chk_rv = moduleFunctionList->C_SignInit(hSession, &signMechanism, hKey);
						if (chk_rv != CKR_OK) {
							break;
						}

						tmpDestinationLength = *destinationLength;
						chk_rv = moduleFunctionList->C_Sign(hSession, data, dataLength, destination, &tmpDestinationLength);

						if (tmpDestinationLength == 0) {
							chk_rv = CKR_GENERAL_ERROR;
						}

						switch (chk_rv) {
							case CKR_OK:
								*destinationLength = tmpDestinationLength;
								retval = CACKEY_CHROME_OK;
								break;
							case CKR_USER_NOT_LOGGED_IN:
								retval = CACKEY_CHROME_NEEDLOGIN;

						pin = message->Get("pin").AsString().c_str();
					} else {
						pin = NULL;
					}

					incomingCertificateCACKey.certificate = incomingCertificateContents->Map();					
					incomingCertificateCACKey.certificate_len = incomingCertificateContents->ByteLength();					

					outgoingDataLength = sizeof(buffer);

					signRet = cackey_chrome_signMessage(&incomingCertificateCACKey,
						incomingData->Map(), incomingData->ByteLength(),
						buffer, &outgoingDataLength,
						&pinPrompt, pin
					);