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Update the function_replacement_data struct to support game specific patches

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Maschell 2023-01-07 23:35:20 +01:00
parent f7545ff638
commit 119f529fdd
1 changed files with 121 additions and 14 deletions
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133
include/function_patcher/fpatching_defines.h
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@ -94,8 +94,9 @@ typedef enum function_replacement_library_type_t {
#define FUNCTION_PATCHER_METHOD_STORE_SIZE 40 #define FUNCTION_PATCHER_METHOD_STORE_SIZE 40
typedef enum FunctionPatcherFunctionType { typedef enum FunctionPatcherFunctionType {
FUNCTION_PATCHER_STATIC_FUNCTION = 0, FUNCTION_PATCHER_REPLACE_BY_LIB_OR_ADDRESS = 0,
FUNCTION_PATCHER_DYNAMIC_FUNCTION = 1 FUNCTION_PATCHER_REPLACE_FOR_EXECUTABLE_BY_ADDRESS = 1,
FUNCTION_PATCHER_REPLACE_FOR_EXECUTABLE_BY_NAME = 2,
} FunctionPatcherFunctionType; } FunctionPatcherFunctionType;
typedef enum FunctionPatcherTargetProcess { typedef enum FunctionPatcherTargetProcess {
@ -119,9 +120,9 @@ typedef enum FunctionPatcherTargetProcess {
} FunctionPatcherTargetProcess; } FunctionPatcherTargetProcess;
typedef uint32_t PatchedFunctionHandle; typedef uint32_t PatchedFunctionHandle;
#define FUNCTION_REPLACEMENT_DATA_STRUCT_VERSION 0x00000002 #define FUNCTION_REPLACEMENT_DATA_STRUCT_VERSION 0x00000003
typedef struct function_replacement_data_t { typedef struct function_replacement_data_v2_t {
uint32_t VERSION; uint32_t VERSION;
uint32_t physicalAddr; /* [needs to be filled] */ uint32_t physicalAddr; /* [needs to be filled] */
uint32_t virtualAddr; /* [needs to be filled] */ uint32_t virtualAddr; /* [needs to be filled] */
@ -130,8 +131,110 @@ typedef struct function_replacement_data_t {
function_replacement_library_type_t library; /* [needs to be filled] rpl where the function we want to replace is. */ function_replacement_library_type_t library; /* [needs to be filled] rpl where the function we want to replace is. */
const char *function_name; /* [needs to be filled] name of the function we want to replace */ const char *function_name; /* [needs to be filled] name of the function we want to replace */
FunctionPatcherTargetProcess targetProcess; /* [will be filled] */ FunctionPatcherTargetProcess targetProcess; /* [will be filled] */
} function_replacement_data_v2_t;
typedef struct function_replacement_data_t {
uint32_t version;
FunctionPatcherFunctionType type;
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 */
FunctionPatcherTargetProcess targetProcess;
union {
struct {
const char *function_name; /* [needs to be filled] name of the function we want to replace */
function_replacement_library_type_t library; /* [needs to be filled] rpl where the function we want to replace is. */
} ReplaceInRPL;
struct {
const uint64_t *targetTitleIds;
uint32_t targetTitleIdsCount;
uint16_t versionMin;
uint16_t versionMax;
const char *executableName;
uint32_t textOffset;
const char *functionName;
} ReplaceInRPX;
};
} function_replacement_data_t; } function_replacement_data_t;
typedef function_replacement_data_t function_replacement_data_v3_t;
#define REPLACE_FUNCTION_OF_EXECUTABLE_BY_FUNCTION_NAME(__replacementFunctionName, \
__targetTitleIds, __targetTitleIdsCount, \
__executableName, \
__functionName) \
REPLACE_FUNCTION_OF_EXECUTABLE_BY_FUNCTION_NAME_WITH_VERSION(__replacementFunctionName, \
__targetTitleIds, \
__targetTitleIdsCount, \
__executableName, \
__functionName, \
0, 0xFFFF)
#define REPLACE_FUNCTION_OF_EXECUTABLE_BY_FUNCTION_NAME_WITH_VERSION(__replacementFunctionName, \
__targetTitleIds, __targetTitleIdsCount, \
__executableName, \
__functionName, \
__versionMin, __versionMax) \
REPLACE_FUNCTION_OF_EXECUTABLE_WITH_VERSION_EX(__replacementFunctionName, \
FUNCTION_PATCHER_REPLACE_FOR_EXECUTABLE_BY_NAME, \
__targetTitleIds, \
__targetTitleIdsCount, \
__executableName, \
0, \
__functionName, \
__versionMin, __versionMax)
#define REPLACE_FUNCTION_OF_EXECUTABLE_BY_ADDRESS(__replacementFunctionName, \
__targetTitleIds, __targetTitleIdsCount, \
__executableName, \
__textOffset) \
REPLACE_FUNCTION_OF_EXECUTABLE_BY_ADDRESS_WITH_VERSION(__replacementFunctionName, \
__targetTitleIds, \
__targetTitleIdsCount, \
__executableName, \
__textOffset, \
0, 0xFFFF)
#define REPLACE_FUNCTION_OF_EXECUTABLE_BY_ADDRESS_WITH_VERSION(__replacementFunctionName, \
__targetTitleIds, __targetTitleIdsCount, \
__executableName, \
__textOffset, \
__versionMin, __versionMax) \
REPLACE_FUNCTION_OF_EXECUTABLE_WITH_VERSION_EX(__replacementFunctionName, \
FUNCTION_PATCHER_REPLACE_FOR_EXECUTABLE_BY_ADDRESS, \
__targetTitleIds, \
__targetTitleIdsCount, \
__executableName, \
__textOffset, \
0, \
__versionMin, __versionMax)
#define REPLACE_FUNCTION_OF_EXECUTABLE_WITH_VERSION_EX(__replacementFunctionName, \
__type, \
__targetTitleIds, __targetTitleIdsCount, \
__executableName, \
__textOffset, \
__functionName, \
__versionMin, __versionMax) \
{ \
.version = FUNCTION_REPLACEMENT_DATA_STRUCT_VERSION, \
.type = __type, \
.physicalAddr = 0, \
.virtualAddr = 0, \
.replaceAddr = (uint32_t) my_##__replacementFunctionName, \
.replaceCall = (uint32_t *) &real_##__replacementFunctionName, \
.targetProcess = FP_TARGET_PROCESS_GAME_AND_MENU, \
.ReplaceInRPX = { \
.targetTitleIds = __targetTitleIds, \
.targetTitleIdsCount = __targetTitleIdsCount, \
.versionMin = __versionMin, \
.versionMax = __versionMax, \
.executableName = __executableName, \
.textOffset = __textOffset, \
.functionName = __functionName, \
} \
}
#define REPLACE_FUNCTION(x, lib, function_name) \ #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)
@ -145,16 +248,20 @@ typedef struct function_replacement_data_t {
#define REPLACE_FUNCTION_VIA_ADDRESS_FOR_PROCESS(x, physicalAddress, effectiveAddress, process) \ #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) \ #define REPLACE_FUNCTION_EX(__replacementFunctionName, __lib, __function_name, \
__physicalAddress, __effectiveAddress, __process) \
{ \ { \
FUNCTION_REPLACEMENT_DATA_STRUCT_VERSION, \ .version = FUNCTION_REPLACEMENT_DATA_STRUCT_VERSION, \
physicalAddress, \ .type = FUNCTION_PATCHER_REPLACE_BY_LIB_OR_ADDRESS, \
effectiveAddress, \ .physicalAddr = __physicalAddress, \
(uint32_t) my_##x, \ .virtualAddr = __effectiveAddress, \
(uint32_t *) &real_##x, \ .replaceAddr = (uint32_t) my_##__replacementFunctionName, \
lib, \ .replaceCall = (uint32_t *) &real_##__replacementFunctionName, \
function_name, \ .targetProcess = __process, \
process \ .ReplaceInRPL = { \
.function_name = __function_name, \
.library = __lib, \
} \
} }
#define DECL_FUNCTION(res, name, ...) \ #define DECL_FUNCTION(res, name, ...) \