1 /* IOHandler.h - TransparentIRC 0.1
2 * Copyright (C) 2011-2012 Philipp Kreil (pk910)
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
25 #define IOHANDLER_CALLBACK(NAME) void NAME(UNUSED_ARG(struct IOEvent *io_event))
26 typedef IOHANDLER_CALLBACK(iohandler_callback);
29 IOTYPE_UNKNOWN, /* ignore descriptor (uninitialized) */
30 IOTYPE_SERVER, /* server socket */
31 IOTYPE_CLIENT, /* client socket */
32 IOTYPE_STDIN, /* stdin */
33 IOTYPE_TIMER /* timer */
37 IO_CLOSED, /* descriptor is dead (socket waiting for removal or timer) */
38 IO_LISTENING, /* descriptor is waiting for connections (server socket) */
39 IO_CONNECTING, /* descriptor is waiting for connection approval (connecting client socket) */
40 IO_CONNECTED, /* descriptor is connected (connected client socket) */
41 IO_SSLWAIT /* waiting for SSL backend (e.g. handshake) */
46 IOEVENT_READABLE, /* socket is readable - not read anything yet, could also be disconnect notification */
47 IOEVENT_RECV, /* client socket received something (recv_str valid) */
48 IOEVENT_CONNECTED, /* client socket connected successful */
49 IOEVENT_NOTCONNECTED, /* client socket could not connect (errid valid) */
50 IOEVENT_CLOSED, /* client socket lost connection (errid valid) */
51 IOEVENT_ACCEPT, /* server socket accepted new connection (accept_fd valid) */
52 IOEVENT_TIMEOUT, /* timer timed out */
53 IOEVENT_SSLFAILED /* failed to initialize SSL session */
58 size_t bufpos, buflen;
65 struct timeval timeout;
66 iohandler_callback *callback;
67 struct IOBuffer readbuf;
68 struct IOBuffer writebuf;
75 struct IOSSLNode *sslnode;
77 struct IODescriptor *next, *prev;
81 enum IOEventType type;
82 struct IODescriptor *iofd;
90 struct IODescriptor *iohandler_add(int sockfd, enum IOType type, struct timeval *timeout, iohandler_callback *callback);
91 struct IODescriptor *iohandler_timer(struct timeval timeout, iohandler_callback *callback);
92 struct IODescriptor *iohandler_connect(const char *hostname, unsigned int port, int ssl, const char *bind, iohandler_callback *callback);
93 struct IODescriptor *iohandler_listen(const char *hostname, unsigned int port, iohandler_callback *callback);
94 void iohandler_write(struct IODescriptor *iofd, const char *line);
95 void iohandler_send(struct IODescriptor *iofd, const char *data, size_t datalen);
96 void iohandler_printf(struct IODescriptor *iofd, const char *text, ...);
97 void iohandler_close(struct IODescriptor *iofd);
98 void iohandler_update(struct IODescriptor *iofd);
99 void iohandler_set_timeout(struct IODescriptor *iofd, struct timeval *timeout);
101 void iohandler_poll();