evirc: src/irc_conn.c@d9c4c2980a0d (annotated)

18 dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	1
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	2	#include "irc_conn.h"
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	3
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	4	#include <stdlib.h>
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	5	#include <string.h>
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	6
20 d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	7	/*
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	8	* PING <server1> [ <server2> ]
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	9	*
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	10	* Send a 'PONG <server1>` reply right away.
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	11	*/
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	12	static void on_PING (struct irc_conn conn, const struct irc_line line)
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	13	{
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	14	// just reply
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	15	irc_conn_PONG(conn, line->args[0]);
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	16	}
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	17
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	18	/*
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	19	* Our command handlers
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	20	*/
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	21	struct irc_cmd_handler {
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	22	/* The command name */
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	23	const char *command;
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	24
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	25	/* The handler function */
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	26	void (func) (struct irc_conn conn, const struct irc_line *line);
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	27
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	28	} _cmd_handlers[] = {
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	29	{ "PING", on_PING },
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	30	{ NULL, NULL, },
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	31	};
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	32
18 dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	33	void irc_conn_on_line (char line_buf, void arg)
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	34	{
20 d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	35	struct irc_conn *conn = arg;
18 dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	36	struct irc_line line;
20 d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	37	struct irc_cmd_handler *handler;
18 dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	38	int err;
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	39
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	40	// log
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	41	printf("<<< %s\n", line_buf);
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	42
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	43	// parse
20 d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	44	if ((err = irc_line_parse(&line, line_buf))) {
18 dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	45	printf("!!! Invalid line: %s: %s\n", line_buf, error_name(err));
20 d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	46
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	47	return;
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	48	}
18 dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	49
20 d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	50	// look up appropriate handler
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	51	for (handler = _cmd_handlers; handler->command; handler++) {
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	52	// the command is alpha-only, so normal case-insensitive cmp is fine
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	53	if (strcasecmp(handler->command, line.command) == 0) {
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	54	// invoke the func
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	55	handler->func(conn, &line);
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	56	break;
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	57	}
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	58	}
18 dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	59	}
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	60
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	61	err_t irc_conn_create (struct irc_conn *conn_ptr, struct sock_stream sock, const struct irc_conn_config config, struct error_info err)
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	62	{
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	63	struct irc_conn *conn;
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	64
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	65	// alloc new state struct
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	66	if ((conn = calloc(1, sizeof(struct irc_conn))) == NULL)
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	67	return SET_ERROR(err, ERR_CALLOC);
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	68
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	69	// create the line_proto, with our on_line handler
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	70	if (line_proto_create(&conn->lp, sock, IRC_LINE_MAX * 1.5, &irc_conn_on_line, conn, err))
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	71	return ERROR_CODE(err);
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	72
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	73	// send the initial messages
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	74	if (
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	75	irc_conn_NICK(conn, config->nickname)
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	76	\|\| irc_conn_USER(conn, config->username, config->realname)
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	77	)
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	78	return ERROR_CODE(err);
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	79
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	80	// ok
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	81	*conn_ptr = conn;
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	82
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	83	return SUCCESS;
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	84	}
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	85
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	86	err_t irc_conn_send (struct irc_conn conn, const struct irc_line line)
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	87	{
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	88	char line_buf[IRC_LINE_MAX + 2];
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	89	err_t err;
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	90
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	91	// format
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	92	if ((err = irc_line_build(line, line_buf)))
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	93	return err;
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	94
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	95	// log
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	96	printf(">>> %s\n", line_buf);
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	97
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	98	// add CRLF
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	99	strcat(line_buf, "\r\n");
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	100
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	101	// send using line_proto
19 8c80580ccde9 improve line_proto output buffering slightly Tero Marttila <terom@fixme.fi> parents: 18 diff changeset	102	// XXX: ignore output-buffering
20 d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	103	return (err = line_proto_send(conn->lp, line_buf)) < 0 ? err : SUCCESS;
18 dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	104	}
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	105
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	106	err_t irc_conn_NICK (struct irc_conn conn, const char nickname)
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	107	{
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	108	// NICK <nickname>
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	109	struct irc_line line = {
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	110	NULL, "NICK", { nickname, NULL }
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	111	};
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	112
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	113	return irc_conn_send(conn, &line);
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	114	}
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	115
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	116	err_t irc_conn_USER (struct irc_conn conn, const char username, const char *realname)
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	117	{
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	118	// USER <user> <mode> <unused> <realname>
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	119	struct irc_line line = {
20 d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	120	NULL, "USER", { username, "0", "*", realname, NULL }
18 dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	121	};
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	122
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	123	return irc_conn_send(conn, &line);
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	124	}
dedf137b504f add initial irc_conn code that can register Tero Marttila <terom@fixme.fi> parents: diff changeset	125
20 d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	126	err_t irc_conn_PONG (struct irc_conn conn, const char target)
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	127	{
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	128	// PONG <server> [ <server2> ]
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	129	// XXX: params are actually the wrong way around now, but nobody cares
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	130	struct irc_line line = {
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	131	NULL, "PONG", { target, NULL }
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	132	};
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	133
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	134	return irc_conn_send(conn, &line);
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	135	}
d9c4c2980a0d irc_conn PING/PONG code, and line_proto fixups Tero Marttila <terom@fixme.fi> parents: 19 diff changeset	136

author	Tero Marttila <terom@fixme.fi>
	Sun, 01 Mar 2009 00:34:33 +0200
changeset 20	d9c4c2980a0d
parent 19	8c80580ccde9
child 21	0911d0b828d4
permissions	-rw-r--r--