Allow connect to IPv4 only server with NAT64 for all platforms

This commit is contained in:
Benau 2020-01-20 16:49:27 +08:00
parent 4172a2d765
commit 2ca1c5555c
7 changed files with 15 additions and 574 deletions

View File

@ -49,7 +49,6 @@ if (IOS)
ADD_DEFINITIONS(-DIOS_STK)
set(CMAKE_XCODE_ATTRIBUTE_TARGETED_DEVICE_FAMILY "1,2")
option(USE_GLES2 "Use OpenGL ES2 renderer" ON)
find_library(RESOLV_LIBRARY NAMES resolv libresolv)
endif()
if((UNIX AND NOT APPLE) AND NOT SERVER_ONLY)
@ -608,11 +607,7 @@ if(NOT SERVER_ONLY)
if(NOT USE_GLES2)
target_link_libraries(supertuxkart ${OPENGL_gl_LIBRARY} ${GLEW_LIBRARIES})
elseif (IOS)
target_link_libraries(supertuxkart "-framework OpenGLES
-framework UIKit
-framework CoreMotion
-framework Foundation
-framework GLKit ${RESOLV_LIBRARY}")
target_link_libraries(supertuxkart "-framework OpenGLES -framework UIKit -framework CoreMotion -framework Foundation -framework GLKit")
else()
target_link_libraries(supertuxkart GLESv2)
endif()

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@ -1,282 +0,0 @@
// SuperTuxKart - a fun racing game with go-kart
// Copyright (C) 2019 SuperTuxKart-Team
//
// 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 3
// 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 02111-1307, USA.
// Minimum code to allow iOS device to connect to IPv4 non-firewalled game server
#ifdef IOS_STK
#include "network/ios_ipv6.hpp"
#include <arpa/inet.h>
#include <err.h>
#include <errno.h>
#include <netdb.h>
#include <stdlib.h>
#include <sys/socket.h>
#include <sys/sysctl.h>
#include <unistd.h>
#if TARGET_IPHONE_SIMULATOR
#include <net/route.h>
#else
#include "route.h"
#endif
#include <TargetConditionals.h>
#include <resolv.h>
#define RESOLV_CONFIG_PATH ("/etc/resolv.conf")
#define NAME_SVR ("nameserver")
#define NAME_SVR_LEN (10)
namespace Mars
{
// Based on Mars from tencent, licensed under MIT
#define SUCCESS (0)
#define FAILED (-1)
#define ROUNDUP(a) \
((a) > 0 ? (1 + (((a) - 1) | (sizeof(long) - 1))) : sizeof(long))
enum TLocalIPStack
{
ELocalIPStack_None = 0,
ELocalIPStack_IPv4 = 1,
ELocalIPStack_IPv6 = 2,
ELocalIPStack_Dual = 3,
};
typedef union sockaddr_union
{
struct sockaddr generic;
struct sockaddr_in in;
struct sockaddr_in6 in6;
} sockaddr_union;
int getdefaultgateway(struct in_addr * addr)
{
/* net.route.0.inet.flags.gateway */
int mib[] = {CTL_NET, PF_ROUTE, 0, AF_INET,
NET_RT_FLAGS, RTF_GATEWAY};
size_t l;
char * buf, * p;
struct rt_msghdr * rt;
struct sockaddr * sa;
struct sockaddr * sa_tab[RTAX_MAX];
int i;
int r = FAILED;
if (sysctl(mib, sizeof(mib)/sizeof(int), 0, &l, 0, 0) < 0)
{
return FAILED;
}
if (l>0)
{
buf = (char*)malloc(l);
if (sysctl(mib, sizeof(mib)/sizeof(int), buf, &l, 0, 0) < 0)
{
free(buf);
return FAILED;
}
for(p=buf; p<buf+l; p+=rt->rtm_msglen)
{
rt = (struct rt_msghdr *)p;
sa = (struct sockaddr *)(rt + 1);
for(i=0; i<RTAX_MAX; i++)
{
if (rt->rtm_addrs & (1 << i))
{
sa_tab[i] = sa;
sa = (struct sockaddr *)((char *)sa + ROUNDUP(sa->sa_len));
} else
{
sa_tab[i] = NULL;
}
}
if ( ((rt->rtm_addrs & (RTA_DST|RTA_GATEWAY)) == (RTA_DST|RTA_GATEWAY))
&& sa_tab[RTAX_DST]->sa_family == AF_INET)
{
// && sa_tab[RTAX_GATEWAY]->sa_family == AF_INET) {
if (((struct sockaddr_in *)sa_tab[RTAX_DST])->sin_addr.s_addr == 0)
{
*addr = ((struct sockaddr_in *)(sa_tab[RTAX_GATEWAY]))->sin_addr;
r = SUCCESS;
break;
}
}
}
free(buf);
}
return r;
}
int getdefaultgateway6(struct in6_addr * addr)
{
/* net.route.0.inet6.flags.gateway */
int mib[] = {CTL_NET, PF_ROUTE, 0, AF_INET6,
NET_RT_FLAGS, RTF_GATEWAY};
size_t l;
char * buf, * p;
struct rt_msghdr * rt;
struct sockaddr * sa;
struct sockaddr * sa_tab[RTAX_MAX];
int i;
int r = FAILED;
if (sysctl(mib, sizeof(mib)/sizeof(int), 0, &l, 0, 0) < 0)
{
return FAILED;
}
if (l>0)
{
buf = (char*)malloc(l);
if (sysctl(mib, sizeof(mib)/sizeof(int), buf, &l, 0, 0) < 0)
{
free(buf);
return FAILED;
}
for(p=buf; p<buf+l; p+=rt->rtm_msglen)
{
rt = (struct rt_msghdr *)p;
sa = (struct sockaddr *)(rt + 1);
for(i=0; i<RTAX_MAX; i++)
{
if (rt->rtm_addrs & (1 << i))
{
sa_tab[i] = sa;
sa = (struct sockaddr *)((char *)sa + ROUNDUP(sa->sa_len));
} else
{
sa_tab[i] = NULL;
}
}
if ( ((rt->rtm_addrs & (RTA_DST|RTA_GATEWAY)) == (RTA_DST|RTA_GATEWAY))
&& sa_tab[RTAX_DST]->sa_family == AF_INET6)
{
// && sa_tab[RTAX_GATEWAY]->sa_family == AF_INET6) {
if (IN6_IS_ADDR_UNSPECIFIED(&((struct sockaddr_in6 *)sa_tab[RTAX_DST])->sin6_addr))
{
*addr = ((struct sockaddr_in6 *)(sa_tab[RTAX_GATEWAY]))->sin6_addr;
r = SUCCESS;
break;
}
}
}
free(buf);
}
return r;
}
static int _test_connect(int pf, struct sockaddr *addr, size_t addrlen)
{
int s = socket(pf, SOCK_DGRAM, IPPROTO_UDP);
if (s < 0)
return 0;
int ret;
do
{
ret = connect(s, addr, addrlen);
}
while (ret < 0 && errno == EINTR);
int success = (ret == 0);
do
{
ret = close(s);
}
while (ret < 0 && errno == EINTR);
return success;
}
static int _have_ipv6()
{
static const struct sockaddr_in6 sin6_test =
{
.sin6_len = sizeof(sockaddr_in6),
.sin6_family = AF_INET6,
.sin6_port = htons(0xFFFF),
.sin6_addr.s6_addr = {
0x20, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
};
sockaddr_union addr = { .in6 = sin6_test };
return _test_connect(PF_INET6, &addr.generic, sizeof(addr.in6));
}
static int _have_ipv4()
{
static const struct sockaddr_in sin_test =
{
.sin_len = sizeof(sockaddr_in),
.sin_family = AF_INET,
.sin_port = htons(0xFFFF),
.sin_addr.s_addr = htonl(0x08080808L), // 8.8.8.8
};
sockaddr_union addr = { .in = sin_test };
return _test_connect(PF_INET, &addr.generic, sizeof(addr.in));
}
TLocalIPStack local_ipstack_detect()
{
in6_addr addr6_gateway = {0};
if (0 != getdefaultgateway6(&addr6_gateway)){ return ELocalIPStack_IPv4;}
if (IN6_IS_ADDR_UNSPECIFIED(&addr6_gateway)) { return ELocalIPStack_IPv4;}
in_addr addr_gateway = {0};
if (0 != getdefaultgateway(&addr_gateway)) { return ELocalIPStack_IPv6;}
if (INADDR_NONE == addr_gateway.s_addr || INADDR_ANY == addr_gateway.s_addr ) { return ELocalIPStack_IPv6;}
int have_ipv4 = _have_ipv4();
int have_ipv6 = _have_ipv6();
int local_stack = 0;
if (have_ipv4) { local_stack |= ELocalIPStack_IPv4; }
if (have_ipv6) { local_stack |= ELocalIPStack_IPv6; }
if (ELocalIPStack_Dual != local_stack) { return (TLocalIPStack)local_stack; }
int dns_ip_stack = 0;
struct __res_state stat = {0};
res_ninit(&stat);
union res_sockaddr_union addrs[MAXNS] = {0};
int count = res_getservers(const_cast<res_state>(&stat), addrs, MAXNS);
for (int i = 0; i < count; ++i)
{
if (AF_INET == addrs[i].sin.sin_family)
{
dns_ip_stack |= ELocalIPStack_IPv4;
}
else if (AF_INET6 == addrs[i].sin.sin_family)
{
dns_ip_stack |= ELocalIPStack_IPv6;
}
}
res_ndestroy(&stat);
return (TLocalIPStack)(ELocalIPStack_None == dns_ip_stack ?
local_stack : dns_ip_stack);
}
}
// ============================================================================
/** Return 1 if this iOS device has only IPv6 address, in this case we always
* create inet6 socket in enet and try to use the NAT64 (provided by iOS)
* to connect to IPv4 server. */
int isIPV6Only()
{
using namespace Mars;
int ipstack = local_ipstack_detect();
if (ipstack == ELocalIPStack_IPv6)
return 1;
else
return 0;
} // isIPV6Only
#endif

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@ -1,26 +0,0 @@
// SuperTuxKart - a fun racing game with go-kart
// Copyright (C) 2019 SuperTuxKart-Team
//
// 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 3
// 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 02111-1307, USA.
#ifdef __cplusplus
extern "C" {
#endif
int isIPV6Only();
#ifdef __cplusplus
}
#endif

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@ -391,15 +391,14 @@ bool ConnectToServer::tryConnect(int timeout, int retry, bool another_port,
std::string addr_string = m_server->getIPV6Address();
std::string port =
StringUtils::toString(m_server->getAddress().getPort());
#ifdef IOS_STK
// The ability to synthesize IPv6 addresses was added to getaddrinfo
// in iOS 9.2
if (!m_server->useIPV6Connection())
// Convert to a NAT64 address from IPv4
if (!m_server->useIPV6Connection() &&
NetworkConfig::get()->getIPType() == NetworkConfig::IP_V6_NAT64)
{
// From IPv4
addr_string = m_server->getAddress().toString(false/*show_port*/);
addr_string = NetworkConfig::get()->getNAT64Prefix() + addr_string;
}
#endif
if (getaddrinfo_compat(addr_string.c_str(), port.c_str(),
&hints, &res) != 0 || res == NULL)
return false;

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@ -1,249 +0,0 @@
/*
* Copyright (c) 2000-2013 Apple Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. The rights granted to you under the License
* may not be used to create, or enable the creation or redistribution of,
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
*
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*
* Copyright (c) 1980, 1986, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)route.h 8.3 (Berkeley) 4/19/94
* $FreeBSD: src/sys/net/route.h,v 1.36.2.1 2000/08/16 06:14:23 jayanth Exp $
*/
#ifndef _NET_ROUTE_H_
#define _NET_ROUTE_H_
#include <sys/appleapiopts.h>
#include <stdint.h>
#include <sys/types.h>
#include <sys/socket.h>
/*
* These numbers are used by reliable protocols for determining
* retransmission behavior and are included in the routing structure.
*/
struct rt_metrics {
u_int32_t rmx_locks; /* Kernel leaves these values alone */
u_int32_t rmx_mtu; /* MTU for this path */
u_int32_t rmx_hopcount; /* max hops expected */
int32_t rmx_expire; /* lifetime for route, e.g. redirect */
u_int32_t rmx_recvpipe; /* inbound delay-bandwidth product */
u_int32_t rmx_sendpipe; /* outbound delay-bandwidth product */
u_int32_t rmx_ssthresh; /* outbound gateway buffer limit */
u_int32_t rmx_rtt; /* estimated round trip time */
u_int32_t rmx_rttvar; /* estimated rtt variance */
u_int32_t rmx_pksent; /* packets sent using this route */
u_int32_t rmx_filler[4]; /* will be used for T/TCP later */
};
/*
* rmx_rtt and rmx_rttvar are stored as microseconds;
*/
#define RTM_RTTUNIT 1000000 /* units for rtt, rttvar, as units per sec */
#define RTF_UP 0x1 /* route usable */
#define RTF_GATEWAY 0x2 /* destination is a gateway */
#define RTF_HOST 0x4 /* host entry (net otherwise) */
#define RTF_REJECT 0x8 /* host or net unreachable */
#define RTF_DYNAMIC 0x10 /* created dynamically (by redirect) */
#define RTF_MODIFIED 0x20 /* modified dynamically (by redirect) */
#define RTF_DONE 0x40 /* message confirmed */
#define RTF_DELCLONE 0x80 /* delete cloned route */
#define RTF_CLONING 0x100 /* generate new routes on use */
#define RTF_XRESOLVE 0x200 /* external daemon resolves name */
#define RTF_LLINFO 0x400 /* generated by link layer (e.g. ARP) */
#define RTF_STATIC 0x800 /* manually added */
#define RTF_BLACKHOLE 0x1000 /* just discard pkts (during updates) */
#define RTF_NOIFREF 0x2000 /* not eligible for RTF_IFREF */
#define RTF_PROTO2 0x4000 /* protocol specific routing flag */
#define RTF_PROTO1 0x8000 /* protocol specific routing flag */
#define RTF_PRCLONING 0x10000 /* protocol requires cloning */
#define RTF_WASCLONED 0x20000 /* route generated through cloning */
#define RTF_PROTO3 0x40000 /* protocol specific routing flag */
/* 0x80000 unused */
#define RTF_PINNED 0x100000 /* future use */
#define RTF_LOCAL 0x200000 /* route represents a local address */
#define RTF_BROADCAST 0x400000 /* route represents a bcast address */
#define RTF_MULTICAST 0x800000 /* route represents a mcast address */
#define RTF_IFSCOPE 0x1000000 /* has valid interface scope */
#define RTF_CONDEMNED 0x2000000 /* defunct; no longer modifiable */
#define RTF_IFREF 0x4000000 /* route holds a ref to interface */
#define RTF_PROXY 0x8000000 /* proxying, no interface scope */
#define RTF_ROUTER 0x10000000 /* host is a router */
/* 0x20000000 and up unassigned */
#define RTF_BITS \
"\020\1UP\2GATEWAY\3HOST\4REJECT\5DYNAMIC\6MODIFIED\7DONE" \
"\10DELCLONE\11CLONING\12XRESOLVE\13LLINFO\14STATIC\15BLACKHOLE" \
"\16NOIFREF\17PROTO2\20PROTO1\21PRCLONING\22WASCLONED\23PROTO3" \
"\25PINNED\26LOCAL\27BROADCAST\30MULTICAST\31IFSCOPE\32CONDEMNED" \
"\33IFREF\34PROXY\35ROUTER"
/*
* Routing statistics.
*/
struct rtstat {
short rts_badredirect; /* bogus redirect calls */
short rts_dynamic; /* routes created by redirects */
short rts_newgateway; /* routes modified by redirects */
short rts_unreach; /* lookups which failed */
short rts_wildcard; /* lookups satisfied by a wildcard */
};
/*
* Structures for routing messages.
*/
struct rt_msghdr {
u_short rtm_msglen; /* to skip over non-understood messages */
u_char rtm_version; /* future binary compatibility */
u_char rtm_type; /* message type */
u_short rtm_index; /* index for associated ifp */
int rtm_flags; /* flags, incl. kern & message, e.g. DONE */
int rtm_addrs; /* bitmask identifying sockaddrs in msg */
pid_t rtm_pid; /* identify sender */
int rtm_seq; /* for sender to identify action */
int rtm_errno; /* why failed */
int rtm_use; /* from rtentry */
u_int32_t rtm_inits; /* which metrics we are initializing */
struct rt_metrics rtm_rmx; /* metrics themselves */
};
struct rt_msghdr2 {
u_short rtm_msglen; /* to skip over non-understood messages */
u_char rtm_version; /* future binary compatibility */
u_char rtm_type; /* message type */
u_short rtm_index; /* index for associated ifp */
int rtm_flags; /* flags, incl. kern & message, e.g. DONE */
int rtm_addrs; /* bitmask identifying sockaddrs in msg */
int32_t rtm_refcnt; /* reference count */
int rtm_parentflags; /* flags of the parent route */
int rtm_reserved; /* reserved field set to 0 */
int rtm_use; /* from rtentry */
u_int32_t rtm_inits; /* which metrics we are initializing */
struct rt_metrics rtm_rmx; /* metrics themselves */
};
#define RTM_VERSION 5 /* Up the ante and ignore older versions */
/*
* Message types.
*/
#define RTM_ADD 0x1 /* Add Route */
#define RTM_DELETE 0x2 /* Delete Route */
#define RTM_CHANGE 0x3 /* Change Metrics or flags */
#define RTM_GET 0x4 /* Report Metrics */
#define RTM_LOSING 0x5 /* Kernel Suspects Partitioning */
#define RTM_REDIRECT 0x6 /* Told to use different route */
#define RTM_MISS 0x7 /* Lookup failed on this address */
#define RTM_LOCK 0x8 /* fix specified metrics */
#define RTM_OLDADD 0x9 /* caused by SIOCADDRT */
#define RTM_OLDDEL 0xa /* caused by SIOCDELRT */
#define RTM_RESOLVE 0xb /* req to resolve dst to LL addr */
#define RTM_NEWADDR 0xc /* address being added to iface */
#define RTM_DELADDR 0xd /* address being removed from iface */
#define RTM_IFINFO 0xe /* iface going up/down etc. */
#define RTM_NEWMADDR 0xf /* mcast group membership being added to if */
#define RTM_DELMADDR 0x10 /* mcast group membership being deleted */
#define RTM_IFINFO2 0x12 /* */
#define RTM_NEWMADDR2 0x13 /* */
#define RTM_GET2 0x14 /* */
/*
* Bitmask values for rtm_inits and rmx_locks.
*/
#define RTV_MTU 0x1 /* init or lock _mtu */
#define RTV_HOPCOUNT 0x2 /* init or lock _hopcount */
#define RTV_EXPIRE 0x4 /* init or lock _expire */
#define RTV_RPIPE 0x8 /* init or lock _recvpipe */
#define RTV_SPIPE 0x10 /* init or lock _sendpipe */
#define RTV_SSTHRESH 0x20 /* init or lock _ssthresh */
#define RTV_RTT 0x40 /* init or lock _rtt */
#define RTV_RTTVAR 0x80 /* init or lock _rttvar */
/*
* Bitmask values for rtm_addrs.
*/
#define RTA_DST 0x1 /* destination sockaddr present */
#define RTA_GATEWAY 0x2 /* gateway sockaddr present */
#define RTA_NETMASK 0x4 /* netmask sockaddr present */
#define RTA_GENMASK 0x8 /* cloning mask sockaddr present */
#define RTA_IFP 0x10 /* interface name sockaddr present */
#define RTA_IFA 0x20 /* interface addr sockaddr present */
#define RTA_AUTHOR 0x40 /* sockaddr for author of redirect */
#define RTA_BRD 0x80 /* for NEWADDR, broadcast or p-p dest addr */
/*
* Index offsets for sockaddr array for alternate internal encoding.
*/
#define RTAX_DST 0 /* destination sockaddr present */
#define RTAX_GATEWAY 1 /* gateway sockaddr present */
#define RTAX_NETMASK 2 /* netmask sockaddr present */
#define RTAX_GENMASK 3 /* cloning mask sockaddr present */
#define RTAX_IFP 4 /* interface name sockaddr present */
#define RTAX_IFA 5 /* interface addr sockaddr present */
#define RTAX_AUTHOR 6 /* sockaddr for author of redirect */
#define RTAX_BRD 7 /* for NEWADDR, broadcast or p-p dest addr */
#define RTAX_MAX 8 /* size of array to allocate */
struct rt_addrinfo {
int rti_addrs;
struct sockaddr* rti_info[RTAX_MAX];
};
#endif /* _NET_ROUTE_H_ */

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@ -226,7 +226,7 @@ void addMappedAddress(const ENetAddress* ea, const struct sockaddr_in6* in6)
#else
#include "network/stk_ipv6.hpp"
#include "network/ios_ipv6.hpp"
#include "network/network_config.hpp"
#include "network/transport_address.hpp"
#include "utils/string_utils.hpp"
#include "utils/log.hpp"
@ -271,10 +271,14 @@ void stkInitialize()
g_mapped_ipv6_used = 0;
g_ipv6 = 0;
g_mapped_ips.clear();
#ifdef IOS_STK
if (isIPV6Only())
g_ipv6 = 1;
#endif
// For now only auto enable ipv6 socket in client with nat64, so in
// connect to server it will change the ipv4 address to nat64 one
if (NetworkConfig::get()->isClient())
{
if (NetworkConfig::get()->getIPType() == NetworkConfig::IP_V6_NAT64)
g_ipv6 = 1;
}
} // stkInitialize
// ----------------------------------------------------------------------------