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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 tsdp.c
* @brief SDP (RFC 4566) implementations with both MMTel and PoC extensions.
*
* @author Mamadou Diop <diopmamadou(at)doubango[dot]org>
*
*/
#include "tsdp.h"
#include "tinysdp/parsers/tsdp_parser_message.h"
// Defined in tsdp_message.c
extern int __pred_find_media_by_name(const tsk_list_item_t *item, const void *name);
typedef struct tsdp_ctx_s {
TSK_DECLARE_OBJECT;
tsdp_message_t* local;
tsdp_message_t* remote;
tsdp_message_t* negotiated;
}
tsdp_ctx_t;
const tsdp_message_t* tsdp_ctx_local_get_sdp(const tsdp_ctx_handle_t* self)
{
const tsdp_ctx_t* ctx = self;
if(ctx) {
return ctx->local;
}
else {
return tsk_null;
}
}
int tsdp_ctx_local_create_sdp(tsdp_ctx_handle_t* self, const tsdp_message_t* local)
{
tsdp_ctx_t* ctx = self;
tsdp_message_t* newsdp;
if(!ctx || !local) {
return -1;
}
// set new local sdp
if((newsdp = tsdp_message_clone(local))) {
TSK_OBJECT_SAFE_FREE(ctx->local);
ctx->local = newsdp;
return 0;
}
else {
return -2;
}
}
int tsdp_ctx_local_create_sdp_2(tsdp_ctx_handle_t* self, const char* sdp, tsk_size_t size)
{
tsdp_ctx_t* ctx = self;
tsdp_message_t* newsdp;
if(!ctx || !sdp || !size) {
return -1;
}
if((newsdp = tsdp_message_parse(sdp, size))) {
TSK_OBJECT_SAFE_FREE(ctx->local);
ctx->local = newsdp;
return 0;
}
else {
return -2;
}
}
int tsdp_ctx_local_add_headers(tsdp_ctx_handle_t* self, ...)
{
tsdp_ctx_t* ctx = self;
const tsk_object_def_t* objdef;
tsdp_header_t *header;
va_list ap;
if(!ctx || !ctx->local) {
return -1;
}
va_start(ap, self);
while((objdef = va_arg(ap, const tsk_object_def_t*))) {
if((header = tsk_object_new_2(objdef, &ap))) {
tsdp_message_add_header(ctx->local, header);
TSK_OBJECT_SAFE_FREE(header);
}
}
va_end(ap);
return 0;
}
int tsdp_ctx_local_add_media(tsdp_ctx_handle_t* self, const tsdp_header_M_t* media)
{
tsdp_ctx_t* ctx = self;
if(!ctx || !media) {
return -1;
}
if(ctx->local) {
return tsdp_message_add_header(ctx->local, TSDP_HEADER(media));
}
else {
return -2;
}
}
int tsdp_ctx_local_add_media_2(tsdp_ctx_handle_t* self, const char* media, uint32_t port, const char* proto, ...)
{
tsdp_ctx_t* ctx = self;
va_list ap;
if(!ctx || !media || !proto) {
return -1;
}
if(ctx->local) {
int ret;
va_start(ap, proto);
ret = tsdp_message_add_media_2(ctx->local, media, port, proto, &ap);
va_end(ap);
return ret;
}
else {
return -2;
}
}
const tsdp_message_t* tsdp_ctx_remote_get_sdp(const tsdp_ctx_handle_t* self)
{
const tsdp_ctx_t* ctx = self;
if(ctx) {
return ctx->remote;
}
else {
return tsk_null;
}
}
const tsdp_message_t* tsdp_ctx_negotiated_get_sdp(const tsdp_ctx_handle_t* self)
{
const tsdp_ctx_t* ctx = self;
if(ctx) {
return ctx->negotiated;
}
else {
return tsk_null;
}
}
//=================================================================================================
// Sdp ctx object definition
//
static void* tsdp_ctx_create(void * self, va_list * app)
{
tsdp_ctx_t *ctx = self;
if(ctx) {
}
return self;
}
static void* tsdp_ctx_destroy(void * self)
{
tsdp_ctx_t *ctx = self;
if(ctx) {
TSK_OBJECT_SAFE_FREE(ctx->local);
TSK_OBJECT_SAFE_FREE(ctx->remote);
TSK_OBJECT_SAFE_FREE(ctx->negotiated);
}
return self;
}
static const tsk_object_def_t tsdp_ctx_def_s = {
sizeof(tsdp_ctx_t),
tsdp_ctx_create,
tsdp_ctx_destroy,
tsk_null,
};
const tsk_object_def_t *tsdp_ctx_def_t = &tsdp_ctx_def_s;
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