Socket interface for C027Interface. Implements the NetworkSocketAPI
Dependencies: C027_Support
Dependents: HelloC027Interface U_Blox_DeviceConnector U_Blox_DeviceConnector U-Blox_Client
Fork of LWIPInterface by
C027Interface.cpp@12:181a9415736b, 2016-04-15 (annotated)
- Committer:
- geky
- Date:
- Fri Apr 15 16:06:47 2016 +0000
- Revision:
- 12:181a9415736b
- Child:
- 14:3d1845f5cd81
Created C027Interface
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
geky | 12:181a9415736b | 1 | /* C027 implementation of NetworkInterfaceAPI |
geky | 12:181a9415736b | 2 | * Copyright (c) 2015 ARM Limited |
geky | 12:181a9415736b | 3 | * |
geky | 12:181a9415736b | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
geky | 12:181a9415736b | 5 | * you may not use this file except in compliance with the License. |
geky | 12:181a9415736b | 6 | * You may obtain a copy of the License at |
geky | 12:181a9415736b | 7 | * |
geky | 12:181a9415736b | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
geky | 12:181a9415736b | 9 | * |
geky | 12:181a9415736b | 10 | * Unless required by applicable law or agreed to in writing, software |
geky | 12:181a9415736b | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
geky | 12:181a9415736b | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
geky | 12:181a9415736b | 13 | * See the License for the specific language governing permissions and |
geky | 12:181a9415736b | 14 | * limitations under the License. |
geky | 12:181a9415736b | 15 | */ |
geky | 12:181a9415736b | 16 | |
geky | 12:181a9415736b | 17 | #include "C027Interface.h" |
geky | 12:181a9415736b | 18 | #include "mbed.h" |
geky | 12:181a9415736b | 19 | |
geky | 12:181a9415736b | 20 | |
geky | 12:181a9415736b | 21 | static void ipToString(MDMParser::IP ip, char *buffer) { |
geky | 12:181a9415736b | 22 | sprintf(buffer, IPSTR, IPNUM(ip)); |
geky | 12:181a9415736b | 23 | } |
geky | 12:181a9415736b | 24 | |
geky | 12:181a9415736b | 25 | |
geky | 12:181a9415736b | 26 | // C027Interface implementation |
geky | 12:181a9415736b | 27 | C027Interface::C027Interface(const char *simpin, bool debug) |
geky | 12:181a9415736b | 28 | : _debug(debug) |
geky | 12:181a9415736b | 29 | { |
geky | 12:181a9415736b | 30 | strcpy(_pin, simpin); |
geky | 12:181a9415736b | 31 | } |
geky | 12:181a9415736b | 32 | |
geky | 12:181a9415736b | 33 | int32_t C027Interface::connect(const char *apn, const char *username, const char *password) |
geky | 12:181a9415736b | 34 | { |
geky | 12:181a9415736b | 35 | // create the modem |
geky | 12:181a9415736b | 36 | _mdm = new MDMSerial; |
geky | 12:181a9415736b | 37 | if (_debug) { |
geky | 12:181a9415736b | 38 | _mdm->setDebug(4); |
geky | 12:181a9415736b | 39 | } else { |
geky | 12:181a9415736b | 40 | _mdm->setDebug(0); |
geky | 12:181a9415736b | 41 | } |
geky | 12:181a9415736b | 42 | |
geky | 12:181a9415736b | 43 | // initialize the modem |
geky | 12:181a9415736b | 44 | MDMParser::DevStatus devStatus = {}; |
geky | 12:181a9415736b | 45 | MDMParser::NetStatus netStatus = {}; |
geky | 12:181a9415736b | 46 | bool mdmOk = _mdm->init(_pin, &devStatus); |
geky | 12:181a9415736b | 47 | if (_debug) { |
geky | 12:181a9415736b | 48 | _mdm->dumpDevStatus(&devStatus); |
geky | 12:181a9415736b | 49 | } |
geky | 12:181a9415736b | 50 | |
geky | 12:181a9415736b | 51 | if (mdmOk) { |
geky | 12:181a9415736b | 52 | // wait until we are connected |
geky | 12:181a9415736b | 53 | mdmOk = _mdm->registerNet(&netStatus); |
geky | 12:181a9415736b | 54 | if (_debug) { |
geky | 12:181a9415736b | 55 | _mdm->dumpNetStatus(&netStatus); |
geky | 12:181a9415736b | 56 | } |
geky | 12:181a9415736b | 57 | } |
geky | 12:181a9415736b | 58 | |
geky | 12:181a9415736b | 59 | if (mdmOk) |
geky | 12:181a9415736b | 60 | { |
geky | 12:181a9415736b | 61 | // join the internet connection |
geky | 12:181a9415736b | 62 | MDMParser::IP ip = _mdm->join(apn, username, password); |
geky | 12:181a9415736b | 63 | ipToString(ip, _ip_address); |
geky | 12:181a9415736b | 64 | mdmOk = (ip != NOIP); |
geky | 12:181a9415736b | 65 | } |
geky | 12:181a9415736b | 66 | |
geky | 12:181a9415736b | 67 | return mdmOk ? 0 : NS_ERROR_DEVICE_ERROR; |
geky | 12:181a9415736b | 68 | } |
geky | 12:181a9415736b | 69 | |
geky | 12:181a9415736b | 70 | int32_t C027Interface::disconnect() |
geky | 12:181a9415736b | 71 | { |
geky | 12:181a9415736b | 72 | if (!_mdm->disconnect()) { |
geky | 12:181a9415736b | 73 | return NS_ERROR_DEVICE_ERROR; |
geky | 12:181a9415736b | 74 | } |
geky | 12:181a9415736b | 75 | |
geky | 12:181a9415736b | 76 | return 0; |
geky | 12:181a9415736b | 77 | } |
geky | 12:181a9415736b | 78 | |
geky | 12:181a9415736b | 79 | const char *C027Interface::getIPAddress() |
geky | 12:181a9415736b | 80 | { |
geky | 12:181a9415736b | 81 | return _ip_address; |
geky | 12:181a9415736b | 82 | } |
geky | 12:181a9415736b | 83 | |
geky | 12:181a9415736b | 84 | const char *C027Interface::getMACAddress() |
geky | 12:181a9415736b | 85 | { |
geky | 12:181a9415736b | 86 | return 0; |
geky | 12:181a9415736b | 87 | } |
geky | 12:181a9415736b | 88 | |
geky | 12:181a9415736b | 89 | SocketInterface *C027Interface::createSocket(ns_protocol_t proto) |
geky | 12:181a9415736b | 90 | { |
geky | 12:181a9415736b | 91 | MDMParser::IpProtocol mdmproto = (proto == NS_UDP) ? MDMParser::IPPROTO_UDP : MDMParser::IPPROTO_TCP; |
geky | 12:181a9415736b | 92 | int socket = _mdm->socketSocket(mdmproto); |
geky | 12:181a9415736b | 93 | if (socket < 0) { |
geky | 12:181a9415736b | 94 | return 0; |
geky | 12:181a9415736b | 95 | } |
geky | 12:181a9415736b | 96 | |
geky | 12:181a9415736b | 97 | _mdm->socketSetBlocking(socket, 10000); |
geky | 12:181a9415736b | 98 | |
geky | 12:181a9415736b | 99 | return new C027Socket(_mdm, socket, mdmproto); |
geky | 12:181a9415736b | 100 | } |
geky | 12:181a9415736b | 101 | |
geky | 12:181a9415736b | 102 | void C027Interface::destroySocket(SocketInterface *siface) |
geky | 12:181a9415736b | 103 | { |
geky | 12:181a9415736b | 104 | C027Socket *socket = (C027Socket *)siface; |
geky | 12:181a9415736b | 105 | _mdm->socketFree(socket->_socket); |
geky | 12:181a9415736b | 106 | |
geky | 12:181a9415736b | 107 | delete socket; |
geky | 12:181a9415736b | 108 | } |
geky | 12:181a9415736b | 109 | |
geky | 12:181a9415736b | 110 | |
geky | 12:181a9415736b | 111 | // TCP SocketInterface implementation |
geky | 12:181a9415736b | 112 | int32_t C027Interface::C027Socket::open(const char *ip, uint16_t port) |
geky | 12:181a9415736b | 113 | { |
geky | 12:181a9415736b | 114 | _ip = _mdm->gethostbyname(ip); |
geky | 12:181a9415736b | 115 | _port = port; |
geky | 12:181a9415736b | 116 | |
geky | 12:181a9415736b | 117 | if (_proto == MDMParser::IPPROTO_TCP) { |
geky | 12:181a9415736b | 118 | if (!_mdm->socketConnect(_socket, ip, port)) { |
geky | 12:181a9415736b | 119 | return NS_ERROR_DEVICE_ERROR; |
geky | 12:181a9415736b | 120 | } |
geky | 12:181a9415736b | 121 | } |
geky | 12:181a9415736b | 122 | |
geky | 12:181a9415736b | 123 | return 0; |
geky | 12:181a9415736b | 124 | } |
geky | 12:181a9415736b | 125 | |
geky | 12:181a9415736b | 126 | int32_t C027Interface::C027Socket::close() |
geky | 12:181a9415736b | 127 | { |
geky | 12:181a9415736b | 128 | if (_proto == MDMParser::IPPROTO_TCP) { |
geky | 12:181a9415736b | 129 | if (!_mdm->socketClose(_socket)) { |
geky | 12:181a9415736b | 130 | return NS_ERROR_DEVICE_ERROR; |
geky | 12:181a9415736b | 131 | } |
geky | 12:181a9415736b | 132 | } |
geky | 12:181a9415736b | 133 | |
geky | 12:181a9415736b | 134 | return 0; |
geky | 12:181a9415736b | 135 | } |
geky | 12:181a9415736b | 136 | |
geky | 12:181a9415736b | 137 | int32_t C027Interface::C027Socket::send(const void *data, uint32_t size) |
geky | 12:181a9415736b | 138 | { |
geky | 12:181a9415736b | 139 | int sent; |
geky | 12:181a9415736b | 140 | |
geky | 12:181a9415736b | 141 | if (_proto == MDMParser::IPPROTO_TCP) { |
geky | 12:181a9415736b | 142 | sent = _mdm->socketSend(_socket, (const char *)data, size); |
geky | 12:181a9415736b | 143 | } else { |
geky | 12:181a9415736b | 144 | sent = _mdm->socketSendTo(_socket, _ip, _port, (const char *)data, size); |
geky | 12:181a9415736b | 145 | } |
geky | 12:181a9415736b | 146 | |
geky | 12:181a9415736b | 147 | if (sent != size) { |
geky | 12:181a9415736b | 148 | return NS_ERROR_DEVICE_ERROR; |
geky | 12:181a9415736b | 149 | } |
geky | 12:181a9415736b | 150 | |
geky | 12:181a9415736b | 151 | return 0; |
geky | 12:181a9415736b | 152 | } |
geky | 12:181a9415736b | 153 | |
geky | 12:181a9415736b | 154 | int32_t C027Interface::C027Socket::recv(void *data, uint32_t size) |
geky | 12:181a9415736b | 155 | { |
geky | 12:181a9415736b | 156 | if (!_mdm->socketReadable(_socket)) { |
geky | 12:181a9415736b | 157 | return NS_ERROR_WOULD_BLOCK; |
geky | 12:181a9415736b | 158 | } |
geky | 12:181a9415736b | 159 | |
geky | 12:181a9415736b | 160 | int recv; |
geky | 12:181a9415736b | 161 | |
geky | 12:181a9415736b | 162 | if (_proto == MDMParser::IPPROTO_TCP) { |
geky | 12:181a9415736b | 163 | recv = _mdm->socketRecv(_socket, (char *)data, size); |
geky | 12:181a9415736b | 164 | } else { |
geky | 12:181a9415736b | 165 | MDMParser::IP ip; |
geky | 12:181a9415736b | 166 | int port; |
geky | 12:181a9415736b | 167 | recv = _mdm->socketRecvFrom(_socket, &ip, &port, (char *)data, size); |
geky | 12:181a9415736b | 168 | } |
geky | 12:181a9415736b | 169 | |
geky | 12:181a9415736b | 170 | if (recv == SOCKET_ERROR) { |
geky | 12:181a9415736b | 171 | return NS_ERROR_DEVICE_ERROR; |
geky | 12:181a9415736b | 172 | } |
geky | 12:181a9415736b | 173 | |
geky | 12:181a9415736b | 174 | return recv; |
geky | 12:181a9415736b | 175 | } |
geky | 12:181a9415736b | 176 | |
geky | 12:181a9415736b | 177 |