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"
46 #if defined( UNDER_CE )
48 #elif defined( WIN32 )
49 # include <winsock2.h>
50 # include <ws2tcpip.h>
52 # include <netdb.h> /* hostent ... */
53 # include <sys/socket.h>
54 /* FIXME: should not be needed */
55 # include <netinet/in.h>
56 # ifdef HAVE_ARPA_INET_H
57 # include <arpa/inet.h> /* inet_ntoa(), inet_aton() */
62 typedef struct httpd_t httpd_t;
64 typedef struct httpd_host_t httpd_host_t;
65 typedef struct httpd_url_t httpd_url_t;
66 typedef struct httpd_client_t httpd_client_t;
75 /* channel communication */
91 /* just to track the count of MSG */
104 httpd_client_t *cl; /* NULL if not throught a connection e vlc internal */
116 char *psz_args; /* FIXME find a clean way to handle GET(psz_args) and POST(body) through the same code */
118 /* for rtp over rtsp */
128 int64_t i_body_offset;
134 typedef struct httpd_callback_sys_t httpd_callback_sys_t;
135 /* answer could be null, int this case no answer is requested */
136 typedef int (*httpd_callback_t)( httpd_callback_sys_t *, httpd_client_t *, httpd_message_t *answer, httpd_message_t *query );
139 /* create a new host */
140 httpd_host_t *httpd_HostNew( vlc_object_t *, char *psz_host, int i_port );
142 void httpd_HostDelete( httpd_host_t * );
144 /* register a new url */
145 httpd_url_t *httpd_UrlNew( httpd_host_t *, char *psz_url );
146 /* register callback on a url */
147 int httpd_UrlCatch( httpd_url_t *, int i_msg,
148 httpd_callback_t, httpd_callback_sys_t * );
150 void httpd_UrlDelete( httpd_url_t * );
153 void httpd_ClientModeStream( httpd_client_t *cl );
154 void httpd_ClientModeBidir( httpd_client_t *cl );
155 static void httpd_ClientClean( httpd_client_t *cl );
158 typedef struct httpd_file_t httpd_file_t;
159 typedef struct httpd_file_sys_t httpd_file_sys_t;
160 typedef int (*httpd_file_callback_t)( httpd_file_sys_t*, httpd_file_t *, uint8_t *psz_request, uint8_t **pp_data, int *pi_data );
161 httpd_file_t *httpd_FileNew( httpd_host_t *,
162 char *psz_url, char *psz_mime,
163 char *psz_user, char *psz_password,
164 httpd_file_callback_t pf_fill,
165 httpd_file_sys_t *p_sys );
166 void httpd_FileDelete( httpd_file_t * );
168 typedef struct httpd_redirect_t httpd_redirect_t;
169 httpd_redirect_t *httpd_RedirectNew( httpd_host_t *, char *psz_url_dst, char *psz_url_src );
170 void httpd_RedirectDelete( httpd_redirect_t * );
173 typedef struct httpd_stream_t httpd_stream_t;
174 httpd_stream_t *httpd_StreamNew( httpd_host_t * );
175 int httpd_StreamHeader( httpd_stream_t *, uint8_t *p_data, int i_data );
176 int httpd_StreamSend( httpd_stream_t *, uint8_t *p_data, int i_data );
177 void httpd_StreamDelete( httpd_stream_t * );
180 /* Msg functions facilities */
181 void httpd_MsgInit( httpd_message_t * );
182 void httpd_MsgAdd( httpd_message_t *, char *psz_name, char *psz_value, ... );
183 /* return "" if not found. The string is not allocated */
184 char *httpd_MsgGet( httpd_message_t *, char *psz_name );
185 void httpd_MsgClean( httpd_message_t * );
193 /* vlc_mutex_t lock; */
199 static void httpd_ClientClean( httpd_client_t *cl );
201 /* each host run in his own thread */
211 /* address/port and socket for listening at connections */
218 /* all registered url (becarefull that 2 httpd_url_t could point at the same url)
219 * This will slow down the url research but make my live easier
220 * All url will have their cb trigger, but only the first one can answer
226 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 const vlc_acl_t *p_acl, httpd_file_callback_t pf_fill,
495 httpd_file_sys_t *p_sys )
497 httpd_file_t *file = malloc( sizeof( httpd_file_t ) );
499 if( ( file->url = httpd_UrlNewUnique( host, psz_url, psz_user,
500 psz_password, p_acl )
507 file->psz_url = strdup( psz_url );
508 if( psz_mime && *psz_mime )
510 file->psz_mime = strdup( psz_mime );
514 file->psz_mime = strdup( httpd_MimeFromUrl( psz_url ) );
517 file->pf_fill = pf_fill;
520 httpd_UrlCatch( file->url, HTTPD_MSG_HEAD, httpd_FileCallBack,
521 (httpd_callback_sys_t*)file );
522 httpd_UrlCatch( file->url, HTTPD_MSG_GET, httpd_FileCallBack,
523 (httpd_callback_sys_t*)file );
524 httpd_UrlCatch( file->url, HTTPD_MSG_POST, httpd_FileCallBack,
525 (httpd_callback_sys_t*)file );
530 void httpd_FileDelete( httpd_file_t *file )
532 httpd_UrlDelete( file->url );
534 free( file->psz_url );
535 free( file->psz_mime );
540 /*****************************************************************************
541 * High Level Funtions: httpd_redirect_t
542 *****************************************************************************/
543 struct httpd_redirect_t
549 static int httpd_RedirectCallBack( httpd_callback_sys_t *p_sys,
550 httpd_client_t *cl, httpd_message_t *answer,
551 httpd_message_t *query )
553 httpd_redirect_t *rdir = (httpd_redirect_t*)p_sys;
556 if( answer == NULL || query == NULL )
560 answer->i_proto = query->i_proto;
561 answer->i_version= query->i_version;
562 answer->i_type = HTTPD_MSG_ANSWER;
563 answer->i_status = 301;
564 answer->psz_status = strdup( "Moved Permanently" );
566 p = answer->p_body = malloc( 1000 + strlen( rdir->psz_dst ) );
567 p += sprintf( (char *)p,
568 "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n"
569 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" "
570 "\"http://www.w3.org/TR/xhtml10/DTD/xhtml10strict.dtd\">\n"
573 "<title>Redirection</title>\n"
577 "<a href=\"%s\">redirected</a></h1>\n"
579 "<p><a href=\"http://www.videolan.org\">VideoLAN</a>\n</p>"
582 "</html>\n", rdir->psz_dst );
583 answer->i_body = p - answer->p_body;
585 /* XXX check if it's ok or we need to set an absolute url */
586 httpd_MsgAdd( answer, "Location", "%s", rdir->psz_dst );
588 httpd_MsgAdd( answer, "Content-Length", "%d", answer->i_body );
593 httpd_redirect_t *httpd_RedirectNew( httpd_host_t *host, char *psz_url_dst,
596 httpd_redirect_t *rdir = malloc( sizeof( httpd_redirect_t ) );
598 if( !( rdir->url = httpd_UrlNewUnique( host, psz_url_src, NULL, NULL, NULL ) ) )
603 rdir->psz_dst = strdup( psz_url_dst );
605 /* Redirect apply for all HTTP request and RTSP DESCRIBE resquest */
606 httpd_UrlCatch( rdir->url, HTTPD_MSG_HEAD, httpd_RedirectCallBack,
607 (httpd_callback_sys_t*)rdir );
608 httpd_UrlCatch( rdir->url, HTTPD_MSG_GET, httpd_RedirectCallBack,
609 (httpd_callback_sys_t*)rdir );
610 httpd_UrlCatch( rdir->url, HTTPD_MSG_POST, httpd_RedirectCallBack,
611 (httpd_callback_sys_t*)rdir );
612 httpd_UrlCatch( rdir->url, HTTPD_MSG_DESCRIBE, httpd_RedirectCallBack,
613 (httpd_callback_sys_t*)rdir );
617 void httpd_RedirectDelete( httpd_redirect_t *rdir )
619 httpd_UrlDelete( rdir->url );
620 free( rdir->psz_dst );
624 /*****************************************************************************
625 * High Level Funtions: httpd_stream_t
626 *****************************************************************************/
627 struct httpd_stream_t
634 /* Header to send as first packet */
638 /* circular buffer */
639 int i_buffer_size; /* buffer size, can't be reallocated smaller */
640 uint8_t *p_buffer; /* buffer */
641 int64_t i_buffer_pos; /* absolute position from begining */
642 int64_t i_buffer_last_pos; /* a new connection will start with that */
645 static int httpd_StreamCallBack( httpd_callback_sys_t *p_sys,
646 httpd_client_t *cl, httpd_message_t *answer,
647 httpd_message_t *query )
649 httpd_stream_t *stream = (httpd_stream_t*)p_sys;
651 if( answer == NULL || query == NULL || cl == NULL )
655 if( answer->i_body_offset > 0 )
661 fprintf( stderr, "httpd_StreamCallBack i_body_offset=%lld\n",
662 answer->i_body_offset );
665 if( answer->i_body_offset >= stream->i_buffer_pos )
667 /* fprintf( stderr, "httpd_StreamCallBack: no data\n" ); */
668 return VLC_EGENERIC; /* wait, no data available */
670 if( answer->i_body_offset + stream->i_buffer_size <
671 stream->i_buffer_pos )
673 /* this client isn't fast enough */
674 fprintf( stderr, "fixing i_body_offset (old=%lld new=%lld)\n",
675 answer->i_body_offset, stream->i_buffer_last_pos );
676 answer->i_body_offset = stream->i_buffer_last_pos;
679 i_pos = answer->i_body_offset % stream->i_buffer_size;
680 i_write = stream->i_buffer_pos - answer->i_body_offset;
681 if( i_write > 10000 )
685 else if( i_write <= 0 )
687 return VLC_EGENERIC; /* wait, no data available */
690 /* Don't go past the end of the circular buffer */
691 i_write = __MIN( i_write, stream->i_buffer_size - i_pos );
693 /* using HTTPD_MSG_ANSWER -> data available */
694 answer->i_proto = HTTPD_PROTO_HTTP;
695 answer->i_version= 0;
696 answer->i_type = HTTPD_MSG_ANSWER;
698 answer->i_body = i_write;
699 answer->p_body = malloc( i_write );
700 memcpy( answer->p_body, &stream->p_buffer[i_pos], i_write );
702 answer->i_body_offset += i_write;
708 answer->i_proto = HTTPD_PROTO_HTTP;
709 answer->i_version= 0;
710 answer->i_type = HTTPD_MSG_ANSWER;
712 answer->i_status = 200;
713 answer->psz_status = strdup( "OK" );
715 if( query->i_type != HTTPD_MSG_HEAD )
717 httpd_ClientModeStream( cl );
718 vlc_mutex_lock( &stream->lock );
719 /* Send the header */
720 if( stream->i_header > 0 )
722 answer->i_body = stream->i_header;
723 answer->p_body = malloc( stream->i_header );
724 memcpy( answer->p_body, stream->p_header, stream->i_header );
726 answer->i_body_offset = stream->i_buffer_last_pos;
727 vlc_mutex_unlock( &stream->lock );
731 httpd_MsgAdd( answer, "Content-Length", "%d", 0 );
732 answer->i_body_offset = 0;
735 if( !strcmp( stream->psz_mime, "video/x-ms-asf-stream" ) )
737 vlc_bool_t b_xplaystream = VLC_FALSE;
740 httpd_MsgAdd( answer, "Content-type", "%s",
741 "application/octet-stream" );
742 httpd_MsgAdd( answer, "Server", "Cougar 4.1.0.3921" );
743 httpd_MsgAdd( answer, "Pragma", "no-cache" );
744 httpd_MsgAdd( answer, "Pragma", "client-id=%d", rand()&0x7fff );
745 httpd_MsgAdd( answer, "Pragma", "features=\"broadcast\"" );
747 /* Check if there is a xPlayStrm=1 */
748 for( i = 0; i < query->i_name; i++ )
750 if( !strcasecmp( query->name[i], "Pragma" ) &&
751 strstr( query->value[i], "xPlayStrm=1" ) )
753 b_xplaystream = VLC_TRUE;
759 answer->i_body_offset = 0;
764 httpd_MsgAdd( answer, "Content-type", "%s", stream->psz_mime );
766 httpd_MsgAdd( answer, "Cache-Control", "%s", "no-cache" );
771 httpd_stream_t *httpd_StreamNew( httpd_host_t *host,
772 char *psz_url, char *psz_mime,
773 char *psz_user, char *psz_password,
774 const vlc_acl_t *p_acl )
776 httpd_stream_t *stream = malloc( sizeof( httpd_stream_t ) );
778 if( ( stream->url = httpd_UrlNewUnique( host, psz_url, psz_user,
779 psz_password, p_acl )
785 vlc_mutex_init( host, &stream->lock );
786 if( psz_mime && *psz_mime )
788 stream->psz_mime = strdup( psz_mime );
792 stream->psz_mime = strdup( httpd_MimeFromUrl( psz_url ) );
794 stream->i_header = 0;
795 stream->p_header = NULL;
796 stream->i_buffer_size = 5000000; /* 5 Mo per stream */
797 stream->p_buffer = malloc( stream->i_buffer_size );
798 /* We set to 1 to make life simpler
799 * (this way i_body_offset can never be 0) */
800 stream->i_buffer_pos = 1;
801 stream->i_buffer_last_pos = 1;
803 httpd_UrlCatch( stream->url, HTTPD_MSG_HEAD, httpd_StreamCallBack,
804 (httpd_callback_sys_t*)stream );
805 httpd_UrlCatch( stream->url, HTTPD_MSG_GET, httpd_StreamCallBack,
806 (httpd_callback_sys_t*)stream );
807 httpd_UrlCatch( stream->url, HTTPD_MSG_POST, httpd_StreamCallBack,
808 (httpd_callback_sys_t*)stream );
813 int httpd_StreamHeader( httpd_stream_t *stream, uint8_t *p_data, int i_data )
815 vlc_mutex_lock( &stream->lock );
816 if( stream->p_header )
818 free( stream->p_header );
819 stream->p_header = NULL;
821 stream->i_header = i_data;
824 stream->p_header = malloc( i_data );
825 memcpy( stream->p_header, p_data, i_data );
827 vlc_mutex_unlock( &stream->lock );
832 int httpd_StreamSend( httpd_stream_t *stream, uint8_t *p_data, int i_data )
837 if( i_data < 0 || p_data == NULL )
841 vlc_mutex_lock( &stream->lock );
843 /* save this pointer (to be used by new connection) */
844 stream->i_buffer_last_pos = stream->i_buffer_pos;
846 i_pos = stream->i_buffer_pos % stream->i_buffer_size;
852 i_copy = __MIN( i_count, stream->i_buffer_size - i_pos );
854 /* Ok, we can't go past the end of our buffer */
855 memcpy( &stream->p_buffer[i_pos], p_data, i_copy );
857 i_pos = ( i_pos + i_copy ) % stream->i_buffer_size;
862 stream->i_buffer_pos += i_data;
864 vlc_mutex_unlock( &stream->lock );
868 void httpd_StreamDelete( httpd_stream_t *stream )
870 httpd_UrlDelete( stream->url );
871 vlc_mutex_destroy( &stream->lock );
872 if( stream->psz_mime ) free( stream->psz_mime );
873 if( stream->p_header ) free( stream->p_header );
874 if( stream->p_buffer ) free( stream->p_buffer );
879 /*****************************************************************************
881 *****************************************************************************/
882 static void httpd_HostThread( httpd_host_t * );
884 /* create a new host */
885 httpd_host_t *httpd_HostNew( vlc_object_t *p_this, const char *psz_host,
888 return httpd_TLSHostNew( p_this, psz_host, i_port, NULL, NULL, NULL, NULL
892 httpd_host_t *httpd_TLSHostNew( vlc_object_t *p_this, const char *psz_hostname,
894 const char *psz_cert, const char *psz_key,
895 const char *psz_ca, const char *psz_crl )
904 if( psz_hostname == NULL )
907 psz_host = strdup( psz_hostname );
908 if( psz_host == NULL )
910 msg_Err( p_this, "memory error" );
914 /* to be sure to avoid multiple creation */
915 var_Create( p_this->p_libvlc, "httpd_mutex", VLC_VAR_MUTEX );
916 var_Get( p_this->p_libvlc, "httpd_mutex", &lockval );
917 vlc_mutex_lock( lockval.p_address );
919 if( !(httpd = vlc_object_find( p_this, VLC_OBJECT_HTTPD, FIND_ANYWHERE )) )
921 msg_Info( p_this, "creating httpd" );
922 if( ( httpd = vlc_object_create( p_this, VLC_OBJECT_HTTPD ) ) == NULL )
924 vlc_mutex_unlock( lockval.p_address );
932 vlc_object_yield( httpd );
933 vlc_object_attach( httpd, p_this->p_vlc );
936 /* verify if it already exist */
937 for( i = httpd->i_host - 1; i >= 0; i-- )
939 host = httpd->host[i];
941 /* cannot mix TLS and non-TLS hosts */
942 if( ( ( httpd->host[i]->p_tls != NULL ) != ( psz_cert != NULL ) )
943 || ( host->i_port != i_port )
944 || strcmp( host->psz_hostname, psz_hostname ) )
950 vlc_mutex_unlock( lockval.p_address );
956 /* determine TLS configuration */
957 if ( psz_cert != NULL )
959 p_tls = tls_ServerCreate( p_this, psz_cert, psz_key );
962 msg_Err( p_this, "TLS initialization error" );
966 if ( ( psz_ca != NULL) && tls_ServerAddCA( p_tls, psz_ca ) )
968 msg_Err( p_this, "TLS CA error" );
972 if ( ( psz_crl != NULL) && tls_ServerAddCRL( p_tls, psz_crl ) )
974 msg_Err( p_this, "TLS CRL error" );
981 /* create the new host */
982 host = vlc_object_create( p_this, sizeof( httpd_host_t ) );
984 vlc_mutex_init( httpd, &host->lock );
987 host->fd = net_ListenTCP( p_this, psz_host, i_port );
988 if( host->fd == NULL )
990 msg_Err( p_this, "cannot create socket(s) for HTTP host" );
994 host->i_port = i_port;
995 host->psz_hostname = psz_host;
1000 host->client = NULL;
1002 host->p_tls = p_tls;
1004 /* create the thread */
1005 if( vlc_thread_create( host, "httpd host thread", httpd_HostThread,
1006 VLC_THREAD_PRIORITY_LOW, VLC_FALSE ) )
1008 msg_Err( p_this, "cannot spawn http host thread" );
1012 /* now add it to httpd */
1013 TAB_APPEND( httpd->i_host, httpd->host, host );
1014 vlc_mutex_unlock( lockval.p_address );
1020 if( httpd->i_host <= 0 )
1022 vlc_object_release( httpd );
1023 vlc_object_detach( httpd );
1024 vlc_object_destroy( httpd );
1026 vlc_mutex_unlock( lockval.p_address );
1030 net_ListenClose( host->fd );
1031 vlc_mutex_destroy( &host->lock );
1032 vlc_object_destroy( host );
1036 tls_ServerDelete( p_tls );
1042 void httpd_HostDelete( httpd_host_t *host )
1044 httpd_t *httpd = host->httpd;
1045 vlc_value_t lockval;
1048 msg_Dbg( host, "httpd_HostDelete" );
1050 var_Get( httpd->p_libvlc, "httpd_mutex", &lockval );
1051 vlc_mutex_lock( lockval.p_address );
1054 if( host->i_ref > 0 )
1057 vlc_mutex_unlock( lockval.p_address );
1058 msg_Dbg( host, "httpd_HostDelete: host still used" );
1061 TAB_REMOVE( httpd->i_host, httpd->host, host );
1063 msg_Dbg( host, "httpd_HostDelete: host removed from http" );
1066 vlc_thread_join( host );
1068 msg_Dbg( host, "httpd_HostDelete: host thread joined" );
1070 for( i = 0; i < host->i_url; i++ )
1072 msg_Err( host, "url still registered:%s", host->url[i]->psz_url );
1074 for( i = 0; i < host->i_client; i++ )
1076 httpd_client_t *cl = host->client[i];
1077 msg_Warn( host, "client still connected" );
1078 httpd_ClientClean( cl );
1079 TAB_REMOVE( host->i_client, host->client, cl );
1085 if( host->p_tls != NULL)
1086 tls_ServerDelete( host->p_tls );
1088 net_ListenClose( host->fd );
1089 free( host->psz_hostname );
1091 vlc_mutex_destroy( &host->lock );
1092 vlc_object_destroy( host );
1094 if( httpd->i_host <= 0 )
1096 msg_Info( httpd, "httpd doesn't reference any host, deleting" );
1097 vlc_object_release( httpd );
1098 vlc_object_detach( httpd );
1099 vlc_object_destroy( httpd );
1101 vlc_mutex_unlock( lockval.p_address );
1104 /* register a new url */
1105 static httpd_url_t *httpd_UrlNewPrivate( httpd_host_t *host, char *psz_url,
1106 char *psz_user, char *psz_password,
1107 const vlc_acl_t *p_acl, 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 : "" );
1134 url->p_acl = ACL_Duplicate( host, p_acl );
1135 for( i = 0; i < HTTPD_MSG_MAX; i++ )
1137 url->catch[i].cb = NULL;
1138 url->catch[i].p_sys = NULL;
1141 TAB_APPEND( host->i_url, host->url, url );
1142 vlc_mutex_unlock( &host->lock );
1147 httpd_url_t *httpd_UrlNew( httpd_host_t *host, char *psz_url,
1148 char *psz_user, char *psz_password,
1149 const vlc_acl_t *p_acl )
1151 return httpd_UrlNewPrivate( host, psz_url, psz_user,
1152 psz_password, p_acl, VLC_FALSE );
1155 httpd_url_t *httpd_UrlNewUnique( httpd_host_t *host, char *psz_url,
1156 char *psz_user, char *psz_password,
1157 const vlc_acl_t *p_acl )
1159 return httpd_UrlNewPrivate( host, psz_url, psz_user,
1160 psz_password, p_acl, VLC_TRUE );
1163 /* register callback on a url */
1164 int httpd_UrlCatch( httpd_url_t *url, int i_msg, httpd_callback_t cb,
1165 httpd_callback_sys_t *p_sys )
1167 vlc_mutex_lock( &url->lock );
1168 url->catch[i_msg].cb = cb;
1169 url->catch[i_msg].p_sys= p_sys;
1170 vlc_mutex_unlock( &url->lock );
1177 void httpd_UrlDelete( httpd_url_t *url )
1179 httpd_host_t *host = url->host;
1182 vlc_mutex_lock( &host->lock );
1183 TAB_REMOVE( host->i_url, host->url, url );
1185 vlc_mutex_destroy( &url->lock );
1186 free( url->psz_url );
1187 free( url->psz_user );
1188 free( url->psz_password );
1189 ACL_Destroy( url->p_acl );
1191 for( i = 0; i < host->i_client; i++ )
1193 httpd_client_t *client = host->client[i];
1195 if( client->url == url )
1197 /* TODO complete it */
1198 msg_Warn( host, "force closing connections" );
1199 httpd_ClientClean( client );
1200 TAB_REMOVE( host->i_client, host->client, client );
1206 vlc_mutex_unlock( &host->lock );
1209 void httpd_MsgInit( httpd_message_t *msg )
1212 msg->i_type = HTTPD_MSG_NONE;
1213 msg->i_proto = HTTPD_PROTO_NONE;
1214 msg->i_version = -1;
1217 msg->psz_status = NULL;
1219 msg->psz_url = NULL;
1220 msg->psz_args = NULL;
1222 msg->i_channel = -1;
1229 msg->i_body_offset = 0;
1234 void httpd_MsgClean( httpd_message_t *msg )
1238 if( msg->psz_status )
1240 free( msg->psz_status );
1244 free( msg->psz_url );
1248 free( msg->psz_args );
1250 for( i = 0; i < msg->i_name; i++ )
1252 free( msg->name[i] );
1253 free( msg->value[i] );
1265 free( msg->p_body );
1267 httpd_MsgInit( msg );
1270 char *httpd_MsgGet( httpd_message_t *msg, char *name )
1274 for( i = 0; i < msg->i_name; i++ )
1276 if( !strcasecmp( msg->name[i], name ))
1278 return msg->value[i];
1283 void httpd_MsgAdd( httpd_message_t *msg, char *name, char *psz_value, ... )
1288 va_start( args, psz_value );
1289 #if defined(HAVE_VASPRINTF) && !defined(SYS_DARWIN) && !defined(SYS_BEOS)
1290 vasprintf( &value, psz_value, args );
1293 int i_size = strlen( psz_value ) + 4096; /* FIXME stupid system */
1294 value = calloc( i_size, sizeof( char ) );
1295 vsnprintf( value, i_size, psz_value, args );
1296 value[i_size - 1] = 0;
1301 name = strdup( name );
1303 TAB_APPEND( msg->i_name, msg->name, name );
1304 TAB_APPEND( msg->i_value, msg->value, value );
1307 static void httpd_ClientInit( httpd_client_t *cl )
1309 cl->i_state = HTTPD_CLIENT_RECEIVING;
1310 cl->i_activity_date = mdate();
1311 cl->i_activity_timeout = I64C(10000000);
1312 cl->i_buffer_size = 10000;
1314 cl->p_buffer = malloc( cl->i_buffer_size );
1315 cl->i_mode = HTTPD_CLIENT_FILE;
1316 cl->b_read_waiting = VLC_FALSE;
1318 httpd_MsgInit( &cl->query );
1319 httpd_MsgInit( &cl->answer );
1322 void httpd_ClientModeStream( httpd_client_t *cl )
1324 cl->i_mode = HTTPD_CLIENT_STREAM;
1327 void httpd_ClientModeBidir( httpd_client_t *cl )
1329 cl->i_mode = HTTPD_CLIENT_BIDIR;
1332 char* httpd_ClientIP( httpd_client_t *cl, char *psz_ip )
1334 return net_GetPeerAddress( cl->fd, psz_ip, NULL ) ? NULL : psz_ip;
1337 char* httpd_ServerIP( httpd_client_t *cl, char *psz_ip )
1339 return net_GetSockAddress( cl->fd, psz_ip, NULL ) ? NULL : psz_ip;
1342 static void httpd_ClientClean( httpd_client_t *cl )
1346 if( cl->p_tls != NULL )
1347 tls_ServerSessionClose( cl->p_tls );
1348 net_Close( cl->fd );
1352 httpd_MsgClean( &cl->answer );
1353 httpd_MsgClean( &cl->query );
1357 free( cl->p_buffer );
1358 cl->p_buffer = NULL;
1362 static httpd_client_t *httpd_ClientNew( int fd, struct sockaddr_storage *sock,
1364 tls_session_t *p_tls )
1366 httpd_client_t *cl = malloc( sizeof( httpd_client_t ) );
1369 memcpy( &cl->sock, sock, sizeof( cl->sock ) );
1370 cl->i_sock_size = i_sock_size;
1374 httpd_ClientInit( cl );
1380 static int httpd_NetRecv( httpd_client_t *cl, uint8_t *p, int i_len )
1382 tls_session_t *p_tls;
1386 return tls_Recv( p_tls, p, i_len );
1388 return recv( cl->fd, p, i_len, 0 );
1392 static int httpd_NetSend( httpd_client_t *cl, const uint8_t *p, int i_len )
1394 tls_session_t *p_tls;
1398 return tls_Send( p_tls, p, i_len );
1400 return send( cl->fd, p, i_len, 0 );
1404 static void httpd_ClientRecv( httpd_client_t *cl )
1408 if( cl->query.i_proto == HTTPD_PROTO_NONE )
1410 /* enought to see if it's rtp over rtsp or RTSP/HTTP */
1411 i_len = httpd_NetRecv( cl, &cl->p_buffer[cl->i_buffer],
1415 cl->i_buffer += i_len;
1418 if( cl->i_buffer >= 4 )
1420 /*fprintf( stderr, "peek=%4.4s\n", cl->p_buffer );*/
1422 if( cl->p_buffer[0] == '$' )
1424 /* RTSP (rtp over rtsp) */
1425 cl->query.i_proto = HTTPD_PROTO_RTSP;
1426 cl->query.i_type = HTTPD_MSG_CHANNEL;
1427 cl->query.i_channel = cl->p_buffer[1];
1428 cl->query.i_body = (cl->p_buffer[2] << 8)|cl->p_buffer[3];
1429 cl->query.p_body = malloc( cl->query.i_body );
1433 else if( !memcmp( cl->p_buffer, "HTTP", 4 ) )
1435 cl->query.i_proto = HTTPD_PROTO_HTTP;
1436 cl->query.i_type = HTTPD_MSG_ANSWER;
1438 else if( !memcmp( cl->p_buffer, "RTSP", 4 ) )
1440 cl->query.i_proto = HTTPD_PROTO_RTSP;
1441 cl->query.i_type = HTTPD_MSG_ANSWER;
1443 else if( !memcmp( cl->p_buffer, "GET", 3 ) ||
1444 !memcmp( cl->p_buffer, "HEAD", 4 ) ||
1445 !memcmp( cl->p_buffer, "POST", 4 ) )
1447 cl->query.i_proto = HTTPD_PROTO_HTTP;
1448 cl->query.i_type = HTTPD_MSG_NONE;
1452 cl->query.i_proto = HTTPD_PROTO_RTSP;
1453 cl->query.i_type = HTTPD_MSG_NONE;
1457 else if( cl->query.i_body > 0 )
1459 /* we are reading the body of a request or a channel */
1460 i_len = httpd_NetRecv( cl, &cl->query.p_body[cl->i_buffer],
1461 cl->query.i_body - cl->i_buffer );
1464 cl->i_buffer += i_len;
1466 if( cl->i_buffer >= cl->query.i_body )
1468 cl->i_state = HTTPD_CLIENT_RECEIVE_DONE;
1473 /* we are reading a header -> char by char */
1476 i_len = httpd_NetRecv (cl, &cl->p_buffer[cl->i_buffer], 1 );
1483 if( cl->i_buffer + 1 >= cl->i_buffer_size )
1485 cl->i_buffer_size += 1024;
1486 cl->p_buffer = realloc( cl->p_buffer, cl->i_buffer_size );
1488 if( ( cl->i_buffer >= 2 && !memcmp( &cl->p_buffer[cl->i_buffer-2], "\n\n", 2 ) )||
1489 ( cl->i_buffer >= 4 && !memcmp( &cl->p_buffer[cl->i_buffer-4], "\r\n\r\n", 4 ) ) )
1493 /* we have finished the header so parse it and set i_body */
1494 cl->p_buffer[cl->i_buffer] = '\0';
1496 if( cl->query.i_type == HTTPD_MSG_ANSWER )
1499 * assume strlen( "HTTP/1.x" ) = 8
1501 cl->query.i_status =
1502 strtol( (char *)&cl->p_buffer[8],
1508 cl->query.psz_status = strdup( p );
1520 { "GET", HTTPD_MSG_GET, HTTPD_PROTO_HTTP },
1521 { "HEAD", HTTPD_MSG_HEAD, HTTPD_PROTO_HTTP },
1522 { "POST", HTTPD_MSG_POST, HTTPD_PROTO_HTTP },
1524 { "OPTIONS", HTTPD_MSG_OPTIONS, HTTPD_PROTO_RTSP },
1525 { "DESCRIBE", HTTPD_MSG_DESCRIBE, HTTPD_PROTO_RTSP },
1526 { "SETUP", HTTPD_MSG_SETUP, HTTPD_PROTO_RTSP },
1527 { "PLAY", HTTPD_MSG_PLAY, HTTPD_PROTO_RTSP },
1528 { "PAUSE", HTTPD_MSG_PAUSE, HTTPD_PROTO_RTSP },
1529 { "TEARDOWN", HTTPD_MSG_TEARDOWN, HTTPD_PROTO_RTSP },
1531 { NULL, HTTPD_MSG_NONE, HTTPD_PROTO_NONE }
1536 cl->query.i_type = HTTPD_MSG_NONE;
1538 /*fprintf( stderr, "received new request=%s\n", cl->p_buffer);*/
1540 for( i = 0; msg_type[i].name != NULL; i++ )
1542 if( !strncmp( (char *)cl->p_buffer, msg_type[i].name,
1543 strlen( msg_type[i].name ) ) )
1545 p = (char *)&cl->p_buffer[strlen((char *)msg_type[i].name) + 1 ];
1546 cl->query.i_type = msg_type[i].i_type;
1547 if( cl->query.i_proto != msg_type[i].i_proto )
1550 cl->query.i_proto = HTTPD_PROTO_NONE;
1551 cl->query.i_type = HTTPD_MSG_NONE;
1558 if( strstr( (char *)cl->p_buffer, "HTTP/1." ) )
1560 cl->query.i_proto = HTTPD_PROTO_HTTP;
1562 else if( strstr( (char *)cl->p_buffer, "RTSP/1." ) )
1564 cl->query.i_proto = HTTPD_PROTO_RTSP;
1576 p2 = strchr( p, ' ' );
1581 if( !strncasecmp( p, "rtsp:", 5 ) )
1583 /* for rtsp url, you have rtsp://localhost:port/path */
1585 while( *p == '/' ) p++;
1586 while( *p && *p != '/' ) p++;
1588 cl->query.psz_url = strdup( p );
1589 if( ( p3 = strchr( cl->query.psz_url, '?' ) ) )
1592 cl->query.psz_args = (uint8_t *)strdup( p3 );
1600 if( !strncasecmp( p2, "HTTP/1.", 7 ) )
1602 cl->query.i_proto = HTTPD_PROTO_HTTP;
1603 cl->query.i_version = atoi( p2+7 );
1605 else if( !strncasecmp( p2, "RTSP/1.", 7 ) )
1607 cl->query.i_proto = HTTPD_PROTO_RTSP;
1608 cl->query.i_version = atoi( p2+7 );
1616 p = strchr( p, '\n' );
1620 while( *p == '\n' || *p == '\r' )
1624 while( p && *p != '\0' )
1627 char *eol = p = strchr( p, '\n' );
1630 while( eol && eol >= line && ( *eol == '\n' || *eol == '\r' ) )
1635 if( ( colon = strchr( line, ':' ) ) )
1641 while( *colon == ' ' )
1645 name = strdup( line );
1646 value = strdup( colon );
1648 TAB_APPEND( cl->query.i_name, cl->query.name, name );
1649 TAB_APPEND( cl->query.i_value,cl->query.value,value);
1651 if( !strcasecmp( name, "Content-Length" ) )
1653 cl->query.i_body = atol( value );
1660 while( *p == '\n' || *p == '\r' )
1667 if( cl->query.i_body > 0 )
1669 /* TODO Mhh, handle the case client will only send a request and close the connection
1670 * to mark and of body (probably only RTSP) */
1671 cl->query.p_body = malloc( cl->query.i_body );
1676 cl->i_state = HTTPD_CLIENT_RECEIVE_DONE;
1682 /* check if the client is to be set to dead */
1683 #if defined( WIN32 ) || defined( UNDER_CE )
1684 if( ( i_len < 0 && WSAGetLastError() != WSAEWOULDBLOCK ) || ( i_len == 0 ) )
1686 if( ( i_len < 0 && errno != EAGAIN && errno != EINTR ) || ( i_len == 0 ) )
1689 if( cl->query.i_proto != HTTPD_PROTO_NONE && cl->query.i_type != HTTPD_MSG_NONE )
1691 /* connection closed -> end of data */
1692 if( cl->query.i_body > 0 )
1694 cl->query.i_body = cl->i_buffer;
1696 cl->i_state = HTTPD_CLIENT_RECEIVE_DONE;
1700 cl->i_state = HTTPD_CLIENT_DEAD;
1703 cl->i_activity_date = mdate();
1705 /* XXX: for QT I have to disable timeout. Try to find why */
1706 if( cl->query.i_proto == HTTPD_PROTO_RTSP )
1707 cl->i_activity_timeout = 0;
1709 /* Debugging only */
1710 /*if( cl->i_state == HTTPD_CLIENT_RECEIVE_DONE )
1714 fprintf( stderr, "received new request\n" );
1715 fprintf( stderr, " - proto=%s\n",
1716 cl->query.i_proto == HTTPD_PROTO_HTTP ? "HTTP" : "RTSP" );
1717 fprintf( stderr, " - version=%d\n", cl->query.i_version );
1718 fprintf( stderr, " - msg=%d\n", cl->query.i_type );
1719 if( cl->query.i_type == HTTPD_MSG_ANSWER )
1721 fprintf( stderr, " - answer=%d '%s'\n", cl->query.i_status,
1722 cl->query.psz_status );
1724 else if( cl->query.i_type != HTTPD_MSG_NONE )
1726 fprintf( stderr, " - url=%s\n", cl->query.psz_url );
1728 for( i = 0; i < cl->query.i_name; i++ )
1730 fprintf( stderr, " - option name='%s' value='%s'\n",
1731 cl->query.name[i], cl->query.value[i] );
1737 static void httpd_ClientSend( httpd_client_t *cl )
1742 if( cl->i_buffer < 0 )
1744 /* We need to create the header */
1748 i_size = strlen( "HTTP/1.") + 10 + 10 +
1749 strlen( cl->answer.psz_status ? cl->answer.psz_status : "" ) + 5;
1750 for( i = 0; i < cl->answer.i_name; i++ )
1752 i_size += strlen( cl->answer.name[i] ) + 2 +
1753 strlen( cl->answer.value[i] ) + 2;
1756 if( cl->i_buffer_size < i_size )
1758 cl->i_buffer_size = i_size;
1759 free( cl->p_buffer );
1760 cl->p_buffer = malloc( i_size );
1762 p = (char *)cl->p_buffer;
1764 p += sprintf( p, "%s/1.%d %d %s\r\n",
1765 cl->answer.i_proto == HTTPD_PROTO_HTTP ? "HTTP" : "RTSP",
1766 cl->answer.i_version,
1767 cl->answer.i_status, cl->answer.psz_status );
1768 for( i = 0; i < cl->answer.i_name; i++ )
1770 p += sprintf( p, "%s: %s\r\n", cl->answer.name[i],
1771 cl->answer.value[i] );
1773 p += sprintf( p, "\r\n" );
1776 cl->i_buffer_size = (uint8_t*)p - cl->p_buffer;
1778 /*fprintf( stderr, "sending answer\n" );
1779 fprintf( stderr, "%s", cl->p_buffer );*/
1782 i_len = httpd_NetSend( cl, &cl->p_buffer[cl->i_buffer],
1783 cl->i_buffer_size - cl->i_buffer );
1786 cl->i_activity_date = mdate();
1787 cl->i_buffer += i_len;
1789 if( cl->i_buffer >= cl->i_buffer_size )
1791 if( cl->answer.i_body == 0 && cl->answer.i_body_offset > 0 &&
1792 !cl->b_read_waiting )
1794 /* catch more body data */
1795 int i_msg = cl->query.i_type;
1796 int64_t i_offset = cl->answer.i_body_offset;
1798 httpd_MsgClean( &cl->answer );
1799 cl->answer.i_body_offset = i_offset;
1801 cl->url->catch[i_msg].cb( cl->url->catch[i_msg].p_sys, cl,
1802 &cl->answer, &cl->query );
1805 if( cl->answer.i_body > 0 )
1807 /* send the body data */
1808 free( cl->p_buffer );
1809 cl->p_buffer = cl->answer.p_body;
1810 cl->i_buffer_size = cl->answer.i_body;
1813 cl->answer.i_body = 0;
1814 cl->answer.p_body = NULL;
1819 cl->i_state = HTTPD_CLIENT_SEND_DONE;
1825 #if defined( WIN32 ) || defined( UNDER_CE )
1826 if( ( i_len < 0 && WSAGetLastError() != WSAEWOULDBLOCK ) || ( i_len == 0 ) )
1828 if( ( i_len < 0 && errno != EAGAIN && errno != EINTR ) || ( i_len == 0 ) )
1832 cl->i_state = HTTPD_CLIENT_DEAD;
1837 static void httpd_ClientTlsHsIn( httpd_client_t *cl )
1839 switch( tls_SessionContinueHandshake( cl->p_tls ) )
1842 cl->i_state = HTTPD_CLIENT_RECEIVING;
1846 cl->i_state = HTTPD_CLIENT_DEAD;
1851 cl->i_state = HTTPD_CLIENT_TLS_HS_OUT;
1855 static void httpd_ClientTlsHsOut( httpd_client_t *cl )
1857 switch( tls_SessionContinueHandshake( cl->p_tls ) )
1860 cl->i_state = HTTPD_CLIENT_RECEIVING;
1864 cl->i_state = HTTPD_CLIENT_DEAD;
1869 cl->i_state = HTTPD_CLIENT_TLS_HS_IN;
1874 static void httpd_HostThread( httpd_host_t *host )
1876 tls_session_t *p_tls = NULL;
1878 while( !host->b_die )
1880 struct timeval timeout;
1883 /* FIXME: (too) many int variables */
1885 int i_handle_max = 0;
1888 int b_low_delay = 0;
1890 if( host->i_url <= 0 )
1897 /* built a set of handle to select */
1898 FD_ZERO( &fds_read );
1899 FD_ZERO( &fds_write );
1903 for( i_fd = 0; (fd = host->fd[i_fd]) != -1; i_fd++ )
1905 FD_SET( fd, &fds_read );
1906 if( fd > i_handle_max )
1910 /* prepare a new TLS session */
1911 if( ( p_tls == NULL ) && ( host->p_tls != NULL ) )
1912 p_tls = tls_ServerSessionPrepare( host->p_tls );
1914 /* add all socket that should be read/write and close dead connection */
1915 vlc_mutex_lock( &host->lock );
1916 for( i_client = 0; i_client < host->i_client; i_client++ )
1918 httpd_client_t *cl = host->client[i_client];
1920 if( cl->i_ref < 0 || ( cl->i_ref == 0 &&
1921 ( cl->i_state == HTTPD_CLIENT_DEAD ||
1922 ( cl->i_activity_timeout > 0 &&
1923 cl->i_activity_date+cl->i_activity_timeout < mdate()) ) ) )
1925 httpd_ClientClean( cl );
1926 TAB_REMOVE( host->i_client, host->client, cl );
1931 else if( ( cl->i_state == HTTPD_CLIENT_RECEIVING )
1932 || ( cl->i_state == HTTPD_CLIENT_TLS_HS_IN ) )
1934 FD_SET( cl->fd, &fds_read );
1935 i_handle_max = __MAX( i_handle_max, cl->fd );
1937 else if( ( cl->i_state == HTTPD_CLIENT_SENDING )
1938 || ( cl->i_state == HTTPD_CLIENT_TLS_HS_OUT ) )
1940 FD_SET( cl->fd, &fds_write );
1941 i_handle_max = __MAX( i_handle_max, cl->fd );
1943 else if( cl->i_state == HTTPD_CLIENT_RECEIVE_DONE )
1945 httpd_message_t *answer = &cl->answer;
1946 httpd_message_t *query = &cl->query;
1947 int i_msg = query->i_type;
1949 httpd_MsgInit( answer );
1951 /* Handle what we received */
1952 if( cl->i_mode != HTTPD_CLIENT_BIDIR &&
1953 (i_msg == HTTPD_MSG_ANSWER || i_msg == HTTPD_MSG_CHANNEL) )
1955 /* we can only receive request from client when not
1958 cl->i_state = HTTPD_CLIENT_DEAD;
1960 else if( i_msg == HTTPD_MSG_ANSWER )
1962 /* We are in BIDIR mode, trigger the callback and then
1963 * check for new data */
1964 if( cl->url && cl->url->catch[i_msg].cb )
1966 cl->url->catch[i_msg].cb( cl->url->catch[i_msg].p_sys,
1969 cl->i_state = HTTPD_CLIENT_WAITING;
1971 else if( i_msg == HTTPD_MSG_CHANNEL )
1973 /* We are in BIDIR mode, trigger the callback and then
1974 * check for new data */
1975 if( cl->url && cl->url->catch[i_msg].cb )
1977 cl->url->catch[i_msg].cb( cl->url->catch[i_msg].p_sys,
1980 cl->i_state = HTTPD_CLIENT_WAITING;
1982 else if( i_msg == HTTPD_MSG_OPTIONS )
1987 answer->i_proto = query->i_proto ;
1988 answer->i_type = HTTPD_MSG_ANSWER;
1989 answer->i_version= 0;
1990 answer->i_status = 200;
1991 answer->psz_status = strdup( "Ok" );
1994 answer->p_body = NULL;
1996 i_cseq = atoi( httpd_MsgGet( query, "Cseq" ) );
1997 httpd_MsgAdd( answer, "Cseq", "%d", i_cseq );
1998 httpd_MsgAdd( answer, "Server", "VLC Server" );
1999 httpd_MsgAdd( answer, "Public", "DESCRIBE, SETUP, "
2000 "TEARDOWN, PLAY, PAUSE" );
2001 httpd_MsgAdd( answer, "Content-Length", "%d",
2004 cl->i_buffer = -1; /* Force the creation of the answer in
2005 * httpd_ClientSend */
2006 cl->i_state = HTTPD_CLIENT_SENDING;
2008 else if( i_msg == HTTPD_MSG_NONE )
2010 if( query->i_proto == HTTPD_PROTO_NONE )
2013 cl->i_state = HTTPD_CLIENT_DEAD;
2020 answer->i_proto = query->i_proto ;
2021 answer->i_type = HTTPD_MSG_ANSWER;
2022 answer->i_version= 0;
2023 answer->i_status = 501;
2024 answer->psz_status = strdup( "Unimplemented" );
2026 p = answer->p_body = malloc( 1000 );
2028 p += sprintf( (char *)p,
2029 "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>"
2030 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" "
2031 "\"http://www.w3.org/TR/xhtml10/DTD/xhtml10strict.dtd\">\n"
2034 "<title>Error 501</title>\n"
2037 "<h1>501 Unimplemented</h1>\n"
2039 "<a href=\"http://www.videolan.org\">VideoLAN</a>\n"
2043 answer->i_body = p - answer->p_body;
2044 httpd_MsgAdd( answer, "Content-Length", "%d", answer->i_body );
2046 cl->i_buffer = -1; /* Force the creation of the answer in httpd_ClientSend */
2047 cl->i_state = HTTPD_CLIENT_SENDING;
2052 vlc_bool_t b_auth_failed = VLC_FALSE;
2053 vlc_bool_t b_hosts_failed = VLC_FALSE;
2056 /* Search the url and trigger callbacks */
2057 for( i = 0; i < host->i_url; i++ )
2059 httpd_url_t *url = host->url[i];
2061 if( !strcmp( url->psz_url, query->psz_url ) )
2063 if( url->catch[i_msg].cb )
2065 if( answer && ( url->p_acl != NULL ) )
2067 char *ip = httpd_ClientIP( cl );
2070 if( ACL_Check( url->p_acl, ip ) )
2072 b_hosts_failed = VLC_TRUE;
2080 if( answer && ( *url->psz_user || *url->psz_password ) )
2082 /* create the headers */
2083 char *b64 = httpd_MsgGet( query, "Authorization" ); /* BASIC id */
2087 asprintf( &id, "%s:%s", url->psz_user, url->psz_password );
2088 auth = malloc( strlen(b64) + 1 );
2090 if( !strncasecmp( b64, "BASIC", 5 ) )
2093 while( *b64 == ' ' )
2097 b64_decode( auth, b64 );
2103 if( strcmp( id, auth ) )
2105 httpd_MsgAdd( answer, "WWW-Authenticate", "Basic realm=\"%s\"", url->psz_user );
2106 /* We fail for all url */
2107 b_auth_failed = VLC_TRUE;
2117 if( !url->catch[i_msg].cb( url->catch[i_msg].p_sys, cl, answer, query ) )
2119 /* only one url can answer */
2121 if( cl->url == NULL )
2133 answer->i_proto = query->i_proto;
2134 answer->i_type = HTTPD_MSG_ANSWER;
2135 answer->i_version= 0;
2136 p = answer->p_body = malloc( 1000 + strlen(query->psz_url) );
2138 if( b_hosts_failed )
2140 answer->i_status = 403;
2141 answer->psz_status = strdup( "Forbidden" );
2143 /* FIXME: lots of code duplication */
2144 p += sprintf( (char *)p,
2145 "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>"
2146 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" "
2147 "\"http://www.w3.org/TR/xhtml10/DTD/xhtml10strict.dtd\">\n"
2150 "<title>Error 403</title>\n"
2153 "<h1>403 Forbidden (%s)</h1>\n"
2155 "<a href=\"http://www.videolan.org\">VideoLAN</a>\n"
2157 "</html>\n", query->psz_url );
2159 else if( b_auth_failed )
2161 answer->i_status = 401;
2162 answer->psz_status = strdup( "Authorization Required" );
2164 p += sprintf( (char *)p,
2165 "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>"
2166 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" "
2167 "\"http://www.w3.org/TR/xhtml10/DTD/xhtml10strict.dtd\">\n"
2170 "<title>Error 401</title>\n"
2173 "<h1>401 Authorization Required (%s)</h1>\n"
2175 "<a href=\"http://www.videolan.org\">VideoLAN</a>\n"
2177 "</html>\n", query->psz_url );
2181 /* no url registered */
2182 answer->i_status = 404;
2183 answer->psz_status = strdup( "Not found" );
2185 p += sprintf( (char *)p,
2186 "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>"
2187 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" "
2188 "\"http://www.w3.org/TR/xhtml10/DTD/xhtml10strict.dtd\">\n"
2191 "<title>Error 404</title>\n"
2194 "<h1>404 Resource not found(%s)</h1>\n"
2196 "<a href=\"http://www.videolan.org\">VideoLAN</a>\n"
2198 "</html>\n", query->psz_url );
2201 answer->i_body = p - answer->p_body;
2202 httpd_MsgAdd( answer, "Content-Length", "%d", answer->i_body );
2204 cl->i_buffer = -1; /* Force the creation of the answer in httpd_ClientSend */
2205 cl->i_state = HTTPD_CLIENT_SENDING;
2208 else if( cl->i_state == HTTPD_CLIENT_SEND_DONE )
2210 if( cl->i_mode == HTTPD_CLIENT_FILE || cl->answer.i_body_offset == 0 )
2213 if( ( cl->query.i_proto == HTTPD_PROTO_HTTP &&
2214 ( ( cl->answer.i_version == 0 && !strcasecmp( httpd_MsgGet( &cl->answer, "Connection" ), "Keep-Alive" ) ) ||
2215 ( cl->answer.i_version == 1 && strcasecmp( httpd_MsgGet( &cl->answer, "Connection" ), "Close" ) ) ) ) ||
2216 ( cl->query.i_proto == HTTPD_PROTO_RTSP &&
2217 strcasecmp( httpd_MsgGet( &cl->query, "Connection" ), "Close" ) &&
2218 strcasecmp( httpd_MsgGet( &cl->answer, "Connection" ), "Close" ) ) )
2220 httpd_MsgClean( &cl->query );
2221 httpd_MsgInit( &cl->query );
2224 cl->i_buffer_size = 1000;
2225 free( cl->p_buffer );
2226 cl->p_buffer = malloc( cl->i_buffer_size );
2227 cl->i_state = HTTPD_CLIENT_RECEIVING;
2231 cl->i_state = HTTPD_CLIENT_DEAD;
2233 httpd_MsgClean( &cl->answer );
2235 else if( cl->b_read_waiting )
2237 /* we have a message waiting for us to read it */
2238 httpd_MsgClean( &cl->answer );
2239 httpd_MsgClean( &cl->query );
2242 cl->i_buffer_size = 1000;
2243 free( cl->p_buffer );
2244 cl->p_buffer = malloc( cl->i_buffer_size );
2245 cl->i_state = HTTPD_CLIENT_RECEIVING;
2246 cl->b_read_waiting = VLC_FALSE;
2250 int64_t i_offset = cl->answer.i_body_offset;
2251 httpd_MsgClean( &cl->answer );
2253 cl->answer.i_body_offset = i_offset;
2254 free( cl->p_buffer );
2255 cl->p_buffer = NULL;
2257 cl->i_buffer_size = 0;
2259 cl->i_state = HTTPD_CLIENT_WAITING;
2262 else if( cl->i_state == HTTPD_CLIENT_WAITING )
2264 int64_t i_offset = cl->answer.i_body_offset;
2265 int i_msg = cl->query.i_type;
2267 httpd_MsgInit( &cl->answer );
2268 cl->answer.i_body_offset = i_offset;
2270 cl->url->catch[i_msg].cb( cl->url->catch[i_msg].p_sys, cl,
2271 &cl->answer, &cl->query );
2272 if( cl->answer.i_type != HTTPD_MSG_NONE )
2274 /* we have new data, so reenter send mode */
2276 cl->p_buffer = cl->answer.p_body;
2277 cl->i_buffer_size = cl->answer.i_body;
2278 cl->answer.p_body = NULL;
2279 cl->answer.i_body = 0;
2280 cl->i_state = HTTPD_CLIENT_SENDING;
2284 /* we shouldn't wait too long */
2285 b_low_delay = VLC_TRUE;
2289 /* Special for BIDIR mode we also check reading */
2290 if( cl->i_mode == HTTPD_CLIENT_BIDIR &&
2291 cl->i_state == HTTPD_CLIENT_SENDING )
2293 FD_SET( cl->fd, &fds_read );
2294 i_handle_max = __MAX( i_handle_max, cl->fd );
2297 vlc_mutex_unlock( &host->lock );
2299 /* we will wait 100ms or 20ms (not too big 'cause HTTPD_CLIENT_WAITING) */
2301 timeout.tv_usec = b_low_delay ? 20000 : 100000;
2303 i_ret = select( i_handle_max + 1,
2304 &fds_read, &fds_write, NULL, &timeout );
2306 if( i_ret == -1 && errno != EINTR )
2308 #if defined(WIN32) || defined(UNDER_CE)
2309 msg_Warn( host, "cannot select sockets (%d)", WSAGetLastError( ) );
2311 msg_Warn( host, "cannot select sockets : %s", strerror( errno ) );
2316 else if( i_ret <= 0 )
2321 /* accept new connections */
2322 for( i_fd = 0; (fd = host->fd[i_fd]) != -1; i_fd++ )
2324 if( FD_ISSET( fd, &fds_read ) )
2326 socklen_t i_sock_size = sizeof( struct sockaddr_storage );
2327 struct sockaddr_storage sock;
2329 fd = accept( fd, (struct sockaddr *)&sock, &i_sock_size );
2334 /* set this new socket non-block */
2335 #if defined( WIN32 ) || defined( UNDER_CE )
2337 unsigned long i_dummy = 1;
2338 ioctlsocket( fd, FIONBIO, &i_dummy );
2341 fcntl( fd, F_SETFL, O_NONBLOCK );
2346 switch ( tls_ServerSessionHandshake( p_tls, fd ) )
2349 msg_Err( host, "Rejecting TLS connection" );
2355 case 1: /* missing input - most likely */
2356 i_state = HTTPD_CLIENT_TLS_HS_IN;
2359 case 2: /* missing output */
2360 i_state = HTTPD_CLIENT_TLS_HS_OUT;
2369 cl = httpd_ClientNew( fd, &sock, i_sock_size, p_tls );
2371 vlc_mutex_lock( &host->lock );
2372 TAB_APPEND( host->i_client, host->client, cl );
2373 vlc_mutex_unlock( &host->lock );
2376 cl->i_state = i_state; // override state for TLS
2382 /* now try all others socket */
2383 vlc_mutex_lock( &host->lock );
2384 for( i_client = 0; i_client < host->i_client; i_client++ )
2386 httpd_client_t *cl = host->client[i_client];
2387 if( cl->i_state == HTTPD_CLIENT_RECEIVING )
2389 httpd_ClientRecv( cl );
2391 else if( cl->i_state == HTTPD_CLIENT_SENDING )
2393 httpd_ClientSend( cl );
2395 else if( cl->i_state == HTTPD_CLIENT_TLS_HS_IN )
2397 httpd_ClientTlsHsIn( cl );
2399 else if( cl->i_state == HTTPD_CLIENT_TLS_HS_OUT )
2401 httpd_ClientTlsHsOut( cl );
2404 if( cl->i_mode == HTTPD_CLIENT_BIDIR &&
2405 cl->i_state == HTTPD_CLIENT_SENDING &&
2406 FD_ISSET( cl->fd, &fds_read ) )
2408 cl->b_read_waiting = VLC_TRUE;
2411 vlc_mutex_unlock( &host->lock );
2415 tls_ServerSessionClose( p_tls );
2418 #else /* ENABLE_HTTPD */
2420 /* We just define an empty wrapper */
2421 httpd_host_t *httpd_TLSHostNew( vlc_object_t *a, char *b, int c,
2424 msg_Err( a, "HTTP daemon support is disabled" );
2427 httpd_host_t *httpd_HostNew( vlc_object_t *a, char *b, int c )
2429 msg_Err( a, "HTTP daemon support is disabled" );
2432 void httpd_HostDelete( httpd_host_t *a )
2435 httpd_url_t *httpd_UrlNew( httpd_host_t *host, char *psz_url,
2436 char *psz_user, char *psz_password,
2437 const vlc_acl_t *p_acl )
2441 httpd_url_t *httpd_UrlNewUnique( httpd_host_t *host, char *psz_url,
2442 char *psz_user, char *psz_password,
2443 const vlc_acl_t *p_acl )
2447 int httpd_UrlCatch( httpd_url_t *a, int b, httpd_callback_t c,
2448 httpd_callback_sys_t *d ){ return 0; }
2449 void httpd_UrlDelete( httpd_url_t *a ){}
2451 char *httpd_ClientIP( httpd_client_t *a ){ return 0; }
2452 void httpd_ClientModeStream( httpd_client_t *a ){}
2453 void httpd_ClientModeBidir( httpd_client_t *a ){}
2455 void httpd_FileDelete( httpd_file_t *a ){}
2456 httpd_file_t *httpd_FileNew( httpd_host_t *a, char *b, char *c, char *d,
2457 char *e, httpd_file_callback_t f,
2458 httpd_file_sys_t *g ){ return 0; }
2460 void httpd_RedirectDelete( httpd_redirect_t *a ){}
2461 httpd_redirect_t *httpd_RedirectNew( httpd_host_t *a,
2462 char *b, char *c ){ return 0; }
2464 void httpd_StreamDelete( httpd_stream_t *a ){}
2465 int httpd_StreamHeader( httpd_stream_t *a, uint8_t *b, int c ){ return 0; }
2466 int httpd_StreamSend ( httpd_stream_t *a, uint8_t *b, int c ){ return 0; }
2467 httpd_stream_t *httpd_StreamNew( httpd_host_t *a, char *b, char *c,
2468 char *d, char *e ){ return 0; }
2470 void httpd_MsgInit ( httpd_message_t *a ){}
2471 void httpd_MsgAdd ( httpd_message_t *a, char *b, char *c, ... ){}
2472 char *httpd_MsgGet ( httpd_message_t *a, char *b ){ return 0; }
2473 void httpd_MsgClean( httpd_message_t *a ){}
2475 #endif /* ENABLE_HTTPD */