From 35589a562473e6eab83933e498fbecf5540431d6 Mon Sep 17 00:00:00 2001
From: Curtis McEnroe <june@causal.agency>
Date: Sat, 4 Aug 2018 17:54:46 -0400
Subject: Rename client to irc

---
 client.c | 129 ---------------------------------------------------------------
 1 file changed, 129 deletions(-)
 delete mode 100644 client.c

(limited to 'client.c')

diff --git a/client.c b/client.c
deleted file mode 100644
index 64f14cf..0000000
--- a/client.c
+++ /dev/null
@@ -1,129 +0,0 @@
-/* Copyright (C) 2018  Curtis 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 <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sysexits.h>
-#include <tls.h>
-#include <unistd.h>
-#include <netdb.h>
-#include <netinet/in.h>
-#include <sys/socket.h>
-
-#include "chat.h"
-
-static struct tls *client;
-
-static void webirc(const char *pass) {
-	const char *ssh = getenv("SSH_CLIENT");
-	if (!ssh) return;
-	int len = strlen(ssh);
-	const char *sp = strchr(ssh, ' ');
-	if (sp) len = sp - ssh;
-	clientFmt(
-		"WEBIRC %s %s %.*s %.*s\r\n",
-		pass, chat.user, len, ssh, len, ssh
-	);
-}
-
-int clientConnect(const char *host, const char *port, const char *webPass) {
-	int error;
-
-	struct tls_config *config = tls_config_new();
-	error = tls_config_set_ciphers(config, "compat");
-	if (error) errx(EX_SOFTWARE, "tls_config: %s", tls_config_error(config));
-
-	client = tls_client();
-	if (!client) errx(EX_SOFTWARE, "tls_client");
-
-	error = tls_configure(client, config);
-	if (error) errx(EX_SOFTWARE, "tls_configure");
-	tls_config_free(config);
-
-	struct addrinfo *ai;
-	struct addrinfo hints = {
-		.ai_family = AF_UNSPEC,
-		.ai_socktype = SOCK_STREAM,
-		.ai_protocol = IPPROTO_TCP,
-	};
-	error = getaddrinfo(host, port, &hints, &ai);
-	if (error) errx(EX_NOHOST, "getaddrinfo: %s", gai_strerror(error));
-
-	int 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) err(EX_UNAVAILABLE, "connect");
-	freeaddrinfo(ai);
-
-	error = tls_connect_socket(client, sock, host);
-	if (error) err(EX_PROTOCOL, "tls_connect");
-
-	if (webPass) webirc(webPass);
-	clientFmt("NICK %s\r\n", chat.nick);
-	clientFmt("USER %s 0 * :%s\r\n", chat.user, chat.nick);
-
-	return sock;
-}
-
-void clientWrite(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 clientFmt(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 (chat.verbose) uiFmt("<<< %.*s", len - 2, buf);
-	clientWrite(buf, len);
-	free(buf);
-}
-
-void clientRead(void) {
-	static char buf[4096];
-	static size_t len;
-
-	ssize_t read = tls_read(client, &buf[len], sizeof(buf) - len);
-	if (read < 0) errx(EX_IOERR, "tls_read: %s", tls_error(client));
-	if (!read) {
-		uiHide();
-		exit(EX_OK);
-	}
-	len += read;
-
-	char *crlf, *line = buf;
-	while ((crlf = strnstr(line, "\r\n", &buf[len] - line))) {
-		crlf[0] = '\0';
-		if (chat.verbose) uiFmt(">>> %s", line);
-		handle(line);
-		line = &crlf[2];
-	}
-
-	len -= line - buf;
-	memmove(buf, line, len);
-}
-- 
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