* Read an MPEG2 stream, demultiplex and parse it before sending it to
* decoders.
*****************************************************************************
- * Copyright (C) 1998, 1999, 2000 VideoLAN
- * $Id: input.c,v 1.93 2001/03/15 01:42:20 sam Exp $
+ * Copyright (C) 1998-2001 VideoLAN
+ * $Id: input.c,v 1.169 2002/01/09 02:01:14 sam Exp $
*
* Authors: Christophe Massiot <massiot@via.ecp.fr>
*
/*****************************************************************************
* Preamble
*****************************************************************************/
-#include "defs.h"
-
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
-#include <unistd.h>
+
+#include <videolan/vlc.h>
+
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#elif defined( _MSC_VER ) && defined( _WIN32 )
+# include <io.h>
+#endif
+
#include <string.h>
#include <errno.h>
-/* Network functions */
+#ifdef STRNCASECMP_IN_STRINGS_H
+# include <strings.h>
+#endif
-#ifndef SYS_BEOS
-#include <netdb.h> /* hostent ... */
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-#include <sys/types.h>
-#include <sys/socket.h>
+#ifdef WIN32
+# include <winsock2.h>
+# include <ws2tcpip.h>
+#elif !defined( SYS_BEOS ) && !defined( SYS_NTO )
+# include <netdb.h> /* hostent ... */
+# include <sys/socket.h>
+# include <netinet/in.h>
+# ifdef HAVE_ARPA_INET_H
+# include <arpa/inet.h> /* inet_ntoa(), inet_aton() */
+# endif
#endif
-#ifdef STATS
+#ifdef HAVE_SYS_TIMES_H
# include <sys/times.h>
#endif
-#include "config.h"
-#include "common.h"
-#include "threads.h"
-#include "mtime.h"
#include "netutils.h"
-#include "modules.h"
-#include "intf_msg.h"
#include "intf_playlist.h"
#include "stream_control.h"
#include "input_ext-intf.h"
#include "input_ext-dec.h"
+#include "input_ext-plugins.h"
-#include "input.h"
#include "interface.h"
-#include "main.h"
-
- /* #include <netutils.h> */
-
-
/*****************************************************************************
* Local prototypes
*****************************************************************************/
static void RunThread ( input_thread_t *p_input );
static int InitThread ( input_thread_t *p_input );
static void ErrorThread ( input_thread_t *p_input );
+static void CloseThread ( input_thread_t *p_input );
static void DestroyThread ( input_thread_t *p_input );
static void EndThread ( input_thread_t *p_input );
+static void FileOpen ( input_thread_t *p_input );
+static void StdOpen ( input_thread_t *p_input );
+static void FileClose ( input_thread_t *p_input );
+#if !defined( SYS_BEOS ) && !defined( SYS_NTO )
+static void NetworkOpen ( input_thread_t *p_input );
+static void HTTPOpen ( input_thread_t *p_input );
+static void NetworkClose ( input_thread_t *p_input );
+#endif
+
+/*****************************************************************************
+ * input_InitBank: initialize the input bank.
+ *****************************************************************************/
+void input_InitBank ( void )
+{
+ p_input_bank->i_count = 0;
+
+ /* XXX: Workaround for old interface modules */
+ p_input_bank->pp_input[0] = NULL;
+
+ vlc_mutex_init( &p_input_bank->lock );
+}
+
+/*****************************************************************************
+ * input_EndBank: empty the input bank.
+ *****************************************************************************
+ * This function ends all unused inputs and empties the bank in
+ * case of success.
+ *****************************************************************************/
+void input_EndBank ( void )
+{
+ int i_input;
+
+ /* Ask all remaining video outputs to die */
+ for( i_input = 0; i_input < p_input_bank->i_count; i_input++ )
+ {
+ input_StopThread(
+ p_input_bank->pp_input[ i_input ], NULL );
+ input_DestroyThread(
+ p_input_bank->pp_input[ i_input ] );
+ }
+
+ vlc_mutex_destroy( &p_input_bank->lock );
+}
+
/*****************************************************************************
* input_CreateThread: creates a new input thread
*****************************************************************************
input_thread_t *input_CreateThread ( playlist_item_t *p_item, int *pi_status )
{
input_thread_t * p_input; /* thread descriptor */
- int i_status; /* thread status */
/* Allocate descriptor */
p_input = (input_thread_t *)malloc( sizeof(input_thread_t) );
return( NULL );
}
- /* Packets read once */
- p_input->i_read_once = INPUT_READ_ONCE;
-
/* Initialize thread properties */
- p_input->b_die = 0;
- p_input->b_error = 0;
- p_input->b_eof = 0;
+ p_input->b_die = 0;
+ p_input->b_error = 0;
+ p_input->b_eof = 0;
/* Set target */
- p_input->p_source = p_item->psz_name;
+ p_input->p_source = p_item->psz_name;
- /* I have never understood that stuff --Meuuh */
- p_input->pi_status = (pi_status != NULL) ? pi_status : &i_status;
- *p_input->pi_status = THREAD_CREATE;
+ /* Set status */
+ p_input->i_status = THREAD_CREATE;
/* Initialize stream description */
p_input->stream.i_es_number = 0;
p_input->stream.i_selected_es_number = 0;
p_input->stream.i_pgrm_number = 0;
p_input->stream.i_new_status = p_input->stream.i_new_rate = 0;
+ p_input->stream.b_new_mute = MUTE_NO_CHANGE;
p_input->stream.i_mux_rate = 0;
+ /* no stream, no area */
p_input->stream.i_area_nb = 0;
p_input->stream.pp_areas = NULL;
- /* By default there is one areas in a stream */
+ p_input->stream.p_selected_area = NULL;
+ p_input->stream.p_new_area = NULL;
+
+ /* By default there is one area in a stream */
input_AddArea( p_input );
p_input->stream.p_selected_area = p_input->stream.pp_areas[0];
- p_input->stream.p_selected_area->i_seek = NO_SEEK;
/* Initialize stream control properties. */
p_input->stream.control.i_status = PLAYING_S;
p_input->stream.control.i_rate = DEFAULT_RATE;
p_input->stream.control.b_mute = 0;
- p_input->stream.control.b_bw = 0;
+ p_input->stream.control.b_grayscale = main_GetIntVariable(
+ VOUT_GRAYSCALE_VAR, VOUT_GRAYSCALE_DEFAULT );
+ p_input->stream.control.i_smp = main_GetIntVariable(
+ VDEC_SMP_VAR, VDEC_SMP_DEFAULT );
- /* Initialize default settings for spawned decoders */
- p_input->p_default_aout = p_main->p_aout;
- p_input->p_default_vout = p_main->p_vout;
+ intf_WarnMsg( 1, "input: playlist item `%s'", p_input->p_source );
- /* Create thread and set locks. */
- vlc_mutex_init( &p_input->stream.stream_lock );
- vlc_cond_init( &p_input->stream.stream_wait );
- vlc_mutex_init( &p_input->stream.control.control_lock );
+ /* Create thread. */
if( vlc_thread_create( &p_input->thread_id, "input", (void *) RunThread,
(void *) p_input ) )
{
return( NULL );
}
+#if 0
/* If status is NULL, wait until the thread is created */
if( pi_status == NULL )
{
msleep( THREAD_SLEEP );
} while( (i_status != THREAD_READY) && (i_status != THREAD_ERROR)
&& (i_status != THREAD_FATAL) );
- if( i_status != THREAD_READY )
- {
- return( NULL );
- }
}
+#endif
+
return( p_input );
}
/*****************************************************************************
- * input_DestroyThread: mark an input thread as zombie
+ * input_StopThread: mark an input thread as zombie
*****************************************************************************
* This function should not return until the thread is effectively cancelled.
*****************************************************************************/
-void input_DestroyThread( input_thread_t *p_input, int *pi_status )
+void input_StopThread( input_thread_t *p_input, int *pi_status )
{
- int i_status; /* thread status */
-
- /* Set status */
- p_input->pi_status = (pi_status != NULL) ? pi_status : &i_status;
- *p_input->pi_status = THREAD_DESTROY;
+ /* Make the thread exit from a possible vlc_cond_wait() */
+ vlc_mutex_lock( &p_input->stream.stream_lock );
/* Request thread destruction */
p_input->b_die = 1;
- /* Make the thread exit of an eventual vlc_cond_wait() */
- vlc_mutex_lock( &p_input->stream.stream_lock );
vlc_cond_signal( &p_input->stream.stream_wait );
vlc_mutex_unlock( &p_input->stream.stream_lock );
/* If status is NULL, wait until thread has been destroyed */
+#if 0
if( pi_status == NULL )
{
do
} while ( (i_status != THREAD_OVER) && (i_status != THREAD_ERROR)
&& (i_status != THREAD_FATAL) );
}
+#endif
+}
+
+/*****************************************************************************
+ * input_DestroyThread: mark an input thread as zombie
+ *****************************************************************************
+ * This function should not return until the thread is effectively cancelled.
+ *****************************************************************************/
+void input_DestroyThread( input_thread_t *p_input )
+{
+ /* Join the thread */
+ vlc_thread_join( p_input->thread_id );
+
+ /* Destroy Mutex locks */
+ vlc_mutex_destroy( &p_input->stream.control.control_lock );
+ vlc_mutex_destroy( &p_input->stream.stream_lock );
+
+ /* Free input structure */
+ free( p_input );
}
/*****************************************************************************
*****************************************************************************/
static void RunThread( input_thread_t *p_input )
{
- int i_error, i;
-
if( InitThread( p_input ) )
{
-
/* If we failed, wait before we are killed, and exit */
- *p_input->pi_status = THREAD_ERROR;
+ p_input->i_status = THREAD_ERROR;
p_input->b_error = 1;
ErrorThread( p_input );
DestroyThread( p_input );
return;
}
+ p_input->i_status = THREAD_READY;
+
+ /* initialization is complete */
+ vlc_mutex_lock( &p_input->stream.stream_lock );
+ p_input->stream.b_changed = 1;
+ vlc_mutex_unlock( &p_input->stream.stream_lock );
+
while( !p_input->b_die && !p_input->b_error && !p_input->b_eof )
{
- data_packet_t * pp_packets[p_input->i_read_once];
+ data_packet_t * p_data;
+ int i_count, i;
-#ifdef STATS
p_input->c_loops++;
-#endif
vlc_mutex_lock( &p_input->stream.stream_lock );
+
+ if( p_input->stream.p_new_program )
+ {
+ if( p_input->pf_set_program != NULL )
+ {
+
+ p_input->pf_set_program( p_input,
+ p_input->stream.p_new_program );
+
+ for( i = 0; i < p_input->stream.i_pgrm_number; i++ )
+ {
+ pgrm_descriptor_t * p_pgrm
+ = p_input->stream.pp_programs[i];
+ /* Escape all decoders for the stream discontinuity they
+ * will encounter. */
+ input_EscapeDiscontinuity( p_input, p_pgrm );
+
+ /* Reinitialize synchro. */
+ p_pgrm->i_synchro_state = SYNCHRO_REINIT;
+ }
+ }
+ p_input->stream.p_new_program = NULL;
+ }
+
+ if( p_input->stream.p_new_area )
+ {
+ if( p_input->stream.b_seekable && p_input->pf_set_area != NULL )
+ {
+
+ p_input->pf_set_area( p_input, p_input->stream.p_new_area );
+
+ for( i = 0; i < p_input->stream.i_pgrm_number; i++ )
+ {
+ pgrm_descriptor_t * p_pgrm
+ = p_input->stream.pp_programs[i];
+ /* Escape all decoders for the stream discontinuity they
+ * will encounter. */
+ input_EscapeDiscontinuity( p_input, p_pgrm );
+
+ /* Reinitialize synchro. */
+ p_pgrm->i_synchro_state = SYNCHRO_REINIT;
+ }
+ }
+ p_input->stream.p_new_area = NULL;
+ }
+
if( p_input->stream.p_selected_area->i_seek != NO_SEEK )
{
if( p_input->stream.b_seekable && p_input->pf_seek != NULL )
}
p_input->stream.p_selected_area->i_seek = NO_SEEK;
}
- vlc_mutex_unlock( &p_input->stream.stream_lock );
- i_error = p_input->pf_read( p_input, pp_packets );
+ if( p_input->stream.p_removed_es )
+ {
+ input_UnselectES( p_input, p_input->stream.p_removed_es );
+ p_input->stream.p_removed_es = NULL;
+ }
- /* Demultiplex read packets. */
- for( i = 0; i < p_input->i_read_once && pp_packets[i] != NULL; i++ )
+ if( p_input->stream.p_newly_selected_es )
{
- p_input->pf_demux( p_input, pp_packets[i] );
+ input_SelectES( p_input, p_input->stream.p_newly_selected_es );
+ p_input->stream.p_newly_selected_es = NULL;
}
- if( i_error )
+ if( p_input->stream.b_new_mute != MUTE_NO_CHANGE )
{
- if( i_error == 1 )
- {
- /* End of file - we do not set b_die because only the
- * interface is allowed to do so. */
- intf_WarnMsg( 1, "End of file reached" );
- p_input->b_eof = 1;
- }
- else
+ if( p_input->stream.b_new_mute )
{
- p_input->b_error = 1;
+ input_EscapeAudioDiscontinuity( p_input );
}
+
+ vlc_mutex_lock( &p_input->stream.control.control_lock );
+ p_input->stream.control.b_mute = p_input->stream.b_new_mute;
+ vlc_mutex_unlock( &p_input->stream.control.control_lock );
+
+ p_input->stream.b_new_mute = MUTE_NO_CHANGE;
+ }
+
+ vlc_mutex_unlock( &p_input->stream.stream_lock );
+
+ i_count = p_input->pf_read( p_input, &p_data );
+
+ /* Demultiplex read packets. */
+ while( p_data != NULL )
+ {
+ data_packet_t * p_next = p_data->p_next;
+ p_data->p_next = NULL;
+
+ p_input->stream.c_packets_read++;
+ p_input->pf_demux( p_input, p_data );
+
+ p_data = p_next;
+ }
+
+ if( i_count == 0 && p_input->stream.b_seekable )
+ {
+ /* End of file - we do not set b_die because only the
+ * interface is allowed to do so. */
+ intf_WarnMsg( 3, "input: EOF reached" );
+ p_input->b_eof = 1;
+ }
+ else if( i_count < 0 )
+ {
+ p_input->b_error = 1;
}
}
DestroyThread( p_input );
- intf_DbgMsg("Thread end");
+ intf_DbgMsg("input: Thread end");
}
/*****************************************************************************
*****************************************************************************/
static int InitThread( input_thread_t * p_input )
{
-
-#ifdef STATS
/* Initialize statistics */
p_input->c_loops = 0;
- p_input->c_bytes = 0;
- p_input->c_payload_bytes = 0;
- p_input->c_packets_read = 0;
- p_input->c_packets_trashed = 0;
-#endif
+ p_input->stream.c_packets_read = 0;
+ p_input->stream.c_packets_trashed = 0;
+ p_input->p_stream = NULL;
+
+ /* Set locks. */
+ vlc_mutex_init( &p_input->stream.stream_lock );
+ vlc_cond_init( &p_input->stream.stream_wait );
+ vlc_mutex_init( &p_input->stream.control.control_lock );
- p_input->p_input_module = module_Need( p_main->p_bank,
- MODULE_CAPABILITY_INPUT,
- (probedata_t *)p_input );
+ /* Find appropriate module. */
+ p_input->p_input_module = module_Need( MODULE_CAPABILITY_INPUT,
+ main_GetPszVariable( INPUT_METHOD_VAR, NULL ),
+ (probedata_t *)p_input );
if( p_input->p_input_module == NULL )
{
#define f p_input->p_input_module->p_functions->input.functions.input
p_input->pf_init = f.pf_init;
- p_input->pf_open = f.pf_open;
- p_input->pf_close = f.pf_close;
p_input->pf_end = f.pf_end;
+ p_input->pf_init_bit_stream= f.pf_init_bit_stream;
p_input->pf_read = f.pf_read;
p_input->pf_set_area = f.pf_set_area;
+ p_input->pf_set_program = f.pf_set_program;
p_input->pf_demux = f.pf_demux;
p_input->pf_new_packet = f.pf_new_packet;
p_input->pf_new_pes = f.pf_new_pes;
p_input->pf_delete_pes = f.pf_delete_pes;
p_input->pf_rewind = f.pf_rewind;
p_input->pf_seek = f.pf_seek;
+
+ if( f.pf_open != NULL )
+ {
+ f.pf_open( p_input );
+ p_input->stream.i_method = INPUT_METHOD_DVD;
+ }
+#if !defined( SYS_BEOS ) && !defined( SYS_NTO )
+ /* FIXME : this is waaaay too kludgy */
+ else if( ( strlen( p_input->p_source ) >= 10
+ && !strncasecmp( p_input->p_source, "udpstream:", 10 ) )
+ || ( strlen( p_input->p_source ) >= 4
+ && !strncasecmp( p_input->p_source, "udp:", 4 ) ) )
+ {
+ /* Network stream */
+ NetworkOpen( p_input );
+ p_input->stream.i_method = INPUT_METHOD_NETWORK;
+ }
+ else if( ( strlen( p_input->p_source ) > 5 )
+ && !strncasecmp( p_input->p_source, "http:", 5 ) )
+ {
+ /* HTTP stream */
+ HTTPOpen( p_input );
+ p_input->stream.i_method = INPUT_METHOD_NETWORK;
+ }
+#endif
+ else if( ( strlen( p_input->p_source ) == 1 )
+ && *p_input->p_source == '-' )
+ {
+ /* Stdin */
+ StdOpen( p_input );
+ }
+ else
+ {
+ /* File input */
+ FileOpen( p_input );
+ p_input->stream.i_method = INPUT_METHOD_FILE;
+ }
#undef f
- p_input->pf_open( p_input );
if( p_input->b_error )
{
/* We barfed -- exit nicely */
- p_input->pf_close( p_input );
- module_Unneed( p_main->p_bank, p_input->p_input_module );
+ module_Unneed( p_input->p_input_module );
return( -1 );
}
p_input->pf_init( p_input );
- *p_input->pi_status = THREAD_READY;
+ if( p_input->b_error )
+ {
+ /* We barfed -- exit nicely */
+ CloseThread( p_input );
+ module_Unneed( p_input->p_input_module );
+ return( -1 );
+ }
return( 0 );
}
*****************************************************************************/
static void EndThread( input_thread_t * p_input )
{
- int * pi_status; /* thread status */
-
/* Store status */
- pi_status = p_input->pi_status;
- *pi_status = THREAD_END;
+ p_input->i_status = THREAD_END;
-#ifdef STATS
+ if( p_main->b_stats )
{
- struct tms cpu_usage;
+#ifdef HAVE_SYS_TIMES_H
+ /* Display statistics */
+ struct tms cpu_usage;
times( &cpu_usage );
- intf_Msg("input stats: cpu usage (user: %d, system: %d)",
- cpu_usage.tms_utime, cpu_usage.tms_stime);
- }
+ intf_StatMsg( "input stats: %d loops consuming user: %d, system: %d",
+ p_input->c_loops,
+ cpu_usage.tms_utime, cpu_usage.tms_stime );
+#else
+ intf_StatMsg( "input stats: %d loops", p_input->c_loops );
#endif
+ input_DumpStream( p_input );
+ }
+
/* Free all ES and destroy all decoder threads */
input_EndStream( p_input );
/* Free demultiplexer's data */
p_input->pf_end( p_input );
- /* Close stream */
- p_input->pf_close( p_input );
+ /* Close the input method */
+ CloseThread( p_input );
/* Release modules */
- module_Unneed( p_main->p_bank, p_input->p_input_module );
+ module_Unneed( p_input->p_input_module );
+}
+/*****************************************************************************
+ * CloseThread: close the target
+ *****************************************************************************/
+static void CloseThread( input_thread_t * p_input )
+{
+#define f p_input->p_input_module->p_functions->input.functions.input
+
+ if( f.pf_close != NULL )
+ {
+ f.pf_close( p_input );
+ }
+#if !defined( SYS_BEOS ) && !defined( SYS_NTO )
+ /* Close stream */
+ else if( ( strlen( p_input->p_source ) > 10
+ && !strncasecmp( p_input->p_source, "udpstream:", 10 ) )
+ || ( strlen( p_input->p_source ) > 4
+ && !strncasecmp( p_input->p_source, "udp:", 4 ) ) )
+ {
+ NetworkClose( p_input );
+ }
+ else if( ( strlen( p_input->p_source ) > 5 )
+ && !strncasecmp( p_input->p_source, "http:", 5 ) )
+ {
+ NetworkClose( p_input );
+ }
+#endif
+ else
+ {
+ FileClose( p_input );
+ }
+#undef f
}
/*****************************************************************************
*****************************************************************************/
static void DestroyThread( input_thread_t * p_input )
{
- int * pi_status; /* thread status */
+ /* Update status */
+ p_input->i_status = THREAD_OVER;
+}
- /* Store status */
- pi_status = p_input->pi_status;
+/*****************************************************************************
+ * StdOpen : open standard input
+ *****************************************************************************/
+static void StdOpen( input_thread_t * p_input )
+{
+ vlc_mutex_lock( &p_input->stream.stream_lock );
- /* Destroy Mutex locks */
- vlc_mutex_destroy( &p_input->stream.control.control_lock );
- vlc_mutex_destroy( &p_input->stream.stream_lock );
-
- /* Free input structure */
- free( p_input );
+ /* Suppose we can control the pace - this won't work in some cases ! */
+ p_input->stream.b_pace_control = 1;
- /* Update status */
- *pi_status = THREAD_OVER;
+ p_input->stream.b_seekable = 0;
+ p_input->stream.p_selected_area->i_size = 0;
+ p_input->stream.p_selected_area->i_tell = 0;
+ vlc_mutex_unlock( &p_input->stream.stream_lock );
+
+ intf_WarnMsg( 2, "input: opening stdin" );
+ p_input->i_handle = 0;
}
/*****************************************************************************
- * input_FileOpen : open a file descriptor
+ * FileOpen : open a file descriptor
*****************************************************************************/
-void input_FileOpen( input_thread_t * p_input )
+static void FileOpen( input_thread_t * p_input )
{
struct stat stat_info;
int i_stat;
char *psz_name = p_input->p_source;
- /* FIXME: this code ought to be in the plugin so that code can
- * be shared with the *_Probe function */
if( ( i_stat = stat( psz_name, &stat_info ) ) == (-1) )
{
int i_size = strlen( psz_name );
- if( ( i_size > 4 )
+ if( ( i_size > 8 )
+ && !strncasecmp( psz_name, "dvdread:", 8 ) )
+ {
+ /* get rid of the 'dvdread:' stuff and try again */
+ psz_name += 8;
+ i_stat = stat( psz_name, &stat_info );
+ }
+ else if( ( i_size > 4 )
&& !strncasecmp( psz_name, "dvd:", 4 ) )
{
/* get rid of the 'dvd:' stuff and try again */
psz_name += 4;
i_stat = stat( psz_name, &stat_info );
}
+ else if( ( i_size > 4 )
+ && !strncasecmp( psz_name, "vcd:", 4 ) )
+ {
+ /* get rid of the 'vcd:' stuff and try again */
+ psz_name += 4;
+ i_stat = stat( psz_name, &stat_info );
+ }
else if( ( i_size > 5 )
&& !strncasecmp( psz_name, "file:", 5 ) )
{
p_input->stream.p_selected_area->i_size = stat_info.st_size;
}
else if( S_ISFIFO(stat_info.st_mode)
-#ifndef SYS_BEOS
+#if !defined( SYS_BEOS ) && !defined( WIN32 )
|| S_ISSOCK(stat_info.st_mode)
#endif
)
p_input->stream.p_selected_area->i_tell = 0;
vlc_mutex_unlock( &p_input->stream.stream_lock );
- intf_Msg( "input: opening %s", p_input->p_source );
+ intf_WarnMsg( 2, "input: opening file `%s'", p_input->p_source );
if( (p_input->i_handle = open( psz_name,
/*O_NONBLOCK | O_LARGEFILE*/0 )) == (-1) )
{
}
/*****************************************************************************
- * input_FileClose : close a file descriptor
+ * FileClose : close a file descriptor
*****************************************************************************/
-void input_FileClose( input_thread_t * p_input )
+static void FileClose( input_thread_t * p_input )
{
+ intf_WarnMsg( 2, "input: closing file `%s'", p_input->p_source );
+
close( p_input->i_handle );
return;
}
-
-#ifndef SYS_BEOS
+#if !defined( SYS_BEOS ) && !defined( SYS_NTO )
/*****************************************************************************
- * input_NetworkOpen : open a network socket
+ * NetworkOpen : open a network socket
*****************************************************************************/
-void input_NetworkOpen( input_thread_t * p_input )
+static void NetworkOpen( input_thread_t * p_input )
{
-
- int i_option_value, i_port;
- struct sockaddr_in s_socket;
- boolean_t b_broadcast;
-
- /* FIXME : we don't handle channels for the moment */
-
- /* Get the remote server */
- if( p_input->p_source == NULL )
+ char *psz_server = NULL;
+ char *psz_bind = NULL;
+ int i_server_port = 0;
+ int i_bind_port = 0;
+ int i_opt;
+ int i_opt_size;
+ struct sockaddr_in sock;
+
+ /* Get the remote server. Syntax is :
+ * udp[stream]:[/][/][serveraddr[:serverport]][@[bindaddr]:[bindport]] */
+ if( p_input->p_source != NULL )
{
- p_input->p_source = main_GetPszVariable( INPUT_SERVER_VAR,
- INPUT_SERVER_DEFAULT );
+ char * psz_parser = p_input->p_source;
+ char * psz_server_port = NULL;
+ char * psz_bind_port = NULL;
+
+ /* Skip the protocol name */
+ while( *psz_parser && *psz_parser != ':' )
+ {
+ psz_parser++;
+ }
+
+ /* Skip the "://" part */
+ while( *psz_parser && (*psz_parser == ':' || *psz_parser == '/') )
+ {
+ psz_parser++;
+ }
+
+ if( *psz_parser && *psz_parser != '@' )
+ {
+ /* Found server */
+ psz_server = psz_parser;
+
+ while( *psz_parser && *psz_parser != ':' && *psz_parser != '@' )
+ {
+ psz_parser++;
+ }
+
+ if( *psz_parser == ':' )
+ {
+ /* Found server port */
+ *psz_parser = '\0'; /* Terminate server name */
+ psz_parser++;
+ psz_server_port = psz_parser;
+
+ while( *psz_parser && *psz_parser != '@' )
+ {
+ psz_parser++;
+ }
+ }
+ }
+
+ if( *psz_parser == '@' )
+ {
+ /* Found bind address or bind port */
+ *psz_parser = '\0'; /* Terminate server port or name if necessary */
+ psz_parser++;
+
+ if( *psz_parser && *psz_parser != ':' )
+ {
+ /* Found bind address */
+ psz_bind = psz_parser;
+
+ while( *psz_parser && *psz_parser != ':' )
+ {
+ psz_parser++;
+ }
+ }
+
+ if( *psz_parser == ':' )
+ {
+ /* Found bind port */
+ *psz_parser = '\0'; /* Terminate bind address if necessary */
+ psz_parser++;
+
+ psz_bind_port = psz_parser;
+ }
+ }
+
+ /* Convert ports format */
+ if( psz_server_port != NULL )
+ {
+ i_server_port = strtol( psz_server_port, &psz_parser, 10 );
+ if( *psz_parser )
+ {
+ intf_ErrMsg( "input error: cannot parse server port near %s",
+ psz_parser );
+ p_input->b_error = 1;
+ return;
+ }
+ }
+
+ if( psz_bind_port != NULL )
+ {
+ i_bind_port = strtol( psz_bind_port, &psz_parser, 10 );
+ if( *psz_parser )
+ {
+ intf_ErrMsg( "input error: cannot parse bind port near %s",
+ psz_parser );
+ p_input->b_error = 1;
+ return;
+ }
+ }
}
-
+ else
+ {
+ /* This is required or NetworkClose will never be called */
+ p_input->p_source = "ts: network input";
+ }
+
+ /* Check that we got a valid port */
+ if( i_bind_port == 0 )
+ {
+ i_bind_port = main_GetIntVariable( INPUT_PORT_VAR, INPUT_PORT_DEFAULT );
+ }
+
+ intf_WarnMsg( 2, "input: server=%s:%d local=%s:%d",
+ psz_server, i_server_port, psz_bind, i_bind_port );
+
/* Open a SOCK_DGRAM (UDP) socket, in the AF_INET domain, automatic (0)
* protocol */
p_input->i_handle = socket( AF_INET, SOCK_DGRAM, 0 );
if( p_input->i_handle == -1 )
{
- intf_ErrMsg("NetworkOpen : can't create socket : %s", strerror(errno));
+ intf_ErrMsg( "input error: can't create socket (%s)", strerror(errno) );
p_input->b_error = 1;
return;
}
/* We may want to reuse an already used socket */
- i_option_value = 1;
+ i_opt = 1;
if( setsockopt( p_input->i_handle, SOL_SOCKET, SO_REUSEADDR,
- &i_option_value,sizeof( i_option_value ) ) == -1 )
+ (void *) &i_opt, sizeof( i_opt ) ) == -1 )
{
- intf_ErrMsg("NetworkOpen : can't configure socket (SO_REUSEADDR: %s)",
- strerror(errno));
+ intf_ErrMsg( "input error: can't configure socket (SO_REUSEADDR: %s)",
+ strerror(errno));
close( p_input->i_handle );
p_input->b_error = 1;
return;
/* Increase the receive buffer size to 1/2MB (8Mb/s during 1/2s) to avoid
* packet loss caused by scheduling problems */
- i_option_value = 524288;
- if( setsockopt( p_input->i_handle, SOL_SOCKET, SO_RCVBUF, &i_option_value,
- sizeof( i_option_value ) ) == -1 )
+ i_opt = 0x80000;
+ if( setsockopt( p_input->i_handle, SOL_SOCKET, SO_RCVBUF,
+ (void *) &i_opt, sizeof( i_opt ) ) == -1 )
{
- intf_ErrMsg("NetworkOpen : can't configure socket (SO_RCVBUF: %s)",
- strerror(errno));
+ intf_WarnMsg( 1, "input warning: can't configure socket (SO_RCVBUF: %s)",
+ strerror(errno));
+ }
+
+ /* Check if we really got what we have asked for, because Linux, etc.
+ * will silently limit the max buffer size to net.core.rmem_max which
+ * is typically only 65535 bytes */
+ i_opt = 0;
+ i_opt_size = sizeof( i_opt );
+ if( getsockopt( p_input->i_handle, SOL_SOCKET, SO_RCVBUF,
+ (void*) &i_opt, &i_opt_size ) == -1 )
+ {
+ intf_WarnMsg( 1, "input warning: can't query socket (SO_RCVBUF: %s)",
+ strerror(errno));
+ }
+ else if( i_opt < 0x80000 )
+ {
+ intf_WarnMsg( 1, "input warning: socket buffer size is 0x%x"
+ " instead of 0x%x", i_opt, 0x80000 );
+ }
+
+ /* Build the local socket */
+ if ( network_BuildAddr( &sock, psz_bind, i_bind_port ) == -1 )
+ {
+ intf_ErrMsg( "input error: can't build local address" );
close( p_input->i_handle );
p_input->b_error = 1;
return;
}
- /* Get details about what we are supposed to do */
- b_broadcast = (boolean_t)main_GetIntVariable( INPUT_BROADCAST_VAR, 0 );
- i_port = main_GetIntVariable( INPUT_PORT_VAR, INPUT_PORT_DEFAULT );
+ /* Bind it */
+ if( bind( p_input->i_handle, (struct sockaddr *)&sock,
+ sizeof( sock ) ) < 0 )
+ {
+ intf_ErrMsg( "input error: can't bind socket (%s)", strerror(errno) );
+ close( p_input->i_handle );
+ p_input->b_error = 1;
+ return;
+ }
- /* TODO : here deal with channel stufs */
+ /* Allow broadcast reception if we bound on INADDR_ANY */
+ if( psz_bind == NULL )
+ {
+ i_opt = 1;
+ if( setsockopt( p_input->i_handle, SOL_SOCKET, SO_BROADCAST,
+ (void*) &i_opt, sizeof( i_opt ) ) == -1 )
+ {
+ intf_WarnMsg( 1, "input warning: can't configure socket (SO_BROADCAST: %s)",
+ strerror(errno));
+ }
+ }
+
+ /* Join the multicast group if the socket is a multicast address */
+#ifndef IN_MULTICAST
+# define IN_MULTICAST(a) IN_CLASSD(a)
+#endif
+
+ if( IN_MULTICAST( ntohl(sock.sin_addr.s_addr) ) )
+ {
+ struct ip_mreq imr;
+
+ imr.imr_interface.s_addr = INADDR_ANY;
+ imr.imr_multiaddr.s_addr = sock.sin_addr.s_addr;
+ if( setsockopt( p_input->i_handle, IPPROTO_IP, IP_ADD_MEMBERSHIP,
+ (char*)&imr, sizeof(struct ip_mreq) ) == -1 )
+ {
+ intf_ErrMsg( "input error: failed to join IP multicast group (%s)",
+ strerror(errno) );
+ close( p_input->i_handle );
+ p_input->b_error = 1;
+ return;
+ }
+ }
- /* Build the local socket */
- if ( network_BuildLocalAddr( &s_socket, i_port, b_broadcast )
- == -1 )
+ if( psz_server != NULL )
+ {
+ /* Build socket for remote connection */
+ if ( network_BuildAddr( &sock, psz_server, i_server_port ) == -1 )
+ {
+ intf_ErrMsg( "input error: can't build remote address" );
+ close( p_input->i_handle );
+ p_input->b_error = 1;
+ return;
+ }
+
+ /* Connect the socket */
+ if( connect( p_input->i_handle, (struct sockaddr *) &sock,
+ sizeof( sock ) ) == (-1) )
+ {
+ intf_ErrMsg( "input error: can't connect socket (%s)",
+ strerror(errno) );
+ close( p_input->i_handle );
+ p_input->b_error = 1;
+ return;
+ }
+ }
+
+ p_input->stream.b_pace_control = 0;
+ p_input->stream.b_seekable = 0;
+
+ intf_WarnMsg( 3, "input: successfully opened network mode" );
+
+ return;
+}
+
+/*****************************************************************************
+ * NetworkClose : close a network socket
+ *****************************************************************************/
+static void NetworkClose( input_thread_t * p_input )
+{
+ intf_WarnMsg( 2, "input: closing network target `%s'", p_input->p_source );
+
+ close( p_input->i_handle );
+}
+
+/*****************************************************************************
+ * HTTPOpen : make an HTTP request
+ *****************************************************************************/
+static void HTTPOpen( input_thread_t * p_input )
+{
+ char *psz_server = NULL;
+ char *psz_path = NULL;
+ char *psz_proxy;
+ int i_port = 0;
+ int i_opt;
+ struct sockaddr_in sock;
+ char psz_buffer[256];
+
+ /* Get the remote server */
+ if( p_input->p_source != NULL )
{
+ psz_server = p_input->p_source;
+
+ /* Skip the protocol name */
+ while( *psz_server && *psz_server != ':' )
+ {
+ psz_server++;
+ }
+
+ /* Skip the "://" part */
+ while( *psz_server && (*psz_server == ':' || *psz_server == '/') )
+ {
+ psz_server++;
+ }
+
+ /* Found a server name */
+ if( *psz_server )
+ {
+ char *psz_port = psz_server;
+
+ /* Skip the hostname part */
+ while( *psz_port && *psz_port != ':' && *psz_port != '/' )
+ {
+ psz_port++;
+ }
+
+ /* Found a port name */
+ if( *psz_port )
+ {
+ if( *psz_port == ':' )
+ {
+ /* Replace ':' with '\0' */
+ *psz_port = '\0';
+ psz_port++;
+ }
+
+ psz_path = psz_port;
+ while( *psz_path && *psz_path != '/' )
+ {
+ psz_path++;
+ }
+
+ if( *psz_path )
+ {
+ *psz_path = '\0';
+ psz_path++;
+ }
+ else
+ {
+ psz_path = NULL;
+ }
+
+ if( *psz_port != '\0' )
+ {
+ i_port = atoi( psz_port );
+ }
+ }
+ }
+ else
+ {
+ psz_server = NULL;
+ }
+ }
+
+ /* Check that we got a valid server */
+ if( psz_server == NULL )
+ {
+ intf_ErrMsg( "input error: No server given" );
+ p_input->b_error = 1;
+ return;
+ }
+
+ /* Check that we got a valid port */
+ if( i_port == 0 )
+ {
+ i_port = 80; /* FIXME */
+ }
+
+ intf_WarnMsg( 2, "input: server=%s port=%d path=%s", psz_server,
+ i_port, psz_path );
+
+ /* Open a SOCK_STREAM (TCP) socket, in the AF_INET domain, automatic (0)
+ * * protocol */
+ p_input->i_handle = socket( AF_INET, SOCK_STREAM, 0 );
+ if( p_input->i_handle == -1 )
+ {
+ intf_ErrMsg( "input error: can't create socket (%s)", strerror(errno) ); p_input->b_error = 1;
+ return;
+ }
+
+ /* We may want to reuse an already used socket */
+ i_opt = 1;
+ if( setsockopt( p_input->i_handle, SOL_SOCKET, SO_REUSEADDR,
+ (void *) &i_opt, sizeof( i_opt ) ) == -1 )
+ {
+ intf_ErrMsg( "input error: can't configure socket (SO_REUSEADDR: %s)",
+ strerror(errno));
close( p_input->i_handle );
p_input->b_error = 1;
return;
}
-
- /* Bind it */
- if( bind( p_input->i_handle, (struct sockaddr *)&s_socket,
- sizeof( s_socket ) ) < 0 )
+
+ /* Check proxy */
+ if( (psz_proxy = main_GetPszVariable( "http_proxy", NULL )) != NULL )
+ {
+ /* http://myproxy.mydomain:myport/ */
+ int i_proxy_port = 0;
+
+ /* Skip the protocol name */
+ while( *psz_proxy && *psz_proxy != ':' )
+ {
+ psz_proxy++;
+ }
+
+ /* Skip the "://" part */
+ while( *psz_proxy && (*psz_proxy == ':' || *psz_proxy == '/') )
+ {
+ psz_proxy++;
+ }
+
+ /* Found a proxy name */
+ if( *psz_proxy )
+ {
+ char *psz_port = psz_proxy;
+
+ /* Skip the hostname part */
+ while( *psz_port && *psz_port != ':' && *psz_port != '/' )
+ {
+ psz_port++;
+ }
+
+ /* Found a port name */
+ if( *psz_port )
+ {
+ char * psz_junk;
+
+ /* Replace ':' with '\0' */
+ *psz_port = '\0';
+ psz_port++;
+
+ psz_junk = psz_port;
+ while( *psz_junk && *psz_junk != '/' )
+ {
+ psz_junk++;
+ }
+
+ if( *psz_junk )
+ {
+ *psz_junk = '\0';
+ }
+
+ if( *psz_port != '\0' )
+ {
+ i_proxy_port = atoi( psz_port );
+ }
+ }
+ }
+ else
+ {
+ intf_ErrMsg( "input error: http_proxy environment variable is invalid !" );
+ close( p_input->i_handle );
+ p_input->b_error = 1;
+ return;
+ }
+
+ /* Build socket for proxy connection */
+ if ( network_BuildAddr( &sock, psz_proxy, i_proxy_port ) == -1 )
+ {
+ intf_ErrMsg( "input error: can't build remote address" );
+ close( p_input->i_handle );
+ p_input->b_error = 1;
+ return;
+ }
+ }
+ else
+ {
+ /* No proxy, direct connection */
+ if ( network_BuildAddr( &sock, psz_server, i_port ) == -1 )
+ {
+ intf_ErrMsg( "input error: can't build remote address" );
+ close( p_input->i_handle );
+ p_input->b_error = 1;
+ return;
+ }
+ }
+
+ /* Connect the socket */
+ if( connect( p_input->i_handle, (struct sockaddr *) &sock,
+ sizeof( sock ) ) == (-1) )
{
- intf_ErrMsg("NetworkOpen: can't bind socket (%s)", strerror(errno));
+ intf_ErrMsg( "input error: can't connect socket (%s)",
+ strerror(errno) );
close( p_input->i_handle );
p_input->b_error = 1;
return;
}
- /* Build socket for remote connection */
- if ( network_BuildRemoteAddr( &s_socket, p_input->p_source )
- == -1 )
+ p_input->stream.b_seekable = 0;
+ p_input->stream.b_pace_control = 1; /* TCP/IP... */
+
+# define HTTP_USERAGENT "User-Agent: " COPYRIGHT_MESSAGE "\r\n"
+# define HTTP_END "\r\n"
+
+ /* Prepare GET ... */
+ if( psz_proxy != NULL )
+ {
+ snprintf( psz_buffer, sizeof(psz_buffer),
+ "GET http://%s:%d/%s HTTP/1.0\r\n"
+ HTTP_USERAGENT HTTP_END,
+ psz_server, i_port, psz_path );
+ }
+ else
+ {
+ snprintf( psz_buffer, sizeof(psz_buffer),
+ "GET /%s HTTP/1.0\r\nHost: %s\r\n"
+ HTTP_USERAGENT HTTP_END,
+ psz_path, psz_server );
+ }
+ psz_buffer[sizeof(psz_buffer) - 1] = '\0';
+
+ /* Send GET ... */
+ if( write( p_input->i_handle, psz_buffer, strlen( psz_buffer ) ) == (-1) )
{
+ intf_ErrMsg( "input error: can't send request (%s)", strerror(errno) );
close( p_input->i_handle );
p_input->b_error = 1;
return;
}
- /* And connect it ... should we really connect ? */
- if( connect( p_input->i_handle, (struct sockaddr *) &s_socket,
- sizeof( s_socket ) ) == (-1) )
+ /* Read HTTP header - this is gonna be fun with plug-ins which do not
+ * use p_input->p_stream :-( */
+ if( (p_input->p_stream = fdopen( p_input->i_handle, "r+" )) == NULL )
{
- intf_ErrMsg("NetworkOpen: can't connect socket" );
+ intf_ErrMsg( "input error: can't reopen socket (%s)", strerror(errno) );
close( p_input->i_handle );
p_input->b_error = 1;
return;
}
- /* We can't pace control, but FIXME : bug in meuuh's code to sync PCR
- * with the server. */
- p_input->stream.b_pace_control = 1;
-
- return;
-}
+ while( !feof( p_input->p_stream ) && !ferror( p_input->p_stream ) )
+ {
+ if( fgets( psz_buffer, sizeof(psz_buffer), p_input->p_stream ) == NULL
+ || *psz_buffer == '\r' || *psz_buffer == '\0' )
+ {
+ break;
+ }
+ /* FIXME : check Content-Type one day */
+ }
-/*****************************************************************************
- * input_NetworkClose : close a network socket
- *****************************************************************************/
-void input_NetworkClose( input_thread_t * p_input )
-{
- close( p_input->i_handle );
- /* FIXME: deal with channels */
+ intf_WarnMsg( 3, "input: successfully opened HTTP mode" );
}
-#endif
+
+#endif /* !defined( SYS_BEOS ) && !defined( SYS_NTO ) */
+
projects / vlc / blobdiff