| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #include "config.h" |
| |
| #include "argv.h" |
| #include "auth.h" |
| #include "vnc.h" |
| |
| #include <guacamole/argv.h> |
| #include <guacamole/client.h> |
| #include <guacamole/protocol.h> |
| #include <guacamole/socket.h> |
| #include <guacamole/string.h> |
| #include <rfb/rfbclient.h> |
| #include <rfb/rfbproto.h> |
| |
| #include <pthread.h> |
| #include <string.h> |
| |
| char* guac_vnc_get_password(rfbClient* client) { |
| guac_client* gc = rfbClientGetClientData(client, GUAC_VNC_CLIENT_KEY); |
| guac_vnc_client* vnc_client = ((guac_vnc_client*) gc->data); |
| guac_vnc_settings* settings = vnc_client->settings; |
| |
| /* If the client does not support the "required" instruction, just return |
| the configuration data. */ |
| if (!guac_client_owner_supports_required(gc)) |
| return guac_strdup(settings->password); |
| |
| /* If password isn't around, prompt for it. */ |
| if (settings->password == NULL) { |
| |
| guac_argv_register(GUAC_VNC_ARGV_PASSWORD, guac_vnc_argv_callback, NULL, 0); |
| |
| const char* params[] = {GUAC_VNC_ARGV_PASSWORD, NULL}; |
| |
| /* Send the request for password to the owner. */ |
| guac_client_owner_send_required(gc, params); |
| |
| /* Wait for the arguments to be returned */ |
| guac_argv_await(params); |
| |
| } |
| |
| return guac_strdup(settings->password); |
| |
| } |
| |
| #ifdef ENABLE_VNC_GENERIC_CREDENTIALS |
| rfbCredential* guac_vnc_get_credentials(rfbClient* client, int credentialType) { |
| |
| guac_client* gc = rfbClientGetClientData(client, GUAC_VNC_CLIENT_KEY); |
| guac_vnc_client* vnc_client = ((guac_vnc_client*) gc->data); |
| guac_vnc_settings* settings = vnc_client->settings; |
| |
| /* Handle request for Username/Password credentials */ |
| if (credentialType == rfbCredentialTypeUser) { |
| rfbCredential *creds = malloc(sizeof(rfbCredential)); |
| |
| /* If the client supports the "required" instruction, prompt for and |
| update those. */ |
| if (guac_client_owner_supports_required(gc)) { |
| char* params[3] = {NULL}; |
| int i = 0; |
| |
| /* Check if username is not provided. */ |
| if (settings->username == NULL) { |
| guac_argv_register(GUAC_VNC_ARGV_USERNAME, guac_vnc_argv_callback, NULL, 0); |
| params[i] = GUAC_VNC_ARGV_USERNAME; |
| i++; |
| } |
| |
| /* Check if password is not provided. */ |
| if (settings->password == NULL) { |
| guac_argv_register(GUAC_VNC_ARGV_PASSWORD, guac_vnc_argv_callback, NULL, 0); |
| params[i] = GUAC_VNC_ARGV_PASSWORD; |
| i++; |
| } |
| |
| params[i] = NULL; |
| |
| /* If we have empty parameters, request them and await response. */ |
| if (i > 0) { |
| guac_client_owner_send_required(gc, (const char**) params); |
| guac_argv_await((const char**) params); |
| } |
| } |
| |
| /* Copy the values and return the credential set. */ |
| creds->userCredential.username = guac_strdup(settings->username); |
| creds->userCredential.password = guac_strdup(settings->password); |
| return creds; |
| |
| } |
| |
| guac_client_abort(gc, GUAC_PROTOCOL_STATUS_SERVER_ERROR, |
| "Unsupported credential type requested."); |
| guac_client_log(gc, GUAC_LOG_DEBUG, |
| "Unable to provide requested type of credential: %d.", |
| credentialType); |
| return NULL; |
| |
| } |
| #endif |