* netutils.c: various network functions
*****************************************************************************
* Copyright (C) 1999-2001 VideoLAN
- * $Id: netutils.c,v 1.52 2001/11/28 15:08:06 massiot Exp $
+ * $Id: netutils.c,v 1.74 2002/10/05 19:26:23 jlj Exp $
*
* Authors: Vincent Seguin <seguin@via.ecp.fr>
* Benoit Steiner <benny@via.ecp.fr>
* Henri Fallon <henri@videolan.org>
- * Xavier Marchesini <xav@via.ecp.fr>
+ * Xavier Marchesini <xav@alarue.net>
* Christophe Massiot <massiot@via.ecp.fr>
* Samuel Hocevar <sam@via.ecp.fr>
+ * Jon Lech Johansen <jon-vl@nanocrew.net>
*
* 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
/*****************************************************************************
* Preamble
*****************************************************************************/
-#include "defs.h"
-
#include <stdlib.h> /* free(), realloc(), atoi() */
#include <errno.h> /* errno() */
#include <string.h> /* memset() */
-#ifdef STRNCASECMP_IN_STRINGS_H
-# include <strings.h>
-#endif
+#include <vlc/vlc.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h> /* gethostname() */
#ifdef WIN32
# include <winsock2.h>
-#elif !defined( SYS_BEOS ) && !defined( SYS_NTO )
+#else
# include <netdb.h> /* hostent ... */
# include <sys/socket.h> /* BSD: struct sockaddr */
# include <netinet/in.h> /* BSD: struct in_addr */
#include <sys/ioctl.h> /* ioctl() */
#endif
+#ifdef SYS_DARWIN
+#include <IOKit/IOKitLib.h>
+#include <IOKit/network/IOEthernetInterface.h>
+#include <IOKit/network/IOEthernetController.h>
+#endif
+
#if defined( WIN32 ) /* tools to get the MAC adress from */
#include <windows.h> /* the interface under Windows */
#include <stdio.h>
+#include <nb30.h>
#endif
#ifdef HAVE_NET_IF_H
#include <sys/sockio.h>
#endif
-#include "config.h"
-#include "common.h"
-#include "mtime.h"
-#include "intf_msg.h"
-#include "threads.h"
-#include "main.h"
-
-#include "intf_playlist.h"
-
#include "netutils.h"
+#include "vlc_playlist.h"
+
+#include "network.h"
/*****************************************************************************
* input_channel_t: channel library data
* as it depends on the VideoLAN channel server, which isn't frozen for
* the time being.
*****************************************************************************/
-typedef struct input_channel_s
+struct input_channel_t
{
int i_channel; /* current channel number */
mtime_t last_change; /* last change date */
-} input_channel_t;
+};
/*****************************************************************************
* Local prototypes
*****************************************************************************/
-static int GetMacAddress ( int i_fd, char *psz_mac );
-#ifdef WIN32
+static int GetMacAddress ( vlc_object_t *, int i_fd, char *psz_mac );
+#ifdef SYS_DARWIN
+static int GetNetIntfCtrl ( const char *psz_interface,
+ io_object_t *ctrl_service );
+#elif defined( WIN32 )
static int GetAdapterInfo ( int i_adapter, char *psz_string );
#endif
-/*****************************************************************************
- * network_BuildAddr : fill a sockaddr_in structure
- *****************************************************************************/
-int network_BuildAddr( struct sockaddr_in * p_socket,
- char * psz_address, int i_port )
-{
-#if defined( SYS_BEOS )
- intf_ErrMsg( "error: networking is not yet supported under BeOS" );
- return( 1 );
-
-#else
- /* Reset struct */
- memset( p_socket, 0, sizeof( struct sockaddr_in ) );
- p_socket->sin_family = AF_INET; /* family */
- p_socket->sin_port = htons( i_port );
- if( psz_address == NULL )
- {
- p_socket->sin_addr.s_addr = INADDR_ANY;
- }
- else
- {
- struct hostent * p_hostent;
-
- /* Try to convert address directly from in_addr - this will work if
- * psz_broadcast is dotted decimal. */
-#ifdef HAVE_ARPA_INET_H
- if( !inet_aton( psz_address, &p_socket->sin_addr) )
-#else
- if( (p_socket->sin_addr.s_addr = inet_addr( psz_address )) == -1 )
-#endif
- {
- /* We have a fqdn, try to find its address */
- if ( (p_hostent = gethostbyname( psz_address )) == NULL )
- {
- intf_ErrMsg( "BuildLocalAddr: unknown host %s", psz_address );
- return( -1 );
- }
-
- /* Copy the first address of the host in the socket address */
- memcpy( &p_socket->sin_addr, p_hostent->h_addr_list[0],
- p_hostent->h_length );
- }
- }
- return( 0 );
-#endif
-}
-
/*****************************************************************************
* network_ChannelCreate: initialize global channel method data
*****************************************************************************
* once before any input thread is created or any call to other
* input_Channel*() function is attempted.
*****************************************************************************/
-int network_ChannelCreate( void )
+int __network_ChannelCreate( vlc_object_t *p_this )
{
-#if defined( SYS_LINUX ) || defined( WIN32 )
+#if !defined( SYS_LINUX ) && !defined( WIN32 )
+ msg_Err( p_this, "VLAN-based channels are not supported "
+ "on this architecture" );
+#endif
/* Allocate structure */
- p_main->p_channel = malloc( sizeof( input_channel_t ) );
- if( p_main->p_channel == NULL )
+ p_this->p_vlc->p_channel = malloc( sizeof( input_channel_t ) );
+ if( p_this->p_vlc->p_channel == NULL )
{
- intf_ErrMsg( "network error: could not create channel bank" );
+ msg_Err( p_this, "out of memory" );
return( -1 );
}
/* Initialize structure */
- p_main->p_channel->i_channel = 0;
- p_main->p_channel->last_change = 0;
+ p_this->p_vlc->p_channel->i_channel = 0;
+ p_this->p_vlc->p_channel->last_change = 0;
- intf_WarnMsg( 2, "network: channels initialized" );
+ msg_Dbg( p_this, "channels initialized" );
return( 0 );
-
-#else
- intf_ErrMsg( "network error : channels not supported on this platform" );
- return( 1 );
-
-#endif
}
/*****************************************************************************
* should be unlocked using input_ChannelLeave().
* Non 0 will be returned in case of error.
*****************************************************************************/
-int network_ChannelJoin( int i_channel )
+int __network_ChannelJoin( vlc_object_t *p_this, int i_channel )
{
-#if defined( SYS_LINUX ) || defined( WIN32 )
-
#define VLCS_VERSION 13
#define MESSAGE_LENGTH 256
+ module_t * p_network;
+ char * psz_network = NULL;
+ network_socket_t socket_desc;
char psz_mess[ MESSAGE_LENGTH ];
char psz_mac[ 40 ];
- int i_fd, i_dummy, i_port;
+ int i_fd, i_port;
char *psz_vlcs;
- struct sockaddr_in sa_server;
- struct sockaddr_in sa_client;
struct timeval delay;
fd_set fds;
- if( !main_GetIntVariable( INPUT_NETWORK_CHANNEL_VAR,
- INPUT_NETWORK_CHANNEL_DEFAULT ) )
+ if( p_this->p_vlc->p_channel->i_channel == i_channel )
{
- intf_ErrMsg( "network: channels disabled, to enable them, use the"
- "--channels option" );
- return -1;
+ return 0;
}
- /* If last change is too recent, wait a while */
- if( mdate() - p_main->p_channel->last_change < INPUT_CHANNEL_CHANGE_DELAY )
+ if( !config_GetInt( p_this, "network-channel" ) )
{
- intf_WarnMsg( 2, "network: waiting before changing channel" );
- /* XXX Isn't this completely brain-damaged ??? -- Sam */
- mwait( p_main->p_channel->last_change + INPUT_CHANNEL_CHANGE_DELAY );
+ msg_Err( p_this, "channels disabled, to enable them, use the"
+ " --channels option" );
+ return -1;
}
- /* Initializing the socket */
- i_fd = socket( AF_INET, SOCK_DGRAM, 0 );
- if( i_fd < 0 )
+ if( config_GetInt( p_this, "ipv4" ) )
{
- intf_ErrMsg( "network error: unable to create vlcs socket (%s)",
- strerror( errno ) );
- return -1;
+ psz_network = "ipv4";
+ }
+ if( config_GetInt( p_this, "ipv6" ) )
+ {
+ psz_network = "ipv6";
}
- i_dummy = 1;
- if( setsockopt( i_fd, SOL_SOCKET, SO_REUSEADDR,
- (void *) &i_dummy, sizeof( i_dummy ) ) == -1 )
+ /* Getting information about the channel server */
+ if( !(psz_vlcs = config_GetPsz( p_this, "channel-server" )) )
{
- intf_ErrMsg( "network error: can't SO_REUSEADDR vlcs socket (%s)",
- strerror(errno));
- close( i_fd );
+ msg_Err( p_this, "configuration variable channel-server empty" );
return -1;
}
- /* Getting information about the channel server */
- psz_vlcs = main_GetPszVariable( INPUT_CHANNEL_SERVER_VAR,
- INPUT_CHANNEL_SERVER_DEFAULT );
- i_port = main_GetIntVariable( INPUT_CHANNEL_PORT_VAR,
- INPUT_CHANNEL_PORT_DEFAULT );
-
- intf_WarnMsg( 5, "network: socket %i, vlcs '%s', port %d",
- i_fd, psz_vlcs, i_port );
-
- memset( &sa_client, 0x00, sizeof(struct sockaddr_in) );
- memset( &sa_server, 0x00, sizeof(struct sockaddr_in) );
- sa_client.sin_family = AF_INET;
- sa_server.sin_family = AF_INET;
- sa_client.sin_port = htons( 4312 );
- sa_server.sin_port = htons( i_port );
- sa_client.sin_addr.s_addr = INADDR_ANY;
-#ifdef HAVE_ARPA_INET_H
- inet_aton( psz_vlcs, &sa_server.sin_addr );
-#else
- sa_server.sin_addr.s_addr = inet_addr( psz_vlcs );
-#endif
+ i_port = config_GetInt( p_this, "channel-port" );
+
+ msg_Dbg( p_this, "connecting to %s:%d", psz_vlcs, i_port );
+
+ /* Prepare the network_socket_t structure */
+ socket_desc.i_type = NETWORK_UDP;
+ socket_desc.psz_bind_addr = "";
+ socket_desc.i_bind_port = 4321;
+ socket_desc.psz_server_addr = psz_vlcs;
+ socket_desc.i_server_port = i_port;
- /* Bind the socket */
- if( bind( i_fd, (struct sockaddr*)(&sa_client), sizeof(sa_client) ) )
+ /* Find an appropriate network module */
+ p_network = module_Need( p_this, "network", psz_network/*, &socket_desc*/ );
+ if( p_network == NULL )
{
- intf_ErrMsg( "network: unable to bind vlcs socket (%s)",
- strerror( errno ) );
- close( i_fd );
- return -1;
+ return( -1 );
}
+ module_Unneed( p_this, p_network );
+
+ free( psz_vlcs ); /* Do we really need this ? -- Meuuh */
+ i_fd = socket_desc.i_handle;
/* Look for the interface MAC address */
- if( GetMacAddress( i_fd, psz_mac ) )
+ if( GetMacAddress( p_this, i_fd, psz_mac ) )
{
- intf_ErrMsg( "network error: failed getting MAC address" );
+ msg_Err( p_this, "failed getting MAC address" );
close( i_fd );
return -1;
}
- intf_WarnMsg( 6, "network: MAC address is %s", psz_mac );
+ msg_Dbg( p_this, "MAC address is %s", psz_mac );
/* Build the message */
sprintf( psz_mess, "%d %u %lu %s \n", i_channel, VLCS_VERSION,
psz_mac );
/* Send the message */
- sendto( i_fd, psz_mess, MESSAGE_LENGTH, 0,
- (struct sockaddr *)(&sa_server), sizeof(struct sockaddr) );
+ send( i_fd, psz_mess, MESSAGE_LENGTH, 0 );
- intf_WarnMsg( 2, "network: attempting to join channel %d", i_channel );
+ msg_Dbg( p_this, "attempting to join channel %d", i_channel );
/* We have changed channels ! (or at least, we tried) */
- p_main->p_channel->last_change = mdate();
- p_main->p_channel->i_channel = i_channel;
+ p_this->p_vlc->p_channel->last_change = mdate();
+ p_this->p_vlc->p_channel->i_channel = i_channel;
/* Wait 5 sec for an answer from the server */
delay.tv_sec = 5;
switch( select( i_fd + 1, &fds, NULL, NULL, &delay ) )
{
case 0:
- intf_ErrMsg( "network error: no answer from vlcs" );
+ msg_Err( p_this, "no answer from vlcs" );
close( i_fd );
return -1;
- break;
case -1:
- intf_ErrMsg( "network error: error while listening to vlcs" );
+ msg_Err( p_this, "error while listening to vlcs" );
close( i_fd );
return -1;
- break;
}
- i_dummy = sizeof( struct sockaddr );
- recvfrom( i_fd, psz_mess, MESSAGE_LENGTH, 0,
- (struct sockaddr *)(&sa_client), &i_dummy);
- psz_mess[ MESSAGE_LENGTH - 1 ] = 0;
+ recv( i_fd, psz_mess, MESSAGE_LENGTH, 0 );
+ psz_mess[ MESSAGE_LENGTH - 1 ] = '\0';
- if( !strncasecmp( psz_mess, "E: ", 3 ) )
+ if( !strncasecmp( psz_mess, "E:", 2 ) )
{
- intf_ErrMsg( "network error: vlcs said '%s'", psz_mess + 3 );
+ msg_Err( p_this, "vlcs said '%s'", psz_mess + 2 );
close( i_fd );
return -1;
}
- else if( !strncasecmp( psz_mess, "I: ", 3 ) )
+ else if( !strncasecmp( psz_mess, "I:", 2 ) )
{
- intf_WarnMsg( 2, "network info: vlcs said '%s'", psz_mess + 3 );
+ msg_Dbg( p_this, "vlcs said '%s'", psz_mess + 2 );
}
- else /* We got something to play ! FIXME: not very nice */
+ else
{
-# define p_item \
- (&p_main->p_playlist->p_item[ p_main->p_playlist->i_index + 1])
- vlc_mutex_lock( &p_main->p_playlist->change_lock );
- if( p_item )
- {
- free( p_item->psz_name );
- p_item->psz_name = strdup( psz_mess );
- /* Unlock _afterwards_ */
- vlc_mutex_unlock( &p_main->p_playlist->change_lock );
- }
- else
+ /* We got something to play ! */
+ playlist_t *p_playlist;
+ p_playlist = vlc_object_find( p_this, VLC_OBJECT_PLAYLIST,
+ FIND_ANYWHERE );
+ if( p_playlist != NULL )
{
- /* Unlock _before_ */
- vlc_mutex_unlock( &p_main->p_playlist->change_lock );
- intf_PlaylistAdd( p_main->p_playlist, 0, psz_mess );
+ playlist_Add( p_playlist, psz_mess,
+ PLAYLIST_APPEND | PLAYLIST_GO, PLAYLIST_END );
+ vlc_object_release( p_playlist );
}
}
/* Close the socket and return nicely */
+#ifndef WIN32
close( i_fd );
-
- return 0;
-
#else
- intf_ErrMsg( "network error: channels not supported on this platform" );
- return -1;
-
+ closesocket( i_fd );
#endif
+
+ return 0;
}
/* Following functions are local */
/*****************************************************************************
* GetMacAddress: extract the MAC Address
*****************************************************************************/
-static int GetMacAddress( int i_fd, char *psz_mac )
+static int GetMacAddress( vlc_object_t *p_this, int i_fd, char *psz_mac )
{
#if defined( SYS_LINUX )
struct ifreq interface;
int i_ret;
+ char *psz_interface;
/*
* Looking for information about the eth0 interface
*/
interface.ifr_addr.sa_family = AF_INET;
- strcpy( interface.ifr_name,
- main_GetPszVariable( INPUT_IFACE_VAR, INPUT_IFACE_DEFAULT ) );
+ if( !(psz_interface = config_GetPsz( p_this, "iface" )) )
+ {
+ msg_Err( p_this, "configuration variable iface empty" );
+ return -1;
+ }
+ strcpy( interface.ifr_name, psz_interface );
+ free( psz_interface );
i_ret = ioctl( i_fd, SIOCGIFHWADDR, &interface );
if( i_ret )
{
- intf_ErrMsg( "network error: ioctl SIOCGIFHWADDR failed" );
+ msg_Err( p_this, "ioctl SIOCGIFHWADDR failed" );
return( i_ret );
}
return( 0 );
+#elif defined( SYS_DARWIN )
+ char *psz_interface;
+ io_object_t ctrl_service;
+ CFTypeRef cfd_mac_address;
+ UInt8 ui_mac_address[kIOEthernetAddressSize];
+
+ if( !(psz_interface = config_GetPsz( p_this, "iface" )) )
+ {
+ msg_Err( p_this, "configuration variable iface empty" );
+ return( -1 );
+ }
+
+ if( GetNetIntfCtrl( psz_interface, &ctrl_service ) )
+ {
+ msg_Err( p_this, "GetNetIntfCtrl failed" );
+ return( -1 );
+ }
+
+ cfd_mac_address = IORegistryEntryCreateCFProperty( ctrl_service,
+ CFSTR(kIOMACAddress),
+ kCFAllocatorDefault,
+ 0 );
+ IOObjectRelease( ctrl_service );
+ if( cfd_mac_address == NULL )
+ {
+ msg_Err( p_this, "IORegistryEntryCreateCFProperty failed" );
+ return( -1 );
+ }
+
+ CFDataGetBytes( cfd_mac_address,
+ CFRangeMake(0, kIOEthernetAddressSize),
+ ui_mac_address );
+ CFRelease( cfd_mac_address );
+
+ sprintf( psz_mac, "%2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x",
+ ui_mac_address[0], ui_mac_address[1],
+ ui_mac_address[2], ui_mac_address[3],
+ ui_mac_address[4], ui_mac_address[5] );
+
+ return( 0 );
+
#elif defined( WIN32 )
int i, i_ret = -1;
LANA_ENUM AdapterList;
NCB Ncb;
- intf_WarnMsg( 2, "network: looking for MAC address" );
+ msg_Dbg( p_this, "looking for MAC address" );
memset( &Ncb, 0, sizeof( NCB ) );
Ncb.ncb_command = NCBENUM;
return( i_ret );
#else
- return( -1);
+ strcpy( psz_mac, "00:00:00:00:00:00" );
+ return( 0 );
#endif
}
-#ifdef WIN32
+#ifdef SYS_DARWIN
+/*****************************************************************************
+ * GetNetIntfCtrl : get parent controller for network interface
+ *****************************************************************************/
+static int GetNetIntfCtrl( const char *psz_interface,
+ io_object_t *ctrl_service )
+{
+ mach_port_t port;
+ kern_return_t ret;
+ io_object_t intf_service;
+ io_iterator_t intf_iterator;
+
+ /* get port for IOKit communication */
+ if( ( ret = IOMasterPort( MACH_PORT_NULL, &port ) ) != KERN_SUCCESS )
+ {
+ return( -1 );
+ }
+
+ /* look up the IOService object for the interface */
+ ret = IOServiceGetMatchingServices( port, IOBSDNameMatching( port, 0,
+ psz_interface ), &intf_iterator );
+ if( ret != KERN_SUCCESS )
+ {
+ return( -1 );
+ }
+
+ intf_service = IOIteratorNext( intf_iterator );
+ if( intf_service == NULL )
+ {
+ return( -1 );
+ }
+
+ ret = IORegistryEntryGetParentEntry( intf_service,
+ kIOServicePlane,
+ ctrl_service );
+ IOObjectRelease( intf_service );
+ if( ret != KERN_SUCCESS )
+ {
+ return( -1 );
+ }
+
+ return( 0 );
+}
+
+#elif defined( WIN32 )
/*****************************************************************************
* GetAdapterInfo : gets some informations about the interface using NETBIOS
*****************************************************************************/
if( Netbios( &Ncb ) != NRC_GOODRET )
{
- intf_ErrMsg( "network error: reset returned %i", Ncb.ncb_retcode );
+//X intf_ErrMsg( "network error: reset returned %i", Ncb.ncb_retcode );
return -1;
}
(int) ( Adapter.adapt.adapter_address[4] ),
(int) ( Adapter.adapt.adapter_address[5] ) );
- intf_WarnMsg( 2, "network: found MAC address %s", psz_string );
+//X intf_WarnMsg( 2, "network: found MAC address %s", psz_string );
return 0;
}
else
{
- intf_ErrMsg( "network error: ASTAT returned %i", Ncb.ncb_retcode );
+//X intf_ErrMsg( "network error: ASTAT returned %i", Ncb.ncb_retcode );
return -1;
}
}