1*8a16b7a1SPedro F. Giffuni /*- 2*8a16b7a1SPedro F. Giffuni * SPDX-License-Identifier: BSD-3-Clause 3*8a16b7a1SPedro F. Giffuni * 49b50d902SRodney W. Grimes * Copyright (c) 1983, 1993 59b50d902SRodney W. Grimes * The Regents of the University of California. All rights reserved. 69b50d902SRodney W. Grimes * 79b50d902SRodney W. Grimes * Redistribution and use in source and binary forms, with or without 89b50d902SRodney W. Grimes * modification, are permitted provided that the following conditions 99b50d902SRodney W. Grimes * are met: 109b50d902SRodney W. Grimes * 1. Redistributions of source code must retain the above copyright 119b50d902SRodney W. Grimes * notice, this list of conditions and the following disclaimer. 129b50d902SRodney W. Grimes * 2. Redistributions in binary form must reproduce the above copyright 139b50d902SRodney W. Grimes * notice, this list of conditions and the following disclaimer in the 149b50d902SRodney W. Grimes * documentation and/or other materials provided with the distribution. 15fbbd9655SWarner Losh * 3. Neither the name of the University nor the names of its contributors 169b50d902SRodney W. Grimes * may be used to endorse or promote products derived from this software 179b50d902SRodney W. Grimes * without specific prior written permission. 189b50d902SRodney W. Grimes * 199b50d902SRodney W. Grimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 209b50d902SRodney W. Grimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 219b50d902SRodney W. Grimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 229b50d902SRodney W. Grimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 239b50d902SRodney W. Grimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 249b50d902SRodney W. Grimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 259b50d902SRodney W. Grimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 269b50d902SRodney W. Grimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 279b50d902SRodney W. Grimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 289b50d902SRodney W. Grimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 299b50d902SRodney W. Grimes * SUCH DAMAGE. 309b50d902SRodney W. Grimes */ 319b50d902SRodney W. Grimes 3228592604SJoerg Wunsch #include <sys/types.h> 3328592604SJoerg Wunsch #include <sys/time.h> 3428592604SJoerg Wunsch #include <sys/socket.h> 3528592604SJoerg Wunsch #include <netinet/in.h> 3628592604SJoerg Wunsch #include <arpa/inet.h> 3728592604SJoerg Wunsch #include <protocols/talkd.h> 389b50d902SRodney W. Grimes #include <curses.h> 39b8d48d62SEd Schouten #include <signal.h> 409b50d902SRodney W. Grimes 419b50d902SRodney W. Grimes extern int sockt; 429b50d902SRodney W. Grimes extern int curses_initialized; 439b50d902SRodney W. Grimes extern int invitation_waiting; 449b50d902SRodney W. Grimes 45caa64801SMark Murray extern const char *current_state; 469b50d902SRodney W. Grimes extern int current_line; 479b50d902SRodney W. Grimes 48b8d48d62SEd Schouten extern volatile sig_atomic_t gotwinch; 49b8d48d62SEd Schouten 509b50d902SRodney W. Grimes typedef struct xwin { 519b50d902SRodney W. Grimes WINDOW *x_win; 529b50d902SRodney W. Grimes int x_nlines; 539b50d902SRodney W. Grimes int x_ncols; 549b50d902SRodney W. Grimes int x_line; 559b50d902SRodney W. Grimes int x_col; 569b50d902SRodney W. Grimes char kill; 579b50d902SRodney W. Grimes char cerase; 589b50d902SRodney W. Grimes char werase; 599b50d902SRodney W. Grimes } xwin_t; 609b50d902SRodney W. Grimes 619b50d902SRodney W. Grimes extern xwin_t my_win; 629b50d902SRodney W. Grimes extern xwin_t his_win; 639b50d902SRodney W. Grimes extern WINDOW *line_win; 6428592604SJoerg Wunsch 653f330d7dSWarner Losh extern void announce_invite(void); 663f330d7dSWarner Losh extern int check_local(void); 673f330d7dSWarner Losh extern void check_writeable(void); 683f330d7dSWarner Losh extern void ctl_transact(struct in_addr,CTL_MSG,int,CTL_RESPONSE *); 693f330d7dSWarner Losh extern void disp_msg(int); 703f330d7dSWarner Losh extern void end_msgs(void); 71b6d9e1f3SXin LI extern void get_addrs(const char *, const char *); 723f330d7dSWarner Losh extern int get_iface(struct in_addr *, struct in_addr *); 733f330d7dSWarner Losh extern void get_names(int, char **); 743f330d7dSWarner Losh extern void init_display(void); 753f330d7dSWarner Losh extern void invite_remote(void); 763f330d7dSWarner Losh extern int look_for_invite(CTL_RESPONSE *); 773f330d7dSWarner Losh extern int max(int, int); 783f330d7dSWarner Losh extern void message(const char *); 793f330d7dSWarner Losh extern void open_ctl(void); 803f330d7dSWarner Losh extern void open_sockt(void); 813f330d7dSWarner Losh extern void p_error(const char *); 823f330d7dSWarner Losh extern void print_addr(struct sockaddr_in); 833f330d7dSWarner Losh extern void quit(void); 843f330d7dSWarner Losh extern int readwin(WINDOW *, int, int); 853f330d7dSWarner Losh extern void re_invite(int); 863f330d7dSWarner Losh extern void send_delete(void); 873f330d7dSWarner Losh extern void set_edit_chars(void); 883f330d7dSWarner Losh extern void sig_sent(int); 89ec8ffccbSOlivier Houchard extern void sig_winch(int); 903f330d7dSWarner Losh extern void start_msgs(void); 913f330d7dSWarner Losh extern void talk(void); 92ec8ffccbSOlivier Houchard extern void resize_display(void); 93