From 4440a86cfa359b8e40a484a2cd46d33db5455d8a Mon Sep 17 00:00:00 2001
From: Jonas Gunz <himself@jonasgunz.de>
Date: Mon, 25 May 2020 20:09:04 +0200
Subject: Initial

---
 irc/c_bsd.c | 149 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 149 insertions(+)
 create mode 100644 irc/c_bsd.c

(limited to 'irc/c_bsd.c')

diff --git a/irc/c_bsd.c b/irc/c_bsd.c
new file mode 100644
index 0000000..25bbd83
--- /dev/null
+++ b/irc/c_bsd.c
@@ -0,0 +1,149 @@
+/************************************************************************
+ *   IRC - Internet Relay Chat, irc/c_bsd.c
+ *   Copyright (C) 1990, Jarkko Oikarinen and
+ *                       University of Oulu, Computing Center
+ *
+ *   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 1, 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, write to the Free Software
+ *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef lint
+static  char rcsid[] = "@(#)$Id: c_bsd.c,v 1.5 1998/12/13 00:02:35 kalt Exp $";
+#endif
+
+#include "os.h"
+#include "c_defines.h"
+#define C_BSD_C
+#include "c_externs.h"
+#undef C_BSD_C
+
+#ifdef AUTOMATON
+#ifdef DOCURSES
+#undef DOCURSES
+#endif
+#ifdef DOTERMCAP
+#undef DOTERMCAP
+#endif
+#endif /* AUTOMATON */
+
+#define	STDINBUFSIZE (0x80)
+
+int	client_init(host, portnum, cptr)
+char	*host;
+int	portnum;
+aClient	*cptr;
+{
+	int	sock;
+	static	struct	hostent *hp;
+	static	struct	SOCKADDR_IN server;
+
+	sock = socket(AFINET, SOCK_STREAM, 0);
+	if (sock < 0) {
+		perror("opening stream socket");
+		exit(1);
+	}
+	server.SIN_FAMILY = AFINET;
+ 
+	if (isdigit(*host))
+#ifdef INET6
+	    {
+		if(!inet_pton(AF_INET6, host, server.sin6_addr.s6_addr))
+			bcopy(minus_one, server.sin6_addr.s6_addr, IN6ADDRSZ);
+	    }
+#else
+		server.sin_addr.s_addr = inetaddr(host);
+#endif
+	else { 
+#ifdef INET6
+		res_init();
+		_res.options|=RES_USE_INET6;
+#endif
+		hp = gethostbyname(host);
+		if (hp == 0) {
+			fprintf(stderr, "%s: unknown host\n", host);
+			exit(2);
+		}
+		bcopy(hp->h_addr, (char *)&server.SIN_ADDR, hp->h_length);
+	}
+	server.SIN_PORT = htons(portnum);
+	if (connect(sock, (SAP)&server, sizeof(server)) == -1) {
+		perror("irc");
+	 	exit(1);
+	}
+
+	cptr->acpt = cptr;
+	cptr->port = server.SIN_PORT;
+#ifdef INET6
+	bcopy(server.sin6_addr.s6_addr, cptr->ip.s6_addr, IN6ADDRSZ);
+#else
+	cptr->ip.s_addr = server.sin_addr.s_addr;
+#endif
+	return(sock);
+}
+
+void client_loop(sock)
+int	sock;
+{
+	int	i = 0, size, pos;
+	char	apubuf[STDINBUFSIZE+1];
+	fd_set	ready;
+
+	do {
+		if (sock < 0 || QuitFlag)
+			return;
+		FD_ZERO(&ready);
+		FD_SET(sock, &ready);
+		FD_SET(0, &ready);
+#ifdef DOCURSES
+		if (termtype == CURSES_TERM)
+			move(LINES-1,i); refresh();
+#endif
+#ifdef DOTERMCAP
+		if (termtype == TERMCAP_TERM)
+			tcap_move (-1, i);
+#endif
+		if (select(32, (SELECT_FDSET_TYPE *)&ready, 0, 0, NULL) < 0) {
+/*      perror("select"); */
+			continue;
+		}
+		if (FD_ISSET(sock, &ready)) {
+			if ((size = read(sock, apubuf, STDINBUFSIZE)) < 0)
+				perror("receiving stream packet");
+			if (size <= 0) {
+				close(sock);
+				return;
+			}
+			dopacket(&me, apubuf, size);
+		}
+#ifndef AUTOMATON
+		if (FD_ISSET(0, &ready)) {
+			if ((size = read(0, apubuf, STDINBUFSIZE)) < 0) {
+				putline("FATAL ERROR: End of stdin file !");
+				return;
+			}
+			for (pos = 0; pos < size; pos++) {
+				i=do_char(apubuf[pos]);
+#ifdef DOCURSES
+				if (termtype == CURSES_TERM)
+					move(LINES-1, i);
+#endif
+#ifdef DOTERMCAP
+				if (termtype == CURSES_TERM)
+					tcap_move(-1, i);
+#endif
+			}
+		}
+#endif /* AUTOMATON */
+	} while (1);
+}
-- 
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