catboy/chat.c

/* Copyright (C) 2020  C. McEnroe <june@causal.agency>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

#include <err.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <sysexits.h>
#include <unistd.h>

#include "chat.h"

struct Self self;

int main(int argc, char *argv[]) {
	bool insecure = false;
	const char *host = NULL;
	const char *port = "6697";
	const char *cert = NULL;
	const char *priv = NULL;

	bool sasl = false;
	const char *pass = NULL;
	const char *nick = NULL;
	const char *user = NULL;
	const char *real = NULL;

	int opt;
	while (0 < (opt = getopt(argc, argv, "!a:c:eh:j:k:n:p:r:u:vw:"))) {
		switch (opt) {
			break; case '!': insecure = true;
			break; case 'a': sasl = true; self.plain = optarg;
			break; case 'c': cert = optarg;
			break; case 'e': sasl = true;
			break; case 'h': host = optarg;
			break; case 'j': self.join = optarg;
			break; case 'k': priv = optarg;
			break; case 'n': nick = optarg;
			break; case 'p': port = optarg;
			break; case 'r': real = optarg;
			break; case 'u': user = optarg;
			break; case 'v': self.debug = true;
			break; case 'w': pass = optarg;
		}
	}
	if (!host) errx(EX_USAGE, "host required");

	if (!nick) nick = getenv("USER");
	if (!nick) errx(EX_CONFIG, "USER unset");
	if (!user) user = nick;
	if (!real) real = nick;

	ircConfig(insecure, cert, priv);
	
	int irc = ircConnect(host, port);
	if (pass) ircFormat("PASS :%s\r\n", pass);
	if (sasl) ircFormat("CAP REQ :sasl\r\n");
	ircFormat("CAP LS\r\n");
	ircFormat("NICK :%s\r\n", nick);
	ircFormat("USER %s 0 * :%s\r\n", user, real);

	for (;;) {
		ircRecv();
	}
}