1263970Sdes/* $OpenBSD: session.h,v 1.31 2013/10/14 21:20:52 djm Exp $ */
276259Sgreen
365668Skris/*
492555Sdes * Copyright (c) 2000, 2001 Markus Friedl.  All rights reserved.
565668Skris *
665668Skris * Redistribution and use in source and binary forms, with or without
765668Skris * modification, are permitted provided that the following conditions
865668Skris * are met:
965668Skris * 1. Redistributions of source code must retain the above copyright
1065668Skris *    notice, this list of conditions and the following disclaimer.
1165668Skris * 2. Redistributions in binary form must reproduce the above copyright
1265668Skris *    notice, this list of conditions and the following disclaimer in the
1365668Skris *    documentation and/or other materials provided with the distribution.
1465668Skris *
1565668Skris * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
1665668Skris * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
1765668Skris * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
1865668Skris * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
1965668Skris * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
2065668Skris * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
2165668Skris * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
2265668Skris * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
2365668Skris * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
2465668Skris * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
2565668Skris */
2660573Skris#ifndef SESSION_H
2760573Skris#define SESSION_H
2860573Skris
2998675Sdes#define TTYSZ 64
3098675Sdestypedef struct Session Session;
3198675Sdesstruct Session {
3298675Sdes	int	used;
3398675Sdes	int	self;
34181111Sdes	int	next_unused;
3598675Sdes	struct passwd *pw;
3698675Sdes	Authctxt *authctxt;
3798675Sdes	pid_t	pid;
38162856Sdes
3998675Sdes	/* tty */
4098675Sdes	char	*term;
4198675Sdes	int	ptyfd, ttyfd, ptymaster;
4299063Sdes	u_int	row, col, xpixel, ypixel;
4398675Sdes	char	tty[TTYSZ];
44162856Sdes
4598675Sdes	/* X11 */
4699063Sdes	u_int	display_number;
4798675Sdes	char	*display;
4899063Sdes	u_int	screen;
4998675Sdes	char	*auth_display;
5098675Sdes	char	*auth_proto;
5198675Sdes	char	*auth_data;
5298675Sdes	int	single_connection;
53162856Sdes
5498675Sdes	/* proto 2 */
5598675Sdes	int	chanid;
56149753Sdes	int	*x11_chanids;
5798675Sdes	int	is_subsystem;
58263970Sdes	char	*subsys;
59149753Sdes	u_int	num_env;
60137019Sdes	struct {
61137019Sdes		char	*name;
62137019Sdes		char	*val;
63162856Sdes	} *env;
6498675Sdes};
6598675Sdes
6692555Sdesvoid	 do_authenticated(Authctxt *);
67126277Sdesvoid	 do_cleanup(Authctxt *);
6860573Skris
69106130Sdesint	 session_open(Authctxt *, int);
70181111Sdesvoid	 session_unused(int);
7192555Sdesint	 session_input_channel_req(Channel *, const char *);
7292555Sdesvoid	 session_close_by_pid(pid_t, int);
7392555Sdesvoid	 session_close_by_channel(int, void *);
7498675Sdesvoid	 session_destroy_all(void (*)(Session *));
75126277Sdesvoid	 session_pty_cleanup2(Session *);
7660573Skris
7798675SdesSession	*session_new(void);
7898675SdesSession	*session_by_tty(char *);
7998675Sdesvoid	 session_close(Session *);
8098941Sdesvoid	 do_setusercontext(struct passwd *);
81124211Sdesvoid	 child_set_env(char ***envp, u_int *envsizep, const char *name,
82124211Sdes		       const char *value);
83124211Sdes
8460573Skris#endif
85