/* $OpenBSD: session.h,v 1.33 2016/08/13 17:47:41 markus Exp $ */
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/*
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* Copyright (c) 2000, 2001 Markus Friedl. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef SESSION_H
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#define SESSION_H
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#define TTYSZ 64
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typedef struct Session Session;
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struct Session {
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int used;
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int self;
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int next_unused;
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struct passwd *pw;
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Authctxt *authctxt;
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pid_t pid;
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/* tty */
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char *term;
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int ptyfd, ttyfd, ptymaster;
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u_int row, col, xpixel, ypixel;
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char tty[TTYSZ];
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/* X11 */
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u_int display_number;
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char *display;
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u_int screen;
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char *auth_display;
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char *auth_proto;
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char *auth_data;
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int single_connection;
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int chanid;
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int *x11_chanids;
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int is_subsystem;
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char *subsys;
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u_int num_env;
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struct {
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char *name;
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char *val;
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} *env;
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};
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void do_authenticated(Authctxt *);
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void do_cleanup(Authctxt *);
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int session_open(Authctxt *, int);
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void session_unused(int);
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int session_input_channel_req(Channel *, const char *);
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void session_close_by_pid(pid_t, int);
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void session_close_by_channel(int, void *);
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void session_destroy_all(void (*)(Session *));
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void session_pty_cleanup2(Session *);
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Session *session_new(void);
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Session *session_by_tty(char *);
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void session_close(Session *);
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void do_setusercontext(struct passwd *);
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void child_set_env(char ***envp, u_int *envsizep, const char *name,
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const char *value);
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const char *session_get_remote_name_or_ip(struct ssh *, u_int, int);
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#endif
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