mirror of
https://github.com/pocoproject/poco.git
synced 2025-10-25 18:22:59 +02:00
initial import
This commit is contained in:
Guenter Obiltschnig
350
Net/src/SocketAddress.cpp
Normal file
350
Net/src/SocketAddress.cpp
Normal file
@@ -0,0 +1,350 @@
|
||||
//
|
||||
// SocketAddress.cpp
|
||||
//
|
||||
// $Id: //poco/1.1.0/Net/src/SocketAddress.cpp#2 $
|
||||
//
|
||||
// Library: Net
|
||||
// Package: NetCore
|
||||
// Module: SocketAddress
|
||||
//
|
||||
// Copyright (c) 2005-2006, Applied Informatics Software Engineering GmbH.
|
||||
// and Contributors.
|
||||
//
|
||||
// Permission is hereby granted, free of charge, to any person or organization
|
||||
// obtaining a copy of the software and accompanying documentation covered by
|
||||
// this license (the "Software") to use, reproduce, display, distribute,
|
||||
// execute, and transmit the Software, and to prepare derivative works of the
|
||||
// Software, and to permit third-parties to whom the Software is furnished to
|
||||
// do so, all subject to the following:
|
||||
//
|
||||
// The copyright notices in the Software and this entire statement, including
|
||||
// the above license grant, this restriction and the following disclaimer,
|
||||
// must be included in all copies of the Software, in whole or in part, and
|
||||
// all derivative works of the Software, unless such copies or derivative
|
||||
// works are solely in the form of machine-executable object code generated by
|
||||
// a source language processor.
|
||||
//
|
||||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
|
||||
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
|
||||
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
|
||||
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
||||
// DEALINGS IN THE SOFTWARE.
|
||||
//
|
||||
|
||||
|
||||
#include "Net/SocketAddress.h"
|
||||
#include "Net/IPAddress.h"
|
||||
#include "Net/NetException.h"
|
||||
#include "Net/DNS.h"
|
||||
#include "Foundation/RefCountedObject.h"
|
||||
#include "Foundation/NumberParser.h"
|
||||
#include "Foundation/NumberFormatter.h"
|
||||
#include <algorithm>
|
||||
#include <string.h>
|
||||
|
||||
|
||||
using Foundation::RefCountedObject;
|
||||
using Foundation::NumberParser;
|
||||
using Foundation::NumberFormatter;
|
||||
using Foundation::UInt16;
|
||||
|
||||
|
||||
Net_BEGIN
|
||||
|
||||
|
||||
//
|
||||
// SocketAddressImpl
|
||||
//
|
||||
|
||||
|
||||
class SocketAddressImpl: public RefCountedObject
|
||||
{
|
||||
public:
|
||||
virtual IPAddress host() const = 0;
|
||||
virtual UInt16 port() const = 0;
|
||||
virtual poco_socklen_t length() const = 0;
|
||||
virtual const struct sockaddr* addr() const = 0;
|
||||
virtual int af() const = 0;
|
||||
|
||||
protected:
|
||||
SocketAddressImpl()
|
||||
{
|
||||
}
|
||||
|
||||
virtual ~SocketAddressImpl()
|
||||
{
|
||||
}
|
||||
|
||||
private:
|
||||
SocketAddressImpl(const SocketAddressImpl&);
|
||||
SocketAddressImpl& operator = (const SocketAddressImpl&);
|
||||
};
|
||||
|
||||
|
||||
class IPv4SocketAddressImpl: public SocketAddressImpl
|
||||
{
|
||||
public:
|
||||
IPv4SocketAddressImpl()
|
||||
{
|
||||
memset(&_addr, 0, sizeof(_addr));
|
||||
_addr.sin_family = AF_INET;
|
||||
poco_set_sin_len(&_addr);
|
||||
}
|
||||
|
||||
IPv4SocketAddressImpl(const struct sockaddr_in* addr)
|
||||
{
|
||||
memcpy(&_addr, addr, sizeof(_addr));
|
||||
}
|
||||
|
||||
IPv4SocketAddressImpl(const void* addr, UInt16 port)
|
||||
{
|
||||
memset(&_addr, 0, sizeof(_addr));
|
||||
_addr.sin_family = AF_INET;
|
||||
memcpy(&_addr.sin_addr, addr, sizeof(_addr.sin_addr));
|
||||
_addr.sin_port = port;
|
||||
}
|
||||
|
||||
IPAddress host() const
|
||||
{
|
||||
return IPAddress(&_addr.sin_addr, sizeof(_addr.sin_addr));
|
||||
}
|
||||
|
||||
UInt16 port() const
|
||||
{
|
||||
return _addr.sin_port;
|
||||
}
|
||||
|
||||
poco_socklen_t length() const
|
||||
{
|
||||
return sizeof(_addr);
|
||||
}
|
||||
|
||||
const struct sockaddr* addr() const
|
||||
{
|
||||
return reinterpret_cast<const struct sockaddr*>(&_addr);
|
||||
}
|
||||
|
||||
int af() const
|
||||
{
|
||||
return _addr.sin_family;
|
||||
}
|
||||
|
||||
private:
|
||||
struct sockaddr_in _addr;
|
||||
};
|
||||
|
||||
|
||||
#if defined(POCO_HAVE_IPv6)
|
||||
|
||||
|
||||
class IPv6SocketAddressImpl: public SocketAddressImpl
|
||||
{
|
||||
public:
|
||||
IPv6SocketAddressImpl(const struct sockaddr_in6* addr)
|
||||
{
|
||||
memcpy(&_addr, addr, sizeof(_addr));
|
||||
}
|
||||
|
||||
IPv6SocketAddressImpl(const void* addr, UInt16 port)
|
||||
{
|
||||
memset(&_addr, 0, sizeof(_addr));
|
||||
_addr.sin6_family = AF_INET6;
|
||||
poco_set_sin6_len(&_addr);
|
||||
memcpy(&_addr.sin6_addr, addr, sizeof(_addr.sin6_addr));
|
||||
_addr.sin6_port = port;
|
||||
}
|
||||
|
||||
IPAddress host() const
|
||||
{
|
||||
return IPAddress(&_addr.sin6_addr, sizeof(_addr.sin6_addr));
|
||||
}
|
||||
|
||||
UInt16 port() const
|
||||
{
|
||||
return _addr.sin6_port;
|
||||
}
|
||||
|
||||
poco_socklen_t length() const
|
||||
{
|
||||
return sizeof(_addr);
|
||||
}
|
||||
|
||||
const struct sockaddr* addr() const
|
||||
{
|
||||
return reinterpret_cast<const struct sockaddr*>(&_addr);
|
||||
}
|
||||
|
||||
int af() const
|
||||
{
|
||||
return _addr.sin6_family;
|
||||
}
|
||||
|
||||
private:
|
||||
struct sockaddr_in6 _addr;
|
||||
};
|
||||
|
||||
|
||||
#endif // POCO_HAVE_IPv6
|
||||
|
||||
|
||||
//
|
||||
// SocketAddress
|
||||
//
|
||||
|
||||
|
||||
SocketAddress::SocketAddress()
|
||||
{
|
||||
_pImpl = new IPv4SocketAddressImpl;
|
||||
}
|
||||
|
||||
|
||||
SocketAddress::SocketAddress(const IPAddress& addr, Foundation::UInt16 port)
|
||||
{
|
||||
init(addr, port);
|
||||
}
|
||||
|
||||
|
||||
SocketAddress::SocketAddress(const std::string& addr, Foundation::UInt16 port)
|
||||
{
|
||||
init(addr, port);
|
||||
}
|
||||
|
||||
|
||||
SocketAddress::SocketAddress(const std::string& addr, const std::string& port)
|
||||
{
|
||||
init(addr, resolveService(port));
|
||||
}
|
||||
|
||||
|
||||
SocketAddress::SocketAddress(const SocketAddress& addr)
|
||||
{
|
||||
_pImpl = addr._pImpl;
|
||||
_pImpl->duplicate();
|
||||
}
|
||||
|
||||
|
||||
SocketAddress::SocketAddress(const struct sockaddr* addr, poco_socklen_t length)
|
||||
{
|
||||
if (length == sizeof(struct sockaddr_in))
|
||||
_pImpl = new IPv4SocketAddressImpl(reinterpret_cast<const struct sockaddr_in*>(addr));
|
||||
#if defined(POCO_HAVE_IPv6)
|
||||
else if (length == sizeof(struct sockaddr_in6))
|
||||
_pImpl = new IPv6SocketAddressImpl(reinterpret_cast<const struct sockaddr_in6*>(addr));
|
||||
#endif
|
||||
else throw Foundation::InvalidArgumentException("Invalid address length passed to SocketAddress()");
|
||||
}
|
||||
|
||||
|
||||
SocketAddress::~SocketAddress()
|
||||
{
|
||||
_pImpl->release();
|
||||
}
|
||||
|
||||
|
||||
SocketAddress& SocketAddress::operator = (const SocketAddress& addr)
|
||||
{
|
||||
if (&addr != this)
|
||||
{
|
||||
_pImpl->release();
|
||||
_pImpl = addr._pImpl;
|
||||
_pImpl->duplicate();
|
||||
}
|
||||
return *this;
|
||||
}
|
||||
|
||||
|
||||
void SocketAddress::swap(SocketAddress& addr)
|
||||
{
|
||||
std::swap(_pImpl, addr._pImpl);
|
||||
}
|
||||
|
||||
|
||||
IPAddress SocketAddress::host() const
|
||||
{
|
||||
return _pImpl->host();
|
||||
}
|
||||
|
||||
|
||||
Foundation::UInt16 SocketAddress::port() const
|
||||
{
|
||||
return ntohs(_pImpl->port());
|
||||
}
|
||||
|
||||
|
||||
poco_socklen_t SocketAddress::length() const
|
||||
{
|
||||
return _pImpl->length();
|
||||
}
|
||||
|
||||
|
||||
const struct sockaddr* SocketAddress::addr() const
|
||||
{
|
||||
return _pImpl->addr();
|
||||
}
|
||||
|
||||
|
||||
int SocketAddress::af() const
|
||||
{
|
||||
return _pImpl->af();
|
||||
}
|
||||
|
||||
|
||||
std::string SocketAddress::toString() const
|
||||
{
|
||||
std::string result = host().toString();
|
||||
result.append(":");
|
||||
result.append(NumberFormatter::format(port()));
|
||||
return result;
|
||||
}
|
||||
|
||||
|
||||
void SocketAddress::init(const IPAddress& host, Foundation::UInt16 port)
|
||||
{
|
||||
if (host.family() == IPAddress::IPv4)
|
||||
_pImpl = new IPv4SocketAddressImpl(host.addr(), htons(port));
|
||||
#if defined(POCO_HAVE_IPv6)
|
||||
else if (host.family() == IPAddress::IPv6)
|
||||
_pImpl = new IPv6SocketAddressImpl(host.addr(), htons(port));
|
||||
#endif
|
||||
else throw Foundation::NotImplementedException("unsupported IP address family");
|
||||
}
|
||||
|
||||
|
||||
void SocketAddress::init(const std::string& host, Foundation::UInt16 port)
|
||||
{
|
||||
IPAddress ip;
|
||||
if (IPAddress::tryParse(host, ip))
|
||||
{
|
||||
init(ip, port);
|
||||
}
|
||||
else
|
||||
{
|
||||
HostEntry he = DNS::hostByName(host);
|
||||
if (he.addresses().size() > 0)
|
||||
init(he.addresses()[0], port);
|
||||
else throw HostNotFoundException("No address found for host", host);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
Foundation::UInt16 SocketAddress::resolveService(const std::string& service)
|
||||
{
|
||||
unsigned port;
|
||||
if (NumberParser::tryParseUnsigned(service, port) && port <= 0xFFFF)
|
||||
{
|
||||
return (UInt16) port;
|
||||
}
|
||||
else
|
||||
{
|
||||
struct servent* se = getservbyname(service.c_str(), NULL);
|
||||
if (se)
|
||||
return ntohs(se->s_port);
|
||||
else
|
||||
throw ServiceNotFoundException(service);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
Net_END
|
||||
Reference in New Issue
Block a user