2004-08-28 Marco Gerards <metgerards@student.han.nl>
Add support for the JFS filesystem. * fs/jfs.c: New file. * include/grub/fs.h (grub_jfs_init): New prototype. (grub_jfs_fini): New prototype. * conf/i386-pc.rmk (grub_setup_SOURCES): Add fs/jfs.c. (grub_emu_SOURCES): Likewise. (pkgdata_MODULES): Add jfs.mod. (jfs_mod_SOURCES): New variable. (jfs_mod_CFLAGS): Likewise. * conf/powerpc-ieee1275.rmk (grub_emu_SOURCES): Add fs.jfs.c. (grubof_SOURCES): Likewise. * util/grub-emu.c (main): Initialize and deinitialize JFS support. * fs/fat.c (grub_fat_find_dir): Convert the filename little endian to the host endian. (grub_fat_utf16_to_utf8): Move function from there... * kern/misc.c (grub_utf16_to_utf8): ...to here. Do not convert the endianess of the source string anymore. * include/grub/misc.h (grub_utf16_to_utf8): New prototype.
This commit is contained in:
marco_g
parent
94bc45af05
commit
aa0335603c
23
ChangeLog
23
ChangeLog
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@ -1,3 +1,26 @@
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2004-08-28 Marco Gerards <metgerards@student.han.nl>
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Add support for the JFS filesystem.
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* fs/jfs.c: New file.
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* include/grub/fs.h (grub_jfs_init): New prototype.
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(grub_jfs_fini): New prototype.
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* conf/i386-pc.rmk (grub_setup_SOURCES): Add fs/jfs.c.
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(grub_emu_SOURCES): Likewise.
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(pkgdata_MODULES): Add jfs.mod.
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(jfs_mod_SOURCES): New variable.
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(jfs_mod_CFLAGS): Likewise.
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* conf/powerpc-ieee1275.rmk (grub_emu_SOURCES): Add fs.jfs.c.
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(grubof_SOURCES): Likewise.
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* util/grub-emu.c (main): Initialize and deinitialize JFS support.
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* fs/fat.c (grub_fat_find_dir): Convert the filename little
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endian to the host endian.
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(grub_fat_utf16_to_utf8): Move function from there...
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* kern/misc.c (grub_utf16_to_utf8): ...to here. Do not convert
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the endianess of the source string anymore.
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* include/grub/misc.h (grub_utf16_to_utf8): New prototype.
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2004-08-24 Marco Gerards <metgerards@student.han.nl>
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* commands/boot.c (grub_boot_init) [GRUB_UTIL]: Make conditional.
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@ -311,11 +311,11 @@ grub_mkimage_LDFLAGS = -llzo
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grub_setup_SOURCES = util/i386/pc/grub-setup.c util/i386/pc/biosdisk.c \
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util/misc.c util/i386/pc/getroot.c kern/device.c kern/disk.c \
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kern/err.c kern/misc.c disk/i386/pc/partition.c fs/fat.c fs/ext2.c \
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fs/ufs.c fs/minix.c fs/hfs.c kern/file.c kern/fs.c kern/env.c
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CLEANFILES += grub-setup grub_setup-util_i386_pc_grub_setup.o grub_setup-util_i386_pc_biosdisk.o grub_setup-util_misc.o grub_setup-util_i386_pc_getroot.o grub_setup-kern_device.o grub_setup-kern_disk.o grub_setup-kern_err.o grub_setup-kern_misc.o grub_setup-disk_i386_pc_partition.o grub_setup-fs_fat.o grub_setup-fs_ext2.o grub_setup-fs_ufs.o grub_setup-fs_minix.o grub_setup-fs_hfs.o grub_setup-kern_file.o grub_setup-kern_fs.o grub_setup-kern_env.o
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MOSTLYCLEANFILES += grub_setup-util_i386_pc_grub_setup.d grub_setup-util_i386_pc_biosdisk.d grub_setup-util_misc.d grub_setup-util_i386_pc_getroot.d grub_setup-kern_device.d grub_setup-kern_disk.d grub_setup-kern_err.d grub_setup-kern_misc.d grub_setup-disk_i386_pc_partition.d grub_setup-fs_fat.d grub_setup-fs_ext2.d grub_setup-fs_ufs.d grub_setup-fs_minix.d grub_setup-fs_hfs.d grub_setup-kern_file.d grub_setup-kern_fs.d grub_setup-kern_env.d
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fs/ufs.c fs/minix.c fs/hfs.c fs/jfs.c kern/file.c kern/fs.c kern/env.c
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CLEANFILES += grub-setup grub_setup-util_i386_pc_grub_setup.o grub_setup-util_i386_pc_biosdisk.o grub_setup-util_misc.o grub_setup-util_i386_pc_getroot.o grub_setup-kern_device.o grub_setup-kern_disk.o grub_setup-kern_err.o grub_setup-kern_misc.o grub_setup-disk_i386_pc_partition.o grub_setup-fs_fat.o grub_setup-fs_ext2.o grub_setup-fs_ufs.o grub_setup-fs_minix.o grub_setup-fs_hfs.o grub_setup-fs_jfs.o grub_setup-kern_file.o grub_setup-kern_fs.o grub_setup-kern_env.o
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MOSTLYCLEANFILES += grub_setup-util_i386_pc_grub_setup.d grub_setup-util_i386_pc_biosdisk.d grub_setup-util_misc.d grub_setup-util_i386_pc_getroot.d grub_setup-kern_device.d grub_setup-kern_disk.d grub_setup-kern_err.d grub_setup-kern_misc.d grub_setup-disk_i386_pc_partition.d grub_setup-fs_fat.d grub_setup-fs_ext2.d grub_setup-fs_ufs.d grub_setup-fs_minix.d grub_setup-fs_hfs.d grub_setup-fs_jfs.d grub_setup-kern_file.d grub_setup-kern_fs.d grub_setup-kern_env.d
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grub-setup: grub_setup-util_i386_pc_grub_setup.o grub_setup-util_i386_pc_biosdisk.o grub_setup-util_misc.o grub_setup-util_i386_pc_getroot.o grub_setup-kern_device.o grub_setup-kern_disk.o grub_setup-kern_err.o grub_setup-kern_misc.o grub_setup-disk_i386_pc_partition.o grub_setup-fs_fat.o grub_setup-fs_ext2.o grub_setup-fs_ufs.o grub_setup-fs_minix.o grub_setup-fs_hfs.o grub_setup-kern_file.o grub_setup-kern_fs.o grub_setup-kern_env.o
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grub-setup: grub_setup-util_i386_pc_grub_setup.o grub_setup-util_i386_pc_biosdisk.o grub_setup-util_misc.o grub_setup-util_i386_pc_getroot.o grub_setup-kern_device.o grub_setup-kern_disk.o grub_setup-kern_err.o grub_setup-kern_misc.o grub_setup-disk_i386_pc_partition.o grub_setup-fs_fat.o grub_setup-fs_ext2.o grub_setup-fs_ufs.o grub_setup-fs_minix.o grub_setup-fs_hfs.o grub_setup-fs_jfs.o grub_setup-kern_file.o grub_setup-kern_fs.o grub_setup-kern_env.o
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$(BUILD_CC) -o $@ $^ $(BUILD_LDFLAGS) $(grub_setup_LDFLAGS)
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grub_setup-util_i386_pc_grub_setup.o: util/i386/pc/grub-setup.c
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@ -430,6 +430,14 @@ grub_setup-fs_hfs.d: fs/hfs.c
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-include grub_setup-fs_hfs.d
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grub_setup-fs_jfs.o: fs/jfs.c
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$(BUILD_CC) -Ifs -I$(srcdir)/fs $(BUILD_CPPFLAGS) $(BUILD_CFLAGS) -DGRUB_UTIL=1 $(grub_setup_CFLAGS) -c -o $@ $<
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grub_setup-fs_jfs.d: fs/jfs.c
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set -e; $(BUILD_CC) -Ifs -I$(srcdir)/fs $(BUILD_CPPFLAGS) $(BUILD_CFLAGS) -DGRUB_UTIL=1 $(grub_setup_CFLAGS) -M $< | sed 's,jfs\.o[ :]*,grub_setup-fs_jfs.o $@ : ,g' > $@; [ -s $@ ] || rm -f $@
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-include grub_setup-fs_jfs.d
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grub_setup-kern_file.o: kern/file.c
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$(BUILD_CC) -Ikern -I$(srcdir)/kern $(BUILD_CPPFLAGS) $(BUILD_CFLAGS) -DGRUB_UTIL=1 $(grub_setup_CFLAGS) -c -o $@ $<
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@ -461,13 +469,13 @@ grub_emu_SOURCES = kern/main.c kern/device.c \
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kern/misc.c kern/loader.c kern/rescue.c kern/term.c \
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disk/i386/pc/partition.c kern/env.c commands/ls.c \
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commands/terminal.c commands/boot.c commands/cmp.c commands/cat.c \
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util/i386/pc/biosdisk.c fs/fat.c fs/ext2.c fs/ufs.c fs/minix.c fs/hfs.c \
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util/i386/pc/biosdisk.c fs/fat.c fs/ext2.c fs/ufs.c fs/minix.c fs/hfs.c fs/jfs.c\
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normal/cmdline.c normal/command.c normal/main.c normal/menu.c normal/arg.c \
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util/console.c util/grub-emu.c util/misc.c util/i386/pc/getroot.c
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CLEANFILES += grub-emu grub_emu-kern_main.o grub_emu-kern_device.o grub_emu-kern_disk.o grub_emu-kern_dl.o grub_emu-kern_file.o grub_emu-kern_fs.o grub_emu-kern_err.o grub_emu-kern_misc.o grub_emu-kern_loader.o grub_emu-kern_rescue.o grub_emu-kern_term.o grub_emu-disk_i386_pc_partition.o grub_emu-kern_env.o grub_emu-commands_ls.o grub_emu-commands_terminal.o grub_emu-commands_boot.o grub_emu-commands_cmp.o grub_emu-commands_cat.o grub_emu-util_i386_pc_biosdisk.o grub_emu-fs_fat.o grub_emu-fs_ext2.o grub_emu-fs_ufs.o grub_emu-fs_minix.o grub_emu-fs_hfs.o grub_emu-normal_cmdline.o grub_emu-normal_command.o grub_emu-normal_main.o grub_emu-normal_menu.o grub_emu-normal_arg.o grub_emu-util_console.o grub_emu-util_grub_emu.o grub_emu-util_misc.o grub_emu-util_i386_pc_getroot.o
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MOSTLYCLEANFILES += grub_emu-kern_main.d grub_emu-kern_device.d grub_emu-kern_disk.d grub_emu-kern_dl.d grub_emu-kern_file.d grub_emu-kern_fs.d grub_emu-kern_err.d grub_emu-kern_misc.d grub_emu-kern_loader.d grub_emu-kern_rescue.d grub_emu-kern_term.d grub_emu-disk_i386_pc_partition.d grub_emu-kern_env.d grub_emu-commands_ls.d grub_emu-commands_terminal.d grub_emu-commands_boot.d grub_emu-commands_cmp.d grub_emu-commands_cat.d grub_emu-util_i386_pc_biosdisk.d grub_emu-fs_fat.d grub_emu-fs_ext2.d grub_emu-fs_ufs.d grub_emu-fs_minix.d grub_emu-fs_hfs.d grub_emu-normal_cmdline.d grub_emu-normal_command.d grub_emu-normal_main.d grub_emu-normal_menu.d grub_emu-normal_arg.d grub_emu-util_console.d grub_emu-util_grub_emu.d grub_emu-util_misc.d grub_emu-util_i386_pc_getroot.d
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CLEANFILES += grub-emu grub_emu-kern_main.o grub_emu-kern_device.o grub_emu-kern_disk.o grub_emu-kern_dl.o grub_emu-kern_file.o grub_emu-kern_fs.o grub_emu-kern_err.o grub_emu-kern_misc.o grub_emu-kern_loader.o grub_emu-kern_rescue.o grub_emu-kern_term.o grub_emu-disk_i386_pc_partition.o grub_emu-kern_env.o grub_emu-commands_ls.o grub_emu-commands_terminal.o grub_emu-commands_boot.o grub_emu-commands_cmp.o grub_emu-commands_cat.o grub_emu-util_i386_pc_biosdisk.o grub_emu-fs_fat.o grub_emu-fs_ext2.o grub_emu-fs_ufs.o grub_emu-fs_minix.o grub_emu-fs_hfs.o grub_emu-fs_jfs.o grub_emu-normal_cmdline.o grub_emu-normal_command.o grub_emu-normal_main.o grub_emu-normal_menu.o grub_emu-normal_arg.o grub_emu-util_console.o grub_emu-util_grub_emu.o grub_emu-util_misc.o grub_emu-util_i386_pc_getroot.o
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MOSTLYCLEANFILES += grub_emu-kern_main.d grub_emu-kern_device.d grub_emu-kern_disk.d grub_emu-kern_dl.d grub_emu-kern_file.d grub_emu-kern_fs.d grub_emu-kern_err.d grub_emu-kern_misc.d grub_emu-kern_loader.d grub_emu-kern_rescue.d grub_emu-kern_term.d grub_emu-disk_i386_pc_partition.d grub_emu-kern_env.d grub_emu-commands_ls.d grub_emu-commands_terminal.d grub_emu-commands_boot.d grub_emu-commands_cmp.d grub_emu-commands_cat.d grub_emu-util_i386_pc_biosdisk.d grub_emu-fs_fat.d grub_emu-fs_ext2.d grub_emu-fs_ufs.d grub_emu-fs_minix.d grub_emu-fs_hfs.d grub_emu-fs_jfs.d grub_emu-normal_cmdline.d grub_emu-normal_command.d grub_emu-normal_main.d grub_emu-normal_menu.d grub_emu-normal_arg.d grub_emu-util_console.d grub_emu-util_grub_emu.d grub_emu-util_misc.d grub_emu-util_i386_pc_getroot.d
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grub-emu: grub_emu-kern_main.o grub_emu-kern_device.o grub_emu-kern_disk.o grub_emu-kern_dl.o grub_emu-kern_file.o grub_emu-kern_fs.o grub_emu-kern_err.o grub_emu-kern_misc.o grub_emu-kern_loader.o grub_emu-kern_rescue.o grub_emu-kern_term.o grub_emu-disk_i386_pc_partition.o grub_emu-kern_env.o grub_emu-commands_ls.o grub_emu-commands_terminal.o grub_emu-commands_boot.o grub_emu-commands_cmp.o grub_emu-commands_cat.o grub_emu-util_i386_pc_biosdisk.o grub_emu-fs_fat.o grub_emu-fs_ext2.o grub_emu-fs_ufs.o grub_emu-fs_minix.o grub_emu-fs_hfs.o grub_emu-normal_cmdline.o grub_emu-normal_command.o grub_emu-normal_main.o grub_emu-normal_menu.o grub_emu-normal_arg.o grub_emu-util_console.o grub_emu-util_grub_emu.o grub_emu-util_misc.o grub_emu-util_i386_pc_getroot.o
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grub-emu: grub_emu-kern_main.o grub_emu-kern_device.o grub_emu-kern_disk.o grub_emu-kern_dl.o grub_emu-kern_file.o grub_emu-kern_fs.o grub_emu-kern_err.o grub_emu-kern_misc.o grub_emu-kern_loader.o grub_emu-kern_rescue.o grub_emu-kern_term.o grub_emu-disk_i386_pc_partition.o grub_emu-kern_env.o grub_emu-commands_ls.o grub_emu-commands_terminal.o grub_emu-commands_boot.o grub_emu-commands_cmp.o grub_emu-commands_cat.o grub_emu-util_i386_pc_biosdisk.o grub_emu-fs_fat.o grub_emu-fs_ext2.o grub_emu-fs_ufs.o grub_emu-fs_minix.o grub_emu-fs_hfs.o grub_emu-fs_jfs.o grub_emu-normal_cmdline.o grub_emu-normal_command.o grub_emu-normal_main.o grub_emu-normal_menu.o grub_emu-normal_arg.o grub_emu-util_console.o grub_emu-util_grub_emu.o grub_emu-util_misc.o grub_emu-util_i386_pc_getroot.o
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$(BUILD_CC) -o $@ $^ $(BUILD_LDFLAGS) $(grub_emu_LDFLAGS)
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grub_emu-kern_main.o: kern/main.c
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@ -662,6 +670,14 @@ grub_emu-fs_hfs.d: fs/hfs.c
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-include grub_emu-fs_hfs.d
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grub_emu-fs_jfs.o: fs/jfs.c
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$(BUILD_CC) -Ifs -I$(srcdir)/fs $(BUILD_CPPFLAGS) $(BUILD_CFLAGS) -DGRUB_UTIL=1 $(grub_emu_CFLAGS) -c -o $@ $<
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grub_emu-fs_jfs.d: fs/jfs.c
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set -e; $(BUILD_CC) -Ifs -I$(srcdir)/fs $(BUILD_CPPFLAGS) $(BUILD_CFLAGS) -DGRUB_UTIL=1 $(grub_emu_CFLAGS) -M $< | sed 's,jfs\.o[ :]*,grub_emu-fs_jfs.o $@ : ,g' > $@; [ -s $@ ] || rm -f $@
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-include grub_emu-fs_jfs.d
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grub_emu-normal_cmdline.o: normal/cmdline.c
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$(BUILD_CC) -Inormal -I$(srcdir)/normal $(BUILD_CPPFLAGS) $(BUILD_CFLAGS) -DGRUB_UTIL=1 $(grub_emu_CFLAGS) -c -o $@ $<
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@ -755,7 +771,7 @@ genmoddep-util_genmoddep.d: util/genmoddep.c
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# Modules.
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pkgdata_MODULES = _chain.mod _linux.mod fat.mod ufs.mod ext2.mod minix.mod \
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hfs.mod normal.mod hello.mod vga.mod font.mod _multiboot.mod ls.mod \
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hfs.mod jfs.mod normal.mod hello.mod vga.mod font.mod _multiboot.mod ls.mod \
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boot.mod cmp.mod cat.mod terminal.mod
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# For _chain.mod.
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@ -992,6 +1008,45 @@ hfs_mod-fs_hfs.d: fs/hfs.c
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hfs_mod_CFLAGS = $(COMMON_CFLAGS)
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# For jfs.mod.
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jfs_mod_SOURCES = fs/jfs.c
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CLEANFILES += jfs.mod mod-jfs.o mod-jfs.c pre-jfs.o jfs_mod-fs_jfs.o def-jfs.lst und-jfs.lst
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MOSTLYCLEANFILES += jfs_mod-fs_jfs.d
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DEFSYMFILES += def-jfs.lst
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UNDSYMFILES += und-jfs.lst
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jfs.mod: pre-jfs.o mod-jfs.o
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-rm -f $@
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$(LD) -r -o $@ $^
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$(STRIP) --strip-unneeded -K grub_mod_init -K grub_mod_fini -R .note -R .comment $@
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pre-jfs.o: jfs_mod-fs_jfs.o
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-rm -f $@
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$(LD) -r -o $@ $^
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mod-jfs.o: mod-jfs.c
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$(CC) $(CPPFLAGS) $(CFLAGS) $(jfs_mod_CFLAGS) -c -o $@ $<
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mod-jfs.c: moddep.lst genmodsrc.sh
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sh $(srcdir)/genmodsrc.sh 'jfs' $< > $@ || (rm -f $@; exit 1)
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def-jfs.lst: pre-jfs.o
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$(NM) -g --defined-only -P -p $< | sed 's/^\([^ ]*\).*/\1 jfs/' > $@
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und-jfs.lst: pre-jfs.o
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echo 'jfs' > $@
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$(NM) -u -P -p $< | cut -f1 -d' ' >> $@
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jfs_mod-fs_jfs.o: fs/jfs.c
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$(CC) -Ifs -I$(srcdir)/fs $(CPPFLAGS) $(CFLAGS) $(jfs_mod_CFLAGS) -c -o $@ $<
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jfs_mod-fs_jfs.d: fs/jfs.c
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set -e; $(CC) -Ifs -I$(srcdir)/fs $(CPPFLAGS) $(CFLAGS) $(jfs_mod_CFLAGS) -M $< | sed 's,jfs\.o[ :]*,jfs_mod-fs_jfs.o $@ : ,g' > $@; [ -s $@ ] || rm -f $@
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-include jfs_mod-fs_jfs.d
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jfs_mod_CFLAGS = $(COMMON_CFLAGS)
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# For _linux.mod.
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_linux_mod_SOURCES = loader/i386/pc/linux.c
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CLEANFILES += _linux.mod mod-_linux.o mod-_linux.c pre-_linux.o _linux_mod-loader_i386_pc_linux.o def-_linux.lst und-_linux.lst
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@ -61,7 +61,7 @@ grub_mkimage_LDFLAGS = -llzo
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grub_setup_SOURCES = util/i386/pc/grub-setup.c util/i386/pc/biosdisk.c \
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util/misc.c util/i386/pc/getroot.c kern/device.c kern/disk.c \
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kern/err.c kern/misc.c disk/i386/pc/partition.c fs/fat.c fs/ext2.c \
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fs/ufs.c fs/minix.c fs/hfs.c kern/file.c kern/fs.c kern/env.c
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fs/ufs.c fs/minix.c fs/hfs.c fs/jfs.c kern/file.c kern/fs.c kern/env.c
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# For grub
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grub_emu_SOURCES = kern/main.c kern/device.c \
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@ -69,7 +69,7 @@ grub_emu_SOURCES = kern/main.c kern/device.c \
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kern/misc.c kern/loader.c kern/rescue.c kern/term.c \
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disk/i386/pc/partition.c kern/env.c commands/ls.c \
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commands/terminal.c commands/boot.c commands/cmp.c commands/cat.c \
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util/i386/pc/biosdisk.c fs/fat.c fs/ext2.c fs/ufs.c fs/minix.c fs/hfs.c \
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util/i386/pc/biosdisk.c fs/fat.c fs/ext2.c fs/ufs.c fs/minix.c fs/hfs.c fs/jfs.c\
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normal/cmdline.c normal/command.c normal/main.c normal/menu.c normal/arg.c \
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util/console.c util/grub-emu.c util/misc.c util/i386/pc/getroot.c
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grub_emu_LDFLAGS = -lncurses
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@ -79,7 +79,7 @@ genmoddep_SOURCES = util/genmoddep.c
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# Modules.
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pkgdata_MODULES = _chain.mod _linux.mod fat.mod ufs.mod ext2.mod minix.mod \
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hfs.mod normal.mod hello.mod vga.mod font.mod _multiboot.mod ls.mod \
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hfs.mod jfs.mod normal.mod hello.mod vga.mod font.mod _multiboot.mod ls.mod \
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boot.mod cmp.mod cat.mod terminal.mod
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# For _chain.mod.
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@ -106,6 +106,10 @@ minix_mod_CFLAGS = $(COMMON_CFLAGS)
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hfs_mod_SOURCES = fs/hfs.c
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hfs_mod_CFLAGS = $(COMMON_CFLAGS)
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# For jfs.mod.
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jfs_mod_SOURCES = fs/jfs.c
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jfs_mod_CFLAGS = $(COMMON_CFLAGS)
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||||
# For _linux.mod.
|
||||
_linux_mod_SOURCES = loader/i386/pc/linux.c
|
||||
_linux_mod_CFLAGS = $(COMMON_CFLAGS)
|
||||
|
|
|
|||
|
|
@ -26,15 +26,15 @@ grub_emu_SOURCES = kern/main.c kern/device.c \
|
|||
kern/misc.c kern/loader.c kern/rescue.c kern/term.c \
|
||||
disk/powerpc/ieee1275/partition.c \
|
||||
util/i386/pc/biosdisk.c fs/fat.c fs/ext2.c fs/ufs.c fs/minix.c fs/hfs.c \
|
||||
normal/cmdline.c normal/command.c normal/main.c normal/menu.c \
|
||||
fs/jfs.c normal/cmdline.c normal/command.c normal/main.c normal/menu.c \
|
||||
normal/arg.c \
|
||||
util/console.c util/grub-emu.c util/misc.c util/i386/pc/getroot.c \
|
||||
kern/env.c commands/ls.c \
|
||||
commands/terminal.c commands/boot.c commands/cmp.c commands/cat.c
|
||||
CLEANFILES += grub-emu grub_emu-kern_main.o grub_emu-kern_device.o grub_emu-kern_disk.o grub_emu-kern_dl.o grub_emu-kern_file.o grub_emu-kern_fs.o grub_emu-kern_err.o grub_emu-kern_misc.o grub_emu-kern_loader.o grub_emu-kern_rescue.o grub_emu-kern_term.o grub_emu-disk_powerpc_ieee1275_partition.o grub_emu-util_i386_pc_biosdisk.o grub_emu-fs_fat.o grub_emu-fs_ext2.o grub_emu-fs_ufs.o grub_emu-fs_minix.o grub_emu-fs_hfs.o grub_emu-normal_cmdline.o grub_emu-normal_command.o grub_emu-normal_main.o grub_emu-normal_menu.o grub_emu-normal_arg.o grub_emu-util_console.o grub_emu-util_grub_emu.o grub_emu-util_misc.o grub_emu-util_i386_pc_getroot.o grub_emu-kern_env.o grub_emu-commands_ls.o grub_emu-commands_terminal.o grub_emu-commands_boot.o grub_emu-commands_cmp.o grub_emu-commands_cat.o
|
||||
MOSTLYCLEANFILES += grub_emu-kern_main.d grub_emu-kern_device.d grub_emu-kern_disk.d grub_emu-kern_dl.d grub_emu-kern_file.d grub_emu-kern_fs.d grub_emu-kern_err.d grub_emu-kern_misc.d grub_emu-kern_loader.d grub_emu-kern_rescue.d grub_emu-kern_term.d grub_emu-disk_powerpc_ieee1275_partition.d grub_emu-util_i386_pc_biosdisk.d grub_emu-fs_fat.d grub_emu-fs_ext2.d grub_emu-fs_ufs.d grub_emu-fs_minix.d grub_emu-fs_hfs.d grub_emu-normal_cmdline.d grub_emu-normal_command.d grub_emu-normal_main.d grub_emu-normal_menu.d grub_emu-normal_arg.d grub_emu-util_console.d grub_emu-util_grub_emu.d grub_emu-util_misc.d grub_emu-util_i386_pc_getroot.d grub_emu-kern_env.d grub_emu-commands_ls.d grub_emu-commands_terminal.d grub_emu-commands_boot.d grub_emu-commands_cmp.d grub_emu-commands_cat.d
|
||||
CLEANFILES += grub-emu grub_emu-kern_main.o grub_emu-kern_device.o grub_emu-kern_disk.o grub_emu-kern_dl.o grub_emu-kern_file.o grub_emu-kern_fs.o grub_emu-kern_err.o grub_emu-kern_misc.o grub_emu-kern_loader.o grub_emu-kern_rescue.o grub_emu-kern_term.o grub_emu-disk_powerpc_ieee1275_partition.o grub_emu-util_i386_pc_biosdisk.o grub_emu-fs_fat.o grub_emu-fs_ext2.o grub_emu-fs_ufs.o grub_emu-fs_minix.o grub_emu-fs_hfs.o grub_emu-fs_jfs.o grub_emu-normal_cmdline.o grub_emu-normal_command.o grub_emu-normal_main.o grub_emu-normal_menu.o grub_emu-normal_arg.o grub_emu-util_console.o grub_emu-util_grub_emu.o grub_emu-util_misc.o grub_emu-util_i386_pc_getroot.o grub_emu-kern_env.o grub_emu-commands_ls.o grub_emu-commands_terminal.o grub_emu-commands_boot.o grub_emu-commands_cmp.o grub_emu-commands_cat.o
|
||||
MOSTLYCLEANFILES += grub_emu-kern_main.d grub_emu-kern_device.d grub_emu-kern_disk.d grub_emu-kern_dl.d grub_emu-kern_file.d grub_emu-kern_fs.d grub_emu-kern_err.d grub_emu-kern_misc.d grub_emu-kern_loader.d grub_emu-kern_rescue.d grub_emu-kern_term.d grub_emu-disk_powerpc_ieee1275_partition.d grub_emu-util_i386_pc_biosdisk.d grub_emu-fs_fat.d grub_emu-fs_ext2.d grub_emu-fs_ufs.d grub_emu-fs_minix.d grub_emu-fs_hfs.d grub_emu-fs_jfs.d grub_emu-normal_cmdline.d grub_emu-normal_command.d grub_emu-normal_main.d grub_emu-normal_menu.d grub_emu-normal_arg.d grub_emu-util_console.d grub_emu-util_grub_emu.d grub_emu-util_misc.d grub_emu-util_i386_pc_getroot.d grub_emu-kern_env.d grub_emu-commands_ls.d grub_emu-commands_terminal.d grub_emu-commands_boot.d grub_emu-commands_cmp.d grub_emu-commands_cat.d
|
||||
|
||||
grub-emu: grub_emu-kern_main.o grub_emu-kern_device.o grub_emu-kern_disk.o grub_emu-kern_dl.o grub_emu-kern_file.o grub_emu-kern_fs.o grub_emu-kern_err.o grub_emu-kern_misc.o grub_emu-kern_loader.o grub_emu-kern_rescue.o grub_emu-kern_term.o grub_emu-disk_powerpc_ieee1275_partition.o grub_emu-util_i386_pc_biosdisk.o grub_emu-fs_fat.o grub_emu-fs_ext2.o grub_emu-fs_ufs.o grub_emu-fs_minix.o grub_emu-fs_hfs.o grub_emu-normal_cmdline.o grub_emu-normal_command.o grub_emu-normal_main.o grub_emu-normal_menu.o grub_emu-normal_arg.o grub_emu-util_console.o grub_emu-util_grub_emu.o grub_emu-util_misc.o grub_emu-util_i386_pc_getroot.o grub_emu-kern_env.o grub_emu-commands_ls.o grub_emu-commands_terminal.o grub_emu-commands_boot.o grub_emu-commands_cmp.o grub_emu-commands_cat.o
|
||||
grub-emu: grub_emu-kern_main.o grub_emu-kern_device.o grub_emu-kern_disk.o grub_emu-kern_dl.o grub_emu-kern_file.o grub_emu-kern_fs.o grub_emu-kern_err.o grub_emu-kern_misc.o grub_emu-kern_loader.o grub_emu-kern_rescue.o grub_emu-kern_term.o grub_emu-disk_powerpc_ieee1275_partition.o grub_emu-util_i386_pc_biosdisk.o grub_emu-fs_fat.o grub_emu-fs_ext2.o grub_emu-fs_ufs.o grub_emu-fs_minix.o grub_emu-fs_hfs.o grub_emu-fs_jfs.o grub_emu-normal_cmdline.o grub_emu-normal_command.o grub_emu-normal_main.o grub_emu-normal_menu.o grub_emu-normal_arg.o grub_emu-util_console.o grub_emu-util_grub_emu.o grub_emu-util_misc.o grub_emu-util_i386_pc_getroot.o grub_emu-kern_env.o grub_emu-commands_ls.o grub_emu-commands_terminal.o grub_emu-commands_boot.o grub_emu-commands_cmp.o grub_emu-commands_cat.o
|
||||
$(BUILD_CC) -o $@ $^ $(BUILD_LDFLAGS) $(grub_emu_LDFLAGS)
|
||||
|
||||
grub_emu-kern_main.o: kern/main.c
|
||||
|
|
@ -181,6 +181,14 @@ grub_emu-fs_hfs.d: fs/hfs.c
|
|||
|
||||
-include grub_emu-fs_hfs.d
|
||||
|
||||
grub_emu-fs_jfs.o: fs/jfs.c
|
||||
$(BUILD_CC) -Ifs -I$(srcdir)/fs $(BUILD_CPPFLAGS) $(BUILD_CFLAGS) -DGRUB_UTIL=1 $(grub_emu_CFLAGS) -c -o $@ $<
|
||||
|
||||
grub_emu-fs_jfs.d: fs/jfs.c
|
||||
set -e; $(BUILD_CC) -Ifs -I$(srcdir)/fs $(BUILD_CPPFLAGS) $(BUILD_CFLAGS) -DGRUB_UTIL=1 $(grub_emu_CFLAGS) -M $< | sed 's,jfs\.o[ :]*,grub_emu-fs_jfs.o $@ : ,g' > $@; [ -s $@ ] || rm -f $@
|
||||
|
||||
-include grub_emu-fs_jfs.d
|
||||
|
||||
grub_emu-normal_cmdline.o: normal/cmdline.c
|
||||
$(BUILD_CC) -Inormal -I$(srcdir)/normal $(BUILD_CPPFLAGS) $(BUILD_CFLAGS) -DGRUB_UTIL=1 $(grub_emu_CFLAGS) -c -o $@ $<
|
||||
|
||||
|
|
@ -309,14 +317,14 @@ grubof_SOURCES = boot/powerpc/ieee1275/cmain.c boot/powerpc/ieee1275/ieee1275.c
|
|||
kern/misc.c kern/mm.c kern/loader.c kern/rescue.c kern/term.c \
|
||||
kern/powerpc/ieee1275/init.c term/powerpc/ieee1275/ofconsole.c \
|
||||
kern/powerpc/ieee1275/openfw.c fs/ext2.c fs/ufs.c fs/minix.c fs/hfs.c \
|
||||
normal/cmdline.c normal/command.c normal/main.c normal/menu.c \
|
||||
fs/jfs.c normal/cmdline.c normal/command.c normal/main.c normal/menu.c \
|
||||
disk/powerpc/ieee1275/ofdisk.c disk/powerpc/ieee1275/partition.c \
|
||||
kern/env.c normal/arg.c loader/powerpc/ieee1275/linux.c \
|
||||
loader/powerpc/ieee1275/linux_normal.c commands/boot.c
|
||||
CLEANFILES += grubof grubof-boot_powerpc_ieee1275_cmain.o grubof-boot_powerpc_ieee1275_ieee1275.o grubof-boot_powerpc_ieee1275_crt0.o grubof-kern_main.o grubof-kern_device.o grubof-kern_disk.o grubof-kern_dl.o grubof-kern_file.o grubof-kern_fs.o grubof-kern_err.o grubof-kern_misc.o grubof-kern_mm.o grubof-kern_loader.o grubof-kern_rescue.o grubof-kern_term.o grubof-kern_powerpc_ieee1275_init.o grubof-term_powerpc_ieee1275_ofconsole.o grubof-kern_powerpc_ieee1275_openfw.o grubof-fs_ext2.o grubof-fs_ufs.o grubof-fs_minix.o grubof-fs_hfs.o grubof-normal_cmdline.o grubof-normal_command.o grubof-normal_main.o grubof-normal_menu.o grubof-disk_powerpc_ieee1275_ofdisk.o grubof-disk_powerpc_ieee1275_partition.o grubof-kern_env.o grubof-normal_arg.o grubof-loader_powerpc_ieee1275_linux.o grubof-loader_powerpc_ieee1275_linux_normal.o grubof-commands_boot.o
|
||||
MOSTLYCLEANFILES += grubof-boot_powerpc_ieee1275_cmain.d grubof-boot_powerpc_ieee1275_ieee1275.d grubof-boot_powerpc_ieee1275_crt0.d grubof-kern_main.d grubof-kern_device.d grubof-kern_disk.d grubof-kern_dl.d grubof-kern_file.d grubof-kern_fs.d grubof-kern_err.d grubof-kern_misc.d grubof-kern_mm.d grubof-kern_loader.d grubof-kern_rescue.d grubof-kern_term.d grubof-kern_powerpc_ieee1275_init.d grubof-term_powerpc_ieee1275_ofconsole.d grubof-kern_powerpc_ieee1275_openfw.d grubof-fs_ext2.d grubof-fs_ufs.d grubof-fs_minix.d grubof-fs_hfs.d grubof-normal_cmdline.d grubof-normal_command.d grubof-normal_main.d grubof-normal_menu.d grubof-disk_powerpc_ieee1275_ofdisk.d grubof-disk_powerpc_ieee1275_partition.d grubof-kern_env.d grubof-normal_arg.d grubof-loader_powerpc_ieee1275_linux.d grubof-loader_powerpc_ieee1275_linux_normal.d grubof-commands_boot.d
|
||||
CLEANFILES += grubof grubof-boot_powerpc_ieee1275_cmain.o grubof-boot_powerpc_ieee1275_ieee1275.o grubof-boot_powerpc_ieee1275_crt0.o grubof-kern_main.o grubof-kern_device.o grubof-kern_disk.o grubof-kern_dl.o grubof-kern_file.o grubof-kern_fs.o grubof-kern_err.o grubof-kern_misc.o grubof-kern_mm.o grubof-kern_loader.o grubof-kern_rescue.o grubof-kern_term.o grubof-kern_powerpc_ieee1275_init.o grubof-term_powerpc_ieee1275_ofconsole.o grubof-kern_powerpc_ieee1275_openfw.o grubof-fs_ext2.o grubof-fs_ufs.o grubof-fs_minix.o grubof-fs_hfs.o grubof-fs_jfs.o grubof-normal_cmdline.o grubof-normal_command.o grubof-normal_main.o grubof-normal_menu.o grubof-disk_powerpc_ieee1275_ofdisk.o grubof-disk_powerpc_ieee1275_partition.o grubof-kern_env.o grubof-normal_arg.o grubof-loader_powerpc_ieee1275_linux.o grubof-loader_powerpc_ieee1275_linux_normal.o grubof-commands_boot.o
|
||||
MOSTLYCLEANFILES += grubof-boot_powerpc_ieee1275_cmain.d grubof-boot_powerpc_ieee1275_ieee1275.d grubof-boot_powerpc_ieee1275_crt0.d grubof-kern_main.d grubof-kern_device.d grubof-kern_disk.d grubof-kern_dl.d grubof-kern_file.d grubof-kern_fs.d grubof-kern_err.d grubof-kern_misc.d grubof-kern_mm.d grubof-kern_loader.d grubof-kern_rescue.d grubof-kern_term.d grubof-kern_powerpc_ieee1275_init.d grubof-term_powerpc_ieee1275_ofconsole.d grubof-kern_powerpc_ieee1275_openfw.d grubof-fs_ext2.d grubof-fs_ufs.d grubof-fs_minix.d grubof-fs_hfs.d grubof-fs_jfs.d grubof-normal_cmdline.d grubof-normal_command.d grubof-normal_main.d grubof-normal_menu.d grubof-disk_powerpc_ieee1275_ofdisk.d grubof-disk_powerpc_ieee1275_partition.d grubof-kern_env.d grubof-normal_arg.d grubof-loader_powerpc_ieee1275_linux.d grubof-loader_powerpc_ieee1275_linux_normal.d grubof-commands_boot.d
|
||||
|
||||
grubof: grubof-boot_powerpc_ieee1275_cmain.o grubof-boot_powerpc_ieee1275_ieee1275.o grubof-boot_powerpc_ieee1275_crt0.o grubof-kern_main.o grubof-kern_device.o grubof-kern_disk.o grubof-kern_dl.o grubof-kern_file.o grubof-kern_fs.o grubof-kern_err.o grubof-kern_misc.o grubof-kern_mm.o grubof-kern_loader.o grubof-kern_rescue.o grubof-kern_term.o grubof-kern_powerpc_ieee1275_init.o grubof-term_powerpc_ieee1275_ofconsole.o grubof-kern_powerpc_ieee1275_openfw.o grubof-fs_ext2.o grubof-fs_ufs.o grubof-fs_minix.o grubof-fs_hfs.o grubof-normal_cmdline.o grubof-normal_command.o grubof-normal_main.o grubof-normal_menu.o grubof-disk_powerpc_ieee1275_ofdisk.o grubof-disk_powerpc_ieee1275_partition.o grubof-kern_env.o grubof-normal_arg.o grubof-loader_powerpc_ieee1275_linux.o grubof-loader_powerpc_ieee1275_linux_normal.o grubof-commands_boot.o
|
||||
grubof: grubof-boot_powerpc_ieee1275_cmain.o grubof-boot_powerpc_ieee1275_ieee1275.o grubof-boot_powerpc_ieee1275_crt0.o grubof-kern_main.o grubof-kern_device.o grubof-kern_disk.o grubof-kern_dl.o grubof-kern_file.o grubof-kern_fs.o grubof-kern_err.o grubof-kern_misc.o grubof-kern_mm.o grubof-kern_loader.o grubof-kern_rescue.o grubof-kern_term.o grubof-kern_powerpc_ieee1275_init.o grubof-term_powerpc_ieee1275_ofconsole.o grubof-kern_powerpc_ieee1275_openfw.o grubof-fs_ext2.o grubof-fs_ufs.o grubof-fs_minix.o grubof-fs_hfs.o grubof-fs_jfs.o grubof-normal_cmdline.o grubof-normal_command.o grubof-normal_main.o grubof-normal_menu.o grubof-disk_powerpc_ieee1275_ofdisk.o grubof-disk_powerpc_ieee1275_partition.o grubof-kern_env.o grubof-normal_arg.o grubof-loader_powerpc_ieee1275_linux.o grubof-loader_powerpc_ieee1275_linux_normal.o grubof-commands_boot.o
|
||||
$(BUILD_CC) -o $@ $^ $(BUILD_LDFLAGS) $(grubof_LDFLAGS)
|
||||
|
||||
grubof-boot_powerpc_ieee1275_cmain.o: boot/powerpc/ieee1275/cmain.c
|
||||
|
|
@ -495,6 +503,14 @@ grubof-fs_hfs.d: fs/hfs.c
|
|||
|
||||
-include grubof-fs_hfs.d
|
||||
|
||||
grubof-fs_jfs.o: fs/jfs.c
|
||||
$(BUILD_CC) -Ifs -I$(srcdir)/fs $(BUILD_CPPFLAGS) $(BUILD_CFLAGS) -DGRUB_UTIL=1 $(grubof_CFLAGS) -c -o $@ $<
|
||||
|
||||
grubof-fs_jfs.d: fs/jfs.c
|
||||
set -e; $(BUILD_CC) -Ifs -I$(srcdir)/fs $(BUILD_CPPFLAGS) $(BUILD_CFLAGS) -DGRUB_UTIL=1 $(grubof_CFLAGS) -M $< | sed 's,jfs\.o[ :]*,grubof-fs_jfs.o $@ : ,g' > $@; [ -s $@ ] || rm -f $@
|
||||
|
||||
-include grubof-fs_jfs.d
|
||||
|
||||
grubof-normal_cmdline.o: normal/cmdline.c
|
||||
$(BUILD_CC) -Inormal -I$(srcdir)/normal $(BUILD_CPPFLAGS) $(BUILD_CFLAGS) -DGRUB_UTIL=1 $(grubof_CFLAGS) -c -o $@ $<
|
||||
|
||||
|
|
|
|||
|
|
@ -26,7 +26,7 @@ grub_emu_SOURCES = kern/main.c kern/device.c \
|
|||
kern/misc.c kern/loader.c kern/rescue.c kern/term.c \
|
||||
disk/powerpc/ieee1275/partition.c \
|
||||
util/i386/pc/biosdisk.c fs/fat.c fs/ext2.c fs/ufs.c fs/minix.c fs/hfs.c \
|
||||
normal/cmdline.c normal/command.c normal/main.c normal/menu.c \
|
||||
fs/jfs.c normal/cmdline.c normal/command.c normal/main.c normal/menu.c \
|
||||
normal/arg.c \
|
||||
util/console.c util/grub-emu.c util/misc.c util/i386/pc/getroot.c \
|
||||
kern/env.c commands/ls.c \
|
||||
|
|
@ -39,7 +39,7 @@ grubof_SOURCES = boot/powerpc/ieee1275/cmain.c boot/powerpc/ieee1275/ieee1275.c
|
|||
kern/misc.c kern/mm.c kern/loader.c kern/rescue.c kern/term.c \
|
||||
kern/powerpc/ieee1275/init.c term/powerpc/ieee1275/ofconsole.c \
|
||||
kern/powerpc/ieee1275/openfw.c fs/ext2.c fs/ufs.c fs/minix.c fs/hfs.c \
|
||||
normal/cmdline.c normal/command.c normal/main.c normal/menu.c \
|
||||
fs/jfs.c normal/cmdline.c normal/command.c normal/main.c normal/menu.c \
|
||||
disk/powerpc/ieee1275/ofdisk.c disk/powerpc/ieee1275/partition.c \
|
||||
kern/env.c normal/arg.c loader/powerpc/ieee1275/linux.c \
|
||||
loader/powerpc/ieee1275/linux_normal.c commands/boot.c
|
||||
|
|
|
|||
69
fs/fat.c
69
fs/fat.c
|
|
@ -304,68 +304,6 @@ grub_fat_mount (grub_disk_t disk)
|
|||
return 0;
|
||||
}
|
||||
|
||||
/* Convert UTF-16 (little endian) to UTF8. */
|
||||
static grub_uint8_t *
|
||||
grub_fat_utf16_to_utf8 (grub_uint8_t *dest, grub_uint16_t *src,
|
||||
grub_size_t size)
|
||||
{
|
||||
grub_uint32_t code_high = 0;
|
||||
|
||||
while (size--)
|
||||
{
|
||||
grub_uint32_t code = grub_le_to_cpu16 (*src++);
|
||||
|
||||
if (code_high)
|
||||
{
|
||||
if (code >= 0xDC00 && code <= 0xDFFF)
|
||||
{
|
||||
/* Surrogate pair. */
|
||||
code = ((code_high - 0xD800) << 12) + (code - 0xDC00) + 0x10000;
|
||||
|
||||
*dest++ = (code >> 18) | 0xF0;
|
||||
*dest++ = ((code >> 12) & 0x3F) | 0x80;
|
||||
*dest++ = ((code >> 6) & 0x3F) | 0x80;
|
||||
*dest++ = (code & 0x3F) | 0x80;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Error... */
|
||||
*dest++ = '?';
|
||||
}
|
||||
|
||||
code_high = 0;
|
||||
}
|
||||
else
|
||||
{
|
||||
if (code <= 0x007F)
|
||||
*dest++ = code;
|
||||
else if (code <= 0x07FF)
|
||||
{
|
||||
*dest++ = (code >> 6) | 0xC0;
|
||||
*dest++ = (code & 0x3F) | 0x80;
|
||||
}
|
||||
else if (code >= 0xD800 && code <= 0xDBFF)
|
||||
{
|
||||
code_high = code;
|
||||
continue;
|
||||
}
|
||||
else if (code >= 0xDC00 && code <= 0xDFFF)
|
||||
{
|
||||
/* Error... */
|
||||
*dest++ = '?';
|
||||
}
|
||||
else
|
||||
{
|
||||
*dest++ = (code >> 16) | 0xE0;
|
||||
*dest++ = ((code >> 12) & 0x3F) | 0x80;
|
||||
*dest++ = (code & 0x3F) | 0x80;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
static grub_ssize_t
|
||||
grub_fat_read_data (grub_disk_t disk, struct grub_fat_data *data,
|
||||
void (*read_hook) (unsigned long sector,
|
||||
|
|
@ -610,7 +548,12 @@ grub_fat_find_dir (grub_disk_t disk, struct grub_fat_data *data,
|
|||
|
||||
if (sum == checksum)
|
||||
{
|
||||
*grub_fat_utf16_to_utf8 (filename, unibuf, slots * 13) = '\0';
|
||||
int u;
|
||||
|
||||
for (u = 0; u < slots * 13; u++)
|
||||
unibuf[u] = grub_le_to_cpu16 (unibuf[u]);
|
||||
|
||||
*grub_utf16_to_utf8 (filename, unibuf, slots * 13) = '\0';
|
||||
|
||||
if (*dirname == '\0' && call_hook)
|
||||
{
|
||||
|
|
|
|||
|
|
@ -0,0 +1,892 @@
|
|||
/* jfs.c - JFS. */
|
||||
/*
|
||||
* GRUB -- GRand Unified Bootloader
|
||||
* Copyright (C) 2004 Free Software Foundation, Inc.
|
||||
*
|
||||
* This program 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 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program 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 this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
||||
*/
|
||||
|
||||
#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>
|
||||
|
||||
#define GRUB_JFS_MAX_SYMLNK_CNT 8
|
||||
#define GRUB_JFS_FILETYPE_MASK 0170000
|
||||
#define GRUB_JFS_FILETYPE_REG 0100000
|
||||
#define GRUB_JFS_FILETYPE_LNK 0120000
|
||||
#define GRUB_JFS_FILETYPE_DIR 0040000
|
||||
|
||||
#define GRUB_JFS_SBLOCK 64
|
||||
#define GRUB_JFS_AGGR_INODE 2
|
||||
#define GRUB_JFS_FS1_INODE_BLK 104
|
||||
|
||||
#define GRUB_JFS_TREE_LEAF 2
|
||||
|
||||
struct grub_jfs_sblock
|
||||
{
|
||||
/* The magic for JFS. It should contain the string "JFS1". */
|
||||
grub_uint8_t magic[4];
|
||||
grub_uint32_t version;
|
||||
grub_uint64_t ag_size;
|
||||
|
||||
/* The size of a filesystem block in bytes. XXX: currently only
|
||||
4096 was tested. */
|
||||
grub_uint32_t blksz;
|
||||
grub_uint16_t log2_blksz;
|
||||
|
||||
grub_uint8_t unused[71];
|
||||
grub_uint8_t volname[11];
|
||||
};
|
||||
|
||||
struct grub_jfs_extent
|
||||
{
|
||||
/* The length of the extent in filesystem blocks. */
|
||||
grub_uint16_t length;
|
||||
grub_uint8_t length2;
|
||||
|
||||
/* The physical offset of the first block on the disk. */
|
||||
grub_uint8_t blk1;
|
||||
grub_uint32_t blk2;
|
||||
} __attribute__ ((packed));
|
||||
|
||||
struct grub_jfs_iag
|
||||
{
|
||||
grub_uint8_t unused[3072];
|
||||
struct grub_jfs_extent inodes[128];
|
||||
} __attribute__ ((packed));
|
||||
|
||||
|
||||
/* The head of the tree used to find extents. */
|
||||
struct grub_jfs_treehead
|
||||
{
|
||||
grub_uint64_t next;
|
||||
grub_uint64_t prev;
|
||||
|
||||
grub_uint8_t flags;
|
||||
grub_uint8_t unused;
|
||||
|
||||
grub_uint16_t count;
|
||||
grub_uint16_t max;
|
||||
grub_uint8_t unused2[10];
|
||||
} __attribute__ ((packed));
|
||||
|
||||
/* A node in the extent tree. */
|
||||
struct grub_jfs_tree_extent
|
||||
{
|
||||
grub_uint8_t flags;
|
||||
grub_uint16_t unused;
|
||||
|
||||
/* The offset is the key used to lookup an extent. */
|
||||
grub_uint8_t offset1;
|
||||
grub_uint32_t offset2;
|
||||
|
||||
struct grub_jfs_extent extent;
|
||||
} __attribute__ ((packed));
|
||||
|
||||
/* The tree of directory entries. */
|
||||
struct grub_jfs_tree_dir
|
||||
{
|
||||
/* Pointers to the previous and next tree headers of other nodes on
|
||||
this level. */
|
||||
grub_uint64_t nextb;
|
||||
grub_uint64_t prevb;
|
||||
|
||||
grub_uint8_t flags;
|
||||
|
||||
/* The amount of dirents in this node. */
|
||||
grub_uint8_t count;
|
||||
grub_uint8_t freecnt;
|
||||
grub_uint8_t freelist;
|
||||
grub_uint8_t maxslot;
|
||||
|
||||
/* The location of the sorted array of pointers to dirents. */
|
||||
grub_uint8_t sindex;
|
||||
grub_uint8_t unused[10];
|
||||
} __attribute__ ((packed));
|
||||
|
||||
/* An internal node in the dirents tree. */
|
||||
struct grub_jfs_internal_dirent
|
||||
{
|
||||
struct grub_jfs_extent ex;
|
||||
grub_uint8_t next;
|
||||
grub_uint8_t len;
|
||||
grub_uint16_t namepart[11];
|
||||
} __attribute__ ((packed));
|
||||
|
||||
/* A leaf node in the dirents tree. */
|
||||
struct grub_jfs_leaf_dirent
|
||||
{
|
||||
/* The inode for this dirent. */
|
||||
grub_uint32_t inode;
|
||||
grub_uint8_t next;
|
||||
|
||||
/* The size of the name. */
|
||||
grub_uint8_t len;
|
||||
grub_uint16_t namepart[11];
|
||||
grub_uint32_t index;
|
||||
} __attribute__ ((packed));
|
||||
|
||||
/* A leaf in the dirents tree. This one is used if the previously
|
||||
dirent was not big enough to store the name. */
|
||||
struct grub_jfs_leaf_next_dirent
|
||||
{
|
||||
grub_uint8_t next;
|
||||
grub_uint8_t len;
|
||||
grub_uint16_t namepart[15];
|
||||
} __attribute__ ((packed));
|
||||
|
||||
struct grub_jfs_inode
|
||||
{
|
||||
grub_uint32_t stamp;
|
||||
grub_uint32_t fileset;
|
||||
grub_uint32_t inode;
|
||||
grub_uint8_t unused[12];
|
||||
grub_uint64_t size;
|
||||
grub_uint8_t unused2[20];
|
||||
grub_uint32_t mode;
|
||||
grub_uint8_t unused3[72];
|
||||
grub_uint8_t unused4[96];
|
||||
|
||||
union
|
||||
{
|
||||
/* The tree describing the extents of the file. */
|
||||
struct
|
||||
{
|
||||
struct grub_jfs_treehead tree;
|
||||
struct grub_jfs_tree_extent extents[16];
|
||||
} file __attribute__ ((packed));
|
||||
union
|
||||
{
|
||||
/* The tree describing the dirents. */
|
||||
struct
|
||||
{
|
||||
grub_uint8_t unused[16];
|
||||
grub_uint8_t flags;
|
||||
|
||||
/* Amount of dirents in this node. */
|
||||
grub_uint8_t count;
|
||||
grub_uint8_t freecnt;
|
||||
grub_uint8_t freelist;
|
||||
grub_uint32_t idotdot;
|
||||
grub_uint8_t sorted[8];
|
||||
} header;
|
||||
struct grub_jfs_leaf_dirent dirents[8];
|
||||
} dir __attribute__ ((packed));
|
||||
/* Fast symlink. */
|
||||
struct
|
||||
{
|
||||
grub_uint8_t unused[32];
|
||||
grub_uint8_t path[128];
|
||||
} symlink;
|
||||
} __attribute__ ((packed));
|
||||
} __attribute__ ((packed));
|
||||
|
||||
struct grub_jfs_data
|
||||
{
|
||||
struct grub_jfs_sblock sblock;
|
||||
grub_disk_t disk;
|
||||
struct grub_jfs_inode fileset;
|
||||
struct grub_jfs_inode currinode;
|
||||
int pos;
|
||||
int linknest;
|
||||
} __attribute__ ((packed));
|
||||
|
||||
struct grub_jfs_diropen
|
||||
{
|
||||
int index;
|
||||
union
|
||||
{
|
||||
struct grub_jfs_tree_dir header;
|
||||
struct grub_jfs_leaf_dirent dirent[0];
|
||||
struct grub_jfs_leaf_next_dirent next_dirent[0];
|
||||
char sorted[0];
|
||||
} *dirpage __attribute__ ((packed));
|
||||
struct grub_jfs_data *data;
|
||||
struct grub_jfs_inode *inode;
|
||||
int count;
|
||||
char *sorted;
|
||||
struct grub_jfs_leaf_dirent *leaf;
|
||||
struct grub_jfs_leaf_next_dirent *next_leaf;
|
||||
|
||||
/* The filename and inode of the last read dirent. */
|
||||
char name[255];
|
||||
grub_uint32_t ino;
|
||||
} __attribute__ ((packed));
|
||||
|
||||
|
||||
#ifndef GRUB_UTIL
|
||||
static grub_dl_t my_mod;
|
||||
#endif
|
||||
|
||||
static grub_err_t grub_jfs_lookup_symlink (struct grub_jfs_data *data, int ino);
|
||||
|
||||
/* Get the block number for the block BLK in the node INODE in the
|
||||
mounted filesystem DATA. */
|
||||
static int
|
||||
grub_jfs_blkno (struct grub_jfs_data *data, struct grub_jfs_inode *inode,
|
||||
unsigned int blk)
|
||||
{
|
||||
auto int getblk (struct grub_jfs_treehead *treehead,
|
||||
struct grub_jfs_tree_extent *extents);
|
||||
|
||||
int getblk (struct grub_jfs_treehead *treehead,
|
||||
struct grub_jfs_tree_extent *extents)
|
||||
{
|
||||
int found = -1;
|
||||
int i;
|
||||
|
||||
for (i = 0; i < grub_le_to_cpu16 (treehead->count) - 2; i++)
|
||||
{
|
||||
if (treehead->flags & GRUB_JFS_TREE_LEAF)
|
||||
{
|
||||
/* 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)
|
||||
+ 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));
|
||||
}
|
||||
else
|
||||
if (blk >= grub_le_to_cpu32 (extents[i].offset2))
|
||||
found = i;
|
||||
}
|
||||
|
||||
if (found != -1)
|
||||
{
|
||||
struct
|
||||
{
|
||||
struct grub_jfs_treehead treehead;
|
||||
struct grub_jfs_tree_extent extents[254];
|
||||
} tree;
|
||||
|
||||
if (grub_disk_read (data->disk,
|
||||
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))
|
||||
return -1;
|
||||
|
||||
return getblk (&tree.treehead, &tree.extents[0]);
|
||||
}
|
||||
|
||||
return -1;
|
||||
}
|
||||
|
||||
return getblk (&inode->file.tree, &inode->file.extents[0]);
|
||||
}
|
||||
|
||||
|
||||
static grub_err_t
|
||||
grub_jfs_read_inode (struct grub_jfs_data *data, int ino,
|
||||
struct grub_jfs_inode *inode)
|
||||
{
|
||||
struct grub_jfs_iag iag;
|
||||
int iagnum = ino / 4096;
|
||||
int inoext = (ino % 4096) / 32;
|
||||
int inonum = (ino % 4096) % 32;
|
||||
grub_uint32_t iagblk;
|
||||
grub_uint32_t inoblk;
|
||||
|
||||
iagblk = grub_jfs_blkno (data, &data->fileset, iagnum + 1);
|
||||
if (grub_errno)
|
||||
return grub_errno;
|
||||
|
||||
/* Read in the IAG. */
|
||||
if (grub_disk_read (data->disk,
|
||||
iagblk << (grub_le_to_cpu16 (data->sblock.log2_blksz)
|
||||
- GRUB_DISK_SECTOR_BITS), 0,
|
||||
sizeof (struct grub_jfs_iag), (char *) &iag))
|
||||
return grub_errno;
|
||||
|
||||
inoblk = grub_le_to_cpu32 (iag.inodes[inoext].blk2);
|
||||
inoblk <<= (grub_le_to_cpu16 (data->sblock.log2_blksz)
|
||||
- GRUB_DISK_SECTOR_BITS);
|
||||
inoblk += inonum;
|
||||
|
||||
if (grub_disk_read (data->disk, inoblk, 0,
|
||||
sizeof (struct grub_jfs_inode), (char *) inode))
|
||||
return grub_errno;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
static struct grub_jfs_data *
|
||||
grub_jfs_mount (grub_disk_t disk)
|
||||
{
|
||||
struct grub_jfs_data *data = 0;
|
||||
|
||||
data = grub_malloc (sizeof (struct grub_jfs_data));
|
||||
if (!data)
|
||||
return 0;
|
||||
|
||||
/* Read the superblock. */
|
||||
if (grub_disk_read (disk, GRUB_JFS_SBLOCK, 0,
|
||||
sizeof (struct grub_jfs_sblock), (char *) &data->sblock))
|
||||
goto fail;
|
||||
|
||||
if (grub_strncmp (data->sblock.magic, "JFS1", 4))
|
||||
{
|
||||
grub_error (GRUB_ERR_BAD_FS, "not a jfs filesystem");
|
||||
goto fail;
|
||||
}
|
||||
|
||||
data->disk = disk;
|
||||
data->pos = 0;
|
||||
data->linknest = 0;
|
||||
|
||||
/* Read the inode of the first fileset. */
|
||||
if (grub_disk_read (data->disk, GRUB_JFS_FS1_INODE_BLK, 0,
|
||||
sizeof (struct grub_jfs_inode), (char *) &data->fileset))
|
||||
goto fail;
|
||||
|
||||
return data;
|
||||
|
||||
fail:
|
||||
grub_free (data);
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
static struct grub_jfs_diropen *
|
||||
grub_jfs_opendir (struct grub_jfs_data *data, struct grub_jfs_inode *inode)
|
||||
{
|
||||
struct grub_jfs_internal_dirent *de;
|
||||
struct grub_jfs_diropen *diro;
|
||||
int blk;
|
||||
|
||||
de = (struct grub_jfs_internal_dirent *) inode->dir.dirents;
|
||||
|
||||
if (!((grub_le_to_cpu32 (inode->mode)
|
||||
& GRUB_JFS_FILETYPE_MASK) == GRUB_JFS_FILETYPE_DIR))
|
||||
{
|
||||
grub_error (GRUB_ERR_BAD_FILE_TYPE, "not a directory");
|
||||
return 0;
|
||||
}
|
||||
|
||||
diro = grub_malloc (sizeof (struct grub_jfs_diropen));
|
||||
if (!diro)
|
||||
return 0;
|
||||
|
||||
diro->index = 0;
|
||||
diro->data = data;
|
||||
diro->inode = inode;
|
||||
|
||||
/* Check if the entire tree is contained within the inode. */
|
||||
if (inode->file.tree.flags & GRUB_JFS_TREE_LEAF)
|
||||
{
|
||||
diro->leaf = inode->dir.dirents;
|
||||
diro->next_leaf = (struct grub_jfs_leaf_next_dirent *) de;
|
||||
diro->sorted = inode->dir.header.sorted;
|
||||
diro->count = inode->dir.header.count;
|
||||
diro->dirpage = 0;
|
||||
|
||||
return diro;
|
||||
}
|
||||
|
||||
diro->dirpage = grub_malloc (grub_le_to_cpu32 (data->sblock.blksz));
|
||||
if (!diro->dirpage)
|
||||
{
|
||||
grub_free (diro);
|
||||
return 0;
|
||||
}
|
||||
|
||||
blk = grub_le_to_cpu32 (de[inode->dir.header.sorted[0]].ex.blk2);
|
||||
blk <<= (grub_le_to_cpu16 (data->sblock.log2_blksz) - GRUB_DISK_SECTOR_BITS);
|
||||
|
||||
/* Read in the nodes until we are on the leaf node level. */
|
||||
do
|
||||
{
|
||||
int index;
|
||||
if (grub_disk_read (data->disk, blk, 0,
|
||||
grub_le_to_cpu32 (data->sblock.blksz),
|
||||
diro->dirpage->sorted))
|
||||
{
|
||||
grub_free (diro->dirpage);
|
||||
grub_free (diro);
|
||||
return 0;
|
||||
}
|
||||
|
||||
de = (struct grub_jfs_internal_dirent *) diro->dirpage->dirent;
|
||||
index = diro->dirpage->sorted[diro->dirpage->header.sindex * 32];
|
||||
blk = (grub_le_to_cpu32 (de[index].ex.blk2)
|
||||
<< (grub_le_to_cpu16 (data->sblock.log2_blksz)
|
||||
- GRUB_DISK_SECTOR_BITS));
|
||||
} while (!(diro->dirpage->header.flags & GRUB_JFS_TREE_LEAF));
|
||||
|
||||
diro->leaf = diro->dirpage->dirent;
|
||||
diro->next_leaf = diro->dirpage->next_dirent;
|
||||
diro->sorted = &diro->dirpage->sorted[diro->dirpage->header.sindex * 32];
|
||||
diro->count = diro->dirpage->header.count;
|
||||
|
||||
return diro;
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
grub_jfs_closedir (struct grub_jfs_diropen *diro)
|
||||
{
|
||||
if (!diro)
|
||||
return;
|
||||
grub_free (diro->dirpage);
|
||||
grub_free (diro);
|
||||
}
|
||||
|
||||
|
||||
/* Read in the next dirent from the directory described by DIRO. */
|
||||
static grub_err_t
|
||||
grub_jfs_getent (struct grub_jfs_diropen *diro)
|
||||
{
|
||||
int strpos = 0;
|
||||
struct grub_jfs_leaf_dirent *leaf;
|
||||
struct grub_jfs_leaf_next_dirent *next_leaf;
|
||||
int len;
|
||||
int nextent;
|
||||
grub_uint16_t filename[255];
|
||||
|
||||
auto void addstr (grub_uint16_t *uname, int ulen);
|
||||
|
||||
/* Add the unicode string to the utf16 filename buffer. */
|
||||
void addstr (grub_uint16_t *name, int ulen)
|
||||
{
|
||||
while (ulen--)
|
||||
filename[strpos++] = *(name++);
|
||||
}
|
||||
|
||||
/* The last node, read in more. */
|
||||
if (diro->index == diro->count)
|
||||
{
|
||||
unsigned int next;
|
||||
|
||||
/* If the inode contains the entrie tree or if this was the last
|
||||
node, there is nothing to read. */
|
||||
if ((diro->inode->file.tree.flags & GRUB_JFS_TREE_LEAF)
|
||||
|| !grub_le_to_cpu64 (diro->dirpage->header.nextb))
|
||||
return GRUB_ERR_OUT_OF_RANGE;
|
||||
|
||||
next = grub_le_to_cpu64 (diro->dirpage->header.nextb);
|
||||
next <<= (grub_le_to_cpu16 (diro->data->sblock.log2_blksz)
|
||||
- GRUB_DISK_SECTOR_BITS);
|
||||
|
||||
if (grub_disk_read (diro->data->disk, next, 0,
|
||||
grub_le_to_cpu32 (diro->data->sblock.blksz),
|
||||
diro->dirpage->sorted))
|
||||
return grub_errno;
|
||||
|
||||
diro->leaf = diro->dirpage->dirent;
|
||||
diro->next_leaf = diro->dirpage->next_dirent;
|
||||
diro->sorted = &diro->dirpage->sorted[diro->dirpage->header.sindex * 32];
|
||||
diro->count = diro->dirpage->header.count;
|
||||
diro->index = 0;
|
||||
}
|
||||
|
||||
leaf = &diro->leaf[(int) diro->sorted[diro->index]];
|
||||
next_leaf = &diro->next_leaf[diro->index];
|
||||
|
||||
len = leaf->len;
|
||||
if (!len)
|
||||
{
|
||||
diro->index++;
|
||||
return grub_jfs_getent (diro);
|
||||
}
|
||||
|
||||
addstr (leaf->namepart, len < 11 ? len : 11);
|
||||
diro->ino = grub_le_to_cpu32 (leaf->inode);
|
||||
len -= 11;
|
||||
|
||||
/* Move down to the leaf level. */
|
||||
nextent = leaf->next;
|
||||
if (leaf->next != 255)
|
||||
do
|
||||
{
|
||||
next_leaf = &diro->next_leaf[nextent];
|
||||
addstr (next_leaf->namepart, len < 15 ? len : 15 );
|
||||
|
||||
len -= 15;
|
||||
nextent = next_leaf->next;
|
||||
} while (next_leaf->next != 255 && len > 0);
|
||||
|
||||
diro->index++;
|
||||
|
||||
/* Convert the temporary UTF16 filename to UTF8. */
|
||||
*grub_utf16_to_utf8 (diro->name, filename, strpos) = '\0';
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
/* 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_jfs_read_file (struct grub_jfs_data *data,
|
||||
void (*read_hook) (unsigned long sector,
|
||||
unsigned offset, unsigned length),
|
||||
int pos, unsigned int len, char *buf)
|
||||
{
|
||||
int i;
|
||||
int blockcnt;
|
||||
|
||||
/* Adjust len so it we can't read past the end of the file. */
|
||||
if (len > data->currinode.size)
|
||||
len = data->currinode.size;
|
||||
|
||||
blockcnt = ((len + pos + grub_le_to_cpu32 (data->sblock.blksz) - 1)
|
||||
/ grub_le_to_cpu32 (data->sblock.blksz));
|
||||
|
||||
for (i = pos / grub_le_to_cpu32 (data->sblock.blksz); i < blockcnt; i++)
|
||||
{
|
||||
int blknr;
|
||||
int blockoff = pos % grub_le_to_cpu32 (data->sblock.blksz);
|
||||
int blockend = grub_le_to_cpu32 (data->sblock.blksz);
|
||||
|
||||
int skipfirst = 0;
|
||||
|
||||
blknr = grub_jfs_blkno (data, &data->currinode, i);
|
||||
if (grub_errno)
|
||||
return -1;
|
||||
|
||||
/* Last block. */
|
||||
if (i == blockcnt - 1)
|
||||
{
|
||||
blockend = (len + pos) % grub_le_to_cpu32 (data->sblock.blksz);
|
||||
|
||||
if (!blockend)
|
||||
blockend = grub_le_to_cpu32 (data->sblock.blksz);
|
||||
}
|
||||
|
||||
/* First block. */
|
||||
if (i == (pos / (int) grub_le_to_cpu32 (data->sblock.blksz)))
|
||||
{
|
||||
skipfirst = blockoff;
|
||||
blockend -= skipfirst;
|
||||
}
|
||||
|
||||
data->disk->read_hook = read_hook;
|
||||
grub_disk_read (data->disk,
|
||||
blknr << (grub_le_to_cpu16 (data->sblock.log2_blksz)
|
||||
- GRUB_DISK_SECTOR_BITS),
|
||||
skipfirst, blockend, buf);
|
||||
|
||||
data->disk->read_hook = 0;
|
||||
if (grub_errno)
|
||||
return -1;
|
||||
|
||||
buf += grub_le_to_cpu32 (data->sblock.blksz) - skipfirst;
|
||||
}
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
|
||||
/* Find the file with the pathname PATH on the filesystem described by
|
||||
DATA. */
|
||||
static grub_err_t
|
||||
grub_jfs_find_file (struct grub_jfs_data *data, const char *path)
|
||||
{
|
||||
char fpath[grub_strlen (path)];
|
||||
char *name = fpath;
|
||||
char *next;
|
||||
unsigned int pos = 0;
|
||||
struct grub_jfs_diropen *diro;
|
||||
|
||||
grub_strncpy (fpath, path, grub_strlen (path) + 1);
|
||||
|
||||
if (grub_jfs_read_inode (data, GRUB_JFS_AGGR_INODE, &data->currinode))
|
||||
return grub_errno;
|
||||
|
||||
/* Skip the first slash. */
|
||||
if (name[0] == '/')
|
||||
{
|
||||
name++;
|
||||
if (!*name)
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Extract the actual part from the pathname. */
|
||||
next = grub_strchr (name, '/');
|
||||
if (next)
|
||||
{
|
||||
next[0] = '\0';
|
||||
next++;
|
||||
}
|
||||
|
||||
diro = grub_jfs_opendir (data, &data->currinode);
|
||||
if (!diro)
|
||||
return grub_errno;
|
||||
|
||||
for (;;)
|
||||
{
|
||||
if (grub_strlen (name) == 0)
|
||||
return GRUB_ERR_NONE;
|
||||
|
||||
if (grub_jfs_getent (diro) == GRUB_ERR_OUT_OF_RANGE)
|
||||
break;
|
||||
|
||||
/* Check if the current direntry matches the current part of the
|
||||
pathname. */
|
||||
if (!grub_strcmp (name, diro->name))
|
||||
{
|
||||
int ino = diro->ino;
|
||||
int dirino = grub_le_to_cpu32 (data->currinode.inode);
|
||||
|
||||
grub_jfs_closedir (diro);
|
||||
diro = 0;
|
||||
|
||||
if (grub_jfs_read_inode (data, ino, &data->currinode))
|
||||
break;
|
||||
|
||||
/* Check if this is a symlink. */
|
||||
if ((grub_le_to_cpu32 (data->currinode.mode)
|
||||
& GRUB_JFS_FILETYPE_MASK) == GRUB_JFS_FILETYPE_LNK)
|
||||
{
|
||||
grub_jfs_lookup_symlink (data, dirino);
|
||||
if (grub_errno)
|
||||
return grub_errno;
|
||||
}
|
||||
|
||||
if (!next)
|
||||
return 0;
|
||||
|
||||
pos = 0;
|
||||
|
||||
name = next;
|
||||
next = grub_strchr (name, '/');
|
||||
if (next)
|
||||
{
|
||||
next[0] = '\0';
|
||||
next++;
|
||||
}
|
||||
|
||||
/* Open this directory for reading dirents. */
|
||||
diro = grub_jfs_opendir (data, &data->currinode);
|
||||
if (!diro)
|
||||
return grub_errno;
|
||||
|
||||
continue;
|
||||
}
|
||||
}
|
||||
|
||||
grub_jfs_closedir (diro);
|
||||
grub_error (GRUB_ERR_FILE_NOT_FOUND, "file not found");
|
||||
return grub_errno;
|
||||
}
|
||||
|
||||
|
||||
static grub_err_t
|
||||
grub_jfs_lookup_symlink (struct grub_jfs_data *data, int ino)
|
||||
{
|
||||
int 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, data->currinode.symlink.path, 128);
|
||||
else if (grub_jfs_read_file (data, 0, 0, size, symlink) < 0)
|
||||
return grub_errno;
|
||||
|
||||
symlink[size] = '\0';
|
||||
|
||||
/* The symlink is an absolute path, go back to the root inode. */
|
||||
if (symlink[0] == '/')
|
||||
ino = 2;
|
||||
|
||||
/* Now load in the old inode. */
|
||||
if (grub_jfs_read_inode (data, ino, &data->currinode))
|
||||
return grub_errno;
|
||||
|
||||
grub_jfs_find_file (data, symlink);
|
||||
if (grub_errno)
|
||||
grub_error (grub_errno, "Can not follow symlink `%s'.", symlink);
|
||||
|
||||
return grub_errno;
|
||||
}
|
||||
|
||||
|
||||
static grub_err_t
|
||||
grub_jfs_dir (grub_device_t device, const char *path,
|
||||
int (*hook) (const char *filename, int dir))
|
||||
{
|
||||
struct grub_jfs_data *data = 0;
|
||||
struct grub_jfs_diropen *diro = 0;
|
||||
|
||||
#ifndef GRUB_UTIL
|
||||
grub_dl_ref (my_mod);
|
||||
#endif
|
||||
|
||||
data = grub_jfs_mount (device->disk);
|
||||
if (!data)
|
||||
goto fail;
|
||||
|
||||
if (grub_jfs_find_file (data, path))
|
||||
goto fail;
|
||||
|
||||
diro = grub_jfs_opendir (data, &data->currinode);
|
||||
if (!diro)
|
||||
goto fail;
|
||||
|
||||
/* Iterate over the dirents in the directory that was found. */
|
||||
while (grub_jfs_getent (diro) != GRUB_ERR_OUT_OF_RANGE)
|
||||
{
|
||||
struct grub_jfs_inode inode;
|
||||
int isdir;
|
||||
|
||||
if (grub_jfs_read_inode (data, diro->ino, &inode))
|
||||
goto fail;
|
||||
|
||||
isdir = (grub_le_to_cpu32 (inode.mode)
|
||||
& GRUB_JFS_FILETYPE_MASK) == GRUB_JFS_FILETYPE_DIR;
|
||||
if (hook (diro->name, isdir))
|
||||
goto fail;
|
||||
}
|
||||
|
||||
/* XXX: GRUB_ERR_OUT_OF_RANGE is used for the last dirent. */
|
||||
if (grub_errno == GRUB_ERR_OUT_OF_RANGE)
|
||||
grub_errno = 0;
|
||||
|
||||
fail:
|
||||
grub_jfs_closedir (diro);
|
||||
grub_free (data);
|
||||
|
||||
#ifndef GRUB_UTIL
|
||||
grub_dl_unref (my_mod);
|
||||
#endif
|
||||
|
||||
return grub_errno;
|
||||
}
|
||||
|
||||
|
||||
/* Open a file named NAME and initialize FILE. */
|
||||
static grub_err_t
|
||||
grub_jfs_open (struct grub_file *file, const char *name)
|
||||
{
|
||||
struct grub_jfs_data *data;
|
||||
|
||||
#ifndef GRUB_UTIL
|
||||
grub_dl_ref (my_mod);
|
||||
#endif
|
||||
|
||||
data = grub_jfs_mount (file->device->disk);
|
||||
if (!data)
|
||||
goto fail;
|
||||
|
||||
grub_jfs_find_file (data, name);
|
||||
if (grub_errno)
|
||||
goto fail;
|
||||
|
||||
/* It is only possible for open regular files. */
|
||||
if (! ((grub_le_to_cpu32 (data->currinode.mode)
|
||||
& GRUB_JFS_FILETYPE_MASK) == GRUB_JFS_FILETYPE_REG))
|
||||
{
|
||||
grub_error (GRUB_ERR_BAD_FILE_TYPE, "not a regular file");
|
||||
goto fail;
|
||||
}
|
||||
|
||||
file->data = data;
|
||||
file->size = grub_le_to_cpu64 (data->currinode.size);
|
||||
|
||||
return 0;
|
||||
|
||||
fail:
|
||||
|
||||
#ifndef GRUB_UTIL
|
||||
grub_dl_unref (my_mod);
|
||||
#endif
|
||||
|
||||
grub_free (data);
|
||||
|
||||
return grub_errno;;
|
||||
}
|
||||
|
||||
|
||||
static grub_ssize_t
|
||||
grub_jfs_read (grub_file_t file, char *buf, grub_ssize_t len)
|
||||
{
|
||||
struct grub_jfs_data *data =
|
||||
(struct grub_jfs_data *) file->data;
|
||||
|
||||
return grub_jfs_read_file (data, file->read_hook, file->offset, len, buf);
|
||||
}
|
||||
|
||||
|
||||
static grub_err_t
|
||||
grub_jfs_close (grub_file_t file)
|
||||
{
|
||||
grub_free (file->data);
|
||||
|
||||
#ifndef GRUB_UTIL
|
||||
grub_dl_unref (my_mod);
|
||||
#endif
|
||||
|
||||
return GRUB_ERR_NONE;
|
||||
}
|
||||
|
||||
|
||||
static grub_err_t
|
||||
grub_jfs_label (grub_device_t device, char **label)
|
||||
{
|
||||
struct grub_jfs_data *data;
|
||||
data = grub_jfs_mount (device->disk);
|
||||
|
||||
if (data)
|
||||
*label = grub_strndup (data->sblock.volname, 11);
|
||||
else
|
||||
*label = 0;
|
||||
|
||||
return grub_errno;
|
||||
}
|
||||
|
||||
|
||||
static struct grub_fs grub_jfs_fs =
|
||||
{
|
||||
.name = "jfs",
|
||||
.dir = grub_jfs_dir,
|
||||
.open = grub_jfs_open,
|
||||
.read = grub_jfs_read,
|
||||
.close = grub_jfs_close,
|
||||
.label = grub_jfs_label,
|
||||
.next = 0
|
||||
};
|
||||
|
||||
#ifdef GRUB_UTIL
|
||||
void
|
||||
grub_jfs_init (void)
|
||||
{
|
||||
grub_fs_register (&grub_jfs_fs);
|
||||
}
|
||||
|
||||
void
|
||||
grub_jfs_fini (void)
|
||||
{
|
||||
grub_fs_unregister (&grub_jfs_fs);
|
||||
}
|
||||
#else /* ! GRUB_UTIL */
|
||||
GRUB_MOD_INIT
|
||||
{
|
||||
grub_fs_register (&grub_jfs_fs);
|
||||
my_mod = mod;
|
||||
}
|
||||
|
||||
GRUB_MOD_FINI
|
||||
{
|
||||
grub_fs_unregister (&grub_jfs_fs);
|
||||
}
|
||||
#endif /* ! GRUB_UTIL */
|
||||
|
|
@ -76,6 +76,8 @@ void grub_minix_init (void);
|
|||
void grub_minix_fini (void);
|
||||
void grub_hfs_init (void);
|
||||
void grub_hfs_fini (void);
|
||||
void grub_jfs_init (void);
|
||||
void grub_jfs_fini (void);
|
||||
#endif /* GRUB_UTIL */
|
||||
|
||||
#endif /* ! GRUB_FS_HEADER */
|
||||
|
|
|
|||
|
|
@ -58,6 +58,10 @@ int EXPORT_FUNC(grub_vprintf) (const char *fmt, va_list args);
|
|||
int EXPORT_FUNC(grub_sprintf) (char *str, const char *fmt, ...) __attribute__ ((format (printf, 2, 3)));
|
||||
int EXPORT_FUNC(grub_vsprintf) (char *str, const char *fmt, va_list args);
|
||||
void EXPORT_FUNC(grub_stop) (void) __attribute__ ((noreturn));
|
||||
grub_uint8_t *EXPORT_FUNC(grub_utf16_to_utf8) (grub_uint8_t *dest,
|
||||
grub_uint16_t *src,
|
||||
grub_size_t size);
|
||||
|
||||
grub_err_t EXPORT_FUNC(grub_split_cmdline) (const char *str,
|
||||
grub_err_t (* getline) (char **),
|
||||
int *argc, char ***argv);
|
||||
|
|
|
|||
62
kern/misc.c
62
kern/misc.c
|
|
@ -647,6 +647,68 @@ grub_sprintf (char *str, const char *fmt, ...)
|
|||
return ret;
|
||||
}
|
||||
|
||||
/* Convert UTF-16 to UTF8. */
|
||||
grub_uint8_t *
|
||||
grub_utf16_to_utf8 (grub_uint8_t *dest, grub_uint16_t *src,
|
||||
grub_size_t size)
|
||||
{
|
||||
grub_uint32_t code_high = 0;
|
||||
|
||||
while (size--)
|
||||
{
|
||||
grub_uint32_t code = *src++;
|
||||
|
||||
if (code_high)
|
||||
{
|
||||
if (code >= 0xDC00 && code <= 0xDFFF)
|
||||
{
|
||||
/* Surrogate pair. */
|
||||
code = ((code_high - 0xD800) << 12) + (code - 0xDC00) + 0x10000;
|
||||
|
||||
*dest++ = (code >> 18) | 0xF0;
|
||||
*dest++ = ((code >> 12) & 0x3F) | 0x80;
|
||||
*dest++ = ((code >> 6) & 0x3F) | 0x80;
|
||||
*dest++ = (code & 0x3F) | 0x80;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* Error... */
|
||||
*dest++ = '?';
|
||||
}
|
||||
|
||||
code_high = 0;
|
||||
}
|
||||
else
|
||||
{
|
||||
if (code <= 0x007F)
|
||||
*dest++ = code;
|
||||
else if (code <= 0x07FF)
|
||||
{
|
||||
*dest++ = (code >> 6) | 0xC0;
|
||||
*dest++ = (code & 0x3F) | 0x80;
|
||||
}
|
||||
else if (code >= 0xD800 && code <= 0xDBFF)
|
||||
{
|
||||
code_high = code;
|
||||
continue;
|
||||
}
|
||||
else if (code >= 0xDC00 && code <= 0xDFFF)
|
||||
{
|
||||
/* Error... */
|
||||
*dest++ = '?';
|
||||
}
|
||||
else
|
||||
{
|
||||
*dest++ = (code >> 16) | 0xE0;
|
||||
*dest++ = ((code >> 12) & 0x3F) | 0x80;
|
||||
*dest++ = (code & 0x3F) | 0x80;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return dest;
|
||||
}
|
||||
|
||||
grub_err_t
|
||||
grub_split_cmdline (const char *cmdline, grub_err_t (* getline) (char **), int *argc, char ***argv)
|
||||
{
|
||||
|
|
|
|||
|
|
@ -161,6 +161,7 @@ main (int argc, char *argv[])
|
|||
grub_ufs_init ();
|
||||
grub_minix_init ();
|
||||
grub_hfs_init ();
|
||||
grub_jfs_init ();
|
||||
grub_ls_init ();
|
||||
grub_boot_init ();
|
||||
grub_cmp_init ();
|
||||
|
|
@ -179,6 +180,7 @@ main (int argc, char *argv[])
|
|||
grub_ext2_fini ();
|
||||
grub_minix_fini ();
|
||||
grub_hfs_fini ();
|
||||
grub_jfs_fini ();
|
||||
grub_fat_fini ();
|
||||
grub_boot_fini ();
|
||||
grub_cmp_fini ();
|
||||
|
|
|
|||
Loading…
Reference in New Issue