mirror of
https://github.com/godotengine/godot.git
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216 lines
6.3 KiB
C++
216 lines
6.3 KiB
C++
/*************************************************************************/
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/* macho.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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// Mach-O binary object file format parser and editor.
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#ifndef MACHO_H
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#define MACHO_H
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#include "core/crypto/crypto.h"
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#include "core/crypto/crypto_core.h"
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#include "core/io/file_access.h"
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#include "core/object/ref_counted.h"
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#include "modules/modules_enabled.gen.h" // For regex.
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#ifdef MODULE_REGEX_ENABLED
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class MachO : public RefCounted {
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struct MachHeader {
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uint32_t cputype;
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uint32_t cpusubtype;
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uint32_t filetype;
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uint32_t ncmds;
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uint32_t sizeofcmds;
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uint32_t flags;
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};
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enum LoadCommandID {
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LC_SEGMENT = 0x00000001,
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LC_SYMTAB = 0x00000002,
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LC_SYMSEG = 0x00000003,
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LC_THREAD = 0x00000004,
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LC_UNIXTHREAD = 0x00000005,
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LC_LOADFVMLIB = 0x00000006,
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LC_IDFVMLIB = 0x00000007,
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LC_IDENT = 0x00000008,
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LC_FVMFILE = 0x00000009,
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LC_PREPAGE = 0x0000000a,
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LC_DYSYMTAB = 0x0000000b,
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LC_LOAD_DYLIB = 0x0000000c,
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LC_ID_DYLIB = 0x0000000d,
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LC_LOAD_DYLINKER = 0x0000000e,
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LC_ID_DYLINKER = 0x0000000f,
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LC_PREBOUND_DYLIB = 0x00000010,
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LC_ROUTINES = 0x00000011,
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LC_SUB_FRAMEWORK = 0x00000012,
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LC_SUB_UMBRELLA = 0x00000013,
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LC_SUB_CLIENT = 0x00000014,
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LC_SUB_LIBRARY = 0x00000015,
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LC_TWOLEVEL_HINTS = 0x00000016,
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LC_PREBIND_CKSUM = 0x00000017,
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LC_LOAD_WEAK_DYLIB = 0x80000018,
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LC_SEGMENT_64 = 0x00000019,
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LC_ROUTINES_64 = 0x0000001a,
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LC_UUID = 0x0000001b,
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LC_RPATH = 0x8000001c,
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LC_CODE_SIGNATURE = 0x0000001d,
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LC_SEGMENT_SPLIT_INFO = 0x0000001e,
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LC_REEXPORT_DYLIB = 0x8000001f,
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LC_LAZY_LOAD_DYLIB = 0x00000020,
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LC_ENCRYPTION_INFO = 0x00000021,
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LC_DYLD_INFO = 0x00000022,
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LC_DYLD_INFO_ONLY = 0x80000022,
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LC_LOAD_UPWARD_DYLIB = 0x80000023,
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LC_VERSION_MIN_MACOSX = 0x00000024,
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LC_VERSION_MIN_IPHONEOS = 0x00000025,
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LC_FUNCTION_STARTS = 0x00000026,
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LC_DYLD_ENVIRONMENT = 0x00000027,
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LC_MAIN = 0x80000028,
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LC_DATA_IN_CODE = 0x00000029,
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LC_SOURCE_VERSION = 0x0000002a,
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LC_DYLIB_CODE_SIGN_DRS = 0x0000002b,
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LC_ENCRYPTION_INFO_64 = 0x0000002c,
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LC_LINKER_OPTION = 0x0000002d,
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LC_LINKER_OPTIMIZATION_HINT = 0x0000002e,
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LC_VERSION_MIN_TVOS = 0x0000002f,
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LC_VERSION_MIN_WATCHOS = 0x00000030,
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};
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struct LoadCommandHeader {
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uint32_t cmd;
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uint32_t cmdsize;
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};
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struct LoadCommandSegment {
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char segname[16];
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uint32_t vmaddr;
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uint32_t vmsize;
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uint32_t fileoff;
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uint32_t filesize;
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uint32_t maxprot;
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uint32_t initprot;
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uint32_t nsects;
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uint32_t flags;
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};
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struct LoadCommandSegment64 {
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char segname[16];
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uint64_t vmaddr;
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uint64_t vmsize;
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uint64_t fileoff;
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uint64_t filesize;
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uint32_t maxprot;
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uint32_t initprot;
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uint32_t nsects;
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uint32_t flags;
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};
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struct Section {
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char sectname[16];
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char segname[16];
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uint32_t addr;
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uint32_t size;
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uint32_t offset;
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uint32_t align;
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uint32_t reloff;
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uint32_t nreloc;
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uint32_t flags;
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uint32_t reserved1;
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uint32_t reserved2;
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};
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struct Section64 {
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char sectname[16];
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char segname[16];
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uint64_t addr;
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uint64_t size;
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uint32_t offset;
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uint32_t align;
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uint32_t reloff;
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uint32_t nreloc;
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uint32_t flags;
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uint32_t reserved1;
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uint32_t reserved2;
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uint32_t reserved3;
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};
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Ref<FileAccess> fa;
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bool swap = false;
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uint64_t lc_limit = 0;
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uint64_t exe_limit = 0;
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uint64_t exe_base = std::numeric_limits<uint64_t>::max(); // Start of first __text section.
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uint32_t align = 0;
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uint32_t cputype = 0;
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uint32_t cpusubtype = 0;
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uint64_t link_edit_offset = 0; // __LINKEDIT segment offset.
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uint64_t signature_offset = 0; // Load command offset.
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uint32_t seg_align(uint64_t p_vmaddr, uint32_t p_min, uint32_t p_max);
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bool alloc_signature(uint64_t p_size);
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static inline size_t PAD(size_t s, size_t a) {
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return (a - s % a);
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}
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public:
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static bool is_macho(const String &p_path);
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bool open_file(const String &p_path);
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uint64_t get_exe_base();
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uint64_t get_exe_limit();
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int32_t get_align();
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uint32_t get_cputype();
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uint32_t get_cpusubtype();
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uint64_t get_size();
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uint64_t get_code_limit();
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uint64_t get_signature_offset();
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bool is_signed();
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PackedByteArray get_cdhash_sha1();
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PackedByteArray get_cdhash_sha256();
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PackedByteArray get_requirements();
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const Ref<FileAccess> get_file() const;
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Ref<FileAccess> get_file();
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uint64_t get_signature_size();
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bool set_signature_size(uint64_t p_size);
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};
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#endif // MODULE_REGEX_ENABLED
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#endif // MACHO_H
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