source: vscpl/src/hu/varadiistvan/scpl/io/_posix/Socket.h@ 43:8e77881a3032

Last change on this file since 43:8e77881a3032 was 8:7b2598d1ea55, checked in by István Váradi <ivaradi@…>, 12 years ago

Imported the I/O library for POSIX and the pseudo-random generator

File size: 4.2 KB
Line 
1// Copyright (c) 2013 by István Váradi
2
3// This file is part of VSCPL, a simple cross-platform utility library
4
5// Redistribution and use in source and binary forms, with or without
6// modification, are permitted provided that the following conditions are met:
7
8// 1. Redistributions of source code must retain the above copyright notice, this
9// list of conditions and the following disclaimer.
10// 2. Redistributions in binary form must reproduce the above copyright notice,
11// this list of conditions and the following disclaimer in the documentation
12// and/or other materials provided with the distribution.
13
14// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
15// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
16// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
18// ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
19// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
20// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
21// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
23// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24
25// The views and conclusions contained in the software and documentation are those
26// of the authors and should not be interpreted as representing official policies,
27// either expressed or implied, of the FreeBSD Project.
28
29#ifndef HU_VARADIISTVAN_SCPL_IO_POSIX_SOCKET_H
30#define HU_VARADIISTVAN_SCPL_IO_POSIX_SOCKET_H
31//------------------------------------------------------------------------------
32
33#include "BufferedStream.h"
34
35//------------------------------------------------------------------------------
36
37struct sockaddr;
38
39//------------------------------------------------------------------------------
40
41namespace hu { namespace varadiistvan { namespace scpl { namespace io {
42
43//------------------------------------------------------------------------------
44
45/**
46 * A buffered, waitable socket implementation.
47 */
48class Socket : public BufferedStream
49{
50private:
51 /**
52 * Construct a socket with the given parameters.
53 */
54 static int socket(int domain, int type, int protocol);
55
56protected:
57 /**
58 * Construct the socket with the given parameters.
59 */
60 Socket(int domain, int type, Waiter* waiter = 0, int protocol = 0,
61 size_t readingCapacity = DEFAULT_CAPACITY,
62 size_t writingCapacity = DEFAULT_CAPACITY);
63
64 /**
65 * Construct the socket with the given file descriptor.
66 */
67 Socket(int fd, Waiter* waiter = 0,
68 size_t readingCapacity = DEFAULT_CAPACITY,
69 size_t writingCapacity = DEFAULT_CAPACITY);
70
71public:
72 /**
73 * Destroy the socket by closing the file descriptor.
74 */
75 virtual ~Socket();
76
77 friend class ServerSocket;
78};
79
80//------------------------------------------------------------------------------
81// Inline definitions
82//------------------------------------------------------------------------------
83
84inline Socket::Socket(int domain, int type, Waiter* waiter, int protocol,
85 size_t readingCapacity, size_t writingCapacity) :
86 BufferedStream(waiter, socket(domain, type, protocol),
87 readingCapacity, writingCapacity)
88{
89 if (fd<0) setErrorCodeFromErrno();
90 else if (waiter!=0) setNonBlocking(fd);
91}
92
93//------------------------------------------------------------------------------
94
95inline Socket::Socket(int fd, Waiter* waiter,
96 size_t readingCapacity, size_t writingCapacity) :
97 BufferedStream(waiter, fd, readingCapacity, writingCapacity)
98{
99 if (waiter!=0) setNonBlocking(fd);
100}
101
102//------------------------------------------------------------------------------
103
104} /* namespace hu::varadiistvan::scpl::io */ } /* namespace hu::varadiistvan::scpl */ } /* namespace hu::varadiistvan */ } /* namespace hu */
105
106//------------------------------------------------------------------------------
107#endif // HU_VARADIISTVAN_SCPL_IO_POSIX_SOCKET_H
108
109// Local Variables:
110// mode: C++
111// c-basic-offset: 4
112// indent-tabs-mode: nil
113// End:
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