123
Fork of WizFi250Interface_1 by
WizFi250Interface.cpp
- Committer:
- kaizen
- Date:
- 2016-08-30
- Revision:
- 0:e3dc9e54a15b
- Child:
- 1:046a828fe0d2
File content as of revision 0:e3dc9e54a15b:
/* WizFi250 implementation of NetworkInterfaceAPI * Copyright (c) 2015 ARM Limited * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include "WizFi250Interface.h" // Various timeouts for different WizFi250 operations #define WizFi250_CONNECT_TIMEOUT 15000 #define WizFi250_SEND_TIMEOUT 500 #define WizFi250_RECV_TIMEOUT 0 #define WizFi250_MISC_TIMEOUT 500 #define WizFi250_DELAY_MS 300 // WizFi250Interface implementation WizFi250Interface::WizFi250Interface(PinName tx, PinName rx, PinName cts, PinName rts, PinName reset, PinName alarm, int baud) : _wizfi250(tx, rx, cts, rts, reset, alarm, baud) { memset(_ids, 0, sizeof(_ids)); } int WizFi250Interface::connect( const char *ssid, const char *pass, nsapi_security_t security) { if (!_wizfi250.startup()) { return NSAPI_ERROR_DEVICE_ERROR; } _wizfi250.setSsid(ssid); _wizfi250.setSec(WizFi250::SEC_AUTO, pass); _wizfi250.setAddress(""); if( _wizfi250.join(WizFi250::WM_STATION) == -1) { return NSAPI_ERROR_NO_CONNECTION; } return 0; } int WizFi250Interface::disconnect() { if ( _wizfi250.cmdWLEAVE() == -1 ) return NSAPI_ERROR_DEVICE_ERROR; return 0; } const char *WizFi250Interface::get_ip_address() { return _wizfi250.getIPAddress(); } const char *WizFi250Interface::get_mac_address() { return _wizfi250.getMACAddress(); } struct wizfi250_socket { int id; nsapi_protocol_t proto; bool connected; }; int WizFi250Interface::socket_open(void **handle, nsapi_protocol_t proto) { // Look for an unused socket /* int id = -1; for (int i = 0; i < WIZFI250_SOCKET_COUNT; i++) { if (_ids[i] == false) { id = i; _ids[i] = true; break; } } if (id == -1) { return NSAPI_ERROR_NO_SOCKET; } */ struct wizfi250_socket *socket = new struct wizfi250_socket; if (!socket) { return NSAPI_ERROR_NO_SOCKET; } socket->id = -1; socket->proto = proto; socket->connected = false; *handle = socket; return 0; } int WizFi250Interface::socket_close(void *handle) { struct wizfi250_socket *socket = (struct wizfi250_socket *)handle; int err = 0; if(socket->id == -1){ err = NSAPI_ERROR_NO_SOCKET; } else if (_wizfi250.close(socket->id) == -1) { err = NSAPI_ERROR_DEVICE_ERROR; } _ids[socket->id] = false; wait_ms(WizFi250_DELAY_MS); delete socket; return err; } int WizFi250Interface::socket_bind(void *handle, const SocketAddress &address) { return NSAPI_ERROR_UNSUPPORTED; } int WizFi250Interface::socket_listen(void *handle, int backlog) { return NSAPI_ERROR_UNSUPPORTED; } int WizFi250Interface::socket_connect(void *handle, const SocketAddress &addr) { int cid=-1; struct wizfi250_socket *socket = (struct wizfi250_socket *)handle; WizFi250::Protocol proto = (socket->proto == NSAPI_UDP) ? WizFi250::PROTO_UDP : WizFi250::PROTO_TCP; if((cid = _wizfi250.open(proto, addr.get_ip_address(), addr.get_port())) == -1 ) { return NSAPI_ERROR_DEVICE_ERROR; } if(cid >= WIZFI250_SOCKET_COUNT) { return NSAPI_ERROR_NO_SOCKET; } _ids[cid] = true; socket->id = cid; socket->connected = true; wait_ms(WizFi250_DELAY_MS); return 0; } int WizFi250Interface::socket_accept(void **handle, void *server) { return NSAPI_ERROR_UNSUPPORTED; } int WizFi250Interface::socket_send(void *handle, const void *data, unsigned size) { struct wizfi250_socket *socket = (struct wizfi250_socket *)handle; if ( _wizfi250.send(socket->id, (const char*)data, size) == -1 ) { return NSAPI_ERROR_DEVICE_ERROR; } return size; } int WizFi250Interface::socket_recv(void *handle, void *data, unsigned size) { struct wizfi250_socket *socket = (struct wizfi250_socket *)handle; int32_t recv = _wizfi250.recv(socket->id, (char*)data, size); if (recv < 0) { return NSAPI_ERROR_WOULD_BLOCK; } return recv; } int WizFi250Interface::socket_sendto(void *handle, const SocketAddress &addr, const void *data, unsigned size) { struct wizfi250_socket *socket = (struct wizfi250_socket *)handle; if (!socket->connected) { int err = socket_connect(socket, addr); if (err < 0) { return err; } } return socket_send(socket, data, size); } int WizFi250Interface::socket_recvfrom(void *handle, SocketAddress *addr, void *data, unsigned size) { struct wizfi250_socket *socket = (struct wizfi250_socket *)handle; return socket_recv(socket, data, size); } void WizFi250Interface::socket_attach(void *handle, void (*callback)(void *), void *data) { }