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/*
* Copyright (C) 2012-2015 Max Kellermann <max@duempel.org>
*
* 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 STATIC_SOCKET_ADDRESS_HXX
#define STATIC_SOCKET_ADDRESS_HXX
#include "SocketAddress.hxx"
#include "Compiler.h"
#include <assert.h>
/**
* An OO wrapper for struct sockaddr_storage.
*/
class StaticSocketAddress {
public:
typedef SocketAddress::size_type size_type;
private:
size_type size;
struct sockaddr_storage address;
public:
StaticSocketAddress() = default;
StaticSocketAddress &operator=(SocketAddress other);
operator SocketAddress() const {
return SocketAddress(reinterpret_cast<const struct sockaddr *>(&address),
size);
}
struct sockaddr *GetAddress() {
return reinterpret_cast<struct sockaddr *>(&address);
}
const struct sockaddr *GetAddress() const {
return reinterpret_cast<const struct sockaddr *>(&address);
}
constexpr size_type GetCapacity() const {
return sizeof(address);
}
size_type GetSize() const {
return size;
}
void SetSize(size_type _size) {
assert(_size > 0);
assert(size_t(_size) <= sizeof(address));
size = _size;
}
int GetFamily() const {
return address.ss_family;
}
bool IsDefined() const {
return GetFamily() != AF_UNSPEC;
}
void Clear() {
address.ss_family = AF_UNSPEC;
}
gcc_pure
bool operator==(SocketAddress other) const {
return (SocketAddress)*this == other;
}
bool operator!=(SocketAddress &other) const {
return !(*this == other);
}
};
#endif
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