| 1 | /* |
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| 2 | * libMatch.c |
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| 3 | * F-Script Anywhere |
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| 4 | * |
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| 5 | * Created by Nicholas Riley on Fri Feb 01 2002. |
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| 6 | * Copyright (c) 2001 Nicholas Riley. All rights reserved. |
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| 7 | * |
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| 8 | */ |
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| 9 | |
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| 10 | /* |
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| 11 | * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. |
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| 12 | * |
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| 13 | * @APPLE_LICENSE_HEADER_START@ |
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| 14 | * |
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| 15 | * Portions Copyright (c) 1999 Apple Computer, Inc. All Rights |
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| 16 | * Reserved. This file contains Original Code and/or Modifications of |
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| 17 | * Original Code as defined in and that are subject to the Apple Public |
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| 18 | * Source License Version 1.1 (the "License"). You may not use this file |
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| 19 | * except in compliance with the License. Please obtain a copy of the |
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| 20 | * License at http://www.apple.com/publicsource and read it before using |
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| 21 | * this file. |
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| 22 | * |
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| 23 | * The Original Code and all software distributed under the License are |
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| 24 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
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| 25 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
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| 26 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
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| 27 | * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT. Please see the |
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| 28 | * License for the specific language governing rights and limitations |
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| 29 | * under the License. |
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| 30 | * |
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| 31 | * @APPLE_LICENSE_HEADER_END@ |
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| 32 | */ |
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| 33 | |
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| 34 | // Yes, this file is a gigantic hack of otool code. It still took me several hours |
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| 35 | // of work to get to this point, though, and all to get around one of Apple's bugs. |
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| 36 | // Cleanup very much appreciated. |
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| 37 | |
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| 38 | #include "libMatch.h" |
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| 39 | #include <stdlib.h> |
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| 40 | #include <string.h> |
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| 41 | #include <mach-o/loader.h> |
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| 42 | //#include "stuff/bytesex.h" |
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| 43 | #include "stuff/ofile.h" |
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| 44 | |
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| 45 | typedef char BOOL; |
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| 46 | |
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| 47 | #define YES (BOOL)1 |
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| 48 | #define NO (BOOL)0 |
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| 49 | |
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| 50 | |
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| 51 | char *progname = "libMatch"; // used by libstuff for errors |
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| 52 | |
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| 53 | #define error printf |
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| 54 | #define printf NOOP |
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| 55 | |
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| 56 | void NOOP(char *fmt, ...) { |
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| 57 | |
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| 58 | } |
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| 59 | |
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| 60 | BOOL ofile_matches_lib(struct mach_header *mh, |
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| 61 | struct load_command *load_commands, |
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| 62 | enum byte_sex load_commands_byte_sex, |
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| 63 | enum bool just_id, |
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| 64 | const char **libList); |
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| 65 | |
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| 66 | |
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| 67 | // derived from main.c processor() in otool |
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| 68 | |
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| 69 | static |
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| 70 | BOOL |
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| 71 | processor( |
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| 72 | struct ofile *ofile, |
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| 73 | char *arch_name, |
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| 74 | const char *libs[]) |
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| 75 | { |
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| 76 | char *addr; |
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| 77 | unsigned long size, magic; |
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| 78 | struct mach_header mh; |
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| 79 | struct load_command *load_commands; |
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| 80 | unsigned long nsorted_symbols; |
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| 81 | struct nlist *allocated_symbols, *sorted_symbols; |
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| 82 | unsigned long *indirect_symbols, *allocated_indirect_symbols, |
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| 83 | nindirect_symbols; |
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| 84 | struct dylib_module *allocated_mods; |
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| 85 | struct dylib_table_of_contents *allocated_tocs; |
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| 86 | struct dylib_reference *allocated_refs; |
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| 87 | struct twolevel_hint *hints, *allocated_hints; |
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| 88 | unsigned long nhints; |
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| 89 | BOOL result; |
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| 90 | sorted_symbols = NULL; |
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| 91 | nsorted_symbols = 0; |
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| 92 | indirect_symbols = NULL; |
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| 93 | nindirect_symbols = 0; |
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| 94 | hints = NULL; |
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| 95 | nhints = 0; |
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| 96 | /* |
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| 97 | * These may or may not be allocated. If allocated they will not be |
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| 98 | * NULL and then free'ed before returning. |
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| 99 | */ |
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| 100 | load_commands = NULL; |
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| 101 | allocated_symbols = NULL; |
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| 102 | sorted_symbols = NULL; |
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| 103 | allocated_indirect_symbols = NULL; |
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| 104 | allocated_tocs = NULL; |
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| 105 | allocated_mods = NULL; |
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| 106 | allocated_refs = NULL; |
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| 107 | allocated_hints = NULL; |
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| 108 | /* |
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| 109 | * Print header for the object name if in an archive or an architecture |
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| 110 | * name is passed in. |
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| 111 | */ |
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| 112 | if(TRUE){ // XXX needed? |
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| 113 | printf("%s", ofile->file_name); |
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| 114 | if(ofile->member_ar_hdr != NULL){ |
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| 115 | printf("(%.*s)", (int)ofile->member_name_size, |
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| 116 | ofile->member_name); |
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| 117 | } |
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| 118 | if(arch_name != NULL) |
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| 119 | printf(" (architecture %s):", arch_name); |
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| 120 | else |
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| 121 | printf(":"); |
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| 122 | /* |
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| 123 | * If the mach_header pointer is NULL the file is not an object |
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| 124 | * file. Truncated object file (where the file size is less |
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| 125 | * than sizeof(struct mach_header)) also does not have it's |
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| 126 | * mach_header set. So deal with both cases here and then |
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| 127 | * return as the rest of this routine deals only with things |
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| 128 | * in object files. |
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| 129 | */ |
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| 130 | if(ofile->mh == NULL){ |
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| 131 | if(ofile->file_type == OFILE_FAT){ |
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| 132 | /* |
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| 133 | * This routine is not called on fat files where the |
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| 134 | * offset is past end of file. An error message is |
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| 135 | * printed in ofile_specific_arch() in ofile.c. |
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| 136 | */ |
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| 137 | if(ofile->arch_type == OFILE_ARCHIVE){ |
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| 138 | addr = ofile->member_addr; |
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| 139 | size = ofile->member_size; |
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| 140 | } |
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| 141 | else{ |
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| 142 | addr = ofile->file_addr + |
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| 143 | ofile->fat_archs[ofile->narch].offset; |
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| 144 | size = ofile->fat_archs[ofile->narch].size; |
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| 145 | } |
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| 146 | if(addr + size > ofile->file_addr + ofile->file_size) |
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| 147 | size = (ofile->file_addr + ofile->file_size) - addr; |
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| 148 | } |
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| 149 | else if(ofile->file_type == OFILE_ARCHIVE){ |
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| 150 | addr = ofile->member_addr; |
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| 151 | size = ofile->member_size; |
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| 152 | } |
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| 153 | else{ /* ofile->file_type == OFILE_UNKNOWN */ |
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| 154 | addr = ofile->file_addr; |
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| 155 | size = ofile->file_size; |
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| 156 | } |
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| 157 | if(size > sizeof(long)){ |
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| 158 | memcpy(&magic, addr, sizeof(unsigned long)); |
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| 159 | if(magic == MH_MAGIC || magic == SWAP_LONG(MH_MAGIC)){ |
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| 160 | printf(" is a truncated object file\n"); |
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| 161 | memset(&mh, '\0', sizeof(struct mach_header)); |
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| 162 | if(size > sizeof(struct mach_header)) |
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| 163 | size = sizeof(struct mach_header); |
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| 164 | memcpy(&mh, addr, size); |
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| 165 | if(magic == SWAP_LONG(MH_MAGIC)) |
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| 166 | swap_mach_header(&mh, get_host_byte_sex()); |
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| 167 | return FALSE; |
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| 168 | } |
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| 169 | } |
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| 170 | printf(" is not an object file\n"); |
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| 171 | return FALSE; |
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| 172 | } |
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| 173 | } |
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| 174 | if(ofile->mh != NULL){ |
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| 175 | if((int)(ofile->mh) % sizeof(unsigned long)){ |
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| 176 | if(TRUE) // XXX remove? |
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| 177 | printf("(object file offset is not a multiple of sizeof(" |
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| 178 | "unsigned long))"); |
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| 179 | memcpy(&mh, ofile->mh, sizeof(struct mach_header)); |
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| 180 | if(mh.magic == SWAP_LONG(MH_MAGIC)) |
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| 181 | swap_mach_header(&mh, get_host_byte_sex()); |
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| 182 | ofile->mh = &mh; |
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| 183 | } |
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| 184 | else if(ofile->mh->magic == SWAP_LONG(MH_MAGIC)){ |
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| 185 | mh = *(ofile->mh); |
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| 186 | swap_mach_header(&mh, get_host_byte_sex()); |
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| 187 | ofile->mh = &mh; |
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| 188 | } |
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| 189 | } |
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| 190 | printf("\n"); |
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| 191 | /* |
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| 192 | * If this is not an object file then just return. |
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| 193 | */ |
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| 194 | if(ofile->mh == NULL) |
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| 195 | return NO; |
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| 196 | /* |
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| 197 | * Calculate the true number of bytes of the of the object file that |
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| 198 | * is in memory (in case this file is truncated). |
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| 199 | */ |
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| 200 | addr = ofile->object_addr; |
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| 201 | size = ofile->object_size; |
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| 202 | if(addr + size > ofile->file_addr + ofile->file_size) |
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| 203 | size = (ofile->file_addr + ofile->file_size) - addr; |
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| 204 | /* |
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| 205 | * Load commands. |
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| 206 | */ |
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| 207 | if(ofile->mh->sizeofcmds + sizeof(struct mach_header) > size){ |
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| 208 | load_commands = malloc(ofile->mh->sizeofcmds); |
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| 209 | memset(load_commands, '\0', ofile->mh->sizeofcmds); |
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| 210 | memcpy(load_commands, ofile->load_commands, |
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| 211 | size - sizeof(struct mach_header)); |
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| 212 | ofile->load_commands = load_commands; |
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| 213 | } |
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| 214 | result = ofile_matches_lib(ofile->mh, ofile->load_commands, |
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| 215 | ofile->object_byte_sex, FALSE, libs); |
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| 216 | if(load_commands != NULL) |
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| 217 | free(load_commands); |
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| 218 | if(allocated_symbols != NULL) |
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| 219 | free(allocated_symbols); |
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| 220 | if(sorted_symbols != NULL) |
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| 221 | free(sorted_symbols); |
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| 222 | if(allocated_indirect_symbols != NULL) |
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| 223 | free(allocated_indirect_symbols); |
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| 224 | if(allocated_hints != NULL) |
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| 225 | free(allocated_hints); |
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| 226 | if(allocated_tocs != NULL) |
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| 227 | free(allocated_tocs); |
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| 228 | if(allocated_mods != NULL) |
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| 229 | free(allocated_mods); |
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| 230 | if(allocated_refs != NULL) |
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| 231 | free(allocated_refs); |
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| 232 | return result; |
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| 233 | } |
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| 234 | |
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| 235 | // derived from ofile.c ofile_process() in otool |
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| 236 | |
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| 237 | BOOL appContainsLibMatching(const char *appPath, const char *libs[]) |
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| 238 | { |
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| 239 | const char *name = appPath; |
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| 240 | struct arch_flag *arch_flags = NULL; |
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| 241 | unsigned long narch_flags = 0; |
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| 242 | enum bool all_archs = FALSE; |
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| 243 | enum bool process_non_objects = FALSE; // TRUE? |
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| 244 | enum bool dylib_flat = TRUE; |
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| 245 | char *member_name, *arch_name; |
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| 246 | unsigned long i; |
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| 247 | struct ofile ofile; |
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| 248 | enum bool flag, hostflag, arch_found, family; |
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| 249 | struct arch_flag host_arch_flag; |
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| 250 | const struct arch_flag *family_arch_flag; |
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| 251 | /* |
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| 252 | * If use_member_syntax is TRUE look for a name of the form |
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| 253 | * "archive(member)" which is to mean a member in that archive (the |
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| 254 | * member name must be at least one character long to be recognized as |
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| 255 | * this form). |
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| 256 | */ |
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| 257 | member_name = NULL; |
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| 258 | /* |
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| 259 | if(use_member_syntax == TRUE){ |
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| 260 | len = strlen(name); |
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| 261 | if(len >= 4 && name[len-1] == ')'){ |
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| 262 | p = strrchr(name, '('); |
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| 263 | if(p != NULL && p != name){ |
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| 264 | member_name = p+1; |
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| 265 | *p = '\0'; |
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| 266 | name[len-1] = '\0'; |
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| 267 | } |
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| 268 | } |
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| 269 | } |
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| 270 | */ |
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| 271 | #ifdef OTOOL |
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| 272 | otool_first_ofile_map = TRUE; |
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| 273 | #endif /* OTOOL */ |
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| 274 | if(ofile_map(name, NULL, NULL, &ofile, FALSE) == FALSE) |
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| 275 | return NO; |
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| 276 | #ifdef OTOOL |
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| 277 | otool_first_ofile_map = FALSE; |
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| 278 | #endif /* OTOOL */ |
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| 279 | if(ofile.file_type == OFILE_FAT){ |
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| 280 | /* |
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| 281 | * This is a fat file so see if a list of architecture is |
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| 282 | * specified and process only those. |
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| 283 | */ |
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| 284 | if(all_archs == FALSE && narch_flags != 0){ |
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| 285 | family = FALSE; |
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| 286 | if(narch_flags == 1){ |
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| 287 | family_arch_flag = |
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| 288 | get_arch_family_from_cputype(arch_flags[0].cputype); |
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| 289 | if(family_arch_flag != NULL) |
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| 290 | family = (enum bool)(family_arch_flag->cpusubtype == |
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| 291 | arch_flags[0].cpusubtype); |
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| 292 | } |
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| 293 | for(i = 0; i < narch_flags; i++){ |
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| 294 | (void)ofile_first_arch(&ofile); |
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| 295 | arch_found = FALSE; |
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| 296 | if(narch_flags != 1) |
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| 297 | arch_name = ofile.arch_flag.name; |
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| 298 | else |
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| 299 | arch_name = NULL; |
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| 300 | do{ |
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| 301 | if(ofile.arch_flag.cputype == |
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| 302 | arch_flags[i].cputype && |
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| 303 | (ofile.arch_flag.cpusubtype == |
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| 304 | arch_flags[i].cpusubtype || family == TRUE)){ |
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| 305 | arch_found = TRUE; |
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| 306 | if(ofile.arch_type == OFILE_ARCHIVE){ |
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| 307 | if(member_name != NULL){ |
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| 308 | if(ofile_specific_member(member_name, |
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| 309 | &ofile) == TRUE) |
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| 310 | processor(&ofile, arch_name, libs); |
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| 311 | } |
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| 312 | else{ |
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| 313 | /* loop through archive */ |
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| 314 | #ifdef OTOOL |
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| 315 | printf("Archive : %s", ofile.file_name); |
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| 316 | if(arch_name != NULL) |
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| 317 | printf(" (architecture %s)", |
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| 318 | arch_name); |
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| 319 | printf("\n"); |
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| 320 | #endif /* OTOOL */ |
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| 321 | if(ofile_first_member(&ofile) == TRUE){ |
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| 322 | flag = FALSE; |
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| 323 | do{ |
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| 324 | if(process_non_objects == TRUE || |
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| 325 | ofile.member_type == |
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| 326 | OFILE_Mach_O){ |
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| 327 | processor(&ofile, arch_name, |
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| 328 | libs); |
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| 329 | flag = TRUE; |
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| 330 | } |
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| 331 | }while(ofile_next_member(&ofile) == |
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| 332 | TRUE); |
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| 333 | if(flag == FALSE){ |
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| 334 | error("for architecture: %s " |
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| 335 | "archive: %s contains no " |
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| 336 | "members that are object " |
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| 337 | "files", ofile.arch_flag.name, |
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| 338 | ofile.file_name); |
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| 339 | } |
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| 340 | } |
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| 341 | else{ |
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| 342 | error("for architecture: %s archive: " |
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| 343 | "%s contains no members", |
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| 344 | ofile.arch_flag.name, |
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| 345 | ofile.file_name); |
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| 346 | } |
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| 347 | } |
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| 348 | } |
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| 349 | else if(process_non_objects == TRUE || |
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| 350 | ofile.arch_type == OFILE_Mach_O){ |
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| 351 | if(ofile.arch_type == OFILE_Mach_O && |
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| 352 | ofile.mh->filetype == MH_DYLIB){ |
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| 353 | if(dylib_flat == TRUE){ |
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| 354 | processor(&ofile, arch_name, libs); |
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| 355 | } |
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| 356 | else{ |
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| 357 | if(member_name != NULL){ |
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| 358 | if(ofile_specific_module( |
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| 359 | member_name, &ofile) == TRUE) |
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| 360 | processor(&ofile, arch_name, |
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| 361 | libs); |
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| 362 | } |
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| 363 | else{ |
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| 364 | /*loop through the dynamic library*/ |
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| 365 | if(ofile_first_module(&ofile)){ |
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| 366 | do{ |
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| 367 | processor(&ofile, arch_name, |
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| 368 | libs); |
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| 369 | }while(ofile_next_module( |
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| 370 | &ofile)); |
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| 371 | } |
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| 372 | else{ |
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| 373 | error("for architecture: %s " |
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| 374 | "dynamic library: %s " |
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| 375 | "contains no modules", |
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| 376 | ofile.arch_flag.name, |
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| 377 | ofile.file_name); |
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| 378 | } |
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| 379 | } |
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| 380 | } |
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| 381 | } |
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| 382 | else{ |
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| 383 | if(member_name != NULL) |
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| 384 | error("for architecture: %s file: %s " |
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| 385 | "is not an archive and thus does " |
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| 386 | "not contain member: %s", |
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| 387 | ofile.arch_flag.name, |
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| 388 | ofile.file_name, |
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| 389 | member_name); |
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| 390 | else |
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| 391 | processor(&ofile, arch_name, libs); |
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| 392 | } |
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| 393 | } |
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| 394 | else if(ofile.arch_type == OFILE_UNKNOWN){ |
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| 395 | error("for architecture: %s file: %s is " |
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| 396 | "not an object file", |
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| 397 | ofile.arch_flag.name,ofile.file_name); |
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| 398 | } |
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| 399 | break; |
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| 400 | } |
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| 401 | }while(ofile_next_arch(&ofile) == TRUE); |
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| 402 | if(arch_found == FALSE) |
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| 403 | error("file: %s does not contain architecture: %s", |
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| 404 | ofile.file_name, arch_flags[i].name); |
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| 405 | } |
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| 406 | return NO; |
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| 407 | } |
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| 408 | /* |
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| 409 | * This is a fat file and no architectures has been specified |
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| 410 | * so if it contains the host architecture process only that |
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| 411 | * architecture but if not process all architectures |
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| 412 | * specified. |
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| 413 | */ |
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| 414 | if(all_archs == FALSE){ |
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| 415 | (void)get_arch_from_host(&host_arch_flag, NULL); |
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| 416 | hostflag = FALSE; |
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| 417 | family = FALSE; |
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| 418 | family_arch_flag = |
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| 419 | get_arch_family_from_cputype(host_arch_flag.cputype); |
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| 420 | if(family_arch_flag != NULL) |
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| 421 | family = (enum bool)(family_arch_flag->cpusubtype == |
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| 422 | host_arch_flag.cpusubtype); |
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| 423 | ofile_unmap(&ofile); |
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| 424 | if(ofile_map(name, NULL, NULL, &ofile, FALSE) == FALSE) |
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| 425 | return NO; |
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| 426 | (void)ofile_first_arch(&ofile); |
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| 427 | do{ |
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| 428 | if(ofile.arch_flag.cputype == |
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| 429 | host_arch_flag.cputype && |
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| 430 | (ofile.arch_flag.cpusubtype == |
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| 431 | host_arch_flag.cpusubtype || family == TRUE)){ |
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| 432 | hostflag = TRUE; |
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| 433 | if(ofile.arch_type == OFILE_ARCHIVE){ |
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| 434 | if(member_name != NULL){ |
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| 435 | if(ofile_specific_member(member_name, |
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| 436 | &ofile) == TRUE) |
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| 437 | processor(&ofile, NULL, libs); |
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| 438 | } |
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| 439 | else{ |
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| 440 | /* loop through archive */ |
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| 441 | #ifdef OTOOL |
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| 442 | printf("Archive : %s\n", ofile.file_name); |
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| 443 | #endif /* OTOOL */ |
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| 444 | if(ofile_first_member(&ofile) == TRUE){ |
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| 445 | flag = FALSE; |
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| 446 | do{ |
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| 447 | if(process_non_objects == TRUE || |
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| 448 | ofile.member_type == OFILE_Mach_O){ |
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| 449 | processor(&ofile, NULL, libs); |
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| 450 | flag = TRUE; |
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| 451 | } |
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| 452 | }while(ofile_next_member(&ofile) == |
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| 453 | TRUE); |
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| 454 | if(flag == FALSE){ |
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| 455 | error("archive: %s contains no " |
|---|
| 456 | "members that are object " |
|---|
| 457 | "files", ofile.file_name); |
|---|
| 458 | } |
|---|
| 459 | } |
|---|
| 460 | else{ |
|---|
| 461 | error("archive: %s contains no " |
|---|
| 462 | "members", ofile.file_name); |
|---|
| 463 | } |
|---|
| 464 | } |
|---|
| 465 | } |
|---|
| 466 | else if(process_non_objects == TRUE || |
|---|
| 467 | ofile.arch_type == OFILE_Mach_O){ |
|---|
| 468 | if(ofile.arch_type == OFILE_Mach_O && |
|---|
| 469 | ofile.mh->filetype == MH_DYLIB){ |
|---|
| 470 | if(dylib_flat == TRUE){ |
|---|
| 471 | processor(&ofile, NULL, libs); |
|---|
| 472 | } |
|---|
| 473 | else{ |
|---|
| 474 | if(member_name != NULL){ |
|---|
| 475 | if(ofile_specific_module(member_name, |
|---|
| 476 | &ofile) == TRUE) |
|---|
| 477 | processor(&ofile, NULL, libs); |
|---|
| 478 | } |
|---|
| 479 | else{ |
|---|
| 480 | /* loop through the dynamic library */ |
|---|
| 481 | if(ofile_first_module(&ofile) == TRUE){ |
|---|
| 482 | do{ |
|---|
| 483 | processor(&ofile, NULL, libs); |
|---|
| 484 | }while(ofile_next_module(&ofile)); |
|---|
| 485 | } |
|---|
| 486 | else{ |
|---|
| 487 | error("for architecture: %s dynamic" |
|---|
| 488 | " library: %s contains no " |
|---|
| 489 | "modules", |
|---|
| 490 | ofile.arch_flag.name, |
|---|
| 491 | ofile.file_name); |
|---|
| 492 | } |
|---|
| 493 | } |
|---|
| 494 | } |
|---|
| 495 | } |
|---|
| 496 | else{ |
|---|
| 497 | if(member_name != NULL) |
|---|
| 498 | error("for architecture: %s file: %s is " |
|---|
| 499 | "not an archive and thus does not " |
|---|
| 500 | "contain member: %s", |
|---|
| 501 | ofile.arch_flag.name, ofile.file_name, |
|---|
| 502 | member_name); |
|---|
| 503 | else |
|---|
| 504 | processor(&ofile, NULL, libs); |
|---|
| 505 | } |
|---|
| 506 | } |
|---|
| 507 | else if(ofile.arch_type == OFILE_UNKNOWN){ |
|---|
| 508 | error("file: %s is not an object file", |
|---|
| 509 | ofile.file_name); |
|---|
| 510 | } |
|---|
| 511 | } |
|---|
| 512 | }while(hostflag == FALSE && ofile_next_arch(&ofile) == TRUE); |
|---|
| 513 | if(hostflag == TRUE) |
|---|
| 514 | return NO; |
|---|
| 515 | } |
|---|
| 516 | /* |
|---|
| 517 | * Either all architectures have been specified or none have |
|---|
| 518 | * been specified and it does not contain the host architecture |
|---|
| 519 | * so do all the architectures in the fat file |
|---|
| 520 | */ |
|---|
| 521 | ofile_unmap(&ofile); |
|---|
| 522 | if(ofile_map(name, NULL, NULL, &ofile, FALSE) == FALSE) |
|---|
| 523 | return NO; |
|---|
| 524 | (void)ofile_first_arch(&ofile); |
|---|
| 525 | do{ |
|---|
| 526 | if(ofile.arch_type == OFILE_ARCHIVE){ |
|---|
| 527 | if(member_name != NULL){ |
|---|
| 528 | if(ofile_specific_member(member_name, &ofile) == TRUE) |
|---|
| 529 | processor(&ofile, ofile.arch_flag.name, libs); |
|---|
| 530 | } |
|---|
| 531 | else{ |
|---|
| 532 | /* loop through archive */ |
|---|
| 533 | #ifdef OTOOL |
|---|
| 534 | printf("Archive : %s (architecture %s)\n", |
|---|
| 535 | ofile.file_name, ofile.arch_flag.name); |
|---|
| 536 | #endif /* OTOOL */ |
|---|
| 537 | if(ofile_first_member(&ofile) == TRUE){ |
|---|
| 538 | flag = FALSE; |
|---|
| 539 | do{ |
|---|
| 540 | if(process_non_objects == TRUE || |
|---|
| 541 | ofile.member_type == OFILE_Mach_O){ |
|---|
| 542 | processor(&ofile, ofile.arch_flag.name, |
|---|
| 543 | libs); |
|---|
| 544 | flag = TRUE; |
|---|
| 545 | } |
|---|
| 546 | }while(ofile_next_member(&ofile) == TRUE); |
|---|
| 547 | if(flag == FALSE){ |
|---|
| 548 | error("for architecture: %s archive: %s " |
|---|
| 549 | "contains no members that are object " |
|---|
| 550 | "files", ofile.arch_flag.name, |
|---|
| 551 | ofile.file_name); |
|---|
| 552 | } |
|---|
| 553 | } |
|---|
| 554 | else{ |
|---|
| 555 | error("for architecture: %s archive: %s " |
|---|
| 556 | "contains no members", |
|---|
| 557 | ofile.arch_flag.name, ofile.file_name); |
|---|
| 558 | } |
|---|
| 559 | } |
|---|
| 560 | } |
|---|
| 561 | else if(process_non_objects == TRUE || |
|---|
| 562 | ofile.arch_type == OFILE_Mach_O){ |
|---|
| 563 | if(ofile.arch_type == OFILE_Mach_O && |
|---|
| 564 | ofile.mh->filetype == MH_DYLIB){ |
|---|
| 565 | if(dylib_flat == TRUE){ |
|---|
| 566 | processor(&ofile, ofile.arch_flag.name, libs); |
|---|
| 567 | } |
|---|
| 568 | else{ |
|---|
| 569 | if(member_name != NULL){ |
|---|
| 570 | if(ofile_specific_module(member_name, &ofile) |
|---|
| 571 | == TRUE) |
|---|
| 572 | processor(&ofile, ofile.arch_flag.name, |
|---|
| 573 | libs); |
|---|
| 574 | } |
|---|
| 575 | else{ |
|---|
| 576 | /* loop through the dynamic library */ |
|---|
| 577 | if(ofile_first_module(&ofile) == TRUE){ |
|---|
| 578 | do{ |
|---|
| 579 | processor(&ofile, ofile.arch_flag.name, |
|---|
| 580 | libs); |
|---|
| 581 | }while(ofile_next_module(&ofile) == TRUE); |
|---|
| 582 | } |
|---|
| 583 | else{ |
|---|
| 584 | error("for architecture: %s dynamic library" |
|---|
| 585 | ": %s contains no modules", |
|---|
| 586 | ofile.arch_flag.name,ofile.file_name); |
|---|
| 587 | } |
|---|
| 588 | } |
|---|
| 589 | } |
|---|
| 590 | } |
|---|
| 591 | else{ |
|---|
| 592 | if(member_name != NULL) |
|---|
| 593 | error("for architecture: %s file: %s is not an " |
|---|
| 594 | "archive and thus does not contain member: " |
|---|
| 595 | "%s", ofile.arch_flag.name, ofile.file_name, |
|---|
| 596 | member_name); |
|---|
| 597 | else |
|---|
| 598 | processor(&ofile, ofile.arch_flag.name, libs); |
|---|
| 599 | } |
|---|
| 600 | } |
|---|
| 601 | else if(ofile.arch_type == OFILE_UNKNOWN){ |
|---|
| 602 | error("for architecture: %s file: %s is not an " |
|---|
| 603 | "object file", ofile.arch_flag.name, |
|---|
| 604 | ofile.file_name); |
|---|
| 605 | } |
|---|
| 606 | }while(ofile_next_arch(&ofile) == TRUE); |
|---|
| 607 | } |
|---|
| 608 | else if(ofile.file_type == OFILE_ARCHIVE){ |
|---|
| 609 | if(narch_flags != 0){ |
|---|
| 610 | arch_found = FALSE; |
|---|
| 611 | for(i = 0; i < narch_flags; i++){ |
|---|
| 612 | family = FALSE; |
|---|
| 613 | if(narch_flags == 1){ |
|---|
| 614 | family_arch_flag = |
|---|
| 615 | get_arch_family_from_cputype(arch_flags[0].cputype); |
|---|
| 616 | if(family_arch_flag != NULL) |
|---|
| 617 | family = (enum bool)(family_arch_flag->cpusubtype == |
|---|
| 618 | arch_flags[0].cpusubtype); |
|---|
| 619 | } |
|---|
| 620 | if(ofile.archive_cputype == arch_flags[i].cputype && |
|---|
| 621 | (ofile.archive_cpusubtype == arch_flags[i].cpusubtype || |
|---|
| 622 | family == TRUE)){ |
|---|
| 623 | arch_found = TRUE; |
|---|
| 624 | } |
|---|
| 625 | else{ |
|---|
| 626 | error("file: %s does not contain architecture: %s", |
|---|
| 627 | ofile.file_name, arch_flags[i].name); |
|---|
| 628 | } |
|---|
| 629 | } |
|---|
| 630 | if(arch_found == FALSE) |
|---|
| 631 | return NO; |
|---|
| 632 | } |
|---|
| 633 | if(member_name != NULL){ |
|---|
| 634 | if(ofile_specific_member(member_name, &ofile) == TRUE) |
|---|
| 635 | processor(&ofile, NULL, libs); |
|---|
| 636 | } |
|---|
| 637 | else{ |
|---|
| 638 | /* loop through archive */ |
|---|
| 639 | #ifdef OTOOL |
|---|
| 640 | printf("Archive : %s\n", ofile.file_name); |
|---|
| 641 | #endif /* OTOOL */ |
|---|
| 642 | if(ofile_first_member(&ofile) == TRUE){ |
|---|
| 643 | flag = FALSE; |
|---|
| 644 | do{ |
|---|
| 645 | if(process_non_objects == TRUE || |
|---|
| 646 | ofile.member_type == OFILE_Mach_O){ |
|---|
| 647 | processor(&ofile, NULL, libs); |
|---|
| 648 | flag = TRUE; |
|---|
| 649 | } |
|---|
| 650 | }while(ofile_next_member(&ofile) == TRUE); |
|---|
| 651 | if(flag == FALSE){ |
|---|
| 652 | error("archive: %s contains no members that are " |
|---|
| 653 | "object files", ofile.file_name); |
|---|
| 654 | } |
|---|
| 655 | } |
|---|
| 656 | else{ |
|---|
| 657 | error("archive: %s contains no members", |
|---|
| 658 | ofile.file_name); |
|---|
| 659 | } |
|---|
| 660 | } |
|---|
| 661 | } |
|---|
| 662 | else if(ofile.file_type == OFILE_Mach_O){ |
|---|
| 663 | if(narch_flags != 0){ |
|---|
| 664 | arch_found = FALSE; |
|---|
| 665 | for(i = 0; i < narch_flags; i++){ |
|---|
| 666 | family = FALSE; |
|---|
| 667 | if(narch_flags == 1){ |
|---|
| 668 | family_arch_flag = |
|---|
| 669 | get_arch_family_from_cputype(arch_flags[0].cputype); |
|---|
| 670 | if(family_arch_flag != NULL) |
|---|
| 671 | family = (enum bool)(family_arch_flag->cpusubtype == |
|---|
| 672 | arch_flags[0].cpusubtype); |
|---|
| 673 | } |
|---|
| 674 | #ifdef OTOOL |
|---|
| 675 | if(ofile.mh->magic == SWAP_LONG(MH_MAGIC)){ |
|---|
| 676 | if(SWAP_LONG(ofile.mh->cputype) == |
|---|
| 677 | arch_flags[i].cputype && |
|---|
| 678 | (SWAP_LONG(ofile.mh->cpusubtype) == |
|---|
| 679 | arch_flags[i].cpusubtype || |
|---|
| 680 | family == TRUE)){ |
|---|
| 681 | arch_found = TRUE; |
|---|
| 682 | } |
|---|
| 683 | } |
|---|
| 684 | else |
|---|
| 685 | #endif /* OTOOL */ |
|---|
| 686 | if(ofile.mh->cputype == arch_flags[i].cputype && |
|---|
| 687 | (ofile.mh->cpusubtype == arch_flags[i].cpusubtype || |
|---|
| 688 | family == TRUE)){ |
|---|
| 689 | arch_found = TRUE; |
|---|
| 690 | } |
|---|
| 691 | else{ |
|---|
| 692 | error("file: %s does not contain architecture: %s", |
|---|
| 693 | ofile.file_name, arch_flags[i].name); |
|---|
| 694 | } |
|---|
| 695 | } |
|---|
| 696 | if(arch_found == FALSE) |
|---|
| 697 | return NO; |
|---|
| 698 | } |
|---|
| 699 | if(ofile.mh->filetype == MH_DYLIB){ |
|---|
| 700 | if(dylib_flat == TRUE){ |
|---|
| 701 | processor(&ofile, NULL, libs); |
|---|
| 702 | } |
|---|
| 703 | else{ |
|---|
| 704 | if(member_name != NULL){ |
|---|
| 705 | if(ofile_specific_module(member_name, &ofile) == TRUE) |
|---|
| 706 | processor(&ofile, NULL, libs); |
|---|
| 707 | } |
|---|
| 708 | else{ |
|---|
| 709 | /* loop through the dynamic library */ |
|---|
| 710 | if(ofile_first_module(&ofile) == TRUE){ |
|---|
| 711 | do{ |
|---|
| 712 | processor(&ofile, NULL, libs); |
|---|
| 713 | }while(ofile_next_module(&ofile) == TRUE); |
|---|
| 714 | } |
|---|
| 715 | else{ |
|---|
| 716 | error("dynamic library: %s contains no modules", |
|---|
| 717 | ofile.file_name); |
|---|
| 718 | } |
|---|
| 719 | } |
|---|
| 720 | } |
|---|
| 721 | } |
|---|
| 722 | else{ |
|---|
| 723 | if(member_name != NULL) |
|---|
| 724 | error("file: %s is not an archive and thus does not contain" |
|---|
| 725 | " member: %s", ofile.file_name, member_name); |
|---|
| 726 | else |
|---|
| 727 | return processor(&ofile, NULL, libs); |
|---|
| 728 | } |
|---|
| 729 | } |
|---|
| 730 | else{ |
|---|
| 731 | if(process_non_objects == TRUE) |
|---|
| 732 | processor(&ofile, NULL, libs); |
|---|
| 733 | else if(member_name != NULL) |
|---|
| 734 | error("file: %s(%s) is not an object file", name, |
|---|
| 735 | member_name); |
|---|
| 736 | else |
|---|
| 737 | error("file: %s is not an object file", name); |
|---|
| 738 | } |
|---|
| 739 | return NO; |
|---|
| 740 | } |
|---|
| 741 | |
|---|
| 742 | // derived from ofile_print.c print_libraries() in otool |
|---|
| 743 | |
|---|
| 744 | BOOL ofile_matches_lib(struct mach_header *mh, |
|---|
| 745 | struct load_command *load_commands, |
|---|
| 746 | enum byte_sex load_commands_byte_sex, |
|---|
| 747 | enum bool just_id, |
|---|
| 748 | const char **libs) |
|---|
| 749 | { |
|---|
| 750 | enum byte_sex host_byte_sex; |
|---|
| 751 | enum bool swapped; |
|---|
| 752 | unsigned long i, left, size; |
|---|
| 753 | struct load_command *lc, l; |
|---|
| 754 | struct fvmlib_command fl; |
|---|
| 755 | struct dylib_command dl; |
|---|
| 756 | char *p; |
|---|
| 757 | |
|---|
| 758 | host_byte_sex = get_host_byte_sex(); |
|---|
| 759 | swapped = host_byte_sex != load_commands_byte_sex; |
|---|
| 760 | lc = load_commands; |
|---|
| 761 | for(i = 0 ; i < mh->ncmds; i++){ |
|---|
| 762 | memcpy((char *)&l, (char *)lc, sizeof(struct load_command)); |
|---|
| 763 | if(swapped) |
|---|
| 764 | swap_load_command(&l, host_byte_sex); |
|---|
| 765 | if(l.cmdsize % sizeof(long) != 0) |
|---|
| 766 | printf("load command %lu size not a multiple of sizeof(long)\n", |
|---|
| 767 | i); |
|---|
| 768 | if((char *)lc + l.cmdsize > (char *)load_commands + mh->sizeofcmds) |
|---|
| 769 | printf("load command %lu extends past end of load commands\n", |
|---|
| 770 | i); |
|---|
| 771 | left = mh->sizeofcmds - ((char *)lc - (char *)load_commands); |
|---|
| 772 | switch(l.cmd){ |
|---|
| 773 | case LC_IDFVMLIB: |
|---|
| 774 | case LC_LOADFVMLIB: |
|---|
| 775 | if(just_id == TRUE) |
|---|
| 776 | break; |
|---|
| 777 | memset((char *)&fl, '\0', sizeof(struct fvmlib_command)); |
|---|
| 778 | size = left < sizeof(struct fvmlib_command) ? |
|---|
| 779 | left : sizeof(struct fvmlib_command); |
|---|
| 780 | memcpy((char *)&fl, (char *)lc, size); |
|---|
| 781 | if(swapped) |
|---|
| 782 | swap_fvmlib_command(&fl, host_byte_sex); |
|---|
| 783 | if(fl.fvmlib.name.offset < fl.cmdsize){ |
|---|
| 784 | p = (char *)lc + fl.fvmlib.name.offset; |
|---|
| 785 | printf("\t%s (minor version %lu)\n", p, |
|---|
| 786 | fl.fvmlib.minor_version); |
|---|
| 787 | } |
|---|
| 788 | else{ |
|---|
| 789 | printf("\tBad offset (%lu) for name of %s command %lu\n", |
|---|
| 790 | fl.fvmlib.name.offset, l.cmd == LC_IDFVMLIB ? |
|---|
| 791 | "LC_IDFVMLIB" : "LC_LOADFVMLIB" , i); |
|---|
| 792 | } |
|---|
| 793 | break; |
|---|
| 794 | case LC_LOAD_DYLIB: |
|---|
| 795 | case LC_LOAD_WEAK_DYLIB: |
|---|
| 796 | if(just_id == TRUE) |
|---|
| 797 | break; |
|---|
| 798 | case LC_ID_DYLIB: |
|---|
| 799 | memset((char *)&dl, '\0', sizeof(struct dylib_command)); |
|---|
| 800 | size = left < sizeof(struct dylib_command) ? |
|---|
| 801 | left : sizeof(struct dylib_command); |
|---|
| 802 | memcpy((char *)&dl, (char *)lc, size); |
|---|
| 803 | if(swapped) |
|---|
| 804 | swap_dylib_command(&dl, host_byte_sex); |
|---|
| 805 | if(dl.dylib.name.offset < dl.cmdsize) { |
|---|
| 806 | p = (char *)lc + dl.dylib.name.offset; |
|---|
| 807 | if(just_id == TRUE) |
|---|
| 808 | printf("%s\n", p); |
|---|
| 809 | else |
|---|
| 810 | printf("\t%s (compatibility version %lu.%lu.%lu, " |
|---|
| 811 | "current version %lu.%lu.%lu)\n", p, |
|---|
| 812 | dl.dylib.compatibility_version >> 16, |
|---|
| 813 | (dl.dylib.compatibility_version >> 8) & 0xff, |
|---|
| 814 | dl.dylib.compatibility_version & 0xff, |
|---|
| 815 | dl.dylib.current_version >> 16, |
|---|
| 816 | (dl.dylib.current_version >> 8) & 0xff, |
|---|
| 817 | dl.dylib.current_version & 0xff); |
|---|
| 818 | { |
|---|
| 819 | const char **libName; |
|---|
| 820 | for (libName = libs ; *libName != NULL ; libName++) { |
|---|
| 821 | if (strstr(p, *libName) != NULL) return YES; |
|---|
| 822 | } |
|---|
| 823 | } |
|---|
| 824 | } |
|---|
| 825 | else{ |
|---|
| 826 | printf("\tBad offset (%lu) for name of %s command %lu\n", |
|---|
| 827 | dl.dylib.name.offset, l.cmd == LC_ID_DYLIB ? |
|---|
| 828 | "LC_ID_DYLIB" : |
|---|
| 829 | (l.cmd == LC_LOAD_DYLIB ? "LC_LOAD_DYLIB" : |
|---|
| 830 | "LC_LOAD_WEAK_DYLIB") , i); |
|---|
| 831 | } |
|---|
| 832 | break; |
|---|
| 833 | } |
|---|
| 834 | if(l.cmdsize == 0){ |
|---|
| 835 | printf("load command %lu size zero (can't advance to other " |
|---|
| 836 | "load commands)\n", i); |
|---|
| 837 | return NO; |
|---|
| 838 | } |
|---|
| 839 | lc = (struct load_command *)((char *)lc + l.cmdsize); |
|---|
| 840 | if((char *)lc > (char *)load_commands + mh->sizeofcmds) |
|---|
| 841 | return NO; |
|---|
| 842 | } |
|---|
| 843 | if((char *)load_commands + mh->sizeofcmds != (char *)lc) |
|---|
| 844 | printf("Inconsistent mh_sizeofcmds\n"); |
|---|
| 845 | return NO; |
|---|
| 846 | } |
|---|
