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1/*
2 * Copyright (C) 2001-2004 Peter J Jones (pjones@pmade.org)
3 * All Rights Reserved
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in
13 * the documentation and/or other materials provided with the
14 * distribution.
15 * 3. Neither the name of the Author nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS''
20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
22 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR
23 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
26 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
27 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
28 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
29 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33/** @file
34 * This file contains the implementation of the call_accept function.
35**/
36
37// common header
38#include "common.h"
39
40// Netxx includes
41#include "accept.h"
42#include "netxx/sockopt.h"
43#include "netxx/types.h"
44#include "sockaddr.h"
45#include "socket.h"
46
47//####################################################################
48Netxx::Peer Netxx::call_accept (Socket &socket, bool dont_block)
49{
50 SockOpt socket_options(socket.get_socketfd(), true);
51 if (dont_block) socket_options.set_non_blocking();
52
53 SockAddr socket_address(socket.get_type());
54 sockaddr *sa = socket_address.get_sa();
55 os_socklen_type sa_size = socket_address.get_sa_size();
56 os_socklen_ptr_type sa_size_ptr = get_socklen_ptr(sa_size);
57
58 for (;;) {
59socket_type client = accept(socket.get_socketfd(), sa, sa_size_ptr);
60if (client >= 0) return Peer(client, sa, sa_size);
61
62error_type error_code = get_last_error();
63
64switch (error_code) {
65 case EINTR:
66continue;
67
68 case EWOULDBLOCK:
69 case ECONNABORTED:
70return Peer();
71
72 default:
73 {
74std::string error("accept(2) error: ");
75error += str_error(error_code);
76throw Netxx::Exception(error);
77 }
78}
79 }
80}
81//####################################################################

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