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/*
Copyright (C) 2005-2009 Michel de Boer <michel@twinklephone.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
/** @file
* Bind request with TU and transaction
*/
#ifndef _CLIENT_REQUEST_H
#define _CLIENT_REQUEST_H
#include "protocol.h"
#include "redirect.h"
#include "user.h"
#include "transaction_layer.h"
#include "threads/mutex.h"
#include "parser/request.h"
#include "stun/stun.h"
using namespace std;
/** Object for storing a request together with its Transaction User id and transaction id. */
class t_client_request {
private:
static t_mutex mtx_next_tuid; /**< Protect updates on @ref next_tuid */
static t_tuid next_tuid; /**< Next transaction user id to handout. */
// A client request is either a SIP or a STUN request
t_request *request; /**< SIP request. */
StunMessage *stun_request; /**< STUN request. */
t_tuid tuid; /**< Transaction user id. */
t_tid tid; /**< Transaction id. */
/** Number of references to this object (#dialogs). */
int ref_count;
public:
/** Redirector for 3XX redirections. */
t_redirector redirector;
/**
* Constructor.
* A copy of the request is stored in the client_request object.
* @param user The user profile of the user sending the request.
* @param r SIP request.
* @param _tid Transaction id.
*/
t_client_request(t_user *user, t_request *r, const t_tid _tid);
/**
* Constructor.
* A copy of the request is stored in the client_request object.
* @param user The user profile of the user sending the request.
* @param r STUN request.
* @param _tid Transaction id.
*/
t_client_request(t_user *user, StunMessage *r, const t_tid _tid);
/** Destructor. */
~t_client_request();
/**
* Create a copy of the client request.
* @return Copy of the client request.
* @note: The request inside the client request is copied.
*/
t_client_request *copy(void);
/**
* Get a pointer to the SIP request.
* @return Pointer to the SIP request.
*/
t_request *get_request(void) const;
/**
* Get a pointer to the STUN request.
* @return Pointer to the STUN request.
*/
StunMessage *get_stun_request(void) const;
/** Get the transaction user id. */
t_tuid get_tuid(void) const;
/** Get the transaction id. */
t_tid get_tid(void) const;
/** Set the transaction id. */
void set_tid(t_tid _tid);
/**
* Create a new tuid and set tid.
* @param _tid The new tid to set.
*/
void renew(t_tid _tid);
/** Get the reference count. */
int get_ref_count(void) const;
/**
* Increment reference count.
* @return The reference count after increment.
*/
int inc_ref_count(void);
/**
* Decrement reference count.
* @returns The reference count after decrement.
*/
int dec_ref_count(void);
};
#endif
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