mpd/src/net/StaticSocketAddress.cxx

82 lines
2.2 KiB
C++

/*
* Copyright 2012-2019 Max Kellermann <max.kellermann@gmail.com>
*
* 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.
*/
#include "StaticSocketAddress.hxx"
#include "IPv4Address.hxx"
#include "IPv6Address.hxx"
#include "util/StringView.hxx"
#include <algorithm>
#include <string.h>
StaticSocketAddress &
StaticSocketAddress::operator=(SocketAddress other) noexcept
{
size = std::min(other.GetSize(), GetCapacity());
memcpy(&address, other.GetAddress(), size);
return *this;
}
#ifdef HAVE_UN
StringView
StaticSocketAddress::GetLocalRaw() const noexcept
{
return SocketAddress(*this).GetLocalRaw();
}
#endif
#ifdef HAVE_TCP
bool
StaticSocketAddress::SetPort(unsigned port) noexcept
{
switch (GetFamily()) {
case AF_INET:
{
auto &a = *(IPv4Address *)(void *)&address;
a.SetPort(port);
return true;
}
case AF_INET6:
{
auto &a = *(IPv6Address *)(void *)&address;
a.SetPort(port);
return true;
}
}
return false;
}
#endif