modules/access/mms/mmstu.h

   1 /*****************************************************************************
   2  * mms.h: MMS access plug-in
   3  *****************************************************************************
   4  * Copyright (C) 2001, 2002 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 #ifndef _MMSTU_H_
  25 #define _MMSTU_H_ 1
  26
  27 #define MMS_PACKET_ANY          0
  28 #define MMS_PACKET_CMD          1
  29 #define MMS_PACKET_HEADER       2
  30 #define MMS_PACKET_MEDIA        3
  31 #define MMS_PACKET_UDP_TIMING   4
  32
  33 #define MMS_CMD_HEADERSIZE  48
  34
  35 #define MMS_BUFFER_SIZE 100000
  36
  37 struct access_sys_t
  38 {
  39     int         i_proto;        /* MMS_PROTO_TCP, MMS_PROTO_UDP */
  40     int         i_handle_tcp;   /* TCP socket for communication with server */
  41     int         i_handle_udp;   /* Optional UDP socket for data(media/header packet) */
  42                                 /* send by server */
  43     char        sz_bind_addr[NI_MAXNUMERICHOST]; /* used by udp */
  44
  45     vlc_url_t   url;
  46
  47     asf_header_t    asfh;
  48
  49     unsigned    i_timeout;
  50
  51     /* */
  52     uint8_t     buffer_tcp[MMS_BUFFER_SIZE];
  53     int         i_buffer_tcp;
  54
  55     uint8_t     buffer_udp[MMS_BUFFER_SIZE];
  56     int         i_buffer_udp;
  57
  58     /* data necessary to send data to server */
  59     guid_t      guid;
  60     int         i_command_level;
  61     int         i_seq_num;
  62     uint32_t    i_header_packet_id_type;
  63     uint32_t    i_media_packet_id_type;
  64
  65     int         i_packet_seq_num;
  66
  67     uint8_t     *p_cmd;     /* latest command read */
  68     size_t      i_cmd;      /* allocated at the begining */
  69
  70     uint8_t     *p_header;  /* allocated by mms_ReadPacket */
  71     size_t      i_header;
  72
  73     uint8_t     *p_media;   /* allocated by mms_ReadPacket */
  74     size_t      i_media;
  75     size_t      i_media_used;
  76
  77     /* extracted information */
  78     int         i_command;
  79
  80     /* from 0x01 answer (not yet set) */
  81     char        *psz_server_version;
  82     char        *psz_tool_version;
  83     char        *psz_update_player_url;
  84     char        *psz_encryption_type;
  85
  86     /* from 0x06 answer */
  87     uint32_t    i_flags_broadcast;
  88     uint32_t    i_media_length;
  89     size_t      i_packet_length;
  90     uint32_t    i_packet_count;
  91     int         i_max_bit_rate;
  92     size_t      i_header_size;
  93
  94     /* misc */
  95     bool  b_seekable;
  96
  97     vlc_mutex_t  lock_netwrite;
  98     bool         b_keep_alive;
  99     vlc_thread_t keep_alive;
 100 };
 101
 102 #endif