1 /*****************************************************************************
3 *****************************************************************************
4 * Copyright (C) 2004-2005 the VideoLAN team
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * RĂ©mi Denis-Courmont <rem # videolan.org>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
23 *****************************************************************************/
30 #include "vlc_httpd.h"
45 #if defined( UNDER_CE )
47 #elif defined( WIN32 )
48 # include <winsock2.h>
49 # include <ws2tcpip.h>
51 # include <netdb.h> /* hostent ... */
52 # include <sys/socket.h>
53 /* FIXME: should not be needed */
54 # include <netinet/in.h>
55 # ifdef HAVE_ARPA_INET_H
56 # include <arpa/inet.h> /* inet_ntoa(), inet_aton() */
61 typedef struct httpd_t httpd_t;
63 typedef struct httpd_host_t httpd_host_t;
64 typedef struct httpd_url_t httpd_url_t;
65 typedef struct httpd_client_t httpd_client_t;
74 /* channel communication */
90 /* just to track the count of MSG */
103 httpd_client_t *cl; /* NULL if not throught a connection e vlc internal */
115 char *psz_args; /* FIXME find a clean way to handle GET(psz_args) and POST(body) through the same code */
117 /* for rtp over rtsp */
127 int64_t i_body_offset;
133 typedef struct httpd_callback_sys_t httpd_callback_sys_t;
134 /* answer could be null, int this case no answer is requested */
135 typedef int (*httpd_callback_t)( httpd_callback_sys_t *, httpd_client_t *, httpd_message_t *answer, httpd_message_t *query );
138 /* create a new host */
139 httpd_host_t *httpd_HostNew( vlc_object_t *, char *psz_host, int i_port );
141 void httpd_HostDelete( httpd_host_t * );
143 /* register a new url */
144 httpd_url_t *httpd_UrlNew( httpd_host_t *, char *psz_url );
145 /* register callback on a url */
146 int httpd_UrlCatch( httpd_url_t *, int i_msg,
147 httpd_callback_t, httpd_callback_sys_t * );
149 void httpd_UrlDelete( httpd_url_t * );
152 void httpd_ClientModeStream( httpd_client_t *cl );
153 void httpd_ClientModeBidir( httpd_client_t *cl );
154 static void httpd_ClientClean( httpd_client_t *cl );
157 typedef struct httpd_file_t httpd_file_t;
158 typedef struct httpd_file_sys_t httpd_file_sys_t;
159 typedef int (*httpd_file_callback_t)( httpd_file_sys_t*, httpd_file_t *, uint8_t *psz_request, uint8_t **pp_data, int *pi_data );
160 httpd_file_t *httpd_FileNew( httpd_host_t *,
161 char *psz_url, char *psz_mime,
162 char *psz_user, char *psz_password,
163 httpd_file_callback_t pf_fill,
164 httpd_file_sys_t *p_sys );
165 void httpd_FileDelete( httpd_file_t * );
167 typedef struct httpd_redirect_t httpd_redirect_t;
168 httpd_redirect_t *httpd_RedirectNew( httpd_host_t *, char *psz_url_dst, char *psz_url_src );
169 void httpd_RedirectDelete( httpd_redirect_t * );
172 typedef struct httpd_stream_t httpd_stream_t;
173 httpd_stream_t *httpd_StreamNew( httpd_host_t * );
174 int httpd_StreamHeader( httpd_stream_t *, uint8_t *p_data, int i_data );
175 int httpd_StreamSend( httpd_stream_t *, uint8_t *p_data, int i_data );
176 void httpd_StreamDelete( httpd_stream_t * );
179 /* Msg functions facilities */
180 void httpd_MsgInit( httpd_message_t * );
181 void httpd_MsgAdd( httpd_message_t *, char *psz_name, char *psz_value, ... );
182 /* return "" if not found. The string is not allocated */
183 char *httpd_MsgGet( httpd_message_t *, char *psz_name );
184 void httpd_MsgClean( httpd_message_t * );
192 /* vlc_mutex_t lock; */
198 static void httpd_ClientClean( httpd_client_t *cl );
200 /* each host run in his own thread */
210 /* address/port and socket for listening at connections */
217 /* all registered url (becarefull that 2 httpd_url_t could point at the same url)
218 * This will slow down the url research but make my live easier
219 * All url will have their cb trigger, but only the first one can answer
225 httpd_client_t **client;
246 httpd_callback_sys_t *p_sys;
247 } catch[HTTPD_MSG_MAX];
253 HTTPD_CLIENT_RECEIVING,
254 HTTPD_CLIENT_RECEIVE_DONE,
256 HTTPD_CLIENT_SENDING,
257 HTTPD_CLIENT_SEND_DONE,
259 HTTPD_CLIENT_WAITING,
263 HTTPD_CLIENT_TLS_HS_IN,
264 HTTPD_CLIENT_TLS_HS_OUT
269 HTTPD_CLIENT_FILE, /* default */
270 HTTPD_CLIENT_STREAM, /* regulary get data from cb */
271 HTTPD_CLIENT_BIDIR, /* check for reading and get data from cb */
274 struct httpd_client_t
280 struct sockaddr_storage sock;
286 int b_read_waiting; /* stop as soon as possible sending */
288 mtime_t i_activity_date;
289 mtime_t i_activity_timeout;
291 /* buffer for reading header */
297 httpd_message_t query; /* client -> httpd */
298 httpd_message_t answer; /* httpd -> client */
301 tls_session_t *p_tls;
305 /*****************************************************************************
307 *****************************************************************************/
308 /*char b64[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";*/
309 static void b64_decode( char *dest, char *src )
314 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 00-0F */
315 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 10-1F */
316 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,62,-1,-1,-1,63, /* 20-2F */
317 52,53,54,55,56,57,58,59,60,61,-1,-1,-1,-1,-1,-1, /* 30-3F */
318 -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14, /* 40-4F */
319 15,16,17,18,19,20,21,22,23,24,25,-1,-1,-1,-1,-1, /* 50-5F */
320 -1,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40, /* 60-6F */
321 41,42,43,44,45,46,47,48,49,50,51,-1,-1,-1,-1,-1, /* 70-7F */
322 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 80-8F */
323 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* 90-9F */
324 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* A0-AF */
325 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* B0-BF */
326 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* C0-CF */
327 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* D0-DF */
328 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, /* E0-EF */
329 -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 /* F0-FF */
332 for( i_level = 0; *src != '\0'; src++ )
336 c = b64[(unsigned int)*src];
348 *dest++ = ( last << 2 ) | ( ( c >> 4)&0x03 );
352 *dest++ = ( ( last << 4 )&0xf0 ) | ( ( c >> 2 )&0x0f );
356 *dest++ = ( ( last &0x03 ) << 6 ) | c;
371 { ".htm", "text/html" },
372 { ".html", "text/html" },
373 { ".txt", "text/plain" },
374 { ".xml", "text/xml" },
375 { ".dtd", "text/dtd" },
377 { ".css", "text/css" },
380 { ".gif", "image/gif" },
381 { ".jpe", "image/jpeg" },
382 { ".jpg", "image/jpeg" },
383 { ".jpeg", "image/jpeg" },
384 { ".png", "image/png" },
385 { ".mpjpeg","multipart/x-mixed-replace; boundary=This Random String" },
388 { ".avi", "video/avi" },
389 { ".asf", "video/x-ms-asf" },
390 { ".m1a", "audio/mpeg" },
391 { ".m2a", "audio/mpeg" },
392 { ".m1v", "video/mpeg" },
393 { ".m2v", "video/mpeg" },
394 { ".mp2", "audio/mpeg" },
395 { ".mp3", "audio/mpeg" },
396 { ".mpa", "audio/mpeg" },
397 { ".mpg", "video/mpeg" },
398 { ".mpeg", "video/mpeg" },
399 { ".mpe", "video/mpeg" },
400 { ".mov", "video/quicktime" },
401 { ".moov", "video/quicktime" },
402 { ".ogg", "application/ogg" },
403 { ".ogm", "application/ogg" },
404 { ".wav", "audio/wav" },
405 { ".wma", "audio/x-ms-wma" },
406 { ".wmv", "video/x-ms-wmv" },
412 static char *httpd_MimeFromUrl( char *psz_url )
417 psz_ext = strrchr( psz_url, '.' );
422 for( i = 0; http_mime[i].psz_ext != NULL ; i++ )
424 if( !strcasecmp( http_mime[i].psz_ext, psz_ext ) )
426 return http_mime[i].psz_mime;
430 return "application/octet-stream";
433 /*****************************************************************************
434 * High Level Funtions: httpd_file_t
435 *****************************************************************************/
443 httpd_file_callback_t pf_fill;
444 httpd_file_sys_t *p_sys;
449 static int httpd_FileCallBack( httpd_callback_sys_t *p_sys, httpd_client_t *cl, httpd_message_t *answer, httpd_message_t *query )
451 httpd_file_t *file = (httpd_file_t*)p_sys;
453 if( answer == NULL || query == NULL )
457 answer->i_proto = HTTPD_PROTO_HTTP;
458 answer->i_version= query->i_version;
459 answer->i_type = HTTPD_MSG_ANSWER;
461 answer->i_status = 200;
462 answer->psz_status = strdup( "OK" );
464 httpd_MsgAdd( answer, "Content-type", "%s", file->psz_mime );
465 httpd_MsgAdd( answer, "Cache-Control", "%s", "no-cache" );
467 if( query->i_type != HTTPD_MSG_HEAD )
469 uint8_t *psz_args = query->psz_args;
470 if( query->i_type == HTTPD_MSG_POST )
473 psz_args = query->p_body;
475 file->pf_fill( file->p_sys, file, psz_args, &answer->p_body,
478 /* We respect client request */
479 if( strcmp( httpd_MsgGet( &cl->query, "Connection" ), "" ) )
481 httpd_MsgAdd( answer, "Connection",
482 httpd_MsgGet( &cl->query, "Connection" ) );
485 httpd_MsgAdd( answer, "Content-Length", "%d", answer->i_body );
491 httpd_file_t *httpd_FileNew( httpd_host_t *host,
492 char *psz_url, char *psz_mime,
493 char *psz_user, char *psz_password,
494 char **ppsz_hosts, int i_hosts,
495 httpd_file_callback_t pf_fill,
496 httpd_file_sys_t *p_sys )
498 httpd_file_t *file = malloc( sizeof( httpd_file_t ) );
500 if( ( file->url = httpd_UrlNewUnique( host, psz_url, psz_user,
501 psz_password, ppsz_hosts, i_hosts )
508 file->psz_url = strdup( psz_url );
509 if( psz_mime && *psz_mime )
511 file->psz_mime = strdup( psz_mime );
515 file->psz_mime = strdup( httpd_MimeFromUrl( psz_url ) );
518 file->pf_fill = pf_fill;
521 httpd_UrlCatch( file->url, HTTPD_MSG_HEAD, httpd_FileCallBack,
522 (httpd_callback_sys_t*)file );
523 httpd_UrlCatch( file->url, HTTPD_MSG_GET, httpd_FileCallBack,
524 (httpd_callback_sys_t*)file );
525 httpd_UrlCatch( file->url, HTTPD_MSG_POST, httpd_FileCallBack,
526 (httpd_callback_sys_t*)file );
531 void httpd_FileDelete( httpd_file_t *file )
533 httpd_UrlDelete( file->url );
535 free( file->psz_url );
536 free( file->psz_mime );
541 /*****************************************************************************
542 * High Level Funtions: httpd_redirect_t
543 *****************************************************************************/
544 struct httpd_redirect_t
550 static int httpd_RedirectCallBack( httpd_callback_sys_t *p_sys,
551 httpd_client_t *cl, httpd_message_t *answer,
552 httpd_message_t *query )
554 httpd_redirect_t *rdir = (httpd_redirect_t*)p_sys;
557 if( answer == NULL || query == NULL )
561 answer->i_proto = query->i_proto;
562 answer->i_version= query->i_version;
563 answer->i_type = HTTPD_MSG_ANSWER;
564 answer->i_status = 301;
565 answer->psz_status = strdup( "Moved Permanently" );
567 p = answer->p_body = malloc( 1000 + strlen( rdir->psz_dst ) );
568 p += sprintf( (char *)p,
569 "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n"
570 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" "
571 "\"http://www.w3.org/TR/xhtml10/DTD/xhtml10strict.dtd\">\n"
574 "<title>Redirection</title>\n"
578 "<a href=\"%s\">redirected</a></h1>\n"
580 "<p><a href=\"http://www.videolan.org\">VideoLAN</a>\n</p>"
583 "</html>\n", rdir->psz_dst );
584 answer->i_body = p - answer->p_body;
586 /* XXX check if it's ok or we need to set an absolute url */
587 httpd_MsgAdd( answer, "Location", "%s", rdir->psz_dst );
589 httpd_MsgAdd( answer, "Content-Length", "%d", answer->i_body );
594 httpd_redirect_t *httpd_RedirectNew( httpd_host_t *host, char *psz_url_dst,
597 httpd_redirect_t *rdir = malloc( sizeof( httpd_redirect_t ) );
599 if( !( rdir->url = httpd_UrlNewUnique( host, psz_url_src, NULL, NULL,
605 rdir->psz_dst = strdup( psz_url_dst );
607 /* Redirect apply for all HTTP request and RTSP DESCRIBE resquest */
608 httpd_UrlCatch( rdir->url, HTTPD_MSG_HEAD, httpd_RedirectCallBack,
609 (httpd_callback_sys_t*)rdir );
610 httpd_UrlCatch( rdir->url, HTTPD_MSG_GET, httpd_RedirectCallBack,
611 (httpd_callback_sys_t*)rdir );
612 httpd_UrlCatch( rdir->url, HTTPD_MSG_POST, httpd_RedirectCallBack,
613 (httpd_callback_sys_t*)rdir );
614 httpd_UrlCatch( rdir->url, HTTPD_MSG_DESCRIBE, httpd_RedirectCallBack,
615 (httpd_callback_sys_t*)rdir );
619 void httpd_RedirectDelete( httpd_redirect_t *rdir )
621 httpd_UrlDelete( rdir->url );
622 free( rdir->psz_dst );
626 /*****************************************************************************
627 * High Level Funtions: httpd_stream_t
628 *****************************************************************************/
629 struct httpd_stream_t
636 /* Header to send as first packet */
640 /* circular buffer */
641 int i_buffer_size; /* buffer size, can't be reallocated smaller */
642 uint8_t *p_buffer; /* buffer */
643 int64_t i_buffer_pos; /* absolute position from begining */
644 int64_t i_buffer_last_pos; /* a new connection will start with that */
647 static int httpd_StreamCallBack( httpd_callback_sys_t *p_sys,
648 httpd_client_t *cl, httpd_message_t *answer,
649 httpd_message_t *query )
651 httpd_stream_t *stream = (httpd_stream_t*)p_sys;
653 if( answer == NULL || query == NULL || cl == NULL )
657 if( answer->i_body_offset > 0 )
663 fprintf( stderr, "httpd_StreamCallBack i_body_offset=%lld\n",
664 answer->i_body_offset );
667 if( answer->i_body_offset >= stream->i_buffer_pos )
669 /* fprintf( stderr, "httpd_StreamCallBack: no data\n" ); */
670 return VLC_EGENERIC; /* wait, no data available */
672 if( answer->i_body_offset + stream->i_buffer_size <
673 stream->i_buffer_pos )
675 /* this client isn't fast enough */
676 fprintf( stderr, "fixing i_body_offset (old=%lld new=%lld)\n",
677 answer->i_body_offset, stream->i_buffer_last_pos );
678 answer->i_body_offset = stream->i_buffer_last_pos;
681 i_pos = answer->i_body_offset % stream->i_buffer_size;
682 i_write = stream->i_buffer_pos - answer->i_body_offset;
683 if( i_write > 10000 )
687 else if( i_write <= 0 )
689 return VLC_EGENERIC; /* wait, no data available */
692 /* Don't go past the end of the circular buffer */
693 i_write = __MIN( i_write, stream->i_buffer_size - i_pos );
695 /* using HTTPD_MSG_ANSWER -> data available */
696 answer->i_proto = HTTPD_PROTO_HTTP;
697 answer->i_version= 0;
698 answer->i_type = HTTPD_MSG_ANSWER;
700 answer->i_body = i_write;
701 answer->p_body = malloc( i_write );
702 memcpy( answer->p_body, &stream->p_buffer[i_pos], i_write );
704 answer->i_body_offset += i_write;
710 answer->i_proto = HTTPD_PROTO_HTTP;
711 answer->i_version= 0;
712 answer->i_type = HTTPD_MSG_ANSWER;
714 answer->i_status = 200;
715 answer->psz_status = strdup( "OK" );
717 if( query->i_type != HTTPD_MSG_HEAD )
719 httpd_ClientModeStream( cl );
720 vlc_mutex_lock( &stream->lock );
721 /* Send the header */
722 if( stream->i_header > 0 )
724 answer->i_body = stream->i_header;
725 answer->p_body = malloc( stream->i_header );
726 memcpy( answer->p_body, stream->p_header, stream->i_header );
728 answer->i_body_offset = stream->i_buffer_last_pos;
729 vlc_mutex_unlock( &stream->lock );
733 httpd_MsgAdd( answer, "Content-Length", "%d", 0 );
734 answer->i_body_offset = 0;
737 if( !strcmp( stream->psz_mime, "video/x-ms-asf-stream" ) )
739 vlc_bool_t b_xplaystream = VLC_FALSE;
742 httpd_MsgAdd( answer, "Content-type", "%s",
743 "application/octet-stream" );
744 httpd_MsgAdd( answer, "Server", "Cougar 4.1.0.3921" );
745 httpd_MsgAdd( answer, "Pragma", "no-cache" );
746 httpd_MsgAdd( answer, "Pragma", "client-id=%d", rand()&0x7fff );
747 httpd_MsgAdd( answer, "Pragma", "features=\"broadcast\"" );
749 /* Check if there is a xPlayStrm=1 */
750 for( i = 0; i < query->i_name; i++ )
752 if( !strcasecmp( query->name[i], "Pragma" ) &&
753 strstr( query->value[i], "xPlayStrm=1" ) )
755 b_xplaystream = VLC_TRUE;
761 answer->i_body_offset = 0;
766 httpd_MsgAdd( answer, "Content-type", "%s", stream->psz_mime );
768 httpd_MsgAdd( answer, "Cache-Control", "%s", "no-cache" );
773 httpd_stream_t *httpd_StreamNew( httpd_host_t *host,
774 char *psz_url, char *psz_mime,
775 char *psz_user, char *psz_password,
776 char **ppsz_hosts, int i_hosts )
778 httpd_stream_t *stream = malloc( sizeof( httpd_stream_t ) );
780 if( ( stream->url = httpd_UrlNewUnique( host, psz_url, psz_user,
781 psz_password, ppsz_hosts, i_hosts )
787 vlc_mutex_init( host, &stream->lock );
788 if( psz_mime && *psz_mime )
790 stream->psz_mime = strdup( psz_mime );
794 stream->psz_mime = strdup( httpd_MimeFromUrl( psz_url ) );
796 stream->i_header = 0;
797 stream->p_header = NULL;
798 stream->i_buffer_size = 5000000; /* 5 Mo per stream */
799 stream->p_buffer = malloc( stream->i_buffer_size );
800 /* We set to 1 to make life simpler
801 * (this way i_body_offset can never be 0) */
802 stream->i_buffer_pos = 1;
803 stream->i_buffer_last_pos = 1;
805 httpd_UrlCatch( stream->url, HTTPD_MSG_HEAD, httpd_StreamCallBack,
806 (httpd_callback_sys_t*)stream );
807 httpd_UrlCatch( stream->url, HTTPD_MSG_GET, httpd_StreamCallBack,
808 (httpd_callback_sys_t*)stream );
809 httpd_UrlCatch( stream->url, HTTPD_MSG_POST, httpd_StreamCallBack,
810 (httpd_callback_sys_t*)stream );
815 int httpd_StreamHeader( httpd_stream_t *stream, uint8_t *p_data, int i_data )
817 vlc_mutex_lock( &stream->lock );
818 if( stream->p_header )
820 free( stream->p_header );
821 stream->p_header = NULL;
823 stream->i_header = i_data;
826 stream->p_header = malloc( i_data );
827 memcpy( stream->p_header, p_data, i_data );
829 vlc_mutex_unlock( &stream->lock );
834 int httpd_StreamSend( httpd_stream_t *stream, uint8_t *p_data, int i_data )
839 if( i_data < 0 || p_data == NULL )
843 vlc_mutex_lock( &stream->lock );
845 /* save this pointer (to be used by new connection) */
846 stream->i_buffer_last_pos = stream->i_buffer_pos;
848 i_pos = stream->i_buffer_pos % stream->i_buffer_size;
854 i_copy = __MIN( i_count, stream->i_buffer_size - i_pos );
856 /* Ok, we can't go past the end of our buffer */
857 memcpy( &stream->p_buffer[i_pos], p_data, i_copy );
859 i_pos = ( i_pos + i_copy ) % stream->i_buffer_size;
864 stream->i_buffer_pos += i_data;
866 vlc_mutex_unlock( &stream->lock );
870 void httpd_StreamDelete( httpd_stream_t *stream )
872 httpd_UrlDelete( stream->url );
873 vlc_mutex_destroy( &stream->lock );
874 if( stream->psz_mime ) free( stream->psz_mime );
875 if( stream->p_header ) free( stream->p_header );
876 if( stream->p_buffer ) free( stream->p_buffer );
881 /*****************************************************************************
883 *****************************************************************************/
884 static void httpd_HostThread( httpd_host_t * );
886 /* create a new host */
887 httpd_host_t *httpd_HostNew( vlc_object_t *p_this, const char *psz_host,
890 return httpd_TLSHostNew( p_this, psz_host, i_port, NULL, NULL, NULL, NULL
894 httpd_host_t *httpd_TLSHostNew( vlc_object_t *p_this, const char *psz_hostname,
896 const char *psz_cert, const char *psz_key,
897 const char *psz_ca, const char *psz_crl )
906 psz_host = strdup( psz_hostname );
907 if( psz_host == NULL )
909 msg_Err( p_this, "memory error" );
913 /* to be sure to avoid multiple creation */
914 var_Create( p_this->p_libvlc, "httpd_mutex", VLC_VAR_MUTEX );
915 var_Get( p_this->p_libvlc, "httpd_mutex", &lockval );
916 vlc_mutex_lock( lockval.p_address );
918 if( !(httpd = vlc_object_find( p_this, VLC_OBJECT_HTTPD, FIND_ANYWHERE )) )
920 msg_Info( p_this, "creating httpd" );
921 if( ( httpd = vlc_object_create( p_this, VLC_OBJECT_HTTPD ) ) == NULL )
923 vlc_mutex_unlock( lockval.p_address );
931 vlc_object_yield( httpd );
932 vlc_object_attach( httpd, p_this->p_vlc );
935 /* verify if it already exist */
936 for( i = httpd->i_host - 1; i >= 0; i-- )
938 host = httpd->host[i];
940 /* cannot mix TLS and non-TLS hosts */
941 if( ( ( httpd->host[i]->p_tls != NULL ) != ( psz_cert != NULL ) )
942 || ( host->i_port != i_port )
943 || strcmp( host->psz_hostname, psz_hostname ) )
949 vlc_mutex_unlock( lockval.p_address );
955 /* determine TLS configuration */
956 if ( psz_cert != NULL )
958 p_tls = tls_ServerCreate( p_this, psz_cert, psz_key );
961 msg_Err( p_this, "TLS initialization error" );
965 if ( ( psz_ca != NULL) && tls_ServerAddCA( p_tls, psz_ca ) )
967 msg_Err( p_this, "TLS CA error" );
971 if ( ( psz_crl != NULL) && tls_ServerAddCRL( p_tls, psz_crl ) )
973 msg_Err( p_this, "TLS CRL error" );
980 /* create the new host */
981 host = vlc_object_create( p_this, sizeof( httpd_host_t ) );
983 vlc_mutex_init( httpd, &host->lock );
986 host->fd = net_ListenTCP( p_this, psz_host, i_port );
987 if( host->fd == NULL )
989 msg_Err( p_this, "cannot create socket(s) for HTTP host" );
993 host->i_port = i_port;
994 host->psz_hostname = psz_host;
1001 host->p_tls = p_tls;
1003 /* create the thread */
1004 if( vlc_thread_create( host, "httpd host thread", httpd_HostThread,
1005 VLC_THREAD_PRIORITY_LOW, VLC_FALSE ) )
1007 msg_Err( p_this, "cannot spawn http host thread" );
1011 /* now add it to httpd */
1012 TAB_APPEND( httpd->i_host, httpd->host, host );
1013 vlc_mutex_unlock( lockval.p_address );
1019 if( httpd->i_host <= 0 )
1021 vlc_object_release( httpd );
1022 vlc_object_detach( httpd );
1023 vlc_object_destroy( httpd );
1025 vlc_mutex_unlock( lockval.p_address );
1029 net_ListenClose( host->fd );
1030 vlc_mutex_destroy( &host->lock );
1031 vlc_object_destroy( host );
1035 tls_ServerDelete( p_tls );
1041 void httpd_HostDelete( httpd_host_t *host )
1043 httpd_t *httpd = host->httpd;
1044 vlc_value_t lockval;
1047 msg_Dbg( host, "httpd_HostDelete" );
1049 var_Get( httpd->p_libvlc, "httpd_mutex", &lockval );
1050 vlc_mutex_lock( lockval.p_address );
1053 if( host->i_ref > 0 )
1056 vlc_mutex_unlock( lockval.p_address );
1057 msg_Dbg( host, "httpd_HostDelete: host still used" );
1060 TAB_REMOVE( httpd->i_host, httpd->host, host );
1062 msg_Dbg( host, "httpd_HostDelete: host removed from http" );
1065 vlc_thread_join( host );
1067 msg_Dbg( host, "httpd_HostDelete: host thread joined" );
1069 for( i = 0; i < host->i_url; i++ )
1071 msg_Err( host, "url still registered:%s", host->url[i]->psz_url );
1073 for( i = 0; i < host->i_client; i++ )
1075 httpd_client_t *cl = host->client[i];
1076 msg_Warn( host, "client still connected" );
1077 httpd_ClientClean( cl );
1078 TAB_REMOVE( host->i_client, host->client, cl );
1084 if( host->p_tls != NULL)
1085 tls_ServerDelete( host->p_tls );
1087 net_ListenClose( host->fd );
1088 free( host->psz_hostname );
1090 vlc_mutex_destroy( &host->lock );
1091 vlc_object_destroy( host );
1093 if( httpd->i_host <= 0 )
1095 msg_Info( httpd, "httpd doesn't reference any host, deleting" );
1096 vlc_object_release( httpd );
1097 vlc_object_detach( httpd );
1098 vlc_object_destroy( httpd );
1100 vlc_mutex_unlock( lockval.p_address );
1103 /* register a new url */
1104 static httpd_url_t *httpd_UrlNewPrivate( httpd_host_t *host, char *psz_url,
1105 char *psz_user, char *psz_password,
1106 char **ppsz_hosts, int i_hosts,
1107 vlc_bool_t b_check )
1112 vlc_mutex_lock( &host->lock );
1115 for( i = 0; i < host->i_url; i++ )
1117 if( !strcmp( psz_url, host->url[i]->psz_url ) )
1119 msg_Warn( host->httpd,
1120 "cannot add '%s' (url already defined)", psz_url );
1121 vlc_mutex_unlock( &host->lock );
1127 url = malloc( sizeof( httpd_url_t ) );
1130 vlc_mutex_init( host->httpd, &url->lock );
1131 url->psz_url = strdup( psz_url );
1132 url->psz_user = strdup( psz_user ? psz_user : "" );
1133 url->psz_password = strdup( psz_password ? psz_password : "" );
1135 url->ppsz_hosts = NULL;
1136 for( i = 0; i < i_hosts; i++ )
1138 TAB_APPEND( url->i_hosts, url->ppsz_hosts, strdup(ppsz_hosts[i]) );
1140 for( i = 0; i < HTTPD_MSG_MAX; i++ )
1142 url->catch[i].cb = NULL;
1143 url->catch[i].p_sys = NULL;
1146 TAB_APPEND( host->i_url, host->url, url );
1147 vlc_mutex_unlock( &host->lock );
1152 httpd_url_t *httpd_UrlNew( httpd_host_t *host, char *psz_url,
1153 char *psz_user, char *psz_password,
1154 char **ppsz_hosts, int i_hosts )
1156 return httpd_UrlNewPrivate( host, psz_url, psz_user,
1157 psz_password, ppsz_hosts, i_hosts, VLC_FALSE );
1160 httpd_url_t *httpd_UrlNewUnique( httpd_host_t *host, char *psz_url,
1161 char *psz_user, char *psz_password,
1162 char **ppsz_hosts, int i_hosts )
1164 return httpd_UrlNewPrivate( host, psz_url, psz_user,
1165 psz_password, ppsz_hosts, i_hosts, VLC_TRUE );
1168 /* register callback on a url */
1169 int httpd_UrlCatch( httpd_url_t *url, int i_msg, httpd_callback_t cb,
1170 httpd_callback_sys_t *p_sys )
1172 vlc_mutex_lock( &url->lock );
1173 url->catch[i_msg].cb = cb;
1174 url->catch[i_msg].p_sys= p_sys;
1175 vlc_mutex_unlock( &url->lock );
1182 void httpd_UrlDelete( httpd_url_t *url )
1184 httpd_host_t *host = url->host;
1187 vlc_mutex_lock( &host->lock );
1188 TAB_REMOVE( host->i_url, host->url, url );
1190 vlc_mutex_destroy( &url->lock );
1191 free( url->psz_url );
1192 free( url->psz_user );
1193 free( url->psz_password );
1194 for( i = 0; i < url->i_hosts; i++ )
1196 TAB_REMOVE( url->i_hosts, url->ppsz_hosts, url->ppsz_hosts[0] );
1199 for( i = 0; i < host->i_client; i++ )
1201 httpd_client_t *client = host->client[i];
1203 if( client->url == url )
1205 /* TODO complete it */
1206 msg_Warn( host, "force closing connections" );
1207 httpd_ClientClean( client );
1208 TAB_REMOVE( host->i_client, host->client, client );
1214 vlc_mutex_unlock( &host->lock );
1217 void httpd_MsgInit( httpd_message_t *msg )
1220 msg->i_type = HTTPD_MSG_NONE;
1221 msg->i_proto = HTTPD_PROTO_NONE;
1222 msg->i_version = -1;
1225 msg->psz_status = NULL;
1227 msg->psz_url = NULL;
1228 msg->psz_args = NULL;
1230 msg->i_channel = -1;
1237 msg->i_body_offset = 0;
1242 void httpd_MsgClean( httpd_message_t *msg )
1246 if( msg->psz_status )
1248 free( msg->psz_status );
1252 free( msg->psz_url );
1256 free( msg->psz_args );
1258 for( i = 0; i < msg->i_name; i++ )
1260 free( msg->name[i] );
1261 free( msg->value[i] );
1273 free( msg->p_body );
1275 httpd_MsgInit( msg );
1278 char *httpd_MsgGet( httpd_message_t *msg, char *name )
1282 for( i = 0; i < msg->i_name; i++ )
1284 if( !strcasecmp( msg->name[i], name ))
1286 return msg->value[i];
1291 void httpd_MsgAdd( httpd_message_t *msg, char *name, char *psz_value, ... )
1296 va_start( args, psz_value );
1297 #if defined(HAVE_VASPRINTF) && !defined(SYS_DARWIN) && !defined(SYS_BEOS)
1298 vasprintf( &value, psz_value, args );
1301 int i_size = strlen( psz_value ) + 4096; /* FIXME stupid system */
1302 value = calloc( i_size, sizeof( char ) );
1303 vsnprintf( value, i_size, psz_value, args );
1304 value[i_size - 1] = 0;
1309 name = strdup( name );
1311 TAB_APPEND( msg->i_name, msg->name, name );
1312 TAB_APPEND( msg->i_value, msg->value, value );
1315 static void httpd_ClientInit( httpd_client_t *cl )
1317 cl->i_state = HTTPD_CLIENT_RECEIVING;
1318 cl->i_activity_date = mdate();
1319 cl->i_activity_timeout = I64C(10000000);
1320 cl->i_buffer_size = 10000;
1322 cl->p_buffer = malloc( cl->i_buffer_size );
1323 cl->i_mode = HTTPD_CLIENT_FILE;
1324 cl->b_read_waiting = VLC_FALSE;
1326 httpd_MsgInit( &cl->query );
1327 httpd_MsgInit( &cl->answer );
1330 void httpd_ClientModeStream( httpd_client_t *cl )
1332 cl->i_mode = HTTPD_CLIENT_STREAM;
1335 void httpd_ClientModeBidir( httpd_client_t *cl )
1337 cl->i_mode = HTTPD_CLIENT_BIDIR;
1340 char* httpd_ClientIP( httpd_client_t *cl )
1343 char sz_ip[NI_MAXNUMERICHOST + 2];
1345 i = vlc_getnameinfo( (const struct sockaddr *)&cl->sock, cl->i_sock_size,
1346 sz_ip+1, NI_MAXNUMERICHOST, NULL, NI_NUMERICHOST );
1351 /* semi-colon in address => must add bracket for HTTP */
1352 if( strchr( sz_ip + 1, ':' ) != NULL )
1355 i = strlen( sz_ip );
1359 return strdup(sz_ip);
1362 return strdup(sz_ip + 1);
1365 static void httpd_ClientClean( httpd_client_t *cl )
1369 if( cl->p_tls != NULL )
1370 tls_ServerSessionClose( cl->p_tls );
1371 net_Close( cl->fd );
1375 httpd_MsgClean( &cl->answer );
1376 httpd_MsgClean( &cl->query );
1380 free( cl->p_buffer );
1381 cl->p_buffer = NULL;
1385 static httpd_client_t *httpd_ClientNew( int fd, struct sockaddr_storage *sock,
1387 tls_session_t *p_tls )
1389 httpd_client_t *cl = malloc( sizeof( httpd_client_t ) );
1392 memcpy( &cl->sock, sock, sizeof( cl->sock ) );
1393 cl->i_sock_size = i_sock_size;
1397 httpd_ClientInit( cl );
1403 static int httpd_NetRecv( httpd_client_t *cl, uint8_t *p, int i_len )
1405 tls_session_t *p_tls;
1409 return tls_Recv( p_tls, p, i_len );
1411 return recv( cl->fd, p, i_len, 0 );
1415 static int httpd_NetSend( httpd_client_t *cl, const uint8_t *p, int i_len )
1417 tls_session_t *p_tls;
1421 return tls_Send( p_tls, p, i_len );
1423 return send( cl->fd, p, i_len, 0 );
1427 static void httpd_ClientRecv( httpd_client_t *cl )
1431 if( cl->query.i_proto == HTTPD_PROTO_NONE )
1433 /* enought to see if it's rtp over rtsp or RTSP/HTTP */
1434 i_len = httpd_NetRecv( cl, &cl->p_buffer[cl->i_buffer],
1438 cl->i_buffer += i_len;
1441 if( cl->i_buffer >= 4 )
1443 /*fprintf( stderr, "peek=%4.4s\n", cl->p_buffer );*/
1445 if( cl->p_buffer[0] == '$' )
1447 /* RTSP (rtp over rtsp) */
1448 cl->query.i_proto = HTTPD_PROTO_RTSP;
1449 cl->query.i_type = HTTPD_MSG_CHANNEL;
1450 cl->query.i_channel = cl->p_buffer[1];
1451 cl->query.i_body = (cl->p_buffer[2] << 8)|cl->p_buffer[3];
1452 cl->query.p_body = malloc( cl->query.i_body );
1456 else if( !memcmp( cl->p_buffer, "HTTP", 4 ) )
1458 cl->query.i_proto = HTTPD_PROTO_HTTP;
1459 cl->query.i_type = HTTPD_MSG_ANSWER;
1461 else if( !memcmp( cl->p_buffer, "RTSP", 4 ) )
1463 cl->query.i_proto = HTTPD_PROTO_RTSP;
1464 cl->query.i_type = HTTPD_MSG_ANSWER;
1466 else if( !memcmp( cl->p_buffer, "GET", 3 ) ||
1467 !memcmp( cl->p_buffer, "HEAD", 4 ) ||
1468 !memcmp( cl->p_buffer, "POST", 4 ) )
1470 cl->query.i_proto = HTTPD_PROTO_HTTP;
1471 cl->query.i_type = HTTPD_MSG_NONE;
1475 cl->query.i_proto = HTTPD_PROTO_RTSP;
1476 cl->query.i_type = HTTPD_MSG_NONE;
1480 else if( cl->query.i_body > 0 )
1482 /* we are reading the body of a request or a channel */
1483 i_len = httpd_NetRecv( cl, &cl->query.p_body[cl->i_buffer],
1484 cl->query.i_body - cl->i_buffer );
1487 cl->i_buffer += i_len;
1489 if( cl->i_buffer >= cl->query.i_body )
1491 cl->i_state = HTTPD_CLIENT_RECEIVE_DONE;
1496 /* we are reading a header -> char by char */
1499 i_len = httpd_NetRecv (cl, &cl->p_buffer[cl->i_buffer], 1 );
1506 if( cl->i_buffer + 1 >= cl->i_buffer_size )
1508 cl->i_buffer_size += 1024;
1509 cl->p_buffer = realloc( cl->p_buffer, cl->i_buffer_size );
1511 if( ( cl->i_buffer >= 2 && !memcmp( &cl->p_buffer[cl->i_buffer-2], "\n\n", 2 ) )||
1512 ( cl->i_buffer >= 4 && !memcmp( &cl->p_buffer[cl->i_buffer-4], "\r\n\r\n", 4 ) ) )
1516 /* we have finished the header so parse it and set i_body */
1517 cl->p_buffer[cl->i_buffer] = '\0';
1519 if( cl->query.i_type == HTTPD_MSG_ANSWER )
1522 * assume strlen( "HTTP/1.x" ) = 8
1524 cl->query.i_status =
1525 strtol( (char *)&cl->p_buffer[8],
1531 cl->query.psz_status = strdup( p );
1543 { "GET", HTTPD_MSG_GET, HTTPD_PROTO_HTTP },
1544 { "HEAD", HTTPD_MSG_HEAD, HTTPD_PROTO_HTTP },
1545 { "POST", HTTPD_MSG_POST, HTTPD_PROTO_HTTP },
1547 { "OPTIONS", HTTPD_MSG_OPTIONS, HTTPD_PROTO_RTSP },
1548 { "DESCRIBE", HTTPD_MSG_DESCRIBE, HTTPD_PROTO_RTSP },
1549 { "SETUP", HTTPD_MSG_SETUP, HTTPD_PROTO_RTSP },
1550 { "PLAY", HTTPD_MSG_PLAY, HTTPD_PROTO_RTSP },
1551 { "PAUSE", HTTPD_MSG_PAUSE, HTTPD_PROTO_RTSP },
1552 { "TEARDOWN", HTTPD_MSG_TEARDOWN, HTTPD_PROTO_RTSP },
1554 { NULL, HTTPD_MSG_NONE, HTTPD_PROTO_NONE }
1559 cl->query.i_type = HTTPD_MSG_NONE;
1561 /*fprintf( stderr, "received new request=%s\n", cl->p_buffer);*/
1563 for( i = 0; msg_type[i].name != NULL; i++ )
1565 if( !strncmp( (char *)cl->p_buffer, msg_type[i].name,
1566 strlen( msg_type[i].name ) ) )
1568 p = (char *)&cl->p_buffer[strlen((char *)msg_type[i].name) + 1 ];
1569 cl->query.i_type = msg_type[i].i_type;
1570 if( cl->query.i_proto != msg_type[i].i_proto )
1573 cl->query.i_proto = HTTPD_PROTO_NONE;
1574 cl->query.i_type = HTTPD_MSG_NONE;
1581 if( strstr( (char *)cl->p_buffer, "HTTP/1." ) )
1583 cl->query.i_proto = HTTPD_PROTO_HTTP;
1585 else if( strstr( (char *)cl->p_buffer, "RTSP/1." ) )
1587 cl->query.i_proto = HTTPD_PROTO_RTSP;
1599 p2 = strchr( p, ' ' );
1604 if( !strncasecmp( p, "rtsp:", 5 ) )
1606 /* for rtsp url, you have rtsp://localhost:port/path */
1608 while( *p == '/' ) p++;
1609 while( *p && *p != '/' ) p++;
1611 cl->query.psz_url = strdup( p );
1612 if( ( p3 = strchr( cl->query.psz_url, '?' ) ) )
1615 cl->query.psz_args = (uint8_t *)strdup( p3 );
1623 if( !strncasecmp( p2, "HTTP/1.", 7 ) )
1625 cl->query.i_proto = HTTPD_PROTO_HTTP;
1626 cl->query.i_version = atoi( p2+7 );
1628 else if( !strncasecmp( p2, "RTSP/1.", 7 ) )
1630 cl->query.i_proto = HTTPD_PROTO_RTSP;
1631 cl->query.i_version = atoi( p2+7 );
1639 p = strchr( p, '\n' );
1643 while( *p == '\n' || *p == '\r' )
1647 while( p && *p != '\0' )
1650 char *eol = p = strchr( p, '\n' );
1653 while( eol && eol >= line && ( *eol == '\n' || *eol == '\r' ) )
1658 if( ( colon = strchr( line, ':' ) ) )
1664 while( *colon == ' ' )
1668 name = strdup( line );
1669 value = strdup( colon );
1671 TAB_APPEND( cl->query.i_name, cl->query.name, name );
1672 TAB_APPEND( cl->query.i_value,cl->query.value,value);
1674 if( !strcasecmp( name, "Content-Length" ) )
1676 cl->query.i_body = atol( value );
1683 while( *p == '\n' || *p == '\r' )
1690 if( cl->query.i_body > 0 )
1692 /* TODO Mhh, handle the case client will only send a request and close the connection
1693 * to mark and of body (probably only RTSP) */
1694 cl->query.p_body = malloc( cl->query.i_body );
1699 cl->i_state = HTTPD_CLIENT_RECEIVE_DONE;
1705 /* check if the client is to be set to dead */
1706 #if defined( WIN32 ) || defined( UNDER_CE )
1707 if( ( i_len < 0 && WSAGetLastError() != WSAEWOULDBLOCK ) || ( i_len == 0 ) )
1709 if( ( i_len < 0 && errno != EAGAIN && errno != EINTR ) || ( i_len == 0 ) )
1712 if( cl->query.i_proto != HTTPD_PROTO_NONE && cl->query.i_type != HTTPD_MSG_NONE )
1714 /* connection closed -> end of data */
1715 if( cl->query.i_body > 0 )
1717 cl->query.i_body = cl->i_buffer;
1719 cl->i_state = HTTPD_CLIENT_RECEIVE_DONE;
1723 cl->i_state = HTTPD_CLIENT_DEAD;
1726 cl->i_activity_date = mdate();
1728 /* XXX: for QT I have to disable timeout. Try to find why */
1729 if( cl->query.i_proto == HTTPD_PROTO_RTSP )
1730 cl->i_activity_timeout = 0;
1732 /* Debugging only */
1733 /*if( cl->i_state == HTTPD_CLIENT_RECEIVE_DONE )
1737 fprintf( stderr, "received new request\n" );
1738 fprintf( stderr, " - proto=%s\n",
1739 cl->query.i_proto == HTTPD_PROTO_HTTP ? "HTTP" : "RTSP" );
1740 fprintf( stderr, " - version=%d\n", cl->query.i_version );
1741 fprintf( stderr, " - msg=%d\n", cl->query.i_type );
1742 if( cl->query.i_type == HTTPD_MSG_ANSWER )
1744 fprintf( stderr, " - answer=%d '%s'\n", cl->query.i_status,
1745 cl->query.psz_status );
1747 else if( cl->query.i_type != HTTPD_MSG_NONE )
1749 fprintf( stderr, " - url=%s\n", cl->query.psz_url );
1751 for( i = 0; i < cl->query.i_name; i++ )
1753 fprintf( stderr, " - option name='%s' value='%s'\n",
1754 cl->query.name[i], cl->query.value[i] );
1760 static void httpd_ClientSend( httpd_client_t *cl )
1765 if( cl->i_buffer < 0 )
1767 /* We need to create the header */
1771 i_size = strlen( "HTTP/1.") + 10 + 10 +
1772 strlen( cl->answer.psz_status ? cl->answer.psz_status : "" ) + 5;
1773 for( i = 0; i < cl->answer.i_name; i++ )
1775 i_size += strlen( cl->answer.name[i] ) + 2 +
1776 strlen( cl->answer.value[i] ) + 2;
1779 if( cl->i_buffer_size < i_size )
1781 cl->i_buffer_size = i_size;
1782 free( cl->p_buffer );
1783 cl->p_buffer = malloc( i_size );
1785 p = (char *)cl->p_buffer;
1787 p += sprintf( p, "%s/1.%d %d %s\r\n",
1788 cl->answer.i_proto == HTTPD_PROTO_HTTP ? "HTTP" : "RTSP",
1789 cl->answer.i_version,
1790 cl->answer.i_status, cl->answer.psz_status );
1791 for( i = 0; i < cl->answer.i_name; i++ )
1793 p += sprintf( p, "%s: %s\r\n", cl->answer.name[i],
1794 cl->answer.value[i] );
1796 p += sprintf( p, "\r\n" );
1799 cl->i_buffer_size = (uint8_t*)p - cl->p_buffer;
1801 /*fprintf( stderr, "sending answer\n" );
1802 fprintf( stderr, "%s", cl->p_buffer );*/
1805 i_len = httpd_NetSend( cl, &cl->p_buffer[cl->i_buffer],
1806 cl->i_buffer_size - cl->i_buffer );
1809 cl->i_activity_date = mdate();
1810 cl->i_buffer += i_len;
1812 if( cl->i_buffer >= cl->i_buffer_size )
1814 if( cl->answer.i_body == 0 && cl->answer.i_body_offset > 0 &&
1815 !cl->b_read_waiting )
1817 /* catch more body data */
1818 int i_msg = cl->query.i_type;
1819 int64_t i_offset = cl->answer.i_body_offset;
1821 httpd_MsgClean( &cl->answer );
1822 cl->answer.i_body_offset = i_offset;
1824 cl->url->catch[i_msg].cb( cl->url->catch[i_msg].p_sys, cl,
1825 &cl->answer, &cl->query );
1828 if( cl->answer.i_body > 0 )
1830 /* send the body data */
1831 free( cl->p_buffer );
1832 cl->p_buffer = cl->answer.p_body;
1833 cl->i_buffer_size = cl->answer.i_body;
1836 cl->answer.i_body = 0;
1837 cl->answer.p_body = NULL;
1842 cl->i_state = HTTPD_CLIENT_SEND_DONE;
1848 #if defined( WIN32 ) || defined( UNDER_CE )
1849 if( ( i_len < 0 && WSAGetLastError() != WSAEWOULDBLOCK ) || ( i_len == 0 ) )
1851 if( ( i_len < 0 && errno != EAGAIN && errno != EINTR ) || ( i_len == 0 ) )
1855 cl->i_state = HTTPD_CLIENT_DEAD;
1860 static void httpd_ClientTlsHsIn( httpd_client_t *cl )
1862 switch( tls_SessionContinueHandshake( cl->p_tls ) )
1865 cl->i_state = HTTPD_CLIENT_RECEIVING;
1869 cl->i_state = HTTPD_CLIENT_DEAD;
1874 cl->i_state = HTTPD_CLIENT_TLS_HS_OUT;
1878 static void httpd_ClientTlsHsOut( httpd_client_t *cl )
1880 switch( tls_SessionContinueHandshake( cl->p_tls ) )
1883 cl->i_state = HTTPD_CLIENT_RECEIVING;
1887 cl->i_state = HTTPD_CLIENT_DEAD;
1892 cl->i_state = HTTPD_CLIENT_TLS_HS_IN;
1897 static void httpd_HostThread( httpd_host_t *host )
1899 tls_session_t *p_tls = NULL;
1901 while( !host->b_die )
1903 struct timeval timeout;
1906 /* FIXME: (too) many int variables */
1908 int i_handle_max = 0;
1911 int b_low_delay = 0;
1913 if( host->i_url <= 0 )
1920 /* built a set of handle to select */
1921 FD_ZERO( &fds_read );
1922 FD_ZERO( &fds_write );
1926 for( i_fd = 0; (fd = host->fd[i_fd]) != -1; i_fd++ )
1928 FD_SET( fd, &fds_read );
1929 if( fd > i_handle_max )
1933 /* prepare a new TLS session */
1934 if( ( p_tls == NULL ) && ( host->p_tls != NULL ) )
1935 p_tls = tls_ServerSessionPrepare( host->p_tls );
1937 /* add all socket that should be read/write and close dead connection */
1938 vlc_mutex_lock( &host->lock );
1939 for( i_client = 0; i_client < host->i_client; i_client++ )
1941 httpd_client_t *cl = host->client[i_client];
1943 if( cl->i_ref < 0 || ( cl->i_ref == 0 &&
1944 ( cl->i_state == HTTPD_CLIENT_DEAD ||
1945 ( cl->i_activity_timeout > 0 &&
1946 cl->i_activity_date+cl->i_activity_timeout < mdate()) ) ) )
1948 httpd_ClientClean( cl );
1949 TAB_REMOVE( host->i_client, host->client, cl );
1954 else if( ( cl->i_state == HTTPD_CLIENT_RECEIVING )
1955 || ( cl->i_state == HTTPD_CLIENT_TLS_HS_IN ) )
1957 FD_SET( cl->fd, &fds_read );
1958 i_handle_max = __MAX( i_handle_max, cl->fd );
1960 else if( ( cl->i_state == HTTPD_CLIENT_SENDING )
1961 || ( cl->i_state == HTTPD_CLIENT_TLS_HS_OUT ) )
1963 FD_SET( cl->fd, &fds_write );
1964 i_handle_max = __MAX( i_handle_max, cl->fd );
1966 else if( cl->i_state == HTTPD_CLIENT_RECEIVE_DONE )
1968 httpd_message_t *answer = &cl->answer;
1969 httpd_message_t *query = &cl->query;
1970 int i_msg = query->i_type;
1972 httpd_MsgInit( answer );
1974 /* Handle what we received */
1975 if( cl->i_mode != HTTPD_CLIENT_BIDIR &&
1976 (i_msg == HTTPD_MSG_ANSWER || i_msg == HTTPD_MSG_CHANNEL) )
1978 /* we can only receive request from client when not
1981 cl->i_state = HTTPD_CLIENT_DEAD;
1983 else if( i_msg == HTTPD_MSG_ANSWER )
1985 /* We are in BIDIR mode, trigger the callback and then
1986 * check for new data */
1987 if( cl->url && cl->url->catch[i_msg].cb )
1989 cl->url->catch[i_msg].cb( cl->url->catch[i_msg].p_sys,
1992 cl->i_state = HTTPD_CLIENT_WAITING;
1994 else if( i_msg == HTTPD_MSG_CHANNEL )
1996 /* We are in BIDIR mode, trigger the callback and then
1997 * check for new data */
1998 if( cl->url && cl->url->catch[i_msg].cb )
2000 cl->url->catch[i_msg].cb( cl->url->catch[i_msg].p_sys,
2003 cl->i_state = HTTPD_CLIENT_WAITING;
2005 else if( i_msg == HTTPD_MSG_OPTIONS )
2010 answer->i_proto = query->i_proto ;
2011 answer->i_type = HTTPD_MSG_ANSWER;
2012 answer->i_version= 0;
2013 answer->i_status = 200;
2014 answer->psz_status = strdup( "Ok" );
2017 answer->p_body = NULL;
2019 i_cseq = atoi( httpd_MsgGet( query, "Cseq" ) );
2020 httpd_MsgAdd( answer, "Cseq", "%d", i_cseq );
2021 httpd_MsgAdd( answer, "Server", "VLC Server" );
2022 httpd_MsgAdd( answer, "Public", "DESCRIBE, SETUP, "
2023 "TEARDOWN, PLAY, PAUSE" );
2024 httpd_MsgAdd( answer, "Content-Length", "%d",
2027 cl->i_buffer = -1; /* Force the creation of the answer in
2028 * httpd_ClientSend */
2029 cl->i_state = HTTPD_CLIENT_SENDING;
2031 else if( i_msg == HTTPD_MSG_NONE )
2033 if( query->i_proto == HTTPD_PROTO_NONE )
2036 cl->i_state = HTTPD_CLIENT_DEAD;
2043 answer->i_proto = query->i_proto ;
2044 answer->i_type = HTTPD_MSG_ANSWER;
2045 answer->i_version= 0;
2046 answer->i_status = 501;
2047 answer->psz_status = strdup( "Unimplemented" );
2049 p = answer->p_body = malloc( 1000 );
2051 p += sprintf( (char *)p,
2052 "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>"
2053 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" "
2054 "\"http://www.w3.org/TR/xhtml10/DTD/xhtml10strict.dtd\">\n"
2057 "<title>Error 501</title>\n"
2060 "<h1>501 Unimplemented</h1>\n"
2062 "<a href=\"http://www.videolan.org\">VideoLAN</a>\n"
2066 answer->i_body = p - answer->p_body;
2067 httpd_MsgAdd( answer, "Content-Length", "%d", answer->i_body );
2069 cl->i_buffer = -1; /* Force the creation of the answer in httpd_ClientSend */
2070 cl->i_state = HTTPD_CLIENT_SENDING;
2075 vlc_bool_t b_auth_failed = VLC_FALSE;
2076 vlc_bool_t b_hosts_failed = VLC_FALSE;
2079 /* Search the url and trigger callbacks */
2080 for( i = 0; i < host->i_url; i++ )
2082 httpd_url_t *url = host->url[i];
2084 if( !strcmp( url->psz_url, query->psz_url ) )
2086 if( url->catch[i_msg].cb )
2088 if( answer && url->i_hosts )
2090 char *ip = httpd_ClientIP( cl );
2093 if( net_CheckIP( host, ip,
2095 url->i_hosts ) <= 0 )
2097 b_hosts_failed = VLC_TRUE;
2105 if( answer && ( *url->psz_user || *url->psz_password ) )
2107 /* create the headers */
2108 char *b64 = httpd_MsgGet( query, "Authorization" ); /* BASIC id */
2112 asprintf( &id, "%s:%s", url->psz_user, url->psz_password );
2113 auth = malloc( strlen(b64) + 1 );
2115 if( !strncasecmp( b64, "BASIC", 5 ) )
2118 while( *b64 == ' ' )
2122 b64_decode( auth, b64 );
2128 if( strcmp( id, auth ) )
2130 httpd_MsgAdd( answer, "WWW-Authenticate", "Basic realm=\"%s\"", url->psz_user );
2131 /* We fail for all url */
2132 b_auth_failed = VLC_TRUE;
2142 if( !url->catch[i_msg].cb( url->catch[i_msg].p_sys, cl, answer, query ) )
2144 /* only one url can answer */
2146 if( cl->url == NULL )
2158 answer->i_proto = query->i_proto;
2159 answer->i_type = HTTPD_MSG_ANSWER;
2160 answer->i_version= 0;
2161 p = answer->p_body = malloc( 1000 + strlen(query->psz_url) );
2163 if( b_hosts_failed )
2165 answer->i_status = 403;
2166 answer->psz_status = strdup( "Forbidden" );
2168 /* FIXME: lots of code duplication */
2169 p += sprintf( (char *)p,
2170 "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>"
2171 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" "
2172 "\"http://www.w3.org/TR/xhtml10/DTD/xhtml10strict.dtd\">\n"
2175 "<title>Error 403</title>\n"
2178 "<h1>403 Forbidden (%s)</h1>\n"
2180 "<a href=\"http://www.videolan.org\">VideoLAN</a>\n"
2182 "</html>\n", query->psz_url );
2184 else if( b_auth_failed )
2186 answer->i_status = 401;
2187 answer->psz_status = strdup( "Authorization Required" );
2189 p += sprintf( (char *)p,
2190 "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>"
2191 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" "
2192 "\"http://www.w3.org/TR/xhtml10/DTD/xhtml10strict.dtd\">\n"
2195 "<title>Error 401</title>\n"
2198 "<h1>401 Authorization Required (%s)</h1>\n"
2200 "<a href=\"http://www.videolan.org\">VideoLAN</a>\n"
2202 "</html>\n", query->psz_url );
2206 /* no url registered */
2207 answer->i_status = 404;
2208 answer->psz_status = strdup( "Not found" );
2210 p += sprintf( (char *)p,
2211 "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>"
2212 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" "
2213 "\"http://www.w3.org/TR/xhtml10/DTD/xhtml10strict.dtd\">\n"
2216 "<title>Error 404</title>\n"
2219 "<h1>404 Resource not found(%s)</h1>\n"
2221 "<a href=\"http://www.videolan.org\">VideoLAN</a>\n"
2223 "</html>\n", query->psz_url );
2226 answer->i_body = p - answer->p_body;
2227 httpd_MsgAdd( answer, "Content-Length", "%d", answer->i_body );
2229 cl->i_buffer = -1; /* Force the creation of the answer in httpd_ClientSend */
2230 cl->i_state = HTTPD_CLIENT_SENDING;
2233 else if( cl->i_state == HTTPD_CLIENT_SEND_DONE )
2235 if( cl->i_mode == HTTPD_CLIENT_FILE || cl->answer.i_body_offset == 0 )
2238 if( ( cl->query.i_proto == HTTPD_PROTO_HTTP &&
2239 ( ( cl->answer.i_version == 0 && !strcasecmp( httpd_MsgGet( &cl->answer, "Connection" ), "Keep-Alive" ) ) ||
2240 ( cl->answer.i_version == 1 && strcasecmp( httpd_MsgGet( &cl->answer, "Connection" ), "Close" ) ) ) ) ||
2241 ( cl->query.i_proto == HTTPD_PROTO_RTSP &&
2242 strcasecmp( httpd_MsgGet( &cl->query, "Connection" ), "Close" ) &&
2243 strcasecmp( httpd_MsgGet( &cl->answer, "Connection" ), "Close" ) ) )
2245 httpd_MsgClean( &cl->query );
2246 httpd_MsgInit( &cl->query );
2249 cl->i_buffer_size = 1000;
2250 free( cl->p_buffer );
2251 cl->p_buffer = malloc( cl->i_buffer_size );
2252 cl->i_state = HTTPD_CLIENT_RECEIVING;
2256 cl->i_state = HTTPD_CLIENT_DEAD;
2258 httpd_MsgClean( &cl->answer );
2260 else if( cl->b_read_waiting )
2262 /* we have a message waiting for us to read it */
2263 httpd_MsgClean( &cl->answer );
2264 httpd_MsgClean( &cl->query );
2267 cl->i_buffer_size = 1000;
2268 free( cl->p_buffer );
2269 cl->p_buffer = malloc( cl->i_buffer_size );
2270 cl->i_state = HTTPD_CLIENT_RECEIVING;
2271 cl->b_read_waiting = VLC_FALSE;
2275 int64_t i_offset = cl->answer.i_body_offset;
2276 httpd_MsgClean( &cl->answer );
2278 cl->answer.i_body_offset = i_offset;
2279 free( cl->p_buffer );
2280 cl->p_buffer = NULL;
2282 cl->i_buffer_size = 0;
2284 cl->i_state = HTTPD_CLIENT_WAITING;
2287 else if( cl->i_state == HTTPD_CLIENT_WAITING )
2289 int64_t i_offset = cl->answer.i_body_offset;
2290 int i_msg = cl->query.i_type;
2292 httpd_MsgInit( &cl->answer );
2293 cl->answer.i_body_offset = i_offset;
2295 cl->url->catch[i_msg].cb( cl->url->catch[i_msg].p_sys, cl,
2296 &cl->answer, &cl->query );
2297 if( cl->answer.i_type != HTTPD_MSG_NONE )
2299 /* we have new data, so reenter send mode */
2301 cl->p_buffer = cl->answer.p_body;
2302 cl->i_buffer_size = cl->answer.i_body;
2303 cl->answer.p_body = NULL;
2304 cl->answer.i_body = 0;
2305 cl->i_state = HTTPD_CLIENT_SENDING;
2309 /* we shouldn't wait too long */
2310 b_low_delay = VLC_TRUE;
2314 /* Special for BIDIR mode we also check reading */
2315 if( cl->i_mode == HTTPD_CLIENT_BIDIR &&
2316 cl->i_state == HTTPD_CLIENT_SENDING )
2318 FD_SET( cl->fd, &fds_read );
2319 i_handle_max = __MAX( i_handle_max, cl->fd );
2322 vlc_mutex_unlock( &host->lock );
2324 /* we will wait 100ms or 20ms (not too big 'cause HTTPD_CLIENT_WAITING) */
2326 timeout.tv_usec = b_low_delay ? 20000 : 100000;
2328 i_ret = select( i_handle_max + 1,
2329 &fds_read, &fds_write, NULL, &timeout );
2331 if( i_ret == -1 && errno != EINTR )
2333 #if defined(WIN32) || defined(UNDER_CE)
2334 msg_Warn( host, "cannot select sockets (%d)", WSAGetLastError( ) );
2336 msg_Warn( host, "cannot select sockets : %s", strerror( errno ) );
2341 else if( i_ret <= 0 )
2346 /* accept new connections */
2347 for( i_fd = 0; (fd = host->fd[i_fd]) != -1; i_fd++ )
2349 if( FD_ISSET( fd, &fds_read ) )
2351 socklen_t i_sock_size = sizeof( struct sockaddr_storage );
2352 struct sockaddr_storage sock;
2354 fd = accept( fd, (struct sockaddr *)&sock, &i_sock_size );
2359 /* set this new socket non-block */
2360 #if defined( WIN32 ) || defined( UNDER_CE )
2362 unsigned long i_dummy = 1;
2363 ioctlsocket( fd, FIONBIO, &i_dummy );
2366 fcntl( fd, F_SETFL, O_NONBLOCK );
2371 switch ( tls_ServerSessionHandshake( p_tls, fd ) )
2374 msg_Err( host, "Rejecting TLS connection" );
2380 case 1: /* missing input - most likely */
2381 i_state = HTTPD_CLIENT_TLS_HS_IN;
2384 case 2: /* missing output */
2385 i_state = HTTPD_CLIENT_TLS_HS_OUT;
2394 cl = httpd_ClientNew( fd, &sock, i_sock_size, p_tls );
2396 vlc_mutex_lock( &host->lock );
2397 TAB_APPEND( host->i_client, host->client, cl );
2398 vlc_mutex_unlock( &host->lock );
2401 cl->i_state = i_state; // override state for TLS
2407 /* now try all others socket */
2408 vlc_mutex_lock( &host->lock );
2409 for( i_client = 0; i_client < host->i_client; i_client++ )
2411 httpd_client_t *cl = host->client[i_client];
2412 if( cl->i_state == HTTPD_CLIENT_RECEIVING )
2414 httpd_ClientRecv( cl );
2416 else if( cl->i_state == HTTPD_CLIENT_SENDING )
2418 httpd_ClientSend( cl );
2420 else if( cl->i_state == HTTPD_CLIENT_TLS_HS_IN )
2422 httpd_ClientTlsHsIn( cl );
2424 else if( cl->i_state == HTTPD_CLIENT_TLS_HS_OUT )
2426 httpd_ClientTlsHsOut( cl );
2429 if( cl->i_mode == HTTPD_CLIENT_BIDIR &&
2430 cl->i_state == HTTPD_CLIENT_SENDING &&
2431 FD_ISSET( cl->fd, &fds_read ) )
2433 cl->b_read_waiting = VLC_TRUE;
2436 vlc_mutex_unlock( &host->lock );
2440 tls_ServerSessionClose( p_tls );
2443 #else /* ENABLE_HTTPD */
2445 /* We just define an empty wrapper */
2446 httpd_host_t *httpd_TLSHostNew( vlc_object_t *a, char *b, int c,
2449 msg_Err( a, "HTTP daemon support is disabled" );
2452 httpd_host_t *httpd_HostNew( vlc_object_t *a, char *b, int c )
2454 msg_Err( a, "HTTP daemon support is disabled" );
2457 void httpd_HostDelete( httpd_host_t *a ){}
2458 httpd_url_t *httpd_UrlNew( httpd_host_t *a, char *b ){ return 0; }
2459 httpd_url_t *httpd_UrlNewUnique( httpd_host_t *a, char *b, char *c,
2460 char *d ){ return 0; }
2461 int httpd_UrlCatch( httpd_url_t *a, int b, httpd_callback_t c,
2462 httpd_callback_sys_t *d ){ return 0; }
2463 void httpd_UrlDelete( httpd_url_t *a ){}
2465 char *httpd_ClientIP( httpd_client_t *a ){ return 0; }
2466 void httpd_ClientModeStream( httpd_client_t *a ){}
2467 void httpd_ClientModeBidir( httpd_client_t *a ){}
2469 void httpd_FileDelete( httpd_file_t *a ){}
2470 httpd_file_t *httpd_FileNew( httpd_host_t *a, char *b, char *c, char *d,
2471 char *e, httpd_file_callback_t f,
2472 httpd_file_sys_t *g ){ return 0; }
2474 void httpd_RedirectDelete( httpd_redirect_t *a ){}
2475 httpd_redirect_t *httpd_RedirectNew( httpd_host_t *a,
2476 char *b, char *c ){ return 0; }
2478 void httpd_StreamDelete( httpd_stream_t *a ){}
2479 int httpd_StreamHeader( httpd_stream_t *a, uint8_t *b, int c ){ return 0; }
2480 int httpd_StreamSend ( httpd_stream_t *a, uint8_t *b, int c ){ return 0; }
2481 httpd_stream_t *httpd_StreamNew( httpd_host_t *a, char *b, char *c,
2482 char *d, char *e ){ return 0; }
2484 void httpd_MsgInit ( httpd_message_t *a ){}
2485 void httpd_MsgAdd ( httpd_message_t *a, char *b, char *c, ... ){}
2486 char *httpd_MsgGet ( httpd_message_t *a, char *b ){ return 0; }
2487 void httpd_MsgClean( httpd_message_t *a ){}
2489 #endif /* ENABLE_HTTPD */