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161 lines
3.4 KiB
161 lines
3.4 KiB
/**
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* xrdp: A Remote Desktop Protocol server.
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*
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* Copyright (C) Jay Sorg 2004-2013
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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*
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* @file session.h
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* @brief Session management definitions
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* @author Jay Sorg, Simone Fedele
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*
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*/
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#ifndef SESSION_H
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#define SESSION_H
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#include "libscp_types.h"
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#define SESMAN_SESSION_TYPE_XRDP 1
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#define SESMAN_SESSION_TYPE_XVNC 2
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#define SESMAN_SESSION_TYPE_XORG 3
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#define SESMAN_SESSION_STATUS_ACTIVE 0x01
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#define SESMAN_SESSION_STATUS_IDLE 0x02
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#define SESMAN_SESSION_STATUS_DISCONNECTED 0x04
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/* future expansion
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#define SESMAN_SESSION_STATUS_REMCONTROL 0x08
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*/
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#define SESMAN_SESSION_STATUS_ALL 0xFF
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#define SESMAN_SESSION_KILL_OK 0
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#define SESMAN_SESSION_KILL_NULLITEM 1
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#define SESMAN_SESSION_KILL_NOTFOUND 2
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struct session_date
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{
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tui16 year;
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tui8 month;
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tui8 day;
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tui8 hour;
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tui8 minute;
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};
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#define zero_time(s) { (s)->year=0; (s)->month=0; (s)->day=0; (s)->hour=0; (s)->minute=0; }
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struct session_item
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{
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char name[256];
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int pid; /* pid of sesman waiting for wm to end */
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int display;
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int width;
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int height;
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int bpp;
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long data;
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/* status info */
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unsigned char status;
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unsigned char type;
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/* time data */
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struct session_date connect_time;
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struct session_date disconnect_time;
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struct session_date idle_time;
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char client_ip[256];
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tui8 guid[16];
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};
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struct session_chain
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{
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struct session_chain* next;
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struct session_item* item;
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};
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/**
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*
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* @brief finds a session matching the supplied parameters
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* @return session data or 0
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*
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*/
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struct session_item*
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session_get_bydata(const char *name, int width, int height, int bpp, int type,
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const char *client_ip);
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#ifndef session_find_item
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#define session_find_item(a, b, c, d, e, f) session_get_bydata(a, b, c, d, e, f);
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#endif
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/**
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*
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* @brief starts a session
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* @return 0 on error, display number if success
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*
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*/
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int
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session_start(long data, tui8 type, struct SCP_CONNECTION *c,
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struct SCP_SESSION *s);
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int
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session_reconnect(int display, char *username, long data);
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/**
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*
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* @brief kills a session
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* @param pid the pid of the session to be killed
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* @return
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*
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*/
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int
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session_kill(int pid);
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/**
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*
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* @brief sends sigkill to all sessions
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* @return
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*
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*/
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void
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session_sigkill_all(void);
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/**
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*
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* @brief retrieves a session's descriptor
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* @param pid the session pid
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* @return a pointer to the session descriptor on success, NULL otherwise
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*
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*/
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struct session_item*
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session_get_bypid(int pid);
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/**
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*
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* @brief retrieves a session's descriptor
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* @param pid the session pid
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* @return a pointer to the session descriptor on success, NULL otherwise
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*
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*/
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struct SCP_DISCONNECTED_SESSION*
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session_get_byuser(const char *user, int *cnt, unsigned char flags);
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/**
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*
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* @brief delete socket files
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* @param display number
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* @return non-zero value (number of errors) if failed
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*/
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int cleanup_sockets(int display);
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#endif
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