BOOL WINAPI MPQDraftPluginInterface::InitializePlugin(IMPQDraftServer* /*server*/)
{
std::string target = GetBWAPITarget();
if ( !LoadLibrary(target.c_str()) )
return BWAPIError("Could not load \"%s\".", target.c_str());
return TRUE;
}
extern "C" __declspec(dllexport) bool ApplyPatchSuspended(HANDLE hProcess, DWORD)
{
// Get target file name
char szTarget[MAX_PATH];
strncpy(szTarget, GetBWAPITarget().c_str(), MAX_PATH-1);
szTarget[MAX_PATH-1] = '\0';
// Check if the file exists, INVALID_FILE_ATTRIBUTES will have this bit set too
if ( GetFileAttributesA(GetBWAPITarget().c_str()) & FILE_ATTRIBUTE_DIRECTORY )
return BWAPIError("Unable to find %s.", szTarget);
// Get the address for the LoadLibrary procedure
HMODULE hKernalModule = GetModuleHandle(L"Kernel32");
if ( !hKernalModule )
return BWAPIError("Unable to get module handle for Kernel32.");
LPTHREAD_START_ROUTINE loadLibAddress = (LPTHREAD_START_ROUTINE)GetProcAddress(hKernalModule, "LoadLibraryA" );
if ( !loadLibAddress )
return BWAPIError("Could not get Proc Address for LoadLibraryA.");
// Create a remote allocation
VAlloc alloc(hProcess, MAX_PATH);
if ( !alloc )
return BWAPIError("Could not allocate memory for DLL path.");
// Write the DLL path to the allocation
if ( !alloc.Write(szTarget, MAX_PATH) )
return BWAPIError("Write process memory failed.");
// Create a remote thread for LoadLibrary and pass the DLL path as a parameter
RemoteThread thread(hProcess, loadLibAddress, alloc.GetAddress());
if ( !thread )
return BWAPIError("Unable to create remote thread.");
// Wait for the thread to finish
if ( !thread.Wait() )
return BWAPIError("WaitForSingleObject failed.");
// The exit code for LoadLibrary is its return value, if it's NULL then loading failed
if ( thread.GetExitCode() == NULL )
return BWAPIError("Injection failed.\nThis is caused when BWAPI crashes before injecting completely.");
return true; //everything OK
}