-/*******************************************************************************
+/*****************************************************************************
* netutils.c: various network functions
- * (c)1999 VideoLAN
- *******************************************************************************
- * ??
- *******************************************************************************
- * Required headers:
- * <netinet/in.h>
- *******************************************************************************/
-
-/*******************************************************************************
+ *****************************************************************************
+ * Copyright (C) 1999-2001 VideoLAN
+ * $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@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
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * 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.
+ *****************************************************************************/
+
+/*****************************************************************************
* Preamble
- *******************************************************************************/
-#include <netdb.h>
-#include <stdlib.h>
+ *****************************************************************************/
+#include <stdlib.h> /* free(), realloc(), atoi() */
+#include <errno.h> /* errno() */
+#include <string.h> /* memset() */
+
+#include <vlc/vlc.h>
+
+#ifdef HAVE_UNISTD_H
+# include <unistd.h> /* gethostname() */
+#elif defined( _MSC_VER ) && defined( _WIN32 )
+# include <io.h>
+#endif
+
+#if !defined( _MSC_VER )
+#include <sys/time.h> /* gettimeofday */
+#endif
+
+#ifdef WIN32
+# include <winsock2.h>
+#else
+# include <netdb.h> /* hostent ... */
+# include <sys/socket.h> /* BSD: struct sockaddr */
+# include <netinet/in.h> /* BSD: struct in_addr */
+# ifdef HAVE_ARPA_INET_H
+# include <arpa/inet.h> /* inet_ntoa(), inet_aton() */
+# endif
+#endif
+
+#ifdef SYS_LINUX
+#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 <errno.h>
-#include <string.h>
-#include <sys/ioctl.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
-#include <net/if.h>
-
-#include "config.h"
-#include "common.h"
-#include "mtime.h"
-
-#include "intf_msg.h"
-#include "debug.h"
+#include <nb30.h>
+#endif
+
+#ifdef HAVE_NET_IF_H
+#include <net/if.h> /* interface (arch-dependent) */
+#endif
+
+#ifdef HAVE_SYS_SOCKIO_H
+#include <sys/sockio.h>
+#endif
#include "netutils.h"
+#include "vlc_playlist.h"
-/*******************************************************************************
- * BuildInetAddr: build an Internet address descriptor
- *******************************************************************************
- * Build an internet socket descriptor from a host name, or an ip, and a port.
- * If the address is NULL, then INADDR_ANY will be used, allowing to receive
- * on any address for a local socket. Usually, in this case, 'port' is also null
- * and the function always succeeds.
- *******************************************************************************/
-int BuildInetAddr( struct sockaddr_in *p_sa_in, char *psz_in_addr, int i_port )
-{
- struct hostent *p_hostent; /* host descriptor */
-
- bzero( p_sa_in, sizeof( struct sockaddr_in ) );
- p_sa_in->sin_family = AF_INET; /* family */
- p_sa_in->sin_port = htons( i_port ); /* port */
-
- /* Use INADDR_ANY if psz_in_addr is NULL */
- if( psz_in_addr == NULL )
- {
- p_sa_in->sin_addr.s_addr = htonl(INADDR_ANY);
- }
- /* Try to convert address directly from in_addr - this will work if
- * psz_in_addr is dotted decimal. */
- else if( !inet_aton( psz_in_addr, &p_sa_in->sin_addr) )
- {
- /* The convertion failed: the address is an host name, which needs
- * to be resolved */
- intf_DbgMsg("debug: resolving internet address %s...\n", psz_in_addr);
- if ( (p_hostent = gethostbyname(psz_in_addr)) == NULL)
- {
- intf_ErrMsg("error: unknown host %s\n", psz_in_addr);
- return( -1 );
- }
+#include "network.h"
- /* Copy the first address of the host in the socket address */
- bcopy( p_hostent->h_addr_list[0], &p_sa_in->sin_addr, p_hostent->h_length);
- }
- return( 0 );
-}
+/*****************************************************************************
+ * input_channel_t: channel library data
+ *****************************************************************************
+ * Store global channel library data.
+ * The part of the code concerning the channel changing process is unstable
+ * as it depends on the VideoLAN channel server, which isn't frozen for
+ * the time being.
+ *****************************************************************************/
+struct input_channel_t
+{
+ int i_channel; /* current channel number */
+ mtime_t last_change; /* last change date */
+};
+/*****************************************************************************
+ * Local prototypes
+ *****************************************************************************/
+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
-/*******************************************************************************
- * ServerPort: extract port from a "server:port" adress
- *******************************************************************************
- * Returns the port number in a "server:port" address and replace the ":" by
- * a NUL character, or returns -1.
- *******************************************************************************/
-int ServerPort( char *psz_addr )
+/*****************************************************************************
+ * network_ChannelCreate: initialize global channel method data
+ *****************************************************************************
+ * Initialize channel input method global data. This function should be called
+ * once before any input thread is created or any call to other
+ * input_Channel*() function is attempted.
+ *****************************************************************************/
+int __network_ChannelCreate( vlc_object_t *p_this )
{
- char *psz_index;
+#if !defined( SYS_LINUX ) && !defined( WIN32 )
+ msg_Err( p_this, "VLAN-based channels are not supported "
+ "on this architecture" );
+#endif
- /* Scan string for ':' */
- for( psz_index = psz_addr; *psz_index && (*psz_index != ':'); psz_index++ )
+ /* Allocate structure */
+ p_this->p_vlc->p_channel = malloc( sizeof( input_channel_t ) );
+ if( p_this->p_vlc->p_channel == NULL )
{
- ;
- }
-
- /* If a port number has been found, convert it and return it */
- if( *psz_index == ':' )
- {
- *psz_index = '\0';
- return( atoi( psz_index + 1 ) );
+ msg_Err( p_this, "out of memory" );
+ return( -1 );
}
- return( - 1 );
+ /* Initialize structure */
+ p_this->p_vlc->p_channel->i_channel = 0;
+ p_this->p_vlc->p_channel->last_change = 0;
+
+ msg_Dbg( p_this, "channels initialized" );
+ return( 0 );
}
+/*****************************************************************************
+ * network_ChannelJoin: join a channel
+ *****************************************************************************
+ * This function will try to join a channel. If the relevant interface is
+ * already on the good channel, nothing will be done. Else, and if possible
+ * (if the interface is not locked), the channel server will be contacted
+ * and a change will be requested. The function will block until the change
+ * is effective. Note that once a channel is no more used, its interface
+ * should be unlocked using input_ChannelLeave().
+ * Non 0 will be returned in case of error.
+ *****************************************************************************/
+int __network_ChannelJoin( vlc_object_t *p_this, int i_channel )
+{
+#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_port;
+ char *psz_vlcs;
+ struct timeval delay;
+ fd_set fds;
-/*******************************************************************************
- * ReadIfConf: Read the configuration of an interface
- *******************************************************************************
- * i_sockfd must reference a socket open as follow: AF_INET, DOCK_DGRAM, 0
- *******************************************************************************/
-int ReadIfConf(int i_sockfd, if_descr_t* p_ifdescr, char* psz_name)
-{
- struct ifreq ifr_config;
- int i_rc = 0;
-
- ASSERT(p_ifdescr);
- ASSERT(psz_name);
-
- /* Which interface are we interested in ? */
- strcpy(ifr_config.ifr_name, psz_name);
-
- /* Read the flags for that interface */
- i_rc = ioctl(i_sockfd, SIOCGIFFLAGS, (byte_t *)&ifr_config);
- if( !i_rc )
+ if( p_this->p_vlc->p_channel->i_channel == i_channel )
{
- p_ifdescr->i_flags = ifr_config.ifr_flags;
- intf_DbgMsg("%s flags: 0x%x\n", psz_name, p_ifdescr->i_flags);
+ return 0;
}
- else
+
+ if( !config_GetInt( p_this, "network-channel" ) )
{
- intf_ErrMsg("Cannot read flags for interface %s: %s\n", psz_name,
- strerror(errno));
+ msg_Err( p_this, "channels disabled, to enable them, use the"
+ " --channels option" );
return -1;
}
- /* Read physical address of the interface and store it in our description */
- i_rc = ioctl(i_sockfd, SIOCGIFHWADDR, (byte_t *)&ifr_config);
- if( !i_rc )
+ if( config_GetInt( p_this, "ipv4" ) )
{
- memcpy(&p_ifdescr->sa_phys_addr, &ifr_config.ifr_addr, sizeof(struct sockaddr));
- intf_DbgMsg("%s MAC address: %2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x\n", psz_name,
- p_ifdescr->sa_phys_addr.sa_data[0]&0xff,
- p_ifdescr->sa_phys_addr.sa_data[1]&0xff,
- p_ifdescr->sa_phys_addr.sa_data[2]&0xff,
- p_ifdescr->sa_phys_addr.sa_data[3]&0xff,
- p_ifdescr->sa_phys_addr.sa_data[4]&0xff,
- p_ifdescr->sa_phys_addr.sa_data[5]&0xff);
+ psz_network = "ipv4";
}
- else
+ if( config_GetInt( p_this, "ipv6" ) )
+ {
+ psz_network = "ipv6";
+ }
+
+ /* Getting information about the channel server */
+ if( !(psz_vlcs = config_GetPsz( p_this, "channel-server" )) )
{
- intf_ErrMsg("Cannot read hardware address for interface %s: %s\n",
- psz_name, strerror(errno));
+ msg_Err( p_this, "configuration variable channel-server empty" );
return -1;
}
-
- /* Read IP address of the interface and store it in our description */
- i_rc = ioctl(i_sockfd, SIOCGIFADDR, (byte_t *)&ifr_config);
- if( !i_rc )
+
+ 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;
+
+ /* Find an appropriate network module */
+ p_network = module_Need( p_this, "network", psz_network/*, &socket_desc*/ );
+ if( p_network == NULL )
{
- memcpy(&p_ifdescr->sa_net_addr, &ifr_config.ifr_addr, sizeof(struct sockaddr));
- intf_DbgMsg("%s IP address: %s\n", psz_name,
- inet_ntoa(p_ifdescr->sa_net_addr.sin_addr));
+ return( -1 );
}
- else
+ 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( p_this, i_fd, psz_mac ) )
{
- intf_ErrMsg("Cannot read network address for interface %s: %s\n",
- psz_name, strerror(errno));
+ msg_Err( p_this, "failed getting MAC address" );
+ close( i_fd );
return -1;
}
-
- /* Read broadcast address of the interface and store it in our description */
- if(p_ifdescr->i_flags & IFF_POINTOPOINT)
+
+ 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,
+ (unsigned long)(mdate() / (u64)1000000),
+ psz_mac );
+
+ /* Send the message */
+ send( i_fd, psz_mess, MESSAGE_LENGTH, 0 );
+
+ msg_Dbg( p_this, "attempting to join channel %d", i_channel );
+
+ /* We have changed channels ! (or at least, we tried) */
+ 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;
+ delay.tv_usec = 0;
+ FD_ZERO( &fds );
+ FD_SET( i_fd, &fds );
+
+ switch( select( i_fd + 1, &fds, NULL, NULL, &delay ) )
{
- intf_DbgMsg("%s doen't not support broadcast\n", psz_name);
- i_rc = ioctl(i_sockfd, SIOCGIFDSTADDR, (byte_t *)&ifr_config);
+ case 0:
+ msg_Err( p_this, "no answer from vlcs" );
+ close( i_fd );
+ return -1;
+
+ case -1:
+ msg_Err( p_this, "error while listening to vlcs" );
+ close( i_fd );
+ return -1;
}
- else
+
+ recv( i_fd, psz_mess, MESSAGE_LENGTH, 0 );
+ psz_mess[ MESSAGE_LENGTH - 1 ] = '\0';
+
+ if( !strncasecmp( psz_mess, "E:", 2 ) )
{
- intf_DbgMsg("%s supports broadcast\n", psz_name);
- i_rc = ioctl(i_sockfd, SIOCGIFBRDADDR, (byte_t *)&ifr_config);
+ msg_Err( p_this, "vlcs said '%s'", psz_mess + 2 );
+ close( i_fd );
+ return -1;
}
- if( !i_rc )
+ else if( !strncasecmp( psz_mess, "I:", 2 ) )
{
- memcpy(&p_ifdescr->sa_bcast_addr, &ifr_config.ifr_addr, sizeof(struct sockaddr));
- intf_DbgMsg("%s broadcast address: %s\n", psz_name,
- inet_ntoa(p_ifdescr->sa_bcast_addr.sin_addr));
+ msg_Dbg( p_this, "vlcs said '%s'", psz_mess + 2 );
}
else
{
- intf_ErrMsg("Cannot read broadcast address for interface %s: %s\n",
- psz_name, strerror(errno));
- return -1;
+ /* 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 )
+ {
+ playlist_Add( p_playlist, psz_mess,
+ PLAYLIST_APPEND | PLAYLIST_GO, PLAYLIST_END );
+ vlc_object_release( p_playlist );
+ }
}
-
- return i_rc;
-}
+ /* Close the socket and return nicely */
+#ifndef WIN32
+ close( i_fd );
+#else
+ closesocket( i_fd );
+#endif
+
+ return 0;
+}
+/* Following functions are local */
-/*******************************************************************************
- * ReadNetConf: Retrieve the network configuration of the host
- *******************************************************************************
- * Only IP interfaces are listed, and only if they are up
- * i_sockfd must reference a socket open as follow: AF_INET, DOCK_DGRAM, 0
- *******************************************************************************/
-int ReadNetConf(int i_sockfd, net_descr_t* p_net_descr)
+/*****************************************************************************
+ * GetMacAddress: extract the MAC Address
+ *****************************************************************************/
+static int GetMacAddress( vlc_object_t *p_this, int i_fd, char *psz_mac )
{
- struct ifreq* a_ifr_ifconf = NULL;
- struct ifreq* p_ifr_current_if;
- struct ifconf ifc_netconf;
-
- int i_if_number;
- int i_remaining;
- int i_rc = 0;
-
- ASSERT(p_net_descr);
-
- /* Start by assuming we have few than 3 interfaces (i_if_number will
- be incremented by 1 when entering the loop) */
- i_if_number = 2;
-
- /* Retrieve network configuration for that host */
- do
+#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;
+ if( !(psz_interface = config_GetPsz( p_this, "iface" )) )
{
- i_if_number++;
- a_ifr_ifconf = realloc(a_ifr_ifconf, i_if_number*sizeof(struct ifreq));
- ifc_netconf.ifc_len = i_if_number*sizeof(struct ifreq);
- ifc_netconf.ifc_req = a_ifr_ifconf;
+ msg_Err( p_this, "configuration variable iface empty" );
+ return -1;
+ }
+ strcpy( interface.ifr_name, psz_interface );
+ free( psz_interface );
- i_rc = ioctl(i_sockfd, SIOCGIFCONF, (byte_t*)&ifc_netconf);
- if( i_rc )
- {
- intf_ErrMsg("Cannot read network configuration: %s\n",
- strerror(errno));
- break;
- }
+ i_ret = ioctl( i_fd, SIOCGIFHWADDR, &interface );
+
+ if( i_ret )
+ {
+ msg_Err( p_this, "ioctl SIOCGIFHWADDR failed" );
+ return( i_ret );
}
- /* If we detected ifc_len interfaces, this may mean that others have
- been missed because the a_ifr_ifconf was to little, so increase
- it's size and retry */
- while( ifc_netconf.ifc_len >= i_if_number*sizeof(struct ifreq) );
- /* No see what we detected */
- if( !i_rc )
+ sprintf( psz_mac, "%2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x",
+ interface.ifr_hwaddr.sa_data[0] & 0xff,
+ interface.ifr_hwaddr.sa_data[1] & 0xff,
+ interface.ifr_hwaddr.sa_data[2] & 0xff,
+ interface.ifr_hwaddr.sa_data[3] & 0xff,
+ interface.ifr_hwaddr.sa_data[4] & 0xff,
+ interface.ifr_hwaddr.sa_data[5] & 0xff );
+
+ 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 ) )
{
- /* Init the given net_descr_t struct */
- p_net_descr->i_if_number = 0;
- p_net_descr->a_if = NULL;
-
- /* Iterate through the entries of the a_ifr_ifconf table */
- p_ifr_current_if = ifc_netconf.ifc_req;
- for( i_remaining = ifc_netconf.ifc_len / sizeof (struct ifreq);
- i_remaining-- > 0; p_ifr_current_if++ )
+ 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;
+
+ /* Get adapter list - support for more than one adapter */
+ LANA_ENUM AdapterList;
+ NCB Ncb;
+
+ msg_Dbg( p_this, "looking for MAC address" );
+
+ memset( &Ncb, 0, sizeof( NCB ) );
+ Ncb.ncb_command = NCBENUM;
+ Ncb.ncb_buffer = (unsigned char *)&AdapterList;
+ Ncb.ncb_length = sizeof( AdapterList );
+ Netbios( &Ncb );
+
+ /* Get all of the local ethernet addresses */
+ for ( i = 0; i < AdapterList.length ; ++i )
+ {
+ if ( GetAdapterInfo ( AdapterList.lana[ i ], psz_mac ) == 0 )
{
- intf_DbgMsg("Found interface %s\n", p_ifr_current_if->ifr_name);
-
- /* Don't use an interface devoted to an address family other than IP */
- if(p_ifr_current_if->ifr_addr.sa_family != AF_INET)
- continue;
-
- /* Read the status of this interface */
- if( ioctl(i_sockfd, SIOCGIFFLAGS, (byte_t *)p_ifr_current_if) < 0 )
- {
- intf_ErrMsg("Cannot access interface %s: %s\n",
- p_ifr_current_if->ifr_name, strerror(errno));
- i_rc = -1;
- break;
- }
- else
- {
- /* Skip this interface if it is not up or if this is a loopback one */
- if( !p_ifr_current_if->ifr_flags & IFF_UP ||
- p_ifr_current_if->ifr_flags & IFF_LOOPBACK )
- continue;
-
- /* Add an entry to the net_descr struct to store the description of
- that interface */
- p_net_descr->i_if_number++;
- p_net_descr->a_if = realloc(p_net_descr->a_if,
- p_net_descr->i_if_number*sizeof(if_descr_t));
- /* Read the info ??? */
- i_rc = ReadIfConf(i_sockfd, &p_net_descr->a_if[p_net_descr->i_if_number-1],
- p_ifr_current_if->ifr_name);
- }
+ i_ret = 0;
}
}
-
- /* Don't need the a_ifr_ifconf anymore */
- free( a_ifr_ifconf );
- return i_rc;
+
+ return( i_ret );
+
+#else
+ strcpy( psz_mac, "00:00:00:00:00:00" );
+ return( 0 );
+
+#endif
+}
+
+#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
+ *****************************************************************************/
+static int GetAdapterInfo( int i_adapter, char *psz_string )
+{
+ struct ASTAT
+ {
+ ADAPTER_STATUS adapt;
+ NAME_BUFFER psz_name[30];
+ } Adapter;
+
+ /* Reset the LAN adapter so that we can begin querying it */
+ NCB Ncb;
+ memset( &Ncb, 0, sizeof ( Ncb ) );
+ Ncb.ncb_command = NCBRESET;
+ Ncb.ncb_lana_num = i_adapter;
+
+ if( Netbios( &Ncb ) != NRC_GOODRET )
+ {
+//X intf_ErrMsg( "network error: reset returned %i", Ncb.ncb_retcode );
+ return -1;
+ }
+
+ /* Prepare to get the adapter status block */
+ memset( &Ncb, 0, sizeof( Ncb ) ) ; /* Initialization */
+ Ncb.ncb_command = NCBASTAT;
+ Ncb.ncb_lana_num = i_adapter;
+
+ strcpy( (char *)Ncb.ncb_callname, "*" );
+
+ memset( &Adapter, 0, sizeof ( Adapter ) );
+ Ncb.ncb_buffer = ( unsigned char * ) &Adapter;
+ Ncb.ncb_length = sizeof ( Adapter );
+
+ /* Get the adapter's info and, if this works, return it in standard,
+ * colon-delimited form. */
+ if ( Netbios( &Ncb ) == 0 )
+ {
+ sprintf ( psz_string, "%02X:%02X:%02X:%02X:%02X:%02X",
+ (int) ( Adapter.adapt.adapter_address[0] ),
+ (int) ( Adapter.adapt.adapter_address[1] ),
+ (int) ( Adapter.adapt.adapter_address[2] ),
+ (int) ( Adapter.adapt.adapter_address[3] ),
+ (int) ( Adapter.adapt.adapter_address[4] ),
+ (int) ( Adapter.adapt.adapter_address[5] ) );
+
+//X intf_WarnMsg( 2, "network: found MAC address %s", psz_string );
+
+ return 0;
+ }
+ else
+ {
+//X intf_ErrMsg( "network error: ASTAT returned %i", Ncb.ncb_retcode );
+ return -1;
+ }
+}
+#endif /* WIN32 */