diff options
Diffstat (limited to '')
| -rw-r--r-- | src/core/patcher.cpp | 57 | ||||
| -rw-r--r-- | src/core/re3.cpp | 54 |
2 files changed, 57 insertions, 54 deletions
diff --git a/src/core/patcher.cpp b/src/core/patcher.cpp index 5fdbdf8b..19ca5f07 100644 --- a/src/core/patcher.cpp +++ b/src/core/patcher.cpp @@ -1,6 +1,11 @@ #include "common.h" #include "patcher.h" +#include <algorithm> +#include <vector> + +#include <Windows.h> + StaticPatcher *StaticPatcher::ms_head; StaticPatcher::StaticPatcher(Patcher func) @@ -20,3 +25,55 @@ StaticPatcher::Apply() } ms_head = nil; } + +std::vector<uint32> usedAddresses; + +static DWORD protect[2]; +static uint32 protect_address; +static uint32 protect_size; + +void +Protect_internal(uint32 address, uint32 size) +{ + protect_address = address; + protect_size = size; + VirtualProtect((void*)address, size, PAGE_EXECUTE_READWRITE, &protect[0]); +} + +void +Unprotect_internal(void) +{ + VirtualProtect((void*)protect_address, protect_size, protect[0], &protect[1]); +} + +void +InjectHook_internal(uint32 address, uint32 hook, int type) +{ + if(std::any_of(usedAddresses.begin(), usedAddresses.end(), + [address](uint32 value) { return value == address; })) { + debug("Used address %#06x twice when injecting hook\n", address); + } + + usedAddresses.push_back(address); + + + switch(type){ + case PATCH_JUMP: + VirtualProtect((void*)address, 5, PAGE_EXECUTE_READWRITE, &protect[0]); + *(uint8*)address = 0xE9; + break; + case PATCH_CALL: + VirtualProtect((void*)address, 5, PAGE_EXECUTE_READWRITE, &protect[0]); + *(uint8*)address = 0xE8; + break; + default: + VirtualProtect((void*)(address + 1), 4, PAGE_EXECUTE_READWRITE, &protect[0]); + break; + } + + *(ptrdiff_t*)(address + 1) = hook - address - 5; + if(type == PATCH_NOTHING) + VirtualProtect((void*)(address + 1), 4, protect[0], &protect[1]); + else + VirtualProtect((void*)address, 5, protect[0], &protect[1]); +}
\ No newline at end of file diff --git a/src/core/re3.cpp b/src/core/re3.cpp index ffb2a7a2..a65e6d76 100644 --- a/src/core/re3.cpp +++ b/src/core/re3.cpp @@ -22,62 +22,8 @@ #include "Console.h" #include "Debug.h" -#include <algorithm> -#include <vector> #include <list> -std::vector<int32> usedAddresses; - -static DWORD protect[2]; -static uint32 protect_address; -static uint32 protect_size; - -void -Protect_internal(uint32 address, uint32 size) -{ - protect_address = address; - protect_size = size; - VirtualProtect((void*)address, size, PAGE_EXECUTE_READWRITE, &protect[0]); -} - -void -Unprotect_internal(void) -{ - VirtualProtect((void*)protect_address, protect_size, protect[0], &protect[1]); -} - -void -InjectHook_internal(uint32 address, uint32 hook, int type) -{ - if(std::any_of(usedAddresses.begin(), usedAddresses.end(), - [address](uint32 value) { return (int32)value == address; })) { - debug("Used address %#06x twice when injecting hook\n", address); - } - - usedAddresses.push_back((int32)address); - - - switch(type){ - case PATCH_JUMP: - VirtualProtect((void*)address, 5, PAGE_EXECUTE_READWRITE, &protect[0]); - *(uint8*)address = 0xE9; - break; - case PATCH_CALL: - VirtualProtect((void*)address, 5, PAGE_EXECUTE_READWRITE, &protect[0]); - *(uint8*)address = 0xE8; - break; - default: - VirtualProtect((void*)((uint32)address + 1), 4, PAGE_EXECUTE_READWRITE, &protect[0]); - break; - } - - *(ptrdiff_t*)(address + 1) = (uintptr_t)hook - (uintptr_t)address - 5; - if(type == PATCH_NOTHING) - VirtualProtect((void*)(address + 1), 4, protect[0], &protect[1]); - else - VirtualProtect((void*)address, 5, protect[0], &protect[1]); -} - void **rwengine = *(void***)0x5A10E1; DebugMenuAPI gDebugMenuAPI; |