Sarah Marsh / C027Interface(bu)

C027 Interface

Dependencies:   C027_Support

Fork of C027Interface by NetworkSocketAPI

C027Interface.cpp@14:3d1845f5cd81, 2016-04-21 (annotated)

Committer:
Christopher Haster
Date:
Thu Apr 21 06:53:31 2016 -0500
Revision:
14:3d1845f5cd81
Parent:
12:181a9415736b
Child:
15:21d4f56eb172
Match changes to the NSAPI

Who changed what in which revision?

UserRevisionLine numberNew 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
Christopher Haster 14:3d1845f5cd81 33 int 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
Christopher Haster 14:3d1845f5cd81 59 if (mdmOk) {
geky 12:181a9415736b 60 // join the internet connection
geky 12:181a9415736b 61 MDMParser::IP ip = _mdm->join(apn, username, password);
geky 12:181a9415736b 62 ipToString(ip, _ip_address);
geky 12:181a9415736b 63 mdmOk = (ip != NOIP);
geky 12:181a9415736b 64 }
geky 12:181a9415736b 65
Christopher Haster 14:3d1845f5cd81 66 return mdmOk ? 0 : NSAPI_ERROR_DEVICE_ERROR;
geky 12:181a9415736b 67 }
geky 12:181a9415736b 68
Christopher Haster 14:3d1845f5cd81 69 int C027Interface::disconnect()
geky 12:181a9415736b 70 {
geky 12:181a9415736b 71 if (!_mdm->disconnect()) {
Christopher Haster 14:3d1845f5cd81 72 return NSAPI_ERROR_DEVICE_ERROR;
geky 12:181a9415736b 73 }
geky 12:181a9415736b 74
geky 12:181a9415736b 75 return 0;
geky 12:181a9415736b 76 }
geky 12:181a9415736b 77
Christopher Haster 14:3d1845f5cd81 78 const char *C027Interface::get_ip_address()
geky 12:181a9415736b 79 {
geky 12:181a9415736b 80 return _ip_address;
geky 12:181a9415736b 81 }
geky 12:181a9415736b 82
Christopher Haster 14:3d1845f5cd81 83 const char *C027Interface::get_mac_address()
geky 12:181a9415736b 84 {
geky 12:181a9415736b 85 return 0;
geky 12:181a9415736b 86 }
geky 12:181a9415736b 87
Christopher Haster 14:3d1845f5cd81 88 struct c027_socket {
Christopher Haster 14:3d1845f5cd81 89 int socket;
Christopher Haster 14:3d1845f5cd81 90 MDMParser::IpProtocol proto;
Christopher Haster 14:3d1845f5cd81 91 MDMParser::IP ip;
Christopher Haster 14:3d1845f5cd81 92 int port;
Christopher Haster 14:3d1845f5cd81 93 };
Christopher Haster 14:3d1845f5cd81 94
Christopher Haster 14:3d1845f5cd81 95 int C027Interface::socket_open(void **handle, nsapi_protocol_t proto)
geky 12:181a9415736b 96 {
Christopher Haster 14:3d1845f5cd81 97 MDMParser::IpProtocol mdmproto = (proto == NSAPI_UDP) ? MDMParser::IPPROTO_UDP : MDMParser::IPPROTO_TCP;
Christopher Haster 14:3d1845f5cd81 98 int fd = _mdm->socketSocket(mdmproto);
Christopher Haster 14:3d1845f5cd81 99 if (fd < 0) {
Christopher Haster 14:3d1845f5cd81 100 return NSAPI_ERROR_NO_SOCKET;
geky 12:181a9415736b 101 }
geky 12:181a9415736b 102
Christopher Haster 14:3d1845f5cd81 103 _mdm->socketSetBlocking(fd, 10000);
Christopher Haster 14:3d1845f5cd81 104 struct c027_socket *socket = new struct c027_socket;
Christopher Haster 14:3d1845f5cd81 105 if (!socket) {
Christopher Haster 14:3d1845f5cd81 106 return NSAPI_ERROR_NO_SOCKET;
Christopher Haster 14:3d1845f5cd81 107 }
geky 12:181a9415736b 108
Christopher Haster 14:3d1845f5cd81 109 socket->socket = fd;
Christopher Haster 14:3d1845f5cd81 110 socket->proto = mdmproto;
Christopher Haster 14:3d1845f5cd81 111 *handle = socket;
Christopher Haster 14:3d1845f5cd81 112 return 0;
geky 12:181a9415736b 113 }
geky 12:181a9415736b 114
Christopher Haster 14:3d1845f5cd81 115 int C027Interface::socket_close(void *handle)
geky 12:181a9415736b 116 {
Christopher Haster 14:3d1845f5cd81 117 struct c027_socket *socket = (struct c027_socket *)handle;
Christopher Haster 14:3d1845f5cd81 118 _mdm->socketFree(socket->socket);
geky 12:181a9415736b 119
geky 12:181a9415736b 120 delete socket;
Christopher Haster 14:3d1845f5cd81 121 return 0;
geky 12:181a9415736b 122 }
geky 12:181a9415736b 123
Christopher Haster 14:3d1845f5cd81 124 int C027Interface::socket_bind(void *handle, const SocketAddress &address)
Christopher Haster 14:3d1845f5cd81 125 {
Christopher Haster 14:3d1845f5cd81 126 return NSAPI_ERROR_UNSUPPORTED;
Christopher Haster 14:3d1845f5cd81 127 }
geky 12:181a9415736b 128
Christopher Haster 14:3d1845f5cd81 129 int C027Interface::socket_listen(void *handle, int backlog)
geky 12:181a9415736b 130 {
Christopher Haster 14:3d1845f5cd81 131 return NSAPI_ERROR_UNSUPPORTED;
Christopher Haster 14:3d1845f5cd81 132 }
Christopher Haster 14:3d1845f5cd81 133
Christopher Haster 14:3d1845f5cd81 134 int C027Interface::socket_connect(void *handle, const SocketAddress &addr)
Christopher Haster 14:3d1845f5cd81 135 {
Christopher Haster 14:3d1845f5cd81 136 struct c027_socket *socket = (struct c027_socket *)handle;
geky 12:181a9415736b 137
Christopher Haster 14:3d1845f5cd81 138 if (!_mdm->socketConnect(socket->socket, addr.get_ip_address(), addr.get_port())) {
Christopher Haster 14:3d1845f5cd81 139 return NSAPI_ERROR_DEVICE_ERROR;
geky 12:181a9415736b 140 }
geky 12:181a9415736b 141
geky 12:181a9415736b 142 return 0;
geky 12:181a9415736b 143 }
geky 12:181a9415736b 144
Christopher Haster 14:3d1845f5cd81 145 int C027Interface::socket_accept(void **handle, void *server)
geky 12:181a9415736b 146 {
Christopher Haster 14:3d1845f5cd81 147 return NSAPI_ERROR_UNSUPPORTED;
geky 12:181a9415736b 148 }
geky 12:181a9415736b 149
Christopher Haster 14:3d1845f5cd81 150 int C027Interface::socket_send(void *handle, const void *data, unsigned size)
geky 12:181a9415736b 151 {
Christopher Haster 14:3d1845f5cd81 152 struct c027_socket *socket = (struct c027_socket *)handle;
Christopher Haster 14:3d1845f5cd81 153
Christopher Haster 14:3d1845f5cd81 154 int sent = _mdm->socketSend(socket->socket, (const char *)data, size);
Christopher Haster 14:3d1845f5cd81 155 if (sent == SOCKET_ERROR) {
Christopher Haster 14:3d1845f5cd81 156 return NSAPI_ERROR_DEVICE_ERROR;
geky 12:181a9415736b 157 }
geky 12:181a9415736b 158
Christopher Haster 14:3d1845f5cd81 159 return sent;
geky 12:181a9415736b 160 }
geky 12:181a9415736b 161
Christopher Haster 14:3d1845f5cd81 162 int C027Interface::socket_recv(void *handle, void *data, unsigned size)
geky 12:181a9415736b 163 {
Christopher Haster 14:3d1845f5cd81 164 struct c027_socket *socket = (struct c027_socket *)handle;
Christopher Haster 14:3d1845f5cd81 165 if (!_mdm->socketReadable(socket->socket)) {
Christopher Haster 14:3d1845f5cd81 166 return NSAPI_ERROR_WOULD_BLOCK;
geky 12:181a9415736b 167 }
geky 12:181a9415736b 168
Christopher Haster 14:3d1845f5cd81 169 int recv = _mdm->socketRecv(socket->socket, (char *)data, size);
geky 12:181a9415736b 170 if (recv == SOCKET_ERROR) {
Christopher Haster 14:3d1845f5cd81 171 return NSAPI_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
Christopher Haster 14:3d1845f5cd81 177 int C027Interface::socket_sendto(void *handle, const SocketAddress &addr, const void *data, unsigned size)
Christopher Haster 14:3d1845f5cd81 178 {
Christopher Haster 14:3d1845f5cd81 179 struct c027_socket *socket = (struct c027_socket *)handle;
geky 12:181a9415736b 180
Christopher Haster 14:3d1845f5cd81 181 MDMParser::IP ip = _mdm->gethostbyname(addr.get_ip_address());
Christopher Haster 14:3d1845f5cd81 182 uint16_t port = addr.get_port();
Christopher Haster 14:3d1845f5cd81 183
Christopher Haster 14:3d1845f5cd81 184 int sent = _mdm->socketSendTo(socket->socket, ip, port, (const char *)data, size);
Christopher Haster 14:3d1845f5cd81 185 if (sent == SOCKET_ERROR) {
Christopher Haster 14:3d1845f5cd81 186 return NSAPI_ERROR_DEVICE_ERROR;
Christopher Haster 14:3d1845f5cd81 187 }
Christopher Haster 14:3d1845f5cd81 188
Christopher Haster 14:3d1845f5cd81 189 return sent;
Christopher Haster 14:3d1845f5cd81 190 }
Christopher Haster 14:3d1845f5cd81 191
Christopher Haster 14:3d1845f5cd81 192 int C027Interface::socket_recvfrom(void *handle, SocketAddress *addr, void *data, unsigned size)
Christopher Haster 14:3d1845f5cd81 193 {
Christopher Haster 14:3d1845f5cd81 194 struct c027_socket *socket = (struct c027_socket *)handle;
Christopher Haster 14:3d1845f5cd81 195 if (!_mdm->socketReadable(socket->socket)) {
Christopher Haster 14:3d1845f5cd81 196 return NSAPI_ERROR_WOULD_BLOCK;
Christopher Haster 14:3d1845f5cd81 197 }
Christopher Haster 14:3d1845f5cd81 198
Christopher Haster 14:3d1845f5cd81 199 MDMParser::IP ip;
Christopher Haster 14:3d1845f5cd81 200 int port;
Christopher Haster 14:3d1845f5cd81 201
Christopher Haster 14:3d1845f5cd81 202 int recv = _mdm->socketRecvFrom(socket->socket, &ip, &port, (char *)data, size);
Christopher Haster 14:3d1845f5cd81 203 if (recv == SOCKET_ERROR) {
Christopher Haster 14:3d1845f5cd81 204 return NSAPI_ERROR_DEVICE_ERROR;
Christopher Haster 14:3d1845f5cd81 205 }
Christopher Haster 14:3d1845f5cd81 206
Christopher Haster 14:3d1845f5cd81 207 if (addr) {
Christopher Haster 14:3d1845f5cd81 208 char buffer[NSAPI_IP_SIZE];
Christopher Haster 14:3d1845f5cd81 209 ipToString(ip, buffer);
Christopher Haster 14:3d1845f5cd81 210 addr->set_ip_address(buffer);
Christopher Haster 14:3d1845f5cd81 211 addr->set_port(port);
Christopher Haster 14:3d1845f5cd81 212 }
Christopher Haster 14:3d1845f5cd81 213
Christopher Haster 14:3d1845f5cd81 214 return recv;
Christopher Haster 14:3d1845f5cd81 215 }
Christopher Haster 14:3d1845f5cd81 216
Christopher Haster 14:3d1845f5cd81 217 void C027Interface::socket_attach(void *handle, void (*callback)(void *), void *data)
Christopher Haster 14:3d1845f5cd81 218 {
Christopher Haster 14:3d1845f5cd81 219 }