/*
  * MMS protocol common definitions.
  * Copyright (c) 2010 Zhentan Feng <spyfeng at gmail dot com>
  *
  * This file is part of FFmpeg.
  *
  * FFmpeg is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
  * FFmpeg 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
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 #ifndef AVFORMAT_MMS_H
 #define AVFORMAT_MMS_H
 

 #include "url.h"

 typedef struct MMSStream {

     int id;
 }MMSStream;
 

 typedef struct MMSContext {

     URLContext *mms_hd;                  ///< TCP connection handle

     MMSStream *streams;

 
     /** Buffer for outgoing packets. */
     /*@{*/

     uint8_t *write_out_ptr;              ///< Pointer for writing the buffer.

     uint8_t out_buffer[512];            ///< Buffer for outgoing packet.
     /*@}*/
 
     /** Buffer for incoming packets. */
     /*@{*/

     uint8_t in_buffer[65536];            ///< Buffer for incoming packets.

     uint8_t *read_in_ptr;                ///< Pointer for reading from incoming buffer.
     int remaining_in_len;                ///< Reading length from incoming buffer.
     /*@}*/
 
     /** Internal handling of the ASF header */
     /*@{*/
     uint8_t *asf_header;                 ///< Stored ASF header.
     int asf_header_size;                 ///< Size of stored ASF header.
     int header_parsed;                   ///< The header has been received and parsed.
     int asf_packet_len;
     int asf_header_read_size;
     /*@}*/
 
     int stream_num;                      ///< stream numbers.

     unsigned int nb_streams_allocated;   ///< allocated size of streams

 } MMSContext;
 
 int ff_mms_asf_header_parser(MMSContext * mms);
 int ff_mms_read_data(MMSContext *mms, uint8_t *buf, const int size);
 int ff_mms_read_header(MMSContext * mms, uint8_t * buf, const int size);

 
 #endif /* AVFORMAT_MMS_H */