c_cpp [测试]＃C ++＃多线程

Posted 2021-05-14

CHAR* CMyDevice::LoadDllContext(char* filename)
{
	DWORD dwReadWrite, LenOfFile = FileLen(filename);
	HANDLE hFile = CreateFileA(filename, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING, 0, 0);
	if (hFile != INVALID_HANDLE_VALUE)
	{
		PCHAR buffer = (PCHAR)malloc(LenOfFile);
		SetFilePointer(hFile, 0, 0, FILE_BEGIN);
		ReadFile(hFile, buffer, LenOfFile, &dwReadWrite, 0);
		CloseHandle(hFile);
		return buffer;
	}
	return NULL;
}