grub/include/grub/machoload.h
2009-09-02 02:52:10 +02:00

73 lines
2.5 KiB
C

/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 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_MACHOLOAD_HEADER
#define GRUB_MACHOLOAD_HEADER 1
#include <grub/err.h>
#include <grub/elf.h>
#include <grub/file.h>
#include <grub/symbol.h>
#include <grub/types.h>
struct grub_macho_file
{
grub_file_t file;
grub_ssize_t offset32;
grub_ssize_t end32;
int ncmds32;
grub_size_t cmdsize32;
grub_uint8_t *cmds32;
grub_ssize_t offset64;
grub_ssize_t end64;
int ncmds64;
grub_size_t cmdsize64;
grub_uint8_t *cmds64;
};
typedef struct grub_macho_file *grub_macho_t;
grub_macho_t grub_macho_open (const char *);
grub_macho_t grub_macho_file (grub_file_t);
grub_err_t grub_macho_close (grub_macho_t);
int grub_macho_contains_macho32 (grub_macho_t);
grub_err_t grub_macho_size32 (grub_macho_t macho, grub_uint32_t *segments_start,
grub_uint32_t *segments_end, int flags);
grub_uint32_t grub_macho_get_entry_point32 (grub_macho_t macho);
int grub_macho_contains_macho64 (grub_macho_t);
grub_err_t grub_macho_size64 (grub_macho_t macho, grub_uint64_t *segments_start,
grub_uint64_t *segments_end, int flags);
grub_uint64_t grub_macho_get_entry_point64 (grub_macho_t macho);
/* Ignore BSS segments when loading. */
#define GRUB_MACHO_NOBSS 0x1
grub_err_t grub_macho_load32 (grub_macho_t macho, char *offset, int flags);
grub_err_t grub_macho_load64 (grub_macho_t macho, char *offset, int flags);
/* Like filesize and file_read but take only 32-bit part
for current architecture. */
grub_size_t grub_macho_filesize32 (grub_macho_t macho);
grub_err_t grub_macho_readfile32 (grub_macho_t macho, void *dest);
grub_size_t grub_macho_filesize64 (grub_macho_t macho);
grub_err_t grub_macho_readfile64 (grub_macho_t macho, void *dest);
void grub_macho_parse32 (grub_macho_t macho);
void grub_macho_parse64 (grub_macho_t macho);
#endif /* ! GRUB_MACHOLOAD_HEADER */