CPPFLAGS_save="${CPPFLAGS_save} -D_OFF_T_ -D_off_t=long"; CPPFLAGS="${CPPFLAGS_save}"
VLC_ADD_LDFLAGS([vlc],[-lws2_32 -lnetapi32 -lwinmm -mwindows])
VLC_ADD_LDFLAGS([cdda vcdx cddax],[-lwinmm])
- VLC_ADD_LDFLAGS([ipv4 ipv6 access_http access_mms access_udp access_tcp access_ftp access_output_udp sap slp http stream_out_standard stream_out_rtp vod_rtsp telnet netsync growl],[-lws2_32])
+ VLC_ADD_LDFLAGS([access_http access_mms access_udp access_tcp access_ftp access_output_udp sap slp http stream_out_standard stream_out_rtp vod_rtsp telnet netsync growl],[-lws2_32])
fi
if test "${SYS}" = "mingwce"; then
# add ws2 for closesocket, select, recv
CPPFLAGS_save="${CPPFLAGS_save} -D_OFF_T_ -D_off_t=long"; CPPFLAGS="${CPPFLAGS_save}"
VLC_ADD_CPPFLAGS([vlc],[-Dmain(a,b)=maince(a,b)])
VLC_ADD_LDFLAGS([vlc],[-lws2 -e WinMainCRTStartup])
- VLC_ADD_LDFLAGS([ipv4 ipv6 access_http access_mms access_udp access_tcp access_ftp access_output_udp sap http netsync],[-lws2])
+ VLC_ADD_LDFLAGS([access_http access_mms access_udp access_tcp access_ftp access_output_udp sap http netsync],[-lws2])
fi
;;
*nto*)
LDFLAGS_save="${LDFLAGS_save} -lintl"; LDFLAGS="${LDFLAGS_save}"
dnl Check for BONE
if test -f /boot/beos/system/lib/libbind.so; then
- VLC_ADD_LDFLAGS([access_file access_ftp access_mms access_output_udp telnet netsync sap ipv4 vlc growl],[-lbind -lsocket])
+ VLC_ADD_LDFLAGS([access_file access_ftp access_mms access_output_udp telnet netsync sap vlc growl],[-lbind -lsocket])
else
- VLC_ADD_LDFLAGS([access_file access_ftp access_mms access_output_udp telnet netsync sap ipv4 vlc growl],[-lnet])
+ VLC_ADD_LDFLAGS([access_file access_ftp access_mms access_output_udp telnet netsync sap vlc growl],[-lnet])
fi
dnl Ugly check for Zeta
AC_CHECK_FUNCS(connect,,[
AC_CHECK_LIB(socket,connect,[
- VLC_ADD_LDFLAGS([vlc ipv4 ipv6 cdda cddax],-lsocket)
+ VLC_ADD_LDFLAGS([vlc cdda cddax],-lsocket)
LIBS_socket="-lsocket"
])
])
AC_CHECK_FUNCS(gethostbyname,,[
AC_CHECK_LIB(nsl,gethostbyname,[
- VLC_ADD_LDFLAGS([cdda cddax ipv4 ipv6 vlc],[-lnsl])
+ VLC_ADD_LDFLAGS([cdda cddax vlc],[-lnsl])
],[
AC_CHECK_LIB(bind,gethostbyname,[
- VLC_ADD_LDFLAGS([ipv4 access_mms],[-lbind])
+ VLC_ADD_LDFLAGS([access_mms],[-lbind])
])
])
])
AC_CHECK_FUNCS(inet_aton,,[
AC_CHECK_LIB(resolv,inet_aton,[
- VLC_ADD_LDFLAGS([ipv4 vlc],[-lresolv])
+ VLC_ADD_LDFLAGS([vlc],[-lresolv])
])
])
VLC_ADD_PLUGINS([i420_rgb rawvideo blend scale image logo magnify puzzle colorthres])
VLC_ADD_PLUGINS([wav araw subtitle vobsub adpcm a52sys dtssys au ty voc xa nuv])
VLC_ADD_PLUGINS([access_directory access_file access_udp access_tcp])
-VLC_ADD_PLUGINS([access_http access_mms access_ftp ipv4])
+VLC_ADD_PLUGINS([access_http access_mms access_ftp])
VLC_ADD_PLUGINS([packetizer_mpegvideo packetizer_h264])
VLC_ADD_PLUGINS([packetizer_mpeg4video packetizer_mpeg4audio])
AS_IF([test "${have_ipv6}" = "yes"], [
AC_DEFINE(HAVE_INET_PTON, 1, [Define to 1 if you have inet_pton().])])
-if test "${SYS}" != "nto" &&
- test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"
-then
- AC_MSG_CHECKING(for sockaddr_in6 in netinet/in.h)
- AC_EGREP_HEADER(sockaddr_in6,netinet/in.h,
- [AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no); have_ipv6=no])
- AS_IF([test "${have_ipv6}" != "no"], [
- VLC_ADD_PLUGINS([ipv6])])
-fi
-if test "${SYS}" = "mingw32"
-then
- AC_MSG_CHECKING(for getaddrinfo in ws2tcpip.h)
- AC_EGREP_HEADER(addrinfo,ws2tcpip.h,[AC_MSG_RESULT(yes)
- VLC_ADD_PLUGINS([ipv6])],[AC_MSG_RESULT(no)])
-fi
-
dnl
dnl ogg demux plugin
dnl
modules/misc/Makefile
modules/misc/dummy/Makefile
modules/misc/memcpy/Makefile
- modules/misc/network/Makefile
modules/misc/notify/Makefile
modules/misc/testsuite/Makefile
modules/misc/playlist/Makefile
extern "C" {
# endif
-/*****************************************************************************
- * network_socket_t: structure passed to a network plug-in to define the
- * kind of socket we want
- *****************************************************************************/
-struct network_socket_t
-{
- const char *psz_bind_addr;
- int i_bind_port;
-
- const char *psz_server_addr;
- int i_server_port;
-
- int i_ttl;
-
- /* Return values */
- int i_handle;
- size_t i_mtu;
-};
-
/* Portable networking layer communication */
int net_Socket (vlc_object_t *obj, int family, int socktype, int proto);
+++ /dev/null
-SOURCES_ipv4 = ipv4.c
-SOURCES_ipv6 = ipv6.c
+++ /dev/null
-/*****************************************************************************
- * ipv4.c: IPv4 network abstraction layer
- *****************************************************************************
- * Copyright (C) 2001-2006 the VideoLAN team
- * $Id$
- *
- * Authors: Christophe Massiot <massiot@via.ecp.fr>
- * Mathias Kretschmer <mathias@research.att.com>
- * Alexis de Lattre <alexis@via.ecp.fr>
- * Rémi Denis-Courmont <rem # videolan.org>
- *
- * 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
- *****************************************************************************/
-
-/*****************************************************************************
- * Preamble
- *****************************************************************************/
-#include <stdlib.h>
-#include <string.h>
-
-#include <vlc/vlc.h>
-#include <errno.h>
-
-#ifdef HAVE_SYS_TYPES_H
-# include <sys/types.h>
-#endif
-#ifdef HAVE_SYS_STAT_H
-# include <sys/stat.h>
-#endif
-#ifdef HAVE_FCNTL_H
-# include <fcntl.h>
-#endif
-
-#ifdef HAVE_UNISTD_H
-# include <unistd.h>
-#endif
-
-#if defined(WIN32) || defined(UNDER_CE)
-# if defined(UNDER_CE) && defined(sockaddr_storage)
-# undef sockaddr_storage
-# endif
-# include <winsock2.h>
-# include <ws2tcpip.h>
-# include <iphlpapi.h>
-# define close closesocket
-# if defined(UNDER_CE)
-# undef IP_MULTICAST_TTL
-# define IP_MULTICAST_TTL 3
-# undef IP_ADD_MEMBERSHIP
-# define IP_ADD_MEMBERSHIP 5
-# endif
-#else
-# include <netdb.h> /* hostent ... */
-# include <sys/socket.h>
-# include <netinet/in.h>
-# ifdef HAVE_ARPA_INET_H
-# include <arpa/inet.h> /* inet_ntoa(), inet_aton() */
-# endif
-#endif
-
-#include "network.h"
-
-#ifndef INADDR_ANY
-# define INADDR_ANY 0x00000000
-#endif
-#ifndef INADDR_NONE
-# define INADDR_NONE 0xFFFFFFFF
-#endif
-#ifndef IN_MULTICAST
-# define IN_MULTICAST(a) IN_CLASSD(a)
-#endif
-
-
-/*****************************************************************************
- * Local prototypes
- *****************************************************************************/
-static int OpenUDP( vlc_object_t * );
-
-/*****************************************************************************
- * Module descriptor
- *****************************************************************************/
-vlc_module_begin();
- set_shortname( "IPv4" );
- set_description( _("UDP/IPv4 network abstraction layer") );
- set_capability( "network", 50 );
- set_category( CAT_INPUT );
- set_subcategory( SUBCAT_INPUT_GENERAL );
- set_callbacks( OpenUDP, NULL );
-vlc_module_end();
-
-/*****************************************************************************
- * BuildAddr: utility function to build a struct sockaddr_in
- *****************************************************************************/
-static int BuildAddr( vlc_object_t *p_obj, struct sockaddr_in * p_socket,
- const char * psz_address, int i_port )
-{
- struct addrinfo hints, *res;
- int i_val;
-
- memset( &hints, 0, sizeof( hints ) );
- hints.ai_family = AF_INET;
- hints.ai_socktype = SOCK_DGRAM;
- hints.ai_flags = AI_PASSIVE;
-
- msg_Dbg( p_obj, "resolving %s:%d...", psz_address, i_port );
- i_val = vlc_getaddrinfo( p_obj, psz_address, i_port, &hints, &res );
- if( i_val )
- {
- msg_Warn( p_obj, "%s: %s", psz_address, vlc_gai_strerror( i_val ) );
- return -1;
- }
-
- /* Copy the first address of the host in the socket address */
- memcpy( p_socket, res->ai_addr, sizeof( *p_socket ) );
- vlc_freeaddrinfo( res );
-
- return( 0 );
-}
-
-#if defined(WIN32) || defined(UNDER_CE)
-# define WINSOCK_STRERROR_SIZE 20
-static const char *winsock_strerror( char *buf )
-{
- snprintf( buf, WINSOCK_STRERROR_SIZE, "Winsock error %d",
- WSAGetLastError( ) );
- buf[WINSOCK_STRERROR_SIZE - 1] = '\0';
- return buf;
-}
-#endif
-
-
-/*****************************************************************************
- * OpenUDP: open a UDP socket
- *****************************************************************************
- * psz_bind_addr, i_bind_port : address and port used for the bind()
- * system call. If psz_bind_addr == "", the socket is bound to
- * INADDR_ANY and broadcast reception is enabled. If psz_bind_addr is a
- * multicast (class D) address, join the multicast group.
- * psz_server_addr, i_server_port : address and port used for the connect()
- * system call. It can avoid receiving packets from unauthorized IPs.
- * Its use leads to great confusion and is currently discouraged.
- * This function returns -1 in case of error.
- *****************************************************************************/
-static int OpenUDP( vlc_object_t * p_this )
-{
- network_socket_t * p_socket = p_this->p_private;
- const char * psz_bind_addr = p_socket->psz_bind_addr;
- int i_bind_port = p_socket->i_bind_port;
- const char * psz_server_addr = p_socket->psz_server_addr;
- int i_server_port = p_socket->i_server_port;
-
- int i_handle, i_opt;
- struct sockaddr_in sock;
- vlc_value_t val;
-#if defined(WIN32) || defined(UNDER_CE)
- char strerror_buf[WINSOCK_STRERROR_SIZE];
-# define strerror( x ) winsock_strerror( strerror_buf )
-#endif
-
- p_socket->i_handle = -1;
-
- /* Build the local socket */
- if( BuildAddr( p_this, &sock, psz_bind_addr, i_bind_port ) == -1 )
- return VLC_EGENERIC;
-
- /* Open a SOCK_DGRAM (UDP) socket, in the AF_INET domain, automatic (0)
- * protocol */
- if( (i_handle = socket( AF_INET, SOCK_DGRAM, 0 )) == -1 )
- {
- msg_Err( p_this, "cannot create socket (%s)", strerror(errno) );
- return VLC_EGENERIC;
- }
-
- /* We may want to reuse an already used socket */
- i_opt = 1;
- setsockopt( i_handle, SOL_SOCKET, SO_REUSEADDR, (void *) &i_opt,
- sizeof( i_opt ) );
-#ifdef SO_REUSEPORT
- i_opt = 1;
- setsockopt( i_handle, SOL_SOCKET, SO_REUSEPORT, (void *) &i_opt,
- sizeof( i_opt ) );
-#endif
-
- /* Increase the receive buffer size to 1/2MB (8Mb/s during 1/2s) to avoid
- * packet loss caused by scheduling problems */
-#ifdef SO_RCVBUF
- i_opt = 0x80000;
- if( setsockopt( i_handle, SOL_SOCKET, SO_RCVBUF, (void *) &i_opt,
- sizeof( i_opt ) ) == -1 )
- msg_Dbg( p_this, "cannot configure socket (SO_RCVBUF: %s)",
- strerror(errno));
- i_opt = 0x80000;
- if( setsockopt( i_handle, SOL_SOCKET, SO_SNDBUF, (void *) &i_opt,
- sizeof( i_opt ) ) == -1 )
- msg_Dbg( p_this, "cannot configure socket (SO_SNDBUF: %s)",
- strerror(errno));
-#endif
-
-#if defined( WIN32 ) || defined( UNDER_CE )
- /*
- * Under Win32 and for multicasting, we bind to INADDR_ANY.
- * This is of course a severe bug, since the socket would logically
- * receive unicast traffic, and multicast traffic of groups subscribed
- * to via other sockets. How this actually works in Winsock, I don't
- * know.
- */
- if( IN_MULTICAST( ntohl( sock.sin_addr.s_addr ) ) )
- {
- struct sockaddr_in stupid = sock;
- stupid.sin_addr.s_addr = INADDR_ANY;
-
- if( bind( i_handle, (struct sockaddr *)&stupid, sizeof( stupid ) ) < 0 )
- {
- msg_Err( p_this, "cannot bind socket (%d)", WSAGetLastError() );
- goto error;
- }
- }
- else
-#endif
- /* Bind it */
- if( bind( i_handle, (struct sockaddr *)&sock, sizeof( sock ) ) < 0 )
- {
- msg_Err( p_this, "cannot bind socket (%s)", strerror(errno) );
- goto error;
- }
-
-#if !defined( SYS_BEOS )
- /* Allow broadcast reception if we bound on INADDR_ANY */
- if( !*psz_bind_addr )
- {
- i_opt = 1;
- if( setsockopt( i_handle, SOL_SOCKET, SO_BROADCAST, (void*) &i_opt,
- sizeof( i_opt ) ) == -1 )
- msg_Warn( p_this, "cannot configure socket (SO_BROADCAST: %s)",
- strerror(errno) );
- }
-#endif
-
-#ifdef IP_ADD_SOURCE_MEMBERSHIP
- /* Join the multicast group if the socket is a multicast address */
- if( IN_MULTICAST( ntohl(sock.sin_addr.s_addr) ) )
- {
- /* Determine interface to be used for multicast */
- char * psz_if_addr = config_GetPsz( p_this, "miface-addr" );
-
- /* If we have a source address, we use IP_ADD_SOURCE_MEMBERSHIP
- so that IGMPv3 aware OSes running on IGMPv3 aware networks
- will do an IGMPv3 query on the network */
- struct ip_mreq_source imr =
- {
- .imr_multiaddr.s_addr = sock.sin_addr.s_addr,
- .imr_sourceaddr.s_addr = inet_addr(psz_server_addr)
- };
-
- if( psz_if_addr != NULL && *psz_if_addr
- && inet_addr(psz_if_addr) != INADDR_NONE )
- imr.imr_interface.s_addr = inet_addr(psz_if_addr);
- else
- imr.imr_interface.s_addr = INADDR_ANY;
-
- if( psz_if_addr != NULL )
- free( psz_if_addr );
-
- msg_Dbg( p_this, "IP_ADD_SOURCE_MEMBERSHIP multicast request" );
-
- /* Join Multicast group with source filter */
- if( setsockopt( i_handle, IPPROTO_IP, IP_ADD_SOURCE_MEMBERSHIP,
- (void*)&imr,
- sizeof(struct ip_mreq_source) ) == -1 )
- {
- msg_Err( p_this, "Source specific multicast failed (%s) -"
- "check if your OS really supports IGMPv3",
- strerror(errno) );
- goto error;
- }
- }
- else
-#endif
- {
- /* Build socket for remote connection */
- if ( BuildAddr( p_this, &sock, psz_server_addr, i_server_port ) == -1 )
- {
- msg_Err( p_this, "cannot build remote address" );
- goto error;
- }
-
- /* Connect the socket */
- if( connect( i_handle, (struct sockaddr *) &sock,
- sizeof( sock ) ) == (-1) )
- {
- msg_Err( p_this, "cannot connect socket (%s)", strerror(errno) );
- goto error;
- }
-
-#ifdef IP_MULTICAST_IF
- if( IN_MULTICAST( ntohl(inet_addr(psz_server_addr) ) ) )
- {
- /* set the time-to-live */
- int i_ttl = p_socket->i_ttl;
-
- /* set the multicast interface */
- char * psz_mif_addr = config_GetPsz( p_this, "miface-addr" );
- if( psz_mif_addr )
- {
- struct in_addr intf;
- intf.s_addr = inet_addr(psz_mif_addr);
- free( psz_mif_addr );
-
- if( setsockopt( i_handle, IPPROTO_IP, IP_MULTICAST_IF,
- &intf, sizeof( intf ) ) < 0 )
- {
- msg_Err( p_this, "failed to set multicast interface (%s).", strerror(errno) );
- goto error;
- }
- }
-
- if( i_ttl <= 0 )
- i_ttl = config_GetInt( p_this, "ttl" );
-
- if( i_ttl > 0 )
- {
- unsigned char ttl = (unsigned char) i_ttl;
-
- /* There is some confusion in the world whether IP_MULTICAST_TTL
- * takes a byte or an int as an argument.
- * BSD seems to indicate byte so we are going with that and use
- * int as a fallback to be safe */
- if( setsockopt( i_handle, IPPROTO_IP, IP_MULTICAST_TTL,
- &ttl, sizeof( ttl ) ) < 0 )
- {
- msg_Dbg( p_this, "failed to set ttl (%s). Let's try it "
- "the integer way.", strerror(errno) );
- if( setsockopt( i_handle, IPPROTO_IP, IP_MULTICAST_TTL,
- &i_ttl, sizeof( i_ttl ) ) <0 )
- {
- msg_Err( p_this, "failed to set ttl (%s)",
- strerror(errno) );
- goto error;
- }
- }
- }
- }
-#endif
- }
-
- p_socket->i_handle = i_handle;
-
- if( var_Get( p_this, "mtu", &val ) != VLC_SUCCESS )
- {
- var_Create( p_this, "mtu", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_this, "mtu", &val );
- }
- p_socket->i_mtu = val.i_int;
-
- return 0;
-
-error:
- close (i_handle);
- return VLC_EGENERIC;
-}
+++ /dev/null
-/*****************************************************************************
- * ipv6.c: IPv6 network abstraction layer
- *****************************************************************************
- * Copyright (C) 2002-2006 the VideoLAN team
- * $Id$
- *
- * Authors: Alexis Guillard <alexis.guillard@bt.com>
- * Christophe Massiot <massiot@via.ecp.fr>
- * Remco Poortinga <poortinga@telin.nl>
- * Rémi Denis-Courmont <rem # videolan.org>
- *
- * 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
- *****************************************************************************/
-
-/*****************************************************************************
- * Preamble
- *****************************************************************************/
-#include <stdlib.h>
-#include <string.h>
-
-#include <vlc/vlc.h>
-
-#include <errno.h>
-
-#ifdef WIN32
-# include <winsock2.h>
-# include <ws2tcpip.h>
-# define if_nametoindex( str ) atoi( str )
-
-static const struct in6_addr in6addr_any = {{IN6ADDR_ANY_INIT}};
-# define close closesocket
-
-# ifndef MCAST_JOIN_SOURCE_GROUP
-/*
- * I hate manual definitions: Error-prone. Portability hell.
- * Developers shall use UP-TO-DATE compilers. Full point.
- * If you remove the warning, you remove the whole ifndef.
- */
-# warning Your C headers are out-of-date. Please update.
-
-/* Most (all?) Mingw32 versions in use are yet to pick up Vista stuff */
-# define MCAST_JOIN_SOURCE_GROUP 45 /* from <ws2ipdef.h> */
-struct group_source_req
-{
- uint32_t gsr_interface; /* interface index */
- struct sockaddr_storage gsr_group; /* group address */
- struct sockaddr_storage gsr_source; /* source address */
-};
-# endif
-# ifndef IPV6_PROTECTION_LEVEL
-# warning Your C headers are out-of-date. Please update.
-# endif
-#else
-# include <sys/types.h>
-# include <unistd.h>
-# include <netdb.h> /* hostent ... */
-# include <sys/socket.h>
-# include <netinet/in.h>
-# include <net/if.h>
-#endif
-
-#include "network.h"
-
-/*****************************************************************************
- * Local prototypes
- *****************************************************************************/
-static int OpenUDP( vlc_object_t * );
-
-/*****************************************************************************
- * Module descriptor
- *****************************************************************************/
-vlc_module_begin();
- set_description( _("UDP/IPv6 network abstraction layer") );
- set_capability( "network", 40 );
- set_callbacks( OpenUDP, NULL );
-vlc_module_end();
-
-/*****************************************************************************
- * BuildAddr: utility function to build a struct sockaddr_in6
- *****************************************************************************/
-static int BuildAddr( vlc_object_t *p_this, struct sockaddr_in6 *p_socket,
- const char *psz_address, int i_port )
-{
- struct addrinfo hints, *res;
- int i;
-
- memset( &hints, 0, sizeof( hints ) );
- hints.ai_family = AF_INET6;
- hints.ai_socktype = SOCK_DGRAM;
- hints.ai_flags = AI_PASSIVE;
-
- i = vlc_getaddrinfo( p_this, psz_address, 0, &hints, &res );
- if( i )
- {
- msg_Dbg( p_this, "%s: %s", psz_address, vlc_gai_strerror( i ) );
- return -1;
- }
- if ( res->ai_addrlen > sizeof (struct sockaddr_in6) )
- {
- vlc_freeaddrinfo( res );
- return -1;
- }
-
- memcpy( p_socket, res->ai_addr, res->ai_addrlen );
- vlc_freeaddrinfo( res );
- p_socket->sin6_port = htons( i_port );
-
- return 0;
-}
-
-#if defined(WIN32) || defined(UNDER_CE)
-# define WINSOCK_STRERROR_SIZE 20
-static const char *winsock_strerror( char *buf )
-{
- snprintf( buf, WINSOCK_STRERROR_SIZE, "Winsock error %d",
- WSAGetLastError( ) );
- buf[WINSOCK_STRERROR_SIZE - 1] = '\0';
- return buf;
-}
-#endif
-
-
-/*****************************************************************************
- * OpenUDP: open a UDP socket
- *****************************************************************************
- * psz_bind_addr, i_bind_port : address and port used for the bind()
- * system call. If psz_bind_addr == NULL, the socket is bound to
- * in6addr_any and broadcast reception is enabled. If psz_bind_addr is a
- * multicast (FF00::/8) address, join the multicast group.
- * psz_server_addr, i_server_port : address and port used for the connect()
- * system call. It can avoid receiving packets from unauthorized IPs.
- * Its use leads to great confusion and is currently discouraged.
- * This function returns -1 in case of error.
- *****************************************************************************/
-static int OpenUDP( vlc_object_t * p_this )
-{
- network_socket_t *p_socket = p_this->p_private;
- const char *psz_bind_addr = p_socket->psz_bind_addr;
- int i_bind_port = p_socket->i_bind_port;
- const char *psz_server_addr = p_socket->psz_server_addr;
- int i_server_port = p_socket->i_server_port;
- int i_handle, i_opt;
- struct sockaddr_in6 sock;
- vlc_value_t val;
-#if defined(WIN32) || defined(UNDER_CE)
- char strerror_buf[WINSOCK_STRERROR_SIZE];
-# define strerror( x ) winsock_strerror( strerror_buf )
-#endif
-
- p_socket->i_handle = -1;
-
- /* Build the local socket */
- if ( BuildAddr( p_this, &sock, psz_bind_addr, i_bind_port ) == -1 )
- return VLC_EGENERIC;
-
- /* Open a SOCK_DGRAM (UDP) socket, in the AF_INET6 domain, automatic (0)
- * protocol */
- if( (i_handle = socket( AF_INET6, SOCK_DGRAM, 0 )) == -1 )
- {
- msg_Err( p_this, "cannot create socket (%s)", strerror(errno) );
- return VLC_EGENERIC;
- }
-
-#ifdef IPV6_PROTECTION_LEVEL
- setsockopt (i_handle, IPPROTO_IPV6, IPV6_PROTECTION_LEVEL,
- &(int){ PROTECTION_LEVEL_UNRESTRICTED }, sizeof (int));
-#endif
-
- /* We may want to reuse an already used socket */
- setsockopt( i_handle, SOL_SOCKET, SO_REUSEADDR,
- (void *) &i_opt, sizeof( i_opt ) );
-
- /* Increase the receive buffer size to 1/2MB (8Mb/s during 1/2s) to avoid
- * packet loss caused by scheduling problems */
- i_opt = 0x80000;
- if( setsockopt( i_handle, SOL_SOCKET, SO_RCVBUF,
- (void *) &i_opt, sizeof( i_opt ) ) == -1 )
- {
- msg_Warn( p_this, "cannot configure socket (SO_RCVBUF: %s)",
- strerror(errno) );
- }
-
-#if defined(WIN32)
- /* Under Win32 and for multicasting, we bind to IN6ADDR_ANY */
- if( IN6_IS_ADDR_MULTICAST(&sock.sin6_addr) )
- {
- struct sockaddr_in6 sockany = sock;
- sockany.sin6_addr = in6addr_any;
- sockany.sin6_scope_id = 0;
-
- /* Bind it */
- if( bind( i_handle, (struct sockaddr *)&sockany, sizeof( sock ) ) < 0 )
- {
- msg_Warn( p_this, "cannot bind socket (%s)", strerror(errno) );
- goto error;
- }
- }
- else
-#endif
- /* Bind it */
- if( bind( i_handle, (struct sockaddr *)&sock, sizeof( sock ) ) < 0 )
- {
- msg_Warn( p_this, "cannot bind socket (%s)", strerror(errno) );
- goto error;
- }
-
- /* Join the multicast group if the socket is a multicast address */
- if( IN6_IS_ADDR_MULTICAST(&sock.sin6_addr) )
- {
-#ifndef MCAST_JOIN_SOURCE_GROUP
- errno = ENOSYS;
-#else
- struct group_source_req imr;
- struct sockaddr_in6 *p_sin6;
-
- imr.gsr_interface = 0;
- imr.gsr_group.ss_family = AF_INET6;
- imr.gsr_source.ss_family = AF_INET6;
- p_sin6 = (struct sockaddr_in6 *)&imr.gsr_group;
- p_sin6->sin6_addr = sock.sin6_addr;
-
- /* Build socket for remote connection */
- msg_Dbg( p_this, "psz_server_addr : %s", psz_server_addr);
-
- if ( BuildAddr( p_this, &sock, psz_server_addr, i_server_port ) )
- {
- msg_Warn( p_this, "cannot build remote address" );
- goto error;
- }
- p_sin6 = (struct sockaddr_in6 *)&imr.gsr_source;
- p_sin6->sin6_addr = sock.sin6_addr;
-
- msg_Dbg( p_this, "MCAST_JOIN_SOURCE_GROUP multicast request" );
- if( setsockopt( i_handle, IPPROTO_IPV6, MCAST_JOIN_SOURCE_GROUP,
- (char *)&imr, sizeof(struct group_source_req) ) == -1 )
-#endif
- {
- msg_Err( p_this, "Source specific multicast failed (%s) -"
- " check if your OS really supports MLDv2",
- strerror(errno) );
- goto error;
- }
- }
- else
- {
- int ttl;
-
- /* Build socket for remote connection */
- if ( BuildAddr( p_this, &sock, psz_server_addr, i_server_port ) == -1 )
- {
- msg_Warn( p_this, "cannot build remote address" );
- goto error;
- }
-
- /* Connect the socket */
- if( connect( i_handle, (struct sockaddr *) &sock,
- sizeof( sock ) ) == (-1) )
- {
- msg_Warn( p_this, "cannot connect socket (%s)", strerror(errno) );
- goto error;
- }
-
- /* Set the time-to-live */
- ttl = p_socket->i_ttl;
- if( ttl <= 0 )
- ttl = var_CreateGetInteger( p_this, "ttl" );
-
- if( ttl >= 0 )
- {
- int cmd = IN6_IS_ADDR_MULTICAST(&sock.sin6_addr)
- ? IPV6_MULTICAST_HOPS : IPV6_UNICAST_HOPS;
- if( setsockopt( i_handle, IPPROTO_IPV6, cmd,
- (void *)&ttl, sizeof( ttl ) ) < 0 )
- {
- msg_Err( p_this, "failed to set multicast ttl (%s)",
- strerror(errno) );
- goto error;
- }
- }
-
- /* Set multicast output interface */
- if( IN6_IS_ADDR_MULTICAST(&sock.sin6_addr) )
- {
- char *psz_mif = var_CreateGetString( p_this, "miface" );
- if( psz_mif != NULL )
- {
- int intf = if_nametoindex( psz_mif );
- free( psz_mif );
-
- if( intf != 0 )
- {
- if( setsockopt( i_handle, IPPROTO_IPV6, IPV6_MULTICAST_IF,
- (void *)&intf, sizeof( intf ) ) < 0 )
- {
- msg_Err( p_this, "%s as multicast interface: %s",
- psz_mif, strerror(errno) );
- goto error;
- }
- }
- else
- {
- msg_Err( p_this, "%s: bad IPv6 interface specification",
- psz_mif );
- goto error;
- }
- }
- }
- }
-
- p_socket->i_handle = i_handle;
-
- var_Create( p_this, "mtu", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
- var_Get( p_this, "mtu", &val );
- p_socket->i_mtu = val.i_int;
-
- return 0;
-
-error:
- close (i_handle);
- return VLC_EGENERIC;
-}
projects / vlc / commitdiff