1 /*****************************************************************************
3 *****************************************************************************
4 * Copyright (C) 2001-2005 the VideoLAN team
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * Jon Lech Johansen <jon@nanocrew.net>
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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
31 #include <vlc_block.h>
34 #include <vlc_input.h>
35 #include <vlc_playlist.h>
37 #ifdef HAVE_AVAHI_CLIENT
41 #define DIRECTORY_SEPARATOR '\\'
43 #define DIRECTORY_SEPARATOR '/'
47 #include "vlc_httpd.h"
49 #define DEFAULT_PORT 8080
50 #define DEFAULT_SSL_PORT 8443
52 /*****************************************************************************
54 *****************************************************************************/
55 static int Open ( vlc_object_t * );
56 static void Close( vlc_object_t * );
58 #define SOUT_CFG_PREFIX "sout-http-"
60 #define USER_TEXT N_("Username")
61 #define USER_LONGTEXT N_("User name that will be " \
62 "requested to access the stream." )
63 #define PASS_TEXT N_("Password")
64 #define PASS_LONGTEXT N_("Password that will be " \
65 "requested to access the stream." )
66 #define MIME_TEXT N_("Mime")
67 #define MIME_LONGTEXT N_("MIME returned by the server (autodetected " \
68 "if not specified)." )
69 #define CERT_TEXT N_( "Certificate file" )
70 #define CERT_LONGTEXT N_( "Path to the x509 PEM certificate file that will "\
71 "be used for HTTPS." )
72 #define KEY_TEXT N_( "Private key file" )
73 #define KEY_LONGTEXT N_( "Path to the x509 PEM private key file that will " \
74 "be used for HTTPS. Leave " \
75 "empty if you don't have one." )
76 #define CA_TEXT N_( "Root CA file" )
77 #define CA_LONGTEXT N_( "Path to the x509 PEM trusted root CA certificates " \
78 "(certificate authority) file that will be used for " \
79 "HTTPS. Leave empty if you " \
81 #define CRL_TEXT N_( "CRL file" )
82 #define CRL_LONGTEXT N_( "Path to the x509 PEM Certificates Revocation List " \
83 "file that will be used for SSL. Leave " \
84 "empty if you don't have one." )
85 #define BONJOUR_TEXT N_( "Advertise with Bonjour")
86 #define BONJOUR_LONGTEXT N_( "Advertise the stream with the Bonjour protocol." )
90 set_description( _("HTTP stream output") );
91 set_capability( "sout access", 0 );
92 set_shortname( "HTTP" );
93 add_shortcut( "http" );
94 add_shortcut( "https" );
95 add_shortcut( "mmsh" );
96 set_category( CAT_SOUT );
97 set_subcategory( SUBCAT_SOUT_ACO );
98 add_string( SOUT_CFG_PREFIX "user", "", NULL,
99 USER_TEXT, USER_LONGTEXT, VLC_TRUE );
100 add_string( SOUT_CFG_PREFIX "pwd", "", NULL,
101 PASS_TEXT, PASS_LONGTEXT, VLC_TRUE );
102 add_string( SOUT_CFG_PREFIX "mime", "", NULL,
103 MIME_TEXT, MIME_LONGTEXT, VLC_TRUE );
104 add_string( SOUT_CFG_PREFIX "cert", "vlc.pem", NULL,
105 CERT_TEXT, CERT_LONGTEXT, VLC_TRUE );
106 add_string( SOUT_CFG_PREFIX "key", NULL, NULL,
107 KEY_TEXT, KEY_LONGTEXT, VLC_TRUE );
108 add_string( SOUT_CFG_PREFIX "ca", NULL, NULL,
109 CA_TEXT, CA_LONGTEXT, VLC_TRUE );
110 add_string( SOUT_CFG_PREFIX "crl", NULL, NULL,
111 CRL_TEXT, CRL_LONGTEXT, VLC_TRUE );
112 add_bool( SOUT_CFG_PREFIX "bonjour", VLC_FALSE, NULL,
113 BONJOUR_TEXT, BONJOUR_LONGTEXT, VLC_TRUE);
114 set_callbacks( Open, Close );
118 /*****************************************************************************
119 * Exported prototypes
120 *****************************************************************************/
121 static const char *ppsz_sout_options[] = {
122 "user", "pwd", "mime", "cert", "key", "ca", "crl", NULL
125 static int Write( sout_access_out_t *, block_t * );
126 static int Seek ( sout_access_out_t *, off_t );
128 struct sout_access_out_sys_t
131 httpd_host_t *p_httpd_host;
134 httpd_stream_t *p_httpd_stream;
136 /* gather header from stream */
137 int i_header_allocated;
140 vlc_bool_t b_header_complete;
142 #ifdef HAVE_AVAHI_CLIENT
147 /*****************************************************************************
148 * Open: open the file
149 *****************************************************************************/
150 static int Open( vlc_object_t *p_this )
152 sout_access_out_t *p_access = (sout_access_out_t*)p_this;
153 sout_access_out_sys_t *p_sys;
160 char *psz_user = NULL;
161 char *psz_pwd = NULL;
162 char *psz_mime = NULL;
163 const char *psz_cert = NULL, *psz_key = NULL, *psz_ca = NULL,
167 if( !( p_sys = p_access->p_sys =
168 malloc( sizeof( sout_access_out_sys_t ) ) ) )
170 msg_Err( p_access, "Not enough memory" );
174 config_ChainParse( p_access, SOUT_CFG_PREFIX, ppsz_sout_options, p_access->p_cfg );
176 /* p_access->psz_path = "hostname:port/filename" */
177 psz_bind_addr = psz_parser = strdup( p_access->psz_path );
180 psz_file_name = NULL;
182 while( *psz_parser && *psz_parser != ':' && *psz_parser != '/' )
186 if( *psz_parser == ':' )
190 i_bind_port = atoi( psz_parser );
192 while( *psz_parser && *psz_parser != '/' )
197 if( *psz_parser == '/' )
201 psz_file_name = psz_parser;
204 if( psz_file_name == NULL )
206 psz_file_name = strdup( "/" );
208 else if( *psz_file_name != '/' )
210 char *p = psz_file_name;
212 psz_file_name = malloc( strlen( p ) + 2 );
213 strcpy( psz_file_name, "/" );
214 strcat( psz_file_name, p );
218 psz_file_name = strdup( psz_file_name );
222 if( p_access->psz_access && !strcmp( p_access->psz_access, "https" ) )
224 psz_cert = config_GetPsz( p_this, SOUT_CFG_PREFIX"cert" );
225 psz_key = config_GetPsz( p_this, SOUT_CFG_PREFIX"key" );
226 psz_ca = config_GetPsz( p_this, SOUT_CFG_PREFIX"ca" );
227 psz_crl = config_GetPsz( p_this, SOUT_CFG_PREFIX"crl" );
229 if( i_bind_port <= 0 )
230 i_bind_port = DEFAULT_SSL_PORT;
234 if( i_bind_port <= 0 )
235 i_bind_port = DEFAULT_PORT;
238 p_sys->p_httpd_host = httpd_TLSHostNew( VLC_OBJECT(p_access),
239 psz_bind_addr, i_bind_port,
240 psz_cert, psz_key, psz_ca,
242 if( p_sys->p_httpd_host == NULL )
244 msg_Err( p_access, "cannot listen on %s:%d",
245 psz_bind_addr, i_bind_port );
246 free( psz_file_name );
247 free( psz_bind_addr );
251 free( psz_bind_addr );
253 if( p_access->psz_access && !strcmp( p_access->psz_access, "mmsh" ) )
255 psz_mime = strdup( "video/x-ms-asf-stream" );
259 var_Get( p_access, SOUT_CFG_PREFIX "mime", &val );
260 if( *val.psz_string )
261 psz_mime = val.psz_string;
263 free( val.psz_string );
266 var_Get( p_access, SOUT_CFG_PREFIX "user", &val );
267 if( *val.psz_string )
268 psz_user = val.psz_string;
270 free( val.psz_string );
272 var_Get( p_access, SOUT_CFG_PREFIX "pwd", &val );
273 if( *val.psz_string )
274 psz_pwd = val.psz_string;
276 free( val.psz_string );
278 p_sys->p_httpd_stream =
279 httpd_StreamNew( p_sys->p_httpd_host, psz_file_name, psz_mime,
280 psz_user, psz_pwd, NULL );
285 if( p_sys->p_httpd_stream == NULL )
287 msg_Err( p_access, "cannot add stream %s", psz_file_name );
288 httpd_HostDelete( p_sys->p_httpd_host );
290 free( psz_file_name );
295 #ifdef HAVE_AVAHI_CLIENT
296 if( config_GetInt(p_this, SOUT_CFG_PREFIX "bonjour") )
298 char *psz_txt, *psz_name;
299 playlist_t *p_playlist = pl_Yield( p_access );
301 char *psz_uri = input_item_GetURI( p_playlist->status.p_item->p_input );
302 char *psz_newuri = psz_uri;
303 psz_name = strrchr( psz_newuri, DIRECTORY_SEPARATOR );
304 if( psz_name != NULL ) psz_name++;
305 else psz_name = psz_newuri;
308 asprintf( &psz_txt, "path=%s", psz_file_name ) == -1 )
310 pl_Release( p_playlist );
315 p_sys->p_bonjour = bonjour_start_service( (vlc_object_t *)p_access,
316 strcmp( p_access->psz_access, "https" )
317 ? "_vlc-http._tcp" : "_vlc-https._tcp",
318 psz_name, i_bind_port, psz_txt );
320 free( (void *)psz_txt );
322 if( p_sys->p_bonjour == NULL )
323 msg_Err( p_access, "unable to start requested Bonjour announce" );
324 pl_Release( p_playlist );
327 p_sys->p_bonjour = NULL;
330 free( psz_file_name );
332 p_sys->i_header_allocated = 1024;
333 p_sys->i_header_size = 0;
334 p_sys->p_header = malloc( p_sys->i_header_allocated );
335 p_sys->b_header_complete = VLC_FALSE;
337 p_access->pf_write = Write;
338 p_access->pf_seek = Seek;
341 /* update p_sout->i_out_pace_nocontrol */
342 p_access->p_sout->i_out_pace_nocontrol++;
347 /*****************************************************************************
348 * Close: close the target
349 *****************************************************************************/
350 static void Close( vlc_object_t * p_this )
352 sout_access_out_t *p_access = (sout_access_out_t*)p_this;
353 sout_access_out_sys_t *p_sys = p_access->p_sys;
355 #ifdef HAVE_AVAHI_CLIENT
356 if( p_sys->p_bonjour != NULL )
357 bonjour_stop_service( p_sys->p_bonjour );
360 /* update p_sout->i_out_pace_nocontrol */
361 p_access->p_sout->i_out_pace_nocontrol--;
363 httpd_StreamDelete( p_sys->p_httpd_stream );
364 httpd_HostDelete( p_sys->p_httpd_host );
366 free( p_sys->p_header );
368 msg_Dbg( p_access, "Close" );
373 /*****************************************************************************
375 *****************************************************************************/
376 static int Write( sout_access_out_t *p_access, block_t *p_buffer )
378 sout_access_out_sys_t *p_sys = p_access->p_sys;
386 if( p_buffer->i_flags & BLOCK_FLAG_HEADER )
389 if( p_sys->b_header_complete )
391 /* free previously gathered header */
392 p_sys->i_header_size = 0;
393 p_sys->b_header_complete = VLC_FALSE;
395 if( (int)(p_buffer->i_buffer + p_sys->i_header_size) >
396 p_sys->i_header_allocated )
398 p_sys->i_header_allocated =
399 p_buffer->i_buffer + p_sys->i_header_size + 1024;
401 realloc( p_sys->p_header, p_sys->i_header_allocated );
403 memcpy( &p_sys->p_header[p_sys->i_header_size],
405 p_buffer->i_buffer );
406 p_sys->i_header_size += p_buffer->i_buffer;
408 else if( !p_sys->b_header_complete )
410 p_sys->b_header_complete = VLC_TRUE;
412 httpd_StreamHeader( p_sys->p_httpd_stream, p_sys->p_header,
413 p_sys->i_header_size );
416 i_len += p_buffer->i_buffer;
418 i_err = httpd_StreamSend( p_sys->p_httpd_stream, p_buffer->p_buffer,
419 p_buffer->i_buffer );
421 p_next = p_buffer->p_next;
422 block_Release( p_buffer );
433 block_ChainRelease( p_buffer );
436 return( i_err < 0 ? VLC_EGENERIC : i_len );
439 /*****************************************************************************
440 * Seek: seek to a specific location in a file
441 *****************************************************************************/
442 static int Seek( sout_access_out_t *p_access, off_t i_pos )
444 msg_Warn( p_access, "HTTP sout access cannot seek" );