From 15ff2a470eb4eb291d3a7271c08b130839828720 Mon Sep 17 00:00:00 2001
From: C. McEnroe
Date: Tue, 11 Feb 2020 02:44:04 -0500
Subject: Remove legacy code

---
 irc.c | 147 ------------------------------------------------------------------
 1 file changed, 147 deletions(-)
 delete mode 100644 irc.c

(limited to 'irc.c')

diff --git a/irc.c b/irc.c
deleted file mode 100644
index 56a5dc0..0000000
--- a/irc.c
+++ /dev/null
@@ -1,147 +0,0 @@
-/* Copyright (C) 2018  C. McEnroe <june@causal.agency>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero 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 Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <err.h>
-#include <fcntl.h>
-#include <netdb.h>
-#include <netinet/in.h>
-#include <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/socket.h>
-#include <sysexits.h>
-#include <tls.h>
-#include <unistd.h>
-
-#include "chat.h"
-
-static struct tls *client;
-
-int ircConnect(void) {
-	int error;
-
-	struct tls_config *config = tls_config_new();
-	error = tls_config_set_ciphers(config, "compat");
-	if (error) errx(EX_SOFTWARE, "tls_config");
-
-	client = tls_client();
-	if (!client) errx(EX_SOFTWARE, "tls_client");
-
-	error = tls_configure(client, config);
-	if (self.insecure) {
-		tls_config_insecure_noverifycert(config);
-		tls_config_insecure_noverifyname(config);
-	}
-	if (error) errx(EX_SOFTWARE, "tls_configure: %s", tls_error(client));
-	tls_config_free(config);
-
-	struct addrinfo *head;
-	struct addrinfo hints = {
-		.ai_family = AF_UNSPEC,
-		.ai_socktype = SOCK_STREAM,
-		.ai_protocol = IPPROTO_TCP,
-	};
-	error = getaddrinfo(self.host, self.port, &hints, &head);
-	if (error) errx(EX_NOHOST, "getaddrinfo: %s", gai_strerror(error));
-
-	int sock = -1;
-	for (struct addrinfo *ai = head; ai; ai = ai->ai_next) {
-		sock = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
-		if (sock < 0) err(EX_OSERR, "socket");
-		error = connect(sock, ai->ai_addr, ai->ai_addrlen);
-		if (!error) break;
-
-		close(sock);
-		sock = -1;
-	}
-	if (sock < 0) err(EX_UNAVAILABLE, "connect");
-	freeaddrinfo(head);
-
-	error = fcntl(sock, F_SETFD, FD_CLOEXEC);
-	if (error) err(EX_IOERR, "fcntl");
-
-	error = tls_connect_socket(client, sock, self.host);
-	if (error) errx(EX_PROTOCOL, "tls_connect: %s", tls_error(client));
-
-	if (self.auth) ircFmt("CAP REQ :sasl\r\n");
-	if (self.pass) ircFmt("PASS :%s\r\n", self.pass);
-	ircFmt("NICK %s\r\n", self.nick);
-	ircFmt("USER %s 0 * :%s\r\n", self.user, self.real);
-
-	return sock;
-}
-
-void ircWrite(const char *ptr, size_t len) {
-	while (len) {
-		ssize_t ret = tls_write(client, ptr, len);
-		if (ret == TLS_WANT_POLLIN || ret == TLS_WANT_POLLOUT) continue;
-		if (ret < 0) errx(EX_IOERR, "tls_write: %s", tls_error(client));
-		ptr += ret;
-		len -= ret;
-	}
-}
-
-void ircFmt(const char *format, ...) {
-	char *buf;
-	va_list ap;
-	va_start(ap, format);
-	int len =  vasprintf(&buf, format, ap);
-	va_end(ap);
-	if (!buf) err(EX_OSERR, "vasprintf");
-	if (self.raw) {
-		if (!isatty(STDERR_FILENO)) fprintf(stderr, "<<< %.*s\n", len - 2, buf);
-		uiFmt(TagRaw, UICold, "\3%d<<<\3 %.*s", IRCWhite, len - 2, buf);
-	}
-	ircWrite(buf, len);
-	free(buf);
-}
-
-void ircQuit(const char *mesg) {
-	ircFmt("QUIT :%s\r\n", mesg);
-	self.quit = true;
-}
-
-void ircRead(void) {
-	static char buf[4096];
-	static size_t len;
-
-	ssize_t read;
-retry:
-	read = tls_read(client, &buf[len], sizeof(buf) - len);
-	if (read == TLS_WANT_POLLIN || read == TLS_WANT_POLLOUT) goto retry;
-	if (read < 0) errx(EX_IOERR, "tls_read: %s", tls_error(client));
-	if (!read) {
-		if (!self.quit) errx(EX_PROTOCOL, "unexpected eof");
-		uiExit(EX_OK);
-	}
-	len += read;
-
-	char *crlf;
-	char *line = buf;
-	while (NULL != (crlf = memmem(line, &buf[len] - line, "\r\n", 2))) {
-		crlf[0] = '\0';
-		if (self.raw) {
-			if (!isatty(STDERR_FILENO)) fprintf(stderr, ">>> %s\n", line);
-			uiFmt(TagRaw, UICold, "\3%d>>>\3 %s", IRCGray, line);
-		}
-		handle(line);
-		line = &crlf[2];
-	}
-
-	len -= line - buf;
-	memmove(buf, line, len);
-}
-- 
cgit 1.4.1-2-gfad0