1 /*****************************************************************************
2 * http.c: HTTP input module
3 *****************************************************************************
4 * Copyright (C) 2001-2005 the VideoLAN team
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * Christophe Massiot <massiot@via.ecp.fr>
9 * RĂ©mi Denis-Courmont <rem # videolan.org>
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
24 *****************************************************************************/
26 /*****************************************************************************
28 *****************************************************************************/
32 #include <vlc/input.h>
34 #include "vlc_interaction.h"
35 #include "vlc_playlist.h"
41 /*****************************************************************************
43 *****************************************************************************/
44 static int Open ( vlc_object_t * );
45 static void Close( vlc_object_t * );
47 #define PROXY_TEXT N_("HTTP proxy")
48 #define PROXY_LONGTEXT N_( \
49 "You can specify an HTTP proxy to use. It must be of the form " \
50 "http://[user[:pass]@]myproxy.mydomain:myport/ ; " \
51 "if empty, the http_proxy environment variable will be tried." )
53 #define CACHING_TEXT N_("Caching value in ms")
54 #define CACHING_LONGTEXT N_( \
55 "Allows you to modify the default caching value for http streams. This " \
56 "value should be set in millisecond units." )
58 #define AGENT_TEXT N_("HTTP user agent")
59 #define AGENT_LONGTEXT N_("Allows you to modify the user agent that will be " \
60 "used for the connection.")
62 #define RECONNECT_TEXT N_("Auto re-connect")
63 #define RECONNECT_LONGTEXT N_("Will automatically attempt a re-connection " \
64 "in case it was untimely closed.")
66 #define CONTINUOUS_TEXT N_("Continuous stream")
67 #define CONTINUOUS_LONGTEXT N_("This allows you to read a file that is " \
68 "being constantly updated (for example, a JPG file on a server)." \
69 "You should not globally enable this option as it will break all other " \
70 "types of HTTP streams." )
73 set_description( _("HTTP input") );
74 set_capability( "access2", 0 );
75 set_shortname( _( "HTTP(S)" ) );
76 set_category( CAT_INPUT );
77 set_subcategory( SUBCAT_INPUT_ACCESS );
79 add_string( "http-proxy", NULL, NULL, PROXY_TEXT, PROXY_LONGTEXT,
81 add_integer( "http-caching", 4 * DEFAULT_PTS_DELAY / 1000, NULL,
82 CACHING_TEXT, CACHING_LONGTEXT, VLC_TRUE );
83 add_string( "http-user-agent", COPYRIGHT_MESSAGE , NULL, AGENT_TEXT,
84 AGENT_LONGTEXT, VLC_TRUE );
85 add_bool( "http-reconnect", 0, NULL, RECONNECT_TEXT,
86 RECONNECT_LONGTEXT, VLC_TRUE );
87 add_bool( "http-continuous", 0, NULL, CONTINUOUS_TEXT,
88 CONTINUOUS_LONGTEXT, VLC_TRUE );
89 add_suppressed_string("http-user");
90 add_suppressed_string("http-pwd");
91 add_shortcut( "http" );
92 add_shortcut( "https" );
93 add_shortcut( "unsv" );
94 set_callbacks( Open, Close );
97 /*****************************************************************************
99 *****************************************************************************/
103 tls_session_t *p_tls;
108 char *psz_user_agent;
123 vlc_bool_t b_icecast;
126 vlc_bool_t b_chunked;
136 vlc_bool_t b_seekable;
137 vlc_bool_t b_reconnect;
138 vlc_bool_t b_continuous;
139 vlc_bool_t b_pace_control;
143 static int Read( access_t *, uint8_t *, int );
144 static int Seek( access_t *, int64_t );
145 static int Control( access_t *, int, va_list );
148 static int Connect( access_t *, int64_t );
149 static int Request( access_t *p_access, int64_t i_tell );
150 static void Disconnect( access_t * );
152 /*****************************************************************************
154 *****************************************************************************/
155 static int Open( vlc_object_t *p_this )
157 access_t *p_access = (access_t*)p_this;
161 /* Set up p_access */
162 p_access->pf_read = Read;
163 p_access->pf_block = NULL;
164 p_access->pf_control = Control;
165 p_access->pf_seek = Seek;
166 p_access->info.i_update = 0;
167 p_access->info.i_size = 0;
168 p_access->info.i_pos = 0;
169 p_access->info.b_eof = VLC_FALSE;
170 p_access->info.i_title = 0;
171 p_access->info.i_seekpoint = 0;
172 p_access->p_sys = p_sys = malloc( sizeof( access_sys_t ) );
173 memset( p_sys, 0, sizeof( access_sys_t ) );
175 p_sys->b_proxy = VLC_FALSE;
176 p_sys->i_version = 1;
177 p_sys->b_seekable = VLC_TRUE;
178 p_sys->psz_mime = NULL;
179 p_sys->psz_pragma = NULL;
180 p_sys->b_mms = VLC_FALSE;
181 p_sys->b_icecast = VLC_FALSE;
182 p_sys->psz_location = NULL;
183 p_sys->psz_user_agent = NULL;
184 p_sys->b_pace_control = VLC_TRUE;
185 p_sys->b_ssl = VLC_FALSE;
188 p_sys->i_icy_meta = 0;
189 p_sys->psz_icy_name = NULL;
190 p_sys->psz_icy_genre = NULL;
191 p_sys->psz_icy_title = NULL;
192 p_sys->i_remaining = 0;
195 /* Parse URI - remove spaces */
196 p = psz = strdup( p_access->psz_path );
197 while( (p = strchr( p, ' ' )) != NULL )
199 vlc_UrlParse( &p_sys->url, psz, 0 );
202 if( p_sys->url.psz_host == NULL || *p_sys->url.psz_host == '\0' )
204 msg_Warn( p_access, "invalid host" );
207 if( !strncmp( p_access->psz_access, "https", 5 ) )
210 p_sys->b_ssl = VLC_TRUE;
211 if( p_sys->url.i_port <= 0 )
212 p_sys->url.i_port = 443;
216 if( p_sys->url.i_port <= 0 )
217 p_sys->url.i_port = 80;
221 p_sys->psz_user_agent = var_CreateGetString( p_access, "http-user-agent" );
224 psz = var_CreateGetString( p_access, "http-proxy" );
227 p_sys->b_proxy = VLC_TRUE;
228 vlc_UrlParse( &p_sys->proxy, psz, 0 );
233 char *psz_proxy = getenv( "http_proxy" );
234 if( psz_proxy && *psz_proxy )
236 p_sys->b_proxy = VLC_TRUE;
237 vlc_UrlParse( &p_sys->proxy, psz_proxy, 0 );
245 if( p_sys->proxy.psz_host == NULL || *p_sys->proxy.psz_host == '\0' )
247 msg_Warn( p_access, "invalid proxy host" );
250 if( p_sys->proxy.i_port <= 0 )
252 p_sys->proxy.i_port = 80;
256 msg_Dbg( p_access, "http: server='%s' port=%d file='%s",
257 p_sys->url.psz_host, p_sys->url.i_port, p_sys->url.psz_path );
260 msg_Dbg( p_access, " proxy %s:%d", p_sys->proxy.psz_host,
261 p_sys->proxy.i_port );
263 if( p_sys->url.psz_username && *p_sys->url.psz_username )
265 msg_Dbg( p_access, " user='%s', pwd='%s'",
266 p_sys->url.psz_username, p_sys->url.psz_password );
269 p_sys->b_reconnect = var_CreateGetBool( p_access, "http-reconnect" );
270 p_sys->b_continuous = var_CreateGetBool( p_access, "http-continuous" );
274 if( Connect( p_access, 0 ) )
276 /* Retry with http 1.0 */
277 p_sys->i_version = 0;
279 if( p_access->b_die ||
280 Connect( p_access, 0 ) )
286 if( p_sys->i_code == 401 )
288 char *psz_login = NULL; char *psz_password = NULL;
290 msg_Dbg( p_access, "Authentication failed" );
291 i_ret = intf_UserLoginPassword( p_access, "HTTP authentication",
292 "Please enter a valid login and password.", &psz_login, &psz_password );
293 if( i_ret == DIALOG_OK_YES )
295 msg_Dbg( p_access, "retrying with user=%s, pwd=%s",
296 psz_login, psz_password );
297 if( psz_login ) p_sys->url.psz_username = strdup( psz_login );
298 if( psz_password ) p_sys->url.psz_password = strdup( psz_password );
299 if( psz_login ) free( psz_login );
300 if( psz_password ) free( psz_password );
305 if( psz_login ) free( psz_login );
306 if( psz_password ) free( psz_password );
311 if( ( p_sys->i_code == 301 || p_sys->i_code == 302 ||
312 p_sys->i_code == 303 || p_sys->i_code == 307 ) &&
313 p_sys->psz_location && *p_sys->psz_location )
315 playlist_t * p_playlist;
316 input_item_t *p_input_item;
318 msg_Dbg( p_access, "redirection to %s", p_sys->psz_location );
320 /* Do not accept redirection outside of HTTP works */
321 if( strncmp( p_sys->psz_location, "http", 4 )
322 || ( ( p_sys->psz_location[4] != ':' ) /* HTTP */
323 && strncmp( p_sys->psz_location + 4, "s:", 2 ) /* HTTP/SSL */ ) )
325 msg_Err( p_access, "insecure redirection ignored" );
329 p_playlist = vlc_object_find( p_access, VLC_OBJECT_PLAYLIST,
333 msg_Err( p_access, "redirection failed: can't find playlist" );
338 vlc_mutex_lock( &p_playlist->object_lock );
339 p_input_item = &p_playlist->status.p_item->input;
340 vlc_mutex_lock( &p_input_item->lock );
341 free( p_input_item->psz_uri );
342 free( p_access->psz_path );
343 p_input_item->psz_uri = strdup( p_sys->psz_location );
344 p_access->psz_path = strdup( p_sys->psz_location );
345 vlc_mutex_unlock( &p_input_item->lock );
346 vlc_mutex_unlock( &p_playlist->object_lock );
347 vlc_object_release( p_playlist );
349 /* Clean up current Open() run */
350 vlc_UrlClean( &p_sys->url );
351 vlc_UrlClean( &p_sys->proxy );
352 if( p_sys->psz_mime ) free( p_sys->psz_mime );
353 if( p_sys->psz_pragma ) free( p_sys->psz_pragma );
354 if( p_sys->psz_location ) free( p_sys->psz_location );
355 if( p_sys->psz_user_agent ) free( p_sys->psz_user_agent );
357 Disconnect( p_access );
360 /* Do new Open() run with new data */
361 return Open( p_this );
366 msg_Dbg( p_access, "This is actually a live mms server, BAIL" );
370 if( !strcmp( p_sys->psz_protocol, "ICY" ) || p_sys->b_icecast )
372 if( p_sys->psz_mime && strcasecmp( p_sys->psz_mime, "application/ogg" ) )
374 if( !strcasecmp( p_sys->psz_mime, "video/nsv" ) ||
375 !strcasecmp( p_sys->psz_mime, "video/nsa" ) )
376 p_access->psz_demux = strdup( "nsv" );
377 else if( !strcasecmp( p_sys->psz_mime, "audio/aac" ) ||
378 !strcasecmp( p_sys->psz_mime, "audio/aacp" ) )
379 p_access->psz_demux = strdup( "m4a" );
380 else if( !strcasecmp( p_sys->psz_mime, "audio/mpeg" ) )
381 p_access->psz_demux = strdup( "mp3" );
383 msg_Info( p_access, "Raw-audio server found, %s demuxer selected",
384 p_access->psz_demux );
386 #if 0 /* Doesn't work really well because of the pre-buffering in
387 * shoutcast servers (the buffer content will be sent as fast as
389 p_sys->b_pace_control = VLC_FALSE;
392 else if( !p_sys->psz_mime )
395 p_access->psz_demux = strdup( "mp3" );
397 /* else probably Ogg Vorbis */
399 else if( !strcasecmp( p_access->psz_access, "unsv" ) &&
401 !strcasecmp( p_sys->psz_mime, "misc/ultravox" ) )
403 /* Grrrr! detect ultravox server and force NSV demuxer */
404 p_access->psz_demux = strdup( "nsv" );
407 if( p_sys->b_reconnect ) msg_Dbg( p_access, "auto re-connect enabled" );
410 var_Create( p_access, "http-caching", VLC_VAR_INTEGER |VLC_VAR_DOINHERIT );
415 vlc_UrlClean( &p_sys->url );
416 vlc_UrlClean( &p_sys->proxy );
417 if( p_sys->psz_mime ) free( p_sys->psz_mime );
418 if( p_sys->psz_pragma ) free( p_sys->psz_pragma );
419 if( p_sys->psz_location ) free( p_sys->psz_location );
420 if( p_sys->psz_user_agent ) free( p_sys->psz_user_agent );
422 Disconnect( p_access );
427 /*****************************************************************************
429 *****************************************************************************/
430 static void Close( vlc_object_t *p_this )
432 access_t *p_access = (access_t*)p_this;
433 access_sys_t *p_sys = p_access->p_sys;
435 vlc_UrlClean( &p_sys->url );
436 vlc_UrlClean( &p_sys->proxy );
438 if( p_sys->psz_mime ) free( p_sys->psz_mime );
439 if( p_sys->psz_pragma ) free( p_sys->psz_pragma );
440 if( p_sys->psz_location ) free( p_sys->psz_location );
442 if( p_sys->psz_icy_name ) free( p_sys->psz_icy_name );
443 if( p_sys->psz_icy_genre ) free( p_sys->psz_icy_genre );
444 if( p_sys->psz_icy_title ) free( p_sys->psz_icy_title );
446 if( p_sys->psz_user_agent ) free( p_sys->psz_user_agent );
448 Disconnect( p_access );
452 /*****************************************************************************
453 * Read: Read up to i_len bytes from the http connection and place in
454 * p_buffer. Return the actual number of bytes read
455 *****************************************************************************/
456 static int ReadICYMeta( access_t *p_access );
457 static int Read( access_t *p_access, uint8_t *p_buffer, int i_len )
459 access_sys_t *p_sys = p_access->p_sys;
464 p_access->info.b_eof = VLC_TRUE;
468 if( p_access->info.i_size > 0 &&
469 i_len + p_access->info.i_pos > p_access->info.i_size )
471 if( ( i_len = p_access->info.i_size - p_access->info.i_pos ) == 0 )
473 p_access->info.b_eof = VLC_TRUE;
478 if( p_sys->b_chunked )
480 if( p_sys->i_chunk < 0 )
482 p_access->info.b_eof = VLC_TRUE;
486 if( p_sys->i_chunk <= 0 )
488 char *psz = net_Gets( VLC_OBJECT(p_access), p_sys->fd, p_sys->p_vs );
489 /* read the chunk header */
492 msg_Dbg( p_access, "failed reading chunk-header line" );
495 p_sys->i_chunk = strtoll( psz, NULL, 16 );
498 if( p_sys->i_chunk <= 0 ) /* eof */
501 p_access->info.b_eof = VLC_TRUE;
506 if( i_len > p_sys->i_chunk )
508 i_len = p_sys->i_chunk;
512 if( p_sys->b_continuous && i_len > p_sys->i_remaining )
514 /* Only ask for the remaining length */
515 int i_new_len = p_sys->i_remaining;
518 Request( p_access, 0 );
519 i_read = Read( p_access, p_buffer, i_len );
525 if( p_sys->i_icy_meta > 0 && p_access->info.i_pos > 0 )
527 int64_t i_next = p_sys->i_icy_meta -
528 p_access->info.i_pos % p_sys->i_icy_meta;
530 if( i_next == p_sys->i_icy_meta )
532 if( ReadICYMeta( p_access ) )
534 p_access->info.b_eof = VLC_TRUE;
542 i_read = net_Read( p_access, p_sys->fd, p_sys->p_vs, p_buffer, i_len, VLC_FALSE );
546 p_access->info.i_pos += i_read;
548 if( p_sys->b_chunked )
550 p_sys->i_chunk -= i_read;
551 if( p_sys->i_chunk <= 0 )
553 /* read the empty line */
554 char *psz = net_Gets( VLC_OBJECT(p_access), p_sys->fd, p_sys->p_vs );
555 if( psz ) free( psz );
559 else if( i_read == 0 )
562 * I very much doubt that this will work.
563 * If i_read == 0, the connection *IS* dead, so the only
564 * sensible thing to do is Disconnect() and then retry.
565 * Otherwise, I got recv() completely wrong. -- Courmisch
567 if( p_sys->b_continuous )
569 Request( p_access, 0 );
570 p_sys->b_continuous = VLC_FALSE;
571 i_read = Read( p_access, p_buffer, i_len );
572 p_sys->b_continuous = VLC_TRUE;
574 Disconnect( p_access );
575 if( p_sys->b_reconnect )
577 msg_Dbg( p_access, "got disconnected, trying to reconnect" );
578 if( Connect( p_access, p_access->info.i_pos ) )
580 msg_Dbg( p_access, "reconnection failed" );
584 p_sys->b_reconnect = VLC_FALSE;
585 i_read = Read( p_access, p_buffer, i_len );
586 p_sys->b_reconnect = VLC_TRUE;
590 if( i_read == 0 ) p_access->info.b_eof = VLC_TRUE;
593 if( p_sys->b_continuous )
595 p_sys->i_remaining -= i_read;
601 static int ReadICYMeta( access_t *p_access )
603 access_sys_t *p_sys = p_access->p_sys;
609 /* Read meta data length */
610 i_read = net_Read( p_access, p_sys->fd, p_sys->p_vs, &buffer, 1,
617 i_read = buffer << 4;
618 /* msg_Dbg( p_access, "ICY meta size=%u", i_read); */
620 psz_meta = malloc( i_read + 1 );
621 if( net_Read( p_access, p_sys->fd, p_sys->p_vs,
622 (uint8_t *)psz_meta, i_read, VLC_TRUE ) != i_read )
625 psz_meta[i_read] = '\0'; /* Just in case */
627 /* msg_Dbg( p_access, "icy-meta=%s", psz_meta ); */
629 /* Now parse the meta */
630 /* Look for StreamTitle= */
631 p = strcasestr( (char *)psz_meta, "StreamTitle=" );
634 p += strlen( "StreamTitle=" );
635 if( *p == '\'' || *p == '"' )
637 char *psz = strchr( &p[1], p[0] );
639 psz = strchr( &p[1], ';' );
641 if( psz ) *psz = '\0';
645 char *psz = strchr( &p[1], ';' );
646 if( psz ) *psz = '\0';
649 if( !p_sys->psz_icy_title ||
650 strcmp( p_sys->psz_icy_title, &p[1] ) )
652 if( p_sys->psz_icy_title )
653 free( p_sys->psz_icy_title );
654 p_sys->psz_icy_title = strdup( &p[1] );
655 p_access->info.i_update |= INPUT_UPDATE_META;
657 msg_Dbg( p_access, "New Title=%s", p_sys->psz_icy_title );
665 /*****************************************************************************
666 * Seek: close and re-open a connection at the right place
667 *****************************************************************************/
668 static int Seek( access_t *p_access, int64_t i_pos )
670 msg_Dbg( p_access, "trying to seek to "I64Fd, i_pos );
672 Disconnect( p_access );
674 if( Connect( p_access, i_pos ) )
676 msg_Err( p_access, "seek failed" );
677 p_access->info.b_eof = VLC_TRUE;
683 /*****************************************************************************
685 *****************************************************************************/
686 static int Control( access_t *p_access, int i_query, va_list args )
688 access_sys_t *p_sys = p_access->p_sys;
692 vlc_meta_t **pp_meta;
697 case ACCESS_CAN_SEEK:
698 pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t* );
699 *pb_bool = p_sys->b_seekable;
701 case ACCESS_CAN_FASTSEEK:
702 pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t* );
703 *pb_bool = VLC_FALSE;
705 case ACCESS_CAN_PAUSE:
706 case ACCESS_CAN_CONTROL_PACE:
707 pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t* );
709 #if 0 /* Disable for now until we have a clock synchro algo
710 * which works with something else than MPEG over UDP */
711 *pb_bool = p_sys->b_pace_control;
718 pi_int = (int*)va_arg( args, int * );
722 case ACCESS_GET_PTS_DELAY:
723 pi_64 = (int64_t*)va_arg( args, int64_t * );
724 *pi_64 = (int64_t)var_GetInteger( p_access, "http-caching" ) * 1000;
728 case ACCESS_SET_PAUSE_STATE:
731 case ACCESS_GET_META:
732 pp_meta = (vlc_meta_t**)va_arg( args, vlc_meta_t** );
733 *pp_meta = vlc_meta_New();
735 if( p_sys->psz_icy_name )
736 vlc_meta_Add( *pp_meta, VLC_META_TITLE,
737 p_sys->psz_icy_name );
738 if( p_sys->psz_icy_genre )
739 vlc_meta_Add( *pp_meta, VLC_META_GENRE,
740 p_sys->psz_icy_genre );
741 if( p_sys->psz_icy_title )
742 vlc_meta_Add( *pp_meta, VLC_META_NOW_PLAYING,
743 p_sys->psz_icy_title );
746 case ACCESS_GET_TITLE_INFO:
747 case ACCESS_SET_TITLE:
748 case ACCESS_SET_SEEKPOINT:
749 case ACCESS_SET_PRIVATE_ID_STATE:
753 msg_Warn( p_access, "unimplemented query in control" );
760 /*****************************************************************************
762 *****************************************************************************/
763 static int Connect( access_t *p_access, int64_t i_tell )
765 access_sys_t *p_sys = p_access->p_sys;
766 vlc_url_t srv = p_sys->b_proxy ? p_sys->proxy : p_sys->url;
769 if( p_sys->psz_location ) free( p_sys->psz_location );
770 if( p_sys->psz_mime ) free( p_sys->psz_mime );
771 if( p_sys->psz_pragma ) free( p_sys->psz_pragma );
773 if( p_sys->psz_icy_genre ) free( p_sys->psz_icy_genre );
774 if( p_sys->psz_icy_name ) free( p_sys->psz_icy_name );
775 if( p_sys->psz_icy_title ) free( p_sys->psz_icy_title );
778 p_sys->psz_location = NULL;
779 p_sys->psz_mime = NULL;
780 p_sys->psz_pragma = NULL;
781 p_sys->b_mms = VLC_FALSE;
782 p_sys->b_chunked = VLC_FALSE;
784 p_sys->i_icy_meta = 0;
785 p_sys->psz_icy_name = NULL;
786 p_sys->psz_icy_genre = NULL;
787 p_sys->psz_icy_title = NULL;
789 p_access->info.i_size = 0;
790 p_access->info.i_pos = i_tell;
791 p_access->info.b_eof = VLC_FALSE;
794 /* Open connection */
795 p_sys->fd = net_ConnectTCP( p_access, srv.psz_host, srv.i_port );
798 msg_Err( p_access, "cannot connect to %s:%d", srv.psz_host, srv.i_port );
802 /* Initialize TLS/SSL session */
803 if( p_sys->b_ssl == VLC_TRUE )
805 /* CONNECT to establish TLS tunnel through HTTP proxy */
809 unsigned i_status = 0;
811 if( p_sys->i_version == 0 )
813 /* CONNECT is not in HTTP/1.0 */
814 Disconnect( p_access );
818 net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL,
819 "CONNECT %s:%d HTTP/1.%d\r\nHost: %s:%d\r\n\r\n",
820 p_sys->url.psz_host, p_sys->url.i_port,
822 p_sys->url.psz_host, p_sys->url.i_port);
824 psz = net_Gets( VLC_OBJECT(p_access), p_sys->fd, NULL );
827 msg_Err( p_access, "cannot establish HTTP/TLS tunnel" );
828 Disconnect( p_access );
832 sscanf( psz, "HTTP/%*u.%*u %3u", &i_status );
835 if( ( i_status / 100 ) != 2 )
837 msg_Err( p_access, "HTTP/TLS tunnel through proxy denied" );
838 Disconnect( p_access );
844 psz = net_Gets( VLC_OBJECT(p_access), p_sys->fd, NULL );
847 msg_Err( p_access, "HTTP proxy connection failed" );
848 Disconnect( p_access );
860 /* TLS/SSL handshake */
861 p_sys->p_tls = tls_ClientCreate( VLC_OBJECT(p_access), p_sys->fd,
863 if( p_sys->p_tls == NULL )
865 msg_Err( p_access, "cannot establish HTTP/TLS session" );
866 Disconnect( p_access );
869 p_sys->p_vs = &p_sys->p_tls->sock;
872 return Request( p_access, i_tell );
876 static int Request( access_t *p_access, int64_t i_tell )
878 access_sys_t *p_sys = p_access->p_sys;
880 v_socket_t *pvs = p_sys->p_vs;
884 if( p_sys->url.psz_path )
886 net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL,
887 "GET http://%s:%d%s HTTP/1.%d\r\n",
888 p_sys->url.psz_host, p_sys->url.i_port,
889 p_sys->url.psz_path, p_sys->i_version );
893 net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL,
894 "GET http://%s:%d/ HTTP/1.%d\r\n",
895 p_sys->url.psz_host, p_sys->url.i_port,
901 char *psz_path = p_sys->url.psz_path;
902 if( !psz_path || !*psz_path )
906 if( p_sys->url.i_port != 80)
908 net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs,
909 "GET %s HTTP/1.%d\r\nHost: %s:%d\r\n",
910 psz_path, p_sys->i_version, p_sys->url.psz_host,
915 net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs,
916 "GET %s HTTP/1.%d\r\nHost: %s\r\n",
917 psz_path, p_sys->i_version, p_sys->url.psz_host );
921 net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs, "User-Agent: %s\r\n",
922 p_sys->psz_user_agent );
924 if( p_sys->i_version == 1 )
926 net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs,
927 "Range: bytes="I64Fd"-\r\n", i_tell );
931 if( p_sys->url.psz_username && *p_sys->url.psz_username )
936 asprintf( &buf, "%s:%s", p_sys->url.psz_username,
937 p_sys->url.psz_password ? p_sys->url.psz_password : "" );
939 b64 = vlc_b64_encode( buf );
942 net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs,
943 "Authorization: Basic %s\r\n", b64 );
947 /* Proxy Authentication */
948 if( p_sys->proxy.psz_username && *p_sys->proxy.psz_username )
953 asprintf( &buf, "%s:%s", p_sys->proxy.psz_username,
954 p_sys->proxy.psz_password ? p_sys->proxy.psz_password : "" );
956 b64 = vlc_b64_encode( buf );
959 net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs,
960 "Proxy-Authorization: Basic %s\r\n", b64 );
964 /* ICY meta data request */
965 net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs, "Icy-MetaData: 1\r\n" );
968 if( p_sys->b_continuous && p_sys->i_version == 1 )
970 net_Printf( VLC_OBJECT( p_access ), p_sys->fd, pvs,
971 "Connection: keep-alive\r\n" );
975 net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs,
976 "Connection: Close\r\n");
977 p_sys->b_continuous = VLC_FALSE;
980 if( net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs, "\r\n" ) < 0 )
982 msg_Err( p_access, "failed to send request" );
983 Disconnect( p_access );
988 if( ( psz = net_Gets( VLC_OBJECT(p_access), p_sys->fd, pvs ) ) == NULL )
990 msg_Err( p_access, "failed to read answer" );
993 if( !strncmp( psz, "HTTP/1.", 7 ) )
995 p_sys->psz_protocol = "HTTP";
996 p_sys->i_code = atoi( &psz[9] );
998 else if( !strncmp( psz, "ICY", 3 ) )
1000 p_sys->psz_protocol = "ICY";
1001 p_sys->i_code = atoi( &psz[4] );
1002 p_sys->b_reconnect = VLC_TRUE;
1006 msg_Err( p_access, "invalid HTTP reply '%s'", psz );
1010 msg_Dbg( p_access, "protocol '%s' answer code %d",
1011 p_sys->psz_protocol, p_sys->i_code );
1012 if( !strcmp( p_sys->psz_protocol, "ICY" ) )
1014 p_sys->b_seekable = VLC_FALSE;
1016 if( p_sys->i_code != 206 )
1018 p_sys->b_seekable = VLC_FALSE;
1020 /* Authentication error - We'll have to display the dialog */
1021 if( p_sys->i_code == 401 )
1025 /* Other fatal error */
1026 else if( p_sys->i_code >= 400 )
1028 msg_Err( p_access, "error: %s", psz );
1036 char *psz = net_Gets( VLC_OBJECT(p_access), p_sys->fd, pvs );
1041 msg_Err( p_access, "failed to read answer" );
1045 /* msg_Dbg( p_input, "Line=%s", psz ); */
1053 if( ( p = strchr( psz, ':' ) ) == NULL )
1055 msg_Err( p_access, "malformed header line: %s", psz );
1060 while( *p == ' ' ) p++;
1062 if( !strcasecmp( psz, "Content-Length" ) )
1064 if( p_sys->b_continuous )
1066 p_access->info.i_size = -1;
1067 msg_Dbg( p_access, "this frame size="I64Fd, atoll(p ) );
1068 p_sys->i_remaining = atoll( p );
1072 p_access->info.i_size = i_tell + atoll( p );
1073 msg_Dbg( p_access, "stream size="I64Fd, p_access->info.i_size );
1076 else if( !strcasecmp( psz, "Location" ) )
1078 if( p_sys->psz_location ) free( p_sys->psz_location );
1079 p_sys->psz_location = strdup( p );
1081 else if( !strcasecmp( psz, "Content-Type" ) )
1083 if( p_sys->psz_mime ) free( p_sys->psz_mime );
1084 p_sys->psz_mime = strdup( p );
1085 msg_Dbg( p_access, "Content-Type: %s", p_sys->psz_mime );
1087 else if( !strcasecmp( psz, "Pragma" ) )
1089 if( !strcasecmp( psz, "Pragma: features" ) )
1090 p_sys->b_mms = VLC_TRUE;
1091 if( p_sys->psz_pragma ) free( p_sys->psz_pragma );
1092 p_sys->psz_pragma = strdup( p );
1093 msg_Dbg( p_access, "Pragma: %s", p_sys->psz_pragma );
1095 else if( !strcasecmp( psz, "Server" ) )
1097 msg_Dbg( p_access, "Server: %s", p );
1098 if( !strncasecmp( p, "Icecast", 7 ) ||
1099 !strncasecmp( p, "Nanocaster", 10 ) )
1101 /* Remember if this is Icecast
1102 * we need to force demux in this case without breaking
1105 /* Let live 365 streams (nanocaster) piggyback on the icecast
1106 * routine. They look very similar */
1108 p_sys->b_reconnect = VLC_TRUE;
1109 p_sys->b_pace_control = VLC_FALSE;
1110 p_sys->b_icecast = VLC_TRUE;
1113 else if( !strcasecmp( psz, "Transfer-Encoding" ) )
1115 msg_Dbg( p_access, "Transfer-Encoding: %s", p );
1116 if( !strncasecmp( p, "chunked", 7 ) )
1118 p_sys->b_chunked = VLC_TRUE;
1121 else if( !strcasecmp( psz, "Icy-MetaInt" ) )
1123 msg_Dbg( p_access, "Icy-MetaInt: %s", p );
1124 p_sys->i_icy_meta = atoi( p );
1125 if( p_sys->i_icy_meta < 0 )
1126 p_sys->i_icy_meta = 0;
1128 msg_Warn( p_access, "ICY metaint=%d", p_sys->i_icy_meta );
1130 else if( !strcasecmp( psz, "Icy-Name" ) )
1132 if( p_sys->psz_icy_name ) free( p_sys->psz_icy_name );
1133 p_sys->psz_icy_name = strdup( p );
1134 msg_Dbg( p_access, "Icy-Name: %s", p_sys->psz_icy_name );
1136 p_sys->b_icecast = VLC_TRUE; /* be on the safeside. set it here as well. */
1137 p_sys->b_reconnect = VLC_TRUE;
1138 p_sys->b_pace_control = VLC_FALSE;
1140 else if( !strcasecmp( psz, "Icy-Genre" ) )
1142 if( p_sys->psz_icy_genre ) free( p_sys->psz_icy_genre );
1143 p_sys->psz_icy_genre = strdup( p );
1144 msg_Dbg( p_access, "Icy-Genre: %s", p_sys->psz_icy_genre );
1146 else if( !strncasecmp( psz, "Icy-Notice", 10 ) )
1148 msg_Dbg( p_access, "Icy-Notice: %s", p );
1150 else if( !strncasecmp( psz, "icy-", 4 ) ||
1151 !strncasecmp( psz, "ice-", 4 ) ||
1152 !strncasecmp( psz, "x-audiocast", 11 ) )
1154 msg_Dbg( p_access, "Meta-Info: %s: %s", psz, p );
1162 Disconnect( p_access );
1163 return VLC_EGENERIC;
1166 /*****************************************************************************
1168 *****************************************************************************/
1169 static void Disconnect( access_t *p_access )
1171 access_sys_t *p_sys = p_access->p_sys;
1173 if( p_sys->p_tls != NULL)
1175 tls_ClientDelete( p_sys->p_tls );
1176 p_sys->p_tls = NULL;
1179 if( p_sys->fd != -1)
1181 net_Close(p_sys->fd);