libcruft-util/posix/socket.hpp

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/*
2018-08-04 15:14:06 +10:00
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* Copyright 2017 Danny Robson <danny@nerdcruft.net>
*/
#ifndef CRUFT_UTIL_POSIX_SOCKET_HPP
#define CRUFT_UTIL_POSIX_SOCKET_HPP
#include "fd.hpp"
#include "except.hpp"
#if !defined(PLATFORM_WIN32)
#include <sys/types.h>
#include <sys/socket.h>
#else
#include <winsock2.h>
#endif
struct sockaddr_in;
namespace cruft::posix {
class socket : public fd {
public:
explicit socket (int _fd);
socket (int domain, int type);
socket (int domain, int type, int protocol);
socket (cruft::view<const char*> host, int port);
socket (const socket&) = delete;
socket& operator= (const socket&) = delete;
socket (socket &&rhs) noexcept;
socket& operator= (socket &&) noexcept;
// the destructor is provided so that we can operate more cleanly on
// win32 where we must call closesocket instead of the normal close.
// because windows...
~socket ();
void bind (::sockaddr_in const&);
void connect (::sockaddr_in const&);
void connect (cruft::view<const char*> host, int port);
void shutdown ();
template <typename ByteT>
ssize_t sendto (cruft::view<ByteT const*> data, int flags, ::sockaddr_in const &dst);
template <typename ByteT>
cruft::view<ByteT*> recvfrom (cruft::view<ByteT*> buffer, int flags);
template <typename ByteT>
auto recvfrom (cruft::view<ByteT*> buffer)
{ return recvfrom (buffer, 0); }
template <typename ValueT>
void setoption (int _level, int _name, const ValueT &_value)
{
error::try_value (
setsockopt (
native (),
_level,
_name,
&_value, sizeof (_value)
)
);
}
};
};
#endif