Filza 27.2 worse_query: public and developer builds

XPF/external/ChOma/src/Fat.h

@@ -0,0 +1,57 @@
+#ifndef MACHO_H
+#define MACHO_H
+
+#include <stdio.h>
+#include <libkern/OSByteOrder.h>
+#include <mach/mach.h>
+#include <mach-o/loader.h>
+#include <mach-o/fat.h>
+#include <sys/stat.h>
+
+#include "MemoryStream.h"
+typedef struct MachO MachO;
+typedef struct DyldSharedCache DyldSharedCache;
+typedef struct DyldSharedCacheImage DyldSharedCacheImage;
+
+// A Fat structure can either represent a fat file with multiple slices, in which the slices will be loaded into the slices attribute
+// 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
+typedef struct Fat
+{
+    MemoryStream *stream;
+    MachO **slices;
+    uint32_t slicesCount;
+    int fileDescriptor;
+} Fat;
+
+int fat_read_at_offset(Fat *fat, uint64_t offset, size_t size, void *outBuf);
+
+MemoryStream *fat_get_stream(Fat *fat);
+
+// Initialise a Fat structure from a memory stream
+Fat *fat_init_from_memory_stream(MemoryStream *stream);
+
+// Initialise a FAT structure from a memory stream of something that is inside a dyld shared cache
+Fat *fat_dsc_init_from_memory_stream(MemoryStream *stream, DyldSharedCache *containingCache, DyldSharedCacheImage *cacheImage);
+
+// Initialise a FAT structure using the path to the file
+Fat *fat_init_from_path(const char *filePath);
+
+// Find macho with cputype and cpusubtype in Fat, returns NULL if not found
+MachO *fat_find_slice(Fat *fat, cpu_type_t cputype, cpu_subtype_t cpusubtype);
+
+// Enumerate all slices contained in Fat
+void fat_enumerate_slices(Fat *fat, void (^enumBlock)(MachO *macho, bool *stop));
+
+// If Fat only has a single slice, return it
+MachO *fat_get_single_slice(Fat *fat);
+
+// Create a Fat structure from an array of MachO structures
+Fat *fat_create_for_macho_array(char *firstInputPath, MachO **machoArray, int machoArrayCount);
+
+// Add a MachO to the Fat structure
+int fat_add_macho(Fat *fat, MachO *macho);
+
+// Free all elements of the Fat structure
+void fat_free(Fat *fat);
+
+#endif // MACHO_H