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913 lines
25 KiB
913 lines
25 KiB
/* -*- C++ -*-
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* Copyright (C) 2003 Thiago Macieira <thiago.macieira@kdemail.net>
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*
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef KSOCKETADDRESS_H
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#define KSOCKETADDRESS_H
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#include <tqstring.h>
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#include <tqcstring.h>
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#include <tdelibs_export.h>
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struct sockaddr;
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struct sockaddr_in;
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struct sockaddr_in6;
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struct sockaddr_un;
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namespace KNetwork {
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class KIpAddress;
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class KSocketAddress;
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class KInetSocketAddress;
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class KUnixSocketAddress;
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/** @class KIpAddress ksocketaddress.h ksocketaddress.h
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* @brief An IP address.
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*
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* This class represents one IP address, version 4 or 6. This is only
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* the address, not including port information or other data.
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*
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* It is not a good programming practice to create address from objects
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* like this. Instead, prefer a more thorough function like
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* @ref KResolver::resolve, which also handle extra information like scope
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* ids.
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*
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* This is a light-weight class. Most of the member functions are inlined and
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* there are no virtual functions. This object's size should be less than 20
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* bytes. Also note that there is no sharing of data.
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*
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* @author Thiago Macieira <thiago.macieira@kdemail.net>
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*/
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class TDECORE_EXPORT KIpAddress
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{
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public:
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/**
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* Default constructor. Creates an empty address.
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* It defaults to IP version 4.
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*/
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inline KIpAddress() : m_version(0)
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{ }
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/**
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* Copy constructor. Copies the data from the other
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* object.
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*
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* Data is not shared.
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*
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* @param other the other
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*/
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inline KIpAddress(const KIpAddress& other)
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{ *this = other; }
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/**
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* Creates an object from the given string representation.
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*
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* The IP version is guessed from the address format.
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*
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* @param addr the address
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*/
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inline KIpAddress(const TQString& addr)
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{ setAddress(addr); }
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/**
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* Creates an object from the given string representation.
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*
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* The IP version is guessed from the address format.
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*
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* @param addr the address
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*/
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inline KIpAddress(const char* addr)
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{ setAddress(addr); }
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/**
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* Creates an object from the given raw data and IP version.
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*
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* @param addr the raw data
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* @param version the IP version (4 or 6)
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*/
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inline KIpAddress(const void* addr, int version = 4)
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{ setAddress(addr, version); }
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/**
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* This is a convenience constructor. Constructs an object
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* from the given IPv4 address in the form of an integer.
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*
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* Note: do not write code to depend on IPv4 addresses being
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* integer types. Instead, treat them as a special type, like
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* a KIpAddress or the system's in_addr.
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*
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* @param ip4addr the IPv4 address
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*/
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inline KIpAddress(TQ_UINT32 ip4addr)
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{ setAddress(&ip4addr, 4); }
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/**
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* Destructor. This frees resources associated with this object.
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*
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* Note: destructor is non-virtual. The compiler will happily optimise it
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* out of the way.
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*/
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inline ~KIpAddress()
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{ }
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/**
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* Copy operator.
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*
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* Copies the data from the other object into this one.
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*
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* @param other the object to copy
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*/
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KIpAddress& operator =(const KIpAddress& other);
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/**
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* Returns true if the two addresses match.
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* This function performs a v4-mapped check.
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* @see compare
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*/
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inline bool operator ==(const KIpAddress& other) const
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{ return compare(other, true); }
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/**
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* Compares this address against the other, supplied one and return
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* true if they match. The @p checkMapped parameter controls whether
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* a check for an IPv6 v4-mapped address will be performed.
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*
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* An IPv6 v4-mapped address is an IPv6 address that is, for all purposes,
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* equivalent to an IPv4 one. The default behaviour of this function
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* is to take that into account. If you want a strict matching,
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* pass @b false to the @p checkMapped parameter.
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*
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* @param other the other IP address
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* @param checkMapped whether v4-mapped addresses will be taken into account
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*/
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bool compare(const KIpAddress& other, bool checkMapped = true) const;
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/**
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* Retrieves the IP version in this object.
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*
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* @returns the version: 4 or 6
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*/
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inline int version() const
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{ return m_version; }
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/**
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* Returns true if this is an IPv4 address.
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*/
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inline bool isIPv4Addr() const
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{ return version() == 4; }
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/**
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* Returns true if this is an IPv6 address.
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*/
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inline bool isIPv6Addr() const
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{ return version() == 6; }
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/**
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* Sets the address to the given string representation.
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*
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* @return true if the address was successfully parsed; otherwise returns
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* false and leaves the object unchanged.
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*/
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bool setAddress(const TQString& address);
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/**
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* Sets the address to the given string representation.
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*
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* @return true if the address was successfully parsed; otherwise returns
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* false and leaves the object unchanged.
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*/
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bool setAddress(const char* address);
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/**
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* Sets the address to the given raw binary representation.
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*
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* @param raw a pointer to the raw binary data
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* @param version the IP version
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* @return true if the address was successfully parsed; otherwise returns
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* false and leaves the object unchanged.
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*/
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bool setAddress(const void* raw, int version = 4);
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/**
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* Returns the address as a string.
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*/
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TQString toString() const;
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/**
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* Returns a pointer to binary raw data representing the address.
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*/
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inline const void *addr() const
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{ return m_data; }
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/**
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* This is a convenience function. Returns the IPv4 address in a
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* 32-bit integer. The result is only valid if @ref isIPv4Addr returns
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* true. Alternatively, if the contained IPv6 address is a v4-mapped one
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* and the @p convertMapped parameter is true, the result will also be
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* valid. The address returned is in network byte order.
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*
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* Note: you should not treat IP addresses as integers. Instead,
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* use types defined for that purpose, such as KIpAddress or the
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* system's in_addr type.
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*
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*/
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inline TQ_UINT32 IPv4Addr(bool convertMapped = true) const
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{
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return (convertMapped && isV4Mapped()) ? m_data[3] : m_data[0];
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}
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/**
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* This is a convenience function. Returns the IPv4 address in a
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* 32-bit integer. The result is only valid if @ref isIPv4Addr returns
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* true. Alternatively, if the contained IPv6 address is a v4-mapped one
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* and the @p convertMapped parameter is true, the result will also be
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* valid. The address returned is in host byte order.
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*
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*/
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TQ_UINT32 hostIPv4Addr(bool convertMapped = true) const;
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public:
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/*-- tests --*/
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/**
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* Returns true if this is the IPv4 or IPv6 unspecified address.
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*/
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inline bool isUnspecified() const
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{ return version() == 0 ? true : (*this == anyhostV4 || *this == anyhostV6); }
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/**
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* Returns true if this is either the IPv4 or the IPv6 localhost address.
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*/
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inline bool isLocalhost() const
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{ return version() == 0 ? false : (*this == localhostV4 || *this == localhostV6); }
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/**
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* This is an alias for @ref isLocalhost.
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*/
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inline bool isLoopback() const
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{ return isLocalhost(); }
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/**
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* Returns true if this is an IPv4 class A address, i.e.,
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* from 0.0.0.0 to 127.255.255.255.
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*
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* This function does not test for v4-mapped addresses.
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*/
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inline bool isClassA() const
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{ return version() != 4 ? false : (hostIPv4Addr() & 0x80000000) == 0; }
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/**
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* Returns true if this is an IPv4 class B address, i.e., one from
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* 128.0.0.0 to 191.255.255.255.
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*
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* This function does not test for v4-mapped addresses.
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*/
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inline bool isClassB() const
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{ return version() != 4 ? false : (hostIPv4Addr() & 0xc0000000) == 0x80000000; }
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/**
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* Returns true if this is an IPv4 class C address, i.e., one from
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* 192.0.0.0 to 223.255.255.255.
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*
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* This function does not test for v4-mapped addresses.
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*/
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inline bool isClassC() const
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{ return version() != 4 ? false : (hostIPv4Addr() & 0xe0000000) == 0xc0000000; }
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/**
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* Returns true if this is an IPv4 class D (a.k.a. multicast) address.
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*
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* Note: this function is not the same as @ref isMulticast. isMulticast also
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* tests for IPv6 multicast addresses.
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*/
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inline bool isClassD() const
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{ return version() != 4 ? false : (hostIPv4Addr() & 0xf0000000) == 0xe0000000; }
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/**
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* Returns true if this is a multicast address, be it IPv4 or IPv6.
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*/
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inline bool isMulticast() const
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{
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if (version() == 4) return isClassD();
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if (version() == 6) return ((TQ_UINT8*)addr())[0] == 0xff;
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return false;
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}
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/**
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* Returns true if this is an IPv6 link-local address.
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*/
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inline bool isLinkLocal() const
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{
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if (version() != 6) return false;
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TQ_UINT8* addr = (TQ_UINT8*)this->addr();
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return (addr[0] & 0xff) == 0xfe &&
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(addr[1] & 0xc0) == 0x80;
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}
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/**
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* Returns true if this is an IPv6 site-local address.
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*/
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inline bool isSiteLocal() const
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{
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if (version() != 6) return false;
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TQ_UINT8* addr = (TQ_UINT8*)this->addr();
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return (addr[0] & 0xff) == 0xfe &&
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(addr[1] & 0xc0) == 0xc0;
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}
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/**
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* Returns true if this is a global IPv6 address.
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*/
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inline bool isGlobal() const
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{ return version() != 6 ? false : !(isMulticast() || isLinkLocal() || isSiteLocal()); }
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/**
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* Returns true if this is a v4-mapped IPv6 address.
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*/
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inline bool isV4Mapped() const
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{
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if (version() != 6) return false;
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TQ_UINT32* addr = (TQ_UINT32*)this->addr();
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return addr[0] == 0 && addr[1] == 0 &&
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((TQ_UINT16*)&addr[2])[0] == 0 &&
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((TQ_UINT16*)&addr[2])[1] == 0xffff;
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}
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/**
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* Returns true if this is a v4-compat IPv6 address.
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*/
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inline bool isV4Compat() const
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{
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if (version() != 6 || isLocalhost()) return false;
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TQ_UINT32* addr = (TQ_UINT32*)this->addr();
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return addr[0] == 0 && addr[1] == 0 && addr[2] == 0 && addr[3] != 0;
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}
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/**
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* Returns true if this is an IPv6 node-local multicast address.
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*/
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inline bool isMulticastNodeLocal() const
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{ return version() == 6 && isMulticast() && (((TQ_UINT32*)addr())[0] & 0xf) == 0x1; }
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/**
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* Returns true if this is an IPv6 link-local multicast address.
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*/
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inline bool isMulticastLinkLocal() const
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{ return version() == 6 && isMulticast() && (((TQ_UINT32*)addr())[0] & 0xf) == 0x2; }
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/**
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* Returns true if this is an IPv6 site-local multicast address.
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*/
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inline bool isMulticastSiteLocal() const
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{ return version() == 6 && isMulticast() && (((TQ_UINT32*)addr())[0] & 0xf) == 0x5; }
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/**
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* Returns true if this is an IPv6 organisational-local multicast address.
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*/
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inline bool isMulticastOrgLocal() const
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{ return version() == 6 && isMulticast() && (((TQ_UINT32*)addr())[0] & 0xf) == 0x8; }
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/**
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* Returns true if this is an IPv6 global multicast address.
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*/
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inline bool isMulticastGlobal() const
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{ return version() == 6 && isMulticast() && (((TQ_UINT32*)addr())[0] & 0xf) == 0xe; }
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protected:
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TQ_UINT32 m_data[4]; // 16 bytes, needed for an IPv6 address
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char m_version;
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public:
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/// localhost in IPv4 (127.0.0.1)
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static const KIpAddress localhostV4;
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/// the any host or undefined address in IPv4 (0.0.0.0)
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static const KIpAddress anyhostV4;
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/// localhost in IPv6 (::1)
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static const KIpAddress localhostV6;
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/// the any host or undefined address in IPv6 (::)
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static const KIpAddress anyhostV6;
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};
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class KSocketAddressData;
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/** @class KSocketAddress ksocketaddress.h ksocketaddress.h
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* @brief A generic socket address.
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*
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* This class holds one generic socket address.
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*
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* @author Thiago Macieira <thiago.macieira@kdemail.net>
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*/
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class TDECORE_EXPORT KSocketAddress
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{
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public:
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/**
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* Default constructor.
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*
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* Creates an empty object
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*/
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KSocketAddress();
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/**
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* Creates this object with the given data.
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* The raw socket address is copied into this object.
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*
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* @param sa the socket address structure
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* @param len the socket address length
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*/
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KSocketAddress(const sockaddr* sa, TQ_UINT16 len);
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/**
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* Copy constructor. This creates a copy of the other
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* object.
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*
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* Data is not shared.
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*
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* @param other the object to copy from
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*/
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KSocketAddress(const KSocketAddress& other);
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/**
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* Destructor. Frees any associated resources.
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*/
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virtual ~KSocketAddress();
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/**
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* Performs a shallow copy of the other object into this one.
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* Data will be copied.
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*
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* @param other the object to copy from
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*/
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KSocketAddress& operator =(const KSocketAddress& other);
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/**
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* Returns the socket address structure, to be passed down to
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* low level functions.
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*
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* Note that this function returns NULL for invalid or empty sockets,
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* so you may use to to test for validity.
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*/
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const sockaddr* address() const;
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/**
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* Returns the socket address structure, to be passed down to
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* low level functions.
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*
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* Note that this function returns NULL for invalid or empty sockets,
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* so you may use to to test for validity.
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*
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* The returned value, if not NULL, is an internal buffer which is guaranteed
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* to be at least @ref length() bytes long.
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*/
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sockaddr* address();
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/**
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* Sets the address to the given address.
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* The raw socket address is copied into this object.
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*
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* @param sa the socket address structure
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* @param len the socket address length
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*/
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KSocketAddress& setAddress(const sockaddr *sa, TQ_UINT16 len);
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|
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/**
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* Returns the socket address structure, to be passed down to
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* low level functions.
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*/
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inline operator const sockaddr*() const
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{ return address(); }
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/**
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* Returns the length of this socket address structure.
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*/
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TQ_UINT16 length() const;
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|
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/**
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* Sets the length of this socket structure.
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*
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* Use this function with care. It allows you to resize the internal
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* buffer to fit needs. This function should not be used except for handling
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* unknown socket address structures.
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*
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* Also note that this function may tqinvalidate the socket if a known
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* family is set (Internet or Unix socket) and the new length would be
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* too small to hold the system's sockaddr_* structure. If unsure, reset
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* the family:
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*
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* \code
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* KSocketAddress qsa;
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* [...]
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* qsa.setFamily(AF_UNSPEC).setLength(newlen);
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* \endcode
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*
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* @param len the new length
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*/
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KSocketAddress& setLength(TQ_UINT16 len);
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|
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/**
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* Returns the family of this address.
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* @return the family of this address, AF_UNSPEC if it's undefined
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*/
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int family() const;
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|
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/**
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* Sets the family of this object.
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*
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* Note: setting the family will probably tqinvalidate any address data
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* contained in this object. Use this function with care.
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*
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* @param family the new family to set
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*/
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virtual KSocketAddress& setFamily(int family);
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/**
|
|
* Returns the IANA family number of this address.
|
|
* @return the IANA family number of this address (1 for AF_INET.
|
|
* 2 for AF_INET6, otherwise 0)
|
|
*/
|
|
inline int ianaFamily() const
|
|
{ return ianaFamily(family()); }
|
|
|
|
/**
|
|
* Returns true if this equals the other socket.
|
|
*
|
|
* Socket addresses are considered matching if and only if all data is the same.
|
|
*
|
|
* @param other the other socket
|
|
* @return true if both sockets are equal
|
|
*/
|
|
bool operator ==(const KSocketAddress& other) const;
|
|
|
|
/**
|
|
* Returns the node name of this socket.
|
|
*
|
|
* In the case of Internet sockets, this is string representation of the IP address.
|
|
* The default implementation returns TQString::null.
|
|
*
|
|
* @return the node name, can be TQString::null
|
|
* @bug use KResolver to resolve unknown families
|
|
*/
|
|
virtual TQString nodeName() const;
|
|
|
|
/**
|
|
* Returns the service name for this socket.
|
|
*
|
|
* In the case of Internet sockets, this is the port number.
|
|
* The default implementation returns TQString::null.
|
|
*
|
|
* @return the service name, can be TQString::null
|
|
* @bug use KResolver to resolve unknown families
|
|
*/
|
|
virtual TQString serviceName() const;
|
|
|
|
/**
|
|
* Returns this socket address as a string suitable for
|
|
* printing. Family, node and service are part of this address.
|
|
*
|
|
* @bug use KResolver to resolve unknown families
|
|
*/
|
|
virtual TQString toString() const;
|
|
|
|
/**
|
|
* Returns an object reference that can be used to manipulate this socket
|
|
* as an Internet socket address. Both objects share the same data.
|
|
*/
|
|
KInetSocketAddress& asInet();
|
|
|
|
/**
|
|
* Returns an object is equal to this object's data, but they don't share it.
|
|
*/
|
|
KInetSocketAddress asInet() const;
|
|
|
|
/**
|
|
* Returns an object reference that can be used to manipulate this socket
|
|
* as a Unix socket address. Both objects share the same data.
|
|
*/
|
|
KUnixSocketAddress& asUnix();
|
|
|
|
/**
|
|
* Returns an object is equal to this object's data, but they don't share it.
|
|
*/
|
|
KUnixSocketAddress asUnix() const;
|
|
|
|
protected:
|
|
/// @internal
|
|
/// private data
|
|
KSocketAddressData *d;
|
|
|
|
/// @internal
|
|
/// extra constructor
|
|
KSocketAddress(KSocketAddressData* d);
|
|
|
|
public: // static
|
|
/**
|
|
* Returns the IANA family number of the given address family.
|
|
* Returns 0 if there is no corresponding IANA family number.
|
|
* @param af the address family, in AF_* constants
|
|
* @return the IANA family number of this address (1 for AF_INET.
|
|
* 2 for AF_INET6, otherwise 0)
|
|
*/
|
|
static int ianaFamily(int af);
|
|
|
|
/**
|
|
* Returns the address family of the given IANA family number.
|
|
* @return the address family, AF_UNSPEC for unknown IANA family numbers
|
|
*/
|
|
static int fromIanaFamily(int iana);
|
|
};
|
|
|
|
|
|
/** @class KInetSocketAddress ksocketaddress.h ksocketaddress.h
|
|
* @brief an Internet socket address
|
|
*
|
|
* An Inet (IPv4 or IPv6) socket address
|
|
*
|
|
* This is an IPv4 or IPv6 address of the Internet.
|
|
*
|
|
* @author Thiago Macieira <thiago.macieira@kdemail.net>
|
|
*/
|
|
class TDECORE_EXPORT KInetSocketAddress: public KSocketAddress
|
|
{
|
|
friend class KSocketAddress;
|
|
public:
|
|
/**
|
|
* Public constructor. Creates an empty object.
|
|
*/
|
|
KInetSocketAddress();
|
|
|
|
/**
|
|
* Creates an object from raw data.
|
|
*
|
|
* Note: if the socket address @p sa does not contain a valid Internet
|
|
* socket (IPv4 or IPv6), this object will be empty.
|
|
*
|
|
* @param sa the sockaddr structure
|
|
* @param len the structure's length
|
|
*/
|
|
KInetSocketAddress(const sockaddr* sa, TQ_UINT16 len);
|
|
|
|
/**
|
|
* Creates an object from an IP address and port.
|
|
*
|
|
* @param host the IP address
|
|
* @param port the port number
|
|
*/
|
|
KInetSocketAddress(const KIpAddress& host, TQ_UINT16 port);
|
|
|
|
/**
|
|
* Copy constructor.
|
|
*
|
|
* Data is not shared.
|
|
*
|
|
* @param other the other object
|
|
*/
|
|
KInetSocketAddress(const KInetSocketAddress& other);
|
|
|
|
/**
|
|
* Copy constructor.
|
|
*
|
|
* If the other, generic socket address contains an Internet address,
|
|
* it will be copied. Otherwise, this object will be empty.
|
|
*
|
|
* @param other the other object
|
|
*/
|
|
KInetSocketAddress(const KSocketAddress& other);
|
|
|
|
/**
|
|
* Destroys this object.
|
|
*/
|
|
virtual ~KInetSocketAddress();
|
|
|
|
/**
|
|
* Copy operator.
|
|
*
|
|
* Copies the other object into this one.
|
|
*
|
|
* @param other the other object
|
|
*/
|
|
KInetSocketAddress& operator =(const KInetSocketAddress& other);
|
|
|
|
/**
|
|
* Cast operator to sockaddr_in.
|
|
*/
|
|
inline operator const sockaddr_in*() const
|
|
{ return (const sockaddr_in*)address(); }
|
|
|
|
/**
|
|
* Cast operator to sockaddr_in6.
|
|
*/
|
|
inline operator const sockaddr_in6*() const
|
|
{ return (const sockaddr_in6*)address(); }
|
|
|
|
/**
|
|
* Returns the IP version of the address this object holds.
|
|
*
|
|
* @return 4 or 6, if IPv4 or IPv6, respectively; 0 if this object is empty
|
|
*/
|
|
int ipVersion() const;
|
|
|
|
/**
|
|
* Returns the IP address component.
|
|
*/
|
|
KIpAddress ipAddress() const;
|
|
|
|
/**
|
|
* Sets the IP address to the given raw address.
|
|
*
|
|
* This call will preserve port numbers accross IP versions, but will lose
|
|
* IPv6 specific data if the address is set to IPv4.
|
|
*
|
|
* @param addr the address to set to
|
|
* @return a reference to itself
|
|
*/
|
|
KInetSocketAddress& setHost(const KIpAddress& addr);
|
|
|
|
/**
|
|
* Retrieves the port number stored in this object.
|
|
*
|
|
* @return a port number in the range 0 to 65535, inclusive. An empty or
|
|
* invalid object will have a port number of 0.
|
|
*/
|
|
TQ_UINT16 port() const;
|
|
|
|
/**
|
|
* Sets the port number. If this object is empty, this function will default to
|
|
* creating an IPv4 address.
|
|
*
|
|
* @param port the port number to set
|
|
* @return a reference to itself
|
|
*/
|
|
KInetSocketAddress& setPort(TQ_UINT16 port);
|
|
|
|
/**
|
|
* Converts this object to an IPv4 socket address. It has no effect if the object
|
|
* is already an IPv4 socket address.
|
|
*
|
|
* If this object is an IPv6 address, the port number is preserved. All other information
|
|
* is lost.
|
|
*
|
|
* @return a reference to itself
|
|
*/
|
|
KInetSocketAddress& makeIPv4();
|
|
|
|
/**
|
|
* Converts this object to an IPv6 socket address. It has no effect if the object
|
|
* is already an IPv6 socket address.
|
|
*
|
|
* If this object is an IPv4 address, the port number is preserved.
|
|
*
|
|
* @return a reference to itself
|
|
*/
|
|
KInetSocketAddress& makeIPv6();
|
|
|
|
/**
|
|
* Returns the flowinfo information from the IPv6 socket address.
|
|
*
|
|
* @return the flowinfo information or 0 if this object is empty or IPv4
|
|
*/
|
|
TQ_UINT32 flowinfo() const;
|
|
|
|
/**
|
|
* Sets the flowinfo information for an IPv6 socket address. If this is not
|
|
* an IPv6 socket address, this function converts it to one. See makeIPv6.
|
|
*
|
|
* @param flowinfo the flowinfo to set
|
|
* @return a reference to itself
|
|
*/
|
|
KInetSocketAddress& setFlowinfo(TQ_UINT32 flowinfo);
|
|
|
|
/**
|
|
* Returns the scope id this IPv6 socket is bound to.
|
|
*
|
|
* @return the scope id, or 0 if this is not an IPv6 object
|
|
*/
|
|
int scopeId() const;
|
|
|
|
/**
|
|
* Sets the scope id for this IPv6 object. If this is not an IPv6 socket
|
|
* address, this function converts it to one. See makeIPv6
|
|
*
|
|
* @param scopeid the scopeid to set
|
|
* @return a reference to itself
|
|
*/
|
|
KInetSocketAddress& setScopeId(int scopeid);
|
|
|
|
protected:
|
|
/// @internal
|
|
/// extra constructor
|
|
KInetSocketAddress(KSocketAddressData* d);
|
|
|
|
private:
|
|
void update();
|
|
};
|
|
|
|
/*
|
|
* External definition
|
|
*/
|
|
|
|
/** @class KUnixSocketAddress ksocketaddress.h ksocketaddress.h
|
|
* @brief A Unix (local) socket address.
|
|
*
|
|
* This is a Unix socket address.
|
|
*
|
|
* Note that this class uses QStrings to represent filenames, which means
|
|
* the proper encoding is used to translate into valid filesystem file names.
|
|
*
|
|
* @author Thiago Macieira <thiago.macieira@kdemail.net>
|
|
*/
|
|
class TDECORE_EXPORT KUnixSocketAddress: public KSocketAddress
|
|
{
|
|
friend class KSocketAddress;
|
|
public:
|
|
/**
|
|
* Default constructor. Creates an empty object.
|
|
*/
|
|
KUnixSocketAddress();
|
|
|
|
/**
|
|
* Creates this object with the given raw data. If
|
|
* the sockaddr structure does not contain a Local namespace
|
|
* (Unix) socket, this object will be created empty.
|
|
*
|
|
* @param sa the socket address structure
|
|
* @param len the structure's length
|
|
*/
|
|
KUnixSocketAddress(const sockaddr* sa, TQ_UINT16 len);
|
|
|
|
/**
|
|
* Copy constructor. Creates a copy of the other object,
|
|
* sharing the data explicitly.
|
|
*
|
|
* @param other the other object
|
|
*/
|
|
KUnixSocketAddress(const KUnixSocketAddress& other);
|
|
|
|
/**
|
|
* Constructs an object from the given pathname.
|
|
*/
|
|
KUnixSocketAddress(const TQString& pathname);
|
|
|
|
/**
|
|
* Destructor.
|
|
*/
|
|
virtual ~KUnixSocketAddress();
|
|
|
|
/**
|
|
* Copy operator. Copies the contents of the other object into
|
|
* this one. Data is explicitly shared.
|
|
*
|
|
* @param other the other
|
|
*/
|
|
KUnixSocketAddress& operator =(const KUnixSocketAddress& other);
|
|
|
|
/**
|
|
* Cast operator to sockaddr_un.
|
|
*/
|
|
inline operator const sockaddr_un*() const
|
|
{ return (const sockaddr_un*)address(); }
|
|
|
|
/**
|
|
* Returns the pathname associated with this object. Will return
|
|
* TQString::null if this object is empty.
|
|
*/
|
|
TQString pathname() const;
|
|
|
|
/**
|
|
* Sets the pathname for the object.
|
|
*
|
|
* @return a reference to itself
|
|
*/
|
|
KUnixSocketAddress& setPathname(const TQString& path);
|
|
|
|
protected:
|
|
/// @internal
|
|
/// extra constructor
|
|
KUnixSocketAddress(KSocketAddressData* d);
|
|
};
|
|
|
|
} // namespace KNetwork
|
|
|
|
#endif
|