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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "net/base/net_util.h"
#include <set>
#include <sys/types.h>
#include "base/memory/scoped_ptr.h"
#if !defined(OS_NACL)
#include "net/base/network_interfaces_posix.h"
#include <net/if.h>
#include <netinet/in.h>
#endif // !defined(OS_NACL)
namespace net {
#if !defined(OS_NACL)
namespace internal {
// The application layer can pass |policy| defined in net_util.h to
// request filtering out certain type of interfaces.
bool ShouldIgnoreInterface(const std::string& name, int policy) {
// Filter out VMware interfaces, typically named vmnet1 and vmnet8,
// which might not be useful for use cases like WebRTC.
if ((policy & EXCLUDE_HOST_SCOPE_VIRTUAL_INTERFACES) &&
((name.find("vmnet") != std::string::npos) ||
(name.find("vnic") != std::string::npos))) {
return true;
}
return false;
}
// Check if the address is unspecified (i.e. made of zeroes) or loopback.
bool IsLoopbackOrUnspecifiedAddress(const sockaddr* addr) {
if (addr->sa_family == AF_INET6) {
const struct sockaddr_in6* addr_in6 =
reinterpret_cast<const struct sockaddr_in6*>(addr);
const struct in6_addr* sin6_addr = &addr_in6->sin6_addr;
if (IN6_IS_ADDR_LOOPBACK(sin6_addr) || IN6_IS_ADDR_UNSPECIFIED(sin6_addr)) {
return true;
}
} else if (addr->sa_family == AF_INET) {
const struct sockaddr_in* addr_in =
reinterpret_cast<const struct sockaddr_in*>(addr);
if (addr_in->sin_addr.s_addr == INADDR_LOOPBACK ||
addr_in->sin_addr.s_addr == 0) {
return true;
}
} else {
// Skip non-IP addresses.
return true;
}
return false;
}
} // namespace internal
#else // OS_NACL
bool GetNetworkList(NetworkInterfaceList* networks, int policy) {
NOTIMPLEMENTED();
return false;
}
std::string GetWifiSSID() {
NOTIMPLEMENTED();
return "";
}
#endif // OS_NACL
WifiPHYLayerProtocol GetWifiPHYLayerProtocol() {
return WIFI_PHY_LAYER_PROTOCOL_UNKNOWN;
}
scoped_ptr<ScopedWifiOptions> SetWifiOptions(int options) {
return scoped_ptr<ScopedWifiOptions>();
}
} // namespace net
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