| /* |
| * 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. |
| */ |
| |
| #ifndef GUACD_MOVE_FD_H |
| #define GUACD_MOVE_FD_H |
| |
| #include "config.h" |
| |
| /** |
| * Sends the given file descriptor along the given socket, allowing the |
| * receiving process to use that file descriptor normally. Returns non-zero on |
| * success, zero on error, just as a normal call to sendmsg() would. If an |
| * error does occur, errno will be set appropriately. |
| * |
| * @param sock |
| * The file descriptor of an open UNIX domain socket along which the file |
| * descriptor specified by fd should be sent. |
| * |
| * @param fd |
| * The file descriptor to send along the given UNIX domain socket. |
| * |
| * @return |
| * Non-zero if the send operation succeeded, zero on error. |
| */ |
| int guacd_send_fd(int sock, int fd); |
| |
| /** |
| * Waits for a file descriptor on the given socket, returning the received file |
| * descriptor. The file descriptor must have been sent via guacd_send_fd. If an |
| * error occurs, -1 is returned, and errno will be set appropriately. |
| * |
| * @param sock |
| * The file descriptor of an open UNIX domain socket along which the file |
| * descriptor will be sent (by guacd_send_fd()). |
| * |
| * @return |
| * The received file descriptor, or -1 if an error occurs preventing |
| * receipt of the file descriptor. |
| */ |
| int guacd_recv_fd(int sock); |
| |
| #endif |
| |