57 lines
1.9 KiB
C
57 lines
1.9 KiB
C
#ifndef MACHO_H
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#define MACHO_H
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#include <stdio.h>
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#include <libkern/OSByteOrder.h>
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#include <mach/mach.h>
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#include <mach-o/loader.h>
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#include <mach-o/fat.h>
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#include <sys/stat.h>
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#include "MemoryStream.h"
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typedef struct MachO MachO;
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typedef struct DyldSharedCache DyldSharedCache;
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typedef struct DyldSharedCacheImage DyldSharedCacheImage;
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// A Fat structure can either represent a fat file with multiple slices, in which the slices will be loaded into the slices attribute
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// Or a single slice MachO, in which case it serves as a compatibility layer and the single slice will also be loaded into the slices attribute
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typedef struct Fat
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{
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MemoryStream *stream;
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MachO **slices;
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uint32_t slicesCount;
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int fileDescriptor;
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} Fat;
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int fat_read_at_offset(Fat *fat, uint64_t offset, size_t size, void *outBuf);
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MemoryStream *fat_get_stream(Fat *fat);
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// Initialise a Fat structure from a memory stream
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Fat *fat_init_from_memory_stream(MemoryStream *stream);
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// Initialise a FAT structure from a memory stream of something that is inside a dyld shared cache
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Fat *fat_dsc_init_from_memory_stream(MemoryStream *stream, DyldSharedCache *containingCache, DyldSharedCacheImage *cacheImage);
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// Initialise a FAT structure using the path to the file
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Fat *fat_init_from_path(const char *filePath);
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// Find macho with cputype and cpusubtype in Fat, returns NULL if not found
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MachO *fat_find_slice(Fat *fat, cpu_type_t cputype, cpu_subtype_t cpusubtype);
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// Enumerate all slices contained in Fat
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void fat_enumerate_slices(Fat *fat, void (^enumBlock)(MachO *macho, bool *stop));
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// If Fat only has a single slice, return it
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MachO *fat_get_single_slice(Fat *fat);
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// Create a Fat structure from an array of MachO structures
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Fat *fat_create_for_macho_array(char *firstInputPath, MachO **machoArray, int machoArrayCount);
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// Add a MachO to the Fat structure
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int fat_add_macho(Fat *fat, MachO *macho);
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// Free all elements of the Fat structure
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void fat_free(Fat *fat);
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#endif // MACHO_H
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