First iteration of the WUPS-Backend as a .rpx/module for the SetupPayload

- Function replacements are not implemented yet
- Serveral features like the config menu are missing

Still WIP

source/utils/ElfUtils.h

@@ -0,0 +1,50 @@
+#pragma once
+
+#include <stdint.h>
+#include "common/relocation_defines.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int32_t LoadFileToMem(const char *relativefilepath, char **fileOut, uint32_t * sizeOut);
+uint32_t load_loader_elf_from_sd(unsigned char* baseAddress, const char* relativePath);
+uint32_t load_loader_elf(unsigned char* baseAddress, char * elf_data, uint32_t fileSize);
+
+#define R_PPC_NONE              0
+#define R_PPC_ADDR32            1
+#define R_PPC_ADDR16_LO         4
+#define R_PPC_ADDR16_HI         5
+#define R_PPC_ADDR16_HA         6
+#define R_PPC_REL24             10
+#define R_PPC_REL14             11
+#define R_PPC_DTPMOD32          68
+#define R_PPC_DTPREL32          78
+#define R_PPC_EMB_SDA21         109
+#define R_PPC_EMB_RELSDA        116
+#define R_PPC_DIAB_SDA21_LO     180
+#define R_PPC_DIAB_SDA21_HI     181
+#define R_PPC_DIAB_SDA21_HA     182
+#define R_PPC_DIAB_RELSDA_LO    183
+#define R_PPC_DIAB_RELSDA_HI    184
+#define R_PPC_DIAB_RELSDA_HA    185
+#define R_PPC_GHS_REL16_HA      251
+#define R_PPC_GHS_REL16_HI      252
+#define R_PPC_GHS_REL16_LO      253
+
+// Masks for manipulating Power PC relocation targets
+#define PPC_WORD32              0xFFFFFFFF
+#define PPC_WORD30              0xFFFFFFFC
+#define PPC_LOW24               0x03FFFFFC
+#define PPC_LOW14               0x0020FFFC
+#define PPC_HALF16              0xFFFF
+
+#ifdef __cplusplus
+}
+#endif
+
+class ElfUtils {
+
+public:
+    static bool elfLinkOne(char type, size_t offset, int32_t addend, uint32_t destination, uint32_t symbol_addr, relocation_trampolin_entry_t * trampolin_data, uint32_t trampolin_data_length, RelocationType reloc_type, uint8_t trampolinId);
+};