1 /* $OpenBSD: session.h,v 1.19 2002/06/30 21:59:45 deraadt Exp $ */ 2 3 /* 4 * Copyright (c) 2000, 2001 Markus Friedl. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 #ifndef SESSION_H 27 #define SESSION_H 28 29 #define TTYSZ 64 30 typedef struct Session Session; 31 struct Session { 32 int used; 33 int self; 34 struct passwd *pw; 35 Authctxt *authctxt; 36 pid_t pid; 37 /* tty */ 38 char *term; 39 int ptyfd, ttyfd, ptymaster; 40 u_int row, col, xpixel, ypixel; 41 char tty[TTYSZ]; 42 /* last login */ 43 char hostname[MAXHOSTNAMELEN]; 44 time_t last_login_time; 45 /* X11 */ 46 u_int display_number; 47 char *display; 48 u_int screen; 49 char *auth_display; 50 char *auth_proto; 51 char *auth_data; 52 int single_connection; 53 /* proto 2 */ 54 int chanid; 55 int is_subsystem; 56 }; 57 58 void do_authenticated(Authctxt *); 59 60 int session_open(Authctxt *, int); 61 int session_input_channel_req(Channel *, const char *); 62 void session_close_by_pid(pid_t, int); 63 void session_close_by_channel(int, void *); 64 void session_destroy_all(void (*)(Session *)); 65 void session_pty_cleanup2(void *); 66 67 Session *session_new(void); 68 Session *session_by_tty(char *); 69 void session_close(Session *); 70 void do_setusercontext(struct passwd *); 71 #endif 72