blob: 61ef792dab78873a9df6312dc07be6a42dbcc08b [file] [log] [blame]
// Copyright 2015 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "starboard/socket.h"
#if SB_API_VERSION < 4
#include <arpa/inet.h>
#include <ifaddrs.h>
#include "starboard/log.h"
#include "starboard/shared/posix/socket_internal.h"
namespace sbposix = starboard::shared::posix;
bool SbSocketGetLocalInterfaceAddress(SbSocketAddress* out_address) {
if (!out_address) {
return false;
}
// Get a list of the local network interfaces.
struct ifaddrs* ifaddr;
if (getifaddrs(&ifaddr) == -1) {
return false;
}
// Scan the returned interfaces for a non-loopback IPv4 interface.
for (struct ifaddrs* it = ifaddr; it != NULL; it = it->ifa_next) {
if (it->ifa_addr == NULL) {
continue;
}
// Filter out anything but IPv4.
if (it->ifa_addr->sa_family != AF_INET) {
continue;
}
// We know it is IPV4, so let's cast it over.
struct sockaddr_in* if_addr =
reinterpret_cast<struct sockaddr_in*>(it->ifa_addr);
// Filter out the loopback adapter.
if (if_addr->sin_addr.s_addr == htonl(INADDR_LOOPBACK)) {
continue;
}
// Copy the address to the destination.
sbposix::SockAddr sock_addr;
sock_addr.FromSockaddr(it->ifa_addr);
if (!sock_addr.ToSbSocketAddress(out_address)) {
continue;
}
freeifaddrs(ifaddr);
return true;
}
freeifaddrs(ifaddr);
return false;
}
#endif // SB_API_VERSION < 4