/*****************************************************************************
* ftp.c: FTP input module
*****************************************************************************
- * Copyright (C) 2001-2004 VideoLAN
+ * Copyright (C) 2001-2006 the VideoLAN team
+ * Copyright © 2006 Rémi Denis-Courmont
* $Id$
*
- * Authors: Laurent Aimar <fenrir@via.ecp.fr>
+ * Authors: Laurent Aimar <fenrir@via.ecp.fr> - original code
+ * Rémi Denis-Courmont <rem # videolan.org> - EPSV support
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
-#include <stdlib.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
-#include <vlc/vlc.h>
-#include <vlc/input.h>
+#include <vlc_common.h>
+#include <vlc_plugin.h>
-#include "network.h"
+#include <assert.h>
+
+#include <vlc_access.h>
+#include <vlc_dialog.h>
+
+#include <vlc_network.h>
+#include <vlc_url.h>
+#include <vlc_sout.h>
+#include <vlc_charset.h>
+
+#ifndef IPPORT_FTP
+# define IPPORT_FTP 21u
+#endif
/*****************************************************************************
* Module descriptor
*****************************************************************************/
-static int Open ( vlc_object_t * );
-static void Close ( vlc_object_t * );
+static int InOpen ( vlc_object_t * );
+static void InClose( vlc_object_t * );
+static int OutOpen ( vlc_object_t * );
+static void OutClose( vlc_object_t * );
#define CACHING_TEXT N_("Caching value in ms")
#define CACHING_LONGTEXT N_( \
- "Allows you to modify the default caching value for FTP streams. This " \
- "value should be set in millisecond units." )
+ "Caching value for FTP streams. This " \
+ "value should be set in milliseconds." )
#define USER_TEXT N_("FTP user name")
-#define USER_LONGTEXT N_("Allows you to modify the user name that will " \
+#define USER_LONGTEXT N_("User name that will " \
"be used for the connection.")
#define PASS_TEXT N_("FTP password")
-#define PASS_LONGTEXT N_("Allows you to modify the password that will be " \
+#define PASS_LONGTEXT N_("Password that will be " \
"used for the connection.")
#define ACCOUNT_TEXT N_("FTP account")
-#define ACCOUNT_LONGTEXT N_("Allows you to modify the account that will be " \
+#define ACCOUNT_LONGTEXT N_("Account that will be " \
"used for the connection.")
-vlc_module_begin();
- set_description( _("FTP input") );
- set_capability( "access", 0 );
+vlc_module_begin ()
+ set_shortname( "FTP" )
+ set_description( N_("FTP input") )
+ set_capability( "access", 0 )
+ set_category( CAT_INPUT )
+ set_subcategory( SUBCAT_INPUT_ACCESS )
add_integer( "ftp-caching", 2 * DEFAULT_PTS_DELAY / 1000, NULL,
- CACHING_TEXT, CACHING_LONGTEXT, VLC_TRUE );
+ CACHING_TEXT, CACHING_LONGTEXT, true )
+ change_safe()
add_string( "ftp-user", "anonymous", NULL, USER_TEXT, USER_LONGTEXT,
- VLC_FALSE );
- add_string( "ftp-pwd", "anonymous@dummy.org", NULL, PASS_TEXT,
- PASS_LONGTEXT, VLC_FALSE );
+ false )
+ add_string( "ftp-pwd", "anonymous@example.com", NULL, PASS_TEXT,
+ PASS_LONGTEXT, false )
add_string( "ftp-account", "anonymous", NULL, ACCOUNT_TEXT,
- ACCOUNT_LONGTEXT, VLC_FALSE );
- add_shortcut( "ftp" );
- set_callbacks( Open, Close );
-vlc_module_end();
+ ACCOUNT_LONGTEXT, false )
+ add_shortcut( "ftp" )
+ set_callbacks( InOpen, InClose )
+
+ add_submodule ()
+ set_shortname( "FTP" )
+ set_description( N_("FTP upload output") )
+ set_capability( "sout access", 0 )
+ set_category( CAT_SOUT )
+ set_subcategory( SUBCAT_SOUT_ACO )
+ add_shortcut( "ftp" )
+ set_callbacks( OutOpen, OutClose )
+vlc_module_end ()
/*****************************************************************************
* Local prototypes
*****************************************************************************/
-static ssize_t Read ( input_thread_t *, byte_t *, size_t );
-static void Seek ( input_thread_t *, off_t );
+static ssize_t Read( access_t *, uint8_t *, size_t );
+static ssize_t Write( sout_access_out_t *, block_t * );
+static int Seek( access_t *, uint64_t );
+static int OutSeek( sout_access_out_t *, off_t );
+static int Control( access_t *, int, va_list );
struct access_sys_t
{
- vlc_url_t url;
+ vlc_url_t url;
- int fd_cmd;
- int fd_data;
+ int fd_cmd;
+ int fd_data;
- int64_t i_size;
+ char sz_epsv_ip[NI_MAXNUMERICHOST];
+ bool out;
+ bool directory;
};
+#define GET_OUT_SYS( p_this ) \
+ ((access_sys_t *)(((sout_access_out_t *)(p_this))->p_sys))
-static int ftp_SendCommand( input_thread_t *, char *, ... );
-static int ftp_ReadCommand( input_thread_t *, int *, char ** );
-static int ftp_StartStream( input_thread_t *, off_t );
-static int ftp_StopStream ( input_thread_t *);
+static int ftp_SendCommand( vlc_object_t *, access_sys_t *, const char *, ... );
+static int ftp_ReadCommand( vlc_object_t *, access_sys_t *, int *, char ** );
+static int ftp_StartStream( vlc_object_t *, access_sys_t *, uint64_t );
+static int ftp_StopStream ( vlc_object_t *, access_sys_t * );
-/****************************************************************************
- * Open: connect to ftp server and ask for file
- ****************************************************************************/
-static int Open( vlc_object_t *p_this )
+static int Login( vlc_object_t *p_access, access_sys_t *p_sys )
{
- input_thread_t *p_input = (input_thread_t*)p_this;
- access_sys_t *p_sys;
- char *psz;
- vlc_value_t val;
-
- int i_answer;
- char *psz_arg;
-
- /* *** allocate access_sys_t *** */
- p_sys = p_input->p_access_data = malloc( sizeof( access_sys_t ) );
- memset( p_sys, 0, sizeof( access_sys_t ) );
- p_sys->fd_cmd = -1;
- p_sys->fd_data = -1;
-
- /* *** Parse URL and get server addr/port and path *** */
- psz = p_input->psz_name;
- while( *psz == '/' )
- {
- psz++;
- }
- vlc_UrlParse( &p_sys->url, psz, 0 );
-
- if( p_sys->url.psz_host == NULL || *p_sys->url.psz_host == '\0' )
- {
- msg_Err( p_input, "invalid server name" );
- goto exit_error;
- }
- if( p_sys->url.i_port <= 0 )
- {
- p_sys->url.i_port = 21; /* default port */
- }
+ int i_answer;
+ char *psz;
/* *** Open a TCP connection with server *** */
- msg_Dbg( p_input, "waiting for connection..." );
- p_sys->fd_cmd = net_OpenTCP( p_input, p_sys->url.psz_host,
- p_sys->url.i_port );
- if( p_sys->fd_cmd < 0 )
+ int fd = p_sys->fd_cmd = net_ConnectTCP( p_access, p_sys->url.psz_host,
+ p_sys->url.i_port );
+ if( fd == -1 )
{
- msg_Err( p_input, "failed to connect with server" );
- goto exit_error;
+ msg_Err( p_access, "connection failed" );
+ dialog_Fatal( p_access, _("Network interaction failed"), "%s",
+ _("VLC could not connect with the given server.") );
+ return -1;
}
- p_input->i_mtu = 0;
- for( ;; )
- {
- if( ftp_ReadCommand( p_input, &i_answer, NULL ) != 1 )
- {
- break;
- }
- }
+ while( ftp_ReadCommand( p_access, p_sys, &i_answer, NULL ) == 1 );
+
if( i_answer / 100 != 2 )
{
- msg_Err( p_input, "connection rejected" );
- goto exit_error;
+ msg_Err( p_access, "connection rejected" );
+ dialog_Fatal( p_access, _("Network interaction failed"), "%s",
+ _("VLC's connection to the given server was rejected.") );
+ return -1;
}
- msg_Dbg( p_input, "connection accepted (%d)", i_answer );
+ msg_Dbg( p_access, "connection accepted (%d)", i_answer );
+
+ if( p_sys->url.psz_username && *p_sys->url.psz_username )
+ psz = strdup( p_sys->url.psz_username );
+ else
+ psz = var_CreateGetString( p_access, "ftp-user" );
+ if( !psz )
+ return -1;
- var_Create( p_input, "ftp-user", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
- var_Get( p_input, "ftp-user", &val );
- if( ftp_SendCommand( p_input, "USER %s", val.psz_string ) < 0 ||
- ftp_ReadCommand( p_input, &i_answer, NULL ) < 0 )
+ if( ftp_SendCommand( p_access, p_sys, "USER %s", psz ) < 0 ||
+ ftp_ReadCommand( p_access, p_sys, &i_answer, NULL ) < 0 )
{
- if( val.psz_string ) free( val.psz_string );
- goto exit_error;
+ free( psz );
+ return -1;
}
- if( val.psz_string ) free( val.psz_string );
+ free( psz );
switch( i_answer / 100 )
{
case 2:
- msg_Dbg( p_input, "user accepted" );
+ msg_Dbg( p_access, "user accepted" );
break;
case 3:
- msg_Dbg( p_input, "password needed" );
- var_Create( p_input, "ftp-pwd", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
- var_Get( p_input, "ftp-pwd", &val );
- if( ftp_SendCommand( p_input, "PASS %s", val.psz_string ) < 0 ||
- ftp_ReadCommand( p_input, &i_answer, NULL ) < 0 )
+ msg_Dbg( p_access, "password needed" );
+ if( p_sys->url.psz_password && *p_sys->url.psz_password )
+ psz = strdup( p_sys->url.psz_password );
+ else
+ psz = var_CreateGetString( p_access, "ftp-pwd" );
+ if( !psz )
+ return -1;
+
+ if( ftp_SendCommand( p_access, p_sys, "PASS %s", psz ) < 0 ||
+ ftp_ReadCommand( p_access, p_sys, &i_answer, NULL ) < 0 )
{
- if( val.psz_string ) free( val.psz_string );
- goto exit_error;
+ free( psz );
+ return -1;
}
- if( val.psz_string ) free( val.psz_string );
+ free( psz );
switch( i_answer / 100 )
{
case 2:
- msg_Dbg( p_input, "password accepted" );
+ msg_Dbg( p_access, "password accepted" );
break;
case 3:
- msg_Dbg( p_input, "account needed" );
- var_Create( p_input, "ftp-account",
- VLC_VAR_STRING | VLC_VAR_DOINHERIT );
- var_Get( p_input, "ftp-account", &val );
- if( ftp_SendCommand( p_input, "ACCT %s",
- val.psz_string ) < 0 ||
- ftp_ReadCommand( p_input, &i_answer, NULL ) < 0 )
+ msg_Dbg( p_access, "account needed" );
+ psz = var_CreateGetString( p_access, "ftp-account" );
+ if( ftp_SendCommand( p_access, p_sys, "ACCT %s",
+ psz ) < 0 ||
+ ftp_ReadCommand( p_access, p_sys, &i_answer, NULL ) < 0 )
{
- if( val.psz_string ) free( val.psz_string );
- goto exit_error;
+ free( psz );
+ return -1;
}
- if( val.psz_string ) free( val.psz_string );
+ free( psz );
if( i_answer / 100 != 2 )
{
- msg_Err( p_input, "account rejected" );
- goto exit_error;
+ msg_Err( p_access, "account rejected" );
+ dialog_Fatal( p_access,
+ _("Network interaction failed"),
+ "%s", _("Your account was rejected.") );
+ return -1;
}
- msg_Dbg( p_input, "account accepted" );
+ msg_Dbg( p_access, "account accepted" );
break;
default:
- msg_Err( p_input, "password rejected" );
- goto exit_error;
+ msg_Err( p_access, "password rejected" );
+ dialog_Fatal( p_access, _("Network interaction failed"),
+ "%s", _("Your password was rejected.") );
+ return -1;
}
break;
default:
- msg_Err( p_input, "user rejected" );
- goto exit_error;
+ msg_Err( p_access, "user rejected" );
+ dialog_Fatal( p_access, _("Network interaction failed"), "%s",
+ _("Your connection attempt to the server was rejected.") );
+ return -1;
}
- /* binary mode */
- if( ftp_SendCommand( p_input, "TYPE I" ) < 0 ||
- ftp_ReadCommand( p_input, &i_answer, NULL ) != 2 )
+ return 0;
+}
+
+static int Connect( vlc_object_t *p_access, access_sys_t *p_sys )
+{
+ if( Login( p_access, p_sys ) < 0 )
+ return -1;
+
+ /* Extended passive mode */
+ if( ftp_SendCommand( p_access, p_sys, "EPSV ALL" ) < 0 )
{
- msg_Err( p_input, "cannot set binary transfert mode" );
- goto exit_error;
+ msg_Err( p_access, "cannot request extended passive mode" );
+ net_Close( p_sys->fd_cmd );
+ return -1;
}
- /* get size */
- if( ftp_SendCommand( p_input, "SIZE %s", p_sys->url.psz_path ) < 0 ||
- ftp_ReadCommand( p_input, &i_answer, &psz_arg ) != 2 )
+ if( ftp_ReadCommand( p_access, p_sys, NULL, NULL ) == 2 )
+ {
+ if( net_GetPeerAddress( p_sys->fd_cmd, p_sys->sz_epsv_ip, NULL ) )
+ {
+ net_Close( p_sys->fd_cmd );
+ return -1;
+ }
+ }
+ else
{
- msg_Err( p_input, "cannot get file size" );
+ /* If ESPV ALL fails, we fallback to PASV.
+ * We have to restart the connection in case there is a NAT that
+ * understands EPSV ALL in the way, and hence won't allow PASV on
+ * the initial connection.
+ */
+ msg_Info( p_access, "FTP Extended passive mode disabled" );
+ net_Close( p_sys->fd_cmd );
+
+ if( Login( p_access, p_sys ) )
+ {
+ net_Close( p_sys->fd_cmd );
+ return -1;
+ }
+ }
+
+ /* check binary mode support */
+ if( ftp_SendCommand( p_access, p_sys, "TYPE I" ) < 0 ||
+ ftp_ReadCommand( p_access, p_sys, NULL, NULL ) != 2 )
+ {
+ msg_Err( p_access, "cannot set binary transfer mode" );
+ net_Close( p_sys->fd_cmd );
+ return -1;
+ }
+
+ return 0;
+}
+
+
+static int parseURL( vlc_url_t *url, const char *path )
+{
+ if( path == NULL )
+ return VLC_EGENERIC;
+
+ /* *** Parse URL and get server addr/port and path *** */
+ while( *path == '/' )
+ path++;
+
+ vlc_UrlParse( url, path, 0 );
+
+ if( url->psz_host == NULL || *url->psz_host == '\0' )
+ return VLC_EGENERIC;
+
+ if( url->i_port <= 0 )
+ url->i_port = IPPORT_FTP; /* default port */
+
+ if( url->psz_path == NULL )
+ return VLC_SUCCESS;
+ /* FTP URLs are relative to user's default directory (RFC1738 §3.2)
+ For absolute path use ftp://foo.bar//usr/local/etc/filename */
+ /* FIXME: we should issue a series of CWD, one per slash */
+ if( url->psz_path )
+ {
+ assert( url->psz_path[0] == '/' );
+ url->psz_path++;
+ }
+
+ char *type = strstr( url->psz_path, ";type=" );
+ if( type )
+ {
+ *type = '\0';
+ if( strchr( "iI", type[6] ) == NULL )
+ return VLC_EGENERIC; /* ASCII and directory not supported */
+ }
+ decode_URI( url->psz_path );
+ /* FIXME: check for UTF-8 support, otherwise only ASCII is allowed */
+ EnsureUTF8( url->psz_path );
+ return VLC_SUCCESS;
+}
+
+
+/****************************************************************************
+ * Open: connect to ftp server and ask for file
+ ****************************************************************************/
+static int InOpen( vlc_object_t *p_this )
+{
+ access_t *p_access = (access_t*)p_this;
+ access_sys_t *p_sys;
+ char *psz_arg;
+
+ /* Init p_access */
+ STANDARD_READ_ACCESS_INIT
+ p_sys->fd_data = -1;
+ p_sys->out = false;
+ p_sys->directory = false;
+
+ if( parseURL( &p_sys->url, p_access->psz_location ) )
goto exit_error;
+
+ if( Connect( p_this, p_sys ) )
+ goto exit_error;
+
+ /* get size */
+ if( p_sys->url.psz_path == NULL )
+ p_sys->directory = true;
+ else
+ if( ftp_SendCommand( p_this, p_sys, "SIZE %s", p_sys->url.psz_path ) < 0
+ || ftp_ReadCommand( p_this, p_sys, NULL, &psz_arg ) != 2 )
+ {
+ msg_Dbg( p_access, "cannot get file size" );
+ msg_Dbg( p_access, "will try to get directory contents" );
+ if( ftp_SendCommand( p_this, p_sys, "CWD %s", p_sys->url.psz_path ) < 0
+ || ftp_ReadCommand( p_this, p_sys, NULL, &psz_arg ) != 2 )
+ {
+ msg_Err( p_access, "file or directory doesn't exist" );
+ net_Close( p_sys->fd_cmd );
+ goto exit_error;
+ }
+ p_sys->directory = true;
+ }
+ else
+ {
+ p_access->info.i_size = atoll( &psz_arg[4] );
+ free( psz_arg );
+ msg_Dbg( p_access, "file size: %"PRIu64, p_access->info.i_size );
}
- p_sys->i_size = atoll( &psz_arg[4] );
- free( psz_arg );
- msg_Dbg( p_input, "file size: "I64Fd, p_sys->i_size );
/* Start the 'stream' */
- if( ftp_StartStream( p_input, 0 ) < 0 )
+ if( ftp_StartStream( p_this, p_sys, 0 ) < 0 )
{
- msg_Err( p_input, "cannot retrieve file" );
+ msg_Err( p_access, "cannot retrieve file" );
+ net_Close( p_sys->fd_cmd );
goto exit_error;
}
- /* *** set exported functions *** */
- p_input->pf_read = Read;
- p_input->pf_seek = Seek;
- p_input->pf_set_program = input_SetProgram;
- p_input->pf_set_area = NULL;
-
- p_input->p_private = NULL;
-
- /* *** finished to set some variable *** */
- vlc_mutex_lock( &p_input->stream.stream_lock );
- p_input->stream.b_pace_control = VLC_TRUE;
- p_input->stream.p_selected_area->i_tell = 0;
- p_input->stream.b_seekable = VLC_TRUE;
- p_input->stream.p_selected_area->i_size = p_sys->i_size;
- p_input->stream.i_method = INPUT_METHOD_NETWORK;
- vlc_mutex_unlock( &p_input->stream.stream_lock );
/* Update default_pts to a suitable value for ftp access */
- var_Create( p_input, "ftp-caching", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_input, "ftp-caching", &val );
- p_input->i_pts_delay = val.i_int * 1000;
+ var_Create( p_access, "ftp-caching", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
return VLC_SUCCESS;
exit_error:
- if( p_sys->fd_cmd > 0 )
+ vlc_UrlClean( &p_sys->url );
+ free( p_sys );
+ return VLC_EGENERIC;
+}
+
+static int OutOpen( vlc_object_t *p_this )
+{
+ sout_access_out_t *p_access = (sout_access_out_t *)p_this;
+ access_sys_t *p_sys;
+
+ p_sys = calloc( 1, sizeof( *p_sys ) );
+ if( !p_sys )
+ return VLC_ENOMEM;
+
+ /* Init p_access */
+ p_sys->fd_data = -1;
+ p_sys->out = true;
+
+ if( parseURL( &p_sys->url, p_access->psz_path ) )
+ goto exit_error;
+ if( p_sys->url.psz_path == NULL )
{
+ msg_Err( p_this, "no filename specified" );
+ goto exit_error;
+ }
+
+ if( Connect( p_this, p_sys ) )
+ goto exit_error;
+
+ /* Start the 'stream' */
+ if( ftp_StartStream( p_this, p_sys, 0 ) < 0 )
+ {
+ msg_Err( p_access, "cannot store file" );
net_Close( p_sys->fd_cmd );
+ goto exit_error;
}
+
+ p_access->pf_seek = OutSeek;
+ p_access->pf_write = Write;
+ p_access->p_sys = (void *)p_sys;
+
+ return VLC_SUCCESS;
+
+exit_error:
vlc_UrlClean( &p_sys->url );
free( p_sys );
return VLC_EGENERIC;
/*****************************************************************************
* Close: free unused data structures
*****************************************************************************/
-static void Close( vlc_object_t *p_this )
+static void Close( vlc_object_t *p_access, access_sys_t *p_sys )
{
- input_thread_t *p_input = (input_thread_t *)p_this;
- access_sys_t *p_sys = p_input->p_access_data;
-
- msg_Dbg( p_input, "stopping stream" );
- ftp_StopStream( p_input );
+ msg_Dbg( p_access, "stopping stream" );
+ ftp_StopStream( p_access, p_sys );
- if( ftp_SendCommand( p_input, "QUIT" ) < 0 )
+ if( ftp_SendCommand( p_access, p_sys, "QUIT" ) < 0 )
{
- msg_Warn( p_input, "cannot quit" );
+ msg_Warn( p_access, "cannot quit" );
}
else
{
- ftp_ReadCommand( p_input, NULL, NULL );
+ ftp_ReadCommand( p_access, p_sys, NULL, NULL );
}
net_Close( p_sys->fd_cmd );
free( p_sys );
}
+static void InClose( vlc_object_t *p_this )
+{
+ Close( p_this, ((access_t *)p_this)->p_sys);
+}
+
+static void OutClose( vlc_object_t *p_this )
+{
+ Close( p_this, GET_OUT_SYS(p_this));
+}
+
+
/*****************************************************************************
* Seek: try to go at the right place
*****************************************************************************/
-static void Seek( input_thread_t * p_input, off_t i_pos )
+static int _Seek( vlc_object_t *p_access, access_sys_t *p_sys, uint64_t i_pos )
+{
+ msg_Dbg( p_access, "seeking to %"PRIu64, i_pos );
+
+ ftp_StopStream( (vlc_object_t *)p_access, p_sys );
+ if( ftp_StartStream( (vlc_object_t *)p_access, p_sys, i_pos ) < 0 )
+ return VLC_EGENERIC;
+
+ return VLC_SUCCESS;
+}
+
+static int Seek( access_t *p_access, uint64_t i_pos )
+{
+ int val = _Seek( (vlc_object_t *)p_access, p_access->p_sys, i_pos );
+ if( val )
+ return val;
+
+ p_access->info.b_eof = false;
+ p_access->info.i_pos = i_pos;
+
+ return VLC_SUCCESS;
+}
+
+static int OutSeek( sout_access_out_t *p_access, off_t i_pos )
+{
+ return _Seek( (vlc_object_t *)p_access, GET_OUT_SYS( p_access ), i_pos);
+}
+
+/*****************************************************************************
+ * Read:
+ *****************************************************************************/
+static ssize_t Read( access_t *p_access, uint8_t *p_buffer, size_t i_len )
{
- if( i_pos < 0 )
+ access_sys_t *p_sys = p_access->p_sys;
+
+ assert( p_sys->fd_data != -1 );
+ assert( !p_sys->out );
+
+ if( p_access->info.b_eof )
+ return 0;
+
+ if( p_sys->directory )
{
- return;
+ char *psz_line = net_Gets( p_access, p_sys->fd_data, NULL );
+ if( !psz_line )
+ {
+ p_access->info.b_eof = true;
+ return 0;
+ }
+ else
+ {
+ snprintf( (char*)p_buffer, i_len, "ftp://%s:%d%s/%s\n",
+ p_sys->url.psz_host, p_sys->url.i_port,
+ p_sys->url.psz_path, psz_line );
+ free( psz_line );
+ return strlen( (const char *)p_buffer );
+ }
}
- vlc_mutex_lock( &p_input->stream.stream_lock );
+ else
+ {
+ int i_read = net_Read( p_access, p_sys->fd_data, NULL,
+ p_buffer, i_len, false );
+ if( i_read == 0 )
+ p_access->info.b_eof = true;
+ else if( i_read > 0 )
+ p_access->info.i_pos += i_read;
+
+ return i_read;
+ }
+}
- msg_Dbg( p_input, "seeking to "I64Fd, i_pos );
+/*****************************************************************************
+ * Write:
+ *****************************************************************************/
+static ssize_t Write( sout_access_out_t *p_access, block_t *p_buffer )
+{
+ access_sys_t *p_sys = GET_OUT_SYS(p_access);
+ size_t i_write = 0;
+
+ assert( p_sys->fd_data != -1 );
- ftp_StopStream( p_input );
- ftp_StartStream( p_input, i_pos );
+ while( p_buffer != NULL )
+ {
+ block_t *p_next = p_buffer->p_next;;
+
+ i_write += net_Write( p_access, p_sys->fd_data, NULL,
+ p_buffer->p_buffer, p_buffer->i_buffer );
+ block_Release( p_buffer );
+
+ p_buffer = p_next;
+ }
- p_input->stream.p_selected_area->i_tell = i_pos;
- vlc_mutex_unlock( &p_input->stream.stream_lock );
+ return i_write;
}
/*****************************************************************************
- * Read:
+ * Control:
*****************************************************************************/
-static ssize_t Read( input_thread_t * p_input, byte_t * p_buffer,
- size_t i_len )
+static int Control( access_t *p_access, int i_query, va_list args )
{
- access_sys_t *p_sys = p_input->p_access_data;
+ bool *pb_bool;
+ int64_t *pi_64;
+
+ switch( i_query )
+ {
+ /* */
+ case ACCESS_CAN_SEEK:
+ pb_bool = (bool*)va_arg( args, bool* );
+ *pb_bool = true;
+ break;
+ case ACCESS_CAN_FASTSEEK:
+ pb_bool = (bool*)va_arg( args, bool* );
+ *pb_bool = false;
+ break;
+ case ACCESS_CAN_PAUSE:
+ pb_bool = (bool*)va_arg( args, bool* );
+ *pb_bool = true; /* FIXME */
+ break;
+ case ACCESS_CAN_CONTROL_PACE:
+ pb_bool = (bool*)va_arg( args, bool* );
+ *pb_bool = true; /* FIXME */
+ break;
- return net_Read( p_input, p_sys->fd_data, p_buffer, i_len, VLC_FALSE );
+ /* */
+ case ACCESS_GET_PTS_DELAY:
+ pi_64 = (int64_t*)va_arg( args, int64_t * );
+ *pi_64 = var_GetInteger( p_access, "ftp-caching" ) * INT64_C(1000);
+ break;
+
+ /* */
+ case ACCESS_SET_PAUSE_STATE:
+ pb_bool = (bool*)va_arg( args, bool* );
+ if ( !pb_bool )
+ return Seek( p_access, p_access->info.i_pos );
+ break;
+
+ case ACCESS_GET_TITLE_INFO:
+ case ACCESS_SET_TITLE:
+ case ACCESS_SET_SEEKPOINT:
+ case ACCESS_SET_PRIVATE_ID_STATE:
+ case ACCESS_GET_CONTENT_TYPE:
+ case ACCESS_GET_META:
+ return VLC_EGENERIC;
+
+ default:
+ msg_Warn( p_access, "unimplemented query in control: %d", i_query);
+ return VLC_EGENERIC;
+
+ }
+ return VLC_SUCCESS;
}
/*****************************************************************************
* ftp_*:
*****************************************************************************/
-static int ftp_SendCommand( input_thread_t *p_input, char *psz_fmt, ... )
+static int ftp_SendCommand( vlc_object_t *p_access, access_sys_t *p_sys,
+ const char *psz_fmt, ... )
{
- access_sys_t *p_sys = p_input->p_access_data;
va_list args;
char *psz_cmd;
- int i_ret;
va_start( args, psz_fmt );
- vasprintf( &psz_cmd, psz_fmt, args );
+ if( vasprintf( &psz_cmd, psz_fmt, args ) == -1 )
+ return VLC_EGENERIC;
+
va_end( args );
- msg_Dbg( p_input, "ftp_SendCommand:\"%s\"", psz_cmd);
- if( ( i_ret = net_Printf( VLC_OBJECT(p_input), p_sys->fd_cmd,
- "%s", psz_cmd ) ) > 0 )
- {
- i_ret = net_Printf( VLC_OBJECT(p_input), p_sys->fd_cmd, "\n" );
- }
+ msg_Dbg( p_access, "ftp_SendCommand:\"%s\"", psz_cmd);
- if( i_ret < 0 )
+ if( net_Printf( p_access, p_sys->fd_cmd, NULL, "%s\r\n", psz_cmd ) < 0 )
{
- msg_Err( p_input, "failed to send command" );
+ msg_Err( p_access, "failed to send command" );
return VLC_EGENERIC;
}
return VLC_SUCCESS;
These strings are not part of the requests, except in the case \377\377,
where the request contains one \377. */
-static int ftp_ReadCommand( input_thread_t *p_input,
+static int ftp_ReadCommand( vlc_object_t *p_access, access_sys_t *p_sys,
int *pi_answer, char **ppsz_answer )
{
- access_sys_t *p_sys = p_input->p_access_data;
char *psz_line;
int i_answer;
- psz_line = net_Gets( p_input, p_sys->fd_cmd );
- msg_Dbg( p_input, "answer=%s", psz_line );
+ psz_line = net_Gets( p_access, p_sys->fd_cmd, NULL );
if( psz_line == NULL || strlen( psz_line ) < 3 )
{
- msg_Err( p_input, "cannot get answer" );
- if( psz_line ) free( psz_line );
+ msg_Err( p_access, "cannot get answer" );
+ free( psz_line );
if( pi_answer ) *pi_answer = 500;
if( ppsz_answer ) *ppsz_answer = NULL;
return -1;
}
+ msg_Dbg( p_access, "answer=%s", psz_line );
+
+ if( psz_line[3] == '-' ) /* Multiple response */
+ {
+ char end[4];
+
+ memcpy( end, psz_line, 3 );
+ end[3] = ' ';
+
+ for( ;; )
+ {
+ char *psz_tmp = net_Gets( p_access, p_sys->fd_cmd, NULL );
+
+ if( psz_tmp == NULL ) /* Error */
+ break;
+
+ if( !strncmp( psz_tmp, end, 4 ) )
+ {
+ free( psz_tmp );
+ break;
+ }
+ free( psz_tmp );
+ }
+ }
i_answer = atoi( psz_line );
return( i_answer / 100 );
}
-static int ftp_StartStream( input_thread_t *p_input, off_t i_start )
+static int ftp_StartStream( vlc_object_t *p_access, access_sys_t *p_sys,
+ uint64_t i_start )
{
- access_sys_t *p_sys = p_input->p_access_data;
-
- char psz_ip[1000];
+ char psz_ipv4[16], *psz_ip = p_sys->sz_epsv_ip;
int i_answer;
char *psz_arg, *psz_parser;
- int a1,a2,a3,a4;
- int p1,p2;
int i_port;
- if( ftp_SendCommand( p_input, "PASV" ) < 0 ||
- ftp_ReadCommand( p_input, &i_answer, &psz_arg ) != 2 )
+ assert( p_sys->fd_data == -1 );
+
+ if( ( ftp_SendCommand( p_access, p_sys, *psz_ip ? "EPSV" : "PASV" ) < 0 )
+ || ( ftp_ReadCommand( p_access, p_sys, &i_answer, &psz_arg ) != 2 ) )
{
- msg_Err( p_input, "cannot set passive transfert mode" );
+ msg_Err( p_access, "cannot set passive mode" );
return VLC_EGENERIC;
}
psz_parser = strchr( psz_arg, '(' );
- if( !psz_parser ||
- sscanf( psz_parser, "(%d,%d,%d,%d,%d,%d", &a1, &a2, &a3,
- &a4, &p1, &p2 ) < 6 )
+ if( psz_parser == NULL )
{
free( psz_arg );
- msg_Err( p_input, "cannot get ip/port for passive transfert mode" );
+ msg_Err( p_access, "cannot parse passive mode response" );
return VLC_EGENERIC;
}
+
+ if( *psz_ip )
+ {
+ char psz_fmt[7] = "(|||%u";
+ psz_fmt[1] = psz_fmt[2] = psz_fmt[3] = psz_parser[1];
+
+ if( sscanf( psz_parser, psz_fmt, &i_port ) < 1 )
+ {
+ free( psz_arg );
+ msg_Err( p_access, "cannot parse passive mode response" );
+ return VLC_EGENERIC;
+ }
+ }
+ else
+ {
+ unsigned a1, a2, a3, a4, p1, p2;
+
+ if( ( sscanf( psz_parser, "(%u,%u,%u,%u,%u,%u", &a1, &a2, &a3, &a4,
+ &p1, &p2 ) < 6 ) || ( a1 > 255 ) || ( a2 > 255 )
+ || ( a3 > 255 ) || ( a4 > 255 ) || ( p1 > 255 ) || ( p2 > 255 ) )
+ {
+ free( psz_arg );
+ msg_Err( p_access, "cannot parse passive mode response" );
+ return VLC_EGENERIC;
+ }
+
+ sprintf( psz_ipv4, "%u.%u.%u.%u", a1, a2, a3, a4 );
+ psz_ip = psz_ipv4;
+ i_port = (p1 << 8) | p2;
+ }
free( psz_arg );
- sprintf( psz_ip, "%d.%d.%d.%d", a1, a2, a3, a4 );
- i_port = p1 * 256 + p2;
- msg_Dbg( p_input, "ip:%s port:%d", psz_ip, i_port );
+ msg_Dbg( p_access, "ip:%s port:%d", psz_ip, i_port );
- if( ftp_SendCommand( p_input, "TYPE I" ) < 0 ||
- ftp_ReadCommand( p_input, &i_answer, NULL ) != 2 )
+ if( ftp_SendCommand( p_access, p_sys, "TYPE I" ) < 0 ||
+ ftp_ReadCommand( p_access, p_sys, &i_answer, NULL ) != 2 )
{
- msg_Err( p_input, "cannot set binary transfert mode" );
+ msg_Err( p_access, "cannot set binary transfer mode" );
return VLC_EGENERIC;
}
if( i_start > 0 )
{
- if( ftp_SendCommand( p_input, "REST "I64Fu, i_start ) < 0 ||
- ftp_ReadCommand( p_input, &i_answer, NULL ) > 3 )
+ if( ftp_SendCommand( p_access, p_sys, "REST %"PRIu64, i_start ) < 0 ||
+ ftp_ReadCommand( p_access, p_sys, &i_answer, NULL ) > 3 )
{
- msg_Err( p_input, "cannot set restart point" );
+ msg_Err( p_access, "cannot set restart offset" );
return VLC_EGENERIC;
}
}
- msg_Dbg( p_input, "waiting for data connection..." );
- p_sys->fd_data = net_OpenTCP( p_input, psz_ip, i_port );
+ msg_Dbg( p_access, "waiting for data connection..." );
+ p_sys->fd_data = net_ConnectTCP( p_access, psz_ip, i_port );
if( p_sys->fd_data < 0 )
{
- msg_Err( p_input, "failed to connect with server" );
+ msg_Err( p_access, "failed to connect with server" );
return VLC_EGENERIC;
}
- msg_Dbg( p_input, "connection with \"%s:%d\" successful",
+ msg_Dbg( p_access, "connection with \"%s:%d\" successful",
psz_ip, i_port );
- /* "1xx" message */
- if( ftp_SendCommand( p_input, "RETR %s", p_sys->url.psz_path ) < 0 ||
- ftp_ReadCommand( p_input, &i_answer, NULL ) > 2 )
+ if( p_sys->directory )
{
- msg_Err( p_input, "cannot retreive file" );
+ if( ftp_SendCommand( p_access, p_sys, "NLST" ) < 0 ||
+ ftp_ReadCommand( p_access, p_sys, NULL, &psz_arg ) > 2 )
+ {
+ msg_Err( p_access, "cannot list directory contents" );
return VLC_EGENERIC;
+ }
+ }
+ else
+ {
+ /* "1xx" message */
+ assert( p_sys->url.psz_path );
+ if( ftp_SendCommand( p_access, p_sys, "%s %s",
+ p_sys->out ? "STOR" : "RETR",
+ p_sys->url.psz_path ) < 0
+ || ftp_ReadCommand( p_access, p_sys, &i_answer, NULL ) > 2 )
+ {
+ msg_Err( p_access, "cannot retrieve file" );
+ return VLC_EGENERIC;
+ }
}
+
+ shutdown( p_sys->fd_data, p_sys->out ? SHUT_RD : SHUT_WR );
+
return VLC_SUCCESS;
}
-static int ftp_StopStream ( input_thread_t *p_input)
+static int ftp_StopStream ( vlc_object_t *p_access, access_sys_t *p_sys )
{
- access_sys_t *p_sys = p_input->p_access_data;
-
- int i_answer;
-
- if( ftp_SendCommand( p_input, "ABOR" ) < 0 )
+ if( ftp_SendCommand( p_access, p_sys, "ABOR" ) < 0 )
{
- msg_Warn( p_input, "cannot abord file" );
- net_Close( p_sys->fd_data ); p_sys->fd_data = -1;
+ msg_Warn( p_access, "cannot abort file" );
+ if( p_sys->fd_data > 0 )
+ net_Close( p_sys->fd_data );
+ p_sys->fd_data = -1;
return VLC_EGENERIC;
}
- net_Close( p_sys->fd_data ); p_sys->fd_data = -1;
- ftp_ReadCommand( p_input, &i_answer, NULL );
- ftp_ReadCommand( p_input, &i_answer, NULL );
+
+ if( p_sys->fd_data != -1 )
+ {
+ net_Close( p_sys->fd_data );
+ p_sys->fd_data = -1;
+ /* Read the final response from RETR/STOR, i.e. 426 or 226 */
+ ftp_ReadCommand( p_access, p_sys, NULL, NULL );
+ }
+ /* Read the response from ABOR, i.e. 226 or 225 */
+ ftp_ReadCommand( p_access, p_sys, NULL, NULL );
return VLC_SUCCESS;
}