libkern/kxld/kxld_object.c

6  * This file contains Original Code and/or Modifications of Original Code
8  * Version 2.0 (the 'License'). You may not use this file except in
16  * http://www.opensource.apple.com/apsl/ and read it before using this file.
74     u_char *file;
115     u_char *file, u_long size);
154 static u_long get_macho_cmd_data_32(u_char *file, u_long offset,
160 static u_long get_macho_cmd_data_64(u_char *file, u_long offset,
203 kxld_object_init_from_macho(KXLDObject *object, u_char *file, u_long size,
212     check(file);
231     rval = get_macho_slice_for_arch(object, file, size);
244     rval = kxld_relocator_init(&object->relocator, object->file,
257         struct mach_header *mach_hdr = (struct mach_header *) ((void *) object->file);
260         struct mach_header_64 *mach_hdr = (struct mach_header_64 *) ((void *) object->file);
410 get_macho_slice_for_arch(KXLDObject *object, u_char *file, u_long size)
415     struct fat_header *fat = (struct fat_header *) ((void *) file);
421     check(file);
424     object->file = file;
427     /* We are assuming that we will never receive a fat file in the kernel */
463         object->file = file + arch->offset;
470         rval = validate_and_swap_macho_32(object->file, object->size
476         rval = validate_and_swap_macho_64(object->file, object->size
484     mach_hdr = (struct mach_header *) ((void *) object->file);
522         object->file, offset, &filetype, &ncmds);
528         cmd_hdr = (struct load_command *) ((void *) (object->file + offset));
578         cmd_hdr = (struct load_command *) ((void *) (object->file + offset));
638                 (struct relocation_info *) ((void *) (object->file + object->dysymtab_hdr->extreloff)),
643                 (struct relocation_info *) ((void *) (object->file + object->dysymtab_hdr->locreloff)),
680                     sect, object->file, &sect_offset, secti, &object->relocator);
727             "The kernel file is not of type MH_EXECUTE."));
741         object->symtab, symtab_hdr, object->file, kernel_linkedit_seg);
809         object->symtab, symtab_hdr, object->file,
854         object->file, offset, &filetype, &ncmds);
865         cmd_hdr = (struct load_command *) ((void *) (object->file + offset));
931                 object->symtab, symtab_hdr, object->file,
976                 sect, object->file, &sect_offset, i, &object->relocator);
1015 get_macho_cmd_data_32(u_char *file, u_long offset, u_int *filetype, u_int *ncmds)
1017     struct mach_header *mach_hdr = (struct mach_header *) ((void *) (file + offset));
1031 get_macho_cmd_data_64(u_char *file, u_long offset, u_int *filetype,  u_int *ncmds)
1033     struct mach_header_64 *mach_hdr = (struct mach_header_64 *) ((void *) (file + offset));
1247         sym = kxld_reloc_get_symbol(&object->relocator, reloc, object->file);
1524         unswap_macho(object->file, object->host_order, object->target_order);
1549     object->file = NULL;
1579     if (object->file && kxld_object_is_kernel(object)) {
1580         unswap_macho(object->file, object->host_order, object->target_order);
1614     return object->file;
1741     /* Copy data to the file */
2140      *      their offset from the start of the file in the section.  Simply
2141      *      add the file's link address to fill this entry.
2146     symidx = (int32_t *) ((void *) (object->file + object->dysymtab_hdr->indirectsymoff));