Wajahat Abbas / ublox-at-cellular-interface

ublox-at-cellular-interface

UbloxATCellularInterface.cpp@21:2a500a881a5a, 2019-05-08 (annotated)

Committer:
SanaMasood
Date:
Wed May 08 14:54:33 2019 +0500
Revision:
21:2a500a881a5a
Parent:
19:7013521e75e7
Child:
25:aabc50bc418e
static warning removed

Who changed what in which revision?

UserRevisionLine numberNew contents of line
RobMeades 0:7ccf0e7e8a83 1 /* Copyright (c) 2017 ublox Limited
RobMeades 0:7ccf0e7e8a83 2 *
RobMeades 0:7ccf0e7e8a83 3 * Licensed under the Apache License, Version 2.0 (the "License");
RobMeades 0:7ccf0e7e8a83 4 * you may not use this file except in compliance with the License.
RobMeades 0:7ccf0e7e8a83 5 * You may obtain a copy of the License at
RobMeades 0:7ccf0e7e8a83 6 *
RobMeades 0:7ccf0e7e8a83 7 * http://www.apache.org/licenses/LICENSE-2.0
RobMeades 0:7ccf0e7e8a83 8 *
RobMeades 0:7ccf0e7e8a83 9 * Unless required by applicable law or agreed to in writing, software
RobMeades 0:7ccf0e7e8a83 10 * distributed under the License is distributed on an "AS IS" BASIS,
RobMeades 0:7ccf0e7e8a83 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
RobMeades 0:7ccf0e7e8a83 12 * See the License for the specific language governing permissions and
RobMeades 0:7ccf0e7e8a83 13 * limitations under the License.
RobMeades 0:7ccf0e7e8a83 14 */
RobMeades 0:7ccf0e7e8a83 15
RobMeades 0:7ccf0e7e8a83 16 #include "UbloxATCellularInterface.h"
RobMeades 0:7ccf0e7e8a83 17 #include "mbed_poll.h"
RobMeades 0:7ccf0e7e8a83 18 #include "nsapi.h"
RobMeades 0:7ccf0e7e8a83 19 #include "APN_db.h"
RobMeades 0:7ccf0e7e8a83 20 #ifdef FEATURE_COMMON_PAL
RobMeades 0:7ccf0e7e8a83 21 #include "mbed_trace.h"
RobMeades 0:7ccf0e7e8a83 22 #define TRACE_GROUP "UACI"
RobMeades 0:7ccf0e7e8a83 23 #else
rob.meades@u-blox.com 5:f6706249d076 24 #define tr_debug(format, ...) debug_if(_debug_trace_on, format "\n", ## __VA_ARGS__)
rob.meades@u-blox.com 5:f6706249d076 25 #define tr_info(format, ...) debug_if(_debug_trace_on, format "\n", ## __VA_ARGS__)
rob.meades@u-blox.com 5:f6706249d076 26 #define tr_warn(format, ...) debug_if(_debug_trace_on, format "\n", ## __VA_ARGS__)
rob.meades@u-blox.com 5:f6706249d076 27 #define tr_error(format, ...) debug_if(_debug_trace_on, format "\n", ## __VA_ARGS__)
RobMeades 0:7ccf0e7e8a83 28 #endif
RobMeades 0:7ccf0e7e8a83 29
RobMeades 0:7ccf0e7e8a83 30 /**********************************************************************
RobMeades 0:7ccf0e7e8a83 31 * PRIVATE METHODS
RobMeades 0:7ccf0e7e8a83 32 **********************************************************************/
RobMeades 0:7ccf0e7e8a83 33
RobMeades 0:7ccf0e7e8a83 34 // Event thread for asynchronous received data handling.
RobMeades 0:7ccf0e7e8a83 35 void UbloxATCellularInterface::handle_event(){
RobMeades 0:7ccf0e7e8a83 36 pollfh fhs;
RobMeades 0:7ccf0e7e8a83 37 int at_timeout;
RobMeades 0:7ccf0e7e8a83 38 fhs.fh = _fh;
RobMeades 0:7ccf0e7e8a83 39 fhs.events = POLLIN;
RobMeades 0:7ccf0e7e8a83 40
RobMeades 14:e7dcf3388403 41 while (_run_event_thread) {
SanaMasood 21:2a500a881a5a 42 int count;
RobMeades 0:7ccf0e7e8a83 43 count = poll(&fhs, 1, 1000);
RobMeades 0:7ccf0e7e8a83 44 if (count > 0 && (fhs.revents & POLLIN)) {
RobMeades 0:7ccf0e7e8a83 45 LOCK();
RobMeades 0:7ccf0e7e8a83 46 at_timeout = _at_timeout;
RobMeades 0:7ccf0e7e8a83 47 at_set_timeout(10); // Avoid blocking but also make sure we don't
RobMeades 0:7ccf0e7e8a83 48 // time out if we get ahead of the serial port
RobMeades 0:7ccf0e7e8a83 49 _at->debug_on(false); // Debug here screws with the test output
RobMeades 0:7ccf0e7e8a83 50 // Let the URCs run
RobMeades 0:7ccf0e7e8a83 51 _at->recv(UNNATURAL_STRING);
RobMeades 0:7ccf0e7e8a83 52 _at->debug_on(_debug_trace_on);
RobMeades 0:7ccf0e7e8a83 53 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 54 UNLOCK();
RobMeades 0:7ccf0e7e8a83 55 }
RobMeades 0:7ccf0e7e8a83 56 }
RobMeades 0:7ccf0e7e8a83 57 }
RobMeades 0:7ccf0e7e8a83 58
RobMeades 0:7ccf0e7e8a83 59 // Find or create a socket from the list.
RobMeades 0:7ccf0e7e8a83 60 UbloxATCellularInterface::SockCtrl * UbloxATCellularInterface::find_socket(int modem_handle)
RobMeades 0:7ccf0e7e8a83 61 {
RobMeades 0:7ccf0e7e8a83 62 UbloxATCellularInterface::SockCtrl *socket = NULL;
RobMeades 0:7ccf0e7e8a83 63
RobMeades 0:7ccf0e7e8a83 64 for (unsigned int x = 0; (socket == NULL) && (x < sizeof(_sockets) / sizeof(_sockets[0])); x++) {
RobMeades 0:7ccf0e7e8a83 65 if (_sockets[x].modem_handle == modem_handle) {
RobMeades 0:7ccf0e7e8a83 66 socket = &(_sockets[x]);
RobMeades 0:7ccf0e7e8a83 67 }
RobMeades 0:7ccf0e7e8a83 68 }
RobMeades 0:7ccf0e7e8a83 69
RobMeades 0:7ccf0e7e8a83 70 return socket;
RobMeades 0:7ccf0e7e8a83 71 }
RobMeades 0:7ccf0e7e8a83 72
RobMeades 0:7ccf0e7e8a83 73 // Clear out the storage for a socket
RobMeades 0:7ccf0e7e8a83 74 void UbloxATCellularInterface::clear_socket(UbloxATCellularInterface::SockCtrl * socket)
RobMeades 0:7ccf0e7e8a83 75 {
RobMeades 0:7ccf0e7e8a83 76 if (socket != NULL) {
RobMeades 0:7ccf0e7e8a83 77 socket->modem_handle = SOCKET_UNUSED;
RobMeades 0:7ccf0e7e8a83 78 socket->pending = 0;
RobMeades 0:7ccf0e7e8a83 79 socket->callback = NULL;
RobMeades 0:7ccf0e7e8a83 80 socket->data = NULL;
RobMeades 0:7ccf0e7e8a83 81 }
RobMeades 0:7ccf0e7e8a83 82 }
RobMeades 0:7ccf0e7e8a83 83
RobMeades 0:7ccf0e7e8a83 84 // Check that a socket pointer is valid
RobMeades 0:7ccf0e7e8a83 85 bool UbloxATCellularInterface::check_socket(SockCtrl * socket)
RobMeades 0:7ccf0e7e8a83 86 {
RobMeades 0:7ccf0e7e8a83 87 bool success = false;
RobMeades 0:7ccf0e7e8a83 88
RobMeades 0:7ccf0e7e8a83 89 if (socket != NULL) {
RobMeades 0:7ccf0e7e8a83 90 for (unsigned int x = 0; !success && (x < sizeof(_sockets) / sizeof(_sockets[0])); x++) {
RobMeades 0:7ccf0e7e8a83 91 if (socket == &(_sockets[x])) {
RobMeades 0:7ccf0e7e8a83 92 success = true;
RobMeades 0:7ccf0e7e8a83 93 }
RobMeades 0:7ccf0e7e8a83 94 }
RobMeades 0:7ccf0e7e8a83 95 }
RobMeades 0:7ccf0e7e8a83 96
RobMeades 0:7ccf0e7e8a83 97 return success;
RobMeades 0:7ccf0e7e8a83 98 }
RobMeades 0:7ccf0e7e8a83 99
RobMeades 0:7ccf0e7e8a83 100 // Convert nsapi_security_t to the modem security numbers
RobMeades 0:7ccf0e7e8a83 101 int UbloxATCellularInterface::nsapi_security_to_modem_security(nsapi_security_t nsapi_security)
RobMeades 0:7ccf0e7e8a83 102 {
RobMeades 0:7ccf0e7e8a83 103 int modem_security = 3;
RobMeades 0:7ccf0e7e8a83 104
RobMeades 0:7ccf0e7e8a83 105 switch (nsapi_security)
RobMeades 0:7ccf0e7e8a83 106 {
RobMeades 0:7ccf0e7e8a83 107 case NSAPI_SECURITY_NONE:
RobMeades 0:7ccf0e7e8a83 108 modem_security = 0;
RobMeades 0:7ccf0e7e8a83 109 break;
RobMeades 0:7ccf0e7e8a83 110 case NSAPI_SECURITY_PAP:
RobMeades 0:7ccf0e7e8a83 111 modem_security = 1;
RobMeades 0:7ccf0e7e8a83 112 break;
RobMeades 0:7ccf0e7e8a83 113 case NSAPI_SECURITY_CHAP:
RobMeades 0:7ccf0e7e8a83 114 modem_security = 2;
RobMeades 0:7ccf0e7e8a83 115 break;
RobMeades 0:7ccf0e7e8a83 116 case NSAPI_SECURITY_UNKNOWN:
RobMeades 0:7ccf0e7e8a83 117 modem_security = 3;
RobMeades 0:7ccf0e7e8a83 118 break;
RobMeades 0:7ccf0e7e8a83 119 default:
RobMeades 0:7ccf0e7e8a83 120 modem_security = 3;
RobMeades 0:7ccf0e7e8a83 121 break;
RobMeades 0:7ccf0e7e8a83 122 }
RobMeades 0:7ccf0e7e8a83 123
RobMeades 0:7ccf0e7e8a83 124 return modem_security;
RobMeades 0:7ccf0e7e8a83 125 }
RobMeades 0:7ccf0e7e8a83 126
RobMeades 0:7ccf0e7e8a83 127 // Callback for Socket Read URC.
RobMeades 0:7ccf0e7e8a83 128 void UbloxATCellularInterface::UUSORD_URC()
RobMeades 0:7ccf0e7e8a83 129 {
RobMeades 0:7ccf0e7e8a83 130 int a;
RobMeades 0:7ccf0e7e8a83 131 int b;
RobMeades 0:7ccf0e7e8a83 132 char buf[32];
RobMeades 0:7ccf0e7e8a83 133 // Note: not calling _at->recv() from here as we're
RobMeades 0:7ccf0e7e8a83 134 // already in an _at->recv()
RobMeades 0:7ccf0e7e8a83 135 // +UUSORD: <socket>,<length>
RobMeades 0:7ccf0e7e8a83 136 if (read_at_to_char(buf, sizeof (buf), '\n') > 0) {
SanaMasood 21:2a500a881a5a 137
RobMeades 0:7ccf0e7e8a83 138 if (sscanf(buf, ": %d,%d", &a, &b) == 2) {
SanaMasood 21:2a500a881a5a 139 SockCtrl *socket;
RobMeades 0:7ccf0e7e8a83 140 socket = find_socket(a);
RobMeades 0:7ccf0e7e8a83 141 if (socket != NULL) {
RobMeades 0:7ccf0e7e8a83 142 socket->pending = b;
RobMeades 0:7ccf0e7e8a83 143 // No debug prints here as they can affect timing
RobMeades 0:7ccf0e7e8a83 144 // and cause data loss in UARTSerial
RobMeades 0:7ccf0e7e8a83 145 if (socket->callback != NULL) {
RobMeades 0:7ccf0e7e8a83 146 socket->callback(socket->data);
RobMeades 0:7ccf0e7e8a83 147 }
RobMeades 0:7ccf0e7e8a83 148 }
RobMeades 0:7ccf0e7e8a83 149 }
RobMeades 0:7ccf0e7e8a83 150 }
RobMeades 0:7ccf0e7e8a83 151 }
RobMeades 0:7ccf0e7e8a83 152
RobMeades 0:7ccf0e7e8a83 153 // Callback for Socket Read From URC.
RobMeades 0:7ccf0e7e8a83 154 void UbloxATCellularInterface::UUSORF_URC()
RobMeades 0:7ccf0e7e8a83 155 {
RobMeades 0:7ccf0e7e8a83 156 int a;
RobMeades 0:7ccf0e7e8a83 157 int b;
RobMeades 0:7ccf0e7e8a83 158 char buf[32];
RobMeades 0:7ccf0e7e8a83 159 // Note: not calling _at->recv() from here as we're
RobMeades 0:7ccf0e7e8a83 160 // already in an _at->recv()
RobMeades 0:7ccf0e7e8a83 161 // +UUSORF: <socket>,<length>
RobMeades 0:7ccf0e7e8a83 162 if (read_at_to_char(buf, sizeof (buf), '\n') > 0) {
RobMeades 0:7ccf0e7e8a83 163 if (sscanf(buf, ": %d,%d", &a, &b) == 2) {
SanaMasood 21:2a500a881a5a 164 SockCtrl *socket;
RobMeades 0:7ccf0e7e8a83 165 socket = find_socket(a);
RobMeades 0:7ccf0e7e8a83 166 if (socket != NULL) {
RobMeades 0:7ccf0e7e8a83 167 socket->pending = b;
RobMeades 0:7ccf0e7e8a83 168 // No debug prints here as they can affect timing
RobMeades 0:7ccf0e7e8a83 169 // and cause data loss in UARTSerial
RobMeades 0:7ccf0e7e8a83 170 if (socket->callback != NULL) {
RobMeades 0:7ccf0e7e8a83 171 socket->callback(socket->data);
RobMeades 0:7ccf0e7e8a83 172 }
RobMeades 0:7ccf0e7e8a83 173 }
RobMeades 0:7ccf0e7e8a83 174 }
RobMeades 0:7ccf0e7e8a83 175 }
RobMeades 0:7ccf0e7e8a83 176 }
RobMeades 0:7ccf0e7e8a83 177
RobMeades 0:7ccf0e7e8a83 178 // Callback for Socket Close URC.
RobMeades 0:7ccf0e7e8a83 179 void UbloxATCellularInterface::UUSOCL_URC()
RobMeades 0:7ccf0e7e8a83 180 {
RobMeades 0:7ccf0e7e8a83 181 int a;
RobMeades 0:7ccf0e7e8a83 182 char buf[32];
RobMeades 0:7ccf0e7e8a83 183 // Note: not calling _at->recv() from here as we're
RobMeades 0:7ccf0e7e8a83 184 // already in an _at->recv()
RobMeades 0:7ccf0e7e8a83 185 // +UUSOCL: <socket>
RobMeades 0:7ccf0e7e8a83 186 if (read_at_to_char(buf, sizeof (buf), '\n') > 0) {
RobMeades 0:7ccf0e7e8a83 187 if (sscanf(buf, ": %d", &a) == 1) {
SanaMasood 21:2a500a881a5a 188 SockCtrl *socket;
RobMeades 0:7ccf0e7e8a83 189 socket = find_socket(a);
RobMeades 0:7ccf0e7e8a83 190 tr_debug("Socket 0x%08x: handle %d closed by remote host",
RobMeades 0:7ccf0e7e8a83 191 (unsigned int) socket, a);
RobMeades 0:7ccf0e7e8a83 192 clear_socket(socket);
RobMeades 0:7ccf0e7e8a83 193 }
RobMeades 0:7ccf0e7e8a83 194 }
RobMeades 0:7ccf0e7e8a83 195 }
RobMeades 0:7ccf0e7e8a83 196
RobMeades 0:7ccf0e7e8a83 197 // Callback for UUPSDD.
RobMeades 0:7ccf0e7e8a83 198 void UbloxATCellularInterface::UUPSDD_URC()
RobMeades 0:7ccf0e7e8a83 199 {
RobMeades 0:7ccf0e7e8a83 200 int a;
RobMeades 0:7ccf0e7e8a83 201 char buf[32];
RobMeades 0:7ccf0e7e8a83 202 // Note: not calling _at->recv() from here as we're
RobMeades 0:7ccf0e7e8a83 203 // already in an _at->recv()
RobMeades 0:7ccf0e7e8a83 204 // +UUPSDD: <socket>
RobMeades 0:7ccf0e7e8a83 205 if (read_at_to_char(buf, sizeof (buf), '\n') > 0) {
RobMeades 0:7ccf0e7e8a83 206 if (sscanf(buf, ": %d", &a) == 1) {
SanaMasood 21:2a500a881a5a 207 SockCtrl *socket;
RobMeades 0:7ccf0e7e8a83 208 socket = find_socket(a);
RobMeades 0:7ccf0e7e8a83 209 tr_debug("Socket 0x%08x: handle %d connection lost",
RobMeades 0:7ccf0e7e8a83 210 (unsigned int) socket, a);
RobMeades 0:7ccf0e7e8a83 211 clear_socket(socket);
RobMeades 0:7ccf0e7e8a83 212 if (_connection_status_cb) {
RobMeades 0:7ccf0e7e8a83 213 _connection_status_cb(NSAPI_ERROR_CONNECTION_LOST);
RobMeades 0:7ccf0e7e8a83 214 }
RobMeades 0:7ccf0e7e8a83 215 }
RobMeades 0:7ccf0e7e8a83 216 }
RobMeades 0:7ccf0e7e8a83 217 }
RobMeades 0:7ccf0e7e8a83 218
RobMeades 0:7ccf0e7e8a83 219 /**********************************************************************
RobMeades 0:7ccf0e7e8a83 220 * PROTECTED METHODS: GENERAL
RobMeades 0:7ccf0e7e8a83 221 **********************************************************************/
RobMeades 0:7ccf0e7e8a83 222
RobMeades 0:7ccf0e7e8a83 223 // Get the next set of credentials, based on IMSI.
rob.meades@u-blox.com 7:3b2ca10cc23a 224 void UbloxATCellularInterface::get_next_credentials(const char ** config)
RobMeades 0:7ccf0e7e8a83 225 {
rob.meades@u-blox.com 7:3b2ca10cc23a 226 if (*config) {
rob.meades@u-blox.com 7:3b2ca10cc23a 227 _apn = _APN_GET(*config);
rob.meades@u-blox.com 7:3b2ca10cc23a 228 _uname = _APN_GET(*config);
rob.meades@u-blox.com 7:3b2ca10cc23a 229 _pwd = _APN_GET(*config);
RobMeades 0:7ccf0e7e8a83 230 }
RobMeades 0:7ccf0e7e8a83 231
RobMeades 0:7ccf0e7e8a83 232 _apn = _apn ? _apn : "";
RobMeades 0:7ccf0e7e8a83 233 _uname = _uname ? _uname : "";
RobMeades 0:7ccf0e7e8a83 234 _pwd = _pwd ? _pwd : "";
RobMeades 0:7ccf0e7e8a83 235 }
RobMeades 0:7ccf0e7e8a83 236
RobMeades 0:7ccf0e7e8a83 237 // Active a connection profile on board the modem.
RobMeades 0:7ccf0e7e8a83 238 // Note: the AT interface should be locked before this is called.
RobMeades 0:7ccf0e7e8a83 239 bool UbloxATCellularInterface::activate_profile(const char* apn,
RobMeades 0:7ccf0e7e8a83 240 const char* username,
RobMeades 0:7ccf0e7e8a83 241 const char* password,
RobMeades 0:7ccf0e7e8a83 242 nsapi_security_t auth)
RobMeades 0:7ccf0e7e8a83 243 {
RobMeades 0:7ccf0e7e8a83 244 bool activated = false;
RobMeades 0:7ccf0e7e8a83 245 bool success = false;
RobMeades 0:7ccf0e7e8a83 246 int at_timeout = _at_timeout;
RobMeades 0:7ccf0e7e8a83 247 SocketAddress address;
RobMeades 0:7ccf0e7e8a83 248
RobMeades 0:7ccf0e7e8a83 249 // Set up the APN
RobMeades 0:7ccf0e7e8a83 250 if (*apn) {
RobMeades 0:7ccf0e7e8a83 251 success = _at->send("AT+UPSD=" PROFILE ",1,\"%s\"", apn) && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 252 }
RobMeades 0:7ccf0e7e8a83 253 if (success && *username) {
RobMeades 0:7ccf0e7e8a83 254 success = _at->send("AT+UPSD=" PROFILE ",2,\"%s\"", username) && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 255 }
RobMeades 0:7ccf0e7e8a83 256 if (success && *password) {
RobMeades 0:7ccf0e7e8a83 257 success = _at->send("AT+UPSD=" PROFILE ",3,\"%s\"", password) && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 258 }
RobMeades 0:7ccf0e7e8a83 259
RobMeades 0:7ccf0e7e8a83 260 if (success) {
RobMeades 0:7ccf0e7e8a83 261 // Set up dynamic IP address assignment.
RobMeades 0:7ccf0e7e8a83 262 success = _at->send("AT+UPSD=" PROFILE ",7,\"0.0.0.0\"") && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 263 // Set up the authentication protocol
RobMeades 0:7ccf0e7e8a83 264 // 0 = none
RobMeades 0:7ccf0e7e8a83 265 // 1 = PAP (Password Authentication Protocol)
RobMeades 0:7ccf0e7e8a83 266 // 2 = CHAP (Challenge Handshake Authentication Protocol)
RobMeades 0:7ccf0e7e8a83 267 for (int protocol = nsapi_security_to_modem_security(NSAPI_SECURITY_NONE);
RobMeades 0:7ccf0e7e8a83 268 success && (protocol <= nsapi_security_to_modem_security(NSAPI_SECURITY_CHAP)); protocol++) {
RobMeades 0:7ccf0e7e8a83 269 if ((_auth == NSAPI_SECURITY_UNKNOWN) || (nsapi_security_to_modem_security(_auth) == protocol)) {
RobMeades 0:7ccf0e7e8a83 270 if (_at->send("AT+UPSD=" PROFILE ",6,%d", protocol) && _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 271 // Activate, waiting 30 seconds for the connection to be made
RobMeades 0:7ccf0e7e8a83 272 at_set_timeout(30000);
RobMeades 0:7ccf0e7e8a83 273 activated = _at->send("AT+UPSDA=" PROFILE ",3") && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 274 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 275 }
RobMeades 0:7ccf0e7e8a83 276 }
RobMeades 0:7ccf0e7e8a83 277 }
RobMeades 0:7ccf0e7e8a83 278 }
RobMeades 0:7ccf0e7e8a83 279
RobMeades 0:7ccf0e7e8a83 280 return activated;
RobMeades 0:7ccf0e7e8a83 281 }
RobMeades 0:7ccf0e7e8a83 282
RobMeades 0:7ccf0e7e8a83 283 // Activate a profile by reusing an external PDP context.
RobMeades 0:7ccf0e7e8a83 284 // Note: the AT interface should be locked before this is called.
RobMeades 0:7ccf0e7e8a83 285 bool UbloxATCellularInterface::activate_profile_reuse_external(void)
RobMeades 0:7ccf0e7e8a83 286 {
RobMeades 0:7ccf0e7e8a83 287 bool success = false;
RobMeades 0:7ccf0e7e8a83 288 int cid = -1;
RobMeades 0:7ccf0e7e8a83 289 SocketAddress address;
RobMeades 0:7ccf0e7e8a83 290 int t;
RobMeades 0:7ccf0e7e8a83 291 int at_timeout = _at_timeout;
RobMeades 0:7ccf0e7e8a83 292
RobMeades 0:7ccf0e7e8a83 293 //+CGDCONT: <cid>,"IP","<apn name>","<ip adr>",0,0,0,0,0,0
RobMeades 0:7ccf0e7e8a83 294 if (_at->send("AT+CGDCONT?")) {
SanaMasood 21:2a500a881a5a 295 char ip[NSAPI_IP_SIZE];
RobMeades 0:7ccf0e7e8a83 296 if (_at->recv("+CGDCONT: %d,\"IP\",\"%*[^\"]\",\"%" u_stringify(NSAPI_IP_SIZE) "[^\"]\",%*d,%*d,%*d,%*d,%*d,%*d",
RobMeades 0:7ccf0e7e8a83 297 &t, ip) &&
RobMeades 0:7ccf0e7e8a83 298 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 299 // Check if the IP address is valid
RobMeades 0:7ccf0e7e8a83 300 if (address.set_ip_address(ip)) {
RobMeades 0:7ccf0e7e8a83 301 cid = t;
RobMeades 0:7ccf0e7e8a83 302 }
RobMeades 0:7ccf0e7e8a83 303 }
RobMeades 0:7ccf0e7e8a83 304 }
RobMeades 0:7ccf0e7e8a83 305
RobMeades 0:7ccf0e7e8a83 306 // If a context has been found, use it
RobMeades 0:7ccf0e7e8a83 307 if ((cid != -1) && (_at->send("AT+UPSD=" PROFILE ",100,%d", cid) && _at->recv("OK"))) {
RobMeades 0:7ccf0e7e8a83 308 // Activate, waiting 30 seconds for the connection to be made
RobMeades 0:7ccf0e7e8a83 309 at_set_timeout(30000);
RobMeades 0:7ccf0e7e8a83 310 success = _at->send("AT+UPSDA=" PROFILE ",3") && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 311 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 312 }
RobMeades 0:7ccf0e7e8a83 313
RobMeades 0:7ccf0e7e8a83 314 return success;
RobMeades 0:7ccf0e7e8a83 315 }
RobMeades 0:7ccf0e7e8a83 316
RobMeades 0:7ccf0e7e8a83 317 // Activate a profile by context ID.
RobMeades 0:7ccf0e7e8a83 318 // Note: the AT interface should be locked before this is called.
RobMeades 0:7ccf0e7e8a83 319 bool UbloxATCellularInterface::activate_profile_by_cid(int cid,
RobMeades 0:7ccf0e7e8a83 320 const char* apn,
RobMeades 0:7ccf0e7e8a83 321 const char* username,
RobMeades 0:7ccf0e7e8a83 322 const char* password,
RobMeades 0:7ccf0e7e8a83 323 nsapi_security_t auth)
RobMeades 0:7ccf0e7e8a83 324 {
RobMeades 0:7ccf0e7e8a83 325 bool success = false;
RobMeades 0:7ccf0e7e8a83 326 int at_timeout = _at_timeout;
RobMeades 0:7ccf0e7e8a83 327
RobMeades 0:7ccf0e7e8a83 328 if (_at->send("AT+CGDCONT=%d,\"IP\",\"%s\"", cid, apn) && _at->recv("OK") &&
RobMeades 0:7ccf0e7e8a83 329 _at->send("AT+UAUTHREQ=%d,%d,\"%s\",\"%s\"", cid, nsapi_security_to_modem_security(auth),
RobMeades 0:7ccf0e7e8a83 330 username, password) && _at->recv("OK") &&
RobMeades 0:7ccf0e7e8a83 331 _at->send("AT+UPSD=" PROFILE ",100,%d", cid) && _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 332
RobMeades 0:7ccf0e7e8a83 333 // Wait 30 seconds for the connection to be made
RobMeades 0:7ccf0e7e8a83 334 at_set_timeout(30000);
RobMeades 0:7ccf0e7e8a83 335 // Activate the protocol
RobMeades 0:7ccf0e7e8a83 336 success = _at->send("AT+UPSDA=" PROFILE ",3") && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 337 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 338 }
RobMeades 0:7ccf0e7e8a83 339
RobMeades 0:7ccf0e7e8a83 340 return success;
RobMeades 0:7ccf0e7e8a83 341 }
RobMeades 0:7ccf0e7e8a83 342
RobMeades 0:7ccf0e7e8a83 343 // Connect the on board IP stack of the modem.
RobMeades 0:7ccf0e7e8a83 344 bool UbloxATCellularInterface::connect_modem_stack()
RobMeades 0:7ccf0e7e8a83 345 {
RobMeades 0:7ccf0e7e8a83 346 bool success = false;
RobMeades 0:7ccf0e7e8a83 347 int active = 0;
RobMeades 0:7ccf0e7e8a83 348 const char * config = NULL;
RobMeades 0:7ccf0e7e8a83 349 LOCK();
RobMeades 0:7ccf0e7e8a83 350
RobMeades 0:7ccf0e7e8a83 351 // Check the profile
RobMeades 0:7ccf0e7e8a83 352 if (_at->send("AT+UPSND=" PROFILE ",8") && _at->recv("+UPSND: %*d,%*d,%d\n", &active) &&
RobMeades 0:7ccf0e7e8a83 353 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 354 if (active == 0) {
RobMeades 0:7ccf0e7e8a83 355 // If the caller hasn't entered an APN, try to find it
RobMeades 0:7ccf0e7e8a83 356 if (_apn == NULL) {
RobMeades 0:7ccf0e7e8a83 357 config = apnconfig(_dev_info.imsi);
RobMeades 0:7ccf0e7e8a83 358 }
RobMeades 0:7ccf0e7e8a83 359
RobMeades 0:7ccf0e7e8a83 360 // Attempt to connect
RobMeades 0:7ccf0e7e8a83 361 do {
RobMeades 0:7ccf0e7e8a83 362 // Set up APN and IP protocol for PDP context
rob.meades@u-blox.com 7:3b2ca10cc23a 363 get_next_credentials(&config);
RobMeades 0:7ccf0e7e8a83 364 _auth = (*_uname && *_pwd) ? _auth : NSAPI_SECURITY_NONE;
RobMeades 0:7ccf0e7e8a83 365 if ((_dev_info.dev != DEV_TOBY_L2) && (_dev_info.dev != DEV_MPCI_L2)) {
RobMeades 0:7ccf0e7e8a83 366 success = activate_profile(_apn, _uname, _pwd, _auth);
RobMeades 0:7ccf0e7e8a83 367 } else {
RobMeades 0:7ccf0e7e8a83 368 success = activate_profile_reuse_external();
RobMeades 0:7ccf0e7e8a83 369 if (success) {
RobMeades 0:7ccf0e7e8a83 370 tr_debug("Reusing external context");
RobMeades 0:7ccf0e7e8a83 371 } else {
RobMeades 0:7ccf0e7e8a83 372 success = activate_profile_by_cid(1, _apn, _uname, _pwd, _auth);
RobMeades 0:7ccf0e7e8a83 373 }
RobMeades 0:7ccf0e7e8a83 374 }
RobMeades 0:7ccf0e7e8a83 375 } while (!success && config && *config);
RobMeades 0:7ccf0e7e8a83 376 } else {
RobMeades 0:7ccf0e7e8a83 377 // If the profile is already active, we're good
RobMeades 0:7ccf0e7e8a83 378 success = true;
RobMeades 0:7ccf0e7e8a83 379 }
RobMeades 0:7ccf0e7e8a83 380 }
RobMeades 0:7ccf0e7e8a83 381
RobMeades 0:7ccf0e7e8a83 382 if (!success) {
RobMeades 0:7ccf0e7e8a83 383 tr_error("Failed to connect, check your APN/username/password");
RobMeades 0:7ccf0e7e8a83 384 }
RobMeades 0:7ccf0e7e8a83 385
RobMeades 0:7ccf0e7e8a83 386 UNLOCK();
RobMeades 0:7ccf0e7e8a83 387 return success;
RobMeades 0:7ccf0e7e8a83 388 }
RobMeades 0:7ccf0e7e8a83 389
RobMeades 0:7ccf0e7e8a83 390 // Disconnect the on board IP stack of the modem.
RobMeades 0:7ccf0e7e8a83 391 bool UbloxATCellularInterface::disconnect_modem_stack()
RobMeades 0:7ccf0e7e8a83 392 {
RobMeades 0:7ccf0e7e8a83 393 bool success = false;
RobMeades 0:7ccf0e7e8a83 394 LOCK();
RobMeades 0:7ccf0e7e8a83 395
RobMeades 0:7ccf0e7e8a83 396 if (get_ip_address() != NULL) {
RobMeades 0:7ccf0e7e8a83 397 if (_at->send("AT+UPSDA=" PROFILE ",4") && _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 398 success = true;
RobMeades 0:7ccf0e7e8a83 399 if (_connection_status_cb) {
RobMeades 0:7ccf0e7e8a83 400 _connection_status_cb(NSAPI_ERROR_CONNECTION_LOST);
RobMeades 0:7ccf0e7e8a83 401 }
RobMeades 0:7ccf0e7e8a83 402 }
RobMeades 0:7ccf0e7e8a83 403 }
RobMeades 0:7ccf0e7e8a83 404
RobMeades 0:7ccf0e7e8a83 405 UNLOCK();
RobMeades 0:7ccf0e7e8a83 406 return success;
RobMeades 0:7ccf0e7e8a83 407 }
RobMeades 0:7ccf0e7e8a83 408
RobMeades 0:7ccf0e7e8a83 409 /**********************************************************************
RobMeades 0:7ccf0e7e8a83 410 * PROTECTED METHODS: NETWORK INTERFACE and SOCKETS
RobMeades 0:7ccf0e7e8a83 411 **********************************************************************/
RobMeades 0:7ccf0e7e8a83 412
RobMeades 0:7ccf0e7e8a83 413 // Gain access to us.
RobMeades 0:7ccf0e7e8a83 414 NetworkStack *UbloxATCellularInterface::get_stack()
RobMeades 0:7ccf0e7e8a83 415 {
RobMeades 0:7ccf0e7e8a83 416 return this;
RobMeades 0:7ccf0e7e8a83 417 }
RobMeades 0:7ccf0e7e8a83 418
RobMeades 0:7ccf0e7e8a83 419 // Create a socket.
RobMeades 0:7ccf0e7e8a83 420 nsapi_error_t UbloxATCellularInterface::socket_open(nsapi_socket_t *handle,
RobMeades 0:7ccf0e7e8a83 421 nsapi_protocol_t proto)
RobMeades 0:7ccf0e7e8a83 422 {
RobMeades 0:7ccf0e7e8a83 423 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 424 int modem_handle;
RobMeades 0:7ccf0e7e8a83 425 SockCtrl *socket;
RobMeades 0:7ccf0e7e8a83 426 LOCK();
RobMeades 0:7ccf0e7e8a83 427
RobMeades 0:7ccf0e7e8a83 428 // Find a free socket
RobMeades 0:7ccf0e7e8a83 429 socket = find_socket();
RobMeades 0:7ccf0e7e8a83 430 tr_debug("socket_open(%d)", proto);
RobMeades 0:7ccf0e7e8a83 431
RobMeades 0:7ccf0e7e8a83 432 if (socket != NULL) {
SanaMasood 21:2a500a881a5a 433 bool success = false;
RobMeades 0:7ccf0e7e8a83 434 if (proto == NSAPI_UDP) {
RobMeades 0:7ccf0e7e8a83 435 success = _at->send("AT+USOCR=17");
RobMeades 0:7ccf0e7e8a83 436 } else if (proto == NSAPI_TCP) {
RobMeades 0:7ccf0e7e8a83 437 success = _at->send("AT+USOCR=6");
RobMeades 0:7ccf0e7e8a83 438 } else {
RobMeades 0:7ccf0e7e8a83 439 nsapi_error = NSAPI_ERROR_UNSUPPORTED;
RobMeades 0:7ccf0e7e8a83 440 }
RobMeades 0:7ccf0e7e8a83 441
RobMeades 0:7ccf0e7e8a83 442 if (success) {
RobMeades 0:7ccf0e7e8a83 443 nsapi_error = NSAPI_ERROR_NO_SOCKET;
RobMeades 0:7ccf0e7e8a83 444 if (_at->recv("+USOCR: %d\n", &modem_handle) && (modem_handle != SOCKET_UNUSED) &&
RobMeades 0:7ccf0e7e8a83 445 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 446 tr_debug("Socket 0x%8x: handle %d was created", (unsigned int) socket, modem_handle);
RobMeades 0:7ccf0e7e8a83 447 clear_socket(socket);
RobMeades 0:7ccf0e7e8a83 448 socket->modem_handle = modem_handle;
RobMeades 0:7ccf0e7e8a83 449 *handle = (nsapi_socket_t) socket;
RobMeades 0:7ccf0e7e8a83 450 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 451 }
RobMeades 0:7ccf0e7e8a83 452 }
RobMeades 0:7ccf0e7e8a83 453 } else {
RobMeades 0:7ccf0e7e8a83 454 nsapi_error = NSAPI_ERROR_NO_MEMORY;
RobMeades 0:7ccf0e7e8a83 455 }
RobMeades 0:7ccf0e7e8a83 456
RobMeades 0:7ccf0e7e8a83 457 UNLOCK();
RobMeades 0:7ccf0e7e8a83 458 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 459 }
RobMeades 0:7ccf0e7e8a83 460
RobMeades 0:7ccf0e7e8a83 461 // Close a socket.
RobMeades 0:7ccf0e7e8a83 462 nsapi_error_t UbloxATCellularInterface::socket_close(nsapi_socket_t handle)
RobMeades 0:7ccf0e7e8a83 463 {
RobMeades 0:7ccf0e7e8a83 464 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 465 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 466 LOCK();
RobMeades 0:7ccf0e7e8a83 467
RobMeades 0:7ccf0e7e8a83 468 tr_debug("socket_close(0x%08x)", (unsigned int) handle);
RobMeades 0:7ccf0e7e8a83 469
RobMeades 0:7ccf0e7e8a83 470 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 471
RobMeades 0:7ccf0e7e8a83 472 if (_at->send("AT+USOCL=%d", socket->modem_handle) &&
RobMeades 0:7ccf0e7e8a83 473 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 474 clear_socket(socket);
RobMeades 0:7ccf0e7e8a83 475 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 476 }
RobMeades 0:7ccf0e7e8a83 477
RobMeades 0:7ccf0e7e8a83 478 UNLOCK();
RobMeades 0:7ccf0e7e8a83 479 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 480 }
RobMeades 0:7ccf0e7e8a83 481
RobMeades 0:7ccf0e7e8a83 482 // Bind a local port to a socket.
RobMeades 0:7ccf0e7e8a83 483 nsapi_error_t UbloxATCellularInterface::socket_bind(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 484 const SocketAddress &address)
RobMeades 0:7ccf0e7e8a83 485 {
RobMeades 0:7ccf0e7e8a83 486 nsapi_error_t nsapi_error = NSAPI_ERROR_NO_SOCKET;
RobMeades 0:7ccf0e7e8a83 487 int proto;
RobMeades 0:7ccf0e7e8a83 488 int modem_handle;
RobMeades 0:7ccf0e7e8a83 489 SockCtrl savedSocket;
RobMeades 0:7ccf0e7e8a83 490 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 491 LOCK();
RobMeades 0:7ccf0e7e8a83 492
RobMeades 0:7ccf0e7e8a83 493 tr_debug("socket_bind(0x%08x, :%d)", (unsigned int) handle, address.get_port());
RobMeades 0:7ccf0e7e8a83 494
RobMeades 0:7ccf0e7e8a83 495 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 496
RobMeades 0:7ccf0e7e8a83 497 // Query the socket type
RobMeades 0:7ccf0e7e8a83 498 if (_at->send("AT+USOCTL=%d,0", socket->modem_handle) &&
RobMeades 0:7ccf0e7e8a83 499 _at->recv("+USOCTL: %*d,0,%d\n", &proto) &&
RobMeades 0:7ccf0e7e8a83 500 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 501 savedSocket = *socket;
RobMeades 0:7ccf0e7e8a83 502 nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 503 // Now close the socket and re-open it with the binding given
RobMeades 0:7ccf0e7e8a83 504 if (_at->send("AT+USOCL=%d", socket->modem_handle) &&
RobMeades 0:7ccf0e7e8a83 505 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 506 clear_socket(socket);
RobMeades 0:7ccf0e7e8a83 507 nsapi_error = NSAPI_ERROR_CONNECTION_LOST;
RobMeades 0:7ccf0e7e8a83 508 if (_at->send("AT+USOCR=%d,%d", proto, address.get_port()) &&
RobMeades 0:7ccf0e7e8a83 509 _at->recv("+USOCR: %d\n", &modem_handle) && (modem_handle != SOCKET_UNUSED) &&
RobMeades 0:7ccf0e7e8a83 510 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 511 *socket = savedSocket;
RobMeades 0:7ccf0e7e8a83 512 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 513 }
RobMeades 0:7ccf0e7e8a83 514 }
RobMeades 0:7ccf0e7e8a83 515 }
RobMeades 0:7ccf0e7e8a83 516
RobMeades 0:7ccf0e7e8a83 517 UNLOCK();
RobMeades 0:7ccf0e7e8a83 518 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 519 }
RobMeades 0:7ccf0e7e8a83 520
RobMeades 0:7ccf0e7e8a83 521 // Connect to a socket
RobMeades 0:7ccf0e7e8a83 522 nsapi_error_t UbloxATCellularInterface::socket_connect(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 523 const SocketAddress &address)
RobMeades 0:7ccf0e7e8a83 524 {
RobMeades 0:7ccf0e7e8a83 525 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 526 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 527 LOCK();
RobMeades 0:7ccf0e7e8a83 528
RobMeades 0:7ccf0e7e8a83 529 tr_debug("socket_connect(0x%08x, %s(:%d))", (unsigned int) handle,
RobMeades 0:7ccf0e7e8a83 530 address.get_ip_address(), address.get_port());
RobMeades 0:7ccf0e7e8a83 531
RobMeades 0:7ccf0e7e8a83 532 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 533
RobMeades 0:7ccf0e7e8a83 534 if (_at->send("AT+USOCO=%d,\"%s\",%d", socket->modem_handle,
RobMeades 0:7ccf0e7e8a83 535 address.get_ip_address(), address.get_port()) &&
RobMeades 0:7ccf0e7e8a83 536 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 537 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 538 }
RobMeades 0:7ccf0e7e8a83 539
RobMeades 0:7ccf0e7e8a83 540 UNLOCK();
RobMeades 0:7ccf0e7e8a83 541 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 542 }
RobMeades 0:7ccf0e7e8a83 543
RobMeades 0:7ccf0e7e8a83 544 // Send to a socket.
RobMeades 0:7ccf0e7e8a83 545 nsapi_size_or_error_t UbloxATCellularInterface::socket_send(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 546 const void *data,
RobMeades 0:7ccf0e7e8a83 547 nsapi_size_t size)
RobMeades 0:7ccf0e7e8a83 548 {
RobMeades 0:7ccf0e7e8a83 549 nsapi_size_or_error_t nsapi_error_size = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 550 bool success = true;
RobMeades 0:7ccf0e7e8a83 551 const char *buf = (const char *) data;
RobMeades 0:7ccf0e7e8a83 552 nsapi_size_t blk = MAX_WRITE_SIZE;
RobMeades 0:7ccf0e7e8a83 553 nsapi_size_t count = size;
RobMeades 0:7ccf0e7e8a83 554 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 555
RobMeades 0:7ccf0e7e8a83 556 tr_debug("socket_send(0x%08x, 0x%08x, %d)", (unsigned int) handle, (unsigned int) data, size);
RobMeades 0:7ccf0e7e8a83 557
RobMeades 0:7ccf0e7e8a83 558 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 559
RobMeades 15:8cc9a80ac0ad 560 if (socket->modem_handle == SOCKET_UNUSED) {
RobMeades 15:8cc9a80ac0ad 561 tr_debug("socket_send: socket closed");
RobMeades 15:8cc9a80ac0ad 562 return NSAPI_ERROR_NO_SOCKET;
RobMeades 15:8cc9a80ac0ad 563 }
RobMeades 15:8cc9a80ac0ad 564
RobMeades 0:7ccf0e7e8a83 565 while ((count > 0) && success) {
RobMeades 0:7ccf0e7e8a83 566 if (count < blk) {
RobMeades 0:7ccf0e7e8a83 567 blk = count;
RobMeades 0:7ccf0e7e8a83 568 }
RobMeades 0:7ccf0e7e8a83 569 LOCK();
RobMeades 0:7ccf0e7e8a83 570
RobMeades 0:7ccf0e7e8a83 571 if (_at->send("AT+USOWR=%d,%d", socket->modem_handle, blk) && _at->recv("@")) {
RobMeades 0:7ccf0e7e8a83 572 wait_ms(50);
RobMeades 0:7ccf0e7e8a83 573 if ((_at->write(buf, blk) < (int) blk) ||
RobMeades 0:7ccf0e7e8a83 574 !_at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 575 success = false;
RobMeades 0:7ccf0e7e8a83 576 }
RobMeades 0:7ccf0e7e8a83 577 } else {
RobMeades 0:7ccf0e7e8a83 578 success = false;
RobMeades 0:7ccf0e7e8a83 579 }
RobMeades 0:7ccf0e7e8a83 580
RobMeades 0:7ccf0e7e8a83 581 UNLOCK();
RobMeades 0:7ccf0e7e8a83 582 buf += blk;
RobMeades 0:7ccf0e7e8a83 583 count -= blk;
RobMeades 0:7ccf0e7e8a83 584 }
RobMeades 0:7ccf0e7e8a83 585
RobMeades 0:7ccf0e7e8a83 586 if (success) {
RobMeades 0:7ccf0e7e8a83 587 nsapi_error_size = size - count;
RobMeades 0:7ccf0e7e8a83 588 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 589 tr_debug("socket_send: %d \"%*.*s\"", size, size, size, (char *) data);
RobMeades 0:7ccf0e7e8a83 590 }
RobMeades 0:7ccf0e7e8a83 591 }
RobMeades 0:7ccf0e7e8a83 592
RobMeades 0:7ccf0e7e8a83 593 return nsapi_error_size;
RobMeades 0:7ccf0e7e8a83 594 }
RobMeades 0:7ccf0e7e8a83 595
RobMeades 0:7ccf0e7e8a83 596 // Send to an IP address.
RobMeades 0:7ccf0e7e8a83 597 nsapi_size_or_error_t UbloxATCellularInterface::socket_sendto(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 598 const SocketAddress &address,
RobMeades 0:7ccf0e7e8a83 599 const void *data,
RobMeades 0:7ccf0e7e8a83 600 nsapi_size_t size)
RobMeades 0:7ccf0e7e8a83 601 {
RobMeades 0:7ccf0e7e8a83 602 nsapi_size_or_error_t nsapi_error_size = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 603 bool success = true;
RobMeades 0:7ccf0e7e8a83 604 const char *buf = (const char *) data;
RobMeades 0:7ccf0e7e8a83 605 nsapi_size_t blk = MAX_WRITE_SIZE;
RobMeades 0:7ccf0e7e8a83 606 nsapi_size_t count = size;
RobMeades 0:7ccf0e7e8a83 607 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 608
RobMeades 0:7ccf0e7e8a83 609 tr_debug("socket_sendto(0x%8x, %s(:%d), 0x%08x, %d)", (unsigned int) handle,
RobMeades 0:7ccf0e7e8a83 610 address.get_ip_address(), address.get_port(), (unsigned int) data, size);
RobMeades 0:7ccf0e7e8a83 611
RobMeades 0:7ccf0e7e8a83 612 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 613
RobMeades 0:7ccf0e7e8a83 614 if (size > MAX_WRITE_SIZE) {
RobMeades 0:7ccf0e7e8a83 615 tr_warn("WARNING: packet length %d is too big for one UDP packet (max %d), will be fragmented.", size, MAX_WRITE_SIZE);
RobMeades 0:7ccf0e7e8a83 616 }
RobMeades 0:7ccf0e7e8a83 617
RobMeades 0:7ccf0e7e8a83 618 while ((count > 0) && success) {
RobMeades 0:7ccf0e7e8a83 619 if (count < blk) {
RobMeades 0:7ccf0e7e8a83 620 blk = count;
RobMeades 0:7ccf0e7e8a83 621 }
RobMeades 0:7ccf0e7e8a83 622 LOCK();
RobMeades 0:7ccf0e7e8a83 623
RobMeades 0:7ccf0e7e8a83 624 if (_at->send("AT+USOST=%d,\"%s\",%d,%d", socket->modem_handle,
RobMeades 0:7ccf0e7e8a83 625 address.get_ip_address(), address.get_port(), blk) &&
RobMeades 0:7ccf0e7e8a83 626 _at->recv("@")) {
RobMeades 0:7ccf0e7e8a83 627 wait_ms(50);
RobMeades 0:7ccf0e7e8a83 628 if ((_at->write(buf, blk) >= (int) blk) &&
RobMeades 0:7ccf0e7e8a83 629 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 630 } else {
RobMeades 0:7ccf0e7e8a83 631 success = false;
RobMeades 0:7ccf0e7e8a83 632 }
RobMeades 0:7ccf0e7e8a83 633 } else {
RobMeades 0:7ccf0e7e8a83 634 success = false;
RobMeades 0:7ccf0e7e8a83 635 }
RobMeades 0:7ccf0e7e8a83 636
RobMeades 0:7ccf0e7e8a83 637 UNLOCK();
RobMeades 0:7ccf0e7e8a83 638 buf += blk;
RobMeades 0:7ccf0e7e8a83 639 count -= blk;
RobMeades 0:7ccf0e7e8a83 640 }
RobMeades 0:7ccf0e7e8a83 641
RobMeades 0:7ccf0e7e8a83 642 if (success) {
RobMeades 0:7ccf0e7e8a83 643 nsapi_error_size = size - count;
RobMeades 0:7ccf0e7e8a83 644 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 645 tr_debug("socket_sendto: %d \"%*.*s\"", size, size, size, (char *) data);
RobMeades 0:7ccf0e7e8a83 646 }
RobMeades 0:7ccf0e7e8a83 647 }
RobMeades 0:7ccf0e7e8a83 648
RobMeades 0:7ccf0e7e8a83 649 return nsapi_error_size;
RobMeades 0:7ccf0e7e8a83 650 }
RobMeades 0:7ccf0e7e8a83 651
RobMeades 0:7ccf0e7e8a83 652 // Receive from a socket, TCP style.
RobMeades 0:7ccf0e7e8a83 653 nsapi_size_or_error_t UbloxATCellularInterface::socket_recv(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 654 void *data,
RobMeades 0:7ccf0e7e8a83 655 nsapi_size_t size)
RobMeades 0:7ccf0e7e8a83 656 {
RobMeades 0:7ccf0e7e8a83 657 nsapi_size_or_error_t nsapi_error_size = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 658 bool success = true;
RobMeades 0:7ccf0e7e8a83 659 char *buf = (char *) data;
RobMeades 0:7ccf0e7e8a83 660 nsapi_size_t read_blk;
RobMeades 0:7ccf0e7e8a83 661 nsapi_size_t count = 0;
RobMeades 0:7ccf0e7e8a83 662 unsigned int usord_sz;
RobMeades 0:7ccf0e7e8a83 663 int read_sz;
RobMeades 0:7ccf0e7e8a83 664 Timer timer;
RobMeades 0:7ccf0e7e8a83 665 SockCtrl *socket = (SockCtrl *) handle;
SanaMasood 21:2a500a881a5a 666
RobMeades 0:7ccf0e7e8a83 667
RobMeades 0:7ccf0e7e8a83 668 tr_debug("socket_recv(0x%08x, 0x%08x, %d)",
RobMeades 0:7ccf0e7e8a83 669 (unsigned int) handle, (unsigned int) data, size);
RobMeades 0:7ccf0e7e8a83 670
RobMeades 0:7ccf0e7e8a83 671 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 672
RobMeades 15:8cc9a80ac0ad 673 if (socket->modem_handle == SOCKET_UNUSED) {
RobMeades 15:8cc9a80ac0ad 674 tr_debug("socket_recv: socket closed");
RobMeades 15:8cc9a80ac0ad 675 return NSAPI_ERROR_NO_SOCKET;
RobMeades 15:8cc9a80ac0ad 676 }
RobMeades 15:8cc9a80ac0ad 677
RobMeades 0:7ccf0e7e8a83 678 timer.start();
RobMeades 0:7ccf0e7e8a83 679
RobMeades 0:7ccf0e7e8a83 680 while (success && (size > 0)) {
SanaMasood 21:2a500a881a5a 681 int at_timeout;
RobMeades 0:7ccf0e7e8a83 682 LOCK();
RobMeades 0:7ccf0e7e8a83 683 at_timeout = _at_timeout;
RobMeades 0:7ccf0e7e8a83 684 at_set_timeout(1000);
RobMeades 0:7ccf0e7e8a83 685
RobMeades 0:7ccf0e7e8a83 686 read_blk = MAX_READ_SIZE;
RobMeades 0:7ccf0e7e8a83 687 if (read_blk > size) {
RobMeades 0:7ccf0e7e8a83 688 read_blk = size;
RobMeades 0:7ccf0e7e8a83 689 }
RobMeades 0:7ccf0e7e8a83 690 if (socket->pending > 0) {
RobMeades 0:7ccf0e7e8a83 691 tr_debug("Socket 0x%08x: modem handle %d has %d byte(s) pending",
RobMeades 0:7ccf0e7e8a83 692 (unsigned int) socket, socket->modem_handle, socket->pending);
RobMeades 0:7ccf0e7e8a83 693 _at->debug_on(false); // ABSOLUTELY no time for debug here if you want to
RobMeades 0:7ccf0e7e8a83 694 // be able to read packets of any size without
RobMeades 0:7ccf0e7e8a83 695 // losing characters in UARTSerial
RobMeades 0:7ccf0e7e8a83 696 if (_at->send("AT+USORD=%d,%d", socket->modem_handle, read_blk) &&
RobMeades 0:7ccf0e7e8a83 697 _at->recv("+USORD: %*d,%d,\"", &usord_sz)) {
RobMeades 10:ba18f4418ee8 698 // Must use what +USORD returns here as it may be less or more than we asked for
RobMeades 10:ba18f4418ee8 699 if (usord_sz > socket->pending) {
RobMeades 10:ba18f4418ee8 700 socket->pending = 0;
RobMeades 10:ba18f4418ee8 701 } else {
RobMeades 10:ba18f4418ee8 702 socket->pending -= usord_sz;
RobMeades 10:ba18f4418ee8 703 }
RobMeades 0:7ccf0e7e8a83 704 // Note: insert no debug between _at->recv() and _at->read(), no time...
RobMeades 0:7ccf0e7e8a83 705 if (usord_sz > size) {
RobMeades 0:7ccf0e7e8a83 706 usord_sz = size;
RobMeades 0:7ccf0e7e8a83 707 }
RobMeades 0:7ccf0e7e8a83 708 read_sz = _at->read(buf, usord_sz);
RobMeades 0:7ccf0e7e8a83 709 if (read_sz > 0) {
RobMeades 0:7ccf0e7e8a83 710 tr_debug("...read %d byte(s) from modem handle %d...", read_sz,
RobMeades 0:7ccf0e7e8a83 711 socket->modem_handle);
RobMeades 0:7ccf0e7e8a83 712 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 713 tr_debug("Read returned %d, |%*.*s|", read_sz, read_sz, read_sz, buf);
RobMeades 0:7ccf0e7e8a83 714 }
RobMeades 0:7ccf0e7e8a83 715 count += read_sz;
RobMeades 0:7ccf0e7e8a83 716 buf += read_sz;
RobMeades 0:7ccf0e7e8a83 717 size -= read_sz;
RobMeades 0:7ccf0e7e8a83 718 } else {
RobMeades 0:7ccf0e7e8a83 719 // read() should not fail
RobMeades 0:7ccf0e7e8a83 720 success = false;
RobMeades 0:7ccf0e7e8a83 721 }
RobMeades 0:7ccf0e7e8a83 722 tr_debug("Socket 0x%08x: modem handle %d now has only %d byte(s) pending",
RobMeades 0:7ccf0e7e8a83 723 (unsigned int) socket, socket->modem_handle, socket->pending);
RobMeades 0:7ccf0e7e8a83 724 // Wait for the "OK" before continuing
RobMeades 0:7ccf0e7e8a83 725 _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 726 } else {
RobMeades 0:7ccf0e7e8a83 727 // Should never fail to do _at->send()/_at->recv()
RobMeades 0:7ccf0e7e8a83 728 success = false;
RobMeades 0:7ccf0e7e8a83 729 }
RobMeades 0:7ccf0e7e8a83 730 _at->debug_on(_debug_trace_on);
RobMeades 0:7ccf0e7e8a83 731 } else if (timer.read_ms() < SOCKET_TIMEOUT) {
RobMeades 0:7ccf0e7e8a83 732 // Wait for URCs
RobMeades 0:7ccf0e7e8a83 733 _at->recv(UNNATURAL_STRING);
RobMeades 0:7ccf0e7e8a83 734 } else {
RobMeades 0:7ccf0e7e8a83 735 if (count == 0) {
RobMeades 0:7ccf0e7e8a83 736 // Timeout with nothing received
RobMeades 0:7ccf0e7e8a83 737 nsapi_error_size = NSAPI_ERROR_WOULD_BLOCK;
RobMeades 0:7ccf0e7e8a83 738 success = false;
RobMeades 0:7ccf0e7e8a83 739 }
RobMeades 0:7ccf0e7e8a83 740 size = 0; // This simply to cause an exit
RobMeades 0:7ccf0e7e8a83 741 }
RobMeades 0:7ccf0e7e8a83 742
RobMeades 0:7ccf0e7e8a83 743 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 744 UNLOCK();
RobMeades 0:7ccf0e7e8a83 745 }
RobMeades 0:7ccf0e7e8a83 746 timer.stop();
RobMeades 0:7ccf0e7e8a83 747
RobMeades 0:7ccf0e7e8a83 748 if (success) {
RobMeades 0:7ccf0e7e8a83 749 nsapi_error_size = count;
RobMeades 0:7ccf0e7e8a83 750 }
RobMeades 0:7ccf0e7e8a83 751
RobMeades 0:7ccf0e7e8a83 752 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 753 tr_debug("socket_recv: %d \"%*.*s\"", count, count, count, buf - count);
RobMeades 0:7ccf0e7e8a83 754 } else {
RobMeades 0:7ccf0e7e8a83 755 tr_debug("socket_recv: received %d byte(s)", count);
RobMeades 0:7ccf0e7e8a83 756 }
RobMeades 0:7ccf0e7e8a83 757
RobMeades 0:7ccf0e7e8a83 758 return nsapi_error_size;
RobMeades 0:7ccf0e7e8a83 759 }
RobMeades 0:7ccf0e7e8a83 760
RobMeades 0:7ccf0e7e8a83 761 // Receive a packet over a UDP socket.
RobMeades 0:7ccf0e7e8a83 762 nsapi_size_or_error_t UbloxATCellularInterface::socket_recvfrom(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 763 SocketAddress *address,
RobMeades 0:7ccf0e7e8a83 764 void *data,
RobMeades 0:7ccf0e7e8a83 765 nsapi_size_t size)
RobMeades 0:7ccf0e7e8a83 766 {
RobMeades 0:7ccf0e7e8a83 767 nsapi_size_or_error_t nsapi_error_size = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 768 bool success = true;
RobMeades 0:7ccf0e7e8a83 769 char *buf = (char *) data;
RobMeades 0:7ccf0e7e8a83 770 nsapi_size_t read_blk;
RobMeades 0:7ccf0e7e8a83 771 nsapi_size_t count = 0;
RobMeades 0:7ccf0e7e8a83 772 char ipAddress[NSAPI_IP_SIZE];
RobMeades 0:7ccf0e7e8a83 773 int port;
RobMeades 0:7ccf0e7e8a83 774 unsigned int usorf_sz;
RobMeades 0:7ccf0e7e8a83 775 int read_sz;
RobMeades 0:7ccf0e7e8a83 776 Timer timer;
RobMeades 0:7ccf0e7e8a83 777 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 778
RobMeades 0:7ccf0e7e8a83 779 tr_debug("socket_recvfrom(0x%08x, 0x%08x, %d)",
RobMeades 0:7ccf0e7e8a83 780 (unsigned int) handle, (unsigned int) data, size);
RobMeades 0:7ccf0e7e8a83 781
RobMeades 0:7ccf0e7e8a83 782 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 783
RobMeades 0:7ccf0e7e8a83 784 timer.start();
RobMeades 0:7ccf0e7e8a83 785
RobMeades 0:7ccf0e7e8a83 786 while (success && (size > 0)) {
SanaMasood 21:2a500a881a5a 787 int at_timeout;
RobMeades 0:7ccf0e7e8a83 788 LOCK();
RobMeades 0:7ccf0e7e8a83 789 at_timeout = _at_timeout;
RobMeades 0:7ccf0e7e8a83 790 at_set_timeout(1000);
RobMeades 0:7ccf0e7e8a83 791
RobMeades 0:7ccf0e7e8a83 792 read_blk = MAX_READ_SIZE;
RobMeades 0:7ccf0e7e8a83 793 if (read_blk > size) {
RobMeades 0:7ccf0e7e8a83 794 read_blk = size;
RobMeades 0:7ccf0e7e8a83 795 }
RobMeades 0:7ccf0e7e8a83 796 if (socket->pending > 0) {
RobMeades 0:7ccf0e7e8a83 797 tr_debug("Socket 0x%08x: modem handle %d has %d byte(s) pending",
RobMeades 0:7ccf0e7e8a83 798 (unsigned int) socket, socket->modem_handle, socket->pending);
RobMeades 0:7ccf0e7e8a83 799 memset (ipAddress, 0, sizeof (ipAddress)); // Ensure terminator
RobMeades 0:7ccf0e7e8a83 800
RobMeades 0:7ccf0e7e8a83 801 // Note: the maximum length of UDP packet we can receive comes from
RobMeades 0:7ccf0e7e8a83 802 // fitting all of the following into one buffer:
RobMeades 0:7ccf0e7e8a83 803 //
RobMeades 0:7ccf0e7e8a83 804 // +USORF: xx,"max.len.ip.address.ipv4.or.ipv6",yyyyy,wwww,"the_data"\r\n
RobMeades 0:7ccf0e7e8a83 805 //
RobMeades 0:7ccf0e7e8a83 806 // where xx is the handle, max.len.ip.address.ipv4.or.ipv6 is NSAPI_IP_SIZE,
RobMeades 0:7ccf0e7e8a83 807 // yyyyy is the port number (max 65536), wwww is the length of the data and
RobMeades 0:7ccf0e7e8a83 808 // the_data is binary data. I make that 29 + 48 + len(the_data),
RobMeades 0:7ccf0e7e8a83 809 // so the overhead is 77 bytes.
RobMeades 0:7ccf0e7e8a83 810
RobMeades 0:7ccf0e7e8a83 811 _at->debug_on(false); // ABSOLUTELY no time for debug here if you want to
RobMeades 0:7ccf0e7e8a83 812 // be able to read packets of any size without
RobMeades 0:7ccf0e7e8a83 813 // losing characters in UARTSerial
RobMeades 0:7ccf0e7e8a83 814 if (_at->send("AT+USORF=%d,%d", socket->modem_handle, read_blk) &&
RobMeades 0:7ccf0e7e8a83 815 _at->recv("+USORF: %*d,\"%" u_stringify(NSAPI_IP_SIZE) "[^\"]\",%d,%d,\"",
RobMeades 0:7ccf0e7e8a83 816 ipAddress, &port, &usorf_sz)) {
RobMeades 10:ba18f4418ee8 817 // Must use what +USORF returns here as it may be less or more than we asked for
RobMeades 10:ba18f4418ee8 818 if (usorf_sz > socket->pending) {
RobMeades 10:ba18f4418ee8 819 socket->pending = 0;
RobMeades 10:ba18f4418ee8 820 } else {
RobMeades 10:ba18f4418ee8 821 socket->pending -= usorf_sz;
RobMeades 10:ba18f4418ee8 822 }
RobMeades 0:7ccf0e7e8a83 823 // Note: insert no debug between _at->recv() and _at->read(), no time...
RobMeades 0:7ccf0e7e8a83 824 if (usorf_sz > size) {
RobMeades 0:7ccf0e7e8a83 825 usorf_sz = size;
RobMeades 0:7ccf0e7e8a83 826 }
RobMeades 0:7ccf0e7e8a83 827 read_sz = _at->read(buf, usorf_sz);
RobMeades 0:7ccf0e7e8a83 828 if (read_sz > 0) {
RobMeades 0:7ccf0e7e8a83 829 address->set_ip_address(ipAddress);
RobMeades 0:7ccf0e7e8a83 830 address->set_port(port);
RobMeades 0:7ccf0e7e8a83 831 tr_debug("...read %d byte(s) from modem handle %d...", read_sz,
RobMeades 0:7ccf0e7e8a83 832 socket->modem_handle);
RobMeades 0:7ccf0e7e8a83 833 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 834 tr_debug("Read returned %d, |%*.*s|", read_sz, read_sz, read_sz, buf);
RobMeades 0:7ccf0e7e8a83 835 }
RobMeades 0:7ccf0e7e8a83 836 count += read_sz;
RobMeades 0:7ccf0e7e8a83 837 buf += read_sz;
RobMeades 0:7ccf0e7e8a83 838 size -= read_sz;
RobMeades 0:7ccf0e7e8a83 839 if ((usorf_sz < read_blk) || (usorf_sz == MAX_READ_SIZE)) {
RobMeades 0:7ccf0e7e8a83 840 size = 0; // If we've received less than we asked for, or
RobMeades 0:7ccf0e7e8a83 841 // the max size, then a whole UDP packet has arrived and
RobMeades 0:7ccf0e7e8a83 842 // this means DONE.
RobMeades 0:7ccf0e7e8a83 843 }
RobMeades 0:7ccf0e7e8a83 844 } else {
RobMeades 0:7ccf0e7e8a83 845 // read() should not fail
RobMeades 0:7ccf0e7e8a83 846 success = false;
RobMeades 0:7ccf0e7e8a83 847 }
RobMeades 0:7ccf0e7e8a83 848 tr_debug("Socket 0x%08x: modem handle %d now has only %d byte(s) pending",
RobMeades 0:7ccf0e7e8a83 849 (unsigned int) socket, socket->modem_handle, socket->pending);
RobMeades 0:7ccf0e7e8a83 850 // Wait for the "OK" before continuing
RobMeades 0:7ccf0e7e8a83 851 _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 852 } else {
RobMeades 0:7ccf0e7e8a83 853 // Should never fail to do _at->send()/_at->recv()
RobMeades 0:7ccf0e7e8a83 854 success = false;
RobMeades 0:7ccf0e7e8a83 855 }
RobMeades 0:7ccf0e7e8a83 856 _at->debug_on(_debug_trace_on);
RobMeades 0:7ccf0e7e8a83 857 } else if (timer.read_ms() < SOCKET_TIMEOUT) {
RobMeades 0:7ccf0e7e8a83 858 // Wait for URCs
RobMeades 0:7ccf0e7e8a83 859 _at->recv(UNNATURAL_STRING);
RobMeades 0:7ccf0e7e8a83 860 } else {
RobMeades 0:7ccf0e7e8a83 861 if (count == 0) {
RobMeades 0:7ccf0e7e8a83 862 // Timeout with nothing received
RobMeades 0:7ccf0e7e8a83 863 nsapi_error_size = NSAPI_ERROR_WOULD_BLOCK;
RobMeades 0:7ccf0e7e8a83 864 success = false;
RobMeades 0:7ccf0e7e8a83 865 }
RobMeades 0:7ccf0e7e8a83 866 size = 0; // This simply to cause an exit
RobMeades 0:7ccf0e7e8a83 867 }
RobMeades 0:7ccf0e7e8a83 868
RobMeades 0:7ccf0e7e8a83 869 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 870 UNLOCK();
RobMeades 0:7ccf0e7e8a83 871 }
RobMeades 0:7ccf0e7e8a83 872 timer.stop();
RobMeades 0:7ccf0e7e8a83 873
RobMeades 0:7ccf0e7e8a83 874 if (success) {
RobMeades 0:7ccf0e7e8a83 875 nsapi_error_size = count;
RobMeades 0:7ccf0e7e8a83 876 }
RobMeades 0:7ccf0e7e8a83 877
RobMeades 0:7ccf0e7e8a83 878 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 879 tr_debug("socket_recvfrom: %d \"%*.*s\"", count, count, count, buf - count);
RobMeades 0:7ccf0e7e8a83 880 } else {
RobMeades 0:7ccf0e7e8a83 881 tr_debug("socket_recvfrom: received %d byte(s)", count);
RobMeades 0:7ccf0e7e8a83 882 }
RobMeades 0:7ccf0e7e8a83 883
RobMeades 0:7ccf0e7e8a83 884 return nsapi_error_size;
RobMeades 0:7ccf0e7e8a83 885 }
RobMeades 0:7ccf0e7e8a83 886
RobMeades 0:7ccf0e7e8a83 887 // Attach an event callback to a socket, required for asynchronous
RobMeades 0:7ccf0e7e8a83 888 // data reception
RobMeades 0:7ccf0e7e8a83 889 void UbloxATCellularInterface::socket_attach(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 890 void (*callback)(void *),
RobMeades 0:7ccf0e7e8a83 891 void *data)
RobMeades 0:7ccf0e7e8a83 892 {
RobMeades 0:7ccf0e7e8a83 893 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 894
RobMeades 0:7ccf0e7e8a83 895 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 896
RobMeades 0:7ccf0e7e8a83 897 socket->callback = callback;
RobMeades 0:7ccf0e7e8a83 898 socket->data = data;
RobMeades 0:7ccf0e7e8a83 899 }
RobMeades 0:7ccf0e7e8a83 900
RobMeades 0:7ccf0e7e8a83 901 // Unsupported TCP server functions.
RobMeades 0:7ccf0e7e8a83 902 nsapi_error_t UbloxATCellularInterface::socket_listen(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 903 int backlog)
RobMeades 0:7ccf0e7e8a83 904 {
RobMeades 0:7ccf0e7e8a83 905 return NSAPI_ERROR_UNSUPPORTED;
RobMeades 0:7ccf0e7e8a83 906 }
RobMeades 0:7ccf0e7e8a83 907 nsapi_error_t UbloxATCellularInterface::socket_accept(nsapi_socket_t server,
RobMeades 0:7ccf0e7e8a83 908 nsapi_socket_t *handle,
RobMeades 0:7ccf0e7e8a83 909 SocketAddress *address)
RobMeades 0:7ccf0e7e8a83 910 {
RobMeades 0:7ccf0e7e8a83 911 return NSAPI_ERROR_UNSUPPORTED;
RobMeades 0:7ccf0e7e8a83 912 }
RobMeades 0:7ccf0e7e8a83 913
RobMeades 0:7ccf0e7e8a83 914 // Unsupported option functions.
RobMeades 0:7ccf0e7e8a83 915 nsapi_error_t UbloxATCellularInterface::setsockopt(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 916 int level, int optname,
RobMeades 0:7ccf0e7e8a83 917 const void *optval,
RobMeades 0:7ccf0e7e8a83 918 unsigned optlen)
RobMeades 0:7ccf0e7e8a83 919 {
RobMeades 0:7ccf0e7e8a83 920 return NSAPI_ERROR_UNSUPPORTED;
RobMeades 0:7ccf0e7e8a83 921 }
RobMeades 0:7ccf0e7e8a83 922 nsapi_error_t UbloxATCellularInterface::getsockopt(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 923 int level, int optname,
RobMeades 0:7ccf0e7e8a83 924 void *optval,
RobMeades 0:7ccf0e7e8a83 925 unsigned *optlen)
RobMeades 0:7ccf0e7e8a83 926 {
RobMeades 0:7ccf0e7e8a83 927 return NSAPI_ERROR_UNSUPPORTED;
RobMeades 0:7ccf0e7e8a83 928 }
RobMeades 0:7ccf0e7e8a83 929
RobMeades 0:7ccf0e7e8a83 930 /**********************************************************************
RobMeades 0:7ccf0e7e8a83 931 * PUBLIC METHODS
RobMeades 0:7ccf0e7e8a83 932 **********************************************************************/
RobMeades 0:7ccf0e7e8a83 933
RobMeades 0:7ccf0e7e8a83 934 // Constructor.
RobMeades 0:7ccf0e7e8a83 935 UbloxATCellularInterface::UbloxATCellularInterface(PinName tx,
RobMeades 0:7ccf0e7e8a83 936 PinName rx,
RobMeades 0:7ccf0e7e8a83 937 int baud,
amq 16:2b30a056ae54 938 bool debug_on,
amq 16:2b30a056ae54 939 osPriority priority)
RobMeades 0:7ccf0e7e8a83 940 {
RobMeades 0:7ccf0e7e8a83 941 _sim_pin_check_change_pending = false;
RobMeades 0:7ccf0e7e8a83 942 _sim_pin_check_change_pending_enabled_value = false;
RobMeades 0:7ccf0e7e8a83 943 _sim_pin_change_pending = false;
RobMeades 0:7ccf0e7e8a83 944 _sim_pin_change_pending_new_pin_value = NULL;
RobMeades 14:e7dcf3388403 945 _run_event_thread = true;
RobMeades 0:7ccf0e7e8a83 946 _apn = NULL;
RobMeades 0:7ccf0e7e8a83 947 _uname = NULL;
RobMeades 0:7ccf0e7e8a83 948 _pwd = NULL;
SanaMasood 21:2a500a881a5a 949
SanaMasood 21:2a500a881a5a 950
SanaMasood 21:2a500a881a5a 951
RobMeades 0:7ccf0e7e8a83 952
RobMeades 0:7ccf0e7e8a83 953 // Initialise sockets storage
RobMeades 0:7ccf0e7e8a83 954 memset(_sockets, 0, sizeof(_sockets));
RobMeades 0:7ccf0e7e8a83 955 for (unsigned int socket = 0; socket < sizeof(_sockets) / sizeof(_sockets[0]); socket++) {
RobMeades 0:7ccf0e7e8a83 956 _sockets[socket].modem_handle = SOCKET_UNUSED;
RobMeades 0:7ccf0e7e8a83 957 _sockets[socket].callback = NULL;
RobMeades 0:7ccf0e7e8a83 958 _sockets[socket].data = NULL;
RobMeades 0:7ccf0e7e8a83 959 }
RobMeades 0:7ccf0e7e8a83 960
RobMeades 0:7ccf0e7e8a83 961 // The authentication to use
RobMeades 0:7ccf0e7e8a83 962 _auth = NSAPI_SECURITY_UNKNOWN;
RobMeades 0:7ccf0e7e8a83 963
RobMeades 0:7ccf0e7e8a83 964 // Nullify the temporary IP address storage
RobMeades 0:7ccf0e7e8a83 965 _ip = NULL;
SanaMasood 21:2a500a881a5a 966 _connection_status_cb = NULL;
SanaMasood 21:2a500a881a5a 967
RobMeades 0:7ccf0e7e8a83 968
RobMeades 0:7ccf0e7e8a83 969 // Initialise the base class, which starts the AT parser
RobMeades 0:7ccf0e7e8a83 970 baseClassInit(tx, rx, baud, debug_on);
RobMeades 0:7ccf0e7e8a83 971
RobMeades 0:7ccf0e7e8a83 972 // Start the event handler thread for Rx data
RobMeades 0:7ccf0e7e8a83 973 event_thread.start(callback(this, &UbloxATCellularInterface::handle_event));
amq 16:2b30a056ae54 974 event_thread.set_priority(priority);
RobMeades 0:7ccf0e7e8a83 975
RobMeades 0:7ccf0e7e8a83 976 // URC handlers for sockets
RobMeades 0:7ccf0e7e8a83 977 _at->oob("+UUSORD", callback(this, &UbloxATCellularInterface::UUSORD_URC));
RobMeades 0:7ccf0e7e8a83 978 _at->oob("+UUSORF", callback(this, &UbloxATCellularInterface::UUSORF_URC));
RobMeades 0:7ccf0e7e8a83 979 _at->oob("+UUSOCL", callback(this, &UbloxATCellularInterface::UUSOCL_URC));
RobMeades 0:7ccf0e7e8a83 980 _at->oob("+UUPSDD", callback(this, &UbloxATCellularInterface::UUPSDD_URC));
RobMeades 0:7ccf0e7e8a83 981 }
RobMeades 0:7ccf0e7e8a83 982
RobMeades 0:7ccf0e7e8a83 983 // Destructor.
RobMeades 0:7ccf0e7e8a83 984 UbloxATCellularInterface::~UbloxATCellularInterface()
RobMeades 0:7ccf0e7e8a83 985 {
RobMeades 14:e7dcf3388403 986 // Let the event thread shut down tidily
RobMeades 14:e7dcf3388403 987 _run_event_thread = false;
RobMeades 14:e7dcf3388403 988 event_thread.join();
RobMeades 14:e7dcf3388403 989
RobMeades 0:7ccf0e7e8a83 990 // Free _ip if it was ever allocated
RobMeades 0:7ccf0e7e8a83 991 free(_ip);
RobMeades 0:7ccf0e7e8a83 992 }
RobMeades 0:7ccf0e7e8a83 993
RobMeades 0:7ccf0e7e8a83 994 // Set the authentication scheme.
RobMeades 0:7ccf0e7e8a83 995 void UbloxATCellularInterface::set_authentication(nsapi_security_t auth)
RobMeades 0:7ccf0e7e8a83 996 {
RobMeades 0:7ccf0e7e8a83 997 _auth = auth;
RobMeades 0:7ccf0e7e8a83 998 }
RobMeades 0:7ccf0e7e8a83 999
RobMeades 0:7ccf0e7e8a83 1000 // Set APN, user name and password.
RobMeades 0:7ccf0e7e8a83 1001 void UbloxATCellularInterface::set_credentials(const char *apn,
RobMeades 0:7ccf0e7e8a83 1002 const char *uname,
RobMeades 0:7ccf0e7e8a83 1003 const char *pwd)
RobMeades 0:7ccf0e7e8a83 1004 {
RobMeades 0:7ccf0e7e8a83 1005 _apn = apn;
RobMeades 0:7ccf0e7e8a83 1006 _uname = uname;
RobMeades 0:7ccf0e7e8a83 1007 _pwd = pwd;
RobMeades 0:7ccf0e7e8a83 1008 }
RobMeades 0:7ccf0e7e8a83 1009
RobMeades 0:7ccf0e7e8a83 1010 // Set PIN.
RobMeades 12:ff6fac481487 1011 void UbloxATCellularInterface::set_sim_pin(const char *pin)
RobMeades 12:ff6fac481487 1012 {
RobMeades 0:7ccf0e7e8a83 1013 set_pin(pin);
RobMeades 0:7ccf0e7e8a83 1014 }
RobMeades 0:7ccf0e7e8a83 1015
RobMeades 0:7ccf0e7e8a83 1016 // Get the IP address of a host.
RobMeades 0:7ccf0e7e8a83 1017 nsapi_error_t UbloxATCellularInterface::gethostbyname(const char *host,
RobMeades 0:7ccf0e7e8a83 1018 SocketAddress *address,
RobMeades 0:7ccf0e7e8a83 1019 nsapi_version_t version)
RobMeades 0:7ccf0e7e8a83 1020 {
RobMeades 0:7ccf0e7e8a83 1021 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
SanaMasood 21:2a500a881a5a 1022
RobMeades 0:7ccf0e7e8a83 1023
RobMeades 0:7ccf0e7e8a83 1024 if (address->set_ip_address(host)) {
RobMeades 0:7ccf0e7e8a83 1025 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1026 } else {
SanaMasood 21:2a500a881a5a 1027 int at_timeout;
SanaMasood 21:2a500a881a5a 1028 char ipAddress[NSAPI_IP_SIZE];
RobMeades 0:7ccf0e7e8a83 1029 LOCK();
rob.meades@u-blox.com 6:63dad754c267 1030 // This interrogation can sometimes take longer than the usual 8 seconds
rob.meades@u-blox.com 6:63dad754c267 1031 at_timeout = _at_timeout;
rob.meades@u-blox.com 6:63dad754c267 1032 at_set_timeout(60000);
RobMeades 0:7ccf0e7e8a83 1033 memset (ipAddress, 0, sizeof (ipAddress)); // Ensure terminator
RobMeades 0:7ccf0e7e8a83 1034 if (_at->send("AT+UDNSRN=0,\"%s\"", host) &&
RobMeades 0:7ccf0e7e8a83 1035 _at->recv("+UDNSRN: \"%" u_stringify(NSAPI_IP_SIZE) "[^\"]\"", ipAddress) &&
RobMeades 0:7ccf0e7e8a83 1036 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 1037 if (address->set_ip_address(ipAddress)) {
RobMeades 0:7ccf0e7e8a83 1038 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1039 }
RobMeades 0:7ccf0e7e8a83 1040 }
rob.meades@u-blox.com 6:63dad754c267 1041 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 1042 UNLOCK();
RobMeades 0:7ccf0e7e8a83 1043 }
RobMeades 0:7ccf0e7e8a83 1044
RobMeades 0:7ccf0e7e8a83 1045 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1046 }
RobMeades 0:7ccf0e7e8a83 1047
RobMeades 0:7ccf0e7e8a83 1048 // Make a cellular connection
RobMeades 0:7ccf0e7e8a83 1049 nsapi_error_t UbloxATCellularInterface::connect(const char *sim_pin,
RobMeades 0:7ccf0e7e8a83 1050 const char *apn,
RobMeades 0:7ccf0e7e8a83 1051 const char *uname,
RobMeades 0:7ccf0e7e8a83 1052 const char *pwd)
RobMeades 0:7ccf0e7e8a83 1053 {
RobMeades 0:7ccf0e7e8a83 1054 nsapi_error_t nsapi_error;
RobMeades 0:7ccf0e7e8a83 1055
RobMeades 0:7ccf0e7e8a83 1056 if (sim_pin != NULL) {
RobMeades 0:7ccf0e7e8a83 1057 _pin = sim_pin;
RobMeades 0:7ccf0e7e8a83 1058 }
RobMeades 0:7ccf0e7e8a83 1059
RobMeades 0:7ccf0e7e8a83 1060 if (apn != NULL) {
RobMeades 0:7ccf0e7e8a83 1061 _apn = apn;
RobMeades 0:7ccf0e7e8a83 1062 }
RobMeades 0:7ccf0e7e8a83 1063
RobMeades 0:7ccf0e7e8a83 1064 if ((uname != NULL) && (pwd != NULL)) {
RobMeades 0:7ccf0e7e8a83 1065 _uname = uname;
RobMeades 0:7ccf0e7e8a83 1066 _pwd = pwd;
RobMeades 0:7ccf0e7e8a83 1067 } else {
RobMeades 0:7ccf0e7e8a83 1068 _uname = NULL;
RobMeades 0:7ccf0e7e8a83 1069 _pwd = NULL;
RobMeades 0:7ccf0e7e8a83 1070 }
RobMeades 0:7ccf0e7e8a83 1071
RobMeades 0:7ccf0e7e8a83 1072 nsapi_error = connect();
RobMeades 0:7ccf0e7e8a83 1073
RobMeades 0:7ccf0e7e8a83 1074 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1075 }
RobMeades 0:7ccf0e7e8a83 1076
RobMeades 0:7ccf0e7e8a83 1077 // Make a cellular connection using the IP stack on board the cellular modem
RobMeades 0:7ccf0e7e8a83 1078 nsapi_error_t UbloxATCellularInterface::connect()
RobMeades 0:7ccf0e7e8a83 1079 {
RobMeades 0:7ccf0e7e8a83 1080 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 1081 bool registered = false;
RobMeades 0:7ccf0e7e8a83 1082
RobMeades 0:7ccf0e7e8a83 1083 // Set up modem and then register with the network
RobMeades 0:7ccf0e7e8a83 1084 if (init()) {
RobMeades 0:7ccf0e7e8a83 1085 nsapi_error = NSAPI_ERROR_NO_CONNECTION;
RobMeades 0:7ccf0e7e8a83 1086 // Perform any pending SIM actions
RobMeades 0:7ccf0e7e8a83 1087 if (_sim_pin_check_change_pending) {
RobMeades 0:7ccf0e7e8a83 1088 if (!sim_pin_check_enable(_sim_pin_check_change_pending_enabled_value)) {
RobMeades 0:7ccf0e7e8a83 1089 nsapi_error = NSAPI_ERROR_AUTH_FAILURE;
RobMeades 0:7ccf0e7e8a83 1090 }
RobMeades 0:7ccf0e7e8a83 1091 _sim_pin_check_change_pending = false;
RobMeades 0:7ccf0e7e8a83 1092 }
RobMeades 0:7ccf0e7e8a83 1093 if (_sim_pin_change_pending) {
RobMeades 0:7ccf0e7e8a83 1094 if (!change_sim_pin(_sim_pin_change_pending_new_pin_value)) {
RobMeades 0:7ccf0e7e8a83 1095 nsapi_error = NSAPI_ERROR_AUTH_FAILURE;
RobMeades 0:7ccf0e7e8a83 1096 }
RobMeades 0:7ccf0e7e8a83 1097 _sim_pin_change_pending = false;
RobMeades 0:7ccf0e7e8a83 1098 }
RobMeades 0:7ccf0e7e8a83 1099
RobMeades 0:7ccf0e7e8a83 1100 if (nsapi_error == NSAPI_ERROR_NO_CONNECTION) {
RobMeades 0:7ccf0e7e8a83 1101 for (int retries = 0; !registered && (retries < 3); retries++) {
RobMeades 0:7ccf0e7e8a83 1102 if (nwk_registration()) {
RobMeades 0:7ccf0e7e8a83 1103 registered = true;;
RobMeades 0:7ccf0e7e8a83 1104 }
RobMeades 0:7ccf0e7e8a83 1105 }
RobMeades 0:7ccf0e7e8a83 1106 }
RobMeades 0:7ccf0e7e8a83 1107 }
RobMeades 0:7ccf0e7e8a83 1108
RobMeades 0:7ccf0e7e8a83 1109 // Attempt to establish a connection
fahim.alavi@u-blox.com 18:1f34f8d0c850 1110 #ifdef TARGET_UBLOX_C030_R41XM
RobMeades 13:39264b492ce7 1111 if (registered) {
RobMeades 13:39264b492ce7 1112 #else
RobMeades 0:7ccf0e7e8a83 1113 if (registered && connect_modem_stack()) {
RobMeades 13:39264b492ce7 1114 #endif
RobMeades 0:7ccf0e7e8a83 1115 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1116 }
RobMeades 0:7ccf0e7e8a83 1117
RobMeades 0:7ccf0e7e8a83 1118 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1119 }
RobMeades 0:7ccf0e7e8a83 1120
RobMeades 0:7ccf0e7e8a83 1121 // User initiated disconnect.
RobMeades 0:7ccf0e7e8a83 1122 nsapi_error_t UbloxATCellularInterface::disconnect()
RobMeades 0:7ccf0e7e8a83 1123 {
RobMeades 0:7ccf0e7e8a83 1124 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
fahim.alavi@u-blox.com 19:7013521e75e7 1125 #ifdef TARGET_UBLOX_C030_R41XM
fahim.alavi@u-blox.com 19:7013521e75e7 1126 if (nwk_deregistration()) {
fahim.alavi@u-blox.com 19:7013521e75e7 1127 #else
RobMeades 0:7ccf0e7e8a83 1128 if (disconnect_modem_stack() && nwk_deregistration()) {
fahim.alavi@u-blox.com 19:7013521e75e7 1129 #endif
RobMeades 0:7ccf0e7e8a83 1130 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1131 }
RobMeades 0:7ccf0e7e8a83 1132
RobMeades 0:7ccf0e7e8a83 1133 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1134 }
RobMeades 0:7ccf0e7e8a83 1135
RobMeades 0:7ccf0e7e8a83 1136 // Enable or disable SIM PIN check lock.
RobMeades 0:7ccf0e7e8a83 1137 nsapi_error_t UbloxATCellularInterface::set_sim_pin_check(bool set,
RobMeades 0:7ccf0e7e8a83 1138 bool immediate,
RobMeades 0:7ccf0e7e8a83 1139 const char *sim_pin)
RobMeades 0:7ccf0e7e8a83 1140 {
RobMeades 0:7ccf0e7e8a83 1141 nsapi_error_t nsapi_error = NSAPI_ERROR_AUTH_FAILURE;
RobMeades 0:7ccf0e7e8a83 1142
RobMeades 0:7ccf0e7e8a83 1143 if (sim_pin != NULL) {
RobMeades 0:7ccf0e7e8a83 1144 _pin = sim_pin;
RobMeades 0:7ccf0e7e8a83 1145 }
RobMeades 0:7ccf0e7e8a83 1146
RobMeades 0:7ccf0e7e8a83 1147 if (immediate) {
RobMeades 0:7ccf0e7e8a83 1148 if (init()) {
RobMeades 0:7ccf0e7e8a83 1149 if (sim_pin_check_enable(set)) {
RobMeades 0:7ccf0e7e8a83 1150 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1151 }
RobMeades 0:7ccf0e7e8a83 1152 } else {
RobMeades 0:7ccf0e7e8a83 1153 nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 1154 }
RobMeades 0:7ccf0e7e8a83 1155 } else {
RobMeades 0:7ccf0e7e8a83 1156 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1157 _sim_pin_check_change_pending = true;
RobMeades 0:7ccf0e7e8a83 1158 _sim_pin_check_change_pending_enabled_value = set;
RobMeades 0:7ccf0e7e8a83 1159 }
RobMeades 0:7ccf0e7e8a83 1160
RobMeades 0:7ccf0e7e8a83 1161 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1162 }
RobMeades 0:7ccf0e7e8a83 1163
RobMeades 0:7ccf0e7e8a83 1164 // Change the PIN code for the SIM card.
RobMeades 0:7ccf0e7e8a83 1165 nsapi_error_t UbloxATCellularInterface::set_new_sim_pin(const char *new_pin,
RobMeades 0:7ccf0e7e8a83 1166 bool immediate,
RobMeades 0:7ccf0e7e8a83 1167 const char *old_pin)
RobMeades 0:7ccf0e7e8a83 1168 {
RobMeades 0:7ccf0e7e8a83 1169 nsapi_error_t nsapi_error = NSAPI_ERROR_AUTH_FAILURE;
RobMeades 0:7ccf0e7e8a83 1170
RobMeades 0:7ccf0e7e8a83 1171 if (old_pin != NULL) {
RobMeades 0:7ccf0e7e8a83 1172 _pin = old_pin;
RobMeades 0:7ccf0e7e8a83 1173 }
RobMeades 0:7ccf0e7e8a83 1174
RobMeades 0:7ccf0e7e8a83 1175 if (immediate) {
RobMeades 0:7ccf0e7e8a83 1176 if (init()) {
RobMeades 0:7ccf0e7e8a83 1177 if (change_sim_pin(new_pin)) {
RobMeades 0:7ccf0e7e8a83 1178 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1179 }
RobMeades 0:7ccf0e7e8a83 1180 } else {
RobMeades 0:7ccf0e7e8a83 1181 nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 1182 }
RobMeades 0:7ccf0e7e8a83 1183 } else {
RobMeades 0:7ccf0e7e8a83 1184 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1185 _sim_pin_change_pending = true;
RobMeades 0:7ccf0e7e8a83 1186 _sim_pin_change_pending_new_pin_value = new_pin;
RobMeades 0:7ccf0e7e8a83 1187 }
RobMeades 0:7ccf0e7e8a83 1188
RobMeades 0:7ccf0e7e8a83 1189 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1190 }
RobMeades 0:7ccf0e7e8a83 1191
RobMeades 0:7ccf0e7e8a83 1192 // Determine if the connection is up.
RobMeades 0:7ccf0e7e8a83 1193 bool UbloxATCellularInterface::is_connected()
RobMeades 0:7ccf0e7e8a83 1194 {
RobMeades 0:7ccf0e7e8a83 1195 return get_ip_address() != NULL;
RobMeades 0:7ccf0e7e8a83 1196 }
RobMeades 0:7ccf0e7e8a83 1197
RobMeades 0:7ccf0e7e8a83 1198 // Get the IP address of the on-board modem IP stack.
RobMeades 0:7ccf0e7e8a83 1199 const char * UbloxATCellularInterface::get_ip_address()
RobMeades 0:7ccf0e7e8a83 1200 {
RobMeades 0:7ccf0e7e8a83 1201 SocketAddress address;
RobMeades 0:7ccf0e7e8a83 1202 LOCK();
RobMeades 0:7ccf0e7e8a83 1203
RobMeades 0:7ccf0e7e8a83 1204 if (_ip == NULL) {
RobMeades 0:7ccf0e7e8a83 1205 // Temporary storage for an IP address string with terminator
RobMeades 0:7ccf0e7e8a83 1206 _ip = (char *) malloc(NSAPI_IP_SIZE);
RobMeades 0:7ccf0e7e8a83 1207 }
RobMeades 0:7ccf0e7e8a83 1208
RobMeades 0:7ccf0e7e8a83 1209 if (_ip != NULL) {
RobMeades 0:7ccf0e7e8a83 1210 memset(_ip, 0, NSAPI_IP_SIZE); // Ensure a terminator
RobMeades 0:7ccf0e7e8a83 1211 // +UPSND=<profile_id>,<param_tag>[,<dynamic_param_val>]
RobMeades 0:7ccf0e7e8a83 1212 // If we get back a quoted "w.x.y.z" then we have an IP address,
RobMeades 0:7ccf0e7e8a83 1213 // otherwise we don't.
RobMeades 0:7ccf0e7e8a83 1214 if (!_at->send("AT+UPSND=" PROFILE ",0") ||
RobMeades 0:7ccf0e7e8a83 1215 !_at->recv("+UPSND: " PROFILE ",0,\"%" u_stringify(NSAPI_IP_SIZE) "[^\"]\"", _ip) ||
RobMeades 0:7ccf0e7e8a83 1216 !_at->recv("OK") ||
RobMeades 0:7ccf0e7e8a83 1217 !address.set_ip_address(_ip) || // Return NULL if the address is not a valid one
RobMeades 0:7ccf0e7e8a83 1218 !address) { // Return null if the address is zero
RobMeades 0:7ccf0e7e8a83 1219 free (_ip);
RobMeades 0:7ccf0e7e8a83 1220 _ip = NULL;
RobMeades 0:7ccf0e7e8a83 1221 }
RobMeades 0:7ccf0e7e8a83 1222 }
RobMeades 0:7ccf0e7e8a83 1223
RobMeades 0:7ccf0e7e8a83 1224 UNLOCK();
RobMeades 0:7ccf0e7e8a83 1225 return _ip;
RobMeades 0:7ccf0e7e8a83 1226 }
RobMeades 0:7ccf0e7e8a83 1227
RobMeades 0:7ccf0e7e8a83 1228 // Get the local network mask.
RobMeades 0:7ccf0e7e8a83 1229 const char *UbloxATCellularInterface::get_netmask()
RobMeades 0:7ccf0e7e8a83 1230 {
RobMeades 0:7ccf0e7e8a83 1231 // Not implemented.
RobMeades 0:7ccf0e7e8a83 1232 return NULL;
RobMeades 0:7ccf0e7e8a83 1233 }
RobMeades 0:7ccf0e7e8a83 1234
RobMeades 0:7ccf0e7e8a83 1235 // Get the local gateways.
RobMeades 0:7ccf0e7e8a83 1236 const char *UbloxATCellularInterface::get_gateway()
RobMeades 0:7ccf0e7e8a83 1237 {
RobMeades 0:7ccf0e7e8a83 1238 return get_ip_address();
RobMeades 0:7ccf0e7e8a83 1239 }
RobMeades 0:7ccf0e7e8a83 1240
RobMeades 0:7ccf0e7e8a83 1241 // Callback in case the connection is lost.
RobMeades 0:7ccf0e7e8a83 1242 void UbloxATCellularInterface::connection_status_cb(Callback<void(nsapi_error_t)> cb)
RobMeades 0:7ccf0e7e8a83 1243 {
RobMeades 0:7ccf0e7e8a83 1244 _connection_status_cb = cb;
RobMeades 0:7ccf0e7e8a83 1245 }
RobMeades 0:7ccf0e7e8a83 1246
fahim.alavi@u-blox.com 17:7b033423126c 1247 void UbloxATCellularInterface::set_plmn(const char *plmn) {
fahim.alavi@u-blox.com 17:7b033423126c 1248
fahim.alavi@u-blox.com 17:7b033423126c 1249 }
fahim.alavi@u-blox.com 17:7b033423126c 1250
RobMeades 0:7ccf0e7e8a83 1251 // End of file
RobMeades 0:7ccf0e7e8a83 1252