/*
- * Copyright 2014 Facebook, Inc.
+ * Copyright 2015 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* limitations under the License.
*/
-#include "IPAddressV4.h"
+#include <folly/IPAddressV4.h>
#include <ostream>
#include <string>
namespace folly {
+
// free functions
size_t hash_value(const IPAddressV4& addr) {
return addr.hash();
// public
IPAddressV6 IPAddressV4::createIPv6() const {
- ByteArray16 ba{{0}};
+ ByteArray16 ba{};
ba[10] = 0xff;
ba[11] = 0xff;
std::memcpy(&ba[12], bytes(), 4);
return IPAddressV6(ba);
}
+// public
+IPAddressV6 IPAddressV4::getIPv6For6To4() const {
+ ByteArray16 ba{};
+ ba[0] = (uint8_t)((IPAddressV6::PREFIX_6TO4 & 0xFF00) >> 8);
+ ba[1] = (uint8_t)(IPAddressV6::PREFIX_6TO4 & 0x00FF);
+ std::memcpy(&ba[2], bytes(), 4);
+ return IPAddressV6(ba);
+}
+
// public
string IPAddressV4::toJson() const {
return format(
return (mask == subMask);
}
+// public
+bool IPAddressV4::isLoopback() const {
+ static IPAddressV4 loopback_addr("127.0.0.0");
+ return inSubnetWithMask(loopback_addr, fetchMask(8));
+}
+
+// public
+bool IPAddressV4::isLinkLocal() const {
+ static IPAddressV4 linklocal_addr("169.254.0.0");
+ return inSubnetWithMask(linklocal_addr, fetchMask(16));
+}
+
// public
bool IPAddressV4::isNonroutable() const {
auto ip = toLongHBO();