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more d3dx hooks

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This commit is contained in:
Akash Mozumdar 2019-01-30 15:14:14 -05:00
parent 67c3e572d7
commit b61cef5386
1 changed files with 11 additions and 2 deletions
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13
vnrhook/engine/native/pchooks.cc
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@ -157,6 +157,15 @@ void PcHooks::hookGDIPlusFunctions()
void PcHooks::hookD3DXFunctions(HMODULE d3dxModule) void PcHooks::hookD3DXFunctions(HMODULE d3dxModule)
{ {
ConsoleOutput("Textractor: inserting Direct3D hooks (EXPERIMENTAL)"); ConsoleOutput("Textractor: inserting Direct3D hooks (EXPERIMENTAL)");
if (GetProcAddress(d3dxModule, "D3DXCreateTextA"))
{
NEW_MODULE_HOOK(d3dxModule, D3DXCreateTextA, s_arg3, 0, 0, 0, USING_STRING, 0)
NEW_MODULE_HOOK(d3dxModule, D3DXCreateTextW, s_arg3, 0, 0, 0, USING_STRING|USING_UNICODE, 0)
}
// Second call in D3DX(10)CreateFontIndirect is D3DXFont constructor, which sets up the vtable
// Call it to set up the vtable then extract the function addresses from that vtable
uintptr_t createFont = (uintptr_t)GetProcAddress(d3dxModule, "D3DXCreateFontIndirectA"); uintptr_t createFont = (uintptr_t)GetProcAddress(d3dxModule, "D3DXCreateFontIndirectA");
if (!createFont) createFont = (uintptr_t)GetProcAddress(d3dxModule, "D3DX10CreateFontIndirectA"); if (!createFont) createFont = (uintptr_t)GetProcAddress(d3dxModule, "D3DX10CreateFontIndirectA");
if (!createFont) return ConsoleOutput("Textractor: D3DX failed: couldn't find entry function"); if (!createFont) return ConsoleOutput("Textractor: D3DX failed: couldn't find entry function");
@ -276,8 +285,8 @@ void PcHooks::hookOtherPcFunctions()
if (HMODULE module = GetModuleHandleW(L"OLEAUT32")) if (HMODULE module = GetModuleHandleW(L"OLEAUT32"))
{ {
NEW_MODULE_HOOK(module, SysAllocString, s_arg1, 0, 0, 0, USING_UNICODE|USING_STRING, 0) NEW_MODULE_HOOK(module, SysAllocString, s_arg1, 0, 0, 0, USING_UNICODE|USING_STRING, 0)
NEW_MODULE_HOOK(module, SysAllocStringByteLen, s_arg1, 0, 0, 0, USING_STRING, s_arg2) NEW_MODULE_HOOK(module, SysAllocStringByteLen, s_arg1, 0, 0, 0, USING_STRING, s_arg2 / arg_sz)
NEW_MODULE_HOOK(module, SysAllocStringLen, s_arg1, 0, 0, 0, USING_UNICODE|USING_STRING, s_arg2) NEW_MODULE_HOOK(module, SysAllocStringLen, s_arg1, 0, 0, 0, USING_UNICODE|USING_STRING, s_arg2 / arg_sz)
} }
} }