2015-07-22 10:52:43 +02:00
|
|
|
/*
|
2017-01-17 11:54:55 +01:00
|
|
|
* Copyright (C) 2012-2015 Max Kellermann <max.kellermann@gmail.com>
|
2015-07-22 10:52:43 +02:00
|
|
|
*
|
|
|
|
* Redistribution and use in source and binary forms, with or without
|
|
|
|
* modification, are permitted provided that the following conditions
|
|
|
|
* are met:
|
|
|
|
*
|
|
|
|
* - Redistributions of source code must retain the above copyright
|
|
|
|
* notice, this list of conditions and the following disclaimer.
|
|
|
|
*
|
|
|
|
* - Redistributions in binary form must reproduce the above copyright
|
|
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
|
|
* documentation and/or other materials provided with the
|
|
|
|
* distribution.
|
|
|
|
*
|
|
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
|
|
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
|
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
|
|
* FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
|
|
|
|
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
|
|
|
|
* OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#ifndef ALLOCATED_SOCKET_ADDRESS_HPP
|
|
|
|
#define ALLOCATED_SOCKET_ADDRESS_HPP
|
|
|
|
|
|
|
|
#include "SocketAddress.hxx"
|
|
|
|
#include "Features.hxx"
|
|
|
|
#include "Compiler.h"
|
|
|
|
|
|
|
|
#include <algorithm>
|
|
|
|
|
|
|
|
#include <stdlib.h>
|
|
|
|
|
|
|
|
struct sockaddr;
|
|
|
|
|
|
|
|
class AllocatedSocketAddress {
|
|
|
|
public:
|
|
|
|
typedef SocketAddress::size_type size_type;
|
|
|
|
|
|
|
|
private:
|
|
|
|
struct sockaddr *address;
|
|
|
|
size_type size;
|
|
|
|
|
|
|
|
AllocatedSocketAddress(struct sockaddr *_address,
|
|
|
|
size_type _size)
|
|
|
|
:address(_address), size(_size) {}
|
|
|
|
|
|
|
|
public:
|
|
|
|
AllocatedSocketAddress():address(nullptr), size(0) {}
|
|
|
|
|
|
|
|
explicit AllocatedSocketAddress(SocketAddress src)
|
|
|
|
:address(nullptr), size(0) {
|
|
|
|
*this = src;
|
|
|
|
}
|
|
|
|
|
|
|
|
AllocatedSocketAddress(const AllocatedSocketAddress &) = delete;
|
|
|
|
|
|
|
|
AllocatedSocketAddress(AllocatedSocketAddress &&src)
|
|
|
|
:address(src.address), size(src.size) {
|
|
|
|
src.address = nullptr;
|
|
|
|
src.size = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
~AllocatedSocketAddress() {
|
|
|
|
free(address);
|
|
|
|
}
|
|
|
|
|
|
|
|
AllocatedSocketAddress &operator=(SocketAddress src);
|
|
|
|
|
|
|
|
AllocatedSocketAddress &operator=(const AllocatedSocketAddress &) = delete;
|
|
|
|
|
|
|
|
AllocatedSocketAddress &operator=(AllocatedSocketAddress &&src) {
|
|
|
|
std::swap(address, src.address);
|
|
|
|
std::swap(size, src.size);
|
|
|
|
return *this;
|
|
|
|
}
|
|
|
|
|
|
|
|
gcc_pure
|
|
|
|
bool operator==(SocketAddress other) const {
|
|
|
|
return (SocketAddress)*this == other;
|
|
|
|
}
|
|
|
|
|
|
|
|
bool operator!=(SocketAddress &other) const {
|
|
|
|
return !(*this == other);
|
|
|
|
}
|
|
|
|
|
|
|
|
gcc_const
|
|
|
|
static AllocatedSocketAddress Null() {
|
|
|
|
return AllocatedSocketAddress(nullptr, 0);
|
|
|
|
}
|
|
|
|
|
|
|
|
bool IsNull() const {
|
|
|
|
return address == nullptr;
|
|
|
|
}
|
|
|
|
|
|
|
|
size_type GetSize() const {
|
|
|
|
return size;
|
|
|
|
}
|
|
|
|
|
|
|
|
const struct sockaddr *GetAddress() const {
|
|
|
|
return address;
|
|
|
|
}
|
|
|
|
|
|
|
|
operator SocketAddress() const {
|
|
|
|
return SocketAddress(address, size);
|
|
|
|
}
|
|
|
|
|
|
|
|
operator const struct sockaddr *() const {
|
|
|
|
return address;
|
|
|
|
}
|
|
|
|
|
|
|
|
int GetFamily() const {
|
|
|
|
return address->sa_family;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Does the object have a well-defined address? Check !IsNull()
|
|
|
|
* before calling this method.
|
|
|
|
*/
|
|
|
|
bool IsDefined() const {
|
|
|
|
return GetFamily() != AF_UNSPEC;
|
|
|
|
}
|
|
|
|
|
|
|
|
void Clear() {
|
|
|
|
free(address);
|
|
|
|
address = nullptr;
|
|
|
|
size = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef HAVE_UN
|
|
|
|
/**
|
|
|
|
* Make this a "local" address (UNIX domain socket). If the path
|
|
|
|
* begins with a '@', then the rest specifies an "abstract" local
|
|
|
|
* address.
|
|
|
|
*/
|
2017-05-08 14:44:49 +02:00
|
|
|
void SetLocal(const char *path) noexcept;
|
2015-07-22 10:52:43 +02:00
|
|
|
#endif
|
|
|
|
|
|
|
|
private:
|
2017-05-08 14:44:49 +02:00
|
|
|
void SetSize(size_type new_size) noexcept;
|
2015-07-22 10:52:43 +02:00
|
|
|
};
|
|
|
|
|
|
|
|
#endif
|