DongEun Koak / NetworkSocketAPI

NetworkSocketAPI

Dependencies:   DnsQuery

Dependents:   HelloWizFi250Interface

Fork of NetworkSocketAPI by NetworkSocketAPI

Socket.cpp@92:dd5f19874adf, 2016-04-19 (annotated)

Committer:
Christopher Haster
Date:
Tue Apr 19 18:23:29 2016 -0500
Revision:
92:dd5f19874adf
Parent:
91:cad29ce6a01c
Child:
93:65a9f84862f0
Move to single state-change interrupt



Pros

- Easier to implement

- More similar to SIGIO in BDS sockets



Cons

- Less information, but this information had a high risk of being

  faulty/spurious

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Christopher Haster 89:b1d417383c0d 1 /* Socket
Christopher Haster 89:b1d417383c0d 2 * Copyright (c) 2015 ARM Limited
Christopher Haster 89:b1d417383c0d 3 *
Christopher Haster 89:b1d417383c0d 4 * Licensed under the Apache License, Version 2.0 (the "License");
Christopher Haster 89:b1d417383c0d 5 * you may not use this file except in compliance with the License.
Christopher Haster 89:b1d417383c0d 6 * You may obtain a copy of the License at
Christopher Haster 89:b1d417383c0d 7 *
Christopher Haster 89:b1d417383c0d 8 * http://www.apache.org/licenses/LICENSE-2.0
Christopher Haster 89:b1d417383c0d 9 *
Christopher Haster 89:b1d417383c0d 10 * Unless required by applicable law or agreed to in writing, software
Christopher Haster 89:b1d417383c0d 11 * distributed under the License is distributed on an "AS IS" BASIS,
Christopher Haster 89:b1d417383c0d 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Christopher Haster 89:b1d417383c0d 13 * See the License for the specific language governing permissions and
Christopher Haster 89:b1d417383c0d 14 * limitations under the License.
Christopher Haster 89:b1d417383c0d 15 */
Christopher Haster 89:b1d417383c0d 16
Christopher Haster 89:b1d417383c0d 17 #include "Socket.h"
Christopher Haster 89:b1d417383c0d 18
Christopher Haster 90:0a988e4abb72 19 Socket::Socket()
Christopher Haster 90:0a988e4abb72 20 : _iface(0)
Christopher Haster 90:0a988e4abb72 21 , _socket(0)
Christopher Haster 89:b1d417383c0d 22 , _blocking(true)
Christopher Haster 89:b1d417383c0d 23 , _timeout(0)
Christopher Haster 89:b1d417383c0d 24 {
Christopher Haster 89:b1d417383c0d 25 }
Christopher Haster 89:b1d417383c0d 26
Christopher Haster 89:b1d417383c0d 27 Socket::~Socket()
Christopher Haster 89:b1d417383c0d 28 {
Christopher Haster 89:b1d417383c0d 29 if (_socket) {
Christopher Haster 91:cad29ce6a01c 30 close();
Christopher Haster 89:b1d417383c0d 31 }
Christopher Haster 89:b1d417383c0d 32 }
Christopher Haster 89:b1d417383c0d 33
Christopher Haster 90:0a988e4abb72 34 int Socket::open(NetworkInterface *iface, nsapi_protocol_t proto)
Christopher Haster 90:0a988e4abb72 35 {
Christopher Haster 90:0a988e4abb72 36 _iface = iface;
Christopher Haster 90:0a988e4abb72 37 _socket = _iface->socket_create(proto);
Christopher Haster 92:dd5f19874adf 38 _iface->socket_attach(_socket, &Socket::thunk, this);
Christopher Haster 90:0a988e4abb72 39 }
Christopher Haster 90:0a988e4abb72 40
Christopher Haster 91:cad29ce6a01c 41 int Socket::close()
Christopher Haster 90:0a988e4abb72 42 {
Christopher Haster 90:0a988e4abb72 43 if (!_socket) {
Christopher Haster 90:0a988e4abb72 44 return 0;
Christopher Haster 90:0a988e4abb72 45 }
Christopher Haster 90:0a988e4abb72 46
Christopher Haster 91:cad29ce6a01c 47 int err = _iface->socket_close(_socket);
Christopher Haster 90:0a988e4abb72 48 if (!err) {
Christopher Haster 90:0a988e4abb72 49 void *socket = _socket;
Christopher Haster 90:0a988e4abb72 50 _socket = 0;
Christopher Haster 90:0a988e4abb72 51 _iface->socket_destroy(socket);
Christopher Haster 90:0a988e4abb72 52 }
Christopher Haster 90:0a988e4abb72 53
Christopher Haster 90:0a988e4abb72 54 return err;
Christopher Haster 90:0a988e4abb72 55 }
Christopher Haster 90:0a988e4abb72 56
Christopher Haster 89:b1d417383c0d 57 void Socket::set_blocking(bool blocking)
Christopher Haster 89:b1d417383c0d 58 {
Christopher Haster 89:b1d417383c0d 59 _blocking = blocking;
Christopher Haster 89:b1d417383c0d 60 }
Christopher Haster 89:b1d417383c0d 61
Christopher Haster 89:b1d417383c0d 62 void Socket::set_timeout(unsigned timeout)
Christopher Haster 89:b1d417383c0d 63 {
Christopher Haster 89:b1d417383c0d 64 _timeout = timeout;
Christopher Haster 89:b1d417383c0d 65 }
Christopher Haster 89:b1d417383c0d 66
Christopher Haster 89:b1d417383c0d 67 int Socket::set_option(int optname, const void *optval, unsigned int optlen)
Christopher Haster 89:b1d417383c0d 68 {
Christopher Haster 89:b1d417383c0d 69 if (!_socket) {
Christopher Haster 89:b1d417383c0d 70 return NSAPI_ERROR_NO_SOCKET;
Christopher Haster 89:b1d417383c0d 71 }
Christopher Haster 89:b1d417383c0d 72
Christopher Haster 89:b1d417383c0d 73 return _iface->socket_set_option(_socket, optname, optval, optlen);
Christopher Haster 89:b1d417383c0d 74 }
Christopher Haster 89:b1d417383c0d 75
Christopher Haster 89:b1d417383c0d 76 int Socket::get_option(int optname, void *optval, unsigned int *optlen)
Christopher Haster 89:b1d417383c0d 77 {
Christopher Haster 89:b1d417383c0d 78 if (!_socket) {
Christopher Haster 89:b1d417383c0d 79 return NSAPI_ERROR_NO_SOCKET;
Christopher Haster 89:b1d417383c0d 80 }
Christopher Haster 89:b1d417383c0d 81
Christopher Haster 89:b1d417383c0d 82 return _iface->socket_get_option(_socket, optname, optval, optlen);
Christopher Haster 89:b1d417383c0d 83 }
Christopher Haster 89:b1d417383c0d 84
Christopher Haster 92:dd5f19874adf 85 void Socket::thunk(void *data)
Christopher Haster 89:b1d417383c0d 86 {
Christopher Haster 92:dd5f19874adf 87 Socket *self = (Socket *)data;
Christopher Haster 92:dd5f19874adf 88 if (self->_callback) {
Christopher Haster 92:dd5f19874adf 89 self->_callback();
Christopher Haster 92:dd5f19874adf 90 }
Christopher Haster 89:b1d417383c0d 91 }
Christopher Haster 92:dd5f19874adf 92
Christopher Haster 92:dd5f19874adf 93 void Socket::attach(FunctionPointer callback)
Christopher Haster 92:dd5f19874adf 94 {
Christopher Haster 92:dd5f19874adf 95 _callback = callback;
Christopher Haster 92:dd5f19874adf 96 }