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/* $OpenBSD: session.h,v 1.34 2017/08/18 05:36:45 djm Exp $ */
/*
* Copyright (c) 2000, 2001 Markus Friedl. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#ifndef SESSION_H
#define SESSION_H
#define TTYSZ 64
typedef struct Session Session;
struct Session {
int used;
int self;
int next_unused;
struct passwd *pw;
Authctxt *authctxt;
pid_t pid;
/* tty */
char *term;
int ptyfd, ttyfd, ptymaster;
u_int row, col, xpixel, ypixel;
char tty[TTYSZ];
/* X11 */
u_int display_number;
char *display;
u_int screen;
char *auth_display;
char *auth_proto;
char *auth_data;
int single_connection;
int chanid;
int *x11_chanids;
int is_subsystem;
char *subsys;
u_int num_env;
struct {
char *name;
char *val;
} *env;
};
void do_authenticated(Authctxt *);
void do_cleanup(Authctxt *);
int session_open(Authctxt *, int);
void session_unused(int);
int session_input_channel_req(Channel *, const char *);
void session_close_by_pid(pid_t, int);
void session_close_by_channel(int, void *);
void session_destroy_all(void (*)(Session *));
void session_pty_cleanup2(Session *);
Session *session_new(void);
Session *session_by_tty(char *);
void session_close(Session *);
void do_setusercontext(struct passwd *);
const char *session_get_remote_name_or_ip(struct ssh *, u_int, int);
#endif
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