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/*
* Copyright (C) 2010-2011 Mamadou Diop.
*
* Contact: Mamadou Diop <diopmamadou(at)doubango[dot]org>
*
* This file is part of Open Source Doubango Framework.
*
* DOUBANGO 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 3 of the License, or
* (at your option) any later version.
*
* DOUBANGO 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 DOUBANGO.
*
*/
/**@file tsip_transac.h
* @brief SIP transaction base class as per RFC 3261 subclause 17.
*
* @author Mamadou Diop <diopmamadou(at)doubango[dot]org>
*
*/
#ifndef TINYSIP_TRANSAC_H
#define TINYSIP_TRANSAC_H
#include "tinysip_config.h"
#include "tsip.h"
#include "tinysip/tsip_timers.h"
#include "tinysip/tsip_message.h"
#include "tinysip/dialogs/tsip_dialog.h"
#include "tsk_safeobj.h"
#include "tsk_list.h"
#include "tsk_fsm.h"
TSIP_BEGIN_DECLS
#define TSIP_TRANSAC(self) ((tsip_transac_t*)(self))
#define TSIP_TRANSAC_GET_TYPE(self) TSIP_TRANSAC((self))->type
#define TSIP_TRANSAC_GET_FSM(self) TSIP_TRANSAC((self))->fsm
#define TSIP_TRANSAC_GET_SESSION(self) ((struct tsip_ssession_s*)(TSIP_TRANSAC_GET_DIALOG((self)) ? TSIP_TRANSAC_GET_DIALOG((self))->ss : tsk_null))
#define TSIP_TRANSAC_GET_DIALOG(self) ((struct tsip_dialog_s*)(TSIP_TRANSAC_GET_DST((self))->type == tsip_transac_dst_type_dialog ? TSIP_TRANSAC_GET_DST((self))->dialog.dlg : tsk_null))
#define TSIP_TRANSAC_GET_DST(self) TSIP_TRANSAC((self))->dst
#define TSIP_TRANSAC_GET_STACK(self) TSIP_TRANSAC_GET_DST((self))->stack
#define TSIP_TRANSAC_GET_TIMER_MGR(self) TSIP_TRANSAC_GET_STACK((self))->timer_mgr
#define TSIP_TRANSAC_IS_CLIENT(self) ((self) && ((self)->type == tsip_transac_type_ict || (self)->type == tsip_transac_type_nict))
#define TSIP_TRANSAC_IS_SERVER(self) !TSIP_TRANSAC_IS_CLIENT((self))
#define TSIP_TRANSAC_MAGIC_COOKIE "z9hG4bK"
#define TSIP_TRANSAC_SYNC_BEGIN(self) tsk_safeobj_lock(TSIP_TRANSAC(self))
#define TSIP_TRANSAC_SYNC_END(self) tsk_safeobj_unlock(TSIP_TRANSAC(self))
#define TRANSAC_TIMER_SCHEDULE(name, TX) \
self->timer##TX.id = tsk_timer_mgr_global_schedule(self->timer##TX.timeout, TSK_TIMER_CALLBACK_F(tsip_transac_##name##_timer_callback), self)
#define TRANSAC_TIMER_CANCEL(TX) \
tsk_timer_mgr_global_cancel(self->timer##TX.id)
typedef enum tsip_transac_event_type_e {
tsip_transac_incoming_msg,
tsip_transac_outgoing_msg,
tsip_transac_canceled,
tsip_transac_terminated,
tsip_transac_timedout,
tsip_transac_error,
tsip_transac_transport_error
}
tsip_transac_event_type_t;
/*typedef struct tsip_transac_event_s
{
tsip_transac_event_type_t type;
const tsip_message_t *msg;
}
tsip_transac_event_t;
#define TSIP_TRANSAC_EVENT_INIT(transac_event, type, msg) \
transac_event.type = type; \
transac_event.msg = msg;*/
typedef int (*tsip_transac_event_callback_f)(const void *arg, tsip_transac_event_type_t type, const tsip_message_t *msg);
#define TSIP_TRANSAC_EVENT_CALLBACK_F(callback) ((tsip_transac_event_callback_f)(callback))
typedef enum tsip_transac_type_e {
tsip_transac_type_ict, /**< Invite Client Transaction. */
tsip_transac_type_ist, /**< Invite Server Transaction. */
tsip_transac_type_nict, /**< Non-Invite Client Transaction. */
tsip_transac_type_nist, /**< Non-Invite Server Transaction. */
}
tsip_transac_type_t;
typedef enum tsip_transac_dst_type_e {
tsip_transac_dst_type_dialog,
tsip_transac_dst_type_net
}
tsip_transac_dst_type_t;
typedef struct tsip_transac_dst_s {
TSK_DECLARE_OBJECT;
tsip_transac_dst_type_t type;
struct tsip_stack_s* stack;
union {
struct {
tsip_dialog_t *dlg;
} dialog;
//struct{
//}net;
};
}
tsip_transac_dst_t;
#define TSIP_TRANSAC_DST(self) ((tsip_transac_dst_t*)(self))
#define TSIP_DECLARE_TRANSAC_DST tsip_transac_dst_t __transac__
typedef struct tsip_transac_s {
TSK_DECLARE_OBJECT;
tsip_transac_type_t type;
struct tsip_transac_dst_s* dst;
tsk_fsm_t *fsm;
tsk_bool_t reliable;
tsk_bool_t running;
tsk_bool_t initialized;
char *branch;
int32_t cseq_value;
char* cseq_method;
char* callid;
tsip_transac_event_callback_f callback;
}
tsip_transac_t;
#define TSIP_DECLARE_TRANSAC tsip_transac_t __transac__
typedef tsk_list_t tsip_transacs_L_t; /**< List of @ref tsip_transac_t elements. */
/*
================================*/
int tsip_transac_init(tsip_transac_t *self, tsip_transac_type_t type, int32_t cseq_value, const char* cseq_method, const char* callid, struct tsip_transac_dst_s* dst, tsk_fsm_state_id curr, tsk_fsm_state_id term);
int tsip_transac_deinit(tsip_transac_t *self);
int tsip_transac_start(tsip_transac_t *self, const tsip_request_t* request);
int tsip_transac_deliver(tsip_transac_t* self, tsip_dialog_event_type_t event_type, const tsip_message_t *msg);
int tsip_transac_send(tsip_transac_t *self, const char *branch, tsip_message_t *msg);
int tsip_transac_cmp(const tsip_transac_t *t1, const tsip_transac_t *t2);
int tsip_transac_remove(const tsip_transac_t* self);
int tsip_transac_fsm_act(tsip_transac_t* self, tsk_fsm_action_id , const tsip_message_t*);
struct tsip_transac_dst_s* tsip_transac_dst_dialog_create(tsip_dialog_t *dlg);
struct tsip_transac_dst_s* tsip_transac_dst_net_create(struct tsip_stack_s* stack);
TSIP_END_DECLS
#endif /* TINYSIP_TRANSAC_H */
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