| 1 | /* -*- mode: C++; c-basic-offset: 4; tab-width: 4 -*- |
| 2 | * |
| 3 | * Copyright (c) 2006 Apple Computer, Inc. All rights reserved. |
| 4 | * |
| 5 | * @APPLE_LICENSE_HEADER_START@ |
| 6 | * |
| 7 | * This file contains Original Code and/or Modifications of Original Code |
| 8 | * as defined in and that are subject to the Apple Public Source License |
| 9 | * Version 2.0 (the 'License'). You may not use this file except in |
| 10 | * compliance with the License. Please obtain a copy of the License at |
| 11 | * http://www.opensource.apple.com/apsl/ and read it before using this |
| 12 | * file. |
| 13 | * |
| 14 | * The Original Code and all software distributed under the License are |
| 15 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| 16 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| 17 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
| 19 | * Please see the License for the specific language governing rights and |
| 20 | * limitations under the License. |
| 21 | * |
| 22 | * @APPLE_LICENSE_HEADER_END@ |
| 23 | */ |
| 24 | #ifndef __DYLD_CACHE_ABSTRACTION__ |
| 25 | #define __DYLD_CACHE_ABSTRACTION__ |
| 26 | |
| 27 | #include "dyld_cache_format.h" |
| 28 | |
| 29 | #include "FileAbstraction.hpp" |
| 30 | #include "Architectures.hpp" |
| 31 | |
| 32 | template <typename E> |
| 33 | class dyldCacheHeader { |
| 34 | public: |
| 35 | const char* magic() const INLINE { return fields.magic; } |
| 36 | void set_magic(const char* value) INLINE { memcpy(fields.magic, value, 16); } |
| 37 | |
| 38 | uint32_t mappingOffset() const INLINE { return E::get32(fields.mappingOffset); } |
| 39 | void set_mappingOffset(uint32_t value) INLINE { E::set32(fields.mappingOffset, value); } |
| 40 | |
| 41 | uint32_t mappingCount() const INLINE { return E::get32(fields.mappingCount); } |
| 42 | void set_mappingCount(uint32_t value) INLINE { E::set32(fields.mappingCount, value); } |
| 43 | |
| 44 | uint32_t imagesOffset() const INLINE { return E::get32(fields.imagesOffset); } |
| 45 | void set_imagesOffset(uint32_t value) INLINE { E::set32(fields.imagesOffset, value); } |
| 46 | |
| 47 | uint32_t imagesCount() const INLINE { return E::get32(fields.imagesCount); } |
| 48 | void set_imagesCount(uint32_t value) INLINE { E::set32(fields.imagesCount, value); } |
| 49 | |
| 50 | uint64_t dyldBaseAddress() const INLINE { return E::get64(fields.dyldBaseAddress); } |
| 51 | void set_dyldBaseAddress(uint64_t value) INLINE { E::set64(fields.dyldBaseAddress, value); } |
| 52 | |
| 53 | uint64_t codeSignatureOffset() const INLINE { return E::get64(fields.codeSignatureOffset); } |
| 54 | void set_codeSignatureOffset(uint64_t value) INLINE { E::set64(fields.codeSignatureOffset, value); } |
| 55 | |
| 56 | uint64_t codeSignatureSize() const INLINE { return E::get64(fields.codeSignatureSize); } |
| 57 | void set_codeSignatureSize(uint64_t value) INLINE { E::set64(fields.codeSignatureSize, value); } |
| 58 | |
| 59 | uint64_t slideInfoOffset() const INLINE { return E::get64(fields.slideInfoOffset); } |
| 60 | void set_slideInfoOffset(uint64_t value) INLINE { E::set64(fields.slideInfoOffset, value); } |
| 61 | |
| 62 | uint64_t slideInfoSize() const INLINE { return E::get64(fields.slideInfoSize); } |
| 63 | void set_slideInfoSize(uint64_t value) INLINE { E::set64(fields.slideInfoSize, value); } |
| 64 | |
| 65 | uint64_t localSymbolsOffset() const INLINE { return E::get64(fields.localSymbolsOffset); } |
| 66 | void set_localSymbolsOffset(uint64_t value) INLINE { E::set64(fields.localSymbolsOffset, value); } |
| 67 | |
| 68 | uint64_t localSymbolsSize() const INLINE { return E::get64(fields.localSymbolsSize); } |
| 69 | void set_localSymbolsSize(uint64_t value) INLINE { E::set64(fields.localSymbolsSize, value); } |
| 70 | |
| 71 | const uint8_t* uuid() const INLINE { return fields.uuid; } |
| 72 | void set_uuid(const uint8_t value[16]) INLINE { memcpy(fields.uuid, value, 16); } |
| 73 | |
| 74 | private: |
| 75 | dyld_cache_header fields; |
| 76 | }; |
| 77 | |
| 78 | |
| 79 | template <typename E> |
| 80 | class dyldCacheFileMapping { |
| 81 | public: |
| 82 | uint64_t address() const INLINE { return E::get64(fields.address); } |
| 83 | void set_address(uint64_t value) INLINE { E::set64(fields.address, value); } |
| 84 | |
| 85 | uint64_t size() const INLINE { return E::get64(fields.size); } |
| 86 | void set_size(uint64_t value) INLINE { E::set64(fields.size, value); } |
| 87 | |
| 88 | uint64_t file_offset() const INLINE { return E::get64(fields.fileOffset); } |
| 89 | void set_file_offset(uint64_t value) INLINE { E::set64(fields.fileOffset, value); } |
| 90 | |
| 91 | uint32_t max_prot() const INLINE { return E::get32(fields.maxProt); } |
| 92 | void set_max_prot(uint32_t value) INLINE { E::set32((uint32_t&)fields.maxProt, value); } |
| 93 | |
| 94 | uint32_t init_prot() const INLINE { return E::get32(fields.initProt); } |
| 95 | void set_init_prot(uint32_t value) INLINE { E::set32((uint32_t&)fields.initProt, value); } |
| 96 | |
| 97 | private: |
| 98 | dyld_cache_mapping_info fields; |
| 99 | }; |
| 100 | |
| 101 | |
| 102 | template <typename E> |
| 103 | class dyldCacheImageInfo { |
| 104 | public: |
| 105 | uint64_t address() const INLINE { return E::get64(fields.address); } |
| 106 | void set_address(uint64_t value) INLINE { E::set64(fields.address, value); } |
| 107 | |
| 108 | uint64_t modTime() const INLINE { return E::get64(fields.modTime); } |
| 109 | void set_modTime(uint64_t value) INLINE { E::set64(fields.modTime, value); } |
| 110 | |
| 111 | uint64_t inode() const INLINE { return E::get64(fields.inode); } |
| 112 | void set_inode(uint64_t value) INLINE { E::set64(fields.inode, value); } |
| 113 | |
| 114 | uint32_t pathFileOffset() const INLINE { return E::get32(fields.pathFileOffset); } |
| 115 | void set_pathFileOffset(uint32_t value) INLINE { E::set32(fields.pathFileOffset, value); fields.pad=0; } |
| 116 | |
| 117 | private: |
| 118 | dyld_cache_image_info fields; |
| 119 | }; |
| 120 | |
| 121 | template <typename E> |
| 122 | class dyldCacheSlideInfo { |
| 123 | public: |
| 124 | uint32_t version() const INLINE { return E::get32(fields.version); } |
| 125 | void set_version(uint32_t value) INLINE { E::set32(fields.version, value); } |
| 126 | |
| 127 | uint32_t toc_offset() const INLINE { return E::get32(fields.toc_offset); } |
| 128 | void set_toc_offset(uint32_t value) INLINE { E::set32(fields.toc_offset, value); } |
| 129 | |
| 130 | uint32_t toc_count() const INLINE { return E::get32(fields.toc_count); } |
| 131 | void set_toc_count(uint32_t value) INLINE { E::set32(fields.toc_count, value); } |
| 132 | |
| 133 | uint32_t entries_offset() const INLINE { return E::get32(fields.entries_offset); } |
| 134 | void set_entries_offset(uint32_t value) INLINE { E::set32(fields.entries_offset, value); } |
| 135 | |
| 136 | uint32_t entries_count() const INLINE { return E::get32(fields.entries_count); } |
| 137 | void set_entries_count(uint32_t value) INLINE { E::set32(fields.entries_count, value); } |
| 138 | |
| 139 | uint32_t entries_size() const INLINE { return E::get32(fields.entries_size); } |
| 140 | void set_entries_size(uint32_t value) INLINE { E::set32(fields.entries_size, value); } |
| 141 | |
| 142 | uint16_t toc(unsigned index) const INLINE { return E::get16(((uint16_t*)(((uint8_t*)this)+E::get16(fields.toc_offset)))[index]); } |
| 143 | void set_toc(unsigned index, uint16_t value) INLINE { return E::set16(((uint16_t*)(((uint8_t*)this)+E::get16(fields.toc_offset)))[index], value); } |
| 144 | |
| 145 | private: |
| 146 | dyld_cache_slide_info fields; |
| 147 | }; |
| 148 | |
| 149 | |
| 150 | struct dyldCacheSlideInfoEntry { |
| 151 | uint8_t bits[4096/(8*4)]; // 128-byte bitmap |
| 152 | }; |
| 153 | |
| 154 | |
| 155 | |
| 156 | template <typename E> |
| 157 | class dyldCacheLocalSymbolsInfo { |
| 158 | public: |
| 159 | uint32_t nlistOffset() const INLINE { return E::get32(fields.nlistOffset); } |
| 160 | void set_nlistOffset(uint32_t value) INLINE { E::set32(fields.nlistOffset, value); } |
| 161 | |
| 162 | uint32_t nlistCount() const INLINE { return E::get32(fields.nlistCount); } |
| 163 | void set_nlistCount(uint32_t value) INLINE { E::set32(fields.nlistCount, value); } |
| 164 | |
| 165 | uint32_t stringsOffset() const INLINE { return E::get32(fields.stringsOffset); } |
| 166 | void set_stringsOffset(uint32_t value) INLINE { E::set32(fields.stringsOffset, value); } |
| 167 | |
| 168 | uint32_t stringsSize() const INLINE { return E::get32(fields.stringsSize); } |
| 169 | void set_stringsSize(uint32_t value) INLINE { E::set32(fields.stringsSize, value); } |
| 170 | |
| 171 | uint32_t entriesOffset() const INLINE { return E::get32(fields.entriesOffset); } |
| 172 | void set_entriesOffset(uint32_t value) INLINE { E::set32(fields.entriesOffset, value); } |
| 173 | |
| 174 | uint32_t entriesCount() const INLINE { return E::get32(fields.entriesCount); } |
| 175 | void set_entriesCount(uint32_t value) INLINE { E::set32(fields.entriesCount, value); } |
| 176 | |
| 177 | private: |
| 178 | dyld_cache_local_symbols_info fields; |
| 179 | }; |
| 180 | |
| 181 | |
| 182 | template <typename E> |
| 183 | class dyldCacheLocalSymbolEntry { |
| 184 | public: |
| 185 | uint32_t dylibOffset() const INLINE { return E::get32(fields.dylibOffset); } |
| 186 | void set_dylibOffset(uint32_t value) INLINE { E::set32(fields.dylibOffset, value); } |
| 187 | |
| 188 | uint32_t nlistStartIndex() const INLINE { return E::get32(fields.nlistStartIndex); } |
| 189 | void set_nlistStartIndex(uint32_t value) INLINE { E::set32(fields.nlistStartIndex, value); } |
| 190 | |
| 191 | uint32_t nlistCount() const INLINE { return E::get32(fields.nlistCount); } |
| 192 | void set_nlistCount(uint32_t value) INLINE { E::set32(fields.nlistCount, value); } |
| 193 | |
| 194 | private: |
| 195 | dyld_cache_local_symbols_entry fields; |
| 196 | }; |
| 197 | |
| 198 | |
| 199 | |
| 200 | |
| 201 | #endif // __DYLD_CACHE_ABSTRACTION__ |
| 202 | |
| 203 | |