out:
grub_free (direl);
free_iterator (&desc);
@ -1456,7 +1568,7 @@ grub_btrfs_uuid (grub_device_t device, char **uuid)
*uuid = NULL;
data = grub_btrfs_mount (device);
if (! data)
if (!data)
return grub_errno;
*uuid = grub_xasprintf ("%04x%04x-%04x-%04x-%04x-%04x%04x%04x",
@ -1482,7 +1594,7 @@ grub_btrfs_label (grub_device_t device, char **label)
*label = NULL;
data = grub_btrfs_mount (device);
if (! data)
if (!data)
return grub_errno;
*label = grub_strndup (data->sblock.label, sizeof (data->sblock.label));
@ -1492,8 +1604,36 @@ grub_btrfs_label (grub_device_t device, char **label)
return grub_errno;
}
static struct grub_fs grub_btrfs_fs =
{
#ifdef GRUB_UTIL
static grub_err_t
grub_btrfs_embed (grub_device_t device __attribute__ ((unused)),
unsigned int *nsectors,
grub_embed_type_t embed_type,
grub_disk_addr_t **sectors)
{
unsigned i;
if (embed_type != GRUB_EMBED_PCBIOS)
return grub_error (GRUB_ERR_NOT_IMPLEMENTED_YET,
"BtrFS currently supports only PC-BIOS embedding");
if (64 * 2 - 1 < *nsectors)
return grub_error (GRUB_ERR_OUT_OF_RANGE,
"Your core.img is unusually large. "
"It won't fit in the embedding area.");
*nsectors = 64 * 2 - 1;
*sectors = grub_malloc (*nsectors * sizeof (**sectors));
if (!*sectors)
return grub_errno;
for (i = 0; i < *nsectors; i++)
(*sectors)[i] = i + 1;
return GRUB_ERR_NONE;
}
#endif
static struct grub_fs grub_btrfs_fs = {
.name = "btrfs",
.dir = grub_btrfs_dir,
.open = grub_btrfs_open,
@ -1502,16 +1642,17 @@ static struct grub_fs grub_btrfs_fs =
.uuid = grub_btrfs_uuid,
.label = grub_btrfs_label,
#ifdef GRUB_UTIL
.embed = grub_btrfs_embed,
.reserved_first_sector = 1,
#endif
};
};
GRUB_MOD_INIT(btrfs)
GRUB_MOD_INIT (btrfs)
{
grub_fs_register (&grub_btrfs_fs);
}
GRUB_MOD_FINI(btrfs)
GRUB_MOD_FINI (btrfs)
{
grub_fs_unregister (&grub_btrfs_fs);
}

370
grub-core/fs/cpio.c
View file

@ -25,6 +25,11 @@
GRUB_MOD_LICENSE ("GPLv3+");
#define ATTR_TYPE 0160000
#define ATTR_FILE 0100000
#define ATTR_DIR 0040000
#define ATTR_LNK 0120000
#ifndef MODE_USTAR
/* cpio support */
#define MAGIC_BCPIO 070707
@ -71,22 +76,47 @@ struct head
struct grub_cpio_data
{
grub_disk_t disk;
grub_uint32_t hofs;
grub_uint32_t dofs;
grub_uint32_t size;
grub_off_t hofs;
grub_off_t dofs;
grub_off_t size;
#ifdef MODE_USTAR
char *linkname;
grub_size_t linkname_alloc;
#endif
};
static grub_dl_t my_mod;
static inline void
canonicalize (char *name)
{
char *iptr, *optr;
for (iptr = name, optr = name; *iptr; )
{
while (*iptr == '/')
iptr++;
if (iptr[0] == '.' && (iptr[1] == '/' || iptr[1] == 0))
{
iptr += 2;
continue;
}
while (*iptr && *iptr != '/')
*optr++ = *iptr++;
if (*iptr)
*optr++ = *iptr++;
}
*optr = 0;
}
static grub_err_t
grub_cpio_find_file (struct grub_cpio_data *data, char **name,
grub_int32_t *mtime, grub_uint32_t * ofs)
grub_int32_t *mtime, grub_disk_addr_t *ofs,
grub_uint32_t *mode)
{
#ifndef MODE_USTAR
struct head hd;
if (grub_disk_read
(data->disk, 0, data->hofs, sizeof (hd), &hd))
if (grub_disk_read (data->disk, 0, data->hofs, sizeof (hd), &hd))
return grub_errno;
if (hd.magic != MAGIC_BCPIO)
@ -95,11 +125,14 @@ grub_cpio_find_file (struct grub_cpio_data *data, char **name,
data->size = (((grub_uint32_t) hd.filesize_1) << 16) + hd.filesize_2;
if (mtime)
*mtime = (((grub_uint32_t) hd.mtime_1) << 16) + hd.mtime_2;
if (mode)
*mode = hd.mode;
if (hd.namesize & 1)
hd.namesize++;
if ((*name = grub_malloc (hd.namesize)) == NULL)
*name = grub_malloc (hd.namesize + 1);
if (*name == NULL)
return grub_errno;
if (grub_disk_read (data->disk, 0, data->hofs + sizeof (hd),
@ -108,23 +141,29 @@ grub_cpio_find_file (struct grub_cpio_data *data, char **name,
grub_free (*name);
return grub_errno;
}
(*name)[hd.namesize] = 0;
if (data->size == 0 && hd.mode == 0 && hd.namesize == 11 + 1
&& ! grub_memcmp(*name, "TRAILER!!!", 11))
&& grub_memcmp(*name, "TRAILER!!!", 11) == 0)
{
*ofs = 0;
grub_free (*name);
return GRUB_ERR_NONE;
}
canonicalize (*name);
data->dofs = data->hofs + sizeof (hd) + hd.namesize;
*ofs = data->dofs + data->size;
if (data->size & 1)
(*ofs)++;
#else
struct head hd;
int reread = 0, have_longname = 0, have_longlink = 0;
if (grub_disk_read
(data->disk, 0, data->hofs, sizeof (hd), &hd))
for (reread = 0; reread < 3; reread++)
{
if (grub_disk_read (data->disk, 0, data->hofs, sizeof (hd), &hd))
return grub_errno;
if (!hd.name[0])
@ -136,15 +175,102 @@ grub_cpio_find_file (struct grub_cpio_data *data, char **name,
if (grub_memcmp (hd.magic, MAGIC_USTAR, sizeof (MAGIC_USTAR) - 1))
return grub_error (GRUB_ERR_BAD_FS, "invalid tar archive");
if ((*name = grub_strdup (hd.name)) == NULL)
if (hd.typeflag == 'L')
{
grub_err_t err;
grub_size_t namesize = grub_strtoull (hd.size, NULL, 8);
*name = grub_malloc (namesize + 1);
if (*name == NULL)
return grub_errno;
err = grub_disk_read (data->disk, 0,
data->hofs + GRUB_DISK_SECTOR_SIZE, namesize,
*name);
(*name)[namesize] = 0;
if (err)
return err;
data->hofs += GRUB_DISK_SECTOR_SIZE
+ ((namesize + GRUB_DISK_SECTOR_SIZE - 1) &
~(GRUB_DISK_SECTOR_SIZE - 1));
have_longname = 1;
continue;
}
data->size = grub_strtoul (hd.size, NULL, 8);
if (hd.typeflag == 'K')
{
grub_err_t err;
grub_size_t linksize = grub_strtoull (hd.size, NULL, 8);
if (data->linkname_alloc < linksize + 1)
{
char *n;
n = grub_malloc (2 * (linksize + 1));
if (!n)
return grub_errno;
grub_free (data->linkname);
data->linkname = n;
data->linkname_alloc = 2 * (linksize + 1);
}
err = grub_disk_read (data->disk, 0,
data->hofs + GRUB_DISK_SECTOR_SIZE, linksize,
data->linkname);
if (err)
return err;
data->linkname[linksize] = 0;
data->hofs += GRUB_DISK_SECTOR_SIZE
+ ((linksize + GRUB_DISK_SECTOR_SIZE - 1) &
~(GRUB_DISK_SECTOR_SIZE - 1));
have_longlink = 1;
continue;
}
if (!have_longname)
{
*name = grub_strdup (hd.name);
if (*name == NULL)
return grub_errno;
}
data->size = grub_strtoull (hd.size, NULL, 8);
data->dofs = data->hofs + GRUB_DISK_SECTOR_SIZE;
*ofs = data->dofs + ((data->size + GRUB_DISK_SECTOR_SIZE - 1) &
~(GRUB_DISK_SECTOR_SIZE - 1));
if (mtime)
*mtime = grub_strtoul (hd.mtime, NULL, 8);
if (mode)
{
*mode = grub_strtoul (hd.mode, NULL, 8);
switch (hd.typeflag)
{
case '2':
*mode |= ATTR_LNK;
break;
case '0':
*mode |= ATTR_FILE;
break;
case '5':
*mode |= ATTR_DIR;
break;
}
}
if (!have_longlink)
{
if (data->linkname_alloc < 101)
{
char *n;
n = grub_malloc (101);
if (!n)
return grub_errno;
grub_free (data->linkname);
data->linkname = n;
data->linkname_alloc = 101;
}
grub_memcpy (data->linkname, hd.linkname, sizeof (hd.linkname));
data->linkname[100] = 0;
}
canonicalize (*name);
return GRUB_ERR_NONE;
}
#endif
return GRUB_ERR_NONE;
}
@ -166,7 +292,7 @@ grub_cpio_mount (grub_disk_t disk)
#endif
goto fail;
data = (struct grub_cpio_data *) grub_malloc (sizeof (*data));
data = (struct grub_cpio_data *) grub_zalloc (sizeof (*data));
if (!data)
goto fail;
@ -186,15 +312,107 @@ fail:
}
static grub_err_t
grub_cpio_dir (grub_device_t device, const char *path,
handle_symlink (struct grub_cpio_data *data,
const char *fn, char **name,
grub_uint32_t mode, int *restart)
{
grub_size_t flen;
char *target;
#ifndef MODE_USTAR
grub_err_t err;
#endif
char *ptr;
char *lastslash;
grub_size_t prefixlen;
char *rest;
grub_size_t size;
*restart = 0;
if ((mode & ATTR_TYPE) != ATTR_LNK)
return GRUB_ERR_NONE;
flen = grub_strlen (fn);
if (grub_memcmp (*name, fn, flen) != 0
|| ((*name)[flen] != 0 && (*name)[flen] != '/'))
return GRUB_ERR_NONE;
rest = *name + flen;
lastslash = rest;
if (*rest)
rest++;
while (lastslash >= *name && *lastslash != '/')
lastslash--;
if (lastslash >= *name)
prefixlen = lastslash - *name;
else
prefixlen = 0;
if (prefixlen)
prefixlen++;
#ifdef MODE_USTAR
size = grub_strlen (data->linkname);
#else
size = data->size;
#endif
if (size == 0)
return GRUB_ERR_NONE;
target = grub_malloc (size + grub_strlen (*name) + 2);
if (!target)
return grub_errno;
#ifdef MODE_USTAR
grub_memcpy (target + prefixlen, data->linkname, size);
#else
err = grub_disk_read (data->disk, 0, data->dofs, data->size,
target + prefixlen);
if (err)
return err;
#endif
if (target[prefixlen] == '/')
{
grub_memmove (target, target + prefixlen, data->size - 1);
ptr = target + data->size - 1;
ptr = grub_stpcpy (ptr, rest);
*ptr = 0;
grub_dprintf ("cpio", "symlink redirected %s to %s\n",
*name, target);
grub_free (*name);
*name = target;
*restart = 1;
return GRUB_ERR_NONE;
}
if (prefixlen)
{
grub_memcpy (target, *name, prefixlen);
target[prefixlen] = '/';
}
ptr = target + prefixlen + size;
ptr = grub_stpcpy (ptr, rest);
*ptr = 0;
grub_dprintf ("cpio", "symlink redirected %s to %s\n",
*name, target);
grub_free (*name);
*name = target;
*restart = 1;
return GRUB_ERR_NONE;
}
static grub_err_t
grub_cpio_dir (grub_device_t device, const char *path_in,
int (*hook) (const char *filename,
const struct grub_dirhook_info *info))
{
struct grub_cpio_data *data;
grub_uint32_t ofs;
char *prev, *name;
const char *np;
int len;
grub_disk_addr_t ofs;
char *prev, *name, *path, *ptr;
grub_size_t len;
int symlinknest = 0;
path = grub_strdup (path_in + 1);
if (!path)
return grub_errno;
for (ptr = path + grub_strlen (path) - 1; ptr >= path && *ptr == '/'; ptr--)
*ptr = 0;
grub_dl_ref (my_mod);
@ -202,35 +420,39 @@ grub_cpio_dir (grub_device_t device, const char *path,
data = grub_cpio_mount (device->disk);
if (!data)
goto fail;
np = path + 1;
len = grub_strlen (path) - 1;
{
grub_free (path);
return grub_errno;
}
len = grub_strlen (path);
data->hofs = 0;
while (1)
{
grub_int32_t mtime;
grub_uint32_t mode;
grub_err_t err;
if (grub_cpio_find_file (data, &name, &mtime, &ofs))
if (grub_cpio_find_file (data, &name, &mtime, &ofs, &mode))
goto fail;
if (!ofs)
break;
if (grub_memcmp (np, name, len) == 0)
if (grub_memcmp (path, name, len) == 0
&& (name[len] == 0 || name[len] == '/' || len == 0))
{
char *p, *n;
n = name + len;
if (*n == '/')
while (*n == '/')
n++;
p = grub_strchr (name + len, '/');
p = grub_strchr (n, '/');
if (p)
*p = 0;
if ((!prev) || (grub_strcmp (prev, name) != 0))
if (((!prev) || (grub_strcmp (prev, n) != 0)) && *n != 0)
{
struct grub_dirhook_info info;
grub_memset (&info, 0, sizeof (info));
@ -238,19 +460,42 @@ grub_cpio_dir (grub_device_t device, const char *path,
info.mtime = mtime;
info.mtimeset = 1;
hook (name + len, &info);
hook (n, &info);
grub_free (prev);
prev = name;
}
else
{
int restart;
err = handle_symlink (data, name, &path, mode, &restart);
grub_free (name);
if (err)
goto fail;
if (restart)
{
len = grub_strlen (path);
if (++symlinknest == 8)
{
grub_error (GRUB_ERR_SYMLINK_LOOP,
"too deep nesting of symlinks");
goto fail;
}
ofs = 0;
}
}
}
else
grub_free (name);
data->hofs = ofs;
}
fail:
grub_free (path);
grub_free (prev);
#ifdef MODE_USTAR
grub_free (data->linkname);
#endif
grub_free (data);
grub_dl_unref (my_mod);
@ -259,23 +504,33 @@ fail:
}
static grub_err_t
grub_cpio_open (grub_file_t file, const char *name)
grub_cpio_open (grub_file_t file, const char *name_in)
{
struct grub_cpio_data *data;
grub_uint32_t ofs;
grub_disk_addr_t ofs;
char *fn;
int i, j;
char *name = grub_strdup (name_in + 1);
int symlinknest = 0;
if (!name)
return grub_errno;
grub_dl_ref (my_mod);
data = grub_cpio_mount (file->device->disk);
if (!data)
goto fail;
{
grub_free (name);
return grub_errno;
}
data->hofs = 0;
while (1)
{
if (grub_cpio_find_file (data, &fn, NULL, &ofs))
grub_uint32_t mode;
int restart;
if (grub_cpio_find_file (data, &fn, NULL, &ofs, &mode))
goto fail;
if (!ofs)
@ -284,33 +539,31 @@ grub_cpio_open (grub_file_t file, const char *name)
break;
}
/* Compare NAME and FN by hand in order to cope with duplicate
slashes. */
i = 0;
j = 0;
while (name[i] == '/')
i++;
while (1)
if (handle_symlink (data, fn, &name, mode, &restart))
{
if (name[i] != fn[j])
goto no_match;
if (name[i] == '\0')
break;
while (name[i] == '/' && name[i+1] == '/')
i++;
i++;
j++;
grub_free (fn);
goto fail;
}
if (name[i] != fn[j])
if (restart)
{
ofs = 0;
if (++symlinknest == 8)
{
grub_error (GRUB_ERR_SYMLINK_LOOP,
"too deep nesting of symlinks");
goto fail;
}
goto no_match;
}
if (grub_strcmp (name, fn) != 0)
goto no_match;
file->data = data;
file->size = data->size;
grub_free (fn);
grub_free (name);
return GRUB_ERR_NONE;
@ -321,8 +574,11 @@ grub_cpio_open (grub_file_t file, const char *name)
}
fail:
#ifdef MODE_USTAR
grub_free (data->linkname);
#endif
grub_free (data);
grub_free (name);
grub_dl_unref (my_mod);
@ -342,7 +598,13 @@ grub_cpio_read (grub_file_t file, char *buf, grub_size_t len)
static grub_err_t
grub_cpio_close (grub_file_t file)
{
grub_free (file->data);
struct grub_cpio_data *data;
data = file->data;
#ifdef MODE_USTAR
grub_free (data->linkname);
#endif
grub_free (data);
grub_dl_unref (my_mod);

2
grub-core/fs/exfat.c Normal file
View file

@ -0,0 +1,2 @@
#define MODE_EXFAT 1
#include "fat.c"

4
grub-core/fs/ext2.c
View file

@ -337,7 +337,7 @@ grub_ext2_blockgroup (struct grub_ext2_data *data, int group,
}
static struct grub_ext4_extent_header *
grub_ext4_find_leaf (struct grub_ext2_data *data, char *buf,
grub_ext4_find_leaf (struct grub_ext2_data *data, grub_properly_aligned_t *buf,
struct grub_ext4_extent_header *ext_block,
grub_uint32_t fileblock)
{
@ -387,7 +387,7 @@ grub_ext2_read_block (grub_fshelp_node_t node, grub_disk_addr_t fileblock)
if (grub_le_to_cpu32(inode->flags) & EXT4_EXTENTS_FLAG)
{
char buf[EXT2_BLOCK_SIZE(data)];
GRUB_PROPERLY_ALIGNED_ARRAY (buf, EXT2_BLOCK_SIZE(data));
struct grub_ext4_extent_header *leaf;
struct grub_ext4_extent *ext;
int i;

411
grub-core/fs/fat.c
View file

@ -30,28 +30,117 @@
GRUB_MOD_LICENSE ("GPLv3+");
#define GRUB_FAT_DIR_ENTRY_SIZE 32
enum
{
GRUB_FAT_ATTR_READ_ONLY = 0x01,
GRUB_FAT_ATTR_HIDDEN = 0x02,
GRUB_FAT_ATTR_SYSTEM = 0x04,
#ifndef MODE_EXFAT
GRUB_FAT_ATTR_VOLUME_ID = 0x08,
#endif
GRUB_FAT_ATTR_DIRECTORY = 0x10,
GRUB_FAT_ATTR_ARCHIVE = 0x20,
#define GRUB_FAT_ATTR_READ_ONLY 0x01
#define GRUB_FAT_ATTR_HIDDEN 0x02
#define GRUB_FAT_ATTR_SYSTEM 0x04
#define GRUB_FAT_ATTR_VOLUME_ID 0x08
#define GRUB_FAT_ATTR_DIRECTORY 0x10
#define GRUB_FAT_ATTR_ARCHIVE 0x20
#ifndef MODE_EXFAT
GRUB_FAT_ATTR_LONG_NAME = (GRUB_FAT_ATTR_READ_ONLY
| GRUB_FAT_ATTR_HIDDEN
| GRUB_FAT_ATTR_SYSTEM
| GRUB_FAT_ATTR_VOLUME_ID),
#endif
GRUB_FAT_ATTR_VALID = (GRUB_FAT_ATTR_READ_ONLY
| GRUB_FAT_ATTR_HIDDEN
| GRUB_FAT_ATTR_SYSTEM
| GRUB_FAT_ATTR_DIRECTORY
| GRUB_FAT_ATTR_ARCHIVE
#ifndef MODE_EXFAT
| GRUB_FAT_ATTR_VOLUME_ID
#endif
)
};
#define GRUB_FAT_MAXFILE 256
#ifdef MODE_EXFAT
struct grub_exfat_bpb
{
grub_uint8_t jmp_boot[3];
grub_uint8_t oem_name[8];
grub_uint8_t mbz[53];
grub_uint64_t num_hidden_sectors;
grub_uint64_t num_total_sectors;
grub_uint32_t num_reserved_sectors;
grub_uint32_t sectors_per_fat;
grub_uint32_t cluster_offset;
grub_uint32_t cluster_count;
grub_uint32_t root_cluster;
grub_uint32_t num_serial;
grub_uint16_t fs_revision;
grub_uint16_t volume_flags;
grub_uint8_t bytes_per_sector_shift;
grub_uint8_t sectors_per_cluster_shift;
grub_uint8_t num_fats;
grub_uint8_t num_ph_drive;
grub_uint8_t reserved[8];
} __attribute__ ((packed));
typedef struct grub_exfat_bpb grub_current_fat_bpb_t;
#else
typedef struct grub_fat_bpb grub_current_fat_bpb_t;
#endif
#define GRUB_FAT_ATTR_LONG_NAME (GRUB_FAT_ATTR_READ_ONLY \
| GRUB_FAT_ATTR_HIDDEN \
| GRUB_FAT_ATTR_SYSTEM \
| GRUB_FAT_ATTR_VOLUME_ID)
#define GRUB_FAT_ATTR_VALID (GRUB_FAT_ATTR_READ_ONLY \
| GRUB_FAT_ATTR_HIDDEN \
| GRUB_FAT_ATTR_SYSTEM \
| GRUB_FAT_ATTR_DIRECTORY \
| GRUB_FAT_ATTR_ARCHIVE \
| GRUB_FAT_ATTR_VOLUME_ID)
#ifdef MODE_EXFAT
struct grub_fat_dir_entry
{
grub_uint8_t entry_type;
union
{
grub_uint8_t placeholder[31];
struct {
grub_uint8_t secondary_count;
grub_uint16_t checksum;
grub_uint16_t attr;
grub_uint16_t reserved1;
grub_uint32_t c_time;
grub_uint32_t m_time;
grub_uint32_t a_time;
grub_uint8_t c_time_tenth;
grub_uint8_t m_time_tenth;
grub_uint8_t a_time_tenth;
grub_uint8_t reserved2[9];
} __attribute__ ((packed)) file;
struct {
grub_uint8_t flags;
grub_uint8_t reserved1;
grub_uint8_t name_length;
grub_uint16_t name_hash;
grub_uint16_t reserved2;
grub_uint64_t valid_size;
grub_uint32_t reserved3;
grub_uint32_t first_cluster;
grub_uint64_t file_size;
} __attribute__ ((packed)) stream_extension;
struct {
grub_uint8_t flags;
grub_uint16_t str[15];
} __attribute__ ((packed)) file_name;
struct {
grub_uint8_t character_count;
grub_uint16_t str[11];
grub_uint8_t reserved[8];
} __attribute__ ((packed)) volume_label;
} __attribute__ ((packed)) type_specific;
} __attribute__ ((packed));
struct grub_fat_dir_node
{
grub_uint32_t attr;
grub_uint32_t first_cluster;
grub_uint64_t file_size;
grub_uint64_t valid_size;
int have_stream;
int is_label;
};
typedef struct grub_fat_dir_node grub_fat_dir_node_t;
#else
struct grub_fat_dir_entry
{
grub_uint8_t name[11];
@ -80,6 +169,10 @@ struct grub_fat_long_name_entry
grub_uint16_t name3[2];
} __attribute__ ((packed));
typedef struct grub_fat_dir_entry grub_fat_dir_node_t;
#endif
struct grub_fat_data
{
int logical_sector_bits;
@ -90,8 +183,10 @@ struct grub_fat_data
int fat_size;
grub_uint32_t root_cluster;
#ifndef MODE_EXFAT
grub_uint32_t root_sector;
grub_uint32_t num_root_sectors;
#endif
int cluster_bits;
grub_uint32_t cluster_eof_mark;
@ -109,6 +204,7 @@ struct grub_fat_data
static grub_dl_t my_mod;
#ifndef MODE_EXFAT
static int
fat_log2 (unsigned x)
{
@ -125,11 +221,12 @@ fat_log2 (unsigned x)
return i;
}
#endif
static struct grub_fat_data *
grub_fat_mount (grub_disk_t disk)
{
struct grub_fat_bpb bpb;
grub_current_fat_bpb_t bpb;
struct grub_fat_data *data = 0;
grub_uint32_t first_fat, magic;
@ -144,20 +241,35 @@ grub_fat_mount (grub_disk_t disk)
if (grub_disk_read (disk, 0, 0, sizeof (bpb), &bpb))
goto fail;
#ifdef MODE_EXFAT
if (grub_memcmp ((const char *) bpb.oem_name, "EXFAT ",
sizeof (bpb.oem_name)) != 0)
goto fail;
#else
if (grub_strncmp((const char *) bpb.version_specific.fat12_or_fat16.fstype, "FAT12", 5)
&& grub_strncmp((const char *) bpb.version_specific.fat12_or_fat16.fstype, "FAT16", 5)
&& grub_strncmp((const char *) bpb.version_specific.fat32.fstype, "FAT32", 5))
goto fail;
#endif
/* Get the sizes of logical sectors and clusters. */
#ifdef MODE_EXFAT
data->logical_sector_bits = bpb.bytes_per_sector_shift;
#else
data->logical_sector_bits =
fat_log2 (grub_le_to_cpu16 (bpb.bytes_per_sector));
if (data->logical_sector_bits < GRUB_DISK_SECTOR_BITS)
#endif
if (data->logical_sector_bits < GRUB_DISK_SECTOR_BITS
|| data->logical_sector_bits >= 16)
goto fail;
data->logical_sector_bits -= GRUB_DISK_SECTOR_BITS;
#ifdef MODE_EXFAT
data->cluster_bits = bpb.sectors_per_cluster_shift;
#else
data->cluster_bits = fat_log2 (bpb.sectors_per_cluster);
if (data->cluster_bits < 0)
#endif
if (data->cluster_bits < 0 || data->cluster_bits > 25)
goto fail;
data->cluster_bits += data->logical_sector_bits;
@ -167,18 +279,28 @@ grub_fat_mount (grub_disk_t disk)
if (data->fat_sector == 0)
goto fail;
#ifdef MODE_EXFAT
data->sectors_per_fat = (grub_le_to_cpu32 (bpb.sectors_per_fat)
<< data->logical_sector_bits);
#else
data->sectors_per_fat = ((bpb.sectors_per_fat_16
? grub_le_to_cpu16 (bpb.sectors_per_fat_16)
: grub_le_to_cpu32 (bpb.version_specific.fat32.sectors_per_fat_32))
<< data->logical_sector_bits);
#endif
if (data->sectors_per_fat == 0)
goto fail;
/* Get the number of sectors in this volume. */
#ifdef MODE_EXFAT
data->num_sectors = ((grub_le_to_cpu64 (bpb.num_total_sectors))
<< data->logical_sector_bits);
#else
data->num_sectors = ((bpb.num_total_sectors_16
? grub_le_to_cpu16 (bpb.num_total_sectors_16)
: grub_le_to_cpu32 (bpb.num_total_sectors_32))
<< data->logical_sector_bits);
#endif
if (data->num_sectors == 0)
goto fail;
@ -186,22 +308,44 @@ grub_fat_mount (grub_disk_t disk)
if (bpb.num_fats == 0)
goto fail;
#ifndef MODE_EXFAT
data->root_sector = data->fat_sector + bpb.num_fats * data->sectors_per_fat;
data->num_root_sectors
= ((((grub_uint32_t) grub_le_to_cpu16 (bpb.num_root_entries)
* GRUB_FAT_DIR_ENTRY_SIZE
* sizeof (struct grub_fat_dir_entry)
+ grub_le_to_cpu16 (bpb.bytes_per_sector) - 1)
>> (data->logical_sector_bits + GRUB_DISK_SECTOR_BITS))
<< (data->logical_sector_bits));
#endif
#ifdef MODE_EXFAT
data->cluster_sector = (grub_le_to_cpu32 (bpb.cluster_offset)
<< data->logical_sector_bits);
data->num_clusters = (grub_le_to_cpu32 (bpb.cluster_count)
<< data->logical_sector_bits);
#else
data->cluster_sector = data->root_sector + data->num_root_sectors;
data->num_clusters = (((data->num_sectors - data->cluster_sector)
>> (data->cluster_bits + data->logical_sector_bits))
+ 2);
#endif
if (data->num_clusters <= 2)
goto fail;
#ifdef MODE_EXFAT
{
/* exFAT. */
grub_uint16_t flags = grub_le_to_cpu16 (bpb.volume_flags);
data->root_cluster = grub_le_to_cpu32 (bpb.root_cluster);
data->fat_size = 32;
data->cluster_eof_mark = 0xffffffff;
if ((flags & 0x1) && bpb.num_fats > 1)
data->fat_sector += data->sectors_per_fat;
}
#else
if (! bpb.sectors_per_fat_16)
{
/* FAT32. */
@ -243,6 +387,7 @@ grub_fat_mount (grub_disk_t disk)
data->cluster_eof_mark = 0xfff8;
}
}
#endif
/* More sanity checks. */
if (data->num_sectors <= data->fat_sector)
@ -274,17 +419,25 @@ grub_fat_mount (grub_disk_t disk)
}
/* Serial number. */
#ifdef MODE_EXFAT
data->uuid = grub_le_to_cpu32 (bpb.num_serial);
#else
if (bpb.sectors_per_fat_16)
data->uuid = grub_le_to_cpu32 (bpb.version_specific.fat12_or_fat16.num_serial);
else
data->uuid = grub_le_to_cpu32 (bpb.version_specific.fat32.num_serial);
#endif
#ifndef MODE_EXFAT
/* Ignore the 3rd bit, because some BIOSes assigns 0xF0 to the media
descriptor, even if it is a so-called superfloppy (e.g. an USB key).
The check may be too strict for this kind of stupid BIOSes, as
they overwrite the media descriptor. */
if ((first_fat | 0x8) != (magic | bpb.media | 0x8))
goto fail;
#else
(void) magic;
#endif
/* Start from the root directory. */
data->file_cluster = data->root_cluster;
@ -311,6 +464,7 @@ grub_fat_read_data (grub_disk_t disk, struct grub_fat_data *data,
grub_ssize_t ret = 0;
unsigned long sector;
#ifndef MODE_EXFAT
/* This is a special case. FAT12 and FAT16 doesn't have the root directory
in clusters. */
if (data->file_cluster == ~0U)
@ -324,13 +478,14 @@ grub_fat_read_data (grub_disk_t disk, struct grub_fat_data *data,
return size;
}
#endif
/* Calculate the logical cluster number and offset. */
logical_cluster_bits = (data->cluster_bits
+ data->logical_sector_bits
+ GRUB_DISK_SECTOR_BITS);
logical_cluster = offset >> logical_cluster_bits;
offset &= (1 << logical_cluster_bits) - 1;
offset &= (1ULL << logical_cluster_bits) - 1;
if (logical_cluster < data->cur_cluster_num)
{
@ -422,13 +577,116 @@ grub_fat_read_data (grub_disk_t disk, struct grub_fat_data *data,
return ret;
}
#ifdef MODE_EXFAT
static grub_err_t
grub_fat_iterate_dir (grub_disk_t disk, struct grub_fat_data *data,
int (*hook) (const char *filename,
grub_fat_dir_node_t *node))
{
struct grub_fat_dir_entry dir;
grub_ssize_t offset = -sizeof(dir);
grub_uint16_t *unibuf;
char *filename;
unibuf = grub_malloc (15 * 256 * 2);
filename = grub_malloc (15 * 256 * GRUB_MAX_UTF8_PER_UTF16 + 1);
while (1)
{
offset += sizeof (dir);
if (grub_fat_read_data (disk, data, 0,
offset, sizeof (dir), (char *) &dir)
!= sizeof (dir))
break;
if (dir.entry_type == 0)
break;
if (!(dir.entry_type & 0x80))
continue;
if (dir.entry_type == 0x85)
{
unsigned i, nsec, slots = 0;
grub_fat_dir_node_t node;
nsec = dir.type_specific.file.secondary_count;
node.attr = grub_cpu_to_le32 (dir.type_specific.file.attr);
node.have_stream = 0;
for (i = 0; i < nsec; i++)
{
struct grub_fat_dir_entry sec;
offset += sizeof (sec);
if (grub_fat_read_data (disk, data, 0,
offset, sizeof (sec), (char *) &sec)
!= sizeof (sec))
break;
if (!(sec.entry_type & 0x80))
continue;
if (!(sec.entry_type & 0x40))
break;
switch (sec.entry_type)
{
case 0xc0:
node.first_cluster = grub_cpu_to_le32 (sec.type_specific.stream_extension.first_cluster);
node.valid_size
= grub_cpu_to_le64 (sec.type_specific.stream_extension.valid_size);
node.file_size
= grub_cpu_to_le64 (sec.type_specific.stream_extension.file_size);
node.have_stream = 1;
break;
case 0xc1:
grub_memcpy (unibuf + slots * 15,
sec.type_specific.file_name.str, 30);
slots++;
break;
default:
grub_dprintf ("exfat", "unknown secondary type 0x%02x\n",
sec.entry_type);
}
}
if (i != nsec)
{
offset -= sizeof (dir);
continue;
}
*grub_utf16_to_utf8 ((grub_uint8_t *) filename, unibuf,
slots * 15) = '\0';
if (hook (filename, &node))
break;
continue;
}
/* Allocation bitmap. */
if (dir.entry_type == 0x81)
continue;
/* Upcase table. */
if (dir.entry_type == 0x82)
continue;
/* Volume label. */
if (dir.entry_type == 0x83)
continue;
grub_dprintf ("exfat", "unknown primary type 0x%02x\n", dir.entry_type);
}
grub_free (filename);
grub_free (unibuf);
return grub_errno;
}
#else
static grub_err_t
grub_fat_iterate_dir (grub_disk_t disk, struct grub_fat_data *data,
int (*hook) (const char *filename,
struct grub_fat_dir_entry *dir))
{
struct grub_fat_dir_entry dir;
char *filename, *filep = 0;
char *filename;
char *filep = 0;
grub_uint16_t *unibuf;
int slot = -1, slots = -1;
int checksum = -1;
@ -438,7 +696,7 @@ grub_fat_iterate_dir (grub_disk_t disk, struct grub_fat_data *data,
return grub_error (GRUB_ERR_BAD_FILE_TYPE, "not a directory");
/* Allocate space enough to hold a long name. */
filename = grub_malloc (0x40 * 13 * 4 + 1);
filename = grub_malloc (0x40 * 13 * GRUB_MAX_UTF8_PER_UTF16 + 1);
unibuf = (grub_uint16_t *) grub_malloc (0x40 * 13 * 2);
if (! filename || ! unibuf)
{
@ -455,10 +713,11 @@ grub_fat_iterate_dir (grub_disk_t disk, struct grub_fat_data *data,
offset += sizeof (dir);
/* Read a directory entry. */
if ((grub_fat_read_data (disk, data, 0,
if (grub_fat_read_data (disk, data, 0,
offset, sizeof (dir), (char *) &dir)
!= sizeof (dir) || dir.name[0] == 0))
!= sizeof (dir) || dir.name[0] == 0)
break;
/* Handle long name entries. */
if (dir.attr == GRUB_FAT_ATTR_LONG_NAME)
{
@ -543,7 +802,6 @@ grub_fat_iterate_dir (grub_disk_t disk, struct grub_fat_data *data,
filep++;
}
*filep = '\0';
if (hook (filename, &dir))
break;
}
@ -553,7 +811,7 @@ grub_fat_iterate_dir (grub_disk_t disk, struct grub_fat_data *data,
return grub_errno;
}
#endif
/* Find the underlying directory or file in PATH and return the
next path. If there is no next path or an error occurs, return NULL.
@ -569,8 +827,8 @@ grub_fat_find_dir (grub_disk_t disk, struct grub_fat_data *data,
int call_hook;
int found = 0;
auto int iter_hook (const char *filename, struct grub_fat_dir_entry *dir);
int iter_hook (const char *filename, struct grub_fat_dir_entry *dir)
auto int iter_hook (const char *filename, grub_fat_dir_node_t *dir);
int iter_hook (const char *filename, grub_fat_dir_node_t *dir)
{
struct grub_dirhook_info info;
grub_memset (&info, 0, sizeof (info));
@ -578,8 +836,13 @@ grub_fat_find_dir (grub_disk_t disk, struct grub_fat_data *data,
info.dir = !! (dir->attr & GRUB_FAT_ATTR_DIRECTORY);
info.case_insensitive = 1;
#ifdef MODE_EXFAT
if (!dir->have_stream)
return 0;
#else
if (dir->attr & GRUB_FAT_ATTR_VOLUME_ID)
return 0;
#endif
if (*dirname == '\0' && call_hook)
return hook (filename, &info);
@ -587,9 +850,14 @@ grub_fat_find_dir (grub_disk_t disk, struct grub_fat_data *data,
{
found = 1;
data->attr = dir->attr;
#ifdef MODE_EXFAT
data->file_size = dir->file_size;
data->file_cluster = dir->first_cluster;
#else
data->file_size = grub_le_to_cpu32 (dir->file_size);
data->file_cluster = ((grub_le_to_cpu16 (dir->first_cluster_high) << 16)
| grub_le_to_cpu16 (dir->first_cluster_low));
#endif
data->cur_cluster_num = ~0U;
if (call_hook)
@ -745,14 +1013,67 @@ grub_fat_close (grub_file_t file)
return grub_errno;
}
#ifdef MODE_EXFAT
static grub_err_t
grub_fat_label (grub_device_t device, char **label)
{
struct grub_fat_dir_entry dir;
grub_ssize_t offset = -sizeof(dir);
struct grub_fat_data *data;
grub_disk_t disk = device->disk;
data = grub_fat_mount (disk);
if (! data)
return grub_errno;
*label = NULL;
while (1)
{
offset += sizeof (dir);
if (grub_fat_read_data (disk, data, 0,
offset, sizeof (dir), (char *) &dir)
!= sizeof (dir))
break;
if (dir.entry_type == 0)
break;
if (!(dir.entry_type & 0x80))
continue;
/* Volume label. */
if (dir.entry_type == 0x83)
{
grub_size_t chc;
*label = grub_malloc (11 * 4 + 1);
if (!*label)
{
grub_free (data);
return grub_errno;
}
chc = dir.type_specific.volume_label.character_count;
if (chc > ARRAY_SIZE (dir.type_specific.volume_label.str))
chc = ARRAY_SIZE (dir.type_specific.volume_label.str);
*grub_utf16_to_utf8 ((grub_uint8_t *) *label,
dir.type_specific.volume_label.str, chc) = '\0';
}
}
grub_free (data);
return grub_errno;
}
#else
static grub_err_t
grub_fat_label (grub_device_t device, char **label)
{
struct grub_fat_data *data;
grub_disk_t disk = device->disk;
auto int iter_hook (const char *filename, struct grub_fat_dir_entry *dir);
int iter_hook (const char *filename, struct grub_fat_dir_entry *dir)
auto int iter_hook (const char *filename, grub_fat_dir_node_t *dir);
int iter_hook (const char *filename, grub_fat_dir_node_t *dir)
{
if (dir->attr == GRUB_FAT_ATTR_VOLUME_ID)
{
@ -787,6 +1108,8 @@ grub_fat_label (grub_device_t device, char **label)
return grub_errno;
}
#endif
static grub_err_t
grub_fat_uuid (grub_device_t device, char **uuid)
{
@ -798,9 +1121,12 @@ grub_fat_uuid (grub_device_t device, char **uuid)
data = grub_fat_mount (disk);
if (data)
{
char *ptr;
*uuid = grub_xasprintf ("%04x-%04x",
(grub_uint16_t) (data->uuid >> 16),
(grub_uint16_t) data->uuid);
for (ptr = *uuid; ptr && *ptr; ptr++)
*ptr = grub_toupper (*ptr);
}
else
*uuid = NULL;
@ -814,7 +1140,11 @@ grub_fat_uuid (grub_device_t device, char **uuid)
static struct grub_fs grub_fat_fs =
{
#ifdef MODE_EXFAT
.name = "exfat",
#else
.name = "fat",
#endif
.dir = grub_fat_dir,
.open = grub_fat_open,
.read = grub_fat_read,
@ -822,18 +1152,31 @@ static struct grub_fs grub_fat_fs =
.label = grub_fat_label,
.uuid = grub_fat_uuid,
#ifdef GRUB_UTIL
#ifdef MODE_EXFAT
/* ExFAT BPB is 30 larger than FAT32 one. */
.reserved_first_sector = 0,
#else
.reserved_first_sector = 1,
#endif
#endif
.next = 0
};
#ifdef MODE_EXFAT
GRUB_MOD_INIT(exfat)
#else
GRUB_MOD_INIT(fat)
#endif
{
COMPILE_TIME_ASSERT (sizeof (struct grub_fat_dir_entry) == 32);
grub_fs_register (&grub_fat_fs);
my_mod = mod;
}
#ifdef MODE_EXFAT
GRUB_MOD_FINI(exfat)
#else
GRUB_MOD_FINI(fat)
#endif
{
grub_fs_unregister (&grub_fat_fs);
}

1
grub-core/fs/fshelp.c
View file

@ -61,7 +61,6 @@ grub_fshelp_find_file (const char *path, grub_fshelp_node_t rootnode,
char fpath[grub_strlen (currpath) + 1];
char *name = fpath;
char *next;
// unsigned int pos = 0;
enum grub_fshelp_filetype type = GRUB_FSHELP_DIR;
grub_fshelp_node_t currnode = currroot;
grub_fshelp_node_t oldnode = currroot;

31
grub-core/fs/hfs.c
View file

@ -244,22 +244,24 @@ static grub_ssize_t
grub_hfs_read_file (struct grub_hfs_data *data,
void NESTED_FUNC_ATTR (*read_hook) (grub_disk_addr_t sector,
unsigned offset, unsigned length),
int pos, grub_size_t len, char *buf)
grub_off_t pos, grub_size_t len, char *buf)
{
int i;
int blockcnt;
grub_off_t i;
grub_off_t blockcnt;
blockcnt = ((len + pos)
+ data->blksz - 1) / data->blksz;
blockcnt = grub_divmod64 (((len + pos)
+ data->blksz - 1), data->blksz, 0);
for (i = pos / data->blksz; i < blockcnt; i++)
for (i = grub_divmod64 (pos, data->blksz, 0); i < blockcnt; i++)
{
int blknr;
int blockoff = pos % data->blksz;
int blockend = data->blksz;
grub_disk_addr_t blknr;
grub_off_t blockoff;
grub_off_t blockend = data->blksz;
int skipfirst = 0;
grub_divmod64 (pos, data->blksz, &blockoff);
blknr = grub_hfs_block (data, data->extents, data->fileid, i, 1);
if (grub_errno)
return -1;
@ -267,7 +269,7 @@ grub_hfs_read_file (struct grub_hfs_data *data,
/* Last block. */
if (i == blockcnt - 1)
{
blockend = (len + pos) % data->blksz;
grub_divmod64 ((len + pos), data->blksz, &blockend);
/* The last portion is exactly EXT2_BLOCK_SIZE (data). */
if (! blockend)
@ -275,7 +277,7 @@ grub_hfs_read_file (struct grub_hfs_data *data,
}
/* First block. */
if (i == pos / data->blksz)
if (i == grub_divmod64 (pos, data->blksz, 0))
{
skipfirst = blockoff;
blockend -= skipfirst;
@ -748,10 +750,7 @@ grub_hfs_find_node (struct grub_hfs_data *data, char *key,
entry. In case of a non-leaf mode it will be used to lookup
the rest of the tree. */
if (cmp <= 0)
{
grub_uint32_t *node = (grub_uint32_t *) rec->data;
found = grub_be_to_cpu32 (*node);
}
found = grub_be_to_cpu32 (grub_get_unaligned32 (rec->data));
else /* The key can not be found in the tree. */
return 1;
@ -815,7 +814,7 @@ grub_hfs_iterate_dir (struct grub_hfs_data *data, grub_uint32_t root_idx,
struct grub_hfs_catalog_key *ckey = rec->key;
if (grub_hfs_cmp_catkeys (rec->key, (void *) &key) <= 0)
found = grub_be_to_cpu32 (*(grub_uint32_t *) rec->data);
found = grub_be_to_cpu32 (grub_get_unaligned32 (rec->data));
if (hnd->type == 0xFF && ckey->strlen > 0)
{

209
grub-core/fs/hfsplus.c
View file

@ -181,7 +181,8 @@ enum grub_hfsplus_filetype
struct grub_hfsplus_catkey_internal
{
grub_uint32_t parent;
char *name;
const grub_uint16_t *name;
grub_size_t namelen;
};
/* Internal representation of an extent overflow key. */
@ -214,7 +215,7 @@ struct grub_fshelp_node
struct grub_hfsplus_btree
{
grub_uint32_t root;
int nodesize;
grub_size_t nodesize;
/* Catalog file node. */
struct grub_fshelp_node file;
@ -236,7 +237,7 @@ struct grub_hfsplus_data
/* This is the offset into the physical disk for an embedded HFS+
filesystem (one inside a plain HFS wrapper). */
int embedded_offset;
grub_disk_addr_t embedded_offset;
int case_sensitive;
};
@ -245,15 +246,14 @@ static grub_dl_t my_mod;
/* Return the offset of the record with the index INDEX, in the node
NODE which is part of the B+ tree BTREE. */
static inline unsigned int
static inline grub_off_t
grub_hfsplus_btree_recoffset (struct grub_hfsplus_btree *btree,
struct grub_hfsplus_btnode *node, int index)
{
char *cnode = (char *) node;
grub_uint16_t *recptr;
recptr = (grub_uint16_t *) (&cnode[btree->nodesize
- index * sizeof (grub_uint16_t) - 2]);
return grub_be_to_cpu16 (*recptr);
void *recptr;
recptr = (&cnode[btree->nodesize - index * sizeof (grub_uint16_t) - 2]);
return grub_be_to_cpu16 (grub_get_unaligned16 (recptr));
}
/* Return a pointer to the record with the index INDEX, in the node
@ -263,7 +263,7 @@ grub_hfsplus_btree_recptr (struct grub_hfsplus_btree *btree,
struct grub_hfsplus_btnode *node, int index)
{
char *cnode = (char *) node;
unsigned int offset;
grub_off_t offset;
offset = grub_hfsplus_btree_recoffset (btree, node, index);
return (struct grub_hfsplus_key *) &cnode[offset];
}
@ -272,12 +272,12 @@ grub_hfsplus_btree_recptr (struct grub_hfsplus_btree *btree,
/* Find the extent that points to FILEBLOCK. If it is not in one of
the 8 extents described by EXTENT, return -1. In that case set
FILEBLOCK to the next block. */
static int
static grub_disk_addr_t
grub_hfsplus_find_block (struct grub_hfsplus_extent *extent,
int *fileblock)
grub_disk_addr_t *fileblock)
{
int i;
grub_size_t blksleft = *fileblock;
grub_disk_addr_t blksleft = *fileblock;
/* First lookup the file in the given extents. */
for (i = 0; i < 8; i++)
@ -288,7 +288,7 @@ grub_hfsplus_find_block (struct grub_hfsplus_extent *extent,
}
*fileblock = blksleft;
return -1;
return 0xffffffffffffffffULL;
}
static grub_err_t
@ -296,7 +296,8 @@ grub_hfsplus_btree_search (struct grub_hfsplus_btree *btree,
struct grub_hfsplus_key_internal *key,
int (*compare_keys) (struct grub_hfsplus_key *keya,
struct grub_hfsplus_key_internal *keyb),
struct grub_hfsplus_btnode **matchnode, int *keyoffset);
struct grub_hfsplus_btnode **matchnode,
grub_off_t *keyoffset);
static int grub_hfsplus_cmp_extkey (struct grub_hfsplus_key *keya,
struct grub_hfsplus_key_internal *keyb);
@ -307,15 +308,15 @@ static grub_disk_addr_t
grub_hfsplus_read_block (grub_fshelp_node_t node, grub_disk_addr_t fileblock)
{
struct grub_hfsplus_btnode *nnode = 0;
int blksleft = fileblock;
grub_disk_addr_t blksleft = fileblock;
struct grub_hfsplus_extent *extents = &node->extents[0];
while (1)
{
struct grub_hfsplus_extkey *key;
struct grub_hfsplus_extkey_internal extoverflow;
int blk;
int ptr;
struct grub_hfsplus_key_internal extoverflow;
grub_disk_addr_t blk;
grub_off_t ptr;
/* Try to find this block in the current set of extents. */
blk = grub_hfsplus_find_block (extents, &blksleft);
@ -325,7 +326,7 @@ grub_hfsplus_read_block (grub_fshelp_node_t node, grub_disk_addr_t fileblock)
grub_free (nnode);
nnode = 0;
if (blk != -1)
if (blk != 0xffffffffffffffffULL)
return (blk
+ (node->data->embedded_offset >> (node->data->log2blksize
- GRUB_DISK_SECTOR_BITS)));
@ -341,11 +342,11 @@ grub_hfsplus_read_block (grub_fshelp_node_t node, grub_disk_addr_t fileblock)
}
/* Set up the key to look for in the extent overflow file. */
extoverflow.fileid = node->fileid;
extoverflow.start = fileblock - blksleft;
extoverflow.extkey.fileid = node->fileid;
extoverflow.extkey.start = fileblock - blksleft;
if (grub_hfsplus_btree_search (&node->data->extoverflow_tree,
(struct grub_hfsplus_key_internal *) &extoverflow,
&extoverflow,
grub_hfsplus_cmp_extkey, &nnode, &ptr))
{
grub_error (GRUB_ERR_READ_ERROR,
@ -376,7 +377,7 @@ static grub_ssize_t
grub_hfsplus_read_file (grub_fshelp_node_t node,
void NESTED_FUNC_ATTR (*read_hook) (grub_disk_addr_t sector,
unsigned offset, unsigned length),
int pos, grub_size_t len, char *buf)
grub_off_t pos, grub_size_t len, char *buf)
{
return grub_fshelp_read_file (node->data->disk, node, read_hook,
pos, len, buf, grub_hfsplus_read_block,
@ -411,9 +412,9 @@ grub_hfsplus_mount (grub_disk_t disk)
data->embedded_offset = 0;
if (grub_be_to_cpu16 (volheader.hfs.magic) == GRUB_HFS_MAGIC)
{
int extent_start;
int ablk_size;
int ablk_start;
grub_disk_addr_t extent_start;
grub_disk_addr_t ablk_size;
grub_disk_addr_t ablk_start;
/* See if there's an embedded HFS+ filesystem. */
if (grub_be_to_cpu16 (volheader.hfs.embed_sig) != GRUB_HFSPLUS_MAGIC)
@ -518,8 +519,6 @@ grub_hfsplus_cmp_catkey (struct grub_hfsplus_key *keya,
{
struct grub_hfsplus_catkey *catkey_a = &keya->catkey;
struct grub_hfsplus_catkey_internal *catkey_b = &keyb->catkey;
char *filename;
int i;
int diff;
/* Safe unsigned comparison */
@ -529,29 +528,35 @@ grub_hfsplus_cmp_catkey (struct grub_hfsplus_key *keya,
if (aparent < catkey_b->parent)
return -1;
/* Change the filename in keya so the endianness is correct. */
for (i = 0; i < grub_be_to_cpu16 (catkey_a->namelen); i++)
catkey_a->name[i] = grub_be_to_cpu16 (catkey_a->name[i]);
diff = grub_memcmp (catkey_a->name, catkey_b->name,
grub_min (grub_be_to_cpu16 (catkey_a->namelen),
catkey_b->namelen)
* sizeof (catkey_a->name[0]));
if (diff == 0)
diff = grub_be_to_cpu16 (catkey_a->namelen) - catkey_b->namelen;
filename = grub_malloc (grub_be_to_cpu16 (catkey_a->namelen) + 1);
if (! grub_utf16_to_utf8 ((grub_uint8_t *) filename, catkey_a->name,
grub_be_to_cpu16 (catkey_a->namelen)))
return -1; /* XXX: This error never occurs, but in case it happens
just skip this entry. */
diff = grub_strncmp (filename, catkey_b->name,
grub_be_to_cpu16 (catkey_a->namelen));
grub_free (filename);
/* The endianness was changed to host format, change it back to
whatever it was. */
for (i = 0; i < grub_be_to_cpu16 (catkey_a->namelen); i++)
catkey_a->name[i] = grub_cpu_to_be16 (catkey_a->name[i]);
return diff;
}
/* Compare the on disk catalog key KEYA with the catalog key we are
looking for (KEYB). */
static int
grub_hfsplus_cmp_catkey_id (struct grub_hfsplus_key *keya,
struct grub_hfsplus_key_internal *keyb)
{
struct grub_hfsplus_catkey *catkey_a = &keya->catkey;
struct grub_hfsplus_catkey_internal *catkey_b = &keyb->catkey;
/* Safe unsigned comparison */
grub_uint32_t aparent = grub_be_to_cpu32 (catkey_a->parent);
if (aparent > catkey_b->parent)
return 1;
if (aparent < catkey_b->parent)
return -1;
return 0;
}
/* Compare the on disk extent overflow key KEYA with the extent
overflow key we are looking for (KEYB). */
static int
@ -601,10 +606,10 @@ grub_hfsplus_read_symlink (grub_fshelp_node_t node)
static int
grub_hfsplus_btree_iterate_node (struct grub_hfsplus_btree *btree,
struct grub_hfsplus_btnode *first_node,
int first_rec,
grub_disk_addr_t first_rec,
int (*hook) (void *record))
{
int rec;
grub_disk_addr_t rec;
for (;;)
{
@ -642,12 +647,13 @@ grub_hfsplus_btree_search (struct grub_hfsplus_btree *btree,
struct grub_hfsplus_key_internal *key,
int (*compare_keys) (struct grub_hfsplus_key *keya,
struct grub_hfsplus_key_internal *keyb),
struct grub_hfsplus_btnode **matchnode, int *keyoffset)
struct grub_hfsplus_btnode **matchnode,
grub_off_t *keyoffset)
{
grub_uint64_t currnode;
char *node;
struct grub_hfsplus_btnode *nodedesc;
int rec;
grub_disk_addr_t rec;
node = grub_malloc (btree->nodesize);
if (! node)
@ -660,7 +666,8 @@ grub_hfsplus_btree_search (struct grub_hfsplus_btree *btree,
/* Read a node. */
if (grub_hfsplus_read_file (&btree->file, 0,
(long)currnode * (long)btree->nodesize,
(grub_disk_addr_t) currnode
* (grub_disk_addr_t) btree->nodesize,
btree->nodesize, (char *) node) <= 0)
{
grub_free (node);
@ -689,7 +696,7 @@ grub_hfsplus_btree_search (struct grub_hfsplus_btree *btree,
}
else if (nodedesc->type == GRUB_HFSPLUS_BTNODE_TYPE_INDEX)
{
grub_uint32_t *pointer;
void *pointer;
/* The place where the key could have been found didn't
contain the key. This means that the previous match
@ -701,10 +708,10 @@ grub_hfsplus_btree_search (struct grub_hfsplus_btree *btree,
that we are looking for. The last match that is
found will be used to locate the child which can
contain the record. */
pointer = (grub_uint32_t *) ((char *) currkey
pointer = ((char *) currkey
+ grub_be_to_cpu16 (currkey->keylen)
+ 2);
currnode = grub_be_to_cpu32 (*pointer);
currnode = grub_be_to_cpu32 (grub_get_unaligned32 (pointer));
match = 1;
}
}
@ -770,6 +777,11 @@ grub_hfsplus_iterate_dir (grub_fshelp_node_t dir,
if (type == GRUB_FSHELP_UNKNOWN)
return 0;
filename = grub_malloc (grub_be_to_cpu16 (catkey->namelen)
* GRUB_MAX_UTF8_PER_UTF16 + 1);
if (! filename)
return 0;
/* Make sure the byte order of the UTF16 string is correct. */
for (i = 0; i < grub_be_to_cpu16 (catkey->namelen); i++)
{
@ -780,18 +792,8 @@ grub_hfsplus_iterate_dir (grub_fshelp_node_t dir,
return 0;
}
filename = grub_malloc (grub_be_to_cpu16 (catkey->namelen) + 1);
if (! filename)
return 0;
if (! grub_utf16_to_utf8 ((grub_uint8_t *) filename, catkey->name,
grub_be_to_cpu16 (catkey->namelen)))
{
grub_free (filename);
return 0;
}
filename[grub_be_to_cpu16 (catkey->namelen)] = '\0';
*grub_utf16_to_utf8 ((grub_uint8_t *) filename, catkey->name,
grub_be_to_cpu16 (catkey->namelen)) = '\0';
/* Restore the byte order to what it was previously. */
for (i = 0; i < grub_be_to_cpu16 (catkey->namelen); i++)
@ -801,9 +803,6 @@ grub_hfsplus_iterate_dir (grub_fshelp_node_t dir,
if (! dir->data->case_sensitive)
type |= GRUB_FSHELP_CASE_INSENSITIVE;
/* Only accept valid nodes. */
if (grub_strlen (filename) == grub_be_to_cpu16 (catkey->namelen))
{
/* A valid node is found; setup the node and call the
callback function. */
node = grub_malloc (sizeof (*node));
@ -816,7 +815,6 @@ grub_hfsplus_iterate_dir (grub_fshelp_node_t dir,
node->fileid = grub_be_to_cpu32 (fileinfo->fileid);
ret = hook (filename, type, node);
}
grub_free (filename);
@ -825,11 +823,12 @@ grub_hfsplus_iterate_dir (grub_fshelp_node_t dir,
struct grub_hfsplus_key_internal intern;
struct grub_hfsplus_btnode *node;
int ptr;
grub_disk_addr_t ptr;
/* Create a key that points to the first entry in the directory. */
intern.catkey.parent = dir->fileid;
intern.catkey.name = "";
intern.catkey.name = 0;
intern.catkey.namelen = 0;
/* First lookup the first entry. */
if (grub_hfsplus_btree_search (&dir->data->catalog_tree, &intern,
@ -894,7 +893,6 @@ grub_hfsplus_close (grub_file_t file)
return GRUB_ERR_NONE;
}
/* Read LEN bytes data from FILE into BUF. */
static grub_ssize_t
grub_hfsplus_read (grub_file_t file, char *buf, grub_size_t len)
@ -902,13 +900,10 @@ grub_hfsplus_read (grub_file_t file, char *buf, grub_size_t len)
struct grub_hfsplus_data *data =
(struct grub_hfsplus_data *) file->data;
int size = grub_hfsplus_read_file (&data->opened_file, file->read_hook,
return grub_hfsplus_read_file (&data->opened_file, file->read_hook,
file->offset, len, buf);
return size;
}
static grub_err_t
grub_hfsplus_dir (grub_device_t device, const char *path,
int (*hook) (const char *filename,
@ -963,13 +958,59 @@ grub_hfsplus_dir (grub_device_t device, const char *path,
static grub_err_t
grub_hfsplus_label (grub_device_t device __attribute__((unused))
, char **label __attribute__((unused)))
grub_hfsplus_label (grub_device_t device, char **label)
{
/* XXX: It's not documented how to read a label. */
return grub_error (GRUB_ERR_NOT_IMPLEMENTED_YET,
"reading the label of a HFS+ "
"partition is not implemented");
struct grub_hfsplus_data *data;
grub_disk_t disk = device->disk;
struct grub_hfsplus_catkey *catkey;
int i, label_len;
struct grub_hfsplus_key_internal intern;
struct grub_hfsplus_btnode *node;
grub_disk_addr_t ptr;
*label = 0;
data = grub_hfsplus_mount (disk);
if (!data)
return grub_errno;
/* Create a key that points to the label. */
intern.catkey.parent = 1;
intern.catkey.name = 0;
intern.catkey.namelen = 0;
/* First lookup the first entry. */
if (grub_hfsplus_btree_search (&data->catalog_tree, &intern,
grub_hfsplus_cmp_catkey_id, &node, &ptr))
{
grub_free (data);
return 0;
}
catkey = (struct grub_hfsplus_catkey *)
grub_hfsplus_btree_recptr (&data->catalog_tree, node, 0);
label_len = grub_be_to_cpu16 (catkey->namelen);
for (i = 0; i < label_len; i++)
{
catkey->name[i] = grub_be_to_cpu16 (catkey->name[i]);
/* If the name is obviously invalid, skip this node. */
if (catkey->name[i] == 0)
return 0;
}
*label = grub_malloc (label_len * GRUB_MAX_UTF8_PER_UTF16 + 1);
if (! *label)
return grub_errno;
*grub_utf16_to_utf8 ((grub_uint8_t *) (*label), catkey->name,
label_len) = '\0';
grub_free (node);
grub_free (data);
return GRUB_ERR_NONE;
}
/* Get mtime. */

571
grub-core/fs/iso9660.c
View file

@ -149,22 +149,29 @@ struct grub_iso9660_data
{
struct grub_iso9660_primary_voldesc voldesc;
grub_disk_t disk;
unsigned int first_sector;
int rockridge;
int susp_skip;
int joliet;
struct grub_fshelp_node *node;
};
struct grub_fshelp_node
{
struct grub_iso9660_data *data;
struct grub_iso9660_dir dirent;
unsigned int size;
unsigned int blk;
unsigned int dir_blk;
unsigned int dir_off;
grub_size_t have_dirents, alloc_dirents;
int have_symlink;
struct grub_iso9660_dir dirents[8];
char symlink[0];
};
enum
{
FLAG_TYPE_PLAIN = 0,
FLAG_TYPE_DIR = 2,
FLAG_TYPE = 3,
FLAG_MORE_EXTENTS = 0x80
};
static grub_dl_t my_mod;
@ -214,35 +221,77 @@ iso9660_to_unixtime2 (const struct grub_iso9660_date2 *i, grub_int32_t *nix)
return 1;
}
static grub_err_t
read_node (grub_fshelp_node_t node, grub_off_t off, grub_size_t len, char *buf)
{
grub_size_t i = 0;
while (len > 0)
{
grub_size_t toread;
grub_err_t err;
while (i < node->have_dirents
&& off >= grub_le_to_cpu32 (node->dirents[i].size))
{
off -= grub_le_to_cpu32 (node->dirents[i].size);
i++;
}
if (i == node->have_dirents)
return grub_error (GRUB_ERR_OUT_OF_RANGE, "read out of range");
toread = grub_le_to_cpu32 (node->dirents[i].size);
if (toread > len)
toread = len;
err = grub_disk_read (node->data->disk,
((grub_disk_addr_t) grub_le_to_cpu32 (node->dirents[i].first_sector)) << GRUB_ISO9660_LOG2_BLKSZ,
off, toread, buf);
if (err)
return err;
len -= toread;
off += toread;
buf += toread;
}
return GRUB_ERR_NONE;
}
/* Iterate over the susp entries, starting with block SUA_BLOCK on the
offset SUA_POS with a size of SUA_SIZE bytes. Hook is called for
every entry. */
static grub_err_t
grub_iso9660_susp_iterate (struct grub_iso9660_data *data,
int sua_block, int sua_pos, int sua_size,
grub_iso9660_susp_iterate (grub_fshelp_node_t node, grub_off_t off,
grub_ssize_t sua_size,
grub_err_t (*hook)
(struct grub_iso9660_susp_entry *entry))
{
char *sua;
struct grub_iso9660_susp_entry *entry;
grub_disk_addr_t ce_block;
int is_ce = 0;
auto grub_err_t load_sua (void);
/* Load a part of the System Usage Area. */
grub_err_t load_sua (void)
{
grub_err_t err;
sua = grub_malloc (sua_size);
if (!sua)
return grub_errno;
if (grub_disk_read (data->disk, sua_block, sua_pos,
sua_size, sua))
return grub_errno;
if (is_ce)
err = grub_disk_read (node->data->disk, ce_block, off,
sua_size, sua);
else
err = read_node (node, off, sua_size, sua);
if (err)
return err;
entry = (struct grub_iso9660_susp_entry *) sua;
return 0;
}
if (sua_size <= 0)
return GRUB_ERR_NONE;
if (load_sua ())
return grub_errno;
@ -259,10 +308,11 @@ grub_iso9660_susp_iterate (struct grub_iso9660_data *data,
{
struct grub_iso9660_susp_ce *ce;
is_ce = 1;
ce = (struct grub_iso9660_susp_ce *) entry;
sua_size = grub_le_to_cpu32 (ce->len);
sua_pos = grub_le_to_cpu32 (ce->off);
sua_block = grub_le_to_cpu32 (ce->blk) << GRUB_ISO9660_LOG2_BLKSZ;
off = grub_le_to_cpu32 (ce->off);
ce_block = grub_le_to_cpu32 (ce->blk) << GRUB_ISO9660_LOG2_BLKSZ;
grub_free (sua);
if (load_sua ())
@ -281,34 +331,32 @@ grub_iso9660_susp_iterate (struct grub_iso9660_data *data,
}
static char *
grub_iso9660_convert_string (grub_uint16_t *us, int len)
grub_iso9660_convert_string (grub_uint8_t *us, int len)
{
char *p;
int i;
grub_uint16_t t[len];
p = grub_malloc (len * 4 + 1);
p = grub_malloc (len * GRUB_MAX_UTF8_PER_UTF16 + 1);
if (! p)
return p;
for (i=0; i<len; i++)
us[i] = grub_be_to_cpu16 (us[i]);
t[i] = grub_be_to_cpu16 (grub_get_unaligned16 (us + 2 * i));
*grub_utf16_to_utf8 ((grub_uint8_t *) p, us, len) = '\0';
*grub_utf16_to_utf8 ((grub_uint8_t *) p, t, len) = '\0';
return p;
}
static struct grub_iso9660_data *
grub_iso9660_mount (grub_disk_t disk)
static grub_err_t
set_rockridge (struct grub_iso9660_data *data)
{
struct grub_iso9660_data *data = 0;
struct grub_iso9660_dir rootdir;
int sua_pos;
int sua_size;
char *sua;
struct grub_iso9660_dir rootdir;
struct grub_iso9660_susp_entry *entry;
struct grub_iso9660_primary_voldesc voldesc;
int block;
auto grub_err_t susp_iterate (struct grub_iso9660_susp_entry *);
@ -324,6 +372,74 @@ grub_iso9660_mount (grub_disk_t disk)
return 0;
}
data->rockridge = 0;
/* Read the system use area and test it to see if SUSP is
supported. */
if (grub_disk_read (data->disk,
(grub_le_to_cpu32 (data->voldesc.rootdir.first_sector)
<< GRUB_ISO9660_LOG2_BLKSZ), 0,
sizeof (rootdir), (char *) &rootdir))
return grub_error (GRUB_ERR_BAD_FS, "not a ISO9660 filesystem");
sua_pos = (sizeof (rootdir) + rootdir.namelen
+ (rootdir.namelen % 2) - 1);
sua_size = rootdir.len - sua_pos;
if (!sua_size)
return GRUB_ERR_NONE;
sua = grub_malloc (sua_size);
if (! sua)
return grub_errno;
if (grub_disk_read (data->disk,
(grub_le_to_cpu32 (data->voldesc.rootdir.first_sector)
<< GRUB_ISO9660_LOG2_BLKSZ), sua_pos,
sua_size, sua))
{
grub_free (sua);
return grub_error (GRUB_ERR_BAD_FS, "not a ISO9660 filesystem");
}
entry = (struct grub_iso9660_susp_entry *) sua;
/* Test if the SUSP protocol is used on this filesystem. */
if (grub_strncmp ((char *) entry->sig, "SP", 2) == 0)
{
struct grub_fshelp_node rootnode;
rootnode.data = data;
rootnode.alloc_dirents = ARRAY_SIZE (rootnode.dirents);
rootnode.have_dirents = 1;
rootnode.have_symlink = 0;
rootnode.dirents[0] = data->voldesc.rootdir;
/* The 2nd data byte stored how many bytes are skipped every time
to get to the SUA (System Usage Area). */
data->susp_skip = entry->data[2];
entry = (struct grub_iso9660_susp_entry *) ((char *) entry + entry->len);
/* Iterate over the entries in the SUA area to detect
extensions. */
if (grub_iso9660_susp_iterate (&rootnode,
sua_pos, sua_size, susp_iterate))
{
grub_free (sua);
return grub_errno;
}
}
grub_free (sua);
return GRUB_ERR_NONE;
}
static struct grub_iso9660_data *
grub_iso9660_mount (grub_disk_t disk)
{
struct grub_iso9660_data *data = 0;
struct grub_iso9660_primary_voldesc voldesc;
int block;
data = grub_zalloc (sizeof (struct grub_iso9660_data));
if (! data)
return 0;
@ -352,8 +468,10 @@ grub_iso9660_mount (grub_disk_t disk)
if (voldesc.voldesc.type == GRUB_ISO9660_VOLDESC_PRIMARY)
copy_voldesc = 1;
else if ((voldesc.voldesc.type == GRUB_ISO9660_VOLDESC_SUPP) &&
(voldesc.escape[0] == 0x25) && (voldesc.escape[1] == 0x2f) &&
else if (!data->rockridge
&& (voldesc.voldesc.type == GRUB_ISO9660_VOLDESC_SUPP)
&& (voldesc.escape[0] == 0x25) && (voldesc.escape[1] == 0x2f)
&&
((voldesc.escape[2] == 0x40) || /* UCS-2 Level 1. */
(voldesc.escape[2] == 0x43) || /* UCS-2 Level 2. */
(voldesc.escape[2] == 0x45))) /* UCS-2 Level 3. */
@ -363,57 +481,16 @@ grub_iso9660_mount (grub_disk_t disk)
}
if (copy_voldesc)
{
grub_memcpy((char *) &data->voldesc, (char *) &voldesc,
sizeof (struct grub_iso9660_primary_voldesc));
if (set_rockridge (data))
goto fail;
}
block++;
} while (voldesc.voldesc.type != GRUB_ISO9660_VOLDESC_END);
/* Read the system use area and test it to see if SUSP is
supported. */
if (grub_disk_read (disk, (grub_le_to_cpu32 (data->voldesc.rootdir.first_sector)
<< GRUB_ISO9660_LOG2_BLKSZ), 0,
sizeof (rootdir), (char *) &rootdir))
{
grub_error (GRUB_ERR_BAD_FS, "not a ISO9660 filesystem");
goto fail;
}
sua_pos = (sizeof (rootdir) + rootdir.namelen
+ (rootdir.namelen % 2) - 1);
sua_size = rootdir.len - sua_pos;
sua = grub_malloc (sua_size);
if (! sua)
goto fail;
if (grub_disk_read (disk, (grub_le_to_cpu32 (data->voldesc.rootdir.first_sector)
<< GRUB_ISO9660_LOG2_BLKSZ), sua_pos,
sua_size, sua))
{
grub_error (GRUB_ERR_BAD_FS, "not a ISO9660 filesystem");
goto fail;
}
entry = (struct grub_iso9660_susp_entry *) sua;
/* Test if the SUSP protocol is used on this filesystem. */
if (grub_strncmp ((char *) entry->sig, "SP", 2) == 0)
{
/* The 2nd data byte stored how many bytes are skipped every time
to get to the SUA (System Usage Area). */
data->susp_skip = entry->data[2];
entry = (struct grub_iso9660_susp_entry *) ((char *) entry + entry->len);
/* Iterate over the entries in the SUA area to detect
extensions. */
if (grub_iso9660_susp_iterate (data,
(grub_le_to_cpu32 (data->voldesc.rootdir.first_sector)
<< GRUB_ISO9660_LOG2_BLKSZ),
sua_pos, sua_size, susp_iterate))
goto fail;
}
return data;
fail:
@ -425,42 +502,125 @@ grub_iso9660_mount (grub_disk_t disk)
static char *
grub_iso9660_read_symlink (grub_fshelp_node_t node)
{
int sua_off;
int sua_size;
char *symlink = 0;
int addslash = 0;
return node->have_symlink
? grub_strdup (node->symlink
+ (node->have_dirents) * sizeof (node->dirents[0])
- sizeof (node->dirents)) : grub_strdup ("");
}
auto void add_part (const char *part, int len);
auto grub_err_t susp_iterate_sl (struct grub_iso9660_susp_entry *);
static grub_off_t
get_node_size (grub_fshelp_node_t node)
{
grub_off_t ret = 0;
grub_size_t i;
for (i = 0; i < node->have_dirents; i++)
ret += grub_le_to_cpu32 (node->dirents[i].size);
return ret;
}
static int
grub_iso9660_iterate_dir (grub_fshelp_node_t dir,
int NESTED_FUNC_ATTR
(*hook) (const char *filename,
enum grub_fshelp_filetype filetype,
grub_fshelp_node_t node))
{
struct grub_iso9660_dir dirent;
grub_off_t offset = 0;
char *filename = 0;
int filename_alloc = 0;
enum grub_fshelp_filetype type;
grub_off_t len;
char *symlink = 0;
/* Extend the symlink. */
void add_part (const char *part, int len)
{
int size = grub_strlen (symlink);
auto inline void __attribute__ ((always_inline)) add_part (const char *part,
int len2);
symlink = grub_realloc (symlink, size + len + 1);
auto inline void __attribute__ ((always_inline)) add_part (const char *part,
int len2)
{
int size = symlink ? grub_strlen (symlink) : 0;
symlink = grub_realloc (symlink, size + len2 + 1);
if (! symlink)
return;
grub_strncat (symlink, part, len);
symlink[size] = 0;
grub_strncat (symlink, part, len2);
}
/* Read in a symlink. */
grub_err_t susp_iterate_sl (struct grub_iso9660_susp_entry *entry)
auto grub_err_t susp_iterate_dir (struct grub_iso9660_susp_entry *);
grub_err_t susp_iterate_dir (struct grub_iso9660_susp_entry *entry)
{
if (grub_strncmp ("SL", (char *) entry->sig, 2) == 0)
/* The filename in the rock ridge entry. */
if (grub_strncmp ("NM", (char *) entry->sig, 2) == 0)
{
/* The flags are stored at the data position 0, here the
filename type is stored. */
if (entry->data[0] & GRUB_ISO9660_RR_DOT)
filename = ".";
else if (entry->data[0] & GRUB_ISO9660_RR_DOTDOT)
filename = "..";
else if (entry->len >= 5)
{
grub_size_t size = 1, csize = 1;
char *old;
csize = size = entry->len - 5;
old = filename;
if (filename_alloc)
{
size += grub_strlen (filename);
filename = grub_realloc (filename, size + 1);
}
else
{
filename_alloc = 1;
filename = grub_zalloc (size + 1);
filename[0] = 0;
}
if (!filename)
{
filename = old;
return grub_errno;
}
filename_alloc = 1;
grub_strncat (filename, (char *) &entry->data[1], csize);
filename[size] = '\0';
}
}
/* The mode information (st_mode). */
else if (grub_strncmp ((char *) entry->sig, "PX", 2) == 0)
{
/* At position 0 of the PX record the st_mode information is
stored (little-endian). */
grub_uint32_t mode = ((entry->data[0] + (entry->data[1] << 8))
& GRUB_ISO9660_FSTYPE_MASK);
switch (mode)
{
case GRUB_ISO9660_FSTYPE_DIR:
type = GRUB_FSHELP_DIR;
break;
case GRUB_ISO9660_FSTYPE_REG:
type = GRUB_FSHELP_REG;
break;
case GRUB_ISO9660_FSTYPE_SYMLINK:
type = GRUB_FSHELP_SYMLINK;
break;
default:
type = GRUB_FSHELP_UNKNOWN;
}
}
else if (grub_strncmp ("SL", (char *) entry->sig, 2) == 0)
{
unsigned int pos = 1;
/* The symlink is not stored as a POSIX symlink, translate it. */
while (pos < grub_le_to_cpu32 (entry->len))
while (pos + sizeof (*entry) < grub_le_to_cpu32 (entry->len))
{
if (addslash)
{
add_part ("/", 1);
addslash = 0;
}
/* The current position is the `Component Flag'. */
switch (entry->data[pos] & 30)
{
@ -469,10 +629,10 @@ grub_iso9660_read_symlink (grub_fshelp_node_t node)
/* The data on pos + 2 is the actual data, pos + 1
is the length. Both are part of the `Component
Record'. */
if (symlink && (entry->data[pos] & 1))
add_part ("/", 1);
add_part ((char *) &entry->data[pos + 2],
entry->data[pos + 1]);
if ((entry->data[pos] & 1))
addslash = 1;
break;
}
@ -502,109 +662,13 @@ grub_iso9660_read_symlink (grub_fshelp_node_t node)
return 0;
}
sua_off = (sizeof (node->dirent) + node->dirent.namelen + 1
- (node->dirent.namelen % 2)
+ node->data->susp_skip);
sua_size = node->dirent.len - sua_off;
len = get_node_size (dir);
symlink = grub_malloc (1);
if (!symlink)
return 0;
*symlink = '\0';
if (grub_iso9660_susp_iterate (node->data, node->dir_blk,
node->dir_off + sua_off,
sua_size, susp_iterate_sl))
for (; offset < len; offset += dirent.len)
{
grub_free (symlink);
return 0;
}
symlink = 0;
return symlink;
}
static int
grub_iso9660_iterate_dir (grub_fshelp_node_t dir,
int NESTED_FUNC_ATTR
(*hook) (const char *filename,
enum grub_fshelp_filetype filetype,
grub_fshelp_node_t node))
{
struct grub_iso9660_dir dirent;
unsigned int offset = 0;
char *filename;
int filename_alloc = 0;
enum grub_fshelp_filetype type;
auto grub_err_t susp_iterate_dir (struct grub_iso9660_susp_entry *);
grub_err_t susp_iterate_dir (struct grub_iso9660_susp_entry *entry)
{
/* The filename in the rock ridge entry. */
if (grub_strncmp ("NM", (char *) entry->sig, 2) == 0)
{
/* The flags are stored at the data position 0, here the
filename type is stored. */
if (entry->data[0] & GRUB_ISO9660_RR_DOT)
filename = ".";
else if (entry->data[0] & GRUB_ISO9660_RR_DOTDOT)
filename = "..";
else
{
int size = 1;
if (filename)
{
size += grub_strlen (filename);
grub_realloc (filename,
grub_strlen (filename)
+ entry->len);
}
else
{
size = entry->len - 5;
filename = grub_zalloc (size + 1);
}
filename_alloc = 1;
grub_strncpy (filename, (char *) &entry->data[1], size);
filename[size] = '\0';
}
}
/* The mode information (st_mode). */
else if (grub_strncmp ((char *) entry->sig, "PX", 2) == 0)
{
/* At position 0 of the PX record the st_mode information is
stored (little-endian). */
grub_uint32_t mode = ((entry->data[0] + (entry->data[1] << 8))
& GRUB_ISO9660_FSTYPE_MASK);
switch (mode)
{
case GRUB_ISO9660_FSTYPE_DIR:
type = GRUB_FSHELP_DIR;
break;
case GRUB_ISO9660_FSTYPE_REG:
type = GRUB_FSHELP_REG;
break;
case GRUB_ISO9660_FSTYPE_SYMLINK:
type = GRUB_FSHELP_SYMLINK;
break;
default:
type = GRUB_FSHELP_UNKNOWN;
}
}
return 0;
}
for (; offset < dir->size; offset += dirent.len)
{
if (grub_disk_read (dir->data->disk,
(dir->blk << GRUB_ISO9660_LOG2_BLKSZ)
+ offset / GRUB_DISK_SECTOR_SIZE,
offset % GRUB_DISK_SECTOR_SIZE,
sizeof (dirent), (char *) &dirent))
if (read_node (dir, offset, sizeof (dirent), (char *) &dirent))
return 0;
/* The end of the block, skip to the next one. */
@ -629,39 +693,30 @@ grub_iso9660_iterate_dir (grub_fshelp_node_t dir,
type = GRUB_FSHELP_UNKNOWN;
if (dir->data->rockridge
&& grub_iso9660_susp_iterate (dir->data,
(dir->blk << GRUB_ISO9660_LOG2_BLKSZ)
+ (sua_off
/ GRUB_DISK_SECTOR_SIZE),
sua_off % GRUB_DISK_SECTOR_SIZE,
sua_size, susp_iterate_dir))
&& grub_iso9660_susp_iterate (dir, sua_off, sua_size,
susp_iterate_dir))
return 0;
/* Read the name. */
if (grub_disk_read (dir->data->disk,
(dir->blk << GRUB_ISO9660_LOG2_BLKSZ)
+ nameoffset / GRUB_DISK_SECTOR_SIZE,
nameoffset % GRUB_DISK_SECTOR_SIZE,
dirent.namelen, (char *) name))
if (read_node (dir, nameoffset, dirent.namelen, (char *) name))
return 0;
node = grub_malloc (sizeof (struct grub_fshelp_node));
if (!node)
return 0;
node->alloc_dirents = ARRAY_SIZE (node->dirents);
node->have_dirents = 1;
/* Setup a new node. */
node->data = dir->data;
node->size = grub_le_to_cpu32 (dirent.size);
node->blk = grub_le_to_cpu32 (dirent.first_sector);
node->dir_blk = ((dir->blk << GRUB_ISO9660_LOG2_BLKSZ)
+ offset / GRUB_DISK_SECTOR_SIZE);
node->dir_off = offset % GRUB_DISK_SECTOR_SIZE;
node->have_symlink = 0;
/* If the filetype was not stored using rockridge, use
whatever is stored in the iso9660 filesystem. */
if (type == GRUB_FSHELP_UNKNOWN)
{
if ((dirent.flags & 3) == 2)
if ((dirent.flags & FLAG_TYPE) == FLAG_TYPE_DIR)
type = GRUB_FSHELP_DIR;
else
type = GRUB_FSHELP_REG;
@ -678,7 +733,10 @@ grub_iso9660_iterate_dir (grub_fshelp_node_t dir,
/* . and .. */
if (dirent.namelen == 1 && (name[0] == 0 || name[0] == 1))
{
grub_free (node);
continue;
}
else
filename = name;
}
@ -689,7 +747,7 @@ grub_iso9660_iterate_dir (grub_fshelp_node_t dir,
oldname = filename;
filename = grub_iso9660_convert_string
((grub_uint16_t *) oldname, dirent.namelen >> 1);
((grub_uint8_t *) oldname, dirent.namelen >> 1);
semicolon = grub_strrchr (filename, ';');
if (semicolon)
@ -701,7 +759,64 @@ grub_iso9660_iterate_dir (grub_fshelp_node_t dir,
filename_alloc = 1;
}
node->dirent = dirent;
node->dirents[0] = dirent;
while (dirent.flags & FLAG_MORE_EXTENTS)
{
offset += dirent.len;
if (read_node (dir, offset, sizeof (dirent), (char *) &dirent))
{
if (filename_alloc)
grub_free (filename);
grub_free (node);
return 0;
}
if (node->have_dirents >= node->alloc_dirents)
{
struct grub_fshelp_node *new_node;
node->alloc_dirents *= 2;
new_node = grub_realloc (node,
sizeof (struct grub_fshelp_node)
+ ((node->alloc_dirents
- ARRAY_SIZE (node->dirents))
* sizeof (node->dirents[0])));
if (!new_node)
{
if (filename_alloc)
grub_free (filename);
grub_free (node);
return 0;
}
node = new_node;
}
node->dirents[node->have_dirents++] = dirent;
}
if (symlink)
{
if ((node->alloc_dirents - node->have_dirents)
* sizeof (node->dirents[0]) < grub_strlen (symlink) + 1)
{
struct grub_fshelp_node *new_node;
new_node = grub_realloc (node,
sizeof (struct grub_fshelp_node)
+ ((node->alloc_dirents
- ARRAY_SIZE (node->dirents))
* sizeof (node->dirents[0]))
+ grub_strlen (symlink) + 1);
if (!new_node)
{
if (filename_alloc)
grub_free (filename);
grub_free (node);
return 0;
}
node = new_node;
}
node->have_symlink = 1;
grub_strcpy (node->symlink
+ node->have_dirents * sizeof (node->dirents[0])
- sizeof (node->dirents), symlink);
grub_free (symlink);
}
if (hook (filename, type, node))
{
if (filename_alloc)
@ -738,7 +853,7 @@ grub_iso9660_dir (grub_device_t device, const char *path,
struct grub_dirhook_info info;
grub_memset (&info, 0, sizeof (info));
info.dir = ((filetype & GRUB_FSHELP_TYPE_MASK) == GRUB_FSHELP_DIR);
info.mtimeset = !!iso9660_to_unixtime2 (&node->dirent.mtime, &info.mtime);
info.mtimeset = !!iso9660_to_unixtime2 (&node->dirents[0].mtime, &info.mtime);
grub_free (node);
return hook (filename, &info);
@ -751,8 +866,10 @@ grub_iso9660_dir (grub_device_t device, const char *path,
goto fail;
rootnode.data = data;
rootnode.blk = grub_le_to_cpu32 (data->voldesc.rootdir.first_sector);
rootnode.size = grub_le_to_cpu32 (data->voldesc.rootdir.size);
rootnode.alloc_dirents = 0;
rootnode.have_dirents = 1;
rootnode.have_symlink = 0;
rootnode.dirents[0] = data->voldesc.rootdir;
/* Use the fshelp function to traverse the path. */
if (grub_fshelp_find_file (path, &rootnode,
@ -792,8 +909,10 @@ grub_iso9660_open (struct grub_file *file, const char *name)
goto fail;
rootnode.data = data;
rootnode.blk = grub_le_to_cpu32 (data->voldesc.rootdir.first_sector);
rootnode.size = grub_le_to_cpu32 (data->voldesc.rootdir.size);
rootnode.alloc_dirents = 0;
rootnode.have_dirents = 1;
rootnode.have_symlink = 0;
rootnode.dirents[0] = data->voldesc.rootdir;
/* Use the fshelp function to traverse the path. */
if (grub_fshelp_find_file (name, &rootnode,
@ -803,10 +922,9 @@ grub_iso9660_open (struct grub_file *file, const char *name)
GRUB_FSHELP_REG))
goto fail;
data->first_sector = foundnode->blk;
data->node = foundnode;
file->data = data;
file->size = foundnode->size;
file->size = get_node_size (foundnode);
file->offset = 0;
return 0;
@ -828,10 +946,7 @@ grub_iso9660_read (grub_file_t file, char *buf, grub_size_t len)
/* XXX: The file is stored in as a single extent. */
data->disk->read_hook = file->read_hook;
grub_disk_read (data->disk,
data->first_sector << GRUB_ISO9660_LOG2_BLKSZ,
file->offset,
len, buf);
read_node (data->node, file->offset, len, buf);
data->disk->read_hook = NULL;
if (grub_errno)
@ -844,7 +959,10 @@ grub_iso9660_read (grub_file_t file, char *buf, grub_size_t len)
static grub_err_t
grub_iso9660_close (grub_file_t file)
{
grub_free (file->data);
struct grub_iso9660_data *data =
(struct grub_iso9660_data *) file->data;
grub_free (data->node);
grub_free (data);
grub_dl_unref (my_mod);
@ -861,8 +979,7 @@ grub_iso9660_label (grub_device_t device, char **label)
if (data)
{
if (data->joliet)
*label = grub_iso9660_convert_string
((grub_uint16_t *) &data->voldesc.volname, 16);
*label = grub_iso9660_convert_string (data->voldesc.volname, 16);
else
*label = grub_strndup ((char *) data->voldesc.volname, 32);
if (*label)

37
grub-core/fs/jfs.c
View file

@ -52,9 +52,9 @@ struct grub_jfs_sblock
grub_uint32_t blksz;
grub_uint16_t log2_blksz;
grub_uint8_t unused[71];
grub_uint8_t unused[79];
grub_uint8_t volname[11];
grub_uint8_t unused2[32];
grub_uint8_t unused2[24];
grub_uint8_t uuid[16];
};
@ -205,7 +205,7 @@ struct grub_jfs_inode
struct
{
grub_uint8_t unused[32];
grub_uint8_t path[128];
grub_uint8_t path[256];
} symlink;
} __attribute__ ((packed));
} __attribute__ ((packed));
@ -238,7 +238,10 @@ struct grub_jfs_diropen
struct grub_jfs_leaf_next_dirent *next_leaf;
/* The filename and inode of the last read dirent. */
char name[255];
/* On-disk name is at most 255 UTF-16 codepoints.
Every UTF-16 codepoint is at most 4 UTF-8 bytes.
*/
char name[256 * GRUB_MAX_UTF8_PER_UTF16 + 1];
grub_uint32_t ino;
} __attribute__ ((packed));
@ -253,10 +256,10 @@ static grub_int64_t
grub_jfs_blkno (struct grub_jfs_data *data, struct grub_jfs_inode *inode,
grub_uint64_t blk)
{
auto int getblk (struct grub_jfs_treehead *treehead,
auto grub_int64_t getblk (struct grub_jfs_treehead *treehead,
struct grub_jfs_tree_extent *extents);
int getblk (struct grub_jfs_treehead *treehead,
grub_int64_t getblk (struct grub_jfs_treehead *treehead,
struct grub_jfs_tree_extent *extents)
{
int found = -1;
@ -269,7 +272,7 @@ grub_jfs_blkno (struct grub_jfs_data *data, struct grub_jfs_inode *inode,
/* Read the leafnode. */
if (grub_le_to_cpu32 (extents[i].offset2) <= blk
&& ((grub_le_to_cpu16 (extents[i].extent.length))
+ (extents[i].extent.length2 << 8)
+ (extents[i].extent.length2 << 16)
+ grub_le_to_cpu32 (extents[i].offset2)) > blk)
return (blk - grub_le_to_cpu32 (extents[i].offset2)
+ grub_le_to_cpu32 (extents[i].extent.blk2));
@ -288,7 +291,7 @@ grub_jfs_blkno (struct grub_jfs_data *data, struct grub_jfs_inode *inode,
} tree;
if (grub_disk_read (data->disk,
grub_le_to_cpu32 (extents[found].extent.blk2)
((grub_disk_addr_t) grub_le_to_cpu32 (extents[found].extent.blk2))
<< (grub_le_to_cpu16 (data->sblock.log2_blksz)
- GRUB_DISK_SECTOR_BITS), 0,
sizeof (tree), (char *) &tree))
@ -479,7 +482,7 @@ grub_jfs_getent (struct grub_jfs_diropen *diro)
struct grub_jfs_leaf_next_dirent *next_leaf;
int len;
int nextent;
grub_uint16_t filename[255];
grub_uint16_t filename[256];
auto void addstr (grub_uint16_t *uname, int ulen);
@ -487,7 +490,7 @@ grub_jfs_getent (struct grub_jfs_diropen *diro)
void addstr (grub_uint16_t *name, int ulen)
{
while (ulen--)
filename[strpos++] = *(name++);
filename[strpos++] = grub_le_to_cpu16 (*(name++));
}
/* The last node, read in more. */
@ -558,10 +561,10 @@ static grub_ssize_t
grub_jfs_read_file (struct grub_jfs_data *data,
void NESTED_FUNC_ATTR (*read_hook) (grub_disk_addr_t sector,
unsigned offset, unsigned length),
grub_uint64_t pos, grub_size_t len, char *buf)
grub_off_t pos, grub_size_t len, char *buf)
{
grub_uint64_t i;
grub_uint64_t blockcnt;
grub_off_t i;
grub_off_t blockcnt;
blockcnt = (len + pos + grub_le_to_cpu32 (data->sblock.blksz) - 1)
>> grub_le_to_cpu16 (data->sblock.log2_blksz);
@ -708,14 +711,14 @@ grub_jfs_find_file (struct grub_jfs_data *data, const char *path,
static grub_err_t
grub_jfs_lookup_symlink (struct grub_jfs_data *data, grub_uint32_t ino)
{
grub_uint64_t size = grub_le_to_cpu64 (data->currinode.size);
grub_size_t size = grub_le_to_cpu64 (data->currinode.size);
char symlink[size + 1];
if (++data->linknest > GRUB_JFS_MAX_SYMLNK_CNT)
return grub_error (GRUB_ERR_SYMLINK_LOOP, "too deep nesting of symlinks");
if (size <= 128)
grub_strncpy (symlink, (char *) (data->currinode.symlink.path), 128);
if (size <= sizeof (data->currinode.symlink.path))
grub_strncpy (symlink, (char *) (data->currinode.symlink.path), size);
else if (grub_jfs_read_file (data, 0, 0, size, symlink) < 0)
return grub_errno;
@ -888,6 +891,8 @@ grub_jfs_label (grub_device_t device, char **label)
else
*label = 0;
grub_free (data);
return grub_errno;
}

82
grub-core/fs/minix.c
View file

@ -63,7 +63,7 @@ typedef grub_uint16_t grub_minix_ino_t;
#define grub_minix_le_to_cpu_ino grub_le_to_cpu16
#endif
#define GRUB_MINIX_INODE_SIZE(data) (grub_minix_le_to_cpu_n (data->inode.size))
#define GRUB_MINIX_INODE_SIZE(data) (grub_le_to_cpu32 (data->inode.size))
#define GRUB_MINIX_INODE_MODE(data) (grub_le_to_cpu16 (data->inode.mode))
#define GRUB_MINIX_INODE_DIR_ZONES(data,blk) (grub_minix_le_to_cpu_n \
(data->inode.dir_zones[blk]))
@ -76,11 +76,11 @@ typedef grub_uint16_t grub_minix_ino_t;
#define GRUB_MINIX_LOG2_ZONESZ (GRUB_MINIX_LOG2_BSIZE \
+ grub_le_to_cpu16 (data->sblock.log2_zone_size))
#endif
#define GRUB_MINIX_ZONESZ (data->block_size \
<< grub_le_to_cpu16 (data->sblock.log2_zone_size))
#define GRUB_MINIX_ZONESZ (1 << (data->log_block_size \
+ grub_le_to_cpu16 (data->sblock.log2_zone_size)))
#ifdef MODE_MINIX3
#define GRUB_MINIX_ZONE2SECT(zone) ((zone) * (data->block_size / GRUB_DISK_SECTOR_SIZE))
#define GRUB_MINIX_ZONE2SECT(zone) ((zone) << (data->log_block_size - GRUB_DISK_SECTOR_BITS))
#else
#define GRUB_MINIX_ZONE2SECT(zone) ((zone) << GRUB_MINIX_LOG2_ZONESZ)
#endif
@ -132,16 +132,15 @@ struct grub_minix_inode
grub_uint32_t dir_zones[7];
grub_uint32_t indir_zone;
grub_uint32_t double_indir_zone;
grub_uint32_t unused;
grub_uint32_t triple_indir_zone;
};
#else
struct grub_minix_inode
{
grub_uint16_t mode;
grub_uint16_t uid;
grub_uint16_t size;
grub_uint32_t ctime;
grub_uint32_t size;
grub_uint32_t mtime;
grub_uint8_t gid;
grub_uint8_t nlinks;
grub_uint16_t dir_zones[7];
@ -160,7 +159,7 @@ struct grub_minix_data
int linknest;
grub_disk_t disk;
int filename_size;
grub_size_t block_size;
grub_size_t log_block_size;
};
static grub_dl_t my_mod;
@ -168,15 +167,19 @@ static grub_dl_t my_mod;
static grub_err_t grub_minix_find_file (struct grub_minix_data *data,
const char *path);
static int
static grub_minix_uintn_t
grub_minix_get_file_block (struct grub_minix_data *data, unsigned int blk)
{
int indir;
grub_minix_uintn_t indir;
const grub_uint32_t block_per_zone = (GRUB_MINIX_ZONESZ
/ GRUB_MINIX_INODE_BLKSZ (data));
auto int grub_get_indir (int, int);
auto grub_minix_uintn_t grub_get_indir (grub_minix_uintn_t,
grub_minix_uintn_t);
/* Read the block pointer in ZONE, on the offset NUM. */
int grub_get_indir (int zone, int num)
grub_minix_uintn_t grub_get_indir (grub_minix_uintn_t zone,
grub_minix_uintn_t num)
{
grub_minix_uintn_t indirn;
grub_disk_read (data->disk,
@ -192,25 +195,38 @@ grub_minix_get_file_block (struct grub_minix_data *data, unsigned int blk)
/* Indirect block. */
blk -= GRUB_MINIX_INODE_DIR_BLOCKS;
if (blk < GRUB_MINIX_ZONESZ / GRUB_MINIX_INODE_BLKSZ (data))
if (blk < block_per_zone)
{
indir = grub_get_indir (GRUB_MINIX_INODE_INDIR_ZONE (data), blk);
return indir;
}
/* Double indirect block. */
blk -= GRUB_MINIX_ZONESZ / GRUB_MINIX_INODE_BLKSZ (data);
if (blk < (GRUB_MINIX_ZONESZ / GRUB_MINIX_INODE_BLKSZ (data))
* (GRUB_MINIX_ZONESZ / GRUB_MINIX_INODE_BLKSZ (data)))
blk -= block_per_zone;
if (blk < block_per_zone * block_per_zone)
{
indir = grub_get_indir (GRUB_MINIX_INODE_DINDIR_ZONE (data),
blk / GRUB_MINIX_ZONESZ);
blk / block_per_zone);
indir = grub_get_indir (indir, blk % GRUB_MINIX_ZONESZ);
indir = grub_get_indir (indir, blk % block_per_zone);
return indir;
}
#if defined (MODE_MINIX3) || defined (MODE_MINIX2)
blk -= block_per_zone * block_per_zone;
if (blk < ((grub_uint64_t) block_per_zone * (grub_uint64_t) block_per_zone
* (grub_uint64_t) block_per_zone))
{
indir = grub_get_indir (grub_minix_le_to_cpu_n (data->inode.triple_indir_zone),
(blk / block_per_zone) / block_per_zone);
indir = grub_get_indir (indir, (blk / block_per_zone) % block_per_zone);
indir = grub_get_indir (indir, blk % block_per_zone);
return indir;
}
#endif
/* This should never happen. */
grub_error (GRUB_ERR_OUT_OF_RANGE, "file bigger than maximum size");
@ -235,14 +251,15 @@ grub_minix_read_file (struct grub_minix_data *data,
if (len + pos > GRUB_MINIX_INODE_SIZE (data))
len = GRUB_MINIX_INODE_SIZE (data) - pos;
blockcnt = grub_divmod64 ((len + pos + data->block_size - 1),
data->block_size, 0);
posblock = grub_divmod64 (pos, data->block_size, &blockoff);
blockcnt = ((len + pos + (1 << data->log_block_size) - 1)
>> data->log_block_size);
posblock = pos >> data->log_block_size;
blockoff = pos & ((1 << data->log_block_size) - 1);
for (i = posblock; i < blockcnt; i++)
{
grub_disk_addr_t blknr;
grub_uint64_t blockend = data->block_size;
grub_uint64_t blockend = 1 << data->log_block_size;
grub_off_t skipfirst = 0;
blknr = grub_minix_get_file_block (data, i);
@ -252,10 +269,10 @@ grub_minix_read_file (struct grub_minix_data *data,
/* Last block. */
if (i == blockcnt - 1)
{
grub_divmod64 (len + pos, data->block_size, &blockend);
blockend = (len + pos) & ((1 << data->log_block_size) - 1);
if (!blockend)
blockend = data->block_size;
blockend = 1 << data->log_block_size;
}
/* First block. */
@ -273,7 +290,7 @@ grub_minix_read_file (struct grub_minix_data *data,
if (grub_errno)
return -1;
buf += data->block_size - skipfirst;
buf += (1 << data->log_block_size) - skipfirst;
}
return len;
@ -463,9 +480,14 @@ grub_minix_mount (grub_disk_t disk)
data->disk = disk;
data->linknest = 0;
#ifdef MODE_MINIX3
data->block_size = grub_le_to_cpu16 (data->sblock.block_size);
if ((grub_le_to_cpu16 (data->sblock.block_size)
& (grub_le_to_cpu16 (data->sblock.block_size) - 1))
|| grub_le_to_cpu16 (data->sblock.block_size) == 0)
goto fail;
for (data->log_block_size = 0; (1 << data->log_block_size)
< grub_le_to_cpu16 (data->sblock.block_size); data->log_block_size++);
#else
data->block_size = 1024U;
data->log_block_size = 10;
#endif
return data;
@ -536,11 +558,7 @@ grub_minix_dir (grub_device_t device, const char *path,
info.dir = ((GRUB_MINIX_INODE_MODE (data)
& GRUB_MINIX_IFDIR) == GRUB_MINIX_IFDIR);
info.mtimeset = 1;
#ifndef MODE_MINIX2
info.mtime = grub_le_to_cpu32 (data->inode.ctime);
#else
info.mtime = grub_le_to_cpu32 (data->inode.mtime);
#endif
if (hook (filename, &info) ? 1 : 0)
break;

96
grub-core/fs/nilfs2.c
View file

@ -58,6 +58,7 @@ GRUB_MOD_LICENSE ("GPLv3+");
in 512 block size */
#define NILFS_2ND_SUPER_BLOCK(devsize) (((devsize >> 3) - 1) << 3)
#define LOG_INODE_SIZE 7
struct grub_nilfs2_inode
{
grub_uint64_t i_blocks;
@ -207,6 +208,7 @@ struct grub_nilfs2_btree_node
grub_uint8_t bn_level;
grub_uint16_t bn_nchildren;
grub_uint32_t bn_pad;
grub_uint64_t keys[0];
};
struct grub_nilfs2_palloc_group_desc
@ -214,6 +216,7 @@ struct grub_nilfs2_palloc_group_desc
grub_uint32_t pg_nfrees;
};
#define LOG_NILFS_DAT_ENTRY_SIZE 5
struct grub_nilfs2_dat_entry
{
grub_uint64_t de_blocknr;
@ -296,17 +299,17 @@ static grub_dl_t my_mod;
static inline unsigned long
grub_nilfs2_palloc_entries_per_group (struct grub_nilfs2_data *data)
grub_nilfs2_log_palloc_entries_per_group (struct grub_nilfs2_data *data)
{
return 1UL << (LOG2_BLOCK_SIZE (data) + 3);
return LOG2_BLOCK_SIZE (data) + 3;
}
static inline grub_uint64_t
grub_nilfs2_palloc_group (struct grub_nilfs2_data *data,
grub_uint64_t nr, grub_uint64_t * offset)
{
return grub_divmod64 (nr, grub_nilfs2_palloc_entries_per_group (data),
offset);
*offset = nr & ((1 << grub_nilfs2_log_palloc_entries_per_group (data)) - 1);
return nr >> grub_nilfs2_log_palloc_entries_per_group (data);
}
static inline grub_uint32_t
@ -317,55 +320,58 @@ grub_nilfs2_palloc_groups_per_desc_block (struct grub_nilfs2_data *data)
}
static inline grub_uint32_t
grub_nilfs2_entries_per_block (struct grub_nilfs2_data *data,
unsigned long entry_size)
grub_nilfs2_log_entries_per_block_log (struct grub_nilfs2_data *data,
unsigned long log_entry_size)
{
return NILFS2_BLOCK_SIZE (data) / entry_size;
return LOG2_BLOCK_SIZE (data) - log_entry_size;
}
static inline grub_uint32_t
grub_nilfs2_blocks_per_group (struct grub_nilfs2_data *data,
unsigned long entry_size)
grub_nilfs2_blocks_per_group_log (struct grub_nilfs2_data *data,
unsigned long log_entry_size)
{
return grub_div_roundup (grub_nilfs2_palloc_entries_per_group (data),
grub_nilfs2_entries_per_block (data,
entry_size)) + 1;
return (1 << (grub_nilfs2_log_palloc_entries_per_group (data)
- grub_nilfs2_log_entries_per_block_log (data,
log_entry_size))) + 1;
}
static inline grub_uint32_t
grub_nilfs2_blocks_per_desc_block (struct grub_nilfs2_data *data,
unsigned long entry_size)
grub_nilfs2_blocks_per_desc_block_log (struct grub_nilfs2_data *data,
unsigned long log_entry_size)
{
return grub_nilfs2_palloc_groups_per_desc_block (data) *
grub_nilfs2_blocks_per_group (data, entry_size) + 1;
grub_nilfs2_blocks_per_group_log (data, log_entry_size) + 1;
}
static inline grub_uint32_t
grub_nilfs2_palloc_desc_block_offset (struct grub_nilfs2_data *data,
grub_nilfs2_palloc_desc_block_offset_log (struct grub_nilfs2_data *data,
unsigned long group,
unsigned long entry_size)
unsigned long log_entry_size)
{
grub_uint32_t desc_block =
group / grub_nilfs2_palloc_groups_per_desc_block (data);
return desc_block * grub_nilfs2_blocks_per_desc_block (data, entry_size);
return desc_block * grub_nilfs2_blocks_per_desc_block_log (data,
log_entry_size);
}
static inline grub_uint32_t
grub_nilfs2_palloc_bitmap_block_offset (struct grub_nilfs2_data *data,
unsigned long group,
unsigned long entry_size)
unsigned long log_entry_size)
{
unsigned long desc_offset = group %
grub_nilfs2_palloc_groups_per_desc_block (data);
return grub_nilfs2_palloc_desc_block_offset (data, group, entry_size) + 1 +
desc_offset * grub_nilfs2_blocks_per_group (data, entry_size);
return grub_nilfs2_palloc_desc_block_offset_log (data, group, log_entry_size)
+ 1
+ desc_offset * grub_nilfs2_blocks_per_group_log (data, log_entry_size);
}
static inline grub_uint32_t
grub_nilfs2_palloc_entry_offset (struct grub_nilfs2_data *data,
grub_uint64_t nr, unsigned long entry_size)
grub_nilfs2_palloc_entry_offset_log (struct grub_nilfs2_data *data,
grub_uint64_t nr,
unsigned long log_entry_size)
{
unsigned long group;
grub_uint64_t group_offset;
@ -373,10 +379,9 @@ grub_nilfs2_palloc_entry_offset (struct grub_nilfs2_data *data,
group = grub_nilfs2_palloc_group (data, nr, &group_offset);
return grub_nilfs2_palloc_bitmap_block_offset (data, group,
entry_size) + 1 +
grub_divmod64 (group_offset, grub_nilfs2_entries_per_block (data,
entry_size),
NULL);
1 << log_entry_size) + 1 +
(group_offset >> grub_nilfs2_log_entries_per_block_log (data,
log_entry_size));
}
@ -395,9 +400,9 @@ grub_nilfs2_btree_get_level (struct grub_nilfs2_btree_node *node)
static inline grub_uint64_t *
grub_nilfs2_btree_node_dkeys (struct grub_nilfs2_btree_node *node)
{
return (grub_uint64_t *) ((char *) (node + 1) +
return (node->keys +
((node->bn_flags & NILFS_BTREE_NODE_ROOT) ?
0 : NILFS_BTREE_NODE_EXTRA_PAD_SIZE));
0 : (NILFS_BTREE_NODE_EXTRA_PAD_SIZE / sizeof (grub_uint64_t))));
}
static inline grub_uint64_t
@ -498,7 +503,7 @@ grub_nilfs2_btree_lookup (struct grub_nilfs2_data *data,
grub_uint64_t key, int need_translate)
{
struct grub_nilfs2_btree_node *node;
unsigned char block[NILFS2_BLOCK_SIZE (data)];
GRUB_PROPERLY_ALIGNED_ARRAY (block, NILFS2_BLOCK_SIZE (data));
grub_uint64_t ptr;
int level, found, index;
@ -582,12 +587,11 @@ grub_nilfs2_dat_translate (struct grub_nilfs2_data *data, grub_uint64_t key)
grub_uint64_t blockno, offset;
unsigned int nilfs2_block_count = (1 << LOG2_NILFS2_BLOCK_SIZE (data));
blockno = grub_nilfs2_palloc_entry_offset (data, key,
sizeof (struct
grub_nilfs2_dat_entry));
blockno = grub_nilfs2_palloc_entry_offset_log (data, key,
LOG_NILFS_DAT_ENTRY_SIZE);
grub_divmod64 (key * sizeof (struct grub_nilfs2_dat_entry),
NILFS2_BLOCK_SIZE (data), &offset);
offset = ((key * sizeof (struct grub_nilfs2_dat_entry))
& ((1 << LOG2_BLOCK_SIZE (data)) - 1));
pptr = grub_nilfs2_bmap_lookup (data, &data->sroot.sr_dat, blockno, 0);
if (pptr == (grub_uint64_t) - 1)
@ -628,7 +632,7 @@ grub_nilfs2_read_file (grub_fshelp_node_t node,
sector,
unsigned offset,
unsigned length),
int pos, grub_size_t len, char *buf)
grub_off_t pos, grub_size_t len, char *buf)
{
return grub_fshelp_read_file (node->data->disk, node, read_hook,
pos, len, buf, grub_nilfs2_read_block,
@ -686,12 +690,11 @@ grub_nilfs2_read_inode (struct grub_nilfs2_data *data,
grub_disk_t disk = data->disk;
unsigned int nilfs2_block_count = (1 << LOG2_NILFS2_BLOCK_SIZE (data));
blockno = grub_nilfs2_palloc_entry_offset (data, ino,
sizeof (struct
grub_nilfs2_inode));
blockno = grub_nilfs2_palloc_entry_offset_log (data, ino,
LOG_INODE_SIZE);
grub_divmod64 (sizeof (struct grub_nilfs2_inode) * ino,
NILFS2_BLOCK_SIZE (data), &offset);
offset = ((sizeof (struct grub_nilfs2_inode) * ino)
& ((1 << LOG2_BLOCK_SIZE (data)) - 1));
pptr = grub_nilfs2_bmap_lookup (data, &data->ifile, blockno, 1);
if (pptr == (grub_uint64_t) - 1)
{
@ -866,7 +869,7 @@ grub_nilfs2_iterate_dir (grub_fshelp_node_t dir,
enum grub_fshelp_filetype filetype,
grub_fshelp_node_t node))
{
unsigned int fpos = 0;
grub_off_t fpos = 0;
struct grub_fshelp_node *diro = (struct grub_fshelp_node *) dir;
if (!diro->inode_read)
@ -1117,7 +1120,7 @@ grub_nilfs2_uuid (grub_device_t device, char **uuid)
{
*uuid =
grub_xasprintf
("%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%0x-%02x%02x%02x%02x%02x%02x",
("%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x",
data->sblock.s_uuid[0], data->sblock.s_uuid[1],
data->sblock.s_uuid[2], data->sblock.s_uuid[3],
data->sblock.s_uuid[4], data->sblock.s_uuid[5],
@ -1150,7 +1153,7 @@ grub_nilfs2_mtime (grub_device_t device, grub_int32_t * tm)
if (!data)
*tm = 0;
else
*tm = (grub_int32_t) grub_le_to_cpu64 (data->sblock.s_mtime);
*tm = (grub_int32_t) grub_le_to_cpu64 (data->sblock.s_wtime);
grub_dl_unref (my_mod);
@ -1178,6 +1181,11 @@ static struct grub_fs grub_nilfs2_fs = {
GRUB_MOD_INIT (nilfs2)
{
COMPILE_TIME_ASSERT ((1 << LOG_NILFS_DAT_ENTRY_SIZE)
== sizeof (struct
grub_nilfs2_dat_entry));
COMPILE_TIME_ASSERT (1 << LOG_INODE_SIZE
== sizeof (struct grub_nilfs2_inode));
grub_fs_register (&grub_nilfs2_fs);
my_mod = mod;
}

286
grub-core/fs/ntfs.c
View file

@ -17,6 +17,8 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#define grub_fshelp_node grub_ntfs_file
#include <grub/file.h>
#include <grub/mm.h>
#include <grub/misc.h>
@ -30,10 +32,30 @@ GRUB_MOD_LICENSE ("GPLv3+");
static grub_dl_t my_mod;
ntfscomp_func_t grub_ntfscomp_func;
#define grub_fshelp_node grub_ntfs_file
static inline grub_uint16_t
u16at (void *ptr, grub_size_t ofs)
{
return grub_le_to_cpu16 (grub_get_unaligned16 ((char *) ptr + ofs));
}
static inline grub_uint32_t
u32at (void *ptr, grub_size_t ofs)
{
return grub_le_to_cpu32 (grub_get_unaligned32 ((char *) ptr + ofs));
}
static inline grub_uint64_t
u64at (void *ptr, grub_size_t ofs)
{
return grub_le_to_cpu64 (grub_get_unaligned64 ((char *) ptr + ofs));
}
grub_ntfscomp_func_t grub_ntfscomp_func;
static grub_err_t
fixup (struct grub_ntfs_data *data, char *buf, int len, char *magic)
fixup (struct grub_ntfs_data *data, char *buf, int len, const char *magic)
{
int ss;
char *pu;
@ -56,7 +78,8 @@ fixup (struct grub_ntfs_data *data, char *buf, int len, char *magic)
pu += 2;
if (u16at (buf, 0) != us)
return grub_error (GRUB_ERR_BAD_FS, "fixup signature not match");
v16at (buf, 0) = v16at (pu, 0);
buf[0] = pu[0];
buf[1] = pu[1];
ss--;
}
@ -87,7 +110,7 @@ static void
init_attr (struct grub_ntfs_attr *at, struct grub_ntfs_file *mft)
{
at->mft = mft;
at->flags = (mft == &mft->data->mmft) ? AF_MMFT : 0;
at->flags = (mft == &mft->data->mmft) ? GRUB_NTFS_AF_MMFT : 0;
at->attr_nxt = mft->buf + u16at (mft->buf, 0x14);
at->attr_end = at->emft_buf = at->edat_buf = at->sbuf = NULL;
}
@ -103,7 +126,7 @@ free_attr (struct grub_ntfs_attr *at)
static char *
find_attr (struct grub_ntfs_attr *at, unsigned char attr)
{
if (at->flags & AF_ALST)
if (at->flags & GRUB_NTFS_AF_ALST)
{
retry:
while (at->attr_nxt < at->attr_end)
@ -114,14 +137,14 @@ find_attr (struct grub_ntfs_attr *at, unsigned char attr)
{
char *new_pos;
if (at->flags & AF_MMFT)
if (at->flags & GRUB_NTFS_AF_MMFT)
{
if ((grub_disk_read
(at->mft->data->disk, v32at (at->attr_cur, 0x10), 0,
(at->mft->data->disk, u32at (at->attr_cur, 0x10), 0,
512, at->emft_buf))
||
(grub_disk_read
(at->mft->data->disk, v32at (at->attr_cur, 0x14), 0,
(at->mft->data->disk, u32at (at->attr_cur, 0x14), 0,
512, at->emft_buf + 512)))
return NULL;
@ -160,7 +183,7 @@ find_attr (struct grub_ntfs_attr *at, unsigned char attr)
while ((unsigned char) *at->attr_cur != 0xFF)
{
at->attr_nxt += u16at (at->attr_cur, 4);
if ((unsigned char) *at->attr_cur == AT_ATTRIBUTE_LIST)
if ((unsigned char) *at->attr_cur == GRUB_NTFS_AT_ATTRIBUTE_LIST)
at->attr_end = at->attr_cur;
if (((unsigned char) *at->attr_cur == attr) || (attr == 0))
return at->attr_cur;
@ -170,7 +193,7 @@ find_attr (struct grub_ntfs_attr *at, unsigned char attr)
{
char *pa;
at->emft_buf = grub_malloc (at->mft->data->mft_size << BLK_SHR);
at->emft_buf = grub_malloc (at->mft->data->mft_size << GRUB_NTFS_BLK_SHR);
if (at->emft_buf == NULL)
return NULL;
@ -199,7 +222,7 @@ find_attr (struct grub_ntfs_attr *at, unsigned char attr)
at->attr_nxt = at->attr_end + u16at (pa, 0x14);
at->attr_end = at->attr_end + u32at (pa, 4);
}
at->flags |= AF_ALST;
at->flags |= GRUB_NTFS_AF_ALST;
while (at->attr_nxt < at->attr_end)
{
if (((unsigned char) *at->attr_nxt == attr) || (attr == 0))
@ -209,13 +232,16 @@ find_attr (struct grub_ntfs_attr *at, unsigned char attr)
if (at->attr_nxt >= at->attr_end)
return NULL;
if ((at->flags & AF_MMFT) && (attr == AT_DATA))
if ((at->flags & GRUB_NTFS_AF_MMFT) && (attr == GRUB_NTFS_AT_DATA))
{
at->flags |= AF_GPOS;
at->flags |= GRUB_NTFS_AF_GPOS;
at->attr_cur = at->attr_nxt;
pa = at->attr_cur;
v32at (pa, 0x10) = at->mft->data->mft_start;
v32at (pa, 0x14) = at->mft->data->mft_start + 1;
grub_set_unaligned32 ((char *) pa + 0x10,
grub_cpu_to_le32 (at->mft->data->mft_start));
grub_set_unaligned32 ((char *) pa + 0x14,
grub_cpu_to_le32 (at->mft->data->mft_start
+ 1));
pa = at->attr_nxt + u16at (pa, 4);
while (pa < at->attr_end)
{
@ -223,13 +249,13 @@ find_attr (struct grub_ntfs_attr *at, unsigned char attr)
break;
if (read_attr
(at, pa + 0x10,
u32at (pa, 0x10) * (at->mft->data->mft_size << BLK_SHR),
at->mft->data->mft_size << BLK_SHR, 0, 0))
u32at (pa, 0x10) * (at->mft->data->mft_size << GRUB_NTFS_BLK_SHR),
at->mft->data->mft_size << GRUB_NTFS_BLK_SHR, 0, 0))
return NULL;
pa += u16at (pa, 4);
}
at->attr_nxt = at->attr_cur;
at->flags &= ~AF_GPOS;
at->flags &= ~GRUB_NTFS_AF_GPOS;
}
goto retry;
}
@ -245,13 +271,13 @@ locate_attr (struct grub_ntfs_attr *at, struct grub_ntfs_file *mft,
init_attr (at, mft);
if ((pa = find_attr (at, attr)) == NULL)
return NULL;
if ((at->flags & AF_ALST) == 0)
if ((at->flags & GRUB_NTFS_AF_ALST) == 0)
{
while (1)
{
if ((pa = find_attr (at, attr)) == NULL)
break;
if (at->flags & AF_ALST)
if (at->flags & GRUB_NTFS_AF_ALST)
return pa;
}
grub_errno = GRUB_ERR_NONE;
@ -296,7 +322,7 @@ retry:
c2 = ((unsigned char) (*run) >> 4);
if (!c1)
{
if ((ctx->attr) && (ctx->attr->flags & AF_ALST))
if ((ctx->attr) && (ctx->attr->flags & GRUB_NTFS_AF_ALST))
{
void NESTED_FUNC_ATTR (*save_hook) (grub_disk_addr_t sector,
unsigned offset,
@ -325,9 +351,9 @@ retry:
run = read_run_data (run, c2, &val, 1); /* offset to previous LCN */
ctx->curr_lcn += val;
if (val == 0)
ctx->flags |= RF_BLNK;
ctx->flags |= GRUB_NTFS_RF_BLNK;
else
ctx->flags &= ~RF_BLNK;
ctx->flags &= ~GRUB_NTFS_RF_BLNK;
ctx->cur_run = run;
return 0;
}
@ -345,7 +371,7 @@ grub_ntfs_read_block (grub_fshelp_node_t node, grub_disk_addr_t block)
return ctx->curr_lcn;
}
else
return (ctx->flags & RF_BLNK) ? 0 : (block -
return (ctx->flags & GRUB_NTFS_RF_BLNK) ? 0 : (block -
ctx->curr_vcn + ctx->curr_lcn);
}
@ -376,24 +402,24 @@ read_data (struct grub_ntfs_attr *at, char *pa, char *dest,
return 0;
}
if (u16at (pa, 0xC) & FLAG_COMPRESSED)
ctx->flags |= RF_COMP;
if (u16at (pa, 0xC) & GRUB_NTFS_FLAG_COMPRESSED)
ctx->flags |= GRUB_NTFS_RF_COMP;
else
ctx->flags &= ~RF_COMP;
ctx->flags &= ~GRUB_NTFS_RF_COMP;
ctx->cur_run = pa + u16at (pa, 0x20);
if (ctx->flags & RF_COMP)
if (ctx->flags & GRUB_NTFS_RF_COMP)
{
if (!cached)
return grub_error (GRUB_ERR_BAD_FS, "attribute can\'t be compressed");
if (at->sbuf)
{
if ((ofs & (~(COM_LEN - 1))) == at->save_pos)
if ((ofs & (~(GRUB_NTFS_COM_LEN - 1))) == at->save_pos)
{
grub_disk_addr_t n;
n = COM_LEN - (ofs - at->save_pos);
n = GRUB_NTFS_COM_LEN - (ofs - at->save_pos);
if (n > len)
n = len;
@ -408,17 +434,17 @@ read_data (struct grub_ntfs_attr *at, char *pa, char *dest,
}
else
{
at->sbuf = grub_malloc (COM_LEN);
at->sbuf = grub_malloc (GRUB_NTFS_COM_LEN);
if (at->sbuf == NULL)
return grub_errno;
at->save_pos = 1;
}
vcn = ctx->target_vcn = (ofs >> COM_LOG_LEN) * (COM_SEC / ctx->comp.spc);
vcn = ctx->target_vcn = (ofs >> GRUB_NTFS_COM_LOG_LEN) * (GRUB_NTFS_COM_SEC / ctx->comp.spc);
ctx->target_vcn &= ~0xF;
}
else
vcn = ctx->target_vcn = grub_divmod64 (ofs >> BLK_SHR, ctx->comp.spc, 0);
vcn = ctx->target_vcn = grub_divmod64 (ofs >> GRUB_NTFS_BLK_SHR, ctx->comp.spc, 0);
ctx->next_vcn = u32at (pa, 0x10);
ctx->curr_lcn = 0;
@ -428,12 +454,12 @@ read_data (struct grub_ntfs_attr *at, char *pa, char *dest,
return grub_errno;
}
if (at->flags & AF_GPOS)
if (at->flags & GRUB_NTFS_AF_GPOS)
{
grub_disk_addr_t st0, st1;
grub_uint64_t m;
grub_divmod64 (ofs >> BLK_SHR, ctx->comp.spc, &m);
grub_divmod64 (ofs >> GRUB_NTFS_BLK_SHR, ctx->comp.spc, &m);
st0 =
(ctx->target_vcn - ctx->curr_vcn + ctx->curr_lcn) * ctx->comp.spc + m;
@ -445,12 +471,12 @@ read_data (struct grub_ntfs_attr *at, char *pa, char *dest,
return grub_errno;
st1 = ctx->curr_lcn * ctx->comp.spc;
}
v32at (dest, 0) = st0;
v32at (dest, 4) = st1;
grub_set_unaligned32 (dest, grub_cpu_to_le32 (st0));
grub_set_unaligned32 (dest + 4, grub_cpu_to_le32 (st1));
return 0;
}
if (!(ctx->flags & RF_COMP))
if (!(ctx->flags & GRUB_NTFS_RF_COMP))
{
unsigned int pow;
@ -481,12 +507,12 @@ read_attr (struct grub_ntfs_attr *at, char *dest, grub_disk_addr_t ofs,
save_cur = at->attr_cur;
at->attr_nxt = at->attr_cur;
attr = (unsigned char) *at->attr_nxt;
if (at->flags & AF_ALST)
if (at->flags & GRUB_NTFS_AF_ALST)
{
char *pa;
grub_disk_addr_t vcn;
vcn = grub_divmod64 (ofs, at->mft->data->spc << BLK_SHR, 0);
vcn = grub_divmod64 (ofs, at->mft->data->spc << GRUB_NTFS_BLK_SHR, 0);
pa = at->attr_nxt + u16at (at->attr_nxt, 4);
while (pa < at->attr_end)
{
@ -513,8 +539,8 @@ static grub_err_t
read_mft (struct grub_ntfs_data *data, char *buf, grub_uint32_t mftno)
{
if (read_attr
(&data->mmft.attr, buf, mftno * ((grub_disk_addr_t) data->mft_size << BLK_SHR),
data->mft_size << BLK_SHR, 0, 0))
(&data->mmft.attr, buf, mftno * ((grub_disk_addr_t) data->mft_size << GRUB_NTFS_BLK_SHR),
data->mft_size << GRUB_NTFS_BLK_SHR, 0, 0))
return grub_error (GRUB_ERR_BAD_FS, "read MFT 0x%X fails", mftno);
return fixup (data, buf, data->mft_size, "FILE");
}
@ -526,7 +552,7 @@ init_file (struct grub_ntfs_file *mft, grub_uint32_t mftno)
mft->inode_read = 1;
mft->buf = grub_malloc (mft->data->mft_size << BLK_SHR);
mft->buf = grub_malloc (mft->data->mft_size << GRUB_NTFS_BLK_SHR);
if (mft->buf == NULL)
return grub_errno;
@ -541,7 +567,7 @@ init_file (struct grub_ntfs_file *mft, grub_uint32_t mftno)
{
char *pa;
pa = locate_attr (&mft->attr, mft, AT_DATA);
pa = locate_attr (&mft->attr, mft, GRUB_NTFS_AT_DATA);
if (pa == NULL)
return grub_error (GRUB_ERR_BAD_FS, "no $DATA in MFT 0x%X", mftno);
@ -550,7 +576,7 @@ init_file (struct grub_ntfs_file *mft, grub_uint32_t mftno)
else
mft->size = u64at (pa, 0x30);
if ((mft->attr.flags & AF_ALST) == 0)
if ((mft->attr.flags & GRUB_NTFS_AF_ALST) == 0)
mft->attr.attr_end = 0; /* Don't jump to attribute list */
}
else
@ -595,6 +621,7 @@ list_file (struct grub_ntfs_file *diro, char *pos,
{
enum grub_fshelp_filetype type;
struct grub_ntfs_file *fdiro;
grub_uint32_t attr;
if (u16at (pos, 4))
{
@ -602,9 +629,13 @@ list_file (struct grub_ntfs_file *diro, char *pos,
return 0;
}
type =
(u32at (pos, 0x48) & ATTR_DIRECTORY) ? GRUB_FSHELP_DIR :
GRUB_FSHELP_REG;
attr = u32at (pos, 0x48);
if (attr & GRUB_NTFS_ATTR_REPARSE)
type = GRUB_FSHELP_SYMLINK;
else if (attr & GRUB_NTFS_ATTR_DIRECTORY)
type = GRUB_FSHELP_DIR;
else
type = GRUB_FSHELP_REG;
fdiro = grub_zalloc (sizeof (struct grub_ntfs_file));
if (!fdiro)
@ -617,12 +648,18 @@ list_file (struct grub_ntfs_file *diro, char *pos,
else
fdiro->mtime = u64at (pos, 0x28);
ustr = grub_malloc (ns * 4 + 1);
ustr = grub_malloc (ns * GRUB_MAX_UTF8_PER_UTF16 + 1);
if (ustr == NULL)
return 0;
*grub_utf16_to_utf8 ((grub_uint8_t *) ustr, (grub_uint16_t *) np,
ns) = '\0';
{
grub_uint16_t tmp[ns];
int i;
for (i = 0; i < ns; i++)
tmp[i] = grub_le_to_cpu16 (grub_get_unaligned16 ((char *) np
+ 2 * i));
*grub_utf16_to_utf8 ((grub_uint8_t *) ustr, tmp, ns) = '\0';
}
if (namespace)
type |= GRUB_FSHELP_CASE_INSENSITIVE;
@ -639,6 +676,102 @@ list_file (struct grub_ntfs_file *diro, char *pos,
return 0;
}
struct symlink_descriptor
{
grub_uint32_t type;
grub_uint32_t total_len;
grub_uint16_t off1;
grub_uint16_t len1;
grub_uint16_t off2;
grub_uint16_t len2;
} __attribute__ ((packed));
static char *
grub_ntfs_read_symlink (grub_fshelp_node_t node)
{
struct grub_ntfs_file *mft;
struct symlink_descriptor symdesc;
grub_err_t err;
grub_uint16_t *buf16;
char *buf, *end;
grub_size_t len;
grub_size_t i;
char *pa;
grub_size_t off;
mft = (struct grub_ntfs_file *) node;
mft->buf = grub_malloc (mft->data->mft_size << GRUB_NTFS_BLK_SHR);
if (mft->buf == NULL)
return NULL;
if (read_mft (mft->data, mft->buf, mft->ino))
return NULL;
pa = locate_attr (&mft->attr, mft, GRUB_NTFS_AT_SYMLINK);
if (pa == NULL)
{
grub_error (GRUB_ERR_BAD_FS, "no $SYMLINK in MFT 0x%X", mft->ino);
return NULL;
}
err = read_attr (&mft->attr, (char *) &symdesc, 0,
sizeof (struct symlink_descriptor), 1, 0);
if (err)
return NULL;
switch (grub_cpu_to_le32 (symdesc.type))
{
case 0xa000000c:
off = (sizeof (struct symlink_descriptor) + 4
+ grub_cpu_to_le32 (symdesc.off1));
len = grub_cpu_to_le32 (symdesc.len1);
break;
case 0xa0000003:
off = (sizeof (struct symlink_descriptor)
+ grub_cpu_to_le32 (symdesc.off1));
len = grub_cpu_to_le32 (symdesc.len1);
break;
default:
grub_error (GRUB_ERR_BAD_FS, "symlink type invalid (%x)",
grub_cpu_to_le32 (symdesc.type));
return NULL;
}
buf16 = grub_malloc (len);
if (!buf16)
return NULL;
err = read_attr (&mft->attr, (char *) buf16, off, len, 1, 0);
if (err)
return NULL;
buf = grub_malloc (len * 2 + 1);
if (!buf)
{
grub_free (buf16);
return NULL;
}
for (i = 0; i < len / 2; i++)
{
buf16[i] = grub_le_to_cpu16 (buf16[i]);
if (buf16[i] == '\\')
buf16[i] = '/';
}
end = (char *) grub_utf16_to_utf8 ((grub_uint8_t *) buf, buf16, len / 2);
*end = '\0';
/* Split the sequence to avoid GCC thinking that this is a trigraph. */
if (grub_memcmp (buf, "/?" "?/", 4) == 0 && buf[5] == ':' && buf[6] == '/'
&& grub_isalpha (buf[4]))
{
grub_memmove (buf, buf + 6, end - buf + 1 - 6);
end -= 6;
}
return buf;
}
static int
grub_ntfs_iterate_dir (grub_fshelp_node_t dir,
int NESTED_FUNC_ATTR
@ -668,7 +801,7 @@ grub_ntfs_iterate_dir (grub_fshelp_node_t dir,
init_attr (at, mft);
while (1)
{
if ((cur_pos = find_attr (at, AT_INDEX_ROOT)) == NULL)
if ((cur_pos = find_attr (at, GRUB_NTFS_AT_INDEX_ROOT)) == NULL)
{
grub_error (GRUB_ERR_BAD_FS, "no $INDEX_ROOT");
goto done;
@ -694,7 +827,7 @@ grub_ntfs_iterate_dir (grub_fshelp_node_t dir,
bitmap_len = 0;
free_attr (at);
init_attr (at, mft);
while ((cur_pos = find_attr (at, AT_BITMAP)) != NULL)
while ((cur_pos = find_attr (at, GRUB_NTFS_AT_BITMAP)) != NULL)
{
int ofs;
@ -735,7 +868,7 @@ grub_ntfs_iterate_dir (grub_fshelp_node_t dir,
}
free_attr (at);
cur_pos = locate_attr (at, mft, AT_INDEX_ALLOCATION);
cur_pos = locate_attr (at, mft, GRUB_NTFS_AT_INDEX_ALLOCATION);
while (cur_pos != NULL)
{
/* Non-resident, Namelen=4, Offset=0x40, Flags=0, Name="$I30" */
@ -743,7 +876,7 @@ grub_ntfs_iterate_dir (grub_fshelp_node_t dir,
(u32at (cur_pos, 0x40) == 0x490024) &&
(u32at (cur_pos, 0x44) == 0x300033))
break;
cur_pos = find_attr (at, AT_INDEX_ALLOCATION);
cur_pos = find_attr (at, GRUB_NTFS_AT_INDEX_ALLOCATION);
}
if ((!cur_pos) && (bitmap))
@ -756,7 +889,7 @@ grub_ntfs_iterate_dir (grub_fshelp_node_t dir,
{
grub_disk_addr_t v, i;
indx = grub_malloc (mft->data->idx_size << BLK_SHR);
indx = grub_malloc (mft->data->idx_size << GRUB_NTFS_BLK_SHR);
if (indx == NULL)
goto done;
@ -766,8 +899,8 @@ grub_ntfs_iterate_dir (grub_fshelp_node_t dir,
if (*bitmap & v)
{
if ((read_attr
(at, indx, i * (mft->data->idx_size << BLK_SHR),
(mft->data->idx_size << BLK_SHR), 0, 0))
(at, indx, i * (mft->data->idx_size << GRUB_NTFS_BLK_SHR),
(mft->data->idx_size << GRUB_NTFS_BLK_SHR), 0, 0))
|| (fixup (mft->data, indx, mft->data->idx_size, "INDX")))
goto done;
ret = list_file (mft, &indx[0x18 + u16at (indx, 0x18)], hook);
@ -814,32 +947,32 @@ grub_ntfs_mount (grub_disk_t disk)
goto fail;
data->blocksize = grub_le_to_cpu16 (bpb.bytes_per_sector);
data->spc = bpb.sectors_per_cluster * (data->blocksize >> BLK_SHR);
data->spc = bpb.sectors_per_cluster * (data->blocksize >> GRUB_NTFS_BLK_SHR);
if (bpb.clusters_per_mft > 0)
data->mft_size = data->spc * bpb.clusters_per_mft;
else
data->mft_size = 1 << (-bpb.clusters_per_mft - BLK_SHR);
data->mft_size = 1 << (-bpb.clusters_per_mft - GRUB_NTFS_BLK_SHR);
if (bpb.clusters_per_index > 0)
data->idx_size = data->spc * bpb.clusters_per_index;
else
data->idx_size = 1 << (-bpb.clusters_per_index - BLK_SHR);
data->idx_size = 1 << (-bpb.clusters_per_index - GRUB_NTFS_BLK_SHR);
data->mft_start = grub_le_to_cpu64 (bpb.mft_lcn) * data->spc;
if ((data->mft_size > MAX_MFT) || (data->idx_size > MAX_IDX))
if ((data->mft_size > GRUB_NTFS_MAX_MFT) || (data->idx_size > GRUB_NTFS_MAX_IDX))
goto fail;
data->mmft.data = data;
data->cmft.data = data;
data->mmft.buf = grub_malloc (data->mft_size << BLK_SHR);
data->mmft.buf = grub_malloc (data->mft_size << GRUB_NTFS_BLK_SHR);
if (!data->mmft.buf)
goto fail;
if (grub_disk_read
(disk, data->mft_start, 0, data->mft_size << BLK_SHR, data->mmft.buf))
(disk, data->mft_start, 0, data->mft_size << GRUB_NTFS_BLK_SHR, data->mmft.buf))
goto fail;
data->uuid = grub_le_to_cpu64 (bpb.num_serial);
@ -847,10 +980,10 @@ grub_ntfs_mount (grub_disk_t disk)
if (fixup (data, data->mmft.buf, data->mft_size, "FILE"))
goto fail;
if (!locate_attr (&data->mmft.attr, &data->mmft, AT_DATA))
if (!locate_attr (&data->mmft.attr, &data->mmft, GRUB_NTFS_AT_DATA))
goto fail;
if (init_file (&data->cmft, FILE_ROOT))
if (init_file (&data->cmft, GRUB_NTFS_FILE_ROOT))
goto fail;
return data;
@ -901,7 +1034,7 @@ grub_ntfs_dir (grub_device_t device, const char *path,
goto fail;
grub_fshelp_find_file (path, &data->cmft, &fdiro, grub_ntfs_iterate_dir,
0, GRUB_FSHELP_DIR);
grub_ntfs_read_symlink, GRUB_FSHELP_DIR);
if (grub_errno)
goto fail;
@ -939,7 +1072,7 @@ grub_ntfs_open (grub_file_t file, const char *name)
goto fail;
grub_fshelp_find_file (name, &data->cmft, &mft, grub_ntfs_iterate_dir,
0, GRUB_FSHELP_REG);
grub_ntfs_read_symlink, GRUB_FSHELP_REG);
if (grub_errno)
goto fail;
@ -1030,7 +1163,7 @@ grub_ntfs_label (grub_device_t device, char **label)
if (!mft->inode_read)
{
mft->buf = grub_malloc (mft->data->mft_size << BLK_SHR);
mft->buf = grub_malloc (mft->data->mft_size << GRUB_NTFS_BLK_SHR);
if (mft->buf == NULL)
goto fail;
@ -1039,7 +1172,7 @@ grub_ntfs_label (grub_device_t device, char **label)
}
init_attr (&mft->attr, mft);
pa = find_attr (&mft->attr, AT_VOLUME_NAME);
pa = find_attr (&mft->attr, GRUB_NTFS_AT_VOLUME_NAME);
if ((pa) && (pa[8] == 0) && (u32at (pa, 0x10)))
{
char *buf;
@ -1048,8 +1181,14 @@ grub_ntfs_label (grub_device_t device, char **label)
len = u32at (pa, 0x10) / 2;
buf = grub_malloc (len * 4 + 1);
pa += u16at (pa, 0x14);
*grub_utf16_to_utf8 ((grub_uint8_t *) buf, (grub_uint16_t *) pa, len) =
{
grub_uint16_t tmp[len];
int i;
for (i = 0; i < len; i++)
tmp[i] = grub_le_to_cpu16 (grub_get_unaligned16 (pa + 2 * i));
*grub_utf16_to_utf8 ((grub_uint8_t *) buf, tmp, len) =
'\0';
}
*label = buf;
}
@ -1087,14 +1226,15 @@ grub_ntfs_uuid (grub_device_t device, char **uuid)
if (*uuid)
for (ptr = *uuid; *ptr; ptr++)
*ptr = grub_toupper (*ptr);
free_file (&data->mmft);
free_file (&data->cmft);
grub_free (data);
}
else
*uuid = NULL;
grub_dl_unref (my_mod);
grub_free (data);
return grub_errno;
}

53
grub-core/fs/ntfscomp.c
View file

@ -21,7 +21,6 @@
#include <grub/misc.h>
#include <grub/disk.h>
#include <grub/dl.h>
#include <grub/fshelp.h>
#include <grub/ntfs.h>
GRUB_MOD_LICENSE ("GPLv3+");
@ -35,7 +34,7 @@ decomp_nextvcn (struct grub_ntfs_comp *cc)
(cc->disk,
(cc->comp_table[cc->comp_head][1] -
(cc->comp_table[cc->comp_head][0] - cc->cbuf_vcn)) * cc->spc, 0,
cc->spc << BLK_SHR, cc->cbuf))
cc->spc << GRUB_NTFS_BLK_SHR, cc->cbuf))
return grub_errno;
cc->cbuf_vcn++;
if ((cc->cbuf_vcn >= cc->comp_table[cc->comp_head][0]))
@ -47,7 +46,7 @@ decomp_nextvcn (struct grub_ntfs_comp *cc)
static grub_err_t
decomp_getch (struct grub_ntfs_comp *cc, unsigned char *res)
{
if (cc->cbuf_ofs >= (cc->spc << BLK_SHR))
if (cc->cbuf_ofs >= (cc->spc << GRUB_NTFS_BLK_SHR))
{
if (decomp_nextvcn (cc))
return grub_errno;
@ -87,7 +86,7 @@ decomp_block (struct grub_ntfs_comp *cc, char *dest)
bits = copied = tag = 0;
while (cnt > 0)
{
if (copied > COM_LEN)
if (copied > GRUB_NTFS_COM_LEN)
return grub_error (GRUB_ERR_BAD_FS,
"compression block too large");
@ -150,7 +149,7 @@ decomp_block (struct grub_ntfs_comp *cc, char *dest)
}
else
{
if (cnt != COM_LEN)
if (cnt != GRUB_NTFS_COM_LEN)
return grub_error (GRUB_ERR_BAD_FS,
"invalid compression block size");
}
@ -160,7 +159,7 @@ decomp_block (struct grub_ntfs_comp *cc, char *dest)
{
int n;
n = (cc->spc << BLK_SHR) - cc->cbuf_ofs;
n = (cc->spc << GRUB_NTFS_BLK_SHR) - cc->cbuf_ofs;
if (n > cnt)
n = cnt;
if ((dest) && (n))
@ -179,7 +178,7 @@ decomp_block (struct grub_ntfs_comp *cc, char *dest)
static grub_err_t
read_block (struct grub_ntfs_rlst *ctx, char *buf, int num)
{
int cpb = COM_SEC / ctx->comp.spc;
int cpb = GRUB_NTFS_COM_SEC / ctx->comp.spc;
while (num)
{
@ -192,7 +191,7 @@ read_block (struct grub_ntfs_rlst *ctx, char *buf, int num)
return grub_error (GRUB_ERR_BAD_FS, "invalid compression block");
ctx->comp.comp_head = ctx->comp.comp_tail = 0;
ctx->comp.cbuf_vcn = ctx->target_vcn;
ctx->comp.cbuf_ofs = (ctx->comp.spc << BLK_SHR);
ctx->comp.cbuf_ofs = (ctx->comp.spc << GRUB_NTFS_BLK_SHR);
if (ctx->target_vcn >= ctx->next_vcn)
{
if (grub_ntfs_read_run_list (ctx))
@ -200,7 +199,7 @@ read_block (struct grub_ntfs_rlst *ctx, char *buf, int num)
}
while (ctx->target_vcn + 16 > ctx->next_vcn)
{
if (ctx->flags & RF_BLNK)
if (ctx->flags & GRUB_NTFS_RF_BLNK)
break;
ctx->comp.comp_table[ctx->comp.comp_tail][0] = ctx->next_vcn;
ctx->comp.comp_table[ctx->comp.comp_tail][1] =
@ -216,15 +215,15 @@ read_block (struct grub_ntfs_rlst *ctx, char *buf, int num)
nn = num;
num -= nn;
if (ctx->flags & RF_BLNK)
if (ctx->flags & GRUB_NTFS_RF_BLNK)
{
ctx->target_vcn += nn * cpb;
if (ctx->comp.comp_tail == 0)
{
if (buf)
{
grub_memset (buf, 0, nn * COM_LEN);
buf += nn * COM_LEN;
grub_memset (buf, 0, nn * GRUB_NTFS_COM_LEN);
buf += nn * GRUB_NTFS_COM_LEN;
}
}
else
@ -234,7 +233,7 @@ read_block (struct grub_ntfs_rlst *ctx, char *buf, int num)
if (decomp_block (&ctx->comp, buf))
return grub_errno;
if (buf)
buf += COM_LEN;
buf += GRUB_NTFS_COM_LEN;
nn--;
}
}
@ -259,9 +258,9 @@ read_block (struct grub_ntfs_rlst *ctx, char *buf, int num)
(ctx->comp.comp_table[ctx->comp.comp_head][1] -
(ctx->comp.comp_table[ctx->comp.comp_head][0] -
ctx->target_vcn)) * ctx->comp.spc, 0,
tt * (ctx->comp.spc << BLK_SHR), buf))
tt * (ctx->comp.spc << GRUB_NTFS_BLK_SHR), buf))
return grub_errno;
buf += tt * (ctx->comp.spc << BLK_SHR);
buf += tt * (ctx->comp.spc << GRUB_NTFS_BLK_SHR);
}
nn -= tt;
if (ctx->target_vcn >=
@ -276,9 +275,9 @@ read_block (struct grub_ntfs_rlst *ctx, char *buf, int num)
(ctx->comp.disk,
(ctx->target_vcn - ctx->curr_vcn +
ctx->curr_lcn) * ctx->comp.spc, 0,
nn * (ctx->comp.spc << BLK_SHR), buf))
nn * (ctx->comp.spc << GRUB_NTFS_BLK_SHR), buf))
return grub_errno;
buf += nn * (ctx->comp.spc << BLK_SHR);
buf += nn * (ctx->comp.spc << GRUB_NTFS_BLK_SHR);
}
ctx->target_vcn += nn;
}
@ -294,7 +293,7 @@ ntfscomp (struct grub_ntfs_attr *at, char *dest, grub_uint32_t ofs,
grub_err_t ret;
ctx->comp.comp_head = ctx->comp.comp_tail = 0;
ctx->comp.cbuf = grub_malloc ((ctx->comp.spc) << BLK_SHR);
ctx->comp.cbuf = grub_malloc ((ctx->comp.spc) << GRUB_NTFS_BLK_SHR);
if (!ctx->comp.cbuf)
return 0;
@ -304,17 +303,17 @@ ntfscomp (struct grub_ntfs_attr *at, char *dest, grub_uint32_t ofs,
if ((vcn > ctx->target_vcn) &&
(read_block
(ctx, NULL, ((vcn - ctx->target_vcn) * ctx->comp.spc) / COM_SEC)))
(ctx, NULL, ((vcn - ctx->target_vcn) * ctx->comp.spc) / GRUB_NTFS_COM_SEC)))
{
ret = grub_errno;
goto quit;
}
if (ofs % COM_LEN)
if (ofs % GRUB_NTFS_COM_LEN)
{
grub_uint32_t t, n, o;
t = ctx->target_vcn * (ctx->comp.spc << BLK_SHR);
t = ctx->target_vcn * (ctx->comp.spc << GRUB_NTFS_BLK_SHR);
if (read_block (ctx, at->sbuf, 1))
{
ret = grub_errno;
@ -323,8 +322,8 @@ ntfscomp (struct grub_ntfs_attr *at, char *dest, grub_uint32_t ofs,
at->save_pos = t;
o = ofs % COM_LEN;
n = COM_LEN - o;
o = ofs % GRUB_NTFS_COM_LEN;
n = GRUB_NTFS_COM_LEN - o;
if (n > len)
n = len;
grub_memcpy (dest, &at->sbuf[o], n);
@ -334,19 +333,19 @@ ntfscomp (struct grub_ntfs_attr *at, char *dest, grub_uint32_t ofs,
len -= n;
}
if (read_block (ctx, dest, len / COM_LEN))
if (read_block (ctx, dest, len / GRUB_NTFS_COM_LEN))
{
ret = grub_errno;
goto quit;
}
dest += (len / COM_LEN) * COM_LEN;
len = len % COM_LEN;
dest += (len / GRUB_NTFS_COM_LEN) * GRUB_NTFS_COM_LEN;
len = len % GRUB_NTFS_COM_LEN;
if (len)
{
grub_uint32_t t;
t = ctx->target_vcn * (ctx->comp.spc << BLK_SHR);
t = ctx->target_vcn * (ctx->comp.spc << GRUB_NTFS_BLK_SHR);
if (read_block (ctx, at->sbuf, 1))
{
ret = grub_errno;

25
grub-core/fs/reiserfs.c
View file

@ -57,8 +57,6 @@ GRUB_MOD_LICENSE ("GPLv3+");
#define REISERFS_MAGIC_DESC_BLOCK "ReIsErLB"
/* If the 3rd bit of an item state is set, then it's visible. */
#define GRUB_REISERFS_VISIBLE_MASK ((grub_uint16_t) 0x04)
#define REISERFS_MAX_LABEL_LENGTH 16
#define REISERFS_LABEL_OFFSET 0x64
#define S_IFLNK 0xA000
@ -109,6 +107,7 @@ struct grub_reiserfs_superblock
grub_uint32_t inode_generation;
grub_uint8_t unused[4];
grub_uint16_t uuid[8];
char label[16];
} __attribute__ ((packed));
struct grub_reiserfs_journal_header
@ -1323,14 +1322,24 @@ grub_reiserfs_dir (grub_device_t device, const char *path,
static grub_err_t
grub_reiserfs_label (grub_device_t device, char **label)
{
*label = grub_malloc (REISERFS_MAX_LABEL_LENGTH);
if (*label)
struct grub_reiserfs_data *data;
grub_disk_t disk = device->disk;
grub_dl_ref (my_mod);
data = grub_reiserfs_mount (disk);
if (data)
{
grub_disk_read (device->disk,
REISERFS_SUPER_BLOCK_OFFSET / GRUB_DISK_SECTOR_SIZE,
REISERFS_LABEL_OFFSET, REISERFS_MAX_LABEL_LENGTH,
*label);
*label = grub_strndup (data->superblock.label,
sizeof (data->superblock.label));
}
else
*label = NULL;
grub_dl_unref (my_mod);
grub_free (data);
return grub_errno;
}

29
grub-core/fs/romfs.c
View file

@ -112,7 +112,7 @@ grub_romfs_mount (grub_device_t dev)
if (err)
return NULL;
for (ptr = sb.sb.label; (void *) ptr < (void *) (&sb + 1)
&& ptr < sb.d + grub_be_to_cpu32 (sb.sb.total_size); ptr++)
&& ptr - sb.d < (grub_ssize_t) grub_be_to_cpu32 (sb.sb.total_size); ptr++)
if (!*ptr)
break;
if ((void *) ptr == &sb + 1)
@ -124,7 +124,7 @@ grub_romfs_mount (grub_device_t dev)
if (err)
return NULL;
for (ptr = sb.d; (void *) ptr < (void *) (&sb + 1)
&& ptr < sb.d + grub_be_to_cpu32 (sb.sb.total_size); ptr++)
&& ptr - sb.d < (grub_ssize_t) grub_be_to_cpu32 (sb.sb.total_size); ptr++)
if (!*ptr)
break;
}
@ -166,17 +166,18 @@ grub_romfs_iterate_dir (grub_fshelp_node_t dir,
{
grub_disk_addr_t caddr;
struct grub_romfs_file_header hdr;
grub_size_t a = 0;
char *name = NULL;
unsigned nptr;
unsigned i, j;
grub_size_t a = 0;
grub_properly_aligned_t *name = NULL;
for (caddr = dir->data_addr; caddr;
caddr = grub_be_to_cpu32 (hdr.next_file) & ~(GRUB_ROMFS_ALIGN - 1))
{
grub_disk_addr_t naddr = caddr + sizeof (hdr);
grub_uint32_t csum = 0;
enum grub_fshelp_filetype filetype = GRUB_FSHELP_UNKNOWN;
struct grub_fshelp_node *node;
struct grub_fshelp_node *node = NULL;
grub_err_t err;
err = grub_disk_read (dir->data->disk, caddr >> GRUB_DISK_SECTOR_BITS,
@ -189,9 +190,9 @@ grub_romfs_iterate_dir (grub_fshelp_node_t dir,
}
for (nptr = 0; ; nptr++, naddr += 16)
{
if (a >= nptr)
if (a <= nptr)
{
char *on;
grub_properly_aligned_t *on;
a = 2 * (nptr + 1);
on = name;
name = grub_realloc (name, a * 16);
@ -201,13 +202,14 @@ grub_romfs_iterate_dir (grub_fshelp_node_t dir,
return 1;
}
}
COMPILE_TIME_ASSERT (16 % sizeof (name[0]) == 0);
err = grub_disk_read (dir->data->disk, naddr >> GRUB_DISK_SECTOR_BITS,
naddr & (GRUB_DISK_SECTOR_SIZE - 1),
16, name + 16 * nptr);
16, name + (16 / sizeof (name[0])) * nptr);
if (err)
return 1;
for (j = 0; j < 16; j++)
if (!name[16 * nptr + j])
if (!((char *) name)[16 * nptr + j])
break;
if (j != 16)
break;
@ -292,7 +294,7 @@ grub_romfs_iterate_dir (grub_fshelp_node_t dir,
}
}
if (hook (name, filetype, node))
if (hook ((char *) name, filetype, node))
{
grub_free (name);
return 1;
@ -367,6 +369,7 @@ grub_romfs_open (struct grub_file *file, const char *name)
file->size = grub_be_to_cpu32 (fdiro->file.size);
file->data = fdiro;
return GRUB_ERR_NONE;
fail:
grub_free (data);
@ -396,7 +399,10 @@ grub_romfs_read (grub_file_t file, char *buf, grub_size_t len)
static grub_err_t
grub_romfs_close (grub_file_t file)
{
grub_free (file->data);
struct grub_fshelp_node *data = file->data;
grub_free (data->data);
grub_free (data);
return GRUB_ERR_NONE;
}
@ -431,6 +437,7 @@ grub_romfs_label (grub_device_t device, char **label)
return err;
}
(*label)[data->first_file - sizeof (struct grub_romfs_superblock)] = 0;
grub_free (data);
return GRUB_ERR_NONE;
}

2
grub-core/fs/sfs.c
View file

@ -250,7 +250,7 @@ static grub_ssize_t
grub_sfs_read_file (grub_fshelp_node_t node,
void NESTED_FUNC_ATTR (*read_hook) (grub_disk_addr_t sector,
unsigned offset, unsigned length),
int pos, grub_size_t len, char *buf)
grub_off_t pos, grub_size_t len, char *buf)
{
return grub_fshelp_read_file (node->data->disk, node, read_hook,
pos, len, buf, grub_sfs_read_block,

300
grub-core/fs/squash4.c
View file

@ -42,7 +42,7 @@ GRUB_MOD_LICENSE ("GPLv3+");
exttblptr RAW superblock
UID/GID table is the array ot uint32_t
unk1 contains pointer to unk3 followed by some chunk.
unk1 contains pointer to fragment table followed by some chunk.
unk2 containts one uint64_t
*/
@ -52,13 +52,9 @@ struct grub_squash_super
#define SQUASH_MAGIC 0x73717368
grub_uint32_t dummy1;
grub_uint32_t creation_time;
grub_uint32_t dummy2;
grub_uint32_t block_size;
grub_uint64_t dummy3;
grub_uint8_t flags;
#define SQUASH_FLAG_UNCOMPRESSED_INODES 1
#define SQUASH_FLAG_UNCOMPRESSED_DATA 2
#define SQUASH_FLAG_UNCOMPRESSED_FRAGMENTS 8
grub_uint8_t dummy4[7];
grub_uint64_t dummy4;
grub_uint16_t root_ino_offset;
grub_uint32_t root_ino_chunk;
grub_uint16_t dummy5;
@ -71,7 +67,6 @@ struct grub_squash_super
grub_uint64_t unk2offset;
} __attribute__ ((packed));
/* Chunk-based */
struct grub_squash_inode
{
@ -85,16 +80,30 @@ struct grub_squash_inode
grub_uint32_t dummy;
grub_uint32_t chunk;
grub_uint32_t fragment;
grub_uint32_t offset;
grub_uint16_t offset;
grub_uint16_t dummy2;
grub_uint32_t size;
grub_uint32_t block_size[0];
} __attribute__ ((packed)) file;
struct {
grub_uint32_t dummy;
grub_uint64_t chunk;
grub_uint64_t size;
grub_uint32_t dummy2[3];
grub_uint32_t fragment;
grub_uint16_t offset;
grub_uint16_t dummy3;
grub_uint32_t dummy4;
grub_uint32_t block_size[0];
} __attribute__ ((packed)) long_file;
struct {
grub_uint32_t dummy1;
grub_uint32_t chunk;
grub_uint32_t dummy2;
grub_uint16_t size;
grub_uint32_t offset;
grub_uint16_t offset;
grub_uint16_t dummy3;
grub_uint16_t dummy4;
} __attribute__ ((packed)) dir;
struct {
grub_uint64_t dummy;
@ -104,12 +113,22 @@ struct grub_squash_inode
} __attribute__ ((packed));
} __attribute__ ((packed));
struct grub_squash_cache_inode
{
struct grub_squash_inode ino;
grub_disk_addr_t ino_chunk;
grub_uint16_t ino_offset;
grub_uint32_t *block_sizes;
grub_disk_addr_t *cumulated_block_sizes;
};
/* Chunk-based. */
struct grub_squash_dirent_header
{
/* Actually the value is the number of elements - 1. */
grub_uint32_t nelems;
grub_uint64_t ino_chunk;
grub_uint32_t ino_chunk;
grub_uint32_t dummy;
} __attribute__ ((packed));
struct grub_squash_dirent
@ -117,46 +136,62 @@ struct grub_squash_dirent
grub_uint16_t ino_offset;
grub_uint16_t dummy;
grub_uint16_t type;
#define SQUASH_TYPE_DIR 1
#define SQUASH_TYPE_REGULAR 2
#define SQUASH_TYPE_SYMLINK 3
/* Actually the value is the length of name - 1. */
grub_uint16_t namelen;
char name[0];
} __attribute__ ((packed));
enum
{
SQUASH_TYPE_DIR = 1,
SQUASH_TYPE_REGULAR = 2,
SQUASH_TYPE_SYMLINK = 3,
SQUASH_TYPE_LONG_REGULAR = 9,
};
struct grub_squash_frag_desc
{
grub_uint64_t offset;
grub_uint64_t dummy;
grub_uint32_t size;
grub_uint32_t dummy;
} __attribute__ ((packed));
enum
{
SQUASH_CHUNK_FLAGS = 0x8000,
SQUASH_CHUNK_UNCOMPRESSED = 0x8000
};
enum
{
SQUASH_BLOCK_FLAGS = 0x1000000,
SQUASH_BLOCK_UNCOMPRESSED = 0x1000000
};
#define SQUASH_CHUNK_SIZE 0x2000
#define SQUASH_CHUNK_FLAGS 0x8000
#define SQUASH_CHUNK_UNCOMPRESSED 0x8000
struct grub_squash_data
{
grub_disk_t disk;
struct grub_squash_super sb;
struct grub_squash_inode ino;
struct grub_squash_cache_inode ino;
grub_uint64_t fragments;
int log2_blksz;
};
struct grub_fshelp_node
{
struct grub_squash_data *data;
struct grub_squash_inode ino;
grub_uint32_t ino_chunk;
grub_disk_addr_t ino_chunk;
grub_uint16_t ino_offset;
};
static grub_err_t
read_chunk (grub_disk_t disk, void *buf, grub_size_t len,
grub_uint64_t chunk, grub_off_t offset)
read_chunk (struct grub_squash_data *data, void *buf, grub_size_t len,
grub_uint64_t chunk_start, grub_off_t offset)
{
grub_uint64_t chunk_start;
chunk_start = grub_le_to_cpu64 (chunk);
while (len > 0)
{
grub_uint64_t csize;
@ -164,7 +199,8 @@ read_chunk (grub_disk_t disk, void *buf, grub_size_t len,
grub_err_t err;
while (1)
{
err = grub_disk_read (disk, chunk_start >> GRUB_DISK_SECTOR_BITS,
err = grub_disk_read (data->disk,
chunk_start >> GRUB_DISK_SECTOR_BITS,
chunk_start & (GRUB_DISK_SECTOR_SIZE - 1),
sizeof (d), &d);
if (err)
@ -182,7 +218,7 @@ read_chunk (grub_disk_t disk, void *buf, grub_size_t len,
if (grub_le_to_cpu16 (d) & SQUASH_CHUNK_UNCOMPRESSED)
{
grub_disk_addr_t a = chunk_start + 2 + offset;
err = grub_disk_read (disk, (a >> GRUB_DISK_SECTOR_BITS),
err = grub_disk_read (data->disk, (a >> GRUB_DISK_SECTOR_BITS),
a & (GRUB_DISK_SECTOR_SIZE - 1),
csize, buf);
if (err)
@ -197,7 +233,7 @@ read_chunk (grub_disk_t disk, void *buf, grub_size_t len,
if (!tmp)
return grub_errno;
/* FIXME: buffer uncompressed data. */
err = grub_disk_read (disk, (a >> GRUB_DISK_SECTOR_BITS),
err = grub_disk_read (data->disk, (a >> GRUB_DISK_SECTOR_BITS),
a & (GRUB_DISK_SECTOR_SIZE - 1),
bsize, tmp);
if (err)
@ -234,27 +270,35 @@ squash_mount (grub_disk_t disk)
grub_error (GRUB_ERR_BAD_FS, "not a squash4");
if (err)
return NULL;
if (grub_le_to_cpu32 (sb.magic) != SQUASH_MAGIC)
if (grub_le_to_cpu32 (sb.magic) != SQUASH_MAGIC
|| grub_le_to_cpu32 (sb.block_size) == 0
|| ((grub_le_to_cpu32 (sb.block_size) - 1)
& grub_le_to_cpu32 (sb.block_size)))
{
grub_error (GRUB_ERR_BAD_FS, "not squash4");
return NULL;
}
err = grub_disk_read (disk, grub_le_to_cpu32 (sb.unk1offset)
err = grub_disk_read (disk,
grub_le_to_cpu64 (sb.unk1offset)
>> GRUB_DISK_SECTOR_BITS,
grub_le_to_cpu32 (sb.unk1offset)
grub_le_to_cpu64 (sb.unk1offset)
& (GRUB_DISK_SECTOR_SIZE - 1), sizeof (frag), &frag);
if (grub_errno == GRUB_ERR_OUT_OF_RANGE)
grub_error (GRUB_ERR_BAD_FS, "not a squash4");
if (err)
return NULL;
data = grub_malloc (sizeof (*data));
data = grub_zalloc (sizeof (*data));
if (!data)
return NULL;
data->sb = sb;
data->disk = disk;
data->fragments = frag;
data->fragments = grub_le_to_cpu64 (frag);
for (data->log2_blksz = 0;
(1U << data->log2_blksz) < grub_le_to_cpu32 (data->sb.block_size);
data->log2_blksz++);
return data;
}
@ -266,7 +310,7 @@ grub_squash_read_symlink (grub_fshelp_node_t node)
grub_err_t err;
ret = grub_malloc (grub_le_to_cpu32 (node->ino.symlink.namelen) + 1);
err = read_chunk (node->data->disk, ret,
err = read_chunk (node->data, ret,
grub_le_to_cpu32 (node->ino.symlink.namelen),
grub_le_to_cpu64 (node->data->sb.inodeoffset)
+ node->ino_chunk,
@ -293,20 +337,20 @@ grub_squash_iterate_dir (grub_fshelp_node_t dir,
unsigned i;
/* FIXME: why - 3 ? */
endoff = grub_le_to_cpu32 (dir->ino.dir.size) + off - 3;
endoff = grub_le_to_cpu16 (dir->ino.dir.size) + off - 3;
while (off < endoff)
{
struct grub_squash_dirent_header dh;
grub_err_t err;
err = read_chunk (dir->data->disk, &dh, sizeof (dh),
err = read_chunk (dir->data, &dh, sizeof (dh),
grub_le_to_cpu64 (dir->data->sb.diroffset)
+ grub_le_to_cpu32 (dir->ino.dir.chunk), off);
if (err)
return 0;
off += sizeof (dh);
for (i = 0; i < (unsigned) grub_le_to_cpu16 (dh.nelems) + 1; i++)
for (i = 0; i < (unsigned) grub_le_to_cpu32 (dh.nelems) + 1; i++)
{
char *buf;
int r;
@ -315,14 +359,14 @@ grub_squash_iterate_dir (grub_fshelp_node_t dir,
struct grub_squash_dirent di;
struct grub_squash_inode ino;
err = read_chunk (dir->data->disk, &di, sizeof (di),
err = read_chunk (dir->data, &di, sizeof (di),
grub_le_to_cpu64 (dir->data->sb.diroffset)
+ grub_le_to_cpu32 (dir->ino.dir.chunk), off);
if (err)
return 0;
off += sizeof (di);
err = read_chunk (dir->data->disk, &ino, sizeof (ino),
err = read_chunk (dir->data, &ino, sizeof (ino),
grub_le_to_cpu64 (dir->data->sb.inodeoffset)
+ grub_le_to_cpu32 (dh.ino_chunk),
grub_cpu_to_le16 (di.ino_offset));
@ -332,7 +376,7 @@ grub_squash_iterate_dir (grub_fshelp_node_t dir,
buf = grub_malloc (grub_le_to_cpu16 (di.namelen) + 2);
if (!buf)
return 0;
err = read_chunk (dir->data->disk, buf,
err = read_chunk (dir->data, buf,
grub_le_to_cpu16 (di.namelen) + 1,
grub_le_to_cpu64 (dir->data->sb.diroffset)
+ grub_le_to_cpu32 (dir->ino.dir.chunk), off);
@ -370,12 +414,21 @@ make_root_node (struct grub_squash_data *data, struct grub_fshelp_node *root)
grub_memset (root, 0, sizeof (*root));
root->data = data;
return read_chunk (data->disk, &root->ino, sizeof (root->ino),
return read_chunk (data, &root->ino, sizeof (root->ino),
grub_le_to_cpu64 (data->sb.inodeoffset)
+ grub_le_to_cpu16 (data->sb.root_ino_chunk),
grub_cpu_to_le16 (data->sb.root_ino_offset));
}
static void
squash_unmount (struct grub_squash_data *data)
{
grub_free (data->ino.cumulated_block_sizes);
grub_free (data->ino.block_sizes);
grub_free (data);
}
static grub_err_t
grub_squash_dir (grub_device_t device, const char *path,
int (*hook) (const char *filename,
@ -394,6 +447,7 @@ grub_squash_dir (grub_device_t device, const char *path,
info.dir = ((filetype & GRUB_FSHELP_TYPE_MASK) == GRUB_FSHELP_DIR);
info.mtimeset = 1;
info.mtime = grub_le_to_cpu32 (node->ino.mtime);
grub_free (node);
return hook (filename, &info);
}
@ -415,7 +469,7 @@ grub_squash_dir (grub_device_t device, const char *path,
if (!grub_errno)
grub_squash_iterate_dir (fdiro, iterate);
grub_free (data);
squash_unmount (data);
return grub_errno;
}
@ -440,53 +494,173 @@ grub_squash_open (struct grub_file *file, const char *name)
grub_squash_read_symlink, GRUB_FSHELP_REG);
if (grub_errno)
{
grub_free (data);
squash_unmount (data);
return grub_errno;
}
file->data = data;
data->ino = fdiro->ino;
data->ino.ino = fdiro->ino;
data->ino.block_sizes = NULL;
data->ino.cumulated_block_sizes = NULL;
data->ino.ino_chunk = fdiro->ino_chunk;
data->ino.ino_offset = fdiro->ino_offset;
if (fdiro->ino.type
== grub_cpu_to_le16_compile_time (SQUASH_TYPE_LONG_REGULAR))
file->size = grub_le_to_cpu64 (fdiro->ino.long_file.size);
else
file->size = grub_le_to_cpu32 (fdiro->ino.file.size);
grub_free (fdiro);
return GRUB_ERR_NONE;
}
static grub_ssize_t
direct_read (struct grub_squash_data *data,
struct grub_squash_cache_inode *ino,
grub_off_t off, char *buf, grub_size_t len)
{
grub_err_t err;
grub_off_t cumulated_uncompressed_size = 0;
grub_uint64_t a;
grub_size_t i;
grub_size_t origlen = len;
if (ino->ino.type == grub_cpu_to_le16_compile_time (SQUASH_TYPE_LONG_REGULAR))
a = grub_le_to_cpu64 (ino->ino.long_file.chunk);
else
a = grub_le_to_cpu32 (ino->ino.file.chunk);
if (!ino->block_sizes)
{
grub_off_t total_size;
grub_size_t total_blocks;
grub_size_t block_offset;
if (ino->ino.type
== grub_cpu_to_le16_compile_time (SQUASH_TYPE_LONG_REGULAR))
{
total_size = grub_le_to_cpu64 (ino->ino.long_file.size);
block_offset = ((char *) &ino->ino.long_file.block_size
- (char *) &ino->ino);
}
else
{
total_size = grub_le_to_cpu32 (ino->ino.file.size);
block_offset = ((char *) &ino->ino.file.block_size
- (char *) &ino->ino);
}
total_blocks = ((total_size
+ grub_le_to_cpu32 (data->sb.block_size) - 1)
>> data->log2_blksz);
ino->block_sizes = grub_malloc (total_blocks
* sizeof (ino->block_sizes[0]));
ino->cumulated_block_sizes = grub_malloc (total_blocks
* sizeof (ino->cumulated_block_sizes[0]));
if (!ino->block_sizes || !ino->cumulated_block_sizes)
{
grub_free (ino->block_sizes);
grub_free (ino->cumulated_block_sizes);
ino->block_sizes = 0;
ino->cumulated_block_sizes = 0;
return -1;
}
err = read_chunk (data, ino->block_sizes,
total_blocks * sizeof (ino->block_sizes[0]),
grub_le_to_cpu64 (data->sb.inodeoffset)
+ ino->ino_chunk,
ino->ino_offset + block_offset);
if (err)
{
grub_free (ino->block_sizes);
grub_free (ino->cumulated_block_sizes);
ino->block_sizes = 0;
ino->cumulated_block_sizes = 0;
return -1;
}
ino->cumulated_block_sizes[0] = 0;
for (i = 1; i < total_blocks; i++)
ino->cumulated_block_sizes[i] = ino->cumulated_block_sizes[i - 1]
+ (grub_le_to_cpu32 (ino->block_sizes[i - 1]) & ~SQUASH_BLOCK_FLAGS);
}
if (a == 0)
a = sizeof (struct grub_squash_super);
i = off >> data->log2_blksz;
cumulated_uncompressed_size = grub_le_to_cpu32 (data->sb.block_size)
* (grub_disk_addr_t) i;
while (cumulated_uncompressed_size < off + len)
{
grub_size_t boff, read;
boff = off - cumulated_uncompressed_size;
read = grub_le_to_cpu32 (data->sb.block_size) - boff;
if (read > len)
read = len;
if (!(ino->block_sizes[i]
& grub_cpu_to_le32_compile_time (SQUASH_BLOCK_UNCOMPRESSED)))
err = grub_zlib_disk_read (data->disk,
ino->cumulated_block_sizes[i] + a,
boff, buf, read);
else
err = grub_disk_read (data->disk,
(ino->cumulated_block_sizes[i] + a + boff)
>> GRUB_DISK_SECTOR_BITS,
(ino->cumulated_block_sizes[i] + a + boff)
& (GRUB_DISK_SECTOR_SIZE - 1),
read, buf);
if (err)
return -1;
off += read;
len -= read;
buf += read;
cumulated_uncompressed_size += grub_le_to_cpu32 (data->sb.block_size);
i++;
}
return origlen;
}
static grub_ssize_t
grub_squash_read_data (struct grub_squash_data *data,
grub_disk_t disk, const struct grub_squash_inode *ino,
struct grub_squash_cache_inode *ino,
grub_off_t off, char *buf, grub_size_t len)
{
grub_err_t err;
grub_uint64_t a, b;
grub_uint32_t fragment;
int compressed = 0;
struct grub_squash_frag_desc frag;
if (grub_le_to_cpu16 (ino->file.fragment) == 0xffff)
if (ino->ino.type == grub_cpu_to_le16_compile_time (SQUASH_TYPE_LONG_REGULAR))
{
if (grub_le_to_cpu32 (ino->file.chunk))
a = grub_le_to_cpu32 (ino->file.chunk);
else
a = sizeof (struct grub_squash_super);
compressed = !(data->sb.flags & SQUASH_FLAG_UNCOMPRESSED_DATA);
a = grub_le_to_cpu64 (ino->ino.long_file.chunk);
fragment = grub_le_to_cpu32 (ino->ino.long_file.fragment);
}
else
{
struct grub_squash_frag_desc frag;
err = read_chunk (disk, &frag, sizeof (frag),
data->fragments, sizeof (frag)
* grub_le_to_cpu16 (ino->file.fragment));
a = grub_le_to_cpu32 (ino->ino.file.chunk);
fragment = grub_le_to_cpu32 (ino->ino.file.fragment);
}
if (fragment == 0xffffffff)
return direct_read (data, ino, off, buf, len);
err = read_chunk (data, &frag, sizeof (frag),
data->fragments, sizeof (frag) * fragment);
if (err)
return -1;
a = grub_le_to_cpu64 (frag.offset) + grub_le_to_cpu32 (ino->file.chunk);
compressed = !(data->sb.flags & SQUASH_FLAG_UNCOMPRESSED_FRAGMENTS);
}
b = grub_le_to_cpu32 (data->ino.file.offset) + off;
a += grub_le_to_cpu64 (frag.offset);
compressed = !(frag.size & SQUASH_BLOCK_UNCOMPRESSED);
if (ino->ino.type == grub_cpu_to_le16_compile_time (SQUASH_TYPE_LONG_REGULAR))
b = grub_le_to_cpu64 (ino->ino.long_file.offset) + off;
else
b = grub_le_to_cpu32 (ino->ino.file.offset) + off;
/* FIXME: cache uncompressed chunks. */
if (compressed)
err = grub_zlib_disk_read (disk, a, b, buf, len);
err = grub_zlib_disk_read (data->disk, a, b, buf, len);
else
err = grub_disk_read (disk, (a + b) >> GRUB_DISK_SECTOR_BITS,
err = grub_disk_read (data->disk, (a + b) >> GRUB_DISK_SECTOR_BITS,
(a + b) & (GRUB_DISK_SECTOR_SIZE - 1), len, buf);
if (err)
return -1;
@ -498,14 +672,14 @@ grub_squash_read (grub_file_t file, char *buf, grub_size_t len)
{
struct grub_squash_data *data = file->data;
return grub_squash_read_data (data, file->device->disk, &data->ino,
return grub_squash_read_data (data, &data->ino,
file->offset, buf, len);
}
static grub_err_t
grub_squash_close (grub_file_t file)
{
grub_free (file->data);
squash_unmount (file->data);
return GRUB_ERR_NONE;
}
@ -518,7 +692,7 @@ grub_squash_mtime (grub_device_t dev, grub_int32_t *tm)
if (! data)
return grub_errno;
*tm = grub_le_to_cpu32 (data->sb.creation_time);
grub_free (data);
squash_unmount (data);
return GRUB_ERR_NONE;
}

4
grub-core/fs/udf.c
View file

@ -317,7 +317,7 @@ struct grub_udf_partmap
grub_uint8_t ident[62];
} type2;
};
};
} __attribute__ ((packed));
struct grub_udf_lvd
{
@ -820,7 +820,7 @@ read_string (grub_uint8_t *raw, grub_size_t sz)
for (i = 0; i < utf16len; i++)
utf16[i] = (raw[2 * i + 1] << 8) | raw[2*i + 2];
}
ret = grub_malloc (utf16len * 3 + 1);
ret = grub_malloc (utf16len * GRUB_MAX_UTF8_PER_UTF16 + 1);
if (ret)
*grub_utf16_to_utf8 ((grub_uint8_t *) ret, utf16, utf16len) = '\0';
grub_free (utf16);

58
grub-core/fs/ufs.c
View file

@ -50,6 +50,7 @@ GRUB_MOD_LICENSE ("GPLv3+");
/* Calculate in which group the inode can be found. */
#define UFS_BLKSZ(sblock) (grub_le_to_cpu32 (sblock->bsize))
#define UFS_LOG_BLKSZ(sblock) (data->log2_blksz)
#define INODE(data,field) data->inode. field
#ifdef MODE_UFS2
@ -214,6 +215,7 @@ struct grub_ufs_data
struct grub_ufs_inode inode;
int ino;
int linknest;
int log2_blksz;
};
static grub_dl_t my_mod;
@ -285,26 +287,28 @@ static grub_ssize_t
grub_ufs_read_file (struct grub_ufs_data *data,
void NESTED_FUNC_ATTR (*read_hook) (grub_disk_addr_t sector,
unsigned offset, unsigned length),
int pos, grub_size_t len, char *buf)
grub_off_t pos, grub_size_t len, char *buf)
{
struct grub_ufs_sblock *sblock = &data->sblock;
int i;
int blockcnt;
grub_off_t i;
grub_off_t blockcnt;
/* Adjust len so it we can't read past the end of the file. */
if (len + pos > INODE_SIZE (data))
len = INODE_SIZE (data) - pos;
blockcnt = (len + pos + UFS_BLKSZ (sblock) - 1) / UFS_BLKSZ (sblock);
blockcnt = (len + pos + UFS_BLKSZ (sblock) - 1) >> UFS_LOG_BLKSZ (sblock);
for (i = pos / UFS_BLKSZ (sblock); i < blockcnt; i++)
for (i = pos >> UFS_LOG_BLKSZ (sblock); i < blockcnt; i++)
{
int blknr;
int blockoff = pos % UFS_BLKSZ (sblock);
int blockend = UFS_BLKSZ (sblock);
grub_disk_addr_t blknr;
grub_off_t blockoff;
grub_off_t blockend = UFS_BLKSZ (sblock);
int skipfirst = 0;
blockoff = pos & (UFS_BLKSZ (sblock) - 1);
blknr = grub_ufs_get_file_block (data, i);
if (grub_errno)
return -1;
@ -312,14 +316,14 @@ grub_ufs_read_file (struct grub_ufs_data *data,
/* Last block. */
if (i == blockcnt - 1)
{
blockend = (len + pos) % UFS_BLKSZ (sblock);
blockend = (len + pos) & (UFS_BLKSZ (sblock) - 1);
if (!blockend)
blockend = UFS_BLKSZ (sblock);
}
/* First block. */
if (i == (pos / (int) UFS_BLKSZ (sblock)))
if (i == (pos >> UFS_LOG_BLKSZ (sblock)))
{
skipfirst = blockoff;
blockend -= skipfirst;
@ -391,21 +395,16 @@ grub_ufs_read_inode (struct grub_ufs_data *data, int ino, char *inode)
static grub_err_t
grub_ufs_lookup_symlink (struct grub_ufs_data *data, int ino)
{
char symlink[INODE_SIZE (data)];
char symlink[INODE_SIZE (data) + 1];
if (++data->linknest > GRUB_UFS_MAX_SYMLNK_CNT)
return grub_error (GRUB_ERR_SYMLINK_LOOP, "too deep nesting of symlinks");
if (INODE_NBLOCKS (data) == 0)
if (INODE_SIZE (data) <= sizeof (data->inode.symlink))
grub_strcpy (symlink, (char *) INODE (data, symlink));
else
{
grub_disk_read (data->disk,
(INODE_DIRBLOCKS (data, 0)
<< grub_le_to_cpu32 (data->sblock.log2_blksz)),
0, INODE_SIZE (data), symlink);
grub_ufs_read_file (data, 0, 0, INODE_SIZE (data), symlink);
symlink[INODE_SIZE (data)] = '\0';
}
/* The symlink is an absolute path, go back to the root inode. */
if (symlink[0] == '/')
@ -538,8 +537,16 @@ grub_ufs_mount (grub_disk_t disk)
if (grub_errno)
goto fail;
if (grub_le_to_cpu32 (data->sblock.magic) == GRUB_UFS_MAGIC)
/* No need to byteswap bsize in this check. It works the same on both
endiannesses. */
if (grub_le_to_cpu32 (data->sblock.magic) == GRUB_UFS_MAGIC
&& data->sblock.bsize != 0
&& ((data->sblock.bsize & (data->sblock.bsize - 1)) == 0))
{
for (data->log2_blksz = 0;
(1U << data->log2_blksz) < grub_le_to_cpu32 (data->sblock.bsize);
data->log2_blksz++);
data->disk = disk;
data->linknest = 0;
return data;
@ -698,8 +705,6 @@ grub_ufs_close (grub_file_t file)
return GRUB_ERR_NONE;
}
#ifdef MODE_UFS2
static grub_err_t
grub_ufs_label (grub_device_t device, char **label)
{
@ -719,7 +724,6 @@ grub_ufs_label (grub_device_t device, char **label)
return grub_errno;
}
#endif
static grub_err_t
grub_ufs_uuid (grub_device_t device, char **uuid)
@ -757,11 +761,13 @@ grub_ufs_mtime (grub_device_t device, grub_int32_t *tm)
if (!data)
*tm = 0;
else
#ifdef MODE_UFS2
*tm = grub_le_to_cpu64 (data->sblock.mtime2);
#else
{
*tm = grub_le_to_cpu32 (data->sblock.mtime);
#ifdef MODE_UFS2
if (*tm < (grub_int64_t) grub_le_to_cpu64 (data->sblock.mtime2))
*tm = grub_le_to_cpu64 (data->sblock.mtime2);
#endif
}
grub_dl_unref (my_mod);
@ -783,9 +789,7 @@ static struct grub_fs grub_ufs_fs =
.open = grub_ufs_open,
.read = grub_ufs_read,
.close = grub_ufs_close,
#ifdef MODE_UFS2
.label = grub_ufs_label,
#endif
.uuid = grub_ufs_uuid,
.mtime = grub_ufs_mtime,
.next = 0

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