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Maschell
2022-02-11 19:57:54 +01:00
parent 89c25abbb2
commit 076134a77c
7 changed files with 167 additions and 58 deletions
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112
include/function_patcher/fpatching_defines.h
View File

@ -72,82 +72,82 @@ typedef enum function_replacement_library_type_t {
LIBRARY_OTHER,
} function_replacement_library_type_t;
#define MAXIMUM_FUNCTION_NAME_LENGTH 100
#define FUNCTION_PATCHER_METHOD_STORE_SIZE 40
#define MAXIMUM_FUNCTION_NAME_LENGTH 100
#define FUNCTION_PATCHER_METHOD_STORE_SIZE 40
typedef enum FunctionPatcherFunctionType {
FUNCTION_PATCHER_STATIC_FUNCTION = 0,
FUNCTION_PATCHER_DYNAMIC_FUNCTION = 1
FUNCTION_PATCHER_STATIC_FUNCTION = 0,
FUNCTION_PATCHER_DYNAMIC_FUNCTION = 1
} FunctionPatcherFunctionType;
typedef enum FunctionPatcherTargetProcess {
FP_TARGET_PROCESS_ALL = 0xFF,
FP_TARGET_PROCESS_ROOT_RPX = 1,
FP_TARGET_PROCESS_WII_U_MENU = 2,
FP_TARGET_PROCESS_TVII = 3,
FP_TARGET_PROCESS_E_MANUAL = 4,
FP_TARGET_PROCESS_HOME_MENU = 5,
FP_TARGET_PROCESS_ERROR_DISPLAY = 6,
FP_TARGET_PROCESS_MINI_MIIVERSE = 7,
FP_TARGET_PROCESS_BROWSER = 8,
FP_TARGET_PROCESS_MIIVERSE = 9,
FP_TARGET_PROCESS_ESHOP = 10,
FP_TARGET_PROCESS_PFID_11 = 11,
FP_TARGET_PROCESS_DOWNLOAD_MANAGER = 12,
FP_TARGET_PROCESS_PFID_13 = 13,
FP_TARGET_PROCESS_PFID_14 = 14,
FP_TARGET_PROCESS_GAME = 15,
FP_TARGET_PROCESS_GAME_AND_MENU = 16,
FP_TARGET_PROCESS_ALL = 0xFF,
FP_TARGET_PROCESS_ROOT_RPX = 1,
FP_TARGET_PROCESS_WII_U_MENU = 2,
FP_TARGET_PROCESS_TVII = 3,
FP_TARGET_PROCESS_E_MANUAL = 4,
FP_TARGET_PROCESS_HOME_MENU = 5,
FP_TARGET_PROCESS_ERROR_DISPLAY = 6,
FP_TARGET_PROCESS_MINI_MIIVERSE = 7,
FP_TARGET_PROCESS_BROWSER = 8,
FP_TARGET_PROCESS_MIIVERSE = 9,
FP_TARGET_PROCESS_ESHOP = 10,
FP_TARGET_PROCESS_PFID_11 = 11,
FP_TARGET_PROCESS_DOWNLOAD_MANAGER = 12,
FP_TARGET_PROCESS_PFID_13 = 13,
FP_TARGET_PROCESS_PFID_14 = 14,
FP_TARGET_PROCESS_GAME = 15,
FP_TARGET_PROCESS_GAME_AND_MENU = 16,
} FunctionPatcherTargetProcess;
#define FUNCTION_REPLACEMENT_DATA_STRUCT_VERSION 0x00000001
#define FUNCTION_REPLACEMENT_DATA_STRUCT_VERSION 0x00000001
typedef struct function_replacement_data_t {
uint32_t VERSION;
uint32_t physicalAddr; /* [needs to be filled] */
uint32_t virtualAddr; /* [needs to be filled] */
uint32_t replaceAddr; /* [needs to be filled] Address of our replacement function */
uint32_t replaceCall; /* [needs to be filled] Address to access the real_function */
function_replacement_library_type_t library; /* [needs to be filled] rpl where the function we want to replace is. */
char function_name[MAXIMUM_FUNCTION_NAME_LENGTH]; /* [needs to be filled] name of the function we want to replace */
uint32_t realAddr; /* [will be filled] Address of the real function we want to replace. */
volatile uint32_t replace_data [FUNCTION_PATCHER_METHOD_STORE_SIZE]; /* [will be filled] Space for us to store some jump instructions */
uint32_t restoreInstruction; /* [will be filled] Copy of the instruction we replaced to jump to our code. */
FunctionPatcherFunctionType functionType; /* [will be filled] */
uint8_t alreadyPatched; /* [will be filled] */
FunctionPatcherTargetProcess targetProcess; /* [will be filled] */
uint32_t VERSION;
uint32_t physicalAddr; /* [needs to be filled] */
uint32_t virtualAddr; /* [needs to be filled] */
uint32_t replaceAddr; /* [needs to be filled] Address of our replacement function */
uint32_t replaceCall; /* [needs to be filled] Address to access the real_function */
function_replacement_library_type_t library; /* [needs to be filled] rpl where the function we want to replace is. */
char function_name[MAXIMUM_FUNCTION_NAME_LENGTH]; /* [needs to be filled] name of the function we want to replace */
uint32_t realAddr; /* [will be filled] Address of the real function we want to replace. */
volatile uint32_t replace_data[FUNCTION_PATCHER_METHOD_STORE_SIZE]; /* [will be filled] Space for us to store some jump instructions */
uint32_t restoreInstruction; /* [will be filled] Copy of the instruction we replaced to jump to our code. */
FunctionPatcherFunctionType functionType; /* [will be filled] */
uint8_t alreadyPatched; /* [will be filled] */
FunctionPatcherTargetProcess targetProcess; /* [will be filled] */
} function_replacement_data_t;
#define REPLACE_FUNCTION(x, lib, function_name) \
REPLACE_FUNCTION_FOR_PROCESS(x, lib, function_name, FP_TARGET_PROCESS_GAME_AND_MENU)
REPLACE_FUNCTION_FOR_PROCESS(x, lib, function_name, FP_TARGET_PROCESS_GAME_AND_MENU)
#define REPLACE_FUNCTION_FOR_PROCESS(x, lib, function_name, process) \
REPLACE_FUNCTION_EX(x, lib, # function_name, 0, 0, process)
REPLACE_FUNCTION_EX(x, lib, #function_name, 0, 0, process)
#define REPLACE_FUNCTION_VIA_ADDRESS(x, physicalAddress, effectiveAddress) \
REPLACE_FUNCTION_VIA_ADDRESS_FOR_PROCESS(x, physicalAddress, effectiveAddress, FP_TARGET_PROCESS_ALL)
REPLACE_FUNCTION_VIA_ADDRESS_FOR_PROCESS(x, physicalAddress, effectiveAddress, FP_TARGET_PROCESS_ALL)
#define REPLACE_FUNCTION_VIA_ADDRESS_FOR_PROCESS(x, physicalAddress, effectiveAddress, process) \
REPLACE_FUNCTION_EX(x, LIBRARY_OTHER, # x, physicalAddress, effectiveAddress, process)
REPLACE_FUNCTION_EX(x, LIBRARY_OTHER, #x, physicalAddress, effectiveAddress, process)
#define REPLACE_FUNCTION_EX(x, lib, function_name, physicalAddress, effectiveAddress, process) \
{ \
FUNCTION_REPLACEMENT_DATA_STRUCT_VERSION, \
physicalAddress, \
effectiveAddress, \
(uint32_t) my_ ## x, \
(uint32_t) &real_ ## x, \
lib, \
function_name, \
0, \
{}, \
0, \
FUNCTION_PATCHER_STATIC_FUNCTION, \
0, \
process \
{ \
FUNCTION_REPLACEMENT_DATA_STRUCT_VERSION, \
physicalAddress, \
effectiveAddress, \
(uint32_t) my_##x, \
(uint32_t) &real_##x, \
lib, \
function_name, \
0, \
{}, \
0, \
FUNCTION_PATCHER_STATIC_FUNCTION, \
0, \
process \
}
#define DECL_FUNCTION(res, name, ...) \
res (* real_ ## name)(__VA_ARGS__) __attribute__((section(".data"))); \
res my_ ## name(__VA_ARGS__)
#define DECL_FUNCTION(res, name, ...) \
res (*real_##name)(__VA_ARGS__) __attribute__((section(".data"))); \
res my_##name(__VA_ARGS__)

2
include/function_patcher/function_patching.h
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@ -1,7 +1,7 @@
#pragma once
#include <stdint.h>
#include "fpatching_defines.h"
#include <stdint.h>
#ifdef __cplusplus
extern "C" {