Mercurial > code
annotate C++/SocketAddress.cpp @ 173:18ad49172e6c
Update documentation and add Unix sockets
| author | David Demelier <markand@malikania.fr> |
|---|---|
| date | Thu, 12 Sep 2013 11:23:08 +0200 |
| parents | fd138f2a9773 |
| children | ce3e1c3d6fed |
| rev | line source |
|---|---|
| 170 | 1 /* |
| 2 * SocketAddress.cpp -- socket addresses management | |
| 3 * | |
| 4 * Copyright (c) 2013, David Demelier <markand@malikania.fr> | |
| 5 * | |
| 6 * Permission to use, copy, modify, and/or distribute this software for any | |
| 7 * purpose with or without fee is hereby granted, provided that the above | |
| 8 * copyright notice and this permission notice appear in all copies. | |
| 9 * | |
| 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
| 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
| 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |
| 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
| 14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
| 15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
| 16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
| 17 */ | |
| 18 | |
|
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19 #include <cerrno> |
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20 #include <cstdio> |
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21 #include <cstring> |
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22 |
| 170 | 23 #include "SocketAddress.h" |
| 24 | |
| 25 /* -------------------------------------------------------- | |
| 26 * BindAddressIP implementation | |
| 27 * -------------------------------------------------------- */ | |
| 28 | |
| 29 BindAddressIP::BindAddressIP(const std::string &iface, unsigned port, int family) | |
| 30 : m_host(iface) | |
| 31 , m_family(family) | |
| 32 , m_port(port) | |
| 33 { | |
| 34 if (m_family == AF_INET6) | |
| 35 { | |
| 36 sockaddr_in6 *ptr = (sockaddr_in6 *)&m_addr; | |
| 37 | |
| 38 ptr->sin6_family = AF_INET6; | |
| 39 ptr->sin6_port = htons(m_port); | |
| 40 | |
| 41 if (m_host == "*") | |
| 42 ptr->sin6_addr = in6addr_any; | |
| 43 else if (inet_pton(AF_INET6, m_host.c_str(), &ptr->sin6_addr) <= 0) | |
| 44 throw SocketError(Socket::getLastSysError()); | |
| 45 | |
| 46 m_addrlen = sizeof (sockaddr_in6); | |
| 47 } | |
| 48 else | |
| 49 { | |
| 50 sockaddr_in *ptr = (sockaddr_in *)&m_addr; | |
| 51 | |
| 52 ptr->sin_family = AF_INET; | |
| 53 ptr->sin_port = htons(m_port); | |
| 54 | |
| 55 if (m_host == "*") | |
| 56 ptr->sin_addr.s_addr = INADDR_ANY; | |
| 57 else if (inet_pton(AF_INET, m_host.c_str(), &ptr->sin_addr) <= 0) | |
| 58 throw SocketError(Socket::getLastSysError()); | |
| 59 | |
| 60 m_addrlen = sizeof (sockaddr_in); | |
| 61 } | |
| 62 } | |
| 63 | |
| 64 /* -------------------------------------------------------- | |
| 65 * ConnectAddressIP implementation | |
| 66 * -------------------------------------------------------- */ | |
| 67 | |
| 68 ConnectAddressIP::ConnectAddressIP(const std::string &host, unsigned port, int family, int type) | |
| 69 { | |
| 70 addrinfo hints, *res; | |
| 71 int error; | |
| 72 | |
| 73 memset(&hints, 0, sizeof (hints)); | |
| 74 hints.ai_family = family; | |
| 75 hints.ai_socktype = type; | |
| 76 | |
| 77 error = getaddrinfo(host.c_str(), std::to_string(port).c_str(), &hints, &res); | |
| 78 if (error) | |
| 79 throw SocketError(gai_strerrorA(error)); | |
| 80 | |
| 81 memcpy(&m_addr, res->ai_addr, res->ai_addrlen); | |
| 82 m_addrlen = res->ai_addrlen; | |
| 83 | |
| 84 freeaddrinfo(res); | |
| 85 } | |
| 86 | |
| 87 /* -------------------------------------------------------- | |
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88 * AddressUnix implementation |
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89 * -------------------------------------------------------- */ |
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90 |
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91 #if !defined(_WIN32) |
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92 |
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93 #include <sys/un.h> |
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94 |
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95 AddressUnix::AddressUnix(const std::string &path, bool rm) |
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96 { |
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97 sockaddr_un *sun = (sockaddr_un *)&m_addr; |
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98 |
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99 // Silently remove the file even if it fails |
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100 if (rm) |
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101 ::remove(path.c_str()); |
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102 |
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103 // Copy the path |
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104 memset(sun->sun_path, 0, sizeof (sun->sun_path)); |
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105 strncpy(sun->sun_path, path.c_str(), sizeof (sun->sun_path) - 1); |
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106 |
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107 // Set the parameters |
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108 sun->sun_family = AF_UNIX; |
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109 sun->sun_len = SUN_LEN(sun); |
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110 m_addrlen = SUN_LEN(sun); |
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111 } |
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112 |
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113 #endif // _WIN32 |
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114 |
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115 /* -------------------------------------------------------- |
| 170 | 116 * SocketAddress implementation |
| 117 * -------------------------------------------------------- */ | |
| 118 | |
| 119 SocketAddress::SocketAddress() | |
| 120 : m_addrlen(0) | |
| 121 { | |
| 122 memset(&m_addr, 0, sizeof (m_addr)); | |
| 123 } | |
| 124 | |
| 125 SocketAddress::SocketAddress(const sockaddr_storage &addr, socklen_t length) | |
| 126 : m_addr(addr) | |
| 127 , m_addrlen(length) | |
| 128 { | |
| 129 } | |
| 130 | |
| 131 SocketAddress::~SocketAddress() | |
| 132 { | |
| 133 } | |
| 134 | |
| 135 const sockaddr_storage &SocketAddress::address() const | |
| 136 { | |
| 137 return m_addr; | |
| 138 } | |
| 139 | |
| 140 socklen_t SocketAddress::length() const | |
| 141 { | |
| 142 return m_addrlen; | |
| 143 } |