void checkD3D9Hook(bool preonly) {
if (bChaining) {
ods("D3D9: Causing a chain");
return;
}
bChaining = true;
HMODULE hD3D = GetModuleHandle("D3D9.DLL");
if (hD3D != NULL) {
if (! bHooked) {
char procname[2048];
GetModuleFileName(NULL, procname, 2048);
fods("D3D9: CreateWnd in unhooked D3D App %s", procname);
bHooked = true;
// Add a ref to ourselves; we do NOT want to get unloaded directly from this process.
GetModuleHandleEx(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, reinterpret_cast<char *>(&HookCreate), &hSelf);
// Can we use the prepatch data?
GetModuleFileName(hD3D, procname, 2048);
if (_stricmp(d3dd->cFileName, procname) == 0) {
unsigned char *raw = (unsigned char *) hD3D;
HookCreateRaw((voidFunc)(raw + d3dd->iOffsetCreate));
if (d3dd->iOffsetCreateEx)
HookCreateRawEx((voidFunc)(raw + d3dd->iOffsetCreateEx));
} else if (! preonly) {
fods("D3D9 Interface changed, can't rawpatch");
pDirect3DCreate9 d3dc9 = reinterpret_cast<pDirect3DCreate9>(GetProcAddress(hD3D, "Direct3DCreate9"));
ods("Got %p", d3dc9);
if (d3dc9) {
IDirect3D9 *id3d9 = d3dc9(D3D_SDK_VERSION);
if (id3d9) {
HookCreate(id3d9);
id3d9->Release();
} else {
ods("Failed Direct3DCreate9");
}
} else {
ods("D3D Library without Direct3DCreate9?");
}
} else {
bHooked = false;
}
}
}
bChaining = false;
}
void hookD3D9(HMODULE hD3D, bool preonly) {
const int procnamesize = 2048;
char procname[procnamesize];
GetModuleFileName(NULL, procname, procnamesize);
ods("D3D9: hookD3D9 in App %s", procname);
// Add a ref to ourselves; we do NOT want to get unloaded directly from this process.
GetModuleHandleEx(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, reinterpret_cast<char *>(&HookCreate), &hSelf);
bHooked = true;
// Can we use the prepatch data?
GetModuleFileName(hD3D, procname, procnamesize);
if (_stricmp(d3dd->cFileName, procname) == 0) {
unsigned char *raw = (unsigned char *) hD3D;
HookCreateRaw((voidFunc)(raw + d3dd->iOffsetCreate));
if (d3dd->iOffsetCreateEx)
HookCreateRawEx((voidFunc)(raw + d3dd->iOffsetCreateEx));
} else if (! preonly) {
ods("D3D9: Interface changed, can't rawpatch");
pDirect3DCreate9 d3dcreate9 = reinterpret_cast<pDirect3DCreate9>(GetProcAddress(hD3D, "Direct3DCreate9"));
if (d3dcreate9) {
ods("D3D9: Got %p for Direct3DCreate9", d3dcreate9);
IDirect3D9 *id3d9 = d3dcreate9(D3D_SDK_VERSION);
if (id3d9) {
HookCreate(id3d9);
id3d9->Release();
} else {
ods("D3D9: Failed call to Direct3DCreate9");
}
} else {
ods("D3D9: Library without Direct3DCreate9?");
}
} else {
bHooked = false;
}
}
static void hookD3D9(HMODULE hD3D, bool preonly) {
char procname[MODULEFILEPATH_BUFLEN];
GetModuleFileName(NULL, procname, ARRAY_NUM_ELEMENTS(procname));
ods("D3D9: hookD3D9 in App '%s'", procname);
// Add a ref to ourselves; we do NOT want to get unloaded directly from this process.
HMODULE hTempSelf = NULL;
GetModuleHandleEx(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, reinterpret_cast<char *>(&hookD3D9), &hTempSelf);
bHooked = true;
// Can we use the prepatch data?
wchar_t modulename[MODULEFILEPATH_BUFLEN];
GetModuleFileNameW(hD3D, modulename, ARRAY_NUM_ELEMENTS(modulename));
if (_wcsicmp(d3dd->wcFileName, modulename) == 0) {
// The module seems to match the one we prepared d3dd for.
unsigned char *raw = (unsigned char *) hD3D;
HookCreateRaw((voidFunc)(raw + d3dd->iOffsetCreate));
if (d3dd->iOffsetCreateEx) {
HookCreateRawEx((voidFunc)(raw + d3dd->iOffsetCreateEx));
}
} else if (! preonly) {
ods("D3D9: Interface changed, can't rawpatch. Current: %ls ; Previously: %ls", modulename, d3dd->wcFileName);
pDirect3DCreate9 d3dcreate9 = reinterpret_cast<pDirect3DCreate9>(GetProcAddress(hD3D, "Direct3DCreate9"));
if (d3dcreate9) {
ods("D3D9: Got %p for Direct3DCreate9", d3dcreate9);
IDirect3D9 *id3d9 = d3dcreate9(D3D_SDK_VERSION);
if (id3d9) {
HookCreate(id3d9);
id3d9->Release();
} else {
ods("D3D9: Failed call to Direct3DCreate9");
}
} else {
ods("D3D9: Library without Direct3DCreate9?");
}
pDirect3DCreate9Ex d3dcreate9ex = reinterpret_cast<pDirect3DCreate9Ex>(GetProcAddress(hD3D, "Direct3DCreate9Ex"));
if (d3dcreate9ex) {
ods("D3D9: Got %p for Direct3DCreate9Ex", d3dcreate9ex);
IDirect3D9Ex** id3d9ex = 0;
HRESULT hr = d3dcreate9ex(D3D_SDK_VERSION, id3d9ex);
if (SUCCEEDED(hr)) {
HookCreateEx(*id3d9ex);
(*id3d9ex)->Release();
} else {
switch (hr) {
case D3DERR_OUTOFVIDEOMEMORY:
ods("D3D11: Direct3DCreate9Ex returned with out of memory error.");
break;
case D3DERR_NOTAVAILABLE:
ods("D3D11: Direct3DCreate9Ex is not available.");
break;
default:
ods("D3D11: Unexpected return result from Direct3DCreate9Ex");
break;
}
}
}
} else {
bHooked = false;
}
}