grub/include/grub/types.h
Robert Millan 58bc8bd5b1 2010-01-03 Robert Millan <rmh.grub@aybabtu.com>
* boot/i386/pc/boot.S: Update copyright year.
	* boot/i386/pc/cdboot.S: Likewise.
	* boot/i386/pc/diskboot.S: Likewise.
	* boot/i386/pc/lnxboot.S: Likewise.
	* boot/i386/pc/pxeboot.S: Likewise.
	* bus/pci.c: Likewise.
	* commands/cmp.c: Likewise.
	* commands/help.c: Likewise.
	* commands/hexdump.c: Likewise.
	* commands/i386/pc/halt.c: Likewise.
	* commands/i386/pc/play.c: Likewise.
	* commands/i386/pc/vbeinfo.c: Likewise.
	* commands/ls.c: Likewise.
	* commands/test.c: Likewise.
	* disk/dmraid_nvidia.c: Likewise.
	* disk/i386/pc/biosdisk.c: Likewise.
	* disk/ieee1275/nand.c: Likewise.
	* disk/ieee1275/ofdisk.c: Likewise.
	* disk/lvm.c: Likewise.
	* disk/raid.c: Likewise.
	* disk/raid6_recover.c: Likewise.
	* disk/scsi.c: Likewise.
	* fs/affs.c: Likewise.
	* fs/cpio.c: Likewise.
	* fs/ext2.c: Likewise.
	* fs/hfs.c: Likewise.
	* fs/iso9660.c: Likewise.
	* fs/ntfs.c: Likewise.
	* fs/sfs.c: Likewise.
	* fs/udf.c: Likewise.
	* fs/ufs.c: Likewise.
	* fs/xfs.c: Likewise.
	* gencmdlist.sh: Likewise.
	* genmk.rb: Likewise.
	* include/grub/disk.h: Likewise.
	* include/grub/efi/api.h: Likewise.
	* include/grub/efi/efi.h: Likewise.
	* include/grub/efi/pe32.h: Likewise.
	* include/grub/elf.h: Likewise.
	* include/grub/fs.h: Likewise.
	* include/grub/i386/at_keyboard.h: Likewise.
	* include/grub/i386/pc/memory.h: Likewise.
	* include/grub/i386/pc/vbe.h: Likewise.
	* include/grub/i386/pci.h: Likewise.
	* include/grub/i386/tsc.h: Likewise.
	* include/grub/ieee1275/ieee1275.h: Likewise.
	* include/grub/ntfs.h: Likewise.
	* include/grub/sparc64/ieee1275/ieee1275.h: Likewise.
	* include/grub/sparc64/libgcc.h: Likewise.
	* include/grub/symbol.h: Likewise.
	* include/grub/types.h: Likewise.
	* include/multiboot2.h: Likewise.
	* io/gzio.c: Likewise.
	* kern/device.c: Likewise.
	* kern/disk.c: Likewise.
	* kern/efi/efi.c: Likewise.
	* kern/efi/mm.c: Likewise.
	* kern/elf.c: Likewise.
	* kern/file.c: Likewise.
	* kern/i386/dl.c: Likewise.
	* kern/i386/pc/init.c: Likewise.
	* kern/i386/pc/startup.S: Likewise.
	* kern/ieee1275/ieee1275.c: Likewise.
	* kern/ieee1275/init.c: Likewise.
	* kern/main.c: Likewise.
	* kern/mm.c: Likewise.
	* kern/powerpc/dl.c: Likewise.
	* kern/sparc64/dl.c: Likewise.
	* kern/x86_64/dl.c: Likewise.
	* lib/hexdump.c: Likewise.
	* loader/efi/appleloader.c: Likewise.
	* loader/i386/ieee1275/linux.c: Likewise.
	* loader/i386/pc/chainloader.c: Likewise.
	* loader/i386/pc/linux.c: Likewise.
	* loader/i386/pc/multiboot2.c: Likewise.
	* loader/ieee1275/multiboot2.c: Likewise.
	* loader/multiboot2.c: Likewise.
	* loader/multiboot_loader.c: Likewise.
	* loader/powerpc/ieee1275/linux.c: Likewise.
	* normal/completion.c: Likewise.
	* normal/menu_entry.c: Likewise.
	* partmap/apple.c: Likewise.
	* util/grub.d/10_hurd.in: Likewise.
	* util/hostfs.c: Likewise.
	* video/readers/png.c: Likewise.
2010-01-03 22:05:07 +00:00

226 lines
7.8 KiB
C

/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2002,2005,2006,2007,2008,2009 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/>.
*/
#ifndef GRUB_TYPES_HEADER
#define GRUB_TYPES_HEADER 1
#include <config.h>
#include <grub/cpu/types.h>
#ifdef GRUB_UTIL
# define GRUB_CPU_SIZEOF_VOID_P SIZEOF_VOID_P
# define GRUB_CPU_SIZEOF_LONG SIZEOF_LONG
# ifdef WORDS_BIGENDIAN
# define GRUB_CPU_WORDS_BIGENDIAN 1
# else
# undef GRUB_CPU_WORDS_BIGENDIAN
# endif
#else /* ! GRUB_UTIL */
# define GRUB_CPU_SIZEOF_VOID_P GRUB_TARGET_SIZEOF_VOID_P
# define GRUB_CPU_SIZEOF_LONG GRUB_TARGET_SIZEOF_LONG
# ifdef GRUB_TARGET_WORDS_BIGENDIAN
# define GRUB_CPU_WORDS_BIGENDIAN 1
# else
# undef GRUB_CPU_WORDS_BIGENDIAN
# endif
#endif /* ! GRUB_UTIL */
#if GRUB_CPU_SIZEOF_VOID_P != GRUB_CPU_SIZEOF_LONG
# error "This architecture is not supported because sizeof(void *) != sizeof(long)"
#endif
#if GRUB_CPU_SIZEOF_VOID_P != 4 && GRUB_CPU_SIZEOF_VOID_P != 8
# error "This architecture is not supported because sizeof(void *) != 4 and sizeof(void *) != 8"
#endif
#ifndef GRUB_TARGET_WORDSIZE
# if GRUB_TARGET_SIZEOF_VOID_P == 4
# define GRUB_TARGET_WORDSIZE 32
# elif GRUB_TARGET_SIZEOF_VOID_P == 8
# define GRUB_TARGET_WORDSIZE 64
# endif
#endif
/* Define various wide integers. */
typedef signed char grub_int8_t;
typedef short grub_int16_t;
typedef int grub_int32_t;
#if GRUB_CPU_SIZEOF_VOID_P == 8
typedef long grub_int64_t;
#else
typedef long long grub_int64_t;
#endif
typedef unsigned char grub_uint8_t;
typedef unsigned short grub_uint16_t;
typedef unsigned grub_uint32_t;
#if GRUB_CPU_SIZEOF_VOID_P == 8
typedef unsigned long grub_uint64_t;
#else
typedef unsigned long long grub_uint64_t;
#endif
/* Misc types. */
#if GRUB_TARGET_SIZEOF_VOID_P == 8
typedef grub_uint64_t grub_target_addr_t;
typedef grub_uint64_t grub_target_off_t;
typedef grub_uint64_t grub_target_size_t;
typedef grub_int64_t grub_target_ssize_t;
#else
typedef grub_uint32_t grub_target_addr_t;
typedef grub_uint32_t grub_target_off_t;
typedef grub_uint32_t grub_target_size_t;
typedef grub_int32_t grub_target_ssize_t;
#endif
#if GRUB_CPU_SIZEOF_VOID_P == 8
typedef grub_uint64_t grub_addr_t;
typedef grub_uint64_t grub_size_t;
typedef grub_int64_t grub_ssize_t;
#else
typedef grub_uint32_t grub_addr_t;
typedef grub_uint32_t grub_size_t;
typedef grub_int32_t grub_ssize_t;
#endif
#if GRUB_CPU_SIZEOF_VOID_P == 8
# define GRUB_ULONG_MAX 18446744073709551615UL
# define GRUB_LONG_MAX 9223372036854775807L
# define GRUB_LONG_MIN (-9223372036854775807L - 1)
#else
# define GRUB_ULONG_MAX 4294967295UL
# define GRUB_LONG_MAX 2147483647L
# define GRUB_LONG_MIN (-2147483647L - 1)
#endif
#if GRUB_CPU_SIZEOF_VOID_P == 4
#define UINT_TO_PTR(x) ((void*)(grub_uint32_t)(x))
#define PTR_TO_UINT64(x) ((grub_uint64_t)(grub_uint32_t)(x))
#define PTR_TO_UINT32(x) ((grub_uint32_t)(x))
#else
#define UINT_TO_PTR(x) ((void*)(grub_uint64_t)(x))
#define PTR_TO_UINT64(x) ((grub_uint64_t)(x))
#define PTR_TO_UINT32(x) ((grub_uint32_t)(grub_uint64_t)(x))
#endif
/* The type for representing a file offset. */
typedef grub_uint64_t grub_off_t;
/* The type for representing a disk block address. */
typedef grub_uint64_t grub_disk_addr_t;
/* Byte-orders. */
#define grub_swap_bytes16(x) \
({ \
grub_uint16_t _x = (x); \
(grub_uint16_t) ((_x << 8) | (_x >> 8)); \
})
#if defined(__GNUC__) && (__GNUC__ > 3) && (__GNUC__ > 4 || __GNUC_MINOR__ >= 3)
static inline grub_uint32_t grub_swap_bytes32(grub_uint32_t x)
{
return __builtin_bswap32(x);
}
static inline grub_uint64_t grub_swap_bytes64(grub_uint64_t x)
{
return __builtin_bswap64(x);
}
#else /* not gcc 4.3 or newer */
#define grub_swap_bytes32(x) \
({ \
grub_uint32_t _x = (x); \
(grub_uint32_t) ((_x << 24) \
| ((_x & (grub_uint32_t) 0xFF00UL) << 8) \
| ((_x & (grub_uint32_t) 0xFF0000UL) >> 8) \
| (_x >> 24)); \
})
#define grub_swap_bytes64(x) \
({ \
grub_uint64_t _x = (x); \
(grub_uint64_t) ((_x << 56) \
| ((_x & (grub_uint64_t) 0xFF00ULL) << 40) \
| ((_x & (grub_uint64_t) 0xFF0000ULL) << 24) \
| ((_x & (grub_uint64_t) 0xFF000000ULL) << 8) \
| ((_x & (grub_uint64_t) 0xFF00000000ULL) >> 8) \
| ((_x & (grub_uint64_t) 0xFF0000000000ULL) >> 24) \
| ((_x & (grub_uint64_t) 0xFF000000000000ULL) >> 40) \
| (_x >> 56)); \
})
#endif /* not gcc 4.3 or newer */
#ifdef GRUB_CPU_WORDS_BIGENDIAN
# define grub_cpu_to_le16(x) grub_swap_bytes16(x)
# define grub_cpu_to_le32(x) grub_swap_bytes32(x)
# define grub_cpu_to_le64(x) grub_swap_bytes64(x)
# define grub_le_to_cpu16(x) grub_swap_bytes16(x)
# define grub_le_to_cpu32(x) grub_swap_bytes32(x)
# define grub_le_to_cpu64(x) grub_swap_bytes64(x)
# define grub_cpu_to_be16(x) ((grub_uint16_t) (x))
# define grub_cpu_to_be32(x) ((grub_uint32_t) (x))
# define grub_cpu_to_be64(x) ((grub_uint64_t) (x))
# define grub_be_to_cpu16(x) ((grub_uint16_t) (x))
# define grub_be_to_cpu32(x) ((grub_uint32_t) (x))
# define grub_be_to_cpu64(x) ((grub_uint64_t) (x))
# ifdef GRUB_TARGET_WORDS_BIGENDIAN
# define grub_target_to_host16(x) ((grub_uint16_t) (x))
# define grub_target_to_host32(x) ((grub_uint32_t) (x))
# define grub_target_to_host64(x) ((grub_uint64_t) (x))
# define grub_host_to_target16(x) ((grub_uint16_t) (x))
# define grub_host_to_target32(x) ((grub_uint32_t) (x))
# define grub_host_to_target64(x) ((grub_uint64_t) (x))
# else /* ! GRUB_TARGET_WORDS_BIGENDIAN */
# define grub_target_to_host16(x) grub_swap_bytes16(x)
# define grub_target_to_host32(x) grub_swap_bytes32(x)
# define grub_target_to_host64(x) grub_swap_bytes64(x)
# define grub_host_to_target16(x) grub_swap_bytes16(x)
# define grub_host_to_target32(x) grub_swap_bytes32(x)
# define grub_host_to_target64(x) grub_swap_bytes64(x)
# endif
#else /* ! WORDS_BIGENDIAN */
# define grub_cpu_to_le16(x) ((grub_uint16_t) (x))
# define grub_cpu_to_le32(x) ((grub_uint32_t) (x))
# define grub_cpu_to_le64(x) ((grub_uint64_t) (x))
# define grub_le_to_cpu16(x) ((grub_uint16_t) (x))
# define grub_le_to_cpu32(x) ((grub_uint32_t) (x))
# define grub_le_to_cpu64(x) ((grub_uint64_t) (x))
# define grub_cpu_to_be16(x) grub_swap_bytes16(x)
# define grub_cpu_to_be32(x) grub_swap_bytes32(x)
# define grub_cpu_to_be64(x) grub_swap_bytes64(x)
# define grub_be_to_cpu16(x) grub_swap_bytes16(x)
# define grub_be_to_cpu32(x) grub_swap_bytes32(x)
# define grub_be_to_cpu64(x) grub_swap_bytes64(x)
# ifdef GRUB_TARGET_WORDS_BIGENDIAN
# define grub_target_to_host16(x) grub_swap_bytes16(x)
# define grub_target_to_host32(x) grub_swap_bytes32(x)
# define grub_target_to_host64(x) grub_swap_bytes64(x)
# define grub_host_to_target16(x) grub_swap_bytes16(x)
# define grub_host_to_target32(x) grub_swap_bytes32(x)
# define grub_host_to_target64(x) grub_swap_bytes64(x)
# else /* ! GRUB_TARGET_WORDS_BIGENDIAN */
# define grub_target_to_host16(x) ((grub_uint16_t) (x))
# define grub_target_to_host32(x) ((grub_uint32_t) (x))
# define grub_target_to_host64(x) ((grub_uint64_t) (x))
# define grub_host_to_target16(x) ((grub_uint16_t) (x))
# define grub_host_to_target32(x) ((grub_uint32_t) (x))
# define grub_host_to_target64(x) ((grub_uint64_t) (x))
# endif
#endif /* ! WORDS_BIGENDIAN */
#endif /* ! GRUB_TYPES_HEADER */