mirror of https://github.com/neutrinolabs/xrdp
137 lines
3.2 KiB
C
137 lines
3.2 KiB
C
/**
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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 <time.h>
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#include "guid.h"
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#include "scp_application_types.h"
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#include "xrdp_constants.h"
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struct login_info;
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struct proc_exit_status;
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/**
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* Information used to start a session
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*/
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struct session_parameters
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{
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unsigned int display;
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enum scp_session_type type;
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unsigned short width;
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unsigned short height;
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unsigned char bpp;
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struct guid guid;
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const char *shell; // Must not be NULL
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const char *directory; // Must not be NULL
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};
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/**
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* Data involved in running a session (opaque type)
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*
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* Allocate with session_start() and free with
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* session_data_free() once session_active() returns zero.
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*/
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struct session_data;
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/**
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*
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* @brief starts a session
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*
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* @param login_info info for logged in user
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* @param s Session parameters
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* @param[out] session_data Pointer to session data for the session
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*
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* session_data is only set if E_SCP_CREATE_OK is returned
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* @return status
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*/
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enum scp_screate_status
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session_start(struct login_info *login_info,
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const struct session_parameters *s,
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struct session_data **session_data);
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/**
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* Processes an exited child process
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*
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* The PID of the child process is removed from the session_data.
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*
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* @param sd session_data for this session
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* @param pid PID of exited process
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* @param e Exit status of the exited process
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*/
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void
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session_process_child_exit(struct session_data *sd,
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int pid,
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const struct proc_exit_status *e);
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/**
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* Returns a count of active processes in the session
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*
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* @param sd session_data for this session
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*/
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unsigned int
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session_active(const struct session_data *sd);
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/**
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* Returns the start time for an active session
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*
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* @param sd session_data for this session
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*/
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time_t
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session_get_start_time(const struct session_data *sd);
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/***
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* Ask a session to terminate by signalling the window manager
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*
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* @param sd session_data for this session
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*/
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void
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session_send_term(struct session_data *sd);
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/**
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* Frees a session_data object
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*
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* @param sd session_data for this session
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*
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* Do not call this until session_active() returns zero, or you
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* lose the ability to track the session PIDs
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*/
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void
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session_data_free(struct session_data *session_data);
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/**
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* Runs the reconnect script for the session
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*/
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void
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session_reconnect(struct login_info *login_info,
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struct session_data *sd);
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#endif // SESSION_H
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