custom_items_games/functions.h
2022-10-16 18:00:47 +01:00

94 lines
3.2 KiB
C

#pragma optimize("", off)
#define CUSTOM_ITEMS_GAME "scripts/items/items_game_custom.txt"
#define CUSTOM_ITEMS_GAME_SIG CUSTOM_ITEMS_GAME ".sig"
Offset offset_server_econItemSchema(MOD_SERVER, 0x9D2534);
Offset offset_server_fullFilesystem(MOD_SERVER, 0xA6C208);
bool customItemsGameFound = false;
typedef bool (__thiscall** filesystem_fileExists)(intptr_t, const char*, const char*);
bool function_filesystem_fileExists(const char* filename)
{
intptr_t filesystem = offset_server_fullFilesystem.Deref() + 4;
return (*(filesystem_fileExists)(Deref(filesystem) + 40))(filesystem, filename, nullptr);
}
bool helper_check_custom_itemsgame()
{
bool foundCustom = true;
if (!function_filesystem_fileExists(CUSTOM_ITEMS_GAME))
{
Log(Color(255, 0, 127, 255), PLUGIN_NAME "Server: %s not found, loading default items_game.txt ...\n", CUSTOM_ITEMS_GAME);
foundCustom = false;
}
if (!function_filesystem_fileExists(CUSTOM_ITEMS_GAME_SIG))
{
Log(Color(255, 0, 127, 255), PLUGIN_NAME "Server: %s not found, loading default items_game.txt ...\n", CUSTOM_ITEMS_GAME_SIG);
foundCustom = false;
}
customItemsGameFound = foundCustom;
return foundCustom;
}
typedef bool (*crypto_verifySignature)(uint8_t*, uint8_t, uint8_t*, uint8_t, uint8_t*, uint8_t*);
ADDR_GAME(
crypto_verifySignature,
"CCrypto::RSAVerifySignatureSHA256",
\x55\x8B\xEC\x6A\xFF\x68\x2A\x2A\x2A\x2A\x64\xA1\x00\x00\x00\x00\x50\x64\x89\x25\x00\x00\x00\x00\x81\xEC\xCC\x00\x00\x00,
xxxxxx????xxxxxxxxxxxxxxxxxxxx
);
bool hook_crypto_verifySignature(uint8_t*, uint8_t, uint8_t*, uint8_t, uint8_t*, uint8_t*)
{
return true;
}
typedef void (__fastcall *econItemSystem_parseItemSchemaFile)(intptr_t, void*, const char*);
ADDR_GAME(
econItemSystem_parseItemSchemaFile,
"CEconItemSystem::ParseItemSchemaFile",
\x55\x8B\xEC\x83\xEC\x14\x8B\x41\x04\x8D\x55\xEC\x83\xC1\x04\xC7\x45\xEC\x00\x00\x00\x00\x52\x68\x2A\x2A\x2A\x2A,
xxxxxxxxxxxxxxxxxxxxxxxx????
);
void __fastcall hook_server_econItemSystem_parseItemSchemaFile(intptr_t thisptr, void* edx, const char* filename)
{
if (helper_check_custom_itemsgame())
{
filename = CUSTOM_ITEMS_GAME;
Log(Color(0, 255, 127, 255), "Server: loading %s...\n", filename);
}
address_econItemSystem_parseItemSchemaFile[MOD_SERVER](thisptr, edx, filename);
}
void __fastcall hook_client_econItemSystem_parseItemSchemaFile(intptr_t thisptr, void* edx, const char* filename)
{
if (helper_check_custom_itemsgame())
{
filename = CUSTOM_ITEMS_GAME;
hook_server_econItemSystem_parseItemSchemaFile(offset_server_econItemSchema.Deref(), edx, filename);
Log(Color(0, 255, 127, 255), "Client: Loading %s...\n", filename);
}
address_econItemSystem_parseItemSchemaFile[MOD_CLIENT](thisptr, edx, filename);
}
typedef bool (__fastcall* gcUpdateItemSchema_runJob)(intptr_t, void*, void*);
ADDR_GAME(
gcUpdateItemSchema_runJob,
"CGCUpdateItemSchema::BYieldingRunGCJob",
\x55\x8B\xEC\x83\xEC\x1C\x53\x57\x8B\xF9\x8D\x4D\xE4,
xxxxxxxxxxxxx
);
void __fastcall hook_gcUpdateItemSchema_runJob(intptr_t thisptr, void* edx, void* packet)
{
if (customItemsGameFound)
{
Log(Color(0, 255, 127, 255), "Blocked item schema update from GC\n");
}
else
{
address_gcUpdateItemSchema_runJob.Resolve(Deref(thisptr))(thisptr, edx, packet);
}
}
#pragma optimize("", on)