NetworkSocketAPI
Dependents: HelloWizFi250Interface
Fork of NetworkSocketAPI by
Socket.cpp@48:b3bbe28a7963, 2016-02-25 (annotated)
- Committer:
- Christopher Haster
- Date:
- Thu Feb 25 03:13:26 2016 -0600
- Branch:
- api-changes
- Revision:
- 48:b3bbe28a7963
- Parent:
- 45:c8aca7c1e93f
- Child:
- 49:85fe0b99948d
Added non-blocking recv
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Christopher Haster |
25:ed7b2a52e8ac | 1 | /* Socket |
Christopher Haster |
25:ed7b2a52e8ac | 2 | * Copyright (c) 2015 ARM Limited |
Christopher Haster |
25:ed7b2a52e8ac | 3 | * |
Christopher Haster |
25:ed7b2a52e8ac | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
Christopher Haster |
25:ed7b2a52e8ac | 5 | * you may not use this file except in compliance with the License. |
Christopher Haster |
25:ed7b2a52e8ac | 6 | * You may obtain a copy of the License at |
Christopher Haster |
25:ed7b2a52e8ac | 7 | * |
Christopher Haster |
25:ed7b2a52e8ac | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
Christopher Haster |
25:ed7b2a52e8ac | 9 | * |
Christopher Haster |
25:ed7b2a52e8ac | 10 | * Unless required by applicable law or agreed to in writing, software |
Christopher Haster |
25:ed7b2a52e8ac | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
Christopher Haster |
25:ed7b2a52e8ac | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
Christopher Haster |
25:ed7b2a52e8ac | 13 | * See the License for the specific language governing permissions and |
Christopher Haster |
25:ed7b2a52e8ac | 14 | * limitations under the License. |
Christopher Haster |
25:ed7b2a52e8ac | 15 | */ |
Christopher Haster |
25:ed7b2a52e8ac | 16 | |
Christopher Haster |
25:ed7b2a52e8ac | 17 | #include "Socket.h" |
geky | 29:7bcec3189a93 | 18 | #include <string.h> |
Christopher Haster |
25:ed7b2a52e8ac | 19 | |
Christopher Haster |
28:163fbe3263f4 | 20 | Socket::Socket(NetworkInterface *iface, socket_protocol_t proto) |
geky | 30:3cc78f5db99d | 21 | : _iface(iface) |
geky | 30:3cc78f5db99d | 22 | , _proto(proto) |
geky | 30:3cc78f5db99d | 23 | , _socket(0) |
geky | 30:3cc78f5db99d | 24 | { |
Christopher Haster |
42:49893d13c432 | 25 | memset(_ip_address, 0, NS_IP_SIZE); |
Christopher Haster |
28:163fbe3263f4 | 26 | _port = 0; |
Christopher Haster |
25:ed7b2a52e8ac | 27 | } |
Christopher Haster |
25:ed7b2a52e8ac | 28 | |
geky | 30:3cc78f5db99d | 29 | Socket::~Socket() |
geky | 30:3cc78f5db99d | 30 | { |
Christopher Haster |
43:09ea32f2eb54 | 31 | if (_socket) { |
Christopher Haster |
43:09ea32f2eb54 | 32 | close(); |
Christopher Haster |
43:09ea32f2eb54 | 33 | } |
Christopher Haster |
25:ed7b2a52e8ac | 34 | } |
Christopher Haster |
25:ed7b2a52e8ac | 35 | |
Christopher Haster |
34:c17745683385 | 36 | int32_t Socket::setURL(const char *url) |
geky | 30:3cc78f5db99d | 37 | { |
geky | 31:7f15b95f2a1d | 38 | int32_t err = _iface->getHostByName(url, _ip_address); |
Christopher Haster |
43:09ea32f2eb54 | 39 | if (err) { |
Christopher Haster |
43:09ea32f2eb54 | 40 | return err; |
Christopher Haster |
43:09ea32f2eb54 | 41 | } |
geky | 31:7f15b95f2a1d | 42 | |
geky | 31:7f15b95f2a1d | 43 | if (_socket) { |
geky | 31:7f15b95f2a1d | 44 | _socket->setIPAddress(_ip_address); |
geky | 31:7f15b95f2a1d | 45 | } |
Christopher Haster |
28:163fbe3263f4 | 46 | |
Christopher Haster |
28:163fbe3263f4 | 47 | return 0; |
Christopher Haster |
25:ed7b2a52e8ac | 48 | } |
Christopher Haster |
25:ed7b2a52e8ac | 49 | |
Christopher Haster |
34:c17745683385 | 50 | void Socket::setIPAddress(const char *ip) |
geky | 30:3cc78f5db99d | 51 | { |
Christopher Haster |
28:163fbe3263f4 | 52 | strcpy(_ip_address, ip); |
Christopher Haster |
28:163fbe3263f4 | 53 | |
Christopher Haster |
28:163fbe3263f4 | 54 | if (_socket) { |
geky | 31:7f15b95f2a1d | 55 | _socket->setIPAddress(_ip_address); |
Christopher Haster |
27:d7ed39727306 | 56 | } |
Christopher Haster |
25:ed7b2a52e8ac | 57 | } |
Christopher Haster |
25:ed7b2a52e8ac | 58 | |
geky | 30:3cc78f5db99d | 59 | void Socket::setPort(uint16_t port) |
geky | 30:3cc78f5db99d | 60 | { |
Christopher Haster |
28:163fbe3263f4 | 61 | _port = port; |
Christopher Haster |
28:163fbe3263f4 | 62 | |
Christopher Haster |
28:163fbe3263f4 | 63 | if (_socket) { |
geky | 31:7f15b95f2a1d | 64 | _socket->setPort(_port); |
Christopher Haster |
27:d7ed39727306 | 65 | } |
Christopher Haster |
25:ed7b2a52e8ac | 66 | } |
Christopher Haster |
25:ed7b2a52e8ac | 67 | |
geky | 30:3cc78f5db99d | 68 | const char *Socket::getIPAddress() const |
geky | 30:3cc78f5db99d | 69 | { |
Christopher Haster |
39:47138420ea42 | 70 | if (_ip_address[0]) { |
Christopher Haster |
39:47138420ea42 | 71 | return _ip_address; |
Christopher Haster |
39:47138420ea42 | 72 | } else { |
Christopher Haster |
39:47138420ea42 | 73 | return 0; |
Christopher Haster |
39:47138420ea42 | 74 | } |
Christopher Haster |
25:ed7b2a52e8ac | 75 | } |
Christopher Haster |
25:ed7b2a52e8ac | 76 | |
geky | 30:3cc78f5db99d | 77 | uint16_t Socket::getPort() const |
geky | 30:3cc78f5db99d | 78 | { |
Christopher Haster |
28:163fbe3263f4 | 79 | return _port; |
Christopher Haster |
25:ed7b2a52e8ac | 80 | } |
Christopher Haster |
25:ed7b2a52e8ac | 81 | |
Christopher Haster |
38:157fb2ab965f | 82 | bool Socket::isConnected() |
Christopher Haster |
38:157fb2ab965f | 83 | { |
Christopher Haster |
38:157fb2ab965f | 84 | if (!_socket) { |
Christopher Haster |
38:157fb2ab965f | 85 | return false; |
Christopher Haster |
38:157fb2ab965f | 86 | } |
Christopher Haster |
38:157fb2ab965f | 87 | |
Christopher Haster |
38:157fb2ab965f | 88 | return _socket->isConnected(); |
Christopher Haster |
38:157fb2ab965f | 89 | } |
Christopher Haster |
38:157fb2ab965f | 90 | |
Christopher Haster |
43:09ea32f2eb54 | 91 | int32_t Socket::open(const char *address, uint16_t port) |
Christopher Haster |
32:2c5fc105fc50 | 92 | { |
Christopher Haster |
41:3ec1c97e9bbf | 93 | int32_t err; |
Christopher Haster |
41:3ec1c97e9bbf | 94 | |
Christopher Haster |
41:3ec1c97e9bbf | 95 | err = close(); |
Christopher Haster |
43:09ea32f2eb54 | 96 | if (err) { |
Christopher Haster |
43:09ea32f2eb54 | 97 | return err; |
Christopher Haster |
43:09ea32f2eb54 | 98 | } |
Christopher Haster |
34:c17745683385 | 99 | |
Christopher Haster |
43:09ea32f2eb54 | 100 | if (address) { |
Christopher Haster |
43:09ea32f2eb54 | 101 | err = setURL(address); |
Christopher Haster |
43:09ea32f2eb54 | 102 | if (err) { |
Christopher Haster |
43:09ea32f2eb54 | 103 | return err; |
Christopher Haster |
43:09ea32f2eb54 | 104 | } |
Christopher Haster |
34:c17745683385 | 105 | } |
Christopher Haster |
34:c17745683385 | 106 | |
Christopher Haster |
34:c17745683385 | 107 | if (port) { |
Christopher Haster |
34:c17745683385 | 108 | setPort(port); |
Christopher Haster |
34:c17745683385 | 109 | } |
Christopher Haster |
34:c17745683385 | 110 | |
Christopher Haster |
39:47138420ea42 | 111 | if (!getIPAddress() || !getPort()) { |
Christopher Haster |
45:c8aca7c1e93f | 112 | return NS_ERROR_NO_ADDRESS; |
Christopher Haster |
35:838393fbc2ca | 113 | } |
Christopher Haster |
32:2c5fc105fc50 | 114 | |
Christopher Haster |
32:2c5fc105fc50 | 115 | _socket = _iface->createSocket(_proto); |
Christopher Haster |
43:09ea32f2eb54 | 116 | if (!_socket) { |
Christopher Haster |
45:c8aca7c1e93f | 117 | return NS_ERROR_NO_SOCKET; |
Christopher Haster |
43:09ea32f2eb54 | 118 | } |
Christopher Haster |
41:3ec1c97e9bbf | 119 | |
Christopher Haster |
41:3ec1c97e9bbf | 120 | err = _socket->open(_ip_address, _port); |
Christopher Haster |
34:c17745683385 | 121 | |
Christopher Haster |
32:2c5fc105fc50 | 122 | if (err) { |
Christopher Haster |
32:2c5fc105fc50 | 123 | _iface->destroySocket(_socket); |
Christopher Haster |
32:2c5fc105fc50 | 124 | } |
Christopher Haster |
32:2c5fc105fc50 | 125 | |
Christopher Haster |
32:2c5fc105fc50 | 126 | return err; |
Christopher Haster |
32:2c5fc105fc50 | 127 | } |
Christopher Haster |
32:2c5fc105fc50 | 128 | |
Christopher Haster |
32:2c5fc105fc50 | 129 | int32_t Socket::close() |
Christopher Haster |
32:2c5fc105fc50 | 130 | { |
Christopher Haster |
43:09ea32f2eb54 | 131 | if (!_socket) { |
Christopher Haster |
43:09ea32f2eb54 | 132 | return 0; |
Christopher Haster |
43:09ea32f2eb54 | 133 | } |
Christopher Haster |
32:2c5fc105fc50 | 134 | |
Christopher Haster |
32:2c5fc105fc50 | 135 | int32_t err = _socket->close(); |
Christopher Haster |
32:2c5fc105fc50 | 136 | |
Christopher Haster |
32:2c5fc105fc50 | 137 | if (!err) { |
Christopher Haster |
32:2c5fc105fc50 | 138 | _iface->destroySocket(_socket); |
Christopher Haster |
32:2c5fc105fc50 | 139 | } |
Christopher Haster |
32:2c5fc105fc50 | 140 | |
Christopher Haster |
32:2c5fc105fc50 | 141 | return err; |
Christopher Haster |
32:2c5fc105fc50 | 142 | } |
Christopher Haster |
32:2c5fc105fc50 | 143 | |
Christopher Haster |
48:b3bbe28a7963 | 144 | int32_t Socket::send(const void *data, uint32_t size) |
geky | 30:3cc78f5db99d | 145 | { |
Christopher Haster |
43:09ea32f2eb54 | 146 | if (!_socket) { |
Christopher Haster |
45:c8aca7c1e93f | 147 | return NS_ERROR_NO_CONNECTION; |
Christopher Haster |
43:09ea32f2eb54 | 148 | } |
Christopher Haster |
48:b3bbe28a7963 | 149 | return _socket->send(data, size); |
Christopher Haster |
25:ed7b2a52e8ac | 150 | } |
Christopher Haster |
25:ed7b2a52e8ac | 151 | |
Christopher Haster |
48:b3bbe28a7963 | 152 | int32_t Socket::recv(void *data, uint32_t size, bool blocking) |
geky | 30:3cc78f5db99d | 153 | { |
Christopher Haster |
43:09ea32f2eb54 | 154 | if (!_socket) { |
Christopher Haster |
45:c8aca7c1e93f | 155 | return NS_ERROR_NO_CONNECTION; |
Christopher Haster |
43:09ea32f2eb54 | 156 | } |
Christopher Haster |
48:b3bbe28a7963 | 157 | |
Christopher Haster |
48:b3bbe28a7963 | 158 | while (true) { |
Christopher Haster |
48:b3bbe28a7963 | 159 | int32_t size = _socket->recv(data, size); |
Christopher Haster |
48:b3bbe28a7963 | 160 | |
Christopher Haster |
48:b3bbe28a7963 | 161 | if (size != 0 || !blocking) { |
Christopher Haster |
48:b3bbe28a7963 | 162 | return size; |
Christopher Haster |
48:b3bbe28a7963 | 163 | } |
Christopher Haster |
48:b3bbe28a7963 | 164 | } |
Christopher Haster |
25:ed7b2a52e8ac | 165 | } |
Christopher Haster |
25:ed7b2a52e8ac | 166 |