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@18:d2ad48926718, 2017-03-23 (annotated)
- Committer:
- sarahmarshy
- Date:
- Thu Mar 23 21:59:18 2017 +0000
- Revision:
- 18:d2ad48926718
- Parent:
- 17:3f1e33e638a4
- Child:
- 19:fed715eb9c83
Fixed bug in setting APN.
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 | // C027Interface implementation |
geky | 12:181a9415736b | 22 | C027Interface::C027Interface(const char *simpin, bool debug) |
geky | 12:181a9415736b | 23 | : _debug(debug) |
geky | 12:181a9415736b | 24 | { |
geky | 12:181a9415736b | 25 | strcpy(_pin, simpin); |
geky | 12:181a9415736b | 26 | } |
geky | 12:181a9415736b | 27 | |
sarahmarshy | 17:3f1e33e638a4 | 28 | nsapi_error_t C027Interface::set_credentials(const char *apn, const char *username, const char *password) |
sarahmarshy | 17:3f1e33e638a4 | 29 | { |
sarahmarshy | 17:3f1e33e638a4 | 30 | memset(_apn, 0, sizeof(_apn)); |
sarahmarshy | 18:d2ad48926718 | 31 | strncpy(_apn, apn, sizeof(_apn)); |
sarahmarshy | 17:3f1e33e638a4 | 32 | |
sarahmarshy | 17:3f1e33e638a4 | 33 | memset(_username, 0, sizeof(_username)); |
sarahmarshy | 17:3f1e33e638a4 | 34 | strncpy(_username, username, sizeof(_username)); |
sarahmarshy | 17:3f1e33e638a4 | 35 | |
sarahmarshy | 17:3f1e33e638a4 | 36 | memset(_password, 0, sizeof(_password)); |
sarahmarshy | 17:3f1e33e638a4 | 37 | strncpy(_password, password, sizeof(_password)); |
sarahmarshy | 17:3f1e33e638a4 | 38 | return 0; |
sarahmarshy | 17:3f1e33e638a4 | 39 | } |
sarahmarshy | 17:3f1e33e638a4 | 40 | |
sarahmarshy | 17:3f1e33e638a4 | 41 | nsapi_error_t C027Interface::connect() |
geky | 12:181a9415736b | 42 | { |
geky | 12:181a9415736b | 43 | // create the modem |
geky | 12:181a9415736b | 44 | _mdm = new MDMSerial; |
geky | 12:181a9415736b | 45 | if (_debug) { |
geky | 12:181a9415736b | 46 | _mdm->setDebug(4); |
geky | 12:181a9415736b | 47 | } else { |
geky | 12:181a9415736b | 48 | _mdm->setDebug(0); |
geky | 12:181a9415736b | 49 | } |
geky | 12:181a9415736b | 50 | |
geky | 12:181a9415736b | 51 | // initialize the modem |
geky | 12:181a9415736b | 52 | MDMParser::DevStatus devStatus = {}; |
geky | 12:181a9415736b | 53 | MDMParser::NetStatus netStatus = {}; |
geky | 12:181a9415736b | 54 | bool mdmOk = _mdm->init(_pin, &devStatus); |
geky | 12:181a9415736b | 55 | if (_debug) { |
geky | 12:181a9415736b | 56 | _mdm->dumpDevStatus(&devStatus); |
geky | 12:181a9415736b | 57 | } |
geky | 12:181a9415736b | 58 | |
geky | 12:181a9415736b | 59 | if (mdmOk) { |
geky | 12:181a9415736b | 60 | // wait until we are connected |
geky | 12:181a9415736b | 61 | mdmOk = _mdm->registerNet(&netStatus); |
geky | 12:181a9415736b | 62 | if (_debug) { |
geky | 12:181a9415736b | 63 | _mdm->dumpNetStatus(&netStatus); |
geky | 12:181a9415736b | 64 | } |
geky | 12:181a9415736b | 65 | } |
geky | 12:181a9415736b | 66 | |
Christopher Haster |
14:3d1845f5cd81 | 67 | if (mdmOk) { |
geky | 12:181a9415736b | 68 | // join the internet connection |
sarahmarshy | 17:3f1e33e638a4 | 69 | MDMParser::IP ip = _mdm->join(_apn, _username, _password); |
geky | 15:21d4f56eb172 | 70 | _ip_address.set_ip_bytes(&ip, NSAPI_IPv4); |
geky | 12:181a9415736b | 71 | mdmOk = (ip != NOIP); |
geky | 12:181a9415736b | 72 | } |
geky | 12:181a9415736b | 73 | |
Christopher Haster |
14:3d1845f5cd81 | 74 | return mdmOk ? 0 : NSAPI_ERROR_DEVICE_ERROR; |
geky | 12:181a9415736b | 75 | } |
geky | 12:181a9415736b | 76 | |
sarahmarshy | 17:3f1e33e638a4 | 77 | nsapi_error_t C027Interface::connect(const char *apn, const char *username, const char *password) |
sarahmarshy | 17:3f1e33e638a4 | 78 | { |
sarahmarshy | 17:3f1e33e638a4 | 79 | |
sarahmarshy | 17:3f1e33e638a4 | 80 | set_credentials(apn, username, password); |
sarahmarshy | 17:3f1e33e638a4 | 81 | return connect(); |
sarahmarshy | 17:3f1e33e638a4 | 82 | } |
sarahmarshy | 17:3f1e33e638a4 | 83 | |
Christopher Haster |
14:3d1845f5cd81 | 84 | int C027Interface::disconnect() |
geky | 12:181a9415736b | 85 | { |
geky | 12:181a9415736b | 86 | if (!_mdm->disconnect()) { |
Christopher Haster |
14:3d1845f5cd81 | 87 | return NSAPI_ERROR_DEVICE_ERROR; |
geky | 12:181a9415736b | 88 | } |
geky | 12:181a9415736b | 89 | |
geky | 12:181a9415736b | 90 | return 0; |
geky | 12:181a9415736b | 91 | } |
geky | 12:181a9415736b | 92 | |
Christopher Haster |
14:3d1845f5cd81 | 93 | const char *C027Interface::get_ip_address() |
geky | 12:181a9415736b | 94 | { |
geky | 15:21d4f56eb172 | 95 | return _ip_address.get_ip_address(); |
geky | 12:181a9415736b | 96 | } |
geky | 12:181a9415736b | 97 | |
Christopher Haster |
14:3d1845f5cd81 | 98 | const char *C027Interface::get_mac_address() |
geky | 12:181a9415736b | 99 | { |
geky | 12:181a9415736b | 100 | return 0; |
geky | 12:181a9415736b | 101 | } |
geky | 12:181a9415736b | 102 | |
Christopher Haster |
14:3d1845f5cd81 | 103 | struct c027_socket { |
Christopher Haster |
14:3d1845f5cd81 | 104 | int socket; |
Christopher Haster |
14:3d1845f5cd81 | 105 | MDMParser::IpProtocol proto; |
Christopher Haster |
14:3d1845f5cd81 | 106 | MDMParser::IP ip; |
Christopher Haster |
14:3d1845f5cd81 | 107 | int port; |
Christopher Haster |
14:3d1845f5cd81 | 108 | }; |
Christopher Haster |
14:3d1845f5cd81 | 109 | |
Christopher Haster |
14:3d1845f5cd81 | 110 | int C027Interface::socket_open(void **handle, nsapi_protocol_t proto) |
geky | 12:181a9415736b | 111 | { |
Christopher Haster |
14:3d1845f5cd81 | 112 | MDMParser::IpProtocol mdmproto = (proto == NSAPI_UDP) ? MDMParser::IPPROTO_UDP : MDMParser::IPPROTO_TCP; |
Christopher Haster |
14:3d1845f5cd81 | 113 | int fd = _mdm->socketSocket(mdmproto); |
Christopher Haster |
14:3d1845f5cd81 | 114 | if (fd < 0) { |
Christopher Haster |
14:3d1845f5cd81 | 115 | return NSAPI_ERROR_NO_SOCKET; |
geky | 12:181a9415736b | 116 | } |
geky | 12:181a9415736b | 117 | |
Christopher Haster |
14:3d1845f5cd81 | 118 | _mdm->socketSetBlocking(fd, 10000); |
Christopher Haster |
14:3d1845f5cd81 | 119 | struct c027_socket *socket = new struct c027_socket; |
Christopher Haster |
14:3d1845f5cd81 | 120 | if (!socket) { |
Christopher Haster |
14:3d1845f5cd81 | 121 | return NSAPI_ERROR_NO_SOCKET; |
Christopher Haster |
14:3d1845f5cd81 | 122 | } |
geky | 12:181a9415736b | 123 | |
Christopher Haster |
14:3d1845f5cd81 | 124 | socket->socket = fd; |
Christopher Haster |
14:3d1845f5cd81 | 125 | socket->proto = mdmproto; |
Christopher Haster |
14:3d1845f5cd81 | 126 | *handle = socket; |
Christopher Haster |
14:3d1845f5cd81 | 127 | return 0; |
geky | 12:181a9415736b | 128 | } |
geky | 12:181a9415736b | 129 | |
Christopher Haster |
14:3d1845f5cd81 | 130 | int C027Interface::socket_close(void *handle) |
geky | 12:181a9415736b | 131 | { |
Christopher Haster |
14:3d1845f5cd81 | 132 | struct c027_socket *socket = (struct c027_socket *)handle; |
Christopher Haster |
14:3d1845f5cd81 | 133 | _mdm->socketFree(socket->socket); |
geky | 12:181a9415736b | 134 | |
geky | 12:181a9415736b | 135 | delete socket; |
Christopher Haster |
14:3d1845f5cd81 | 136 | return 0; |
geky | 12:181a9415736b | 137 | } |
geky | 12:181a9415736b | 138 | |
Christopher Haster |
14:3d1845f5cd81 | 139 | int C027Interface::socket_bind(void *handle, const SocketAddress &address) |
Christopher Haster |
14:3d1845f5cd81 | 140 | { |
Christopher Haster |
14:3d1845f5cd81 | 141 | return NSAPI_ERROR_UNSUPPORTED; |
Christopher Haster |
14:3d1845f5cd81 | 142 | } |
geky | 12:181a9415736b | 143 | |
Christopher Haster |
14:3d1845f5cd81 | 144 | int C027Interface::socket_listen(void *handle, int backlog) |
geky | 12:181a9415736b | 145 | { |
Christopher Haster |
14:3d1845f5cd81 | 146 | return NSAPI_ERROR_UNSUPPORTED; |
Christopher Haster |
14:3d1845f5cd81 | 147 | } |
Christopher Haster |
14:3d1845f5cd81 | 148 | |
Christopher Haster |
14:3d1845f5cd81 | 149 | int C027Interface::socket_connect(void *handle, const SocketAddress &addr) |
Christopher Haster |
14:3d1845f5cd81 | 150 | { |
Christopher Haster |
14:3d1845f5cd81 | 151 | struct c027_socket *socket = (struct c027_socket *)handle; |
geky | 12:181a9415736b | 152 | |
Christopher Haster |
14:3d1845f5cd81 | 153 | if (!_mdm->socketConnect(socket->socket, addr.get_ip_address(), addr.get_port())) { |
Christopher Haster |
14:3d1845f5cd81 | 154 | return NSAPI_ERROR_DEVICE_ERROR; |
geky | 12:181a9415736b | 155 | } |
geky | 12:181a9415736b | 156 | |
geky | 12:181a9415736b | 157 | return 0; |
geky | 12:181a9415736b | 158 | } |
geky | 12:181a9415736b | 159 | |
sarahmarshy | 17:3f1e33e638a4 | 160 | nsapi_error_t C027Interface::socket_accept(nsapi_socket_t server, nsapi_socket_t *handle, SocketAddress *address) |
geky | 12:181a9415736b | 161 | { |
Christopher Haster |
14:3d1845f5cd81 | 162 | return NSAPI_ERROR_UNSUPPORTED; |
geky | 12:181a9415736b | 163 | } |
geky | 12:181a9415736b | 164 | |
Christopher Haster |
14:3d1845f5cd81 | 165 | int C027Interface::socket_send(void *handle, const void *data, unsigned size) |
geky | 12:181a9415736b | 166 | { |
Christopher Haster |
14:3d1845f5cd81 | 167 | struct c027_socket *socket = (struct c027_socket *)handle; |
Christopher Haster |
14:3d1845f5cd81 | 168 | |
Christopher Haster |
14:3d1845f5cd81 | 169 | int sent = _mdm->socketSend(socket->socket, (const char *)data, size); |
Christopher Haster |
14:3d1845f5cd81 | 170 | if (sent == SOCKET_ERROR) { |
Christopher Haster |
14:3d1845f5cd81 | 171 | return NSAPI_ERROR_DEVICE_ERROR; |
geky | 12:181a9415736b | 172 | } |
geky | 12:181a9415736b | 173 | |
Christopher Haster |
14:3d1845f5cd81 | 174 | return sent; |
geky | 12:181a9415736b | 175 | } |
geky | 12:181a9415736b | 176 | |
Christopher Haster |
14:3d1845f5cd81 | 177 | int C027Interface::socket_recv(void *handle, void *data, unsigned size) |
geky | 12:181a9415736b | 178 | { |
Christopher Haster |
14:3d1845f5cd81 | 179 | struct c027_socket *socket = (struct c027_socket *)handle; |
Christopher Haster |
14:3d1845f5cd81 | 180 | if (!_mdm->socketReadable(socket->socket)) { |
Christopher Haster |
14:3d1845f5cd81 | 181 | return NSAPI_ERROR_WOULD_BLOCK; |
geky | 12:181a9415736b | 182 | } |
geky | 12:181a9415736b | 183 | |
Christopher Haster |
14:3d1845f5cd81 | 184 | int recv = _mdm->socketRecv(socket->socket, (char *)data, size); |
geky | 12:181a9415736b | 185 | if (recv == SOCKET_ERROR) { |
Christopher Haster |
14:3d1845f5cd81 | 186 | return NSAPI_ERROR_DEVICE_ERROR; |
geky | 12:181a9415736b | 187 | } |
geky | 12:181a9415736b | 188 | |
geky | 12:181a9415736b | 189 | return recv; |
geky | 12:181a9415736b | 190 | } |
geky | 12:181a9415736b | 191 | |
Christopher Haster |
14:3d1845f5cd81 | 192 | int C027Interface::socket_sendto(void *handle, const SocketAddress &addr, const void *data, unsigned size) |
Christopher Haster |
14:3d1845f5cd81 | 193 | { |
Christopher Haster |
14:3d1845f5cd81 | 194 | struct c027_socket *socket = (struct c027_socket *)handle; |
geky | 12:181a9415736b | 195 | |
geky | 15:21d4f56eb172 | 196 | int sent = _mdm->socketSendTo(socket->socket, |
geky | 15:21d4f56eb172 | 197 | *(MDMParser::IP *)addr.get_ip_bytes(), addr.get_port(), |
geky | 15:21d4f56eb172 | 198 | (const char *)data, size); |
geky | 15:21d4f56eb172 | 199 | |
Christopher Haster |
14:3d1845f5cd81 | 200 | if (sent == SOCKET_ERROR) { |
Christopher Haster |
14:3d1845f5cd81 | 201 | return NSAPI_ERROR_DEVICE_ERROR; |
Christopher Haster |
14:3d1845f5cd81 | 202 | } |
Christopher Haster |
14:3d1845f5cd81 | 203 | |
Christopher Haster |
14:3d1845f5cd81 | 204 | return sent; |
Christopher Haster |
14:3d1845f5cd81 | 205 | } |
Christopher Haster |
14:3d1845f5cd81 | 206 | |
Christopher Haster |
14:3d1845f5cd81 | 207 | int C027Interface::socket_recvfrom(void *handle, SocketAddress *addr, void *data, unsigned size) |
Christopher Haster |
14:3d1845f5cd81 | 208 | { |
Christopher Haster |
14:3d1845f5cd81 | 209 | struct c027_socket *socket = (struct c027_socket *)handle; |
Christopher Haster |
14:3d1845f5cd81 | 210 | if (!_mdm->socketReadable(socket->socket)) { |
Christopher Haster |
14:3d1845f5cd81 | 211 | return NSAPI_ERROR_WOULD_BLOCK; |
Christopher Haster |
14:3d1845f5cd81 | 212 | } |
Christopher Haster |
14:3d1845f5cd81 | 213 | |
Christopher Haster |
14:3d1845f5cd81 | 214 | MDMParser::IP ip; |
Christopher Haster |
14:3d1845f5cd81 | 215 | int port; |
Christopher Haster |
14:3d1845f5cd81 | 216 | |
Christopher Haster |
14:3d1845f5cd81 | 217 | int recv = _mdm->socketRecvFrom(socket->socket, &ip, &port, (char *)data, size); |
Christopher Haster |
14:3d1845f5cd81 | 218 | if (recv == SOCKET_ERROR) { |
Christopher Haster |
14:3d1845f5cd81 | 219 | return NSAPI_ERROR_DEVICE_ERROR; |
Christopher Haster |
14:3d1845f5cd81 | 220 | } |
Christopher Haster |
14:3d1845f5cd81 | 221 | |
Christopher Haster |
14:3d1845f5cd81 | 222 | if (addr) { |
geky | 15:21d4f56eb172 | 223 | addr->set_ip_bytes(&ip, NSAPI_IPv4); |
Christopher Haster |
14:3d1845f5cd81 | 224 | addr->set_port(port); |
Christopher Haster |
14:3d1845f5cd81 | 225 | } |
Christopher Haster |
14:3d1845f5cd81 | 226 | |
Christopher Haster |
14:3d1845f5cd81 | 227 | return recv; |
Christopher Haster |
14:3d1845f5cd81 | 228 | } |
Christopher Haster |
14:3d1845f5cd81 | 229 | |
sarahmarshy | 16:eaf31bd133f0 | 230 | void C027Interface::_run() |
sarahmarshy | 16:eaf31bd133f0 | 231 | { |
sarahmarshy | 16:eaf31bd133f0 | 232 | while (true) { |
sarahmarshy | 16:eaf31bd133f0 | 233 | _callback(_data); |
sarahmarshy | 16:eaf31bd133f0 | 234 | wait(0.25f); |
sarahmarshy | 16:eaf31bd133f0 | 235 | } |
sarahmarshy | 16:eaf31bd133f0 | 236 | } |
sarahmarshy | 16:eaf31bd133f0 | 237 | |
Christopher Haster |
14:3d1845f5cd81 | 238 | void C027Interface::socket_attach(void *handle, void (*callback)(void *), void *data) |
Christopher Haster |
14:3d1845f5cd81 | 239 | { |
sarahmarshy | 16:eaf31bd133f0 | 240 | _callback = callback; |
sarahmarshy | 16:eaf31bd133f0 | 241 | _data = data; |
sarahmarshy | 16:eaf31bd133f0 | 242 | _thread.start(this, &C027Interface::_run); |
Christopher Haster |
14:3d1845f5cd81 | 243 | } |