/*****************************************************************************
- * ftp.c:
+ * ftp.c: FTP input module
*****************************************************************************
- * Copyright (C) 2001, 2002 VideoLAN
- * $Id: ftp.c,v 1.17 2003/05/08 19:06:33 titer Exp $
+ * 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>
-#include <sys/types.h>
-#include <sys/time.h>
-#include <sys/stat.h>
-#include <string.h>
-#include <errno.h>
-#include <fcntl.h>
-
-#include <vlc/vlc.h>
-#include <vlc/input.h>
-
-#ifdef HAVE_SYS_TIME_H
-# include <sys/time.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
#endif
-#ifdef HAVE_UNISTD_H
-# include <unistd.h>
-#endif
-
-#ifdef WIN32
-# include <winsock2.h>
-# include <ws2tcpip.h>
-# ifndef IN_MULTICAST
-# define IN_MULTICAST(a) IN_CLASSD(a)
-# endif
-#else
-# include <sys/socket.h>
-# include <netinet/in.h>
-# if HAVE_ARPA_INET_H
-# include <arpa/inet.h>
-# elif defined( SYS_BEOS )
-# include <net/netdb.h>
-# endif
-#endif
-
-#include "network.h"
-
-/*****************************************************************************
- * Local prototypes
- *****************************************************************************/
-static int Open ( vlc_object_t * );
-static void Close ( vlc_object_t * );
+#include <vlc_common.h>
+#include <vlc_plugin.h>
-static ssize_t Read ( input_thread_t * p_input, byte_t * p_buffer,
- size_t i_len );
-static void Seek ( input_thread_t *, off_t );
+#include <assert.h>
+#include <vlc_access.h>
+#include <vlc_interface.h>
-static ssize_t NetRead ( input_thread_t *, input_socket_t *, byte_t *, size_t );
-static void NetClose( input_thread_t *, input_socket_t *);
+#include <vlc_network.h>
+#include "vlc_url.h"
+#include <vlc_sout.h>
-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 *);
+#ifndef IPPORT_FTP
+# define IPPORT_FTP 21u
+#endif
/*****************************************************************************
* Module descriptor
*****************************************************************************/
-#define CACHING_TEXT N_("caching value in ms")
+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 miliseconds units." )
+ "Caching value for FTP streams. This " \
+ "value should be set in milliseconds." )
+#define USER_TEXT N_("FTP user name")
+#define USER_LONGTEXT N_("User name that will " \
+ "be used for the connection.")
+#define PASS_TEXT N_("FTP password")
+#define PASS_LONGTEXT N_("Password that will be " \
+ "used for the connection.")
+#define ACCOUNT_TEXT N_("FTP account")
+#define ACCOUNT_LONGTEXT N_("Account that will be " \
+ "used for the connection.")
vlc_module_begin();
- set_description( _("FTP input") );
+ set_shortname( "FTP" );
+ set_description( N_("FTP input") );
set_capability( "access", 0 );
- add_category_hint( "stream", NULL, VLC_FALSE );
- add_integer( "ftp-caching", 2 * DEFAULT_PTS_DELAY / 1000, NULL,
- CACHING_TEXT, CACHING_LONGTEXT, VLC_TRUE );
- add_string( "ftp-user", "anonymous", NULL, "ftp user name", "ftp user name", VLC_FALSE );
- add_string( "ftp-pwd", "anonymous@dummy.org", NULL, "ftp password", "ftp password, be careful with that option...", VLC_FALSE );
- add_string( "ftp-account", "anonymous", NULL, "ftp account", "ftp account", VLC_FALSE );
+ set_category( CAT_INPUT );
+ set_subcategory( SUBCAT_INPUT_ACCESS );
+ add_integer( "ftp-caching", 2 * DEFAULT_PTS_DELAY / 1000, NULL,
+ CACHING_TEXT, CACHING_LONGTEXT, true );
+ add_string( "ftp-user", "anonymous", NULL, USER_TEXT, USER_LONGTEXT,
+ false );
+ add_string( "ftp-pwd", "anonymous@example.com", NULL, PASS_TEXT,
+ PASS_LONGTEXT, false );
+ add_string( "ftp-account", "anonymous", NULL, ACCOUNT_TEXT,
+ ACCOUNT_LONGTEXT, false );
add_shortcut( "ftp" );
- set_callbacks( Open, Close );
+ 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 );
+ set_callbacks( OutOpen, OutClose );
vlc_module_end();
-/* url: [/]host[:port][/path] */
-typedef struct url_s
-{
- char *psz_server_addr;
- int i_server_port;
-
- char *psz_bind_addr;
- int i_bind_port;
-
- char *psz_path;
-
- /* private */
- char *psz_private;
-} url_t;
-
-static void ftp_ParseURL( url_t *, char * );
-
-#define FREE( p ) if( p ) free( p )
+/*****************************************************************************
+ * Local prototypes
+ *****************************************************************************/
+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 *, int64_t );
+static int OutSeek( sout_access_out_t *, off_t );
+static int Control( access_t *, int, va_list );
-typedef struct access_s
+struct access_sys_t
{
- input_socket_t socket_cmd;
- input_socket_t socket_data;
-
- url_t url; /* connect to this server */
+ vlc_url_t url;
- off_t i_filesize;
+ int fd_cmd;
+ int fd_data;
- int i_eos;
+ char sz_epsv_ip[NI_MAXNUMERICHOST];
+ bool out;
+};
+#define GET_OUT_SYS( p_this ) \
+ ((access_sys_t *)(((sout_access_out_t *)(p_this))->p_sys))
-} access_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 *, int64_t );
+static int ftp_StopStream ( vlc_object_t *, access_sys_t * );
-
-/****************************************************************************
- ****************************************************************************
- ******************* *******************
- ******************* Main functions *******************
- ******************* *******************
- ****************************************************************************
- ****************************************************************************/
-
-/****************************************************************************
- * 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_t *p_access;
- char *psz_network;
-
- module_t *p_network;
- network_socket_t socket_desc;
- url_t *p_url;
-
- int i_answer;
- char *psz_user, *psz_pwd, *psz_account;
-
- char *psz_arg;
-
- /* *** allocate p_access_data *** */
- p_input->p_access_data =
- (void*)p_access = malloc( sizeof( access_t ) );
- memset( p_access, 0, sizeof( access_t ) );
- p_url = &p_access->url;
-
- /* *** Parse URL and get server addr/port and path *** */
- ftp_ParseURL( p_url, p_input->psz_name );
+ int i_answer;
+ char *psz;
- if( p_url->psz_server_addr == NULL ||
- !( *p_url->psz_server_addr ) )
+ /* *** Open a TCP connection with server *** */
+ int fd = p_sys->fd_cmd = net_ConnectTCP( p_access, p_sys->url.psz_host,
+ p_sys->url.i_port );
+ if( fd == -1 )
{
- FREE( p_url->psz_private );
- msg_Err( p_input, "invalid server name" );
- return( -1 );
- }
- if( p_url->i_server_port == 0 )
- {
- p_url->i_server_port = 21; /* default port */
+ msg_Err( p_access, "connection failed" );
+ intf_UserFatal( p_access, false, _("Network interaction failed"),
+ _("VLC could not connect with the given server.") );
+ return -1;
}
- /* 2: look at ip version ipv4/ipv6 */
- psz_network = "";
- if( config_GetInt( p_input, "ipv4" ) )
- {
- psz_network = "ipv4";
- }
- else if( config_GetInt( p_input, "ipv6" ) )
- {
- psz_network = "ipv6";
- }
+ while( ftp_ReadCommand( p_access, p_sys, &i_answer, NULL ) == 1 );
- /* 3: Open a TCP connection with server *** */
- msg_Dbg( p_input, "waiting for connection..." );
- socket_desc.i_type = NETWORK_TCP;
- socket_desc.psz_server_addr = p_url->psz_server_addr;
- socket_desc.i_server_port = p_url->i_server_port;
- socket_desc.psz_bind_addr = "";
- socket_desc.i_bind_port = 0;
- p_input->p_private = (void*)&socket_desc;
- if( !( p_network = module_Need( p_input, "network", psz_network ) ) )
+ if( i_answer / 100 != 2 )
{
- msg_Err( p_input, "failed to connect with server" );
- FREE( p_access->url.psz_private );
- FREE( p_input->p_access_data );
- return( -1 );
+ msg_Err( p_access, "connection rejected" );
+ intf_UserFatal( p_access, false, _("Network interaction failed"),
+ _("VLC's connection to the given server was rejected.") );
+ return -1;
}
- module_Unneed( p_input, p_network );
- p_access->socket_cmd.i_handle = socket_desc.i_handle;
- p_input->i_mtu = socket_desc.i_mtu;
- msg_Dbg( p_input,
- "connection with \"%s:%d\" successful",
- p_url->psz_server_addr,
- p_url->i_server_port );
-
- for( ;; )
- {
- if( ftp_ReadCommand( p_input, &i_answer, NULL ) < 0)
- {
- msg_Err( p_input, "failed to get answer" );
- goto exit_error;
- }
- if( i_answer / 100 != 1 )
- {
- break;
- }
- }
+ msg_Dbg( p_access, "connection accepted (%d)", i_answer );
- if( i_answer / 100 != 2 )
- {
- msg_Err( p_input, "connection rejected" );
- goto exit_error;
- }
+ if( p_sys->url.psz_username && *p_sys->url.psz_username )
+ psz = strdup( p_sys->url.psz_username );
else
- {
- msg_Dbg( p_input, "connection accepted (%d)", i_answer );
- }
+ psz = var_CreateGetString( p_access, "ftp-user" );
- psz_user = config_GetPsz( p_input, "ftp-user" );
- if( ftp_SendCommand( p_input, "USER %s", psz_user ) < 0 )
+ if( ftp_SendCommand( p_access, p_sys, "USER %s", psz ) < 0 ||
+ ftp_ReadCommand( p_access, p_sys, &i_answer, NULL ) < 0 )
{
- FREE( psz_user );
- goto exit_error;
+ free( psz );
+ return -1;
}
- FREE( psz_user );
+ free( psz );
- if( ftp_ReadCommand( p_input, &i_answer, NULL ) < 0)
- {
- msg_Err( p_input, "failed to get answer" );
- goto exit_error;
- }
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" );
- psz_pwd = config_GetPsz( p_input, "ftp-pwd" );
- if( ftp_SendCommand( p_input, "PASS %s", psz_pwd ) < 0 )
- {
- FREE( psz_pwd );
- goto exit_error;
- }
- FREE( psz_pwd );
- if( 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( ftp_SendCommand( p_access, p_sys, "PASS %s", psz ) < 0 ||
+ ftp_ReadCommand( p_access, p_sys, &i_answer, NULL ) < 0 )
{
- msg_Err( p_input, "failed to get answer" );
- goto exit_error;
+ free( psz );
+ return -1;
}
+ 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" );
- psz_account = config_GetPsz( p_input, "ftp-account" );
- if( ftp_SendCommand( p_input, "ACCT %s", psz_account ) < 0 )
- {
- FREE( psz_account );
- goto exit_error;
- }
- FREE( psz_account );
- if( 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 )
{
- msg_Err( p_input, "failed to get answer" );
- goto exit_error;
+ free( psz );
+ return -1;
}
+ free( psz );
+
if( i_answer / 100 != 2 )
{
- msg_Err( p_input, "account rejected" );
- goto exit_error;
- }
- else
- {
- msg_Dbg( p_input, "account accepted" );
+ msg_Err( p_access, "account rejected" );
+ intf_UserFatal( p_access, false,
+ _("Network interaction failed"),
+ _("Your account was rejected.") );
+ return -1;
}
+ msg_Dbg( p_access, "account accepted" );
break;
+
default:
- msg_Err( p_input, "password rejected" );
- goto exit_error;
+ msg_Err( p_access, "password rejected" );
+ intf_UserFatal( p_access, false,
+ _("Network interaction failed"),
+ _("Your password was rejected.") );
+ return -1;
}
break;
default:
- msg_Err( p_input, "user rejected" );
- goto exit_error;
+ msg_Err( p_access, "user rejected" );
+ intf_UserFatal( p_access, false,
+ _("Network interaction failed"),
+ _("Your connection attempt to the server was rejected.") );
+ return -1;
}
- if( ftp_SendCommand( p_input, "TYPE I" ) < 0 )
+ 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;
}
- if( ftp_ReadCommand( p_input, &i_answer, NULL ) != 2 )
+
+ if( ftp_ReadCommand( p_access, p_sys, NULL, NULL ) == 2 )
{
- msg_Err( p_input, "cannot set binary transfert mode" );
- goto exit_error;
+ if( net_GetPeerAddress( p_sys->fd_cmd, p_sys->sz_epsv_ip, NULL ) )
+ {
+ net_Close( p_sys->fd_cmd );
+ return -1;
+ }
+ }
+ else
+ {
+ /* 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 -1;
+
+ /* *** 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 -1;
+
+ if( url->i_port <= 0 )
+ url->i_port = IPPORT_FTP; /* default port */
+
+ /* FTP URLs are relative to user's default directory (RFC1738)
+ For absolute path use ftp://foo.bar//usr/local/etc/filename */
+
+ if( *url->psz_path == '/' )
+ url->psz_path++;
+
+ return 0;
+}
+
+
+/****************************************************************************
+ * 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;
+
+ if( parseURL( &p_sys->url, p_access->psz_path ) )
+ goto exit_error;
+
+ if( Connect( p_this, p_sys ) )
+ goto exit_error;
+
/* get size */
- if( ftp_SendCommand( p_input, "SIZE %s", p_url->psz_path ) < 0 )
+ 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_Err( p_input, "cannot get file size" );
+ msg_Err( p_access, "cannot get file size" );
+ net_Close( p_sys->fd_cmd );
goto exit_error;
}
- if( ftp_ReadCommand( p_input, &i_answer, &psz_arg ) != 2 )
+ p_access->info.i_size = atoll( &psz_arg[4] );
+ free( psz_arg );
+ msg_Dbg( p_access, "file size: %"PRId64, p_access->info.i_size );
+
+ /* Start the 'stream' */
+ if( ftp_StartStream( p_this, p_sys, 0 ) < 0 )
{
- msg_Err( p_input, "cannot get file size" );
+ msg_Err( p_access, "cannot retrieve file" );
+ net_Close( p_sys->fd_cmd );
goto exit_error;
}
-#ifdef HAVE_ATOLL
- p_access->i_filesize = atoll( psz_arg + 4 );
-#else
- {
- int64_t i_size = 0;
- char *psz_parser = psz_arg + 4;
- int sign = 1;
+ /* Update default_pts to a suitable value for ftp access */
+ var_Create( p_access, "ftp-caching", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- while( *psz_parser == ' ' || *psz_parser == '\t' ) psz_parser++;
+ return VLC_SUCCESS;
- if( *psz_parser == '-' ) sign = -1;
- while( *psz_parser >= '0' && *psz_parser <= '9' )
- {
- i_size = i_size * 10 + *psz_parser++ - '0';
- }
- p_access->i_filesize = i_size * sign;
- }
-#endif
+exit_error:
+ 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 = malloc( sizeof( *p_sys ) );
+ if( p_sys == NULL )
+ return VLC_ENOMEM;
+ memset( p_sys, 0, sizeof( *p_sys ) );
+
+ /* Init p_access */
+ p_sys->fd_data = -1;
+ p_sys->out = true;
+
+ if( parseURL( &p_sys->url, p_access->psz_path ) )
+ goto exit_error;
- msg_Dbg( p_input, "file size: "I64Fd, p_access->i_filesize );
- FREE( psz_arg );
+ if( Connect( p_this, p_sys ) )
+ goto exit_error;
- if( ftp_StartStream( p_input, 0 ) < 0 )
+ /* Start the 'stream' */
+ if( ftp_StartStream( p_this, p_sys, 0 ) < 0 )
{
- msg_Err( p_input, "cannot retrieve file" );
+ msg_Err( p_access, "cannot store 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 = 1;
- p_input->stream.p_selected_area->i_tell = 0;
- p_input->stream.b_seekable = 1;
- p_input->stream.p_selected_area->i_size = p_access->i_filesize;
- 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 */
- p_input->i_pts_delay = config_GetInt( p_input, "ftp-caching" ) * 1000;
+ p_access->pf_seek = OutSeek;
+ p_access->pf_write = Write;
+ p_access->p_sys = (void *)p_sys;
- return( 0 );
+ return VLC_SUCCESS;
exit_error:
- NetClose( p_input, &p_access->socket_cmd );
- FREE( p_access->url.psz_private );
- FREE( p_input->p_access_data );
- return( -1 );
+ 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_t *p_access = (access_t*)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_Err( 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 memory */
+ vlc_UrlClean( &p_sys->url );
+ free( p_sys );
+}
- NetClose( p_input, &p_access->socket_cmd );
+static void InClose( vlc_object_t *p_this )
+{
+ Close( p_this, ((access_t *)p_this)->p_sys);
+}
- /* free memory */
- FREE( p_access->url.psz_private );
+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, int64_t i_pos )
{
- //access_t *p_access = (access_t*)p_input->p_access_data;
if( i_pos < 0 )
- {
- return;
- }
- vlc_mutex_lock( &p_input->stream.stream_lock );
+ return VLC_EGENERIC;
- msg_Dbg( p_input, "seeking to "I64Fd, i_pos );
+ msg_Dbg( p_access, "seeking to %"PRId64, i_pos );
- ftp_StopStream( p_input );
- ftp_StartStream( p_input, 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;
- p_input->stream.p_selected_area->i_tell = i_pos;
- vlc_mutex_unlock( &p_input->stream.stream_lock );
+ return VLC_SUCCESS;
}
-static ssize_t Read ( input_thread_t * p_input, byte_t * p_buffer,
- size_t i_len )
+static int Seek( access_t *p_access, int64_t i_pos )
{
- access_t *p_access = (access_t*)p_input->p_access_data;
- size_t i_data;
+ int val = _Seek( (vlc_object_t *)p_access, p_access->p_sys, i_pos );
+ if( val )
+ return val;
- i_data = NetRead( p_input, &p_access->socket_data, p_buffer, i_len );
+ p_access->info.b_eof = false;
+ p_access->info.i_pos = i_pos;
- return( i_data );
+ return VLC_SUCCESS;
}
-static int ftp_SendCommand( input_thread_t *p_input, char *psz_fmt, ... )
+static int OutSeek( sout_access_out_t *p_access, off_t i_pos )
{
- access_t *p_access = (access_t*)p_input->p_access_data;
- va_list args;
- char *psz_buffer;
-#if !defined(HAVE_VASPRINTF) || defined(SYS_DARWIN) || defined(SYS_BEOS)
- size_t i_size;
-#endif
+ return _Seek( (vlc_object_t *)p_access, GET_OUT_SYS( p_access ), i_pos);
+}
- va_start( args, psz_fmt );
+/*****************************************************************************
+ * Read:
+ *****************************************************************************/
+static ssize_t Read( access_t *p_access, uint8_t *p_buffer, size_t i_len )
+{
+ access_sys_t *p_sys = p_access->p_sys;
+ int i_read;
-#if defined(HAVE_VASPRINTF) && !defined(SYS_DARWIN) && !defined(SYS_BEOS)
- vasprintf( &psz_buffer, psz_fmt, args );
-#else
- i_size = strlen( psz_fmt ) + 2048;
- psz_buffer = calloc( i_size, sizeof( char ) );
- vsnprintf( psz_buffer, i_size, psz_fmt, args );
- psz_buffer[i_size - 1] = 0;
-#endif
- if( !strncmp( psz_buffer, "PASS", 4 ) )
- {
- msg_Dbg( p_input, "ftp_SendCommand:\"PASS xxx\"" );
- }
- else
+ assert( p_sys->fd_data != -1 );
+ assert( !p_sys->out );
+
+ if( p_access->info.b_eof )
+ return 0;
+
+ 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;
+}
+
+/*****************************************************************************
+ * 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 );
+
+ while( p_buffer != NULL )
{
- msg_Dbg( p_input, "ftp_SendCommand:\"%s\"", psz_buffer );
+ 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;
}
- psz_buffer = realloc( psz_buffer, strlen( psz_buffer ) + 3 );
- strcat( psz_buffer, "\r\n" );
- if( send( p_access->socket_cmd.i_handle,
- psz_buffer,
- strlen( psz_buffer ),
- 0 ) == -1 )
+
+ return i_write;
+}
+
+/*****************************************************************************
+ * Control:
+ *****************************************************************************/
+static int Control( access_t *p_access, int i_query, va_list args )
+{
+ bool *pb_bool;
+ int *pi_int;
+ int64_t *pi_64;
+ vlc_value_t val;
+
+ switch( i_query )
{
- FREE( psz_buffer );
- msg_Err( p_input, "failed to send command" );
- return( -1 );
+ /* */
+ 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;
+
+ /* */
+ case ACCESS_GET_MTU:
+ pi_int = (int*)va_arg( args, int * );
+ *pi_int = 0;
+ break;
+
+ case ACCESS_GET_PTS_DELAY:
+ pi_64 = (int64_t*)va_arg( args, int64_t * );
+ var_Get( p_access, "ftp-caching", &val );
+ *pi_64 = (int64_t)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;
+
}
- FREE( psz_buffer );
+ return VLC_SUCCESS;
+}
+
+/*****************************************************************************
+ * ftp_*:
+ *****************************************************************************/
+static int ftp_SendCommand( vlc_object_t *p_access, access_sys_t *p_sys,
+ const char *psz_fmt, ... )
+{
+ va_list args;
+ char *psz_cmd;
+ va_start( args, psz_fmt );
+ vasprintf( &psz_cmd, psz_fmt, args );
va_end( args );
- return( 0 );
+ msg_Dbg( p_access, "ftp_SendCommand:\"%s\"", psz_cmd);
+ if( net_Printf( VLC_OBJECT(p_access), p_sys->fd_cmd, NULL, "%s\r\n",
+ psz_cmd ) < 0 )
+ {
+ msg_Err( p_access, "failed to send command" );
+ return VLC_EGENERIC;
+ }
+ return VLC_SUCCESS;
}
-#define BLOCK_SIZE 1024
/* TODO support this s**t :
RFC 959 allows the client to send certain TELNET strings at any moment,
even in the middle of a request:
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,
- int *pi_answer, char **ppsz_answer )
+static int ftp_ReadCommand( vlc_object_t *p_access, access_sys_t *p_sys,
+ int *pi_answer, char **ppsz_answer )
{
- access_t *p_access = (access_t*)p_input->p_access_data;
- uint8_t *p_buffer;
- int i_buffer;
- int i_buffer_size;
+ char *psz_line;
+ int i_answer;
- int i_answer;
-
- i_buffer = 0;
- i_buffer_size = BLOCK_SIZE + 1;
- p_buffer = malloc( BLOCK_SIZE + 1);
-
- for( ;; )
+ psz_line = net_Gets( p_access, p_sys->fd_cmd, NULL );
+ if( psz_line == NULL || strlen( psz_line ) < 3 )
{
- ssize_t i_read;
- i_read = NetRead( p_input, &p_access->socket_cmd,
- p_buffer + i_buffer, BLOCK_SIZE );
- if( i_read <= 0 || p_input->b_die || p_input->b_error )
- {
- free( p_buffer );
- if( pi_answer ) *pi_answer = 500;
- if( ppsz_answer ) *ppsz_answer = NULL;
- return( -1 );
- }
- if( i_read == 0 )
- {
-// continue;
- }
- i_buffer += i_read;
- if( i_read < BLOCK_SIZE )
- {
- p_buffer[i_buffer] = '\0';
- break;
- }
- i_buffer_size += BLOCK_SIZE;
- p_buffer = realloc( p_buffer, i_buffer_size );
+ 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( i_buffer < 3 )
+ if( psz_line[3] == '-' ) /* Multiple response */
{
- goto exit_error;
+ 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( p_buffer );
+ i_answer = atoi( psz_line );
if( pi_answer ) *pi_answer = i_answer;
if( ppsz_answer )
{
- *ppsz_answer = p_buffer;
+ *ppsz_answer = psz_line;
}
else
{
- free( p_buffer );
+ free( psz_line );
}
return( i_answer / 100 );
-
-exit_error:
- free( p_buffer );
- if( pi_answer ) *pi_answer = 500;
- if( ppsz_answer ) *ppsz_answer = NULL;
- return( -1 );
}
-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,
+ int64_t i_start )
{
- access_t *p_access = (access_t*)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;
- module_t *p_network;
- network_socket_t socket_desc;
- if( ftp_SendCommand( p_input, "PASV" ) < 0 )
- {
- msg_Err( p_input, "cannot set passive transfert mode" );
- return( -1 );
- }
- if( 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" );
- return( -1 );
+ 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" );
- return( -1 );
+ free( psz_arg );
+ msg_Err( p_access, "cannot parse passive mode response" );
+ return VLC_EGENERIC;
}
- 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 );
- if( ftp_SendCommand( p_input, "TYPE I" ) < 0 )
- {
- msg_Err( p_input, "cannot set binary transfert mode" );
- return( -1 );
- }
- if( ftp_ReadCommand( p_input, &i_answer, NULL ) != 2 )
+ if( *psz_ip )
{
- msg_Err( p_input, "cannot set binary transfert mode" );
- return( -1 );
- }
-
+ char psz_fmt[7] = "(|||%u";
+ psz_fmt[1] = psz_fmt[2] = psz_fmt[3] = psz_parser[1];
- if( i_start > 0 )
- {
- if( ftp_SendCommand( p_input, "REST "I64Fu, i_start ) < 0 )
+ if( sscanf( psz_parser, psz_fmt, &i_port ) < 1 )
{
- msg_Err( p_input, "cannot set restart point" );
- return( -1 );
+ free( psz_arg );
+ msg_Err( p_access, "cannot parse passive mode response" );
+ return VLC_EGENERIC;
}
- if( ftp_ReadCommand( p_input, &i_answer, NULL ) > 3 )
- {
- msg_Err( p_input, "cannot set restart point" );
- return( -1 );
- }
- }
-
- msg_Dbg( p_input, "waiting for data connection..." );
- socket_desc.i_type = NETWORK_TCP;
- socket_desc.psz_server_addr = psz_ip;
- socket_desc.i_server_port = i_port;
- socket_desc.psz_bind_addr = "";
- socket_desc.i_bind_port = 0;
- p_input->p_private = (void*)&socket_desc;
- if( !( p_network = module_Need( p_input, "network", "" ) ) )
- {
- msg_Err( p_input, "failed to connect with server" );
- return( -1 );
- }
- module_Unneed( p_input, p_network );
- p_access->socket_data.i_handle = socket_desc.i_handle;
- p_input->i_mtu = socket_desc.i_mtu;
- msg_Dbg( p_input,
- "connection with \"%s:%d\" successful",
- psz_ip, i_port );
-
- if( ftp_SendCommand( p_input, "RETR %s", p_access->url.psz_path ) < 0 )
- {
- msg_Err( p_input, "cannot retreive file" );
- return( -1 );
- }
- /* "1xx" message */
- if( ftp_ReadCommand( p_input, &i_answer, NULL ) > 2 )
- {
- msg_Err( p_input, "cannot retreive file" );
- return( -1 );
- }
-
- return( 0 );
-}
-
-static int ftp_StopStream ( input_thread_t *p_input)
-{
- access_t *p_access = (access_t*)p_input->p_access_data;
-
- int i_answer;
-
- NetClose( p_input, &p_access->socket_data );
-
- if( ftp_SendCommand( p_input, "ABOR" ) < 0 )
- {
- msg_Err( p_input, "cannot abord file" );
}
else
{
- ftp_ReadCommand( p_input, &i_answer, NULL );
- ftp_ReadCommand( p_input, &i_answer, NULL );
- }
-
- return( 0 );
-}
+ unsigned a1, a2, a3, a4, p1, p2;
-/****************************************************************************
- *
- ****************************************************************************/
-static void ftp_ParseURL( url_t *p_url, char *psz_url )
-{
- char *psz_parser;
- char *psz_server_port;
-
- p_url->psz_private = strdup( psz_url );
-
- psz_parser = p_url->psz_private;
-
- while( *psz_parser == '/' )
- {
- psz_parser++;
- }
- p_url->psz_server_addr = psz_parser;
+ 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;
+ }
- while( *psz_parser &&
- *psz_parser != ':' && *psz_parser != '/' && *psz_parser != '@' )
- {
- psz_parser++;
+ sprintf( psz_ipv4, "%u.%u.%u.%u", a1, a2, a3, a4 );
+ psz_ip = psz_ipv4;
+ i_port = (p1 << 8) | p2;
}
+ free( psz_arg );
- if( *psz_parser == ':' )
- {
- *psz_parser = '\0';
- psz_parser++;
- psz_server_port = psz_parser;
+ msg_Dbg( p_access, "ip:%s port:%d", psz_ip, i_port );
- while( *psz_parser && *psz_parser != '/' )
- {
- psz_parser++;
- }
- }
- else
+ if( ftp_SendCommand( p_access, p_sys, "TYPE I" ) < 0 ||
+ ftp_ReadCommand( p_access, p_sys, &i_answer, NULL ) != 2 )
{
- psz_server_port = "";
+ msg_Err( p_access, "cannot set binary transfer mode" );
+ return VLC_EGENERIC;
}
- if( *psz_parser == '@' )
+ if( i_start > 0 )
{
- char *psz_bind_port;
-
- *psz_parser = '\0';
- psz_parser++;
-
- p_url->psz_bind_addr = psz_parser;
-
- while( *psz_parser && *psz_parser != ':' && *psz_parser != '/' )
- {
- psz_parser++;
- }
-
- if( *psz_parser == ':' )
- {
- *psz_parser = '\0';
- psz_parser++;
- psz_bind_port = psz_parser;
-
- while( *psz_parser && *psz_parser != '/' )
- {
- psz_parser++;
- }
- }
- else
- {
- psz_bind_port = "";
- }
- if( *psz_bind_port )
- {
- p_url->i_bind_port = strtol( psz_bind_port, &psz_parser, 10 );
- }
- else
+ if( ftp_SendCommand( p_access, p_sys, "REST %"PRIu64, i_start ) < 0 ||
+ ftp_ReadCommand( p_access, p_sys, &i_answer, NULL ) > 3 )
{
- p_url->i_bind_port = 0;
+ msg_Err( p_access, "cannot set restart offset" );
+ return VLC_EGENERIC;
}
}
- else
- {
- p_url->psz_bind_addr = "";
- p_url->i_bind_port = 0;
- }
- if( *psz_parser == '/' )
+ 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 )
{
- *psz_parser = '\0';
- psz_parser++;
- p_url->psz_path = psz_parser;
+ msg_Err( p_access, "failed to connect with server" );
+ return VLC_EGENERIC;
}
+ msg_Dbg( p_access, "connection with \"%s:%d\" successful",
+ psz_ip, i_port );
- if( *psz_server_port )
- {
- p_url->i_server_port = strtol( psz_server_port, &psz_parser, 10 );
- }
- else
+ /* "1xx" message */
+ 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 )
{
- p_url->i_server_port = 0;
+ 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;
}
-/*****************************************************************************
- * Read: read on a file descriptor, checking b_die periodically
- *****************************************************************************/
-static ssize_t NetRead( input_thread_t *p_input,
- input_socket_t *p_socket,
- byte_t *p_buffer, size_t i_len )
+static int ftp_StopStream ( vlc_object_t *p_access, access_sys_t *p_sys )
{
-#ifdef UNDER_CE
- return -1;
-
-#else
- struct timeval timeout;
- fd_set fds;
- ssize_t i_recv;
- int i_ret;
-
- /* Initialize file descriptor set */
- FD_ZERO( &fds );
- FD_SET( p_socket->i_handle, &fds );
-
- /* We'll wait 1 second if nothing happens */
- timeout.tv_sec = 1;
- timeout.tv_usec = 0;
-
- /* Find if some data is available */
- while( (i_ret = select( p_socket->i_handle + 1, &fds,
- NULL, NULL, &timeout )) == 0
- || (i_ret < 0 && errno == EINTR) )
+ if( ftp_SendCommand( p_access, p_sys, "ABOR" ) < 0 )
{
- FD_ZERO( &fds );
- FD_SET( p_socket->i_handle, &fds );
- timeout.tv_sec = 1;
- timeout.tv_usec = 0;
-
- if( p_input->b_die || p_input->b_error )
- {
- return 0;
- }
+ 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;
}
- if( i_ret < 0 )
+ if( p_sys->fd_data != -1 )
{
- msg_Err( p_input, "network select error (%s)", strerror(errno) );
- return -1;
- }
+ int i_answer;
+ ftp_ReadCommand( p_access, p_sys, &i_answer, NULL );
+ if ( i_answer != 227 )
+ /* If answer is from the previous command,
+ * rathen that succesful ABOR - read next command */
+ ftp_ReadCommand( p_access, p_sys, NULL, NULL );
- i_recv = recv( p_socket->i_handle, p_buffer, i_len, 0 );
-
- if( i_recv < 0 )
- {
- msg_Err( p_input, "recv failed (%s)", strerror(errno) );
+ net_Close( p_sys->fd_data );
+ p_sys->fd_data = -1;
}
- return i_recv;
-
-#endif
+ return VLC_SUCCESS;
}
-
-static void NetClose( input_thread_t *p_input, input_socket_t *p_socket )
-{
-#if defined( UNDER_CE )
- CloseHandle( (HANDLE)p_socket->i_handle );
-#elif defined( WIN32 )
- closesocket( p_socket->i_handle );
-#else
- close( p_socket->i_handle );
-#endif
-}
-
projects / vlc / blobdiff