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771 lines
18 KiB
C++
771 lines
18 KiB
C++
//
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// IPAddress.cpp
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//
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// $Id: //poco/1.4/Net/src/IPAddress.cpp#5 $
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//
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// Library: Net
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// Package: NetCore
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// Module: IPAddress
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//
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// Copyright (c) 2005-2011, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#include "Poco/Net/IPAddressImpl.h"
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#include "Poco/Net/NetException.h"
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#include "Poco/RefCountedObject.h"
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#include "Poco/NumberFormatter.h"
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#include "Poco/String.h"
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#include "Poco/Types.h"
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using Poco::RefCountedObject;
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using Poco::NumberFormatter;
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using Poco::toLower;
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using Poco::UInt8;
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using Poco::UInt16;
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using Poco::UInt32;
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namespace {
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template <typename T>
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unsigned maskBits(T val, unsigned size)
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/// Returns the length of the mask (number of bits set in val).
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/// The val should be either all zeros or two contiguos areas of 1s and 0s.
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/// The algorithm ignores invalid non-contiguous series of 1s and treats val
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/// as if all bits between MSb and last non-zero bit are set to 1.
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{
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unsigned count = 0;
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if (val)
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{
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val = (val ^ (val - 1)) >> 1;
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for (count = 0; val; ++count) val >>= 1;
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}
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else count = size;
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return size - count;
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}
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} // namespace
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namespace Poco {
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namespace Net {
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namespace Impl {
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//
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// IPAddressImpl
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//
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IPAddressImpl::IPAddressImpl()
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{
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}
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IPAddressImpl::~IPAddressImpl()
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{
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}
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//
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// IPv4AddressImpl
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//
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IPv4AddressImpl::IPv4AddressImpl()
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{
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std::memset(&_addr, 0, sizeof(_addr));
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}
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IPv4AddressImpl::IPv4AddressImpl(const void* addr)
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{
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std::memcpy(&_addr, addr, sizeof(_addr));
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}
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IPv4AddressImpl::IPv4AddressImpl(unsigned prefix)
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{
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UInt32 addr = (prefix == 32) ? 0xffffffff : ~(0xffffffff >> prefix);
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_addr.s_addr = htonl(addr);
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}
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IPv4AddressImpl::IPv4AddressImpl(const IPv4AddressImpl& addr)
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{
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std::memcpy(&_addr, &addr._addr, sizeof(_addr));
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}
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IPv4AddressImpl& IPv4AddressImpl::operator = (const IPv4AddressImpl& addr)
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{
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std::memcpy(&_addr, &addr._addr, sizeof(_addr));
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return *this;
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}
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std::string IPv4AddressImpl::toString() const
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{
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const UInt8* bytes = reinterpret_cast<const UInt8*>(&_addr);
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std::string result;
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result.reserve(16);
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NumberFormatter::append(result, bytes[0]);
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result.append(".");
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NumberFormatter::append(result, bytes[1]);
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result.append(".");
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NumberFormatter::append(result, bytes[2]);
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result.append(".");
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NumberFormatter::append(result, bytes[3]);
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return result;
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}
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poco_socklen_t IPv4AddressImpl::length() const
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{
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return sizeof(_addr);
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}
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const void* IPv4AddressImpl::addr() const
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{
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return &_addr;
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}
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IPAddressImpl::Family IPv4AddressImpl::family() const
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{
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return IPAddressImpl::IPv4;
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}
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int IPv4AddressImpl::af() const
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{
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return AF_INET;
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}
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unsigned IPv4AddressImpl::prefixLength() const
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{
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return maskBits(ntohl(_addr.s_addr), 32);
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}
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Poco::UInt32 IPv4AddressImpl::scope() const
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{
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return 0;
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}
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bool IPv4AddressImpl::isWildcard() const
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{
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return _addr.s_addr == INADDR_ANY;
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}
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bool IPv4AddressImpl::isBroadcast() const
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{
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return _addr.s_addr == INADDR_NONE;
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}
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bool IPv4AddressImpl::isLoopback() const
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{
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return (ntohl(_addr.s_addr) & 0xFF000000) == 0x7F000000; // 127.0.0.1 to 127.255.255.255
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}
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bool IPv4AddressImpl::isMulticast() const
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{
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return (ntohl(_addr.s_addr) & 0xF0000000) == 0xE0000000; // 224.0.0.0/24 to 239.0.0.0/24
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}
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bool IPv4AddressImpl::isLinkLocal() const
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{
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return (ntohl(_addr.s_addr) & 0xFFFF0000) == 0xA9FE0000; // 169.254.0.0/16
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}
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bool IPv4AddressImpl::isSiteLocal() const
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{
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UInt32 addr = ntohl(_addr.s_addr);
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return (addr & 0xFF000000) == 0x0A000000 || // 10.0.0.0/24
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(addr & 0xFFFF0000) == 0xC0A80000 || // 192.68.0.0/16
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(addr >= 0xAC100000 && addr <= 0xAC1FFFFF); // 172.16.0.0 to 172.31.255.255
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}
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bool IPv4AddressImpl::isIPv4Compatible() const
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{
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return true;
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}
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bool IPv4AddressImpl::isIPv4Mapped() const
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{
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return true;
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}
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bool IPv4AddressImpl::isWellKnownMC() const
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{
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return (ntohl(_addr.s_addr) & 0xFFFFFF00) == 0xE0000000; // 224.0.0.0/8
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}
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bool IPv4AddressImpl::isNodeLocalMC() const
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{
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return false;
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}
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bool IPv4AddressImpl::isLinkLocalMC() const
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{
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return (ntohl(_addr.s_addr) & 0xFF000000) == 0xE0000000; // 244.0.0.0/24
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}
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bool IPv4AddressImpl::isSiteLocalMC() const
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{
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return (ntohl(_addr.s_addr) & 0xFFFF0000) == 0xEFFF0000; // 239.255.0.0/16
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}
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bool IPv4AddressImpl::isOrgLocalMC() const
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{
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return (ntohl(_addr.s_addr) & 0xFFFF0000) == 0xEFC00000; // 239.192.0.0/16
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}
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bool IPv4AddressImpl::isGlobalMC() const
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{
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UInt32 addr = ntohl(_addr.s_addr);
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return addr >= 0xE0000100 && addr <= 0xEE000000; // 224.0.1.0 to 238.255.255.255
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}
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IPv4AddressImpl IPv4AddressImpl::parse(const std::string& addr)
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{
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if (addr.empty()) return IPv4AddressImpl();
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#if defined(_WIN32)
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struct in_addr ia;
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ia.s_addr = inet_addr(addr.c_str());
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if (ia.s_addr == INADDR_NONE && addr != "255.255.255.255")
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return IPv4AddressImpl();
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else
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return IPv4AddressImpl(&ia);
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#else
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#if __GNUC__ < 3 || defined(POCO_VXWORKS)
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struct in_addr ia;
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ia.s_addr = inet_addr(const_cast<char*>(addr.c_str()));
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if (ia.s_addr == INADDR_NONE && addr != "255.255.255.255")
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return IPv4AddressImpl();
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else
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return IPv4AddressImpl(&ia);
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#else
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struct in_addr ia;
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if (inet_aton(addr.c_str(), &ia))
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return IPv4AddressImpl(&ia);
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else
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return IPv4AddressImpl();
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#endif
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#endif
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}
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void IPv4AddressImpl::mask(const IPAddressImpl* pMask, const IPAddressImpl* pSet)
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{
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poco_assert (pMask->af() == AF_INET && pSet->af() == AF_INET);
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_addr.s_addr &= static_cast<const IPv4AddressImpl*>(pMask)->_addr.s_addr;
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_addr.s_addr |= static_cast<const IPv4AddressImpl*>(pSet)->_addr.s_addr & ~static_cast<const IPv4AddressImpl*>(pMask)->_addr.s_addr;
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}
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IPAddressImpl* IPv4AddressImpl::clone() const
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{
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return new IPv4AddressImpl(&_addr);
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}
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IPv4AddressImpl IPv4AddressImpl::operator & (const IPv4AddressImpl& addr) const
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{
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IPv4AddressImpl result(&_addr);
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result._addr.s_addr &= addr._addr.s_addr;
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return result;
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}
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IPv4AddressImpl IPv4AddressImpl::operator | (const IPv4AddressImpl& addr) const
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{
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IPv4AddressImpl result(&_addr);
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result._addr.s_addr |= addr._addr.s_addr;
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return result;
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}
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IPv4AddressImpl IPv4AddressImpl::operator ^ (const IPv4AddressImpl& addr) const
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{
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IPv4AddressImpl result(&_addr);
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result._addr.s_addr ^= addr._addr.s_addr;
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return result;
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}
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IPv4AddressImpl IPv4AddressImpl::operator ~ () const
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{
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IPv4AddressImpl result(&_addr);
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result._addr.s_addr ^= 0xffffffff;
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return result;
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}
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bool IPv4AddressImpl::operator == (const IPv4AddressImpl& addr) const
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{
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return 0 == std::memcmp(&addr._addr, &_addr, sizeof(_addr));
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}
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bool IPv4AddressImpl::operator != (const IPv4AddressImpl& addr) const
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{
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return !(*this == addr);
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}
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#if defined(POCO_HAVE_IPv6)
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//
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// IPv6AddressImpl
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//
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IPv6AddressImpl::IPv6AddressImpl(): _scope(0)
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{
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std::memset(&_addr, 0, sizeof(_addr));
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}
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IPv6AddressImpl::IPv6AddressImpl(const void* addr): _scope(0)
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{
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std::memcpy(&_addr, addr, sizeof(_addr));
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}
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IPv6AddressImpl::IPv6AddressImpl(const void* addr, Poco::UInt32 scope): _scope(scope)
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{
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std::memcpy(&_addr, addr, sizeof(_addr));
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}
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IPv6AddressImpl::IPv6AddressImpl(const IPv6AddressImpl& addr): _scope(addr._scope)
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{
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std::memcpy((void*) &_addr, (void*) &addr._addr, sizeof(_addr));
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}
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IPv6AddressImpl& IPv6AddressImpl::operator = (const IPv6AddressImpl& addr)
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{
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_scope = addr._scope;
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std::memcpy(&_addr, &addr._addr, sizeof(_addr));
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return *this;
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}
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IPv6AddressImpl::IPv6AddressImpl(unsigned prefix):
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_scope(0)
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{
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unsigned i = 0;
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#ifdef POCO_OS_FAMILY_WINDOWS
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for (; prefix >= 16; ++i, prefix -= 16) {
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_addr.s6_addr16[i] = 0xffff;
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}
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if (prefix > 0)
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_addr.s6_addr16[i++] = htons(~(0xffff >> prefix));
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while (i < 8)
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_addr.s6_addr16[i++] = 0;
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#else
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for (; prefix >= 32; ++i, prefix -= 32) {
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_addr.s6_addr32[i] = 0xffffffff;
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}
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if (prefix > 0)
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_addr.s6_addr32[i++] = htonl(~(0xffffffffU >> prefix));
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while (i < 4)
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_addr.s6_addr32[i++] = 0;
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#endif
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}
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std::string IPv6AddressImpl::toString() const
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{
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const UInt16* words = reinterpret_cast<const UInt16*>(&_addr);
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if (isIPv4Compatible() || isIPv4Mapped())
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{
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std::string result;
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result.reserve(24);
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if (words[5] == 0)
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result.append("::");
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else
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result.append("::ffff:");
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const UInt8* bytes = reinterpret_cast<const UInt8*>(&_addr);
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NumberFormatter::append(result, bytes[12]);
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result.append(".");
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NumberFormatter::append(result, bytes[13]);
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result.append(".");
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NumberFormatter::append(result, bytes[14]);
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result.append(".");
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NumberFormatter::append(result, bytes[15]);
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return result;
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}
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else
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{
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std::string result;
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result.reserve(64);
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bool zeroSequence = false;
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int i = 0;
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while (i < 8)
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{
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if (!zeroSequence && words[i] == 0)
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{
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int zi = i;
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while (zi < 8 && words[zi] == 0) ++zi;
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if (zi > i + 1)
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{
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i = zi;
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result.append(":");
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zeroSequence = true;
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}
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}
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if (i > 0) result.append(":");
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if (i < 8) NumberFormatter::appendHex(result, ntohs(words[i++]));
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}
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if (_scope > 0)
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{
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result.append("%");
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#if defined(_WIN32)
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NumberFormatter::append(result, _scope);
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#else
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char buffer[IFNAMSIZ];
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if (if_indextoname(_scope, buffer))
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{
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result.append(buffer);
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}
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else
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{
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NumberFormatter::append(result, _scope);
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}
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#endif
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}
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return toLower(result);
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}
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}
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poco_socklen_t IPv6AddressImpl::length() const
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{
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return sizeof(_addr);
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}
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const void* IPv6AddressImpl::addr() const
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{
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return &_addr;
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}
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IPAddressImpl::Family IPv6AddressImpl::family() const
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{
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return IPAddressImpl::IPv6;
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}
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int IPv6AddressImpl::af() const
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{
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return AF_INET6;
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}
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unsigned IPv6AddressImpl::prefixLength() const
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{
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unsigned bits = 0;
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unsigned bitPos = 128;
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#if defined(POCO_OS_FAMILY_UNIX)
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for (int i = 3; i >= 0; --i)
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{
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unsigned addr = ntohl(_addr.s6_addr32[i]);
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if ((bits = maskBits(addr, 32))) return (bitPos - (32 - bits));
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bitPos -= 32;
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}
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return 0;
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#elif defined(POCO_OS_FAMILY_WINDOWS)
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for (int i = 7; i >= 0; --i)
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{
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unsigned short addr = ntohs(_addr.s6_addr16[i]);
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if ((bits = maskBits(addr, 16))) return (bitPos - (16 - bits));
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bitPos -= 16;
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}
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return 0;
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#else
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#warning prefixLength() not implemented
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throw NotImplementedException("prefixLength() not implemented");
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#endif
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}
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Poco::UInt32 IPv6AddressImpl::scope() const
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{
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return _scope;
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}
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bool IPv6AddressImpl::isWildcard() const
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{
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const UInt16* words = reinterpret_cast<const UInt16*>(&_addr);
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return words[0] == 0 && words[1] == 0 && words[2] == 0 && words[3] == 0 &&
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words[4] == 0 && words[5] == 0 && words[6] == 0 && words[7] == 0;
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}
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bool IPv6AddressImpl::isBroadcast() const
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{
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return false;
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}
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bool IPv6AddressImpl::isLoopback() const
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{
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const UInt16* words = reinterpret_cast<const UInt16*>(&_addr);
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return words[0] == 0 && words[1] == 0 && words[2] == 0 && words[3] == 0 &&
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words[4] == 0 && words[5] == 0 && words[6] == 0 && ntohs(words[7]) == 0x0001;
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}
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bool IPv6AddressImpl::isMulticast() const
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{
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const UInt16* words = reinterpret_cast<const UInt16*>(&_addr);
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return (ntohs(words[0]) & 0xFFE0) == 0xFF00;
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}
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bool IPv6AddressImpl::isLinkLocal() const
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{
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const UInt16* words = reinterpret_cast<const UInt16*>(&_addr);
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return (ntohs(words[0]) & 0xFFE0) == 0xFE80;
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}
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bool IPv6AddressImpl::isSiteLocal() const
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{
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const UInt16* words = reinterpret_cast<const UInt16*>(&_addr);
|
|
return ((ntohs(words[0]) & 0xFFE0) == 0xFEC0) || ((ntohs(words[0]) & 0xFF00) == 0xFC00);
|
|
}
|
|
|
|
bool IPv6AddressImpl::isIPv4Compatible() const
|
|
{
|
|
const UInt16* words = reinterpret_cast<const UInt16*>(&_addr);
|
|
return words[0] == 0 && words[1] == 0 && words[2] == 0 && words[3] == 0 && words[4] == 0 && words[5] == 0;
|
|
}
|
|
|
|
bool IPv6AddressImpl::isIPv4Mapped() const
|
|
{
|
|
const UInt16* words = reinterpret_cast<const UInt16*>(&_addr);
|
|
return words[0] == 0 && words[1] == 0 && words[2] == 0 && words[3] == 0 && words[4] == 0 && ntohs(words[5]) == 0xFFFF;
|
|
}
|
|
|
|
bool IPv6AddressImpl::isWellKnownMC() const
|
|
{
|
|
const UInt16* words = reinterpret_cast<const UInt16*>(&_addr);
|
|
return (ntohs(words[0]) & 0xFFF0) == 0xFF00;
|
|
}
|
|
|
|
bool IPv6AddressImpl::isNodeLocalMC() const
|
|
{
|
|
const UInt16* words = reinterpret_cast<const UInt16*>(&_addr);
|
|
return (ntohs(words[0]) & 0xFFEF) == 0xFF01;
|
|
}
|
|
|
|
bool IPv6AddressImpl::isLinkLocalMC() const
|
|
{
|
|
const UInt16* words = reinterpret_cast<const UInt16*>(&_addr);
|
|
return (ntohs(words[0]) & 0xFFEF) == 0xFF02;
|
|
}
|
|
|
|
bool IPv6AddressImpl::isSiteLocalMC() const
|
|
{
|
|
const UInt16* words = reinterpret_cast<const UInt16*>(&_addr);
|
|
return (ntohs(words[0]) & 0xFFEF) == 0xFF05;
|
|
}
|
|
|
|
bool IPv6AddressImpl::isOrgLocalMC() const
|
|
{
|
|
const UInt16* words = reinterpret_cast<const UInt16*>(&_addr);
|
|
return (ntohs(words[0]) & 0xFFEF) == 0xFF08;
|
|
}
|
|
|
|
bool IPv6AddressImpl::isGlobalMC() const
|
|
{
|
|
const UInt16* words = reinterpret_cast<const UInt16*>(&_addr);
|
|
return (ntohs(words[0]) & 0xFFEF) == 0xFF0F;
|
|
}
|
|
|
|
IPv6AddressImpl IPv6AddressImpl::parse(const std::string& addr)
|
|
{
|
|
if (addr.empty()) return IPv6AddressImpl();
|
|
#if defined(_WIN32)
|
|
struct addrinfo* pAI;
|
|
struct addrinfo hints;
|
|
std::memset(&hints, 0, sizeof(hints));
|
|
hints.ai_flags = AI_NUMERICHOST;
|
|
int rc = getaddrinfo(addr.c_str(), NULL, &hints, &pAI);
|
|
if (rc == 0)
|
|
{
|
|
IPv6AddressImpl result = IPv6AddressImpl(&reinterpret_cast<struct sockaddr_in6*>(pAI->ai_addr)->sin6_addr, static_cast<int>(reinterpret_cast<struct sockaddr_in6*>(pAI->ai_addr)->sin6_scope_id));
|
|
freeaddrinfo(pAI);
|
|
return result;
|
|
}
|
|
else return IPv6AddressImpl();
|
|
#else
|
|
struct in6_addr ia;
|
|
std::string::size_type pos = addr.find('%');
|
|
if (std::string::npos != pos)
|
|
{
|
|
std::string::size_type start = ('[' == addr[0]) ? 1 : 0;
|
|
std::string unscopedAddr(addr, start, pos - start);
|
|
std::string scope(addr, pos + 1, addr.size() - start - pos);
|
|
Poco::UInt32 scopeId(0);
|
|
if (!(scopeId = if_nametoindex(scope.c_str())))
|
|
return IPv6AddressImpl();
|
|
if (inet_pton(AF_INET6, unscopedAddr.c_str(), &ia) == 1)
|
|
return IPv6AddressImpl(&ia, scopeId);
|
|
else
|
|
return IPv6AddressImpl();
|
|
}
|
|
else
|
|
{
|
|
if (inet_pton(AF_INET6, addr.c_str(), &ia) == 1)
|
|
return IPv6AddressImpl(&ia);
|
|
else
|
|
return IPv6AddressImpl();
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void IPv6AddressImpl::mask(const IPAddressImpl* pMask, const IPAddressImpl* pSet)
|
|
{
|
|
throw Poco::NotImplementedException("mask() is only supported for IPv4 addresses");
|
|
}
|
|
|
|
IPAddressImpl* IPv6AddressImpl::clone() const
|
|
{
|
|
return new IPv6AddressImpl(&_addr, _scope);
|
|
}
|
|
|
|
IPv6AddressImpl IPv6AddressImpl::operator & (const IPv6AddressImpl& addr) const
|
|
{
|
|
IPv6AddressImpl result(&_addr);
|
|
#ifdef POCO_OS_FAMILY_WINDOWS
|
|
result._addr.s6_addr16[0] &= addr._addr.s6_addr16[0];
|
|
result._addr.s6_addr16[1] &= addr._addr.s6_addr16[1];
|
|
result._addr.s6_addr16[2] &= addr._addr.s6_addr16[2];
|
|
result._addr.s6_addr16[3] &= addr._addr.s6_addr16[3];
|
|
result._addr.s6_addr16[4] &= addr._addr.s6_addr16[4];
|
|
result._addr.s6_addr16[5] &= addr._addr.s6_addr16[5];
|
|
result._addr.s6_addr16[6] &= addr._addr.s6_addr16[6];
|
|
result._addr.s6_addr16[7] &= addr._addr.s6_addr16[7];
|
|
#else
|
|
result._addr.s6_addr32[0] &= addr._addr.s6_addr32[0];
|
|
result._addr.s6_addr32[1] &= addr._addr.s6_addr32[1];
|
|
result._addr.s6_addr32[2] &= addr._addr.s6_addr32[2];
|
|
result._addr.s6_addr32[3] &= addr._addr.s6_addr32[3];
|
|
#endif
|
|
return result;
|
|
}
|
|
|
|
IPv6AddressImpl IPv6AddressImpl::operator | (const IPv6AddressImpl& addr) const
|
|
{
|
|
IPv6AddressImpl result(&_addr);
|
|
#ifdef POCO_OS_FAMILY_WINDOWS
|
|
result._addr.s6_addr16[0] |= addr._addr.s6_addr16[0];
|
|
result._addr.s6_addr16[1] |= addr._addr.s6_addr16[1];
|
|
result._addr.s6_addr16[2] |= addr._addr.s6_addr16[2];
|
|
result._addr.s6_addr16[3] |= addr._addr.s6_addr16[3];
|
|
result._addr.s6_addr16[4] |= addr._addr.s6_addr16[4];
|
|
result._addr.s6_addr16[5] |= addr._addr.s6_addr16[5];
|
|
result._addr.s6_addr16[6] |= addr._addr.s6_addr16[6];
|
|
result._addr.s6_addr16[7] |= addr._addr.s6_addr16[7];
|
|
#else
|
|
result._addr.s6_addr32[0] |= addr._addr.s6_addr32[0];
|
|
result._addr.s6_addr32[1] |= addr._addr.s6_addr32[1];
|
|
result._addr.s6_addr32[2] |= addr._addr.s6_addr32[2];
|
|
result._addr.s6_addr32[3] |= addr._addr.s6_addr32[3];
|
|
#endif
|
|
return result;
|
|
}
|
|
|
|
IPv6AddressImpl IPv6AddressImpl::operator ^ (const IPv6AddressImpl& addr) const
|
|
{
|
|
IPv6AddressImpl result(&_addr);
|
|
#ifdef POCO_OS_FAMILY_WINDOWS
|
|
result._addr.s6_addr16[0] ^= addr._addr.s6_addr16[0];
|
|
result._addr.s6_addr16[1] ^= addr._addr.s6_addr16[1];
|
|
result._addr.s6_addr16[2] ^= addr._addr.s6_addr16[2];
|
|
result._addr.s6_addr16[3] ^= addr._addr.s6_addr16[3];
|
|
result._addr.s6_addr16[4] ^= addr._addr.s6_addr16[4];
|
|
result._addr.s6_addr16[5] ^= addr._addr.s6_addr16[5];
|
|
result._addr.s6_addr16[6] ^= addr._addr.s6_addr16[6];
|
|
result._addr.s6_addr16[7] ^= addr._addr.s6_addr16[7];
|
|
#else
|
|
result._addr.s6_addr32[0] ^= addr._addr.s6_addr32[0];
|
|
result._addr.s6_addr32[1] ^= addr._addr.s6_addr32[1];
|
|
result._addr.s6_addr32[2] ^= addr._addr.s6_addr32[2];
|
|
result._addr.s6_addr32[3] ^= addr._addr.s6_addr32[3];
|
|
#endif
|
|
return result;
|
|
}
|
|
|
|
IPv6AddressImpl IPv6AddressImpl::operator ~ () const
|
|
{
|
|
IPv6AddressImpl result(&_addr);
|
|
#ifdef POCO_OS_FAMILY_WINDOWS
|
|
result._addr.s6_addr16[0] ^= 0xffff;
|
|
result._addr.s6_addr16[1] ^= 0xffff;
|
|
result._addr.s6_addr16[2] ^= 0xffff;
|
|
result._addr.s6_addr16[3] ^= 0xffff;
|
|
result._addr.s6_addr16[4] ^= 0xffff;
|
|
result._addr.s6_addr16[5] ^= 0xffff;
|
|
result._addr.s6_addr16[6] ^= 0xffff;
|
|
result._addr.s6_addr16[7] ^= 0xffff;
|
|
#else
|
|
result._addr.s6_addr32[0] ^= 0xffffffff;
|
|
result._addr.s6_addr32[1] ^= 0xffffffff;
|
|
result._addr.s6_addr32[2] ^= 0xffffffff;
|
|
result._addr.s6_addr32[3] ^= 0xffffffff;
|
|
#endif
|
|
return result;
|
|
}
|
|
|
|
|
|
bool IPv6AddressImpl::operator == (const IPv6AddressImpl& addr) const
|
|
{
|
|
return 0 == std::memcmp(&addr._addr, &_addr, sizeof(_addr));
|
|
}
|
|
|
|
|
|
bool IPv6AddressImpl::operator != (const IPv6AddressImpl& addr) const
|
|
{
|
|
return !(*this == addr);
|
|
}
|
|
|
|
|
|
#endif // POCO_HAVE_IPv6
|
|
|
|
|
|
} } } // namespace Poco::Net::Impl
|