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_access.h>
34 #include <vlc_interface.h>
36 #include <vlc_network.h>
39 #include <vlc_strings.h>
40 #include <vlc_input.h>
42 /*****************************************************************************
44 *****************************************************************************/
45 static int Open ( vlc_object_t * );
46 static void Close( vlc_object_t * );
48 #define PROXY_TEXT N_("HTTP proxy")
49 #define PROXY_LONGTEXT N_( \
50 "HTTP proxy to be used It must be of the form " \
51 "http://[user[:pass]@]myproxy.mydomain:myport/ ; " \
52 "if empty, the http_proxy environment variable will be tried." )
54 #define CACHING_TEXT N_("Caching value in ms")
55 #define CACHING_LONGTEXT N_( \
56 "Caching value for HTTP streams. This " \
57 "value should be set in milliseconds." )
59 #define AGENT_TEXT N_("HTTP user agent")
60 #define AGENT_LONGTEXT N_("User agent that will be " \
61 "used for the connection.")
63 #define RECONNECT_TEXT N_("Auto re-connect")
64 #define RECONNECT_LONGTEXT N_( \
65 "Automatically try to reconnect to the stream in case of a sudden " \
68 #define CONTINUOUS_TEXT N_("Continuous stream")
69 #define CONTINUOUS_LONGTEXT N_("Read a file that is " \
70 "being constantly updated (for example, a JPG file on a server). " \
71 "You should not globally enable this option as it will break all other " \
72 "types of HTTP streams." )
75 set_description( _("HTTP input") );
76 set_capability( "access2", 0 );
77 set_shortname( _( "HTTP(S)" ) );
78 set_category( CAT_INPUT );
79 set_subcategory( SUBCAT_INPUT_ACCESS );
81 add_string( "http-proxy", NULL, NULL, PROXY_TEXT, PROXY_LONGTEXT,
83 add_integer( "http-caching", 4 * DEFAULT_PTS_DELAY / 1000, NULL,
84 CACHING_TEXT, CACHING_LONGTEXT, VLC_TRUE );
85 add_string( "http-user-agent", COPYRIGHT_MESSAGE , NULL, AGENT_TEXT,
86 AGENT_LONGTEXT, VLC_TRUE );
87 add_bool( "http-reconnect", 0, NULL, RECONNECT_TEXT,
88 RECONNECT_LONGTEXT, VLC_TRUE );
89 add_bool( "http-continuous", 0, NULL, CONTINUOUS_TEXT,
90 CONTINUOUS_LONGTEXT, VLC_TRUE );
91 add_obsolete_string("http-user");
92 add_obsolete_string("http-pwd");
93 add_shortcut( "http" );
94 add_shortcut( "https" );
95 add_shortcut( "unsv" );
96 add_shortcut( "itpc" ); /* iTunes Podcast */
97 set_callbacks( Open, Close );
100 /*****************************************************************************
102 *****************************************************************************/
106 tls_session_t *p_tls;
111 char *psz_user_agent;
119 const char *psz_protocol;
126 vlc_bool_t b_icecast;
129 vlc_bool_t b_chunked;
139 vlc_bool_t b_seekable;
140 vlc_bool_t b_reconnect;
141 vlc_bool_t b_continuous;
142 vlc_bool_t b_pace_control;
144 vlc_array_t * cookies;
148 static int OpenWithRedirectionStatus( vlc_object_t *p_this, vlc_bool_t b_is_from_redirection );
151 static ssize_t Read( access_t *, uint8_t *, size_t );
152 static int Seek( access_t *, int64_t );
153 static int Control( access_t *, int, va_list );
156 static int Connect( access_t *, int64_t );
157 static int Request( access_t *p_access, int64_t i_tell );
158 static void Disconnect( access_t * );
160 /* Small Cookie utilities. Cookies support is partial. */
161 static char * cookie_get_content( const char * cookie );
162 static char * cookie_get_domain( const char * cookie );
163 static char * cookie_get_name( const char * cookie );
164 static void cookie_append( vlc_array_t * cookies, char * cookie );
166 /*****************************************************************************
168 *****************************************************************************/
169 static int Open( vlc_object_t *p_this )
171 return OpenWithRedirectionStatus( p_this, VLC_FALSE );
174 static int OpenWithRedirectionStatus( vlc_object_t *p_this, vlc_bool_t b_is_from_redirection )
176 access_t *p_access = (access_t*)p_this;
180 vlc_array_t * saved_cookies = b_is_from_redirection ? p_access->p_sys->cookies : vlc_array_new();
182 /* Set up p_access */
183 STANDARD_READ_ACCESS_INIT;
185 p_sys->b_proxy = VLC_FALSE;
186 p_sys->i_version = 1;
187 p_sys->b_seekable = VLC_TRUE;
188 p_sys->psz_mime = NULL;
189 p_sys->psz_pragma = NULL;
190 p_sys->b_mms = VLC_FALSE;
191 p_sys->b_icecast = VLC_FALSE;
192 p_sys->psz_location = NULL;
193 p_sys->psz_user_agent = NULL;
194 p_sys->b_pace_control = VLC_TRUE;
195 p_sys->b_ssl = VLC_FALSE;
198 p_sys->i_icy_meta = 0;
199 p_sys->psz_icy_name = NULL;
200 p_sys->psz_icy_genre = NULL;
201 p_sys->psz_icy_title = NULL;
202 p_sys->i_remaining = 0;
203 p_sys->cookies = saved_cookies;
205 /* Parse URI - remove spaces */
206 p = psz = strdup( p_access->psz_path );
207 while( (p = strchr( p, ' ' )) != NULL )
209 vlc_UrlParse( &p_sys->url, psz, 0 );
212 if( p_sys->url.psz_host == NULL || *p_sys->url.psz_host == '\0' )
214 msg_Warn( p_access, "invalid host" );
217 if( !strncmp( p_access->psz_access, "https", 5 ) )
220 p_sys->b_ssl = VLC_TRUE;
221 if( p_sys->url.i_port <= 0 )
222 p_sys->url.i_port = 443;
226 if( p_sys->url.i_port <= 0 )
227 p_sys->url.i_port = 80;
231 p_sys->psz_user_agent = var_CreateGetString( p_access, "http-user-agent" );
234 psz = var_CreateGetString( p_access, "http-proxy" );
237 p_sys->b_proxy = VLC_TRUE;
238 vlc_UrlParse( &p_sys->proxy, psz, 0 );
243 char *psz_proxy = getenv( "http_proxy" );
244 if( psz_proxy && *psz_proxy )
246 p_sys->b_proxy = VLC_TRUE;
247 vlc_UrlParse( &p_sys->proxy, psz_proxy, 0 );
255 if( p_sys->proxy.psz_host == NULL || *p_sys->proxy.psz_host == '\0' )
257 msg_Warn( p_access, "invalid proxy host" );
260 if( p_sys->proxy.i_port <= 0 )
262 p_sys->proxy.i_port = 80;
266 msg_Dbg( p_access, "http: server='%s' port=%d file='%s",
267 p_sys->url.psz_host, p_sys->url.i_port, p_sys->url.psz_path );
270 msg_Dbg( p_access, " proxy %s:%d", p_sys->proxy.psz_host,
271 p_sys->proxy.i_port );
273 if( p_sys->url.psz_username && *p_sys->url.psz_username )
275 msg_Dbg( p_access, " user='%s', pwd='%s'",
276 p_sys->url.psz_username, p_sys->url.psz_password );
279 p_sys->b_reconnect = var_CreateGetBool( p_access, "http-reconnect" );
280 p_sys->b_continuous = var_CreateGetBool( p_access, "http-continuous" );
284 switch( Connect( p_access, 0 ) )
290 /* Retry with http 1.0 */
291 msg_Dbg( p_access, "switching to HTTP version 1.0" );
292 p_sys->i_version = 0;
293 p_sys->b_seekable = VLC_FALSE;
295 if( p_access->b_die || Connect( p_access, 0 ) )
303 msg_Err( p_access, "You should not be here" );
308 if( p_sys->i_code == 401 )
310 char *psz_login = NULL; char *psz_password = NULL;
312 msg_Dbg( p_access, "authentication failed" );
313 i_ret = intf_UserLoginPassword( p_access, _("HTTP authentication"),
314 _("Please enter a valid login name and a password."),
315 &psz_login, &psz_password );
316 if( i_ret == DIALOG_OK_YES )
318 msg_Dbg( p_access, "retrying with user=%s, pwd=%s",
319 psz_login, psz_password );
320 if( psz_login ) p_sys->url.psz_username = strdup( psz_login );
321 if( psz_password ) p_sys->url.psz_password = strdup( psz_password );
322 if( psz_login ) free( psz_login );
323 if( psz_password ) free( psz_password );
328 if( psz_login ) free( psz_login );
329 if( psz_password ) free( psz_password );
334 if( ( p_sys->i_code == 301 || p_sys->i_code == 302 ||
335 p_sys->i_code == 303 || p_sys->i_code == 307 ) &&
336 p_sys->psz_location && *p_sys->psz_location )
338 msg_Dbg( p_access, "redirection to %s", p_sys->psz_location );
339 printf("redirection to %s", p_sys->psz_location );
342 /* Do not accept redirection outside of HTTP works */
343 if( strncmp( p_sys->psz_location, "http", 4 )
344 || ( ( p_sys->psz_location[4] != ':' ) /* HTTP */
345 && strncmp( p_sys->psz_location + 4, "s:", 2 ) /* HTTP/SSL */ ) )
347 msg_Err( p_access, "insecure redirection ignored" );
350 free( p_access->psz_path );
351 p_access->psz_path = strdup( p_sys->psz_location );
352 /* Clean up current Open() run */
353 vlc_UrlClean( &p_sys->url );
354 vlc_UrlClean( &p_sys->proxy );
355 free( p_sys->psz_mime );
356 free( p_sys->psz_pragma );
357 free( p_sys->psz_location );
358 free( p_sys->psz_user_agent );
360 Disconnect( p_access );
363 /* Do new Open() run with new data */
364 return OpenWithRedirectionStatus( p_this, VLC_TRUE );
369 msg_Dbg( p_access, "this is actually a live mms server, BAIL" );
373 if( !strcmp( p_sys->psz_protocol, "ICY" ) || p_sys->b_icecast )
375 if( p_sys->psz_mime && strcasecmp( p_sys->psz_mime, "application/ogg" ) )
377 if( !strcasecmp( p_sys->psz_mime, "video/nsv" ) ||
378 !strcasecmp( p_sys->psz_mime, "video/nsa" ) )
379 p_access->psz_demux = strdup( "nsv" );
380 else if( !strcasecmp( p_sys->psz_mime, "audio/aac" ) ||
381 !strcasecmp( p_sys->psz_mime, "audio/aacp" ) )
382 p_access->psz_demux = strdup( "m4a" );
383 else if( !strcasecmp( p_sys->psz_mime, "audio/mpeg" ) )
384 p_access->psz_demux = strdup( "mp3" );
386 msg_Info( p_access, "Raw-audio server found, %s demuxer selected",
387 p_access->psz_demux );
389 #if 0 /* Doesn't work really well because of the pre-buffering in
390 * shoutcast servers (the buffer content will be sent as fast as
392 p_sys->b_pace_control = VLC_FALSE;
395 else if( !p_sys->psz_mime )
398 p_access->psz_demux = strdup( "mp3" );
400 /* else probably Ogg Vorbis */
402 else if( !strcasecmp( p_access->psz_access, "unsv" ) &&
404 !strcasecmp( p_sys->psz_mime, "misc/ultravox" ) )
406 /* Grrrr! detect ultravox server and force NSV demuxer */
407 p_access->psz_demux = strdup( "nsv" );
409 else if( !strcmp( p_access->psz_access, "itpc" ) )
411 p_access->psz_demux = strdup( "podcast" );
413 else if( p_sys->psz_mime &&
414 !strncasecmp( p_sys->psz_mime, "application/xspf+xml", 20 ) &&
415 ( memchr( " ;\t", p_sys->psz_mime[20], 4 ) != NULL ) )
416 p_access->psz_demux = strdup( "xspf-open" );
418 if( p_sys->b_reconnect ) msg_Dbg( p_access, "auto re-connect enabled" );
421 var_Create( p_access, "http-caching", VLC_VAR_INTEGER |VLC_VAR_DOINHERIT );
426 vlc_UrlClean( &p_sys->url );
427 vlc_UrlClean( &p_sys->proxy );
428 free( p_sys->psz_mime );
429 free( p_sys->psz_pragma );
430 free( p_sys->psz_location );
431 free( p_sys->psz_user_agent );
433 Disconnect( p_access );
438 /*****************************************************************************
440 *****************************************************************************/
441 static void Close( vlc_object_t *p_this )
443 access_t *p_access = (access_t*)p_this;
444 access_sys_t *p_sys = p_access->p_sys;
446 vlc_UrlClean( &p_sys->url );
447 vlc_UrlClean( &p_sys->proxy );
449 free( p_sys->psz_mime );
450 free( p_sys->psz_pragma );
451 free( p_sys->psz_location );
453 free( p_sys->psz_icy_name );
454 free( p_sys->psz_icy_genre );
455 free( p_sys->psz_icy_title );
457 free( p_sys->psz_user_agent );
459 Disconnect( p_access );
462 for( i = 0; i < vlc_array_count( p_sys->cookies ); i++ )
463 free(vlc_array_item_at_index( p_sys->cookies, i ));
464 vlc_array_destroy( p_sys->cookies );
469 /*****************************************************************************
470 * Read: Read up to i_len bytes from the http connection and place in
471 * p_buffer. Return the actual number of bytes read
472 *****************************************************************************/
473 static int ReadICYMeta( access_t *p_access );
474 static ssize_t Read( access_t *p_access, uint8_t *p_buffer, size_t i_len )
476 access_sys_t *p_sys = p_access->p_sys;
481 p_access->info.b_eof = VLC_TRUE;
485 if( p_access->info.i_size > 0 &&
486 i_len + p_access->info.i_pos > p_access->info.i_size )
488 if( ( i_len = p_access->info.i_size - p_access->info.i_pos ) == 0 )
490 p_access->info.b_eof = VLC_TRUE;
495 if( p_sys->b_chunked )
497 if( p_sys->i_chunk < 0 )
499 p_access->info.b_eof = VLC_TRUE;
503 if( p_sys->i_chunk <= 0 )
505 char *psz = net_Gets( VLC_OBJECT(p_access), p_sys->fd, p_sys->p_vs );
506 /* read the chunk header */
509 /* fatal error - end of file */
510 msg_Dbg( p_access, "failed reading chunk-header line" );
513 p_sys->i_chunk = strtoll( psz, NULL, 16 );
516 if( p_sys->i_chunk <= 0 ) /* eof */
519 p_access->info.b_eof = VLC_TRUE;
524 if( i_len > p_sys->i_chunk )
526 i_len = p_sys->i_chunk;
530 if( p_sys->b_continuous && i_len > p_sys->i_remaining )
532 /* Only ask for the remaining length */
533 int i_new_len = p_sys->i_remaining;
536 Request( p_access, 0 );
537 i_read = Read( p_access, p_buffer, i_len );
543 if( p_sys->i_icy_meta > 0 && p_access->info.i_pos > 0 )
545 int64_t i_next = p_sys->i_icy_meta -
546 p_access->info.i_pos % p_sys->i_icy_meta;
548 if( i_next == p_sys->i_icy_meta )
550 if( ReadICYMeta( p_access ) )
552 p_access->info.b_eof = VLC_TRUE;
560 i_read = net_Read( p_access, p_sys->fd, p_sys->p_vs, p_buffer, i_len, VLC_FALSE );
564 p_access->info.i_pos += i_read;
566 if( p_sys->b_chunked )
568 p_sys->i_chunk -= i_read;
569 if( p_sys->i_chunk <= 0 )
571 /* read the empty line */
572 char *psz = net_Gets( VLC_OBJECT(p_access), p_sys->fd, p_sys->p_vs );
573 if( psz ) free( psz );
577 else if( i_read == 0 )
580 * I very much doubt that this will work.
581 * If i_read == 0, the connection *IS* dead, so the only
582 * sensible thing to do is Disconnect() and then retry.
583 * Otherwise, I got recv() completely wrong. -- Courmisch
585 if( p_sys->b_continuous )
587 Request( p_access, 0 );
588 p_sys->b_continuous = VLC_FALSE;
589 i_read = Read( p_access, p_buffer, i_len );
590 p_sys->b_continuous = VLC_TRUE;
592 Disconnect( p_access );
593 if( p_sys->b_reconnect )
595 msg_Dbg( p_access, "got disconnected, trying to reconnect" );
596 if( Connect( p_access, p_access->info.i_pos ) )
598 msg_Dbg( p_access, "reconnection failed" );
602 p_sys->b_reconnect = VLC_FALSE;
603 i_read = Read( p_access, p_buffer, i_len );
604 p_sys->b_reconnect = VLC_TRUE;
608 if( i_read == 0 ) p_access->info.b_eof = VLC_TRUE;
611 if( p_sys->b_continuous )
613 p_sys->i_remaining -= i_read;
619 static int ReadICYMeta( access_t *p_access )
621 access_sys_t *p_sys = p_access->p_sys;
627 /* Read meta data length */
628 i_read = net_Read( p_access, p_sys->fd, p_sys->p_vs, &buffer, 1,
635 i_read = buffer << 4;
636 /* msg_Dbg( p_access, "ICY meta size=%u", i_read); */
638 psz_meta = malloc( i_read + 1 );
639 if( net_Read( p_access, p_sys->fd, p_sys->p_vs,
640 (uint8_t *)psz_meta, i_read, VLC_TRUE ) != i_read )
643 psz_meta[i_read] = '\0'; /* Just in case */
645 /* msg_Dbg( p_access, "icy-meta=%s", psz_meta ); */
647 /* Now parse the meta */
648 /* Look for StreamTitle= */
649 p = strcasestr( (char *)psz_meta, "StreamTitle=" );
652 p += strlen( "StreamTitle=" );
653 if( *p == '\'' || *p == '"' )
655 char closing[] = { p[0], ';', '\0' };
656 char *psz = strstr( &p[1], closing );
658 psz = strchr( &p[1], ';' );
660 if( psz ) *psz = '\0';
664 char *psz = strchr( &p[1], ';' );
665 if( psz ) *psz = '\0';
668 if( !p_sys->psz_icy_title ||
669 strcmp( p_sys->psz_icy_title, &p[1] ) )
671 if( p_sys->psz_icy_title )
672 free( p_sys->psz_icy_title );
673 p_sys->psz_icy_title = strdup( &p[1] );
674 p_access->info.i_update |= INPUT_UPDATE_META;
676 msg_Dbg( p_access, "New Title=%s", p_sys->psz_icy_title );
684 /*****************************************************************************
685 * Seek: close and re-open a connection at the right place
686 *****************************************************************************/
687 static int Seek( access_t *p_access, int64_t i_pos )
689 msg_Dbg( p_access, "trying to seek to "I64Fd, i_pos );
691 Disconnect( p_access );
693 if( Connect( p_access, i_pos ) )
695 msg_Err( p_access, "seek failed" );
696 p_access->info.b_eof = VLC_TRUE;
702 /*****************************************************************************
704 *****************************************************************************/
705 static int Control( access_t *p_access, int i_query, va_list args )
707 access_sys_t *p_sys = p_access->p_sys;
716 case ACCESS_CAN_SEEK:
717 pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t* );
718 *pb_bool = p_sys->b_seekable;
720 case ACCESS_CAN_FASTSEEK:
721 pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t* );
722 *pb_bool = VLC_FALSE;
724 case ACCESS_CAN_PAUSE:
725 case ACCESS_CAN_CONTROL_PACE:
726 pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t* );
728 #if 0 /* Disable for now until we have a clock synchro algo
729 * which works with something else than MPEG over UDP */
730 *pb_bool = p_sys->b_pace_control;
737 pi_int = (int*)va_arg( args, int * );
741 case ACCESS_GET_PTS_DELAY:
742 pi_64 = (int64_t*)va_arg( args, int64_t * );
743 *pi_64 = (int64_t)var_GetInteger( p_access, "http-caching" ) * 1000;
747 case ACCESS_SET_PAUSE_STATE:
750 case ACCESS_GET_META:
751 p_meta = (vlc_meta_t*)va_arg( args, vlc_meta_t* );
753 if( p_sys->psz_icy_name )
754 vlc_meta_Set( p_meta, vlc_meta_Title, p_sys->psz_icy_name );
755 if( p_sys->psz_icy_genre )
756 vlc_meta_Set( p_meta, vlc_meta_Genre, p_sys->psz_icy_genre );
757 if( p_sys->psz_icy_title )
758 vlc_meta_Set( p_meta, vlc_meta_NowPlaying, p_sys->psz_icy_title );
761 case ACCESS_GET_CONTENT_TYPE:
762 *va_arg( args, char ** ) =
763 p_sys->psz_mime ? strdup( p_sys->psz_mime ) : NULL;
766 case ACCESS_GET_TITLE_INFO:
767 case ACCESS_SET_TITLE:
768 case ACCESS_SET_SEEKPOINT:
769 case ACCESS_SET_PRIVATE_ID_STATE:
773 msg_Warn( p_access, "unimplemented query in control" );
780 /*****************************************************************************
782 *****************************************************************************/
783 static int Connect( access_t *p_access, int64_t i_tell )
785 access_sys_t *p_sys = p_access->p_sys;
786 vlc_url_t srv = p_sys->b_proxy ? p_sys->proxy : p_sys->url;
789 free( p_sys->psz_location );
790 free( p_sys->psz_mime );
791 free( p_sys->psz_pragma );
793 free( p_sys->psz_icy_genre );
794 free( p_sys->psz_icy_name );
795 free( p_sys->psz_icy_title );
798 p_sys->psz_location = NULL;
799 p_sys->psz_mime = NULL;
800 p_sys->psz_pragma = NULL;
801 p_sys->b_mms = VLC_FALSE;
802 p_sys->b_chunked = VLC_FALSE;
804 p_sys->i_icy_meta = 0;
805 p_sys->psz_icy_name = NULL;
806 p_sys->psz_icy_genre = NULL;
807 p_sys->psz_icy_title = NULL;
809 p_access->info.i_size = 0;
810 p_access->info.i_pos = i_tell;
811 p_access->info.b_eof = VLC_FALSE;
814 /* Open connection */
815 p_sys->fd = net_ConnectTCP( p_access, srv.psz_host, srv.i_port );
816 if( p_sys->fd == -1 )
818 msg_Err( p_access, "cannot connect to %s:%d", srv.psz_host, srv.i_port );
822 /* Initialize TLS/SSL session */
823 if( p_sys->b_ssl == VLC_TRUE )
825 /* CONNECT to establish TLS tunnel through HTTP proxy */
829 unsigned i_status = 0;
831 if( p_sys->i_version == 0 )
833 /* CONNECT is not in HTTP/1.0 */
834 Disconnect( p_access );
838 net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL,
839 "CONNECT %s:%d HTTP/1.%d\r\nHost: %s:%d\r\n\r\n",
840 p_sys->url.psz_host, p_sys->url.i_port,
842 p_sys->url.psz_host, p_sys->url.i_port);
844 psz = net_Gets( VLC_OBJECT(p_access), p_sys->fd, NULL );
847 msg_Err( p_access, "cannot establish HTTP/TLS tunnel" );
848 Disconnect( p_access );
852 sscanf( psz, "HTTP/%*u.%*u %3u", &i_status );
855 if( ( i_status / 100 ) != 2 )
857 msg_Err( p_access, "HTTP/TLS tunnel through proxy denied" );
858 Disconnect( p_access );
864 psz = net_Gets( VLC_OBJECT(p_access), p_sys->fd, NULL );
867 msg_Err( p_access, "HTTP proxy connection failed" );
868 Disconnect( p_access );
880 /* TLS/SSL handshake */
881 p_sys->p_tls = tls_ClientCreate( VLC_OBJECT(p_access), p_sys->fd,
883 if( p_sys->p_tls == NULL )
885 msg_Err( p_access, "cannot establish HTTP/TLS session" );
886 Disconnect( p_access );
889 p_sys->p_vs = &p_sys->p_tls->sock;
892 return Request( p_access, i_tell ) ? -2 : 0;
896 static int Request( access_t *p_access, int64_t i_tell )
898 access_sys_t *p_sys = p_access->p_sys;
900 v_socket_t *pvs = p_sys->p_vs;
904 if( p_sys->url.psz_path )
906 net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL,
907 "GET http://%s:%d%s HTTP/1.%d\r\n",
908 p_sys->url.psz_host, p_sys->url.i_port,
909 p_sys->url.psz_path, p_sys->i_version );
913 net_Printf( VLC_OBJECT(p_access), p_sys->fd, NULL,
914 "GET http://%s:%d/ HTTP/1.%d\r\n",
915 p_sys->url.psz_host, p_sys->url.i_port,
921 const char *psz_path = p_sys->url.psz_path;
922 if( !psz_path || !*psz_path )
926 if( p_sys->url.i_port != 80)
928 net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs,
929 "GET %s HTTP/1.%d\r\nHost: %s:%d\r\n",
930 psz_path, p_sys->i_version, p_sys->url.psz_host,
935 net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs,
936 "GET %s HTTP/1.%d\r\nHost: %s\r\n",
937 psz_path, p_sys->i_version, p_sys->url.psz_host );
941 net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs, "User-Agent: %s\r\n",
942 p_sys->psz_user_agent );
944 if( p_sys->i_version == 1 )
946 net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs,
947 "Range: bytes="I64Fd"-\r\n", i_tell );
952 for( i = 0; i < vlc_array_count( p_sys->cookies ); i++ )
954 const char * cookie = vlc_array_item_at_index( p_sys->cookies, i );
955 char * psz_cookie_content = cookie_get_content( cookie );
956 char * psz_cookie_domain = cookie_get_domain( cookie );
957 if( psz_cookie_content &&
958 /* Check to see if we are in the right domain */
959 ( !psz_cookie_domain || strstr( p_sys->url.psz_host, psz_cookie_domain ))
962 msg_Dbg( p_access, "Sending Cookie %s", psz_cookie_content );
963 if( net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs, "Cookie: %s\r\n", psz_cookie_content ) < 0 )
964 msg_Err( p_access, "failed to send Cookie" );
966 free( psz_cookie_content );
967 free( psz_cookie_domain );
971 if( p_sys->url.psz_username || p_sys->url.psz_password )
973 char buf[strlen( p_sys->url.psz_username ?: "" )
974 + strlen( p_sys->url.psz_password ?: "" ) + 2];
977 snprintf( buf, sizeof( buf ), "%s:%s", p_sys->url.psz_username ?: "",
978 p_sys->url.psz_password ?: "" );
979 b64 = vlc_b64_encode( buf );
983 net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs,
984 "Authorization: Basic %s\r\n", b64 );
989 /* Proxy Authentication */
990 if( p_sys->proxy.psz_username || p_sys->proxy.psz_password )
992 char buf[strlen( p_sys->proxy.psz_username ?: "" )
993 + strlen( p_sys->proxy.psz_password ?: "" )];
996 snprintf( buf, sizeof( buf ), "%s:%s", p_sys->proxy.psz_username ?: "",
997 p_sys->proxy.psz_password ?: "" );
998 b64 = vlc_b64_encode( buf );
1002 net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs,
1003 "Proxy-Authorization: Basic %s\r\n", b64 );
1008 /* ICY meta data request */
1009 net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs, "Icy-MetaData: 1\r\n" );
1012 if( p_sys->b_continuous )
1014 net_Printf( VLC_OBJECT( p_access ), p_sys->fd, pvs,
1015 "Connection: Keep-Alive\r\n" );
1017 else if( p_sys->i_version == 1 )
1019 net_Printf( VLC_OBJECT( p_access ), p_sys->fd, pvs,
1020 "Connection: Close\r\n");
1023 if( net_Printf( VLC_OBJECT(p_access), p_sys->fd, pvs, "\r\n" ) < 0 )
1025 msg_Err( p_access, "failed to send request" );
1026 Disconnect( p_access );
1027 return VLC_EGENERIC;
1031 if( ( psz = net_Gets( VLC_OBJECT(p_access), p_sys->fd, pvs ) ) == NULL )
1033 msg_Err( p_access, "failed to read answer" );
1036 if( !strncmp( psz, "HTTP/1.", 7 ) )
1038 p_sys->psz_protocol = "HTTP";
1039 p_sys->i_code = atoi( &psz[9] );
1041 else if( !strncmp( psz, "ICY", 3 ) )
1043 p_sys->psz_protocol = "ICY";
1044 p_sys->i_code = atoi( &psz[4] );
1045 p_sys->b_reconnect = VLC_TRUE;
1049 msg_Err( p_access, "invalid HTTP reply '%s'", psz );
1053 msg_Dbg( p_access, "protocol '%s' answer code %d",
1054 p_sys->psz_protocol, p_sys->i_code );
1055 if( !strcmp( p_sys->psz_protocol, "ICY" ) )
1057 p_sys->b_seekable = VLC_FALSE;
1059 if( p_sys->i_code != 206 && p_sys->i_code != 401 )
1061 p_sys->b_seekable = VLC_FALSE;
1063 /* Authentication error - We'll have to display the dialog */
1064 if( p_sys->i_code == 401 )
1068 /* Other fatal error */
1069 else if( p_sys->i_code >= 400 )
1071 msg_Err( p_access, "error: %s", psz );
1079 char *psz = net_Gets( VLC_OBJECT(p_access), p_sys->fd, pvs );
1084 msg_Err( p_access, "failed to read answer" );
1088 /* msg_Dbg( p_input, "Line=%s", psz ); */
1096 if( ( p = strchr( psz, ':' ) ) == NULL )
1098 msg_Err( p_access, "malformed header line: %s", psz );
1103 while( *p == ' ' ) p++;
1105 if( !strcasecmp( psz, "Content-Length" ) )
1107 if( p_sys->b_continuous )
1109 p_access->info.i_size = -1;
1110 msg_Dbg( p_access, "this frame size=%lld", atoll(p ) );
1111 p_sys->i_remaining = atoll( p );
1115 p_access->info.i_size = i_tell + atoll( p );
1116 msg_Dbg( p_access, "stream size="I64Fd, p_access->info.i_size );
1119 else if( !strcasecmp( psz, "Location" ) )
1123 /* This does not follow RFC 2068, but yet if the url is not absolute,
1124 * handle it as everyone does. */
1127 const char *psz_http_ext = p_sys->b_ssl ? "s" : "" ;
1129 if( p_sys->url.i_port == ( p_sys->b_ssl ? 443 : 80 ) )
1131 asprintf(&psz_new_loc, "http%s://%s%s", psz_http_ext,
1132 p_sys->url.psz_host, p);
1136 asprintf(&psz_new_loc, "http%s://%s:%d%s", psz_http_ext,
1137 p_sys->url.psz_host, p_sys->url.i_port, p);
1142 psz_new_loc = strdup( p );
1145 if( p_sys->psz_location ) free( p_sys->psz_location );
1146 p_sys->psz_location = psz_new_loc;
1148 else if( !strcasecmp( psz, "Content-Type" ) )
1150 if( p_sys->psz_mime ) free( p_sys->psz_mime );
1151 p_sys->psz_mime = strdup( p );
1152 msg_Dbg( p_access, "Content-Type: %s", p_sys->psz_mime );
1154 else if( !strcasecmp( psz, "Pragma" ) )
1156 if( !strcasecmp( psz, "Pragma: features" ) )
1157 p_sys->b_mms = VLC_TRUE;
1158 if( p_sys->psz_pragma ) free( p_sys->psz_pragma );
1159 p_sys->psz_pragma = strdup( p );
1160 msg_Dbg( p_access, "Pragma: %s", p_sys->psz_pragma );
1162 else if( !strcasecmp( psz, "Server" ) )
1164 msg_Dbg( p_access, "Server: %s", p );
1165 if( !strncasecmp( p, "Icecast", 7 ) ||
1166 !strncasecmp( p, "Nanocaster", 10 ) )
1168 /* Remember if this is Icecast
1169 * we need to force demux in this case without breaking
1172 /* Let live 365 streams (nanocaster) piggyback on the icecast
1173 * routine. They look very similar */
1175 p_sys->b_reconnect = VLC_TRUE;
1176 p_sys->b_pace_control = VLC_FALSE;
1177 p_sys->b_icecast = VLC_TRUE;
1180 else if( !strcasecmp( psz, "Transfer-Encoding" ) )
1182 msg_Dbg( p_access, "Transfer-Encoding: %s", p );
1183 if( !strncasecmp( p, "chunked", 7 ) )
1185 p_sys->b_chunked = VLC_TRUE;
1188 else if( !strcasecmp( psz, "Icy-MetaInt" ) )
1190 msg_Dbg( p_access, "Icy-MetaInt: %s", p );
1191 p_sys->i_icy_meta = atoi( p );
1192 if( p_sys->i_icy_meta < 0 )
1193 p_sys->i_icy_meta = 0;
1195 msg_Warn( p_access, "ICY metaint=%d", p_sys->i_icy_meta );
1197 else if( !strcasecmp( psz, "Icy-Name" ) )
1199 if( p_sys->psz_icy_name ) free( p_sys->psz_icy_name );
1200 p_sys->psz_icy_name = strdup( p );
1201 msg_Dbg( p_access, "Icy-Name: %s", p_sys->psz_icy_name );
1203 p_sys->b_icecast = VLC_TRUE; /* be on the safeside. set it here as well. */
1204 p_sys->b_reconnect = VLC_TRUE;
1205 p_sys->b_pace_control = VLC_FALSE;
1207 else if( !strcasecmp( psz, "Icy-Genre" ) )
1209 if( p_sys->psz_icy_genre ) free( p_sys->psz_icy_genre );
1210 p_sys->psz_icy_genre = strdup( p );
1211 msg_Dbg( p_access, "Icy-Genre: %s", p_sys->psz_icy_genre );
1213 else if( !strncasecmp( psz, "Icy-Notice", 10 ) )
1215 msg_Dbg( p_access, "Icy-Notice: %s", p );
1217 else if( !strncasecmp( psz, "icy-", 4 ) ||
1218 !strncasecmp( psz, "ice-", 4 ) ||
1219 !strncasecmp( psz, "x-audiocast", 11 ) )
1221 msg_Dbg( p_access, "Meta-Info: %s: %s", psz, p );
1222 } else if( !strcasecmp( psz, "Set-Cookie" ) )
1224 msg_Dbg( p_access, "Accepting Cookie: %s", p );
1225 cookie_append( p_sys->cookies, strdup(p) );
1233 Disconnect( p_access );
1234 return VLC_EGENERIC;
1237 /*****************************************************************************
1239 *****************************************************************************/
1240 static void Disconnect( access_t *p_access )
1242 access_sys_t *p_sys = p_access->p_sys;
1244 if( p_sys->p_tls != NULL)
1246 tls_ClientDelete( p_sys->p_tls );
1247 p_sys->p_tls = NULL;
1250 if( p_sys->fd != -1)
1252 net_Close(p_sys->fd);
1258 /*****************************************************************************
1259 * Cookies (FIXME: we may want to rewrite that using a nice structure to hold
1260 * them) (FIXME: only support the "domain=" param)
1261 *****************************************************************************/
1263 /* Get the NAME=VALUE part of the Cookie */
1264 static char * cookie_get_content( const char * cookie )
1266 char * ret = strdup( cookie );
1267 if( !ret ) return NULL;
1269 /* Look for a ';' */
1270 while( *str && *str != ';' ) str++;
1271 /* Replace it by a end-char */
1272 if( *str == ';' ) *str = 0;
1276 /* Get the domain where the cookie is stored */
1277 static char * cookie_get_domain( const char * cookie )
1279 const char * str = cookie;
1280 static const char domain[] = "domain=";
1283 /* Look for a ';' */
1286 if( !strncmp( str, domain, sizeof(domain) - 1 /* minus \0 */ ) )
1288 str += sizeof(domain) - 1 /* minus \0 */;
1289 char * ret = strdup( str );
1290 /* Now remove the next ';' if present */
1291 char * ret_iter = ret;
1292 while( *ret_iter && *ret_iter != ';' ) ret_iter++;
1293 if( *ret_iter == ';' )
1297 /* Go to next ';' field */
1298 while( *str && *str != ';' ) str++;
1299 if( *str == ';' ) str++;
1301 while( *str && *str == ' ' ) str++;
1306 /* Get NAME in the NAME=VALUE field */
1307 static char * cookie_get_name( const char * cookie )
1309 char * ret = cookie_get_content( cookie ); /* NAME=VALUE */
1310 if( !ret ) return NULL;
1312 while( *str && *str != '=' ) str++;
1317 /* Add a cookie in cookies, checking to see how it should be added */
1318 static void cookie_append( vlc_array_t * cookies, char * cookie )
1321 char * cookie_name = cookie_get_name( cookie );
1322 char * cookie_domain = cookie_get_domain( cookie );
1323 for( i = 0; i < vlc_array_count( cookies ); i++ )
1325 char * current_cookie = vlc_array_item_at_index( cookies, i );
1326 char * current_cookie_name = cookie_get_name( current_cookie );
1327 char * current_cookie_domain = cookie_get_domain( current_cookie );
1328 if(!strcmp( cookie_name, current_cookie_name ) &&
1329 !strcmp( cookie_domain, current_cookie_domain ))
1331 /* Remove previous value for this cookie */
1332 free( current_cookie );
1333 vlc_array_remove( cookies, i );
1336 free( cookie_name );
1337 free( cookie_domain );
1338 free( current_cookie_name );
1339 free( current_cookie_domain );
1342 free( current_cookie_name );
1343 free( current_cookie_domain );
1345 free( cookie_name );
1346 free( cookie_domain );
1347 vlc_array_append( cookies, cookie );