1 /*****************************************************************************
3 *****************************************************************************
4 * Copyright (C) 2001, 2002 the VideoLAN team
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
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.
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.
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 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
34 #include <vlc_common.h>
35 #include <vlc_access.h>
36 #include <vlc_strings.h>
37 #include <vlc_input.h>
38 #include <vlc_memory.h>
40 #include <vlc_network.h>
52 /*****************************************************************************
54 *****************************************************************************/
55 int MMSHOpen ( access_t * );
56 void MMSHClose ( access_t * );
58 static block_t *Block( access_t *p_access );
59 static ssize_t ReadRedirect( access_t *, uint8_t *, size_t );
60 static int Seek( access_t *, int64_t );
61 static int Control( access_t *, int, va_list );
63 static int Describe( access_t *, char **ppsz_location );
64 static int Start( access_t *, int64_t );
65 static void Stop( access_t * );
67 static int GetPacket( access_t *, chunk_t * );
68 static void GetHeader( access_t *p_access );
70 static int Restart( access_t * );
71 static int Reset( access_t * );
73 //#define MMSH_USER_AGENT "NSPlayer/4.1.0.3856"
74 #define MMSH_USER_AGENT "NSPlayer/7.10.0.3059"
76 /****************************************************************************
77 * Open: connect to ftp server and ask for file
78 ****************************************************************************/
79 int MMSHOpen( access_t *p_access )
82 char *psz_location = NULL;
85 STANDARD_BLOCK_ACCESS_INIT
87 p_sys->i_proto= MMS_PROTO_HTTP;
91 p_sys->b_proxy = false;
92 memset( &p_sys->proxy, 0, sizeof(p_sys->proxy) );
95 /* TODO reuse instead http-proxy from http access ? */
96 psz_proxy = var_CreateGetString( p_access, "mmsh-proxy" );
99 char *psz_http_proxy = config_GetPsz( p_access, "http-proxy" );
100 if( psz_http_proxy && *psz_http_proxy )
103 psz_proxy = psz_http_proxy;
104 var_SetString( p_access, "mmsh-proxy", psz_proxy );
108 free( psz_http_proxy );
114 p_sys->b_proxy = true;
115 vlc_UrlParse( &p_sys->proxy, psz_proxy, 0 );
120 char *psz_proxy = getenv( "http_proxy" );
121 if( psz_proxy && *psz_proxy )
123 p_sys->b_proxy = true;
124 vlc_UrlParse( &p_sys->proxy, psz_proxy, 0 );
132 if( ( p_sys->proxy.psz_host == NULL ) ||
133 ( *p_sys->proxy.psz_host == '\0' ) )
135 msg_Warn( p_access, "invalid proxy host" );
136 vlc_UrlClean( &p_sys->proxy );
141 if( p_sys->proxy.i_port <= 0 )
142 p_sys->proxy.i_port = 80;
143 msg_Dbg( p_access, "Using http proxy %s:%d",
144 p_sys->proxy.psz_host, p_sys->proxy.i_port );
147 /* open a tcp connection */
148 vlc_UrlParse( &p_sys->url, p_access->psz_path, 0 );
149 if( ( p_sys->url.psz_host == NULL ) ||
150 ( *p_sys->url.psz_host == '\0' ) )
152 msg_Err( p_access, "invalid host" );
155 if( p_sys->url.i_port <= 0 )
156 p_sys->url.i_port = 80;
158 if( Describe( p_access, &psz_location ) )
161 /* Handle redirection */
162 if( psz_location && *psz_location )
164 msg_Dbg( p_access, "redirection to %s", psz_location );
166 input_thread_t * p_input = access_GetParentInput( p_access );
167 input_item_t * p_new_loc;
171 free( psz_location );
174 /** \bug we do not autodelete here */
175 p_new_loc = input_item_New( p_access, psz_location, psz_location );
176 input_item_AddSubItem( input_GetItem( p_input ), p_new_loc );
177 vlc_gc_decref( p_new_loc );
178 vlc_object_release( p_input );
180 free( psz_location );
182 p_access->pf_block = NULL;
183 p_access->pf_read = ReadRedirect;
186 free( psz_location );
189 if( Start( p_access, 0 ) )
191 msg_Err( p_access, "cannot start stream" );
192 free( p_sys->p_header );
196 if( !p_sys->b_broadcast )
198 p_access->info.i_size = p_sys->asfh.i_file_size;
204 vlc_UrlClean( &p_sys->proxy );
205 vlc_UrlClean( &p_sys->url );
210 /*****************************************************************************
211 * Close: free unused data structures
212 *****************************************************************************/
213 void MMSHClose ( access_t *p_access )
215 access_sys_t *p_sys = p_access->p_sys;
219 free( p_sys->p_header );
221 vlc_UrlClean( &p_sys->proxy );
222 vlc_UrlClean( &p_sys->url );
226 /*****************************************************************************
228 *****************************************************************************/
229 static int Control( access_t *p_access, int i_query, va_list args )
231 access_sys_t *p_sys = p_access->p_sys;
240 case ACCESS_CAN_SEEK:
241 pb_bool = (bool*)va_arg( args, bool* );
242 *pb_bool = !p_sys->b_broadcast;
245 case ACCESS_CAN_FASTSEEK:
246 pb_bool = (bool*)va_arg( args, bool* );
250 case ACCESS_CAN_PAUSE:
251 case ACCESS_CAN_CONTROL_PACE:
252 pb_bool = (bool*)va_arg( args, bool* );
257 case ACCESS_GET_PTS_DELAY:
258 pi_64 = (int64_t*)va_arg( args, int64_t * );
259 *pi_64 = (int64_t)var_GetInteger( p_access, "mms-caching" ) * INT64_C(1000);
262 case ACCESS_GET_PRIVATE_ID_STATE:
263 i_int = (int)va_arg( args, int );
264 pb_bool = (bool *)va_arg( args, bool * );
266 if( (i_int < 0) || (i_int > 127) )
268 *pb_bool = p_sys->asfh.stream[i_int].i_selected ? true : false;
272 case ACCESS_SET_PAUSE_STATE:
273 b_bool = (bool)va_arg( args, int );
277 Seek( p_access, p_access->info.i_pos );
280 case ACCESS_GET_TITLE_INFO:
281 case ACCESS_SET_TITLE:
282 case ACCESS_SET_SEEKPOINT:
283 case ACCESS_SET_PRIVATE_ID_STATE:
284 case ACCESS_GET_CONTENT_TYPE:
288 msg_Warn( p_access, "unimplemented query in control" );
295 /*****************************************************************************
296 * Seek: try to go at the right place
297 *****************************************************************************/
298 static int Seek( access_t *p_access, int64_t i_pos )
300 access_sys_t *p_sys = p_access->p_sys;
305 msg_Dbg( p_access, "seeking to %"PRId64, i_pos );
307 i_packet = ( i_pos - p_sys->i_header ) / p_sys->asfh.i_min_data_packet_size;
308 i_offset = ( i_pos - p_sys->i_header ) % p_sys->asfh.i_min_data_packet_size;
311 Start( p_access, i_packet * p_sys->asfh.i_min_data_packet_size );
313 while( vlc_object_alive (p_access) )
315 if( GetPacket( p_access, &ck ) )
319 if( ck.i_type != 0x4824 )
322 msg_Warn( p_access, "skipping header" );
325 p_access->info.i_pos = i_pos;
326 p_access->info.b_eof = false;
327 p_sys->i_packet_used += i_offset;
332 /*****************************************************************************
334 *****************************************************************************/
335 static ssize_t ReadRedirect( access_t *p_access, uint8_t *p, size_t i_len )
337 VLC_UNUSED(p_access); VLC_UNUSED(p); VLC_UNUSED(i_len);
341 /*****************************************************************************
343 *****************************************************************************/
344 static block_t *Block( access_t *p_access )
346 access_sys_t *p_sys = p_access->p_sys;
347 const unsigned i_packet_min = p_sys->asfh.i_min_data_packet_size;
349 if( p_access->info.i_pos < p_sys->i_start + p_sys->i_header )
351 const size_t i_offset = p_access->info.i_pos - p_sys->i_start;
352 const size_t i_copy = p_sys->i_header - i_offset;
354 block_t *p_block = block_New( p_access, i_copy );
358 memcpy( p_block->p_buffer, &p_sys->p_header[i_offset], i_copy );
359 p_access->info.i_pos += i_copy;
362 else if( p_sys->i_packet_length > 0 &&
363 p_sys->i_packet_used < __MAX( p_sys->i_packet_length, i_packet_min ) )
366 size_t i_padding = 0;
368 if( p_sys->i_packet_used < p_sys->i_packet_length )
369 i_copy = p_sys->i_packet_length - p_sys->i_packet_used;
370 if( __MAX( p_sys->i_packet_used, p_sys->i_packet_length ) < i_packet_min )
371 i_padding = i_packet_min - __MAX( p_sys->i_packet_used, p_sys->i_packet_length );
373 block_t *p_block = block_New( p_access, i_copy + i_padding );
378 memcpy( &p_block->p_buffer[0], &p_sys->p_packet[p_sys->i_packet_used], i_copy );
380 memset( &p_block->p_buffer[i_copy], 0, i_padding );
382 p_sys->i_packet_used += i_copy + i_padding;
383 p_access->info.i_pos += i_copy + i_padding;
389 if( GetPacket( p_access, &ck ) )
392 if( p_sys->b_broadcast )
394 if( (ck.i_type == 0x4524) && (ck.i_sequence != 0) )
395 i_ret = Restart( p_access );
396 else if( ck.i_type == 0x4324 )
397 i_ret = Reset( p_access );
401 p_access->info.b_eof = true;
405 if( ck.i_type != 0x4424 )
407 p_sys->i_packet_used = 0;
408 p_sys->i_packet_length = 0;
415 static int Restart( access_t *p_access )
417 access_sys_t *p_sys = p_access->p_sys;
418 char *psz_location = NULL;
420 msg_Dbg( p_access, "Restart the stream" );
421 p_sys->i_start = p_access->info.i_pos;
424 msg_Dbg( p_access, "stoping the stream" );
428 msg_Dbg( p_access, "describe the stream" );
429 if( Describe( p_access, &psz_location ) )
431 msg_Err( p_access, "describe failed" );
434 free( psz_location );
437 if( Start( p_access, 0 ) )
439 msg_Err( p_access, "Start failed" );
444 static int Reset( access_t *p_access )
446 access_sys_t *p_sys = p_access->p_sys;
447 asf_header_t old_asfh = p_sys->asfh;
450 msg_Dbg( p_access, "Reset the stream" );
451 p_sys->i_start = p_access->info.i_pos;
454 p_sys->i_packet_sequence = 0;
455 p_sys->i_packet_used = 0;
456 p_sys->i_packet_length = 0;
457 p_sys->p_packet = NULL;
459 /* Get the next header FIXME memory loss ? */
460 GetHeader( p_access );
461 if( p_sys->i_header <= 0 )
464 asf_HeaderParse ( &p_sys->asfh,
465 p_sys->p_header, p_sys->i_header );
466 msg_Dbg( p_access, "packet count=%"PRId64" packet size=%d",
467 p_sys->asfh.i_data_packets_count,
468 p_sys->asfh.i_min_data_packet_size );
470 asf_StreamSelect( &p_sys->asfh,
471 var_CreateGetInteger( p_access, "mms-maxbitrate" ),
472 var_CreateGetInteger( p_access, "mms-all" ),
473 var_CreateGetInteger( p_access, "audio" ),
474 var_CreateGetInteger( p_access, "video" ) );
476 /* Check we have comptible asfh */
477 for( i = 1; i < 128; i++ )
479 asf_stream_t *p_old = &old_asfh.stream[i];
480 asf_stream_t *p_new = &p_sys->asfh.stream[i];
482 if( p_old->i_cat != p_new->i_cat || p_old->i_selected != p_new->i_selected )
487 msg_Warn( p_access, "incompatible asf header, restart" );
488 return Restart( p_access );
492 p_sys->i_packet_used = 0;
493 p_sys->i_packet_length = 0;
497 static int OpenConnection( access_t *p_access )
499 access_sys_t *p_sys = p_access->p_sys;
500 vlc_url_t srv = p_sys->b_proxy ? p_sys->proxy : p_sys->url;
502 if( ( p_sys->fd = net_ConnectTCP( p_access,
503 srv.psz_host, srv.i_port ) ) < 0 )
505 msg_Err( p_access, "cannot connect to %s:%d",
506 srv.psz_host, srv.i_port );
512 net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL,
513 "GET http://%s:%d%s HTTP/1.0\r\n",
514 p_sys->url.psz_host, p_sys->url.i_port,
515 ( (p_sys->url.psz_path == NULL) ||
516 (*p_sys->url.psz_path == '\0') ) ?
517 "/" : p_sys->url.psz_path );
519 /* Proxy Authentication */
520 if( p_sys->proxy.psz_username && *p_sys->proxy.psz_username )
525 if( asprintf( &buf, "%s:%s", p_sys->proxy.psz_username,
526 p_sys->proxy.psz_password ? p_sys->proxy.psz_password : "" ) == -1 )
529 b64 = vlc_b64_encode( buf );
532 net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL,
533 "Proxy-Authorization: Basic %s\r\n", b64 );
539 net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL,
540 "GET %s HTTP/1.0\r\n"
542 ( (p_sys->url.psz_path == NULL) ||
543 (*p_sys->url.psz_path == '\0') ) ?
544 "/" : p_sys->url.psz_path,
545 p_sys->url.psz_host, p_sys->url.i_port );
550 /*****************************************************************************
552 *****************************************************************************/
553 static int Describe( access_t *p_access, char **ppsz_location )
555 access_sys_t *p_sys = p_access->p_sys;
556 char *psz_location = NULL;
561 p_sys->b_broadcast = true;
562 p_sys->i_request_context = 1;
563 p_sys->i_packet_sequence = 0;
564 p_sys->i_packet_used = 0;
565 p_sys->i_packet_length = 0;
566 p_sys->p_packet = NULL;
568 GenerateGuid ( &p_sys->guid );
570 if( OpenConnection( p_access ) )
573 net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL,
575 "User-Agent: "MMSH_USER_AGENT"\r\n"
576 "Pragma: no-cache,rate=1.000000,stream-time=0,stream-offset=0:0,request-context=%d,max-duration=0\r\n"
577 "Pragma: xClientGUID={"GUID_FMT"}\r\n"
578 "Connection: Close\r\n",
579 p_sys->i_request_context++,
580 GUID_PRINT( p_sys->guid ) );
582 if( net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL, "\r\n" ) < 0 )
584 msg_Err( p_access, "failed to send request" );
588 /* Receive the http header */
589 if( ( psz = net_Gets( p_access, p_sys->fd, NULL ) ) == NULL )
591 msg_Err( p_access, "failed to read answer" );
595 if( strncmp( psz, "HTTP/1.", 7 ) )
597 msg_Err( p_access, "invalid HTTP reply '%s'", psz );
601 i_code = atoi( &psz[9] );
604 msg_Err( p_access, "error: %s", psz );
609 msg_Dbg( p_access, "HTTP reply '%s'", psz );
613 char *psz = net_Gets( p_access, p_sys->fd, NULL );
618 msg_Err( p_access, "failed to read answer" );
628 if( ( p = strchr( psz, ':' ) ) == NULL )
630 msg_Err( p_access, "malformed header line: %s", psz );
635 while( *p == ' ' ) p++;
637 /* FIXME FIXME test Content-Type to see if it's a plain stream or an
639 if( !strcasecmp( psz, "Pragma" ) )
641 if( strstr( p, "features" ) )
643 /* FIXME, it is a bit badly done here ..... */
644 if( strstr( p, "broadcast" ) )
646 msg_Dbg( p_access, "stream type = broadcast" );
647 p_sys->b_broadcast = true;
649 else if( strstr( p, "seekable" ) )
651 msg_Dbg( p_access, "stream type = seekable" );
652 p_sys->b_broadcast = false;
656 msg_Warn( p_access, "unknow stream types (%s)", p );
657 p_sys->b_broadcast = false;
661 else if( !strcasecmp( psz, "Location" ) )
663 psz_location = strdup( p );
669 /* Handle the redirection */
670 if( ( (i_code == 301) || (i_code == 302) ||
671 (i_code == 303) || (i_code == 307) ) &&
672 psz_location && *psz_location )
674 msg_Dbg( p_access, "redirection to %s", psz_location );
675 net_Close( p_sys->fd ); p_sys->fd = -1;
677 *ppsz_location = psz_location;
680 free( psz_location );
682 /* Read the asf header */
683 GetHeader( p_access );
684 if( p_sys->i_header <= 0 )
686 msg_Err( p_access, "header size == 0" );
689 /* close this connection */
690 net_Close( p_sys->fd );
693 /* *** parse header and get stream and their id *** */
694 /* get all streams properties,
696 * TODO : stream bitrates properties(optional)
697 * and bitrate mutual exclusion(optional) */
698 asf_HeaderParse ( &p_sys->asfh,
699 p_sys->p_header, p_sys->i_header );
700 msg_Dbg( p_access, "packet count=%"PRId64" packet size=%d",
701 p_sys->asfh.i_data_packets_count,
702 p_sys->asfh.i_min_data_packet_size );
704 if( p_sys->asfh.i_min_data_packet_size <= 0 )
707 asf_StreamSelect( &p_sys->asfh,
708 var_CreateGetInteger( p_access, "mms-maxbitrate" ),
709 var_CreateGetInteger( p_access, "mms-all" ),
710 var_CreateGetInteger( p_access, "audio" ),
711 var_CreateGetInteger( p_access, "video" ) );
717 net_Close( p_sys->fd );
723 static void GetHeader( access_t *p_access )
725 access_sys_t *p_sys = p_access->p_sys;
727 /* Read the asf header */
729 free( p_sys->p_header );
730 p_sys->p_header = NULL;
734 if( GetPacket( p_access, &ck ) || ck.i_type != 0x4824 )
739 p_sys->i_header += ck.i_data;
740 p_sys->p_header = realloc_or_free( p_sys->p_header, p_sys->i_header );
741 assert( p_sys->p_header );
742 memcpy( &p_sys->p_header[p_sys->i_header - ck.i_data],
743 ck.p_data, ck.i_data );
746 msg_Dbg( p_access, "complete header size=%d", p_sys->i_header );
750 /*****************************************************************************
752 ****************************************************************************/
753 static int Start( access_t *p_access, int64_t i_pos )
755 access_sys_t *p_sys = p_access->p_sys;
757 int i_streams_selected = 0;
761 msg_Dbg( p_access, "starting stream" );
763 for( i = 1; i < 128; i++ )
765 if( p_sys->asfh.stream[i].i_cat == ASF_STREAM_UNKNOWN )
768 if( p_sys->asfh.stream[i].i_selected )
769 i_streams_selected++;
771 if( i_streams_selected <= 0 )
773 msg_Err( p_access, "no stream selected" );
777 if( OpenConnection( p_access ) )
780 net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL,
782 "User-Agent: "MMSH_USER_AGENT"\r\n" );
783 if( p_sys->b_broadcast )
785 net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL,
786 "Pragma: no-cache,rate=1.000000,request-context=%d\r\n",
787 p_sys->i_request_context++ );
791 net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL,
792 "Pragma: no-cache,rate=1.000000,stream-time=0,stream-offset=%u:%u,request-context=%d,max-duration=0\r\n",
793 (uint32_t)((i_pos >> 32)&0xffffffff),
794 (uint32_t)(i_pos&0xffffffff),
795 p_sys->i_request_context++ );
797 net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL,
798 "Pragma: xPlayStrm=1\r\n"
799 "Pragma: xClientGUID={"GUID_FMT"}\r\n"
800 "Pragma: stream-switch-count=%d\r\n"
801 "Pragma: stream-switch-entry=",
802 GUID_PRINT( p_sys->guid ),
805 for( i = 1; i < 128; i++ )
807 if( p_sys->asfh.stream[i].i_cat != ASF_STREAM_UNKNOWN )
810 if( p_sys->asfh.stream[i].i_selected )
814 net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL,
815 "ffff:%d:%d ", i, i_select );
818 net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL, "\r\n" );
819 net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL,
820 "Connection: Close\r\n" );
822 if( net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL, "\r\n" ) < 0 )
824 msg_Err( p_access, "failed to send request" );
828 psz = net_Gets( p_access, p_sys->fd, NULL );
831 msg_Err( p_access, "cannot read data 0" );
835 if( atoi( &psz[9] ) >= 400 )
837 msg_Err( p_access, "error: %s", psz );
841 msg_Dbg( p_access, "HTTP reply '%s'", psz );
844 /* FIXME check HTTP code */
847 char *psz = net_Gets( p_access, p_sys->fd, NULL );
850 msg_Err( p_access, "cannot read data 1" );
858 msg_Dbg( p_access, "%s", psz );
862 p_sys->i_packet_used = 0;
863 p_sys->i_packet_length = 0;
868 /*****************************************************************************
870 *****************************************************************************/
871 static void Stop( access_t *p_access )
873 access_sys_t *p_sys = p_access->p_sys;
875 msg_Dbg( p_access, "closing stream" );
878 net_Close( p_sys->fd );
883 /*****************************************************************************
885 *****************************************************************************/
886 static int GetPacket( access_t * p_access, chunk_t *p_ck )
888 access_sys_t *p_sys = p_access->p_sys;
892 memset( p_ck, 0, sizeof( chunk_t ) );
894 /* Read the chunk header */
895 /* Some headers are short, like 0x4324. Reading 12 bytes will cause us
896 * to lose synchronization with the stream. Just read to the length
897 * (4 bytes), decode and then read up to 8 additional bytes to get the
900 if( net_Read( p_access, p_sys->fd, NULL, p_sys->buffer, 4, true ) < 4 )
902 msg_Err( p_access, "cannot read data 2" );
906 p_ck->i_type = GetWLE( p_sys->buffer);
907 p_ck->i_size = GetWLE( p_sys->buffer + 2);
909 restsize = p_ck->i_size;
913 if( net_Read( p_access, p_sys->fd, NULL, p_sys->buffer + 4, restsize, true ) < restsize )
915 msg_Err( p_access, "cannot read data 3" );
918 p_ck->i_sequence = GetDWLE( p_sys->buffer + 4);
919 p_ck->i_unknown = GetWLE( p_sys->buffer + 8);
921 /* Set i_size2 to 8 if this header was short, since a real value won't be
922 * present in the buffer. Using 8 avoid reading additional data for the
928 p_ck->i_size2 = GetWLE( p_sys->buffer + 10);
930 p_ck->p_data = p_sys->buffer + 12;
931 p_ck->i_data = p_ck->i_size2 - 8;
933 if( p_ck->i_type == 0x4524 ) // Transfer complete
935 if( p_ck->i_sequence == 0 )
937 msg_Warn( p_access, "EOF" );
942 msg_Warn( p_access, "next stream following" );
946 else if( p_ck->i_type == 0x4324 )
948 /* 0x4324 is CHUNK_TYPE_RESET: a new stream will follow with a sequence of 0 */
949 msg_Warn( p_access, "next stream following (reset) seq=%d", p_ck->i_sequence );
952 else if( (p_ck->i_type != 0x4824) && (p_ck->i_type != 0x4424) )
954 msg_Err( p_access, "invalid chunk FATAL (0x%x)", p_ck->i_type );
958 if( (p_ck->i_data > 0) &&
959 (net_Read( p_access, p_sys->fd, NULL, &p_sys->buffer[12],
960 p_ck->i_data, true ) < p_ck->i_data) )
962 msg_Err( p_access, "cannot read data 4" );
967 if( (p_sys->i_packet_sequence != 0) &&
968 (p_ck->i_sequence != p_sys->i_packet_sequence) )
970 msg_Warn( p_access, "packet lost ? (%d != %d)", p_ck->i_sequence, p_sys->i_packet_sequence );
974 p_sys->i_packet_sequence = p_ck->i_sequence + 1;
975 p_sys->i_packet_used = 0;
976 p_sys->i_packet_length = p_ck->i_data;
977 p_sys->p_packet = p_ck->p_data;