Show accept.cxx syntax highlighted
/*
* Copyright (C) 2001-2004 Peter J Jones (pjones@pmade.org)
* All Rights Reserved
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. Neither the name of the Author nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR
* 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.
*/
/** @file
* This file contains the implementation of the call_accept function.
**/
// common header
#include "common.h"
// Netxx includes
#include "accept.h"
#include "netxx/sockopt.h"
#include "netxx/types.h"
#include "sockaddr.h"
#include "socket.h"
//####################################################################
Netxx::Peer Netxx::call_accept (Socket &socket, bool dont_block)
{
SockOpt socket_options(socket.get_socketfd(), true);
if (dont_block) socket_options.set_non_blocking();
SockAddr socket_address(socket.get_type());
sockaddr *sa = socket_address.get_sa();
os_socklen_type sa_size = socket_address.get_sa_size();
os_socklen_ptr_type sa_size_ptr = get_socklen_ptr(sa_size);
for (;;) {
socket_type client = accept(socket.get_socketfd(), sa, sa_size_ptr);
if (client >= 0) return Peer(client, sa, sa_size);
error_type error_code = get_last_error();
switch (error_code) {
case EINTR:
continue;
case EWOULDBLOCK:
case ECONNABORTED:
return Peer();
default:
{
std::string error("accept(2) error: ");
error += strerror(error_code);
throw Netxx::Exception(error);
}
}
}
}
//####################################################################
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