加密:CRijndael oRijndael;oRijndael.MakeKey(pKey, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", nKeyLen, nBlockLen);oRijndael.EncryptBlock(pIn, pOut);解密:CRijndael oRijndael;oRijndael.MakeKey(pKey, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0", nKeyLen, nBlockLen);oRijndael.DecryptBlock(pIn, pOut);