107 lines
3.1 KiB
C
107 lines
3.1 KiB
C
/* $NetBSD: talk_ctl.h,v 1.6 2004/01/27 20:30:29 jsm Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1983-2003, 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:
|
|
*
|
|
* + Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* + 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.
|
|
* + Neither the name of the University of California, San Francisco 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 COPYRIGHT HOLDERS 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 COPYRIGHT
|
|
* OWNER 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.
|
|
*/
|
|
|
|
#include <sys/types.h>
|
|
#include <netinet/in.h>
|
|
|
|
#ifdef TALK_43
|
|
#include <protocols/talkd.h>
|
|
#else
|
|
|
|
#include <sys/socket.h>
|
|
|
|
#define NAME_SIZE 9
|
|
#define TTY_SIZE 16
|
|
#ifndef MAXHOSTNAMELEN
|
|
#define MAXHOSTNAMELEN 256
|
|
#endif
|
|
|
|
#define MAX_LIFE 60 /* max time daemon saves invitations */
|
|
/* RING_WAIT should be 10's of seconds less than MAX_LIFE */
|
|
#define RING_WAIT 30 /* time to wait before refreshing invitation */
|
|
|
|
/* type values */
|
|
#define LEAVE_INVITE 0
|
|
#define LOOK_UP 1
|
|
#define DELETE 2
|
|
#define ANNOUNCE 3
|
|
|
|
/* answer values */
|
|
#define SUCCESS 0
|
|
#define NOT_HERE 1
|
|
#define FAILED 2
|
|
#define MACHINE_UNKNOWN 3
|
|
#define PERMISSION_DENIED 4
|
|
#define UNKNOWN_REQUEST 5
|
|
|
|
typedef struct ctl_response {
|
|
char type;
|
|
char answer;
|
|
int id_num;
|
|
struct sockaddr_in addr;
|
|
} CTL_RESPONSE;
|
|
|
|
typedef struct ctl_msg {
|
|
char type;
|
|
char l_name[NAME_SIZE];
|
|
char r_name[NAME_SIZE];
|
|
int id_num;
|
|
int pid;
|
|
char r_tty[TTY_SIZE];
|
|
struct sockaddr_in addr;
|
|
struct sockaddr_in ctl_addr;
|
|
} CTL_MSG;
|
|
#endif
|
|
|
|
#include <errno.h>
|
|
#ifdef LOG
|
|
#include <syslog.h>
|
|
#endif
|
|
|
|
extern struct sockaddr_in daemon_addr;
|
|
extern struct sockaddr_in ctl_addr;
|
|
extern struct sockaddr_in my_addr;
|
|
extern struct in_addr my_machine_addr;
|
|
extern struct in_addr his_machine_addr;
|
|
extern u_short daemon_port;
|
|
extern int ctl_sockt;
|
|
extern CTL_MSG msg;
|
|
|
|
#ifdef LOG
|
|
#define p_error(str) syslog(LOG_WARNING, "faketalk %s: %m", str)
|
|
#else
|
|
#define p_error(str) warn(str)
|
|
#endif
|
|
|
|
void ctl_transact(struct in_addr, CTL_MSG, int, CTL_RESPONSE *);
|