/*****************************************************************************
* telnet.c: VLM interface plugin
*****************************************************************************
- * Copyright (C) 2000-2005 VideoLAN
+ * Copyright (C) 2000-2006 the VideoLAN team
* $Id$
*
* Authors: Simon Latapie <garf@videolan.org>
*
* 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.
*****************************************************************************/
/*****************************************************************************
#include <stdlib.h> /* malloc(), free() */
#include <vlc/vlc.h>
-#include <vlc/intf.h>
-
-#include <vlc/input.h>
+#include <vlc_interface.h>
+#include <vlc_input.h>
#include <sys/stat.h>
# include <unistd.h>
#endif
-#if defined( UNDER_CE )
-# include <winsock.h>
-#elif defined( WIN32 )
-# include <winsock2.h>
-#else
-# include <sys/socket.h>
-#endif
-
-#include "network.h"
-
-#include "vlc_vlm.h"
+#include <vlc_network.h>
+#include <vlc_url.h>
+#include <vlc_vlm.h>
#define READ_MODE_PWD 1
#define READ_MODE_CMD 2
static int Open ( vlc_object_t * );
static void Close( vlc_object_t * );
-#define TELNETHOST_TEXT N_( "Telnet Interface host" )
-#define TELNETHOST_LONGTEXT N_( "Default to listen on all network interfaces" )
-#define TELNETHOST_DEFAULT "0.0.0.0"
-#define TELNETPORT_TEXT N_( "Telnet Interface port" )
-#define TELNETPORT_LONGTEXT N_( "Default to 4212" )
+#define TELNETHOST_TEXT N_( "Host" )
+#define TELNETHOST_LONGTEXT N_( "This is the host on which the " \
+ "interface will listen. It defaults to all network interfaces (0.0.0.0)." \
+ " If you want this interface to be available only on the local " \
+ "machine, enter \"127.0.0.1\"." )
+#define TELNETPORT_TEXT N_( "Port" )
+#define TELNETPORT_LONGTEXT N_( "This is the TCP port on which this " \
+ "interface will listen. It defaults to 4212." )
#define TELNETPORT_DEFAULT 4212
-#define TELNETPWD_TEXT N_( "Telnet Interface password" )
-#define TELNETPWD_LONGTEXT N_( "Default to admin" )
+#define TELNETPWD_TEXT N_( "Password" )
+#define TELNETPWD_LONGTEXT N_( "A single administration password is used " \
+ "to protect this interface. The default value is \"admin\"." )
#define TELNETPWD_DEFAULT "admin"
vlc_module_begin();
set_shortname( "Telnet" );
set_category( CAT_INTERFACE );
- set_subcategory( SUBCAT_INTERFACE_GENERAL );
- add_string( "telnet-host", TELNETHOST_DEFAULT, NULL, TELNETHOST_TEXT,
+ set_subcategory( SUBCAT_INTERFACE_CONTROL );
+ add_string( "telnet-host", "", NULL, TELNETHOST_TEXT,
TELNETHOST_LONGTEXT, VLC_TRUE );
add_integer( "telnet-port", TELNETPORT_DEFAULT, NULL, TELNETPORT_TEXT,
TELNETPORT_LONGTEXT, VLC_TRUE );
{
int i_mode; /* read or write */
int fd;
- uint8_t buffer_read[1000]; // 1000 byte per command should be sufficient
+ char buffer_read[1000]; // 1000 byte per command should be sufficient
char *buffer_write;
- uint8_t *p_buffer_read;
- uint8_t *p_buffer_write; // the position in the buffer
+ char *p_buffer_read;
+ char *p_buffer_write; // the position in the buffer
int i_buffer_write; // the number of byte we still have to send
int i_tel_cmd; // for specific telnet commands
vlm_t *mediatheque;
};
-/*
+/*
* getPort: Decide which port to use. There are two possibilities to
* specify a port: integrated in the --telnet-host option with :PORT
* or using the --telnet-port option. The --telnet-port option has
- * precedence.
- * This code relies upon the fact the url.i_port is 0 if the :PORT
+ * precedence.
+ * This code relies upon the fact the url.i_port is 0 if the :PORT
* option is missing from --telnet-host.
*/
static int getPort(intf_thread_t *p_intf, vlc_url_t url, int i_port)
- {
+{
// Print error if two different ports have been specified
if (url.i_port != 0 &&
- i_port != TELNETPORT_DEFAULT &&
+ i_port != TELNETPORT_DEFAULT &&
url.i_port != i_port )
{
- msg_Err( p_intf, "ignoring port %d and using %d", url.i_port,
+ msg_Err( p_intf, "ignoring port %d and using %d", url.i_port,
i_port);
}
if (i_port != TELNETPORT_DEFAULT)
{
- return i_port;
+ return i_port;
}
if (url.i_port != 0)
{
- return url.i_port;
+ return url.i_port;
}
- // return default
return i_port;
}
return VLC_EGENERIC;
}
- msg_Info( p_intf, "Using the VLM interface plugin..." );
+ msg_Info( p_intf, "using the VLM interface plugin..." );
i_telnetport = config_GetInt( p_intf, "telnet-port" );
psz_address = config_GetPsz( p_intf, "telnet-host" );
== NULL )
{
msg_Err( p_intf, "cannot listen for telnet" );
+ vlc_UrlClean(&url);
+ free( psz_address );
free( p_intf->p_sys );
return VLC_EGENERIC;
}
- msg_Info( p_intf,
- "Telnet interface started on interface %s %d",
- url.psz_host, url.i_port );
+ msg_Info( p_intf,
+ "telnet interface started on interface %s %d",
+ url.psz_host, url.i_port );
p_intf->p_sys->i_clients = 0;
p_intf->p_sys->clients = NULL;
p_intf->p_sys->mediatheque = mediatheque;
p_intf->pf_run = Run;
+ vlc_UrlClean(&url);
+ free( psz_address );
return VLC_SUCCESS;
}
for( i = 0; i < p_sys->i_clients; i++ )
{
telnet_client_t *cl = p_sys->clients[i];
-
net_Close( cl->fd );
free( cl );
+ p_sys->clients[i] = NULL;
}
if( p_sys->clients != NULL ) free( p_sys->clients );
psz_password = config_GetPsz( p_intf, "telnet-password" );
- while( !p_intf->b_die )
+ while( !intf_ShouldDie( p_intf ) )
{
fd_set fds_read, fds_write;
int i_handle_max = 0;
fd = net_Accept( p_intf, p_sys->pi_fd, p_sys->i_clients > 0 ? 0 : -1 );
if( fd > 0 )
{
- telnet_client_t *cl;
+ telnet_client_t *cl = NULL;
/* to be non blocking */
#if defined( WIN32 ) || defined( UNDER_CE )
fcntl( fd, F_SETFL, O_NONBLOCK );
#endif
cl = malloc( sizeof( telnet_client_t ));
- cl->i_tel_cmd = 0;
- cl->fd = fd;
- cl->buffer_write = NULL;
- cl->p_buffer_write = cl->buffer_write;
- Write_message( cl, NULL, "Password:\xff\xfb\x01", WRITE_MODE_PWD );
-
- TAB_APPEND( p_sys->i_clients, p_sys->clients, cl );
+ if( cl )
+ {
+ char *psz_pwd = strdup( _("Password") );
+ char *psz_tmp = NULL;
+ size_t ctrl_len = strlen( ": \xff\xfb\x01" );
+ size_t passwd_len = strlen( psz_pwd );
+
+ memset( cl, 0, sizeof(telnet_client_t) );
+ cl->i_tel_cmd = 0;
+ cl->fd = fd;
+ cl->buffer_write = NULL;
+ cl->p_buffer_write = cl->buffer_write;
+ psz_tmp = malloc( passwd_len + ctrl_len + 1 );
+ if( !psz_tmp )
+ {
+ free( psz_pwd );
+ continue;
+ }
+ memset( psz_tmp, 0, passwd_len + ctrl_len + 1 );
+ memcpy( psz_tmp, psz_pwd, passwd_len );
+ memcpy( psz_tmp + passwd_len, ": \xff\xfb\x01", ctrl_len );
+ Write_message( cl, NULL, psz_tmp, WRITE_MODE_PWD );
+ TAB_APPEND( p_sys->i_clients, p_sys->clients, cl );
+ free( psz_pwd );
+ free( psz_tmp );
+ }
}
/* to do a proper select */
{
telnet_client_t *cl = p_sys->clients[i];
- if( cl->i_mode == WRITE_MODE_PWD || cl->i_mode == WRITE_MODE_CMD )
+ if( (cl->i_mode == WRITE_MODE_PWD) || (cl->i_mode == WRITE_MODE_CMD) )
{
FD_SET( cl->fd , &fds_write );
}
timeout.tv_usec = 500*1000;
i_ret = select( i_handle_max + 1, &fds_read, &fds_write, 0, &timeout );
- if( i_ret == -1 && errno != EINTR )
+ if( (i_ret == -1) && (errno != EINTR) )
{
msg_Warn( p_intf, "cannot select sockets" );
msleep( 1000 );
{
telnet_client_t *cl = p_sys->clients[i];
- if( FD_ISSET(cl->fd , &fds_write) && cl->i_buffer_write > 0 )
+ if( FD_ISSET(cl->fd , &fds_write) && (cl->i_buffer_write > 0) )
{
- i_len = send( cl->fd , cl->p_buffer_write ,
- cl->i_buffer_write , 0 );
+ i_len = send( cl->fd, cl->p_buffer_write ,
+ cl->i_buffer_write, 0 );
if( i_len > 0 )
{
cl->p_buffer_write += i_len;
int i_end = 0;
int i_recv;
- while( (i_recv=recv( cl->fd, cl->p_buffer_read, 1, 0 )) > 0 &&
- cl->p_buffer_read - cl->buffer_read < 999 )
+ while( ((i_recv=recv( cl->fd, cl->p_buffer_read, 1, 0 )) > 0) &&
+ ((cl->p_buffer_read - cl->buffer_read) < 999) )
{
switch( cl->i_tel_cmd )
{
case 0:
- switch( *cl->p_buffer_read )
+ switch( *(uint8_t *)cl->p_buffer_read )
{
case '\r':
break;
}
break;
case 1:
- switch( *cl->p_buffer_read )
+ switch( *(uint8_t *)cl->p_buffer_read )
{
case TEL_WILL: case TEL_WONT:
case TEL_DO: case TEL_DONT:
if( i_end != 0 ) break;
}
- if( cl->p_buffer_read - cl->buffer_read == 999 )
+ if( (cl->p_buffer_read - cl->buffer_read) == 999 )
{
- Write_message( cl, NULL, "Line too long\r\n",
+ Write_message( cl, NULL, _( "Line too long\r\n" ),
cl->i_mode + 2 );
}
- if (i_recv == 0)
+ if( i_recv == 0 )
{
net_Close( cl->fd );
TAB_REMOVE( p_intf->p_sys->i_clients ,
{
telnet_client_t *cl = p_sys->clients[i];
- if( cl->i_mode >= WRITE_MODE_PWD && cl->i_buffer_write == 0 )
+ if( (cl->i_mode >= WRITE_MODE_PWD) && (cl->i_buffer_write == 0) )
{
// we have finished to send
cl->i_mode -= 2; // corresponding READ MODE
}
- else if( cl->i_mode == READ_MODE_PWD &&
- *cl->p_buffer_read == '\n' )
+ else if( (cl->i_mode == READ_MODE_PWD) &&
+ (*cl->p_buffer_read == '\n') )
{
*cl->p_buffer_read = '\0';
if( strcmp( psz_password, cl->buffer_read ) == 0 )
{
- Write_message( cl, NULL, "\xff\xfc\x01\r\nWelcome, "
- "Master\r\n> ", WRITE_MODE_CMD );
+ char *psz_welcome = strdup( _("Welcome, Master") );
+ char *psz_tmp = NULL;
+ size_t welcome_len = strlen( psz_welcome );
+ size_t ctrl_len = strlen("\xff\xfc\x01\r\n");
+
+ psz_tmp = malloc( welcome_len + ctrl_len + 4 + 1 );
+ if( !psz_tmp )
+ {
+ free( psz_welcome );
+ continue;
+ }
+ memset( psz_tmp, 0, welcome_len + ctrl_len + 4 + 1 );
+ memcpy( psz_tmp, "\xff\xfc\x01\r\n", ctrl_len );
+ memcpy( psz_tmp + ctrl_len, psz_welcome, welcome_len );
+ memcpy( psz_tmp + ctrl_len + welcome_len, "\r\n> ", 4 );
+ Write_message( cl, NULL, psz_tmp, WRITE_MODE_CMD );
+ free( psz_welcome );
+ free( psz_tmp );
}
else
{
/* wrong password */
- Write_message( cl, NULL, "\r\nWrong password. ",
+ Write_message( cl, NULL,
+ _( "\r\nWrong password.\r\nPassword: " ),
WRITE_MODE_PWD );
}
}
- else if( cl->i_mode == READ_MODE_CMD &&
- *cl->p_buffer_read == '\n' )
+ else if( (cl->i_mode == READ_MODE_CMD) &&
+ (*cl->p_buffer_read == '\n') )
{
/* ok, here is a command line */
if( !strncmp( cl->buffer_read, "logout", 6 ) ||
else if( !strncmp( cl->buffer_read, "shutdown", 8 ) )
{
msg_Err( p_intf, "shutdown requested" );
- p_intf->p_vlc->b_die = VLC_TRUE;
+ p_intf->p_libvlc->b_die = VLC_TRUE;
}
else
{
vlm_ExecuteCommand( p_sys->mediatheque, cl->buffer_read,
&message );
+ if( !strncmp( cl->buffer_read, "help", 4 ) )
+ {
+ vlm_message_t *p_my_help =
+ vlm_MessageNew( "Telnet Specific Commands:", NULL );
+ vlm_MessageAdd( p_my_help,
+ vlm_MessageNew( "logout, quit, exit" , NULL ) );
+ vlm_MessageAdd( p_my_help,
+ vlm_MessageNew( "shutdown" , NULL ) );
+ vlm_MessageAdd( message, p_my_help );
+ }
Write_message( cl, message, NULL, WRITE_MODE_CMD );
vlm_MessageDelete( message );
+
}
}
}
else if( !i_level && !message->i_child && !message->psz_value )
{
/* A command is successful. Don't write anything */
- return strdup( STRING_CR STRING_TAIL );
+ return strdup( /*STRING_CR*/ STRING_TAIL );
}
i_message += strlen( message->psz_name ) + i_level * sizeof( " " ) + 1;
- psz_message = malloc( i_message ); *psz_message = 0;
+ psz_message = malloc( i_message );
+ *psz_message = 0;
for( i = 0; i < i_level; i++ ) strcat( psz_message, " " );
strcat( psz_message, message->psz_name );
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