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>
36 #include <vlc_input.h>
37 #include <vlc_playlist.h>
39 #ifdef HAVE_AVAHI_CLIENT
43 #define DIRECTORY_SEPARATOR '\\'
45 #define DIRECTORY_SEPARATOR '/'
49 #include "vlc_httpd.h"
51 #define DEFAULT_PORT 8080
52 #define DEFAULT_SSL_PORT 8443
54 /*****************************************************************************
56 *****************************************************************************/
57 static int Open ( vlc_object_t * );
58 static void Close( vlc_object_t * );
60 #define SOUT_CFG_PREFIX "sout-http-"
62 #define USER_TEXT N_("Username")
63 #define USER_LONGTEXT N_("User name that will be " \
64 "requested to access the stream." )
65 #define PASS_TEXT N_("Password")
66 #define PASS_LONGTEXT N_("Password that will be " \
67 "requested to access the stream." )
69 /// \bug [String] missing closing parenthesis
70 #define MIME_TEXT N_("Mime")
71 #define MIME_LONGTEXT N_("MIME returned by the server (autodetected " \
74 #define CERT_TEXT N_( "Certificate file" )
75 #define CERT_LONGTEXT N_( "Path to the x509 PEM certificate file that will "\
76 "be used for HTTPS." )
77 #define KEY_TEXT N_( "Private key file" )
78 #define KEY_LONGTEXT N_( "Path to the x509 PEM private key file that will " \
79 "be used for HTTPS. Leave " \
80 "empty if you don't have one." )
81 #define CA_TEXT N_( "Root CA file" )
82 #define CA_LONGTEXT N_( "Path to the x509 PEM trusted root CA certificates " \
83 "(certificate authority) file that will be used for " \
84 "HTTPS. Leave empty if you " \
86 #define CRL_TEXT N_( "CRL file" )
87 #define CRL_LONGTEXT N_( "Path to the x509 PEM Certificates Revocation List " \
88 "file that will be used for SSL. Leave " \
89 "empty if you don't have one." )
90 #define BONJOUR_TEXT N_( "Advertise with Bonjour")
91 #define BONJOUR_LONGTEXT N_( "Advertise the stream with the Bonjour protocol." )
95 set_description( _("HTTP stream output") );
96 set_capability( "sout access", 0 );
97 set_shortname( "HTTP" );
98 add_shortcut( "http" );
99 add_shortcut( "https" );
100 add_shortcut( "mmsh" );
101 set_category( CAT_SOUT );
102 set_subcategory( SUBCAT_SOUT_ACO );
103 add_string( SOUT_CFG_PREFIX "user", "", NULL,
104 USER_TEXT, USER_LONGTEXT, VLC_TRUE );
105 add_string( SOUT_CFG_PREFIX "pwd", "", NULL,
106 PASS_TEXT, PASS_LONGTEXT, VLC_TRUE );
107 add_string( SOUT_CFG_PREFIX "mime", "", NULL,
108 MIME_TEXT, MIME_LONGTEXT, VLC_TRUE );
109 add_string( SOUT_CFG_PREFIX "cert", "vlc.pem", NULL,
110 CERT_TEXT, CERT_LONGTEXT, VLC_TRUE );
111 add_string( SOUT_CFG_PREFIX "key", NULL, NULL,
112 KEY_TEXT, KEY_LONGTEXT, VLC_TRUE );
113 add_string( SOUT_CFG_PREFIX "ca", NULL, NULL,
114 CA_TEXT, CA_LONGTEXT, VLC_TRUE );
115 add_string( SOUT_CFG_PREFIX "crl", NULL, NULL,
116 CRL_TEXT, CRL_LONGTEXT, VLC_TRUE );
117 add_bool( SOUT_CFG_PREFIX "bonjour", VLC_FALSE, NULL,
118 BONJOUR_TEXT, BONJOUR_LONGTEXT, VLC_TRUE);
119 set_callbacks( Open, Close );
123 /*****************************************************************************
124 * Exported prototypes
125 *****************************************************************************/
126 static const char *ppsz_sout_options[] = {
127 "user", "pwd", "mime", "cert", "key", "ca", "crl", NULL
130 static int Write( sout_access_out_t *, block_t * );
131 static int Seek ( sout_access_out_t *, off_t );
133 struct sout_access_out_sys_t
136 httpd_host_t *p_httpd_host;
139 httpd_stream_t *p_httpd_stream;
141 /* gather header from stream */
142 int i_header_allocated;
145 vlc_bool_t b_header_complete;
147 #ifdef HAVE_AVAHI_CLIENT
152 /*****************************************************************************
153 * Open: open the file
154 *****************************************************************************/
155 static int Open( vlc_object_t *p_this )
157 sout_access_out_t *p_access = (sout_access_out_t*)p_this;
158 sout_access_out_sys_t *p_sys;
165 char *psz_user = NULL;
166 char *psz_pwd = NULL;
167 char *psz_mime = NULL;
168 const char *psz_cert = NULL, *psz_key = NULL, *psz_ca = NULL,
172 if( !( p_sys = p_access->p_sys =
173 malloc( sizeof( sout_access_out_sys_t ) ) ) )
175 msg_Err( p_access, "Not enough memory" );
179 config_ChainParse( p_access, SOUT_CFG_PREFIX, ppsz_sout_options, p_access->p_cfg );
181 /* p_access->psz_path = "hostname:port/filename" */
182 psz_bind_addr = psz_parser = strdup( p_access->psz_path );
185 psz_file_name = NULL;
187 while( *psz_parser && *psz_parser != ':' && *psz_parser != '/' )
191 if( *psz_parser == ':' )
195 i_bind_port = atoi( psz_parser );
197 while( *psz_parser && *psz_parser != '/' )
202 if( *psz_parser == '/' )
206 psz_file_name = psz_parser;
209 if( psz_file_name == NULL )
211 psz_file_name = strdup( "/" );
213 else if( *psz_file_name != '/' )
215 char *p = psz_file_name;
217 psz_file_name = malloc( strlen( p ) + 2 );
218 strcpy( psz_file_name, "/" );
219 strcat( psz_file_name, p );
223 psz_file_name = strdup( psz_file_name );
227 if( p_access->psz_access && !strcmp( p_access->psz_access, "https" ) )
229 psz_cert = config_GetPsz( p_this, SOUT_CFG_PREFIX"cert" );
230 psz_key = config_GetPsz( p_this, SOUT_CFG_PREFIX"key" );
231 psz_ca = config_GetPsz( p_this, SOUT_CFG_PREFIX"ca" );
232 psz_crl = config_GetPsz( p_this, SOUT_CFG_PREFIX"crl" );
234 if( i_bind_port <= 0 )
235 i_bind_port = DEFAULT_SSL_PORT;
239 if( i_bind_port <= 0 )
240 i_bind_port = DEFAULT_PORT;
243 p_sys->p_httpd_host = httpd_TLSHostNew( VLC_OBJECT(p_access),
244 psz_bind_addr, i_bind_port,
245 psz_cert, psz_key, psz_ca,
247 if( p_sys->p_httpd_host == NULL )
249 msg_Err( p_access, "cannot listen on %s:%d",
250 psz_bind_addr, i_bind_port );
251 free( psz_file_name );
252 free( psz_bind_addr );
256 free( psz_bind_addr );
258 if( p_access->psz_access && !strcmp( p_access->psz_access, "mmsh" ) )
260 psz_mime = strdup( "video/x-ms-asf-stream" );
264 var_Get( p_access, SOUT_CFG_PREFIX "mime", &val );
265 if( *val.psz_string )
266 psz_mime = val.psz_string;
268 free( val.psz_string );
271 var_Get( p_access, SOUT_CFG_PREFIX "user", &val );
272 if( *val.psz_string )
273 psz_user = val.psz_string;
275 free( val.psz_string );
277 var_Get( p_access, SOUT_CFG_PREFIX "pwd", &val );
278 if( *val.psz_string )
279 psz_pwd = val.psz_string;
281 free( val.psz_string );
283 p_sys->p_httpd_stream =
284 httpd_StreamNew( p_sys->p_httpd_host, psz_file_name, psz_mime,
285 psz_user, psz_pwd, NULL );
286 if( psz_user ) free( psz_user );
287 if( psz_pwd ) free( psz_pwd );
288 if( psz_mime ) free( psz_mime );
290 if( p_sys->p_httpd_stream == NULL )
292 msg_Err( p_access, "cannot add stream %s", psz_file_name );
293 httpd_HostDelete( p_sys->p_httpd_host );
295 free( psz_file_name );
300 #ifdef HAVE_AVAHI_CLIENT
301 if( config_GetInt(p_this, SOUT_CFG_PREFIX "bonjour") )
303 char *psz_txt, *psz_name;
304 playlist_t *p_playlist = pl_Yield( p_access );
306 psz_name = strrchr( p_playlist->status.p_item->p_input->psz_uri,
307 DIRECTORY_SEPARATOR );
308 if( psz_name != NULL ) psz_name++;
309 else psz_name = p_playlist->status.p_item->p_input->psz_uri;
311 asprintf( &psz_txt, "path=%s", psz_file_name );
313 p_sys->p_bonjour = bonjour_start_service( (vlc_object_t *)p_access,
314 strcmp( p_access->psz_access, "https" )
315 ? "_vlc-http._tcp" : "_vlc-https._tcp",
316 psz_name, i_bind_port, psz_txt );
317 free( (void *)psz_txt );
319 if( p_sys->p_bonjour == NULL )
320 msg_Err( p_access, "unable to start requested Bonjour announce" );
321 vlc_object_release( p_playlist );
324 p_sys->p_bonjour = NULL;
327 free( psz_file_name );
329 p_sys->i_header_allocated = 1024;
330 p_sys->i_header_size = 0;
331 p_sys->p_header = malloc( p_sys->i_header_allocated );
332 p_sys->b_header_complete = VLC_FALSE;
334 p_access->pf_write = Write;
335 p_access->pf_seek = Seek;
338 /* update p_sout->i_out_pace_nocontrol */
339 p_access->p_sout->i_out_pace_nocontrol++;
344 /*****************************************************************************
345 * Close: close the target
346 *****************************************************************************/
347 static void Close( vlc_object_t * p_this )
349 sout_access_out_t *p_access = (sout_access_out_t*)p_this;
350 sout_access_out_sys_t *p_sys = p_access->p_sys;
352 #ifdef HAVE_AVAHI_CLIENT
353 if( p_sys->p_bonjour != NULL )
354 bonjour_stop_service( p_sys->p_bonjour );
357 /* update p_sout->i_out_pace_nocontrol */
358 p_access->p_sout->i_out_pace_nocontrol--;
360 httpd_StreamDelete( p_sys->p_httpd_stream );
361 httpd_HostDelete( p_sys->p_httpd_host );
363 FREE( p_sys->p_header );
365 msg_Dbg( p_access, "Close" );
370 /*****************************************************************************
372 *****************************************************************************/
373 static int Write( sout_access_out_t *p_access, block_t *p_buffer )
375 sout_access_out_sys_t *p_sys = p_access->p_sys;
383 if( p_buffer->i_flags & BLOCK_FLAG_HEADER )
386 if( p_sys->b_header_complete )
388 /* free previously gathered header */
389 p_sys->i_header_size = 0;
390 p_sys->b_header_complete = VLC_FALSE;
392 if( (int)(p_buffer->i_buffer + p_sys->i_header_size) >
393 p_sys->i_header_allocated )
395 p_sys->i_header_allocated =
396 p_buffer->i_buffer + p_sys->i_header_size + 1024;
398 realloc( p_sys->p_header, p_sys->i_header_allocated );
400 memcpy( &p_sys->p_header[p_sys->i_header_size],
402 p_buffer->i_buffer );
403 p_sys->i_header_size += p_buffer->i_buffer;
405 else if( !p_sys->b_header_complete )
407 p_sys->b_header_complete = VLC_TRUE;
409 httpd_StreamHeader( p_sys->p_httpd_stream, p_sys->p_header,
410 p_sys->i_header_size );
413 i_len += p_buffer->i_buffer;
415 i_err = httpd_StreamSend( p_sys->p_httpd_stream, p_buffer->p_buffer,
416 p_buffer->i_buffer );
418 p_next = p_buffer->p_next;
419 block_Release( p_buffer );
430 block_ChainRelease( p_buffer );
433 return( i_err < 0 ? VLC_EGENERIC : i_len );
436 /*****************************************************************************
437 * Seek: seek to a specific location in a file
438 *****************************************************************************/
439 static int Seek( sout_access_out_t *p_access, off_t i_pos )
441 msg_Warn( p_access, "HTTP sout access cannot seek" );