CustomRPXLoader/src/dynamic.c
2020-08-23 10:44:14 +02:00

45 lines
1.5 KiB
C

#include <coreinit/dynload.h>
#include <coreinit/debug.h>
#define IMPORT(name) void* addr_##name
#define IMPORT_BEGIN(lib)
#define IMPORT_END()
#include "imports.h"
#undef IMPORT
#undef IMPORT_BEGIN
#undef IMPORT_END
#define IMPORT(name) do{if(OSDynLoad_FindExport(handle, 0, #name, &addr_##name) < 0)OSFatal("Function " # name " is NULL");} while(0)
#define IMPORT_BEGIN(lib) OSDynLoad_Acquire(#lib ".rpl", &handle)
/* #define IMPORT_END() OSDynLoad_Release(handle) */
#define IMPORT_END()
#define EXPORT_VAR(type, var) type var __attribute__((section(".data")));
EXPORT_VAR(uint32_t *, MEMAllocFromDefaultHeap);
EXPORT_VAR(uint32_t *, MEMAllocFromDefaultHeapEx);
EXPORT_VAR(uint32_t *, MEMFreeToDefaultHeap);
void InitFunctionPointers(void) {
OSDynLoad_Module handle;
addr_OSDynLoad_Acquire = (void *) 0x0102A3B4;
addr_OSDynLoad_FindExport = (void *) 0x0102B828;
OSDynLoad_Acquire("coreinit.rpl", &handle);
uint32_t **value = 0;
OSDynLoad_FindExport(handle, 1, "MEMAllocFromDefaultHeap", (void **) &value);
MEMAllocFromDefaultHeap = *value;
OSDynLoad_FindExport(handle, 1, "MEMAllocFromDefaultHeapEx", (void **) &value);
MEMAllocFromDefaultHeapEx = *value;
OSDynLoad_FindExport(handle, 1, "MEMFreeToDefaultHeap", (void **) &value);
MEMFreeToDefaultHeap = *value;
#include "imports.h"
// override failed __rplwrap_exit find export
OSDynLoad_FindExport(handle, 0, "exit", (void **) &addr___rplwrap_exit);
}