freebsd-nq/usr.bin/talk/talk.h
Joerg Wunsch 285926046a Make talk automagically find out the interface IP address where the
remote peer will be connected through.  This avoids the ``Checking for
invitation on caller's machine'' problem for multi-homed hosts.

Thanks to: Garrett, for his `find_interface' example
1996-03-09 19:23:01 +00:00

95 lines
3.4 KiB
C

/*
* Copyright (c) 1983, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)talk.h 8.1 (Berkeley) 6/6/93
*/
#include <sys/cdefs.h>
#include <sys/types.h>
#include <sys/time.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <protocols/talkd.h>
#include <curses.h>
#include <unistd.h>
extern int sockt;
extern int curses_initialized;
extern int invitation_waiting;
extern char *current_state;
extern int current_line;
typedef struct xwin {
WINDOW *x_win;
int x_nlines;
int x_ncols;
int x_line;
int x_col;
char kill;
char cerase;
char werase;
} xwin_t;
extern xwin_t my_win;
extern xwin_t his_win;
extern WINDOW *line_win;
extern void announce_invite __P((void));
extern int check_local __P((void));
extern void check_writeable __P((void));
extern void ctl_transact __P((struct in_addr,CTL_MSG,int,CTL_RESPONSE *));
extern void disp_msg __P((int));
extern void display __P((xwin_t *, char *, int));
extern void end_msgs __P((void));
extern void get_addrs __P((char *, char *));
extern int get_iface __P((struct in_addr *, struct in_addr *));
extern void get_names __P((int, char **));
extern void init_display __P((void));
extern void invite_remote __P((void));
extern int look_for_invite __P((CTL_RESPONSE *));
extern int max __P((int, int));
extern void message __P((char *));
extern void open_ctl __P((void));
extern void open_sockt __P((void));
extern void p_error __P((char *));
extern void print_addr __P((struct sockaddr_in));
extern void quit __P((void));
extern int readwin __P((WINDOW *, int, int));
extern void re_invite __P((int));
extern void send_delete __P((void));
extern void set_edit_chars __P((void));
extern void sig_sent __P((int));
extern void start_msgs __P((void));
extern void talk __P((void));