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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_header_M.h
* @brief SDP "m=" header (Media Descriptions).
*
* @author Mamadou Diop <diopmamadou(at)doubango[dot]org>
*
*
*/
#ifndef _TSDP_HEADER_M_H_
#define _TSDP_HEADER_M_H_
#include "tinysdp_config.h"
#include "tinysdp/headers/tsdp_header.h"
#include "tinysdp/headers/tsdp_header_A.h"
#include "tinysdp/headers/tsdp_header_B.h"
#include "tinysdp/headers/tsdp_header_C.h"
#include "tinysdp/headers/tsdp_header_I.h"
#include "tinysdp/headers/tsdp_header_K.h"
#include "tsk_string.h"
TSDP_BEGIN_DECLS
#define TSDP_HEADER_M_VA_ARGS(media, port, proto) tsdp_header_M_def_t, (const char*)media, (uint32_t)port, (const char*)proto
#define TSDP_HEADER_M(self) ((tsdp_header_M_t*)(self))
#define TSDP_FMT_VA_ARGS(fmt) tsdp_fmt_def_t, (const char*)fmt
typedef tsk_string_t tsdp_fmt_t;
typedef tsk_strings_L_t tsk_fmts_L_t;
#define tsdp_fmt_def_t tsk_string_def_t
#define TSDP_FMT_STR(self) TSK_STRING_STR(self)
TINYSDP_API tsdp_fmt_t* tsdp_fmt_create(const char* fmt);
//#define TSDP_HEADER_M_SET_FMT(fmt) (int)0x01, (const char*)fmt
//#define TSDP_HEADER_M_SET_A(field, value) (int)0x02, (const char*)field, (const char*)value
//#define TSDP_HEADER_M_SET_NULL() (int)0x00
////////////////////////////////////////////////////////////////////////////////////////////////////
/// @struct
///
/// @brief SDP "m=" header (Media Descriptions).
///
/// @par ABNF : m=*(media-field
/// information-field
/// *connection-field
/// bandwidth-fields
/// key-field
/// attribute-fields)
///
/// media-field = %x6d "=" media SP port ["/" integer] SP proto 1*(SP fmt) CRLF
/// media = token
/// port = 1*DIGIT
/// proto = token *("/" token)
/// fmt = token
///
////////////////////////////////////////////////////////////////////////////////////////////////////
typedef struct tsdp_header_M_s
{
TSDP_DECLARE_HEADER;
char* media;
uint32_t port;
uint32_t nports; /**< <number of ports> */
char* proto;
tsk_fmts_L_t* FMTs;
// Fields below will be set by the message parser.
tsdp_header_I_t* I;
tsdp_header_C_t* C;
tsdp_headers_B_L_t* Bandwidths; // (zero or more bandwidth information lines)
tsdp_header_K_t* K; // (encryption key)
tsdp_headers_A_L_t* Attributes; // (zero or more media attribute lines)
}
tsdp_header_M_t;
typedef enum tsdp_header_M_diff_e {
tsdp_header_M_diff_none = 0x0000000,
tsdp_header_M_diff_hold_resume = (0x0000001 << 0),
tsdp_header_M_diff_index = (0x0000001 << 1),
tsdp_header_M_diff_codecs = (0x0000001 << 2),
tsdp_header_M_diff_network_info = (0x0000001 << 3),
tsdp_header_M_diff_ice_enabled = (0x0000001 << 4),
tsdp_header_M_diff_ice_restart = (0x0000001 << 5),
tsdp_header_M_diff_dtls_fingerprint = (0x0000001 << 6),
tsdp_header_M_diff_sdes_crypto = (0x0000001 << 7),
tsdp_header_M_diff_media_type = (0x0000001 << 8),
tsdp_header_M_diff_all = 0xFFFFFFFF
}
tsdp_header_M_diff_t;
typedef tsk_list_t tsdp_headers_M_L_t;
TINYSDP_API tsdp_header_M_t* tsdp_header_M_create(const char* media, uint32_t port, const char* proto);
TINYSDP_API tsdp_header_M_t* tsdp_header_M_create_null();
TINYSDP_API tsdp_header_M_t *tsdp_header_M_parse(const char *data, tsk_size_t size);
TINYSDP_API int tsdp_header_M_remove(tsdp_header_M_t* self, tsdp_header_type_t type);
TINYSDP_API int tsdp_header_M_add(tsdp_header_M_t* self, const tsdp_header_t* header);
TINYSDP_API int tsdp_header_M_add_headers(tsdp_header_M_t* self, ...);
TINYSDP_API int tsdp_header_M_add_headers_2(tsdp_header_M_t* self, const tsdp_headers_L_t* headers);
TINYSDP_API int tsdp_header_M_add_fmt(tsdp_header_M_t* self, const char* fmt);
TINYSDP_API int tsdp_header_M_remove_fmt(tsdp_header_M_t* self, const char* fmt);
TINYSDP_API tsk_bool_t tsdp_header_M_have_fmt(const tsdp_header_M_t* self, const char* fmt);
TINYSDP_API const tsdp_header_A_t* tsdp_header_M_findA_at(const tsdp_header_M_t* self, const char* field, tsk_size_t index);
TINYSDP_API const tsdp_header_A_t* tsdp_header_M_findA(const tsdp_header_M_t* self, const char* field);
TINYSDP_API char* tsdp_header_M_getAValue(const tsdp_header_M_t* self, const char* field, const char* fmt);
#define tsdp_header_M_get_rtpmap(self, fmt) tsdp_header_M_getAValue((self), "rtpmap", (fmt))
#define tsdp_header_M_get_fmtp(self, fmt) tsdp_header_M_getAValue((self), "fmtp", (fmt))
#define tsdp_header_M_get_imageattr(self, fmt) tsdp_header_M_getAValue((self), "imageattr", (fmt))
TINYSDP_API int tsdp_header_M_hold(tsdp_header_M_t* self, tsk_bool_t local);
TINYSDP_API tsk_bool_t tsdp_header_M_is_held(const tsdp_header_M_t* self, tsk_bool_t local);
TINYSDP_API int tsdp_header_M_set_holdresume_att(tsdp_header_M_t* self, tsk_bool_t lo_held, tsk_bool_t ro_held);
TINYSDP_API const char* tsdp_header_M_get_holdresume_att(const tsdp_header_M_t* self);
TINYSDP_API int tsdp_header_M_resume(tsdp_header_M_t* self, tsk_bool_t local);
TINYSDP_API tsk_bool_t tsdp_header_M_is_ice_enabled(const tsdp_header_M_t* self);
TINYSDP_API tsk_bool_t tsdp_header_M_is_ice_restart(const tsdp_header_M_t* self);
TINYSDP_API int tsdp_header_M_diff(const tsdp_header_M_t* M_old, const tsdp_header_M_t* M_new, tsdp_header_M_diff_t* diff);
TINYSDP_GEXTERN const tsk_object_def_t *tsdp_header_M_def_t;
TSDP_END_DECLS
#endif /* _TSDP_HEADER_M_H_ */
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