Wajahat Abbas / ublox-at-cellular-interface

ublox-at-cellular-interface

UbloxATCellularInterface.cpp@33:5d5ce25405d4, 2019-08-06 (annotated)

Committer:
mudassar0121
Date:
Tue Aug 06 12:14:22 2019 +0500
Revision:
33:5d5ce25405d4
Parent:
31:07c9c5c3fb88
Child:
34:ca02f8448085
build fix

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;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 116 #ifndef TARGET_UBLOX_C030_R41XM
RobMeades 0:7ccf0e7e8a83 117 case NSAPI_SECURITY_UNKNOWN:
RobMeades 0:7ccf0e7e8a83 118 modem_security = 3;
RobMeades 0:7ccf0e7e8a83 119 break;
RobMeades 0:7ccf0e7e8a83 120 default:
RobMeades 0:7ccf0e7e8a83 121 modem_security = 3;
RobMeades 0:7ccf0e7e8a83 122 break;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 123 #else
wajahat.abbas@u-blox.com 24:35d5b2a02df8 124 default:
wajahat.abbas@u-blox.com 24:35d5b2a02df8 125 modem_security = 0;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 126 break;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 127 #endif
RobMeades 0:7ccf0e7e8a83 128 }
RobMeades 0:7ccf0e7e8a83 129
RobMeades 0:7ccf0e7e8a83 130 return modem_security;
RobMeades 0:7ccf0e7e8a83 131 }
RobMeades 0:7ccf0e7e8a83 132
RobMeades 0:7ccf0e7e8a83 133 // Callback for Socket Read URC.
RobMeades 0:7ccf0e7e8a83 134 void UbloxATCellularInterface::UUSORD_URC()
RobMeades 0:7ccf0e7e8a83 135 {
RobMeades 0:7ccf0e7e8a83 136 int a;
RobMeades 0:7ccf0e7e8a83 137 int b;
RobMeades 0:7ccf0e7e8a83 138 char buf[32];
RobMeades 0:7ccf0e7e8a83 139 // Note: not calling _at->recv() from here as we're
RobMeades 0:7ccf0e7e8a83 140 // already in an _at->recv()
RobMeades 0:7ccf0e7e8a83 141 // +UUSORD: <socket>,<length>
RobMeades 0:7ccf0e7e8a83 142 if (read_at_to_char(buf, sizeof (buf), '\n') > 0) {
SanaMasood 21:2a500a881a5a 143
RobMeades 0:7ccf0e7e8a83 144 if (sscanf(buf, ": %d,%d", &a, &b) == 2) {
SanaMasood 21:2a500a881a5a 145 SockCtrl *socket;
RobMeades 0:7ccf0e7e8a83 146 socket = find_socket(a);
RobMeades 0:7ccf0e7e8a83 147 if (socket != NULL) {
RobMeades 0:7ccf0e7e8a83 148 socket->pending = b;
RobMeades 0:7ccf0e7e8a83 149 // No debug prints here as they can affect timing
RobMeades 0:7ccf0e7e8a83 150 // and cause data loss in UARTSerial
RobMeades 0:7ccf0e7e8a83 151 if (socket->callback != NULL) {
RobMeades 0:7ccf0e7e8a83 152 socket->callback(socket->data);
RobMeades 0:7ccf0e7e8a83 153 }
RobMeades 0:7ccf0e7e8a83 154 }
RobMeades 0:7ccf0e7e8a83 155 }
RobMeades 0:7ccf0e7e8a83 156 }
RobMeades 0:7ccf0e7e8a83 157 }
RobMeades 0:7ccf0e7e8a83 158
RobMeades 0:7ccf0e7e8a83 159 // Callback for Socket Read From URC.
RobMeades 0:7ccf0e7e8a83 160 void UbloxATCellularInterface::UUSORF_URC()
RobMeades 0:7ccf0e7e8a83 161 {
RobMeades 0:7ccf0e7e8a83 162 int a;
RobMeades 0:7ccf0e7e8a83 163 int b;
RobMeades 0:7ccf0e7e8a83 164 char buf[32];
RobMeades 0:7ccf0e7e8a83 165 // Note: not calling _at->recv() from here as we're
RobMeades 0:7ccf0e7e8a83 166 // already in an _at->recv()
RobMeades 0:7ccf0e7e8a83 167 // +UUSORF: <socket>,<length>
RobMeades 0:7ccf0e7e8a83 168 if (read_at_to_char(buf, sizeof (buf), '\n') > 0) {
RobMeades 0:7ccf0e7e8a83 169 if (sscanf(buf, ": %d,%d", &a, &b) == 2) {
SanaMasood 21:2a500a881a5a 170 SockCtrl *socket;
RobMeades 0:7ccf0e7e8a83 171 socket = find_socket(a);
RobMeades 0:7ccf0e7e8a83 172 if (socket != NULL) {
RobMeades 0:7ccf0e7e8a83 173 socket->pending = b;
RobMeades 0:7ccf0e7e8a83 174 // No debug prints here as they can affect timing
RobMeades 0:7ccf0e7e8a83 175 // and cause data loss in UARTSerial
RobMeades 0:7ccf0e7e8a83 176 if (socket->callback != NULL) {
RobMeades 0:7ccf0e7e8a83 177 socket->callback(socket->data);
RobMeades 0:7ccf0e7e8a83 178 }
RobMeades 0:7ccf0e7e8a83 179 }
RobMeades 0:7ccf0e7e8a83 180 }
RobMeades 0:7ccf0e7e8a83 181 }
RobMeades 0:7ccf0e7e8a83 182 }
RobMeades 0:7ccf0e7e8a83 183
RobMeades 0:7ccf0e7e8a83 184 // Callback for Socket Close URC.
RobMeades 0:7ccf0e7e8a83 185 void UbloxATCellularInterface::UUSOCL_URC()
RobMeades 0:7ccf0e7e8a83 186 {
RobMeades 0:7ccf0e7e8a83 187 int a;
RobMeades 0:7ccf0e7e8a83 188 char buf[32];
RobMeades 0:7ccf0e7e8a83 189 // Note: not calling _at->recv() from here as we're
RobMeades 0:7ccf0e7e8a83 190 // already in an _at->recv()
RobMeades 0:7ccf0e7e8a83 191 // +UUSOCL: <socket>
RobMeades 0:7ccf0e7e8a83 192 if (read_at_to_char(buf, sizeof (buf), '\n') > 0) {
RobMeades 0:7ccf0e7e8a83 193 if (sscanf(buf, ": %d", &a) == 1) {
SanaMasood 21:2a500a881a5a 194 SockCtrl *socket;
RobMeades 0:7ccf0e7e8a83 195 socket = find_socket(a);
RobMeades 0:7ccf0e7e8a83 196 tr_debug("Socket 0x%08x: handle %d closed by remote host",
RobMeades 0:7ccf0e7e8a83 197 (unsigned int) socket, a);
RobMeades 0:7ccf0e7e8a83 198 clear_socket(socket);
RobMeades 0:7ccf0e7e8a83 199 }
RobMeades 0:7ccf0e7e8a83 200 }
RobMeades 0:7ccf0e7e8a83 201 }
RobMeades 0:7ccf0e7e8a83 202
RobMeades 0:7ccf0e7e8a83 203 // Callback for UUPSDD.
RobMeades 0:7ccf0e7e8a83 204 void UbloxATCellularInterface::UUPSDD_URC()
RobMeades 0:7ccf0e7e8a83 205 {
RobMeades 0:7ccf0e7e8a83 206 int a;
RobMeades 0:7ccf0e7e8a83 207 char buf[32];
RobMeades 0:7ccf0e7e8a83 208 // Note: not calling _at->recv() from here as we're
RobMeades 0:7ccf0e7e8a83 209 // already in an _at->recv()
RobMeades 0:7ccf0e7e8a83 210 // +UUPSDD: <socket>
RobMeades 0:7ccf0e7e8a83 211 if (read_at_to_char(buf, sizeof (buf), '\n') > 0) {
RobMeades 0:7ccf0e7e8a83 212 if (sscanf(buf, ": %d", &a) == 1) {
SanaMasood 21:2a500a881a5a 213 SockCtrl *socket;
RobMeades 0:7ccf0e7e8a83 214 socket = find_socket(a);
RobMeades 0:7ccf0e7e8a83 215 tr_debug("Socket 0x%08x: handle %d connection lost",
RobMeades 0:7ccf0e7e8a83 216 (unsigned int) socket, a);
RobMeades 0:7ccf0e7e8a83 217 clear_socket(socket);
RobMeades 0:7ccf0e7e8a83 218 if (_connection_status_cb) {
RobMeades 0:7ccf0e7e8a83 219 _connection_status_cb(NSAPI_ERROR_CONNECTION_LOST);
RobMeades 0:7ccf0e7e8a83 220 }
RobMeades 0:7ccf0e7e8a83 221 }
RobMeades 0:7ccf0e7e8a83 222 }
RobMeades 0:7ccf0e7e8a83 223 }
RobMeades 0:7ccf0e7e8a83 224
RobMeades 0:7ccf0e7e8a83 225 /**********************************************************************
RobMeades 0:7ccf0e7e8a83 226 * PROTECTED METHODS: GENERAL
RobMeades 0:7ccf0e7e8a83 227 **********************************************************************/
RobMeades 0:7ccf0e7e8a83 228
RobMeades 0:7ccf0e7e8a83 229 // Get the next set of credentials, based on IMSI.
rob.meades@u-blox.com 7:3b2ca10cc23a 230 void UbloxATCellularInterface::get_next_credentials(const char ** config)
RobMeades 0:7ccf0e7e8a83 231 {
rob.meades@u-blox.com 7:3b2ca10cc23a 232 if (*config) {
rob.meades@u-blox.com 7:3b2ca10cc23a 233 _apn = _APN_GET(*config);
rob.meades@u-blox.com 7:3b2ca10cc23a 234 _uname = _APN_GET(*config);
rob.meades@u-blox.com 7:3b2ca10cc23a 235 _pwd = _APN_GET(*config);
RobMeades 0:7ccf0e7e8a83 236 }
RobMeades 0:7ccf0e7e8a83 237
RobMeades 0:7ccf0e7e8a83 238 _apn = _apn ? _apn : "";
RobMeades 0:7ccf0e7e8a83 239 _uname = _uname ? _uname : "";
RobMeades 0:7ccf0e7e8a83 240 _pwd = _pwd ? _pwd : "";
RobMeades 0:7ccf0e7e8a83 241 }
RobMeades 0:7ccf0e7e8a83 242
RobMeades 0:7ccf0e7e8a83 243 // Active a connection profile on board the modem.
RobMeades 0:7ccf0e7e8a83 244 // Note: the AT interface should be locked before this is called.
RobMeades 0:7ccf0e7e8a83 245 bool UbloxATCellularInterface::activate_profile(const char* apn,
RobMeades 0:7ccf0e7e8a83 246 const char* username,
RobMeades 0:7ccf0e7e8a83 247 const char* password,
RobMeades 0:7ccf0e7e8a83 248 nsapi_security_t auth)
RobMeades 0:7ccf0e7e8a83 249 {
RobMeades 0:7ccf0e7e8a83 250 bool activated = false;
RobMeades 0:7ccf0e7e8a83 251 bool success = false;
mudassar0121 33:5d5ce25405d4 252 int active = 0;
RobMeades 0:7ccf0e7e8a83 253 int at_timeout = _at_timeout;
RobMeades 0:7ccf0e7e8a83 254 SocketAddress address;
RobMeades 0:7ccf0e7e8a83 255
RobMeades 0:7ccf0e7e8a83 256 // Set up the APN
RobMeades 0:7ccf0e7e8a83 257 if (*apn) {
RobMeades 0:7ccf0e7e8a83 258 success = _at->send("AT+UPSD=" PROFILE ",1,\"%s\"", apn) && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 259 }
RobMeades 0:7ccf0e7e8a83 260 if (success && *username) {
RobMeades 0:7ccf0e7e8a83 261 success = _at->send("AT+UPSD=" PROFILE ",2,\"%s\"", username) && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 262 }
RobMeades 0:7ccf0e7e8a83 263 if (success && *password) {
RobMeades 0:7ccf0e7e8a83 264 success = _at->send("AT+UPSD=" PROFILE ",3,\"%s\"", password) && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 265 }
RobMeades 0:7ccf0e7e8a83 266
RobMeades 0:7ccf0e7e8a83 267 if (success) {
RobMeades 0:7ccf0e7e8a83 268 // Set up dynamic IP address assignment.
RobMeades 0:7ccf0e7e8a83 269 success = _at->send("AT+UPSD=" PROFILE ",7,\"0.0.0.0\"") && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 270 // Set up the authentication protocol
RobMeades 0:7ccf0e7e8a83 271 // 0 = none
RobMeades 0:7ccf0e7e8a83 272 // 1 = PAP (Password Authentication Protocol)
RobMeades 0:7ccf0e7e8a83 273 // 2 = CHAP (Challenge Handshake Authentication Protocol)
RobMeades 0:7ccf0e7e8a83 274 for (int protocol = nsapi_security_to_modem_security(NSAPI_SECURITY_NONE);
RobMeades 0:7ccf0e7e8a83 275 success && (protocol <= nsapi_security_to_modem_security(NSAPI_SECURITY_CHAP)); protocol++) {
RobMeades 0:7ccf0e7e8a83 276 if ((_auth == NSAPI_SECURITY_UNKNOWN) || (nsapi_security_to_modem_security(_auth) == protocol)) {
RobMeades 0:7ccf0e7e8a83 277 if (_at->send("AT+UPSD=" PROFILE ",6,%d", protocol) && _at->recv("OK")) {
mudassar0121 31:07c9c5c3fb88 278 at_set_timeout(3*60*1000);
mudassar0121 31:07c9c5c3fb88 279 _at->send("AT+UPSDA=" PROFILE ",3") && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 280 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 281 }
RobMeades 0:7ccf0e7e8a83 282 }
RobMeades 0:7ccf0e7e8a83 283 }
mudassar0121 31:07c9c5c3fb88 284
mudassar0121 31:07c9c5c3fb88 285 Timer timer;
mudassar0121 31:07c9c5c3fb88 286 timer.start();
mudassar0121 31:07c9c5c3fb88 287 while (timer.read() < 180) {
mudassar0121 31:07c9c5c3fb88 288 if (_at->send("AT+UPSND=" PROFILE ",8") && _at->recv("+UPSND: %*d,%*d,%d\n", &active) &&
mudassar0121 31:07c9c5c3fb88 289 _at->recv("OK")) {
mudassar0121 31:07c9c5c3fb88 290 if (active == 1) {
mudassar0121 31:07c9c5c3fb88 291 tr_debug("Profile activated successfully");
mudassar0121 31:07c9c5c3fb88 292 activated = true;
mudassar0121 31:07c9c5c3fb88 293 break;
mudassar0121 31:07c9c5c3fb88 294 } else {
mudassar0121 31:07c9c5c3fb88 295 tr_error("Profile still inactive");
mudassar0121 31:07c9c5c3fb88 296 rtos::ThisThread::sleep_for(5000); //Wait for 5 seconds and then try again
mudassar0121 31:07c9c5c3fb88 297 }
mudassar0121 31:07c9c5c3fb88 298 }
mudassar0121 31:07c9c5c3fb88 299 }
mudassar0121 31:07c9c5c3fb88 300 timer.stop();
RobMeades 0:7ccf0e7e8a83 301 }
RobMeades 0:7ccf0e7e8a83 302
RobMeades 0:7ccf0e7e8a83 303 return activated;
RobMeades 0:7ccf0e7e8a83 304 }
RobMeades 0:7ccf0e7e8a83 305
RobMeades 0:7ccf0e7e8a83 306 // Activate a profile by reusing an external PDP context.
RobMeades 0:7ccf0e7e8a83 307 // Note: the AT interface should be locked before this is called.
RobMeades 0:7ccf0e7e8a83 308 bool UbloxATCellularInterface::activate_profile_reuse_external(void)
RobMeades 0:7ccf0e7e8a83 309 {
RobMeades 0:7ccf0e7e8a83 310 bool success = false;
RobMeades 0:7ccf0e7e8a83 311 int cid = -1;
RobMeades 0:7ccf0e7e8a83 312 SocketAddress address;
RobMeades 0:7ccf0e7e8a83 313 int t;
RobMeades 0:7ccf0e7e8a83 314 int at_timeout = _at_timeout;
RobMeades 0:7ccf0e7e8a83 315
RobMeades 0:7ccf0e7e8a83 316 //+CGDCONT: <cid>,"IP","<apn name>","<ip adr>",0,0,0,0,0,0
RobMeades 0:7ccf0e7e8a83 317 if (_at->send("AT+CGDCONT?")) {
SanaMasood 21:2a500a881a5a 318 char ip[NSAPI_IP_SIZE];
RobMeades 0:7ccf0e7e8a83 319 if (_at->recv("+CGDCONT: %d,\"IP\",\"%*[^\"]\",\"%" u_stringify(NSAPI_IP_SIZE) "[^\"]\",%*d,%*d,%*d,%*d,%*d,%*d",
RobMeades 0:7ccf0e7e8a83 320 &t, ip) &&
RobMeades 0:7ccf0e7e8a83 321 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 322 // Check if the IP address is valid
RobMeades 0:7ccf0e7e8a83 323 if (address.set_ip_address(ip)) {
RobMeades 0:7ccf0e7e8a83 324 cid = t;
RobMeades 0:7ccf0e7e8a83 325 }
RobMeades 0:7ccf0e7e8a83 326 }
RobMeades 0:7ccf0e7e8a83 327 }
RobMeades 0:7ccf0e7e8a83 328
RobMeades 0:7ccf0e7e8a83 329 // If a context has been found, use it
RobMeades 0:7ccf0e7e8a83 330 if ((cid != -1) && (_at->send("AT+UPSD=" PROFILE ",100,%d", cid) && _at->recv("OK"))) {
RobMeades 0:7ccf0e7e8a83 331 // Activate, waiting 30 seconds for the connection to be made
RobMeades 0:7ccf0e7e8a83 332 at_set_timeout(30000);
RobMeades 0:7ccf0e7e8a83 333 success = _at->send("AT+UPSDA=" PROFILE ",3") && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 334 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 335 }
RobMeades 0:7ccf0e7e8a83 336
RobMeades 0:7ccf0e7e8a83 337 return success;
RobMeades 0:7ccf0e7e8a83 338 }
RobMeades 0:7ccf0e7e8a83 339
RobMeades 0:7ccf0e7e8a83 340 // Activate a profile by context ID.
RobMeades 0:7ccf0e7e8a83 341 // Note: the AT interface should be locked before this is called.
RobMeades 0:7ccf0e7e8a83 342 bool UbloxATCellularInterface::activate_profile_by_cid(int cid,
RobMeades 0:7ccf0e7e8a83 343 const char* apn,
RobMeades 0:7ccf0e7e8a83 344 const char* username,
RobMeades 0:7ccf0e7e8a83 345 const char* password,
RobMeades 0:7ccf0e7e8a83 346 nsapi_security_t auth)
RobMeades 0:7ccf0e7e8a83 347 {
RobMeades 0:7ccf0e7e8a83 348 bool success = false;
RobMeades 0:7ccf0e7e8a83 349 int at_timeout = _at_timeout;
RobMeades 0:7ccf0e7e8a83 350
wajahat.abbas@u-blox.com 24:35d5b2a02df8 351 #ifndef TARGET_UBLOX_C030_R41XM
RobMeades 0:7ccf0e7e8a83 352 if (_at->send("AT+CGDCONT=%d,\"IP\",\"%s\"", cid, apn) && _at->recv("OK") &&
RobMeades 0:7ccf0e7e8a83 353 _at->send("AT+UAUTHREQ=%d,%d,\"%s\",\"%s\"", cid, nsapi_security_to_modem_security(auth),
RobMeades 0:7ccf0e7e8a83 354 username, password) && _at->recv("OK") &&
RobMeades 0:7ccf0e7e8a83 355 _at->send("AT+UPSD=" PROFILE ",100,%d", cid) && _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 356
RobMeades 0:7ccf0e7e8a83 357 // Wait 30 seconds for the connection to be made
RobMeades 0:7ccf0e7e8a83 358 at_set_timeout(30000);
RobMeades 0:7ccf0e7e8a83 359 // Activate the protocol
RobMeades 0:7ccf0e7e8a83 360 success = _at->send("AT+UPSDA=" PROFILE ",3") && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 361 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 362 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 363 #else
wajahat.abbas@u-blox.com 24:35d5b2a02df8 364 int modem_security = nsapi_security_to_modem_security(auth);
wajahat.abbas@u-blox.com 24:35d5b2a02df8 365 if (_at->send("AT+CGDCONT=%d,\"IP\",\"%s\"", cid, apn) && _at->recv("OK")) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 366 if ( modem_security == NSAPI_SECURITY_CHAP) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 367 if (_at->send("AT+UAUTHREQ=%d,%d,\"%s\",\"%s\"", cid, modem_security,
wajahat.abbas@u-blox.com 24:35d5b2a02df8 368 password, username) && _at->recv("OK")) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 369 success = true;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 370 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 371 } else if (modem_security == NSAPI_SECURITY_NONE) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 372 if (_at->send("AT+UAUTHREQ=%d,%d", cid, modem_security) && _at->recv("OK")) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 373 success = true;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 374 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 375 } else {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 376 if (_at->send("AT+UAUTHREQ=%d,%d,\"%s\",\"%s\"", cid, modem_security,
wajahat.abbas@u-blox.com 24:35d5b2a02df8 377 username, password) && _at->recv("OK")) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 378 success = true;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 379 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 380 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 381 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 382 #endif
RobMeades 0:7ccf0e7e8a83 383
RobMeades 0:7ccf0e7e8a83 384 return success;
RobMeades 0:7ccf0e7e8a83 385 }
RobMeades 0:7ccf0e7e8a83 386
wajahat.abbas@u-blox.com 24:35d5b2a02df8 387 #ifdef TARGET_UBLOX_C030_R41XM
wajahat.abbas@u-blox.com 24:35d5b2a02df8 388 //define PDP context for R412M
wajahat.abbas@u-blox.com 24:35d5b2a02df8 389 bool UbloxATCellularInterface::define_context()
wajahat.abbas@u-blox.com 24:35d5b2a02df8 390 {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 391 bool success = false;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 392 const char * config = NULL;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 393 LOCK();
wajahat.abbas@u-blox.com 24:35d5b2a02df8 394
wajahat.abbas@u-blox.com 24:35d5b2a02df8 395 // If the caller hasn't entered an APN, try to find it
wajahat.abbas@u-blox.com 24:35d5b2a02df8 396 if (_apn == NULL) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 397 config = apnconfig(_dev_info.imsi);
wajahat.abbas@u-blox.com 24:35d5b2a02df8 398 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 399
wajahat.abbas@u-blox.com 24:35d5b2a02df8 400 // Attempt to connect
wajahat.abbas@u-blox.com 24:35d5b2a02df8 401 do {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 402 // Set up APN and IP protocol for PDP context
wajahat.abbas@u-blox.com 24:35d5b2a02df8 403 get_next_credentials(&config);
wajahat.abbas@u-blox.com 24:35d5b2a02df8 404 _auth = (*_uname && *_pwd) ? _auth : NSAPI_SECURITY_NONE;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 405 if (activate_profile_by_cid(1, _apn, _uname, _pwd, _auth)) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 406 success = true;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 407 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 408 } while (!success && config && *config);
wajahat.abbas@u-blox.com 24:35d5b2a02df8 409
wajahat.abbas@u-blox.com 24:35d5b2a02df8 410 if (!success) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 411 tr_error("Failed to connect, check your APN/username/password");
wajahat.abbas@u-blox.com 24:35d5b2a02df8 412 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 413
wajahat.abbas@u-blox.com 24:35d5b2a02df8 414 UNLOCK();
wajahat.abbas@u-blox.com 24:35d5b2a02df8 415 return success;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 416 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 417 bool UbloxATCellularInterface::activate_context()
wajahat.abbas@u-blox.com 24:35d5b2a02df8 418 {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 419 bool status = false;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 420 int at_timeout;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 421 LOCK();
wajahat.abbas@u-blox.com 24:35d5b2a02df8 422
wajahat.abbas@u-blox.com 24:35d5b2a02df8 423 at_timeout = _at_timeout; // Has to be inside LOCK()s
wajahat.abbas@u-blox.com 24:35d5b2a02df8 424 at_set_timeout(150000);
wajahat.abbas@u-blox.com 24:35d5b2a02df8 425 if (_at->send("AT+CGACT=1,1") && _at->recv("OK")) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 426 status = true;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 427 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 428
wajahat.abbas@u-blox.com 24:35d5b2a02df8 429 at_set_timeout(at_timeout);
wajahat.abbas@u-blox.com 24:35d5b2a02df8 430
wajahat.abbas@u-blox.com 24:35d5b2a02df8 431 UNLOCK();
wajahat.abbas@u-blox.com 24:35d5b2a02df8 432 return status;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 433 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 434 #endif
wajahat.abbas@u-blox.com 24:35d5b2a02df8 435
RobMeades 0:7ccf0e7e8a83 436 // Connect the on board IP stack of the modem.
RobMeades 0:7ccf0e7e8a83 437 bool UbloxATCellularInterface::connect_modem_stack()
RobMeades 0:7ccf0e7e8a83 438 {
RobMeades 0:7ccf0e7e8a83 439 bool success = false;
RobMeades 0:7ccf0e7e8a83 440 int active = 0;
RobMeades 0:7ccf0e7e8a83 441 const char * config = NULL;
RobMeades 0:7ccf0e7e8a83 442 LOCK();
RobMeades 0:7ccf0e7e8a83 443
RobMeades 0:7ccf0e7e8a83 444 // Check the profile
RobMeades 0:7ccf0e7e8a83 445 if (_at->send("AT+UPSND=" PROFILE ",8") && _at->recv("+UPSND: %*d,%*d,%d\n", &active) &&
RobMeades 0:7ccf0e7e8a83 446 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 447 if (active == 0) {
RobMeades 0:7ccf0e7e8a83 448 // If the caller hasn't entered an APN, try to find it
RobMeades 0:7ccf0e7e8a83 449 if (_apn == NULL) {
RobMeades 0:7ccf0e7e8a83 450 config = apnconfig(_dev_info.imsi);
RobMeades 0:7ccf0e7e8a83 451 }
RobMeades 0:7ccf0e7e8a83 452
RobMeades 0:7ccf0e7e8a83 453 // Attempt to connect
RobMeades 0:7ccf0e7e8a83 454 do {
RobMeades 0:7ccf0e7e8a83 455 // Set up APN and IP protocol for PDP context
rob.meades@u-blox.com 7:3b2ca10cc23a 456 get_next_credentials(&config);
RobMeades 0:7ccf0e7e8a83 457 _auth = (*_uname && *_pwd) ? _auth : NSAPI_SECURITY_NONE;
RobMeades 0:7ccf0e7e8a83 458 if ((_dev_info.dev != DEV_TOBY_L2) && (_dev_info.dev != DEV_MPCI_L2)) {
RobMeades 0:7ccf0e7e8a83 459 success = activate_profile(_apn, _uname, _pwd, _auth);
RobMeades 0:7ccf0e7e8a83 460 } else {
RobMeades 0:7ccf0e7e8a83 461 success = activate_profile_reuse_external();
RobMeades 0:7ccf0e7e8a83 462 if (success) {
RobMeades 0:7ccf0e7e8a83 463 tr_debug("Reusing external context");
RobMeades 0:7ccf0e7e8a83 464 } else {
RobMeades 0:7ccf0e7e8a83 465 success = activate_profile_by_cid(1, _apn, _uname, _pwd, _auth);
RobMeades 0:7ccf0e7e8a83 466 }
RobMeades 0:7ccf0e7e8a83 467 }
RobMeades 0:7ccf0e7e8a83 468 } while (!success && config && *config);
RobMeades 0:7ccf0e7e8a83 469 } else {
RobMeades 0:7ccf0e7e8a83 470 // If the profile is already active, we're good
RobMeades 0:7ccf0e7e8a83 471 success = true;
RobMeades 0:7ccf0e7e8a83 472 }
RobMeades 0:7ccf0e7e8a83 473 }
RobMeades 0:7ccf0e7e8a83 474
RobMeades 0:7ccf0e7e8a83 475 if (!success) {
RobMeades 0:7ccf0e7e8a83 476 tr_error("Failed to connect, check your APN/username/password");
RobMeades 0:7ccf0e7e8a83 477 }
RobMeades 0:7ccf0e7e8a83 478
RobMeades 0:7ccf0e7e8a83 479 UNLOCK();
RobMeades 0:7ccf0e7e8a83 480 return success;
RobMeades 0:7ccf0e7e8a83 481 }
RobMeades 0:7ccf0e7e8a83 482
RobMeades 0:7ccf0e7e8a83 483 // Disconnect the on board IP stack of the modem.
RobMeades 0:7ccf0e7e8a83 484 bool UbloxATCellularInterface::disconnect_modem_stack()
RobMeades 0:7ccf0e7e8a83 485 {
RobMeades 0:7ccf0e7e8a83 486 bool success = false;
fahimalavi 30:0f571a4920c8 487 int active;
fahimalavi 30:0f571a4920c8 488 Timer t1;
RobMeades 0:7ccf0e7e8a83 489 LOCK();
RobMeades 0:7ccf0e7e8a83 490
RobMeades 0:7ccf0e7e8a83 491 if (get_ip_address() != NULL) {
RobMeades 0:7ccf0e7e8a83 492 if (_at->send("AT+UPSDA=" PROFILE ",4") && _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 493 success = true;
RobMeades 0:7ccf0e7e8a83 494 if (_connection_status_cb) {
RobMeades 0:7ccf0e7e8a83 495 _connection_status_cb(NSAPI_ERROR_CONNECTION_LOST);
RobMeades 0:7ccf0e7e8a83 496 }
RobMeades 0:7ccf0e7e8a83 497 }
RobMeades 0:7ccf0e7e8a83 498 }
fahimalavi 30:0f571a4920c8 499 t1.start();
fahimalavi 30:0f571a4920c8 500 while (!(t1.read() >= 180)) {
fahimalavi 30:0f571a4920c8 501 if (_at->send("AT+UPSND=" PROFILE ",8") && _at->recv("+UPSND: %*d,%*d,%d\n", &active) && _at->recv("OK")) {
fahimalavi 30:0f571a4920c8 502
fahimalavi 30:0f571a4920c8 503 if (active == 0) { //If context is deactivated, exit while loop and return status
fahimalavi 30:0f571a4920c8 504 tr_debug("Profile deactivated successfully");
fahimalavi 30:0f571a4920c8 505 break;
fahimalavi 30:0f571a4920c8 506 }
fahimalavi 30:0f571a4920c8 507 else {
fahimalavi 30:0f571a4920c8 508 tr_error("Profile still active");
fahimalavi 30:0f571a4920c8 509 rtos::ThisThread::sleep_for(5000); //Wait for 5 seconds and then try again
fahimalavi 30:0f571a4920c8 510 }
fahimalavi 30:0f571a4920c8 511 }
fahimalavi 30:0f571a4920c8 512 }
fahimalavi 30:0f571a4920c8 513 t1.stop();
RobMeades 0:7ccf0e7e8a83 514
RobMeades 0:7ccf0e7e8a83 515 UNLOCK();
RobMeades 0:7ccf0e7e8a83 516 return success;
RobMeades 0:7ccf0e7e8a83 517 }
RobMeades 0:7ccf0e7e8a83 518
RobMeades 0:7ccf0e7e8a83 519 /**********************************************************************
RobMeades 0:7ccf0e7e8a83 520 * PROTECTED METHODS: NETWORK INTERFACE and SOCKETS
RobMeades 0:7ccf0e7e8a83 521 **********************************************************************/
RobMeades 0:7ccf0e7e8a83 522
RobMeades 0:7ccf0e7e8a83 523 // Gain access to us.
RobMeades 0:7ccf0e7e8a83 524 NetworkStack *UbloxATCellularInterface::get_stack()
RobMeades 0:7ccf0e7e8a83 525 {
RobMeades 0:7ccf0e7e8a83 526 return this;
RobMeades 0:7ccf0e7e8a83 527 }
RobMeades 0:7ccf0e7e8a83 528
RobMeades 0:7ccf0e7e8a83 529 // Create a socket.
RobMeades 0:7ccf0e7e8a83 530 nsapi_error_t UbloxATCellularInterface::socket_open(nsapi_socket_t *handle,
RobMeades 0:7ccf0e7e8a83 531 nsapi_protocol_t proto)
RobMeades 0:7ccf0e7e8a83 532 {
RobMeades 0:7ccf0e7e8a83 533 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 534 int modem_handle;
RobMeades 0:7ccf0e7e8a83 535 SockCtrl *socket;
RobMeades 0:7ccf0e7e8a83 536 LOCK();
RobMeades 0:7ccf0e7e8a83 537
RobMeades 0:7ccf0e7e8a83 538 // Find a free socket
RobMeades 0:7ccf0e7e8a83 539 socket = find_socket();
RobMeades 0:7ccf0e7e8a83 540 tr_debug("socket_open(%d)", proto);
RobMeades 0:7ccf0e7e8a83 541
RobMeades 0:7ccf0e7e8a83 542 if (socket != NULL) {
SanaMasood 21:2a500a881a5a 543 bool success = false;
RobMeades 0:7ccf0e7e8a83 544 if (proto == NSAPI_UDP) {
RobMeades 0:7ccf0e7e8a83 545 success = _at->send("AT+USOCR=17");
RobMeades 0:7ccf0e7e8a83 546 } else if (proto == NSAPI_TCP) {
RobMeades 0:7ccf0e7e8a83 547 success = _at->send("AT+USOCR=6");
RobMeades 0:7ccf0e7e8a83 548 } else {
RobMeades 0:7ccf0e7e8a83 549 nsapi_error = NSAPI_ERROR_UNSUPPORTED;
RobMeades 0:7ccf0e7e8a83 550 }
RobMeades 0:7ccf0e7e8a83 551
RobMeades 0:7ccf0e7e8a83 552 if (success) {
RobMeades 0:7ccf0e7e8a83 553 nsapi_error = NSAPI_ERROR_NO_SOCKET;
RobMeades 0:7ccf0e7e8a83 554 if (_at->recv("+USOCR: %d\n", &modem_handle) && (modem_handle != SOCKET_UNUSED) &&
RobMeades 0:7ccf0e7e8a83 555 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 556 tr_debug("Socket 0x%8x: handle %d was created", (unsigned int) socket, modem_handle);
RobMeades 0:7ccf0e7e8a83 557 clear_socket(socket);
RobMeades 0:7ccf0e7e8a83 558 socket->modem_handle = modem_handle;
RobMeades 0:7ccf0e7e8a83 559 *handle = (nsapi_socket_t) socket;
RobMeades 0:7ccf0e7e8a83 560 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 561 }
RobMeades 0:7ccf0e7e8a83 562 }
RobMeades 0:7ccf0e7e8a83 563 } else {
RobMeades 0:7ccf0e7e8a83 564 nsapi_error = NSAPI_ERROR_NO_MEMORY;
RobMeades 0:7ccf0e7e8a83 565 }
RobMeades 0:7ccf0e7e8a83 566
RobMeades 0:7ccf0e7e8a83 567 UNLOCK();
RobMeades 0:7ccf0e7e8a83 568 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 569 }
RobMeades 0:7ccf0e7e8a83 570
RobMeades 0:7ccf0e7e8a83 571 // Close a socket.
RobMeades 0:7ccf0e7e8a83 572 nsapi_error_t UbloxATCellularInterface::socket_close(nsapi_socket_t handle)
RobMeades 0:7ccf0e7e8a83 573 {
RobMeades 0:7ccf0e7e8a83 574 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 575 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 576 LOCK();
RobMeades 0:7ccf0e7e8a83 577
RobMeades 0:7ccf0e7e8a83 578 tr_debug("socket_close(0x%08x)", (unsigned int) handle);
RobMeades 0:7ccf0e7e8a83 579
RobMeades 0:7ccf0e7e8a83 580 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 581
RobMeades 0:7ccf0e7e8a83 582 if (_at->send("AT+USOCL=%d", socket->modem_handle) &&
RobMeades 0:7ccf0e7e8a83 583 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 584 clear_socket(socket);
RobMeades 0:7ccf0e7e8a83 585 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 586 }
RobMeades 0:7ccf0e7e8a83 587
RobMeades 0:7ccf0e7e8a83 588 UNLOCK();
RobMeades 0:7ccf0e7e8a83 589 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 590 }
RobMeades 0:7ccf0e7e8a83 591
RobMeades 0:7ccf0e7e8a83 592 // Bind a local port to a socket.
RobMeades 0:7ccf0e7e8a83 593 nsapi_error_t UbloxATCellularInterface::socket_bind(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 594 const SocketAddress &address)
RobMeades 0:7ccf0e7e8a83 595 {
RobMeades 0:7ccf0e7e8a83 596 nsapi_error_t nsapi_error = NSAPI_ERROR_NO_SOCKET;
RobMeades 0:7ccf0e7e8a83 597 int proto;
RobMeades 0:7ccf0e7e8a83 598 int modem_handle;
RobMeades 0:7ccf0e7e8a83 599 SockCtrl savedSocket;
RobMeades 0:7ccf0e7e8a83 600 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 601 LOCK();
RobMeades 0:7ccf0e7e8a83 602
RobMeades 0:7ccf0e7e8a83 603 tr_debug("socket_bind(0x%08x, :%d)", (unsigned int) handle, address.get_port());
RobMeades 0:7ccf0e7e8a83 604
RobMeades 0:7ccf0e7e8a83 605 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 606
RobMeades 0:7ccf0e7e8a83 607 // Query the socket type
RobMeades 0:7ccf0e7e8a83 608 if (_at->send("AT+USOCTL=%d,0", socket->modem_handle) &&
RobMeades 0:7ccf0e7e8a83 609 _at->recv("+USOCTL: %*d,0,%d\n", &proto) &&
RobMeades 0:7ccf0e7e8a83 610 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 611 savedSocket = *socket;
RobMeades 0:7ccf0e7e8a83 612 nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 613 // Now close the socket and re-open it with the binding given
RobMeades 0:7ccf0e7e8a83 614 if (_at->send("AT+USOCL=%d", socket->modem_handle) &&
RobMeades 0:7ccf0e7e8a83 615 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 616 clear_socket(socket);
RobMeades 0:7ccf0e7e8a83 617 nsapi_error = NSAPI_ERROR_CONNECTION_LOST;
RobMeades 0:7ccf0e7e8a83 618 if (_at->send("AT+USOCR=%d,%d", proto, address.get_port()) &&
RobMeades 0:7ccf0e7e8a83 619 _at->recv("+USOCR: %d\n", &modem_handle) && (modem_handle != SOCKET_UNUSED) &&
RobMeades 0:7ccf0e7e8a83 620 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 621 *socket = savedSocket;
RobMeades 0:7ccf0e7e8a83 622 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 623 }
RobMeades 0:7ccf0e7e8a83 624 }
RobMeades 0:7ccf0e7e8a83 625 }
RobMeades 0:7ccf0e7e8a83 626
RobMeades 0:7ccf0e7e8a83 627 UNLOCK();
RobMeades 0:7ccf0e7e8a83 628 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 629 }
RobMeades 0:7ccf0e7e8a83 630
RobMeades 0:7ccf0e7e8a83 631 // Connect to a socket
RobMeades 0:7ccf0e7e8a83 632 nsapi_error_t UbloxATCellularInterface::socket_connect(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 633 const SocketAddress &address)
RobMeades 0:7ccf0e7e8a83 634 {
RobMeades 0:7ccf0e7e8a83 635 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 636 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 637 LOCK();
RobMeades 0:7ccf0e7e8a83 638
RobMeades 0:7ccf0e7e8a83 639 tr_debug("socket_connect(0x%08x, %s(:%d))", (unsigned int) handle,
RobMeades 0:7ccf0e7e8a83 640 address.get_ip_address(), address.get_port());
RobMeades 0:7ccf0e7e8a83 641
RobMeades 0:7ccf0e7e8a83 642 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 643
RobMeades 0:7ccf0e7e8a83 644 if (_at->send("AT+USOCO=%d,\"%s\",%d", socket->modem_handle,
RobMeades 0:7ccf0e7e8a83 645 address.get_ip_address(), address.get_port()) &&
RobMeades 0:7ccf0e7e8a83 646 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 647 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 648 }
RobMeades 0:7ccf0e7e8a83 649
RobMeades 0:7ccf0e7e8a83 650 UNLOCK();
RobMeades 0:7ccf0e7e8a83 651 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 652 }
RobMeades 0:7ccf0e7e8a83 653
RobMeades 0:7ccf0e7e8a83 654 // Send to a socket.
RobMeades 0:7ccf0e7e8a83 655 nsapi_size_or_error_t UbloxATCellularInterface::socket_send(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 656 const void *data,
RobMeades 0:7ccf0e7e8a83 657 nsapi_size_t size)
RobMeades 0:7ccf0e7e8a83 658 {
RobMeades 0:7ccf0e7e8a83 659 nsapi_size_or_error_t nsapi_error_size = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 660 bool success = true;
RobMeades 0:7ccf0e7e8a83 661 const char *buf = (const char *) data;
RobMeades 0:7ccf0e7e8a83 662 nsapi_size_t blk = MAX_WRITE_SIZE;
RobMeades 0:7ccf0e7e8a83 663 nsapi_size_t count = size;
RobMeades 0:7ccf0e7e8a83 664 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 665
RobMeades 0:7ccf0e7e8a83 666 tr_debug("socket_send(0x%08x, 0x%08x, %d)", (unsigned int) handle, (unsigned int) data, size);
RobMeades 0:7ccf0e7e8a83 667
RobMeades 0:7ccf0e7e8a83 668 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 669
RobMeades 15:8cc9a80ac0ad 670 if (socket->modem_handle == SOCKET_UNUSED) {
RobMeades 15:8cc9a80ac0ad 671 tr_debug("socket_send: socket closed");
RobMeades 15:8cc9a80ac0ad 672 return NSAPI_ERROR_NO_SOCKET;
RobMeades 15:8cc9a80ac0ad 673 }
RobMeades 15:8cc9a80ac0ad 674
RobMeades 0:7ccf0e7e8a83 675 while ((count > 0) && success) {
RobMeades 0:7ccf0e7e8a83 676 if (count < blk) {
RobMeades 0:7ccf0e7e8a83 677 blk = count;
RobMeades 0:7ccf0e7e8a83 678 }
RobMeades 0:7ccf0e7e8a83 679 LOCK();
RobMeades 0:7ccf0e7e8a83 680
RobMeades 0:7ccf0e7e8a83 681 if (_at->send("AT+USOWR=%d,%d", socket->modem_handle, blk) && _at->recv("@")) {
RobMeades 0:7ccf0e7e8a83 682 wait_ms(50);
RobMeades 0:7ccf0e7e8a83 683 if ((_at->write(buf, blk) < (int) blk) ||
RobMeades 0:7ccf0e7e8a83 684 !_at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 685 success = false;
RobMeades 0:7ccf0e7e8a83 686 }
RobMeades 0:7ccf0e7e8a83 687 } else {
RobMeades 0:7ccf0e7e8a83 688 success = false;
RobMeades 0:7ccf0e7e8a83 689 }
RobMeades 0:7ccf0e7e8a83 690
RobMeades 0:7ccf0e7e8a83 691 UNLOCK();
RobMeades 0:7ccf0e7e8a83 692 buf += blk;
RobMeades 0:7ccf0e7e8a83 693 count -= blk;
RobMeades 0:7ccf0e7e8a83 694 }
RobMeades 0:7ccf0e7e8a83 695
RobMeades 0:7ccf0e7e8a83 696 if (success) {
RobMeades 0:7ccf0e7e8a83 697 nsapi_error_size = size - count;
RobMeades 0:7ccf0e7e8a83 698 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 699 tr_debug("socket_send: %d \"%*.*s\"", size, size, size, (char *) data);
RobMeades 0:7ccf0e7e8a83 700 }
RobMeades 0:7ccf0e7e8a83 701 }
RobMeades 0:7ccf0e7e8a83 702
RobMeades 0:7ccf0e7e8a83 703 return nsapi_error_size;
RobMeades 0:7ccf0e7e8a83 704 }
RobMeades 0:7ccf0e7e8a83 705
RobMeades 0:7ccf0e7e8a83 706 // Send to an IP address.
RobMeades 0:7ccf0e7e8a83 707 nsapi_size_or_error_t UbloxATCellularInterface::socket_sendto(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 708 const SocketAddress &address,
RobMeades 0:7ccf0e7e8a83 709 const void *data,
RobMeades 0:7ccf0e7e8a83 710 nsapi_size_t size)
RobMeades 0:7ccf0e7e8a83 711 {
RobMeades 0:7ccf0e7e8a83 712 nsapi_size_or_error_t nsapi_error_size = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 713 bool success = true;
RobMeades 0:7ccf0e7e8a83 714 const char *buf = (const char *) data;
RobMeades 0:7ccf0e7e8a83 715 nsapi_size_t blk = MAX_WRITE_SIZE;
RobMeades 0:7ccf0e7e8a83 716 nsapi_size_t count = size;
RobMeades 0:7ccf0e7e8a83 717 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 718
RobMeades 0:7ccf0e7e8a83 719 tr_debug("socket_sendto(0x%8x, %s(:%d), 0x%08x, %d)", (unsigned int) handle,
RobMeades 0:7ccf0e7e8a83 720 address.get_ip_address(), address.get_port(), (unsigned int) data, size);
RobMeades 0:7ccf0e7e8a83 721
RobMeades 0:7ccf0e7e8a83 722 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 723
RobMeades 0:7ccf0e7e8a83 724 if (size > MAX_WRITE_SIZE) {
RobMeades 0:7ccf0e7e8a83 725 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 726 }
RobMeades 0:7ccf0e7e8a83 727
RobMeades 0:7ccf0e7e8a83 728 while ((count > 0) && success) {
RobMeades 0:7ccf0e7e8a83 729 if (count < blk) {
RobMeades 0:7ccf0e7e8a83 730 blk = count;
RobMeades 0:7ccf0e7e8a83 731 }
RobMeades 0:7ccf0e7e8a83 732 LOCK();
RobMeades 0:7ccf0e7e8a83 733
RobMeades 0:7ccf0e7e8a83 734 if (_at->send("AT+USOST=%d,\"%s\",%d,%d", socket->modem_handle,
RobMeades 0:7ccf0e7e8a83 735 address.get_ip_address(), address.get_port(), blk) &&
RobMeades 0:7ccf0e7e8a83 736 _at->recv("@")) {
RobMeades 0:7ccf0e7e8a83 737 wait_ms(50);
RobMeades 0:7ccf0e7e8a83 738 if ((_at->write(buf, blk) >= (int) blk) &&
RobMeades 0:7ccf0e7e8a83 739 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 740 } else {
RobMeades 0:7ccf0e7e8a83 741 success = false;
RobMeades 0:7ccf0e7e8a83 742 }
RobMeades 0:7ccf0e7e8a83 743 } else {
RobMeades 0:7ccf0e7e8a83 744 success = false;
RobMeades 0:7ccf0e7e8a83 745 }
RobMeades 0:7ccf0e7e8a83 746
RobMeades 0:7ccf0e7e8a83 747 UNLOCK();
RobMeades 0:7ccf0e7e8a83 748 buf += blk;
RobMeades 0:7ccf0e7e8a83 749 count -= blk;
RobMeades 0:7ccf0e7e8a83 750 }
RobMeades 0:7ccf0e7e8a83 751
RobMeades 0:7ccf0e7e8a83 752 if (success) {
RobMeades 0:7ccf0e7e8a83 753 nsapi_error_size = size - count;
RobMeades 0:7ccf0e7e8a83 754 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 755 tr_debug("socket_sendto: %d \"%*.*s\"", size, size, size, (char *) data);
RobMeades 0:7ccf0e7e8a83 756 }
RobMeades 0:7ccf0e7e8a83 757 }
RobMeades 0:7ccf0e7e8a83 758
RobMeades 0:7ccf0e7e8a83 759 return nsapi_error_size;
RobMeades 0:7ccf0e7e8a83 760 }
RobMeades 0:7ccf0e7e8a83 761
RobMeades 0:7ccf0e7e8a83 762 // Receive from a socket, TCP style.
RobMeades 0:7ccf0e7e8a83 763 nsapi_size_or_error_t UbloxATCellularInterface::socket_recv(nsapi_socket_t handle,
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 unsigned int usord_sz;
RobMeades 0:7ccf0e7e8a83 773 int read_sz;
RobMeades 0:7ccf0e7e8a83 774 Timer timer;
RobMeades 0:7ccf0e7e8a83 775 SockCtrl *socket = (SockCtrl *) handle;
SanaMasood 21:2a500a881a5a 776
RobMeades 0:7ccf0e7e8a83 777
RobMeades 0:7ccf0e7e8a83 778 tr_debug("socket_recv(0x%08x, 0x%08x, %d)",
RobMeades 0:7ccf0e7e8a83 779 (unsigned int) handle, (unsigned int) data, size);
RobMeades 0:7ccf0e7e8a83 780
RobMeades 0:7ccf0e7e8a83 781 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 782
RobMeades 15:8cc9a80ac0ad 783 if (socket->modem_handle == SOCKET_UNUSED) {
RobMeades 15:8cc9a80ac0ad 784 tr_debug("socket_recv: socket closed");
RobMeades 15:8cc9a80ac0ad 785 return NSAPI_ERROR_NO_SOCKET;
RobMeades 15:8cc9a80ac0ad 786 }
RobMeades 15:8cc9a80ac0ad 787
RobMeades 0:7ccf0e7e8a83 788 timer.start();
RobMeades 0:7ccf0e7e8a83 789
RobMeades 0:7ccf0e7e8a83 790 while (success && (size > 0)) {
SanaMasood 21:2a500a881a5a 791 int at_timeout;
RobMeades 0:7ccf0e7e8a83 792 LOCK();
RobMeades 0:7ccf0e7e8a83 793 at_timeout = _at_timeout;
RobMeades 0:7ccf0e7e8a83 794 at_set_timeout(1000);
RobMeades 0:7ccf0e7e8a83 795
RobMeades 0:7ccf0e7e8a83 796 read_blk = MAX_READ_SIZE;
RobMeades 0:7ccf0e7e8a83 797 if (read_blk > size) {
RobMeades 0:7ccf0e7e8a83 798 read_blk = size;
RobMeades 0:7ccf0e7e8a83 799 }
RobMeades 0:7ccf0e7e8a83 800 if (socket->pending > 0) {
RobMeades 0:7ccf0e7e8a83 801 tr_debug("Socket 0x%08x: modem handle %d has %d byte(s) pending",
RobMeades 0:7ccf0e7e8a83 802 (unsigned int) socket, socket->modem_handle, socket->pending);
RobMeades 0:7ccf0e7e8a83 803 _at->debug_on(false); // ABSOLUTELY no time for debug here if you want to
RobMeades 0:7ccf0e7e8a83 804 // be able to read packets of any size without
RobMeades 0:7ccf0e7e8a83 805 // losing characters in UARTSerial
RobMeades 0:7ccf0e7e8a83 806 if (_at->send("AT+USORD=%d,%d", socket->modem_handle, read_blk) &&
RobMeades 0:7ccf0e7e8a83 807 _at->recv("+USORD: %*d,%d,\"", &usord_sz)) {
RobMeades 10:ba18f4418ee8 808 // Must use what +USORD returns here as it may be less or more than we asked for
RobMeades 10:ba18f4418ee8 809 if (usord_sz > socket->pending) {
RobMeades 10:ba18f4418ee8 810 socket->pending = 0;
RobMeades 10:ba18f4418ee8 811 } else {
RobMeades 10:ba18f4418ee8 812 socket->pending -= usord_sz;
RobMeades 10:ba18f4418ee8 813 }
RobMeades 0:7ccf0e7e8a83 814 // Note: insert no debug between _at->recv() and _at->read(), no time...
RobMeades 0:7ccf0e7e8a83 815 if (usord_sz > size) {
RobMeades 0:7ccf0e7e8a83 816 usord_sz = size;
RobMeades 0:7ccf0e7e8a83 817 }
RobMeades 0:7ccf0e7e8a83 818 read_sz = _at->read(buf, usord_sz);
RobMeades 0:7ccf0e7e8a83 819 if (read_sz > 0) {
RobMeades 0:7ccf0e7e8a83 820 tr_debug("...read %d byte(s) from modem handle %d...", read_sz,
RobMeades 0:7ccf0e7e8a83 821 socket->modem_handle);
RobMeades 0:7ccf0e7e8a83 822 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 823 tr_debug("Read returned %d, |%*.*s|", read_sz, read_sz, read_sz, buf);
RobMeades 0:7ccf0e7e8a83 824 }
RobMeades 0:7ccf0e7e8a83 825 count += read_sz;
RobMeades 0:7ccf0e7e8a83 826 buf += read_sz;
RobMeades 0:7ccf0e7e8a83 827 size -= read_sz;
RobMeades 0:7ccf0e7e8a83 828 } else {
RobMeades 0:7ccf0e7e8a83 829 // read() should not fail
RobMeades 0:7ccf0e7e8a83 830 success = false;
RobMeades 0:7ccf0e7e8a83 831 }
RobMeades 0:7ccf0e7e8a83 832 tr_debug("Socket 0x%08x: modem handle %d now has only %d byte(s) pending",
RobMeades 0:7ccf0e7e8a83 833 (unsigned int) socket, socket->modem_handle, socket->pending);
RobMeades 0:7ccf0e7e8a83 834 // Wait for the "OK" before continuing
RobMeades 0:7ccf0e7e8a83 835 _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 836 } else {
RobMeades 0:7ccf0e7e8a83 837 // Should never fail to do _at->send()/_at->recv()
RobMeades 0:7ccf0e7e8a83 838 success = false;
RobMeades 0:7ccf0e7e8a83 839 }
RobMeades 0:7ccf0e7e8a83 840 _at->debug_on(_debug_trace_on);
RobMeades 0:7ccf0e7e8a83 841 } else if (timer.read_ms() < SOCKET_TIMEOUT) {
RobMeades 0:7ccf0e7e8a83 842 // Wait for URCs
RobMeades 0:7ccf0e7e8a83 843 _at->recv(UNNATURAL_STRING);
RobMeades 0:7ccf0e7e8a83 844 } else {
RobMeades 0:7ccf0e7e8a83 845 if (count == 0) {
RobMeades 0:7ccf0e7e8a83 846 // Timeout with nothing received
RobMeades 0:7ccf0e7e8a83 847 nsapi_error_size = NSAPI_ERROR_WOULD_BLOCK;
RobMeades 0:7ccf0e7e8a83 848 success = false;
RobMeades 0:7ccf0e7e8a83 849 }
RobMeades 0:7ccf0e7e8a83 850 size = 0; // This simply to cause an exit
RobMeades 0:7ccf0e7e8a83 851 }
RobMeades 0:7ccf0e7e8a83 852
RobMeades 0:7ccf0e7e8a83 853 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 854 UNLOCK();
RobMeades 0:7ccf0e7e8a83 855 }
RobMeades 0:7ccf0e7e8a83 856 timer.stop();
RobMeades 0:7ccf0e7e8a83 857
RobMeades 0:7ccf0e7e8a83 858 if (success) {
RobMeades 0:7ccf0e7e8a83 859 nsapi_error_size = count;
RobMeades 0:7ccf0e7e8a83 860 }
RobMeades 0:7ccf0e7e8a83 861
RobMeades 0:7ccf0e7e8a83 862 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 863 tr_debug("socket_recv: %d \"%*.*s\"", count, count, count, buf - count);
RobMeades 0:7ccf0e7e8a83 864 } else {
RobMeades 0:7ccf0e7e8a83 865 tr_debug("socket_recv: received %d byte(s)", count);
RobMeades 0:7ccf0e7e8a83 866 }
RobMeades 0:7ccf0e7e8a83 867
RobMeades 0:7ccf0e7e8a83 868 return nsapi_error_size;
RobMeades 0:7ccf0e7e8a83 869 }
RobMeades 0:7ccf0e7e8a83 870
RobMeades 0:7ccf0e7e8a83 871 // Receive a packet over a UDP socket.
RobMeades 0:7ccf0e7e8a83 872 nsapi_size_or_error_t UbloxATCellularInterface::socket_recvfrom(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 873 SocketAddress *address,
RobMeades 0:7ccf0e7e8a83 874 void *data,
RobMeades 0:7ccf0e7e8a83 875 nsapi_size_t size)
RobMeades 0:7ccf0e7e8a83 876 {
RobMeades 0:7ccf0e7e8a83 877 nsapi_size_or_error_t nsapi_error_size = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 878 bool success = true;
RobMeades 0:7ccf0e7e8a83 879 char *buf = (char *) data;
RobMeades 0:7ccf0e7e8a83 880 nsapi_size_t read_blk;
RobMeades 0:7ccf0e7e8a83 881 nsapi_size_t count = 0;
RobMeades 0:7ccf0e7e8a83 882 char ipAddress[NSAPI_IP_SIZE];
RobMeades 0:7ccf0e7e8a83 883 int port;
RobMeades 0:7ccf0e7e8a83 884 unsigned int usorf_sz;
RobMeades 0:7ccf0e7e8a83 885 int read_sz;
RobMeades 0:7ccf0e7e8a83 886 Timer timer;
RobMeades 0:7ccf0e7e8a83 887 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 888
RobMeades 0:7ccf0e7e8a83 889 tr_debug("socket_recvfrom(0x%08x, 0x%08x, %d)",
RobMeades 0:7ccf0e7e8a83 890 (unsigned int) handle, (unsigned int) data, size);
RobMeades 0:7ccf0e7e8a83 891
RobMeades 0:7ccf0e7e8a83 892 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 893
RobMeades 0:7ccf0e7e8a83 894 timer.start();
RobMeades 0:7ccf0e7e8a83 895
RobMeades 0:7ccf0e7e8a83 896 while (success && (size > 0)) {
SanaMasood 21:2a500a881a5a 897 int at_timeout;
RobMeades 0:7ccf0e7e8a83 898 LOCK();
RobMeades 0:7ccf0e7e8a83 899 at_timeout = _at_timeout;
RobMeades 0:7ccf0e7e8a83 900 at_set_timeout(1000);
RobMeades 0:7ccf0e7e8a83 901
RobMeades 0:7ccf0e7e8a83 902 read_blk = MAX_READ_SIZE;
RobMeades 0:7ccf0e7e8a83 903 if (read_blk > size) {
RobMeades 0:7ccf0e7e8a83 904 read_blk = size;
RobMeades 0:7ccf0e7e8a83 905 }
RobMeades 0:7ccf0e7e8a83 906 if (socket->pending > 0) {
RobMeades 0:7ccf0e7e8a83 907 tr_debug("Socket 0x%08x: modem handle %d has %d byte(s) pending",
RobMeades 0:7ccf0e7e8a83 908 (unsigned int) socket, socket->modem_handle, socket->pending);
RobMeades 0:7ccf0e7e8a83 909 memset (ipAddress, 0, sizeof (ipAddress)); // Ensure terminator
RobMeades 0:7ccf0e7e8a83 910
RobMeades 0:7ccf0e7e8a83 911 // Note: the maximum length of UDP packet we can receive comes from
RobMeades 0:7ccf0e7e8a83 912 // fitting all of the following into one buffer:
RobMeades 0:7ccf0e7e8a83 913 //
RobMeades 0:7ccf0e7e8a83 914 // +USORF: xx,"max.len.ip.address.ipv4.or.ipv6",yyyyy,wwww,"the_data"\r\n
RobMeades 0:7ccf0e7e8a83 915 //
RobMeades 0:7ccf0e7e8a83 916 // where xx is the handle, max.len.ip.address.ipv4.or.ipv6 is NSAPI_IP_SIZE,
RobMeades 0:7ccf0e7e8a83 917 // yyyyy is the port number (max 65536), wwww is the length of the data and
RobMeades 0:7ccf0e7e8a83 918 // the_data is binary data. I make that 29 + 48 + len(the_data),
RobMeades 0:7ccf0e7e8a83 919 // so the overhead is 77 bytes.
RobMeades 0:7ccf0e7e8a83 920
RobMeades 0:7ccf0e7e8a83 921 _at->debug_on(false); // ABSOLUTELY no time for debug here if you want to
RobMeades 0:7ccf0e7e8a83 922 // be able to read packets of any size without
RobMeades 0:7ccf0e7e8a83 923 // losing characters in UARTSerial
RobMeades 0:7ccf0e7e8a83 924 if (_at->send("AT+USORF=%d,%d", socket->modem_handle, read_blk) &&
RobMeades 0:7ccf0e7e8a83 925 _at->recv("+USORF: %*d,\"%" u_stringify(NSAPI_IP_SIZE) "[^\"]\",%d,%d,\"",
RobMeades 0:7ccf0e7e8a83 926 ipAddress, &port, &usorf_sz)) {
RobMeades 10:ba18f4418ee8 927 // Must use what +USORF returns here as it may be less or more than we asked for
RobMeades 10:ba18f4418ee8 928 if (usorf_sz > socket->pending) {
RobMeades 10:ba18f4418ee8 929 socket->pending = 0;
RobMeades 10:ba18f4418ee8 930 } else {
RobMeades 10:ba18f4418ee8 931 socket->pending -= usorf_sz;
RobMeades 10:ba18f4418ee8 932 }
RobMeades 0:7ccf0e7e8a83 933 // Note: insert no debug between _at->recv() and _at->read(), no time...
RobMeades 0:7ccf0e7e8a83 934 if (usorf_sz > size) {
RobMeades 0:7ccf0e7e8a83 935 usorf_sz = size;
RobMeades 0:7ccf0e7e8a83 936 }
RobMeades 0:7ccf0e7e8a83 937 read_sz = _at->read(buf, usorf_sz);
RobMeades 0:7ccf0e7e8a83 938 if (read_sz > 0) {
RobMeades 0:7ccf0e7e8a83 939 address->set_ip_address(ipAddress);
RobMeades 0:7ccf0e7e8a83 940 address->set_port(port);
RobMeades 0:7ccf0e7e8a83 941 tr_debug("...read %d byte(s) from modem handle %d...", read_sz,
RobMeades 0:7ccf0e7e8a83 942 socket->modem_handle);
RobMeades 0:7ccf0e7e8a83 943 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 944 tr_debug("Read returned %d, |%*.*s|", read_sz, read_sz, read_sz, buf);
RobMeades 0:7ccf0e7e8a83 945 }
RobMeades 0:7ccf0e7e8a83 946 count += read_sz;
RobMeades 0:7ccf0e7e8a83 947 buf += read_sz;
RobMeades 0:7ccf0e7e8a83 948 size -= read_sz;
RobMeades 0:7ccf0e7e8a83 949 if ((usorf_sz < read_blk) || (usorf_sz == MAX_READ_SIZE)) {
RobMeades 0:7ccf0e7e8a83 950 size = 0; // If we've received less than we asked for, or
RobMeades 0:7ccf0e7e8a83 951 // the max size, then a whole UDP packet has arrived and
RobMeades 0:7ccf0e7e8a83 952 // this means DONE.
RobMeades 0:7ccf0e7e8a83 953 }
RobMeades 0:7ccf0e7e8a83 954 } else {
RobMeades 0:7ccf0e7e8a83 955 // read() should not fail
RobMeades 0:7ccf0e7e8a83 956 success = false;
RobMeades 0:7ccf0e7e8a83 957 }
RobMeades 0:7ccf0e7e8a83 958 tr_debug("Socket 0x%08x: modem handle %d now has only %d byte(s) pending",
RobMeades 0:7ccf0e7e8a83 959 (unsigned int) socket, socket->modem_handle, socket->pending);
RobMeades 0:7ccf0e7e8a83 960 // Wait for the "OK" before continuing
RobMeades 0:7ccf0e7e8a83 961 _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 962 } else {
RobMeades 0:7ccf0e7e8a83 963 // Should never fail to do _at->send()/_at->recv()
RobMeades 0:7ccf0e7e8a83 964 success = false;
RobMeades 0:7ccf0e7e8a83 965 }
RobMeades 0:7ccf0e7e8a83 966 _at->debug_on(_debug_trace_on);
RobMeades 0:7ccf0e7e8a83 967 } else if (timer.read_ms() < SOCKET_TIMEOUT) {
RobMeades 0:7ccf0e7e8a83 968 // Wait for URCs
RobMeades 0:7ccf0e7e8a83 969 _at->recv(UNNATURAL_STRING);
RobMeades 0:7ccf0e7e8a83 970 } else {
RobMeades 0:7ccf0e7e8a83 971 if (count == 0) {
RobMeades 0:7ccf0e7e8a83 972 // Timeout with nothing received
RobMeades 0:7ccf0e7e8a83 973 nsapi_error_size = NSAPI_ERROR_WOULD_BLOCK;
RobMeades 0:7ccf0e7e8a83 974 success = false;
RobMeades 0:7ccf0e7e8a83 975 }
RobMeades 0:7ccf0e7e8a83 976 size = 0; // This simply to cause an exit
RobMeades 0:7ccf0e7e8a83 977 }
RobMeades 0:7ccf0e7e8a83 978
RobMeades 0:7ccf0e7e8a83 979 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 980 UNLOCK();
RobMeades 0:7ccf0e7e8a83 981 }
RobMeades 0:7ccf0e7e8a83 982 timer.stop();
RobMeades 0:7ccf0e7e8a83 983
RobMeades 0:7ccf0e7e8a83 984 if (success) {
RobMeades 0:7ccf0e7e8a83 985 nsapi_error_size = count;
RobMeades 0:7ccf0e7e8a83 986 }
RobMeades 0:7ccf0e7e8a83 987
RobMeades 0:7ccf0e7e8a83 988 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 989 tr_debug("socket_recvfrom: %d \"%*.*s\"", count, count, count, buf - count);
RobMeades 0:7ccf0e7e8a83 990 } else {
RobMeades 0:7ccf0e7e8a83 991 tr_debug("socket_recvfrom: received %d byte(s)", count);
RobMeades 0:7ccf0e7e8a83 992 }
RobMeades 0:7ccf0e7e8a83 993
RobMeades 0:7ccf0e7e8a83 994 return nsapi_error_size;
RobMeades 0:7ccf0e7e8a83 995 }
RobMeades 0:7ccf0e7e8a83 996
RobMeades 0:7ccf0e7e8a83 997 // Attach an event callback to a socket, required for asynchronous
RobMeades 0:7ccf0e7e8a83 998 // data reception
RobMeades 0:7ccf0e7e8a83 999 void UbloxATCellularInterface::socket_attach(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 1000 void (*callback)(void *),
RobMeades 0:7ccf0e7e8a83 1001 void *data)
RobMeades 0:7ccf0e7e8a83 1002 {
RobMeades 0:7ccf0e7e8a83 1003 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 1004
RobMeades 0:7ccf0e7e8a83 1005 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 1006
RobMeades 0:7ccf0e7e8a83 1007 socket->callback = callback;
RobMeades 0:7ccf0e7e8a83 1008 socket->data = data;
RobMeades 0:7ccf0e7e8a83 1009 }
RobMeades 0:7ccf0e7e8a83 1010
RobMeades 0:7ccf0e7e8a83 1011 // Unsupported TCP server functions.
RobMeades 0:7ccf0e7e8a83 1012 nsapi_error_t UbloxATCellularInterface::socket_listen(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 1013 int backlog)
RobMeades 0:7ccf0e7e8a83 1014 {
RobMeades 0:7ccf0e7e8a83 1015 return NSAPI_ERROR_UNSUPPORTED;
RobMeades 0:7ccf0e7e8a83 1016 }
RobMeades 0:7ccf0e7e8a83 1017 nsapi_error_t UbloxATCellularInterface::socket_accept(nsapi_socket_t server,
RobMeades 0:7ccf0e7e8a83 1018 nsapi_socket_t *handle,
RobMeades 0:7ccf0e7e8a83 1019 SocketAddress *address)
RobMeades 0:7ccf0e7e8a83 1020 {
RobMeades 0:7ccf0e7e8a83 1021 return NSAPI_ERROR_UNSUPPORTED;
RobMeades 0:7ccf0e7e8a83 1022 }
RobMeades 0:7ccf0e7e8a83 1023
RobMeades 0:7ccf0e7e8a83 1024 // Unsupported option functions.
RobMeades 0:7ccf0e7e8a83 1025 nsapi_error_t UbloxATCellularInterface::setsockopt(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 1026 int level, int optname,
RobMeades 0:7ccf0e7e8a83 1027 const void *optval,
RobMeades 0:7ccf0e7e8a83 1028 unsigned optlen)
RobMeades 0:7ccf0e7e8a83 1029 {
RobMeades 0:7ccf0e7e8a83 1030 return NSAPI_ERROR_UNSUPPORTED;
RobMeades 0:7ccf0e7e8a83 1031 }
RobMeades 0:7ccf0e7e8a83 1032 nsapi_error_t UbloxATCellularInterface::getsockopt(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 1033 int level, int optname,
RobMeades 0:7ccf0e7e8a83 1034 void *optval,
RobMeades 0:7ccf0e7e8a83 1035 unsigned *optlen)
RobMeades 0:7ccf0e7e8a83 1036 {
RobMeades 0:7ccf0e7e8a83 1037 return NSAPI_ERROR_UNSUPPORTED;
RobMeades 0:7ccf0e7e8a83 1038 }
RobMeades 0:7ccf0e7e8a83 1039
RobMeades 0:7ccf0e7e8a83 1040 /**********************************************************************
RobMeades 0:7ccf0e7e8a83 1041 * PUBLIC METHODS
RobMeades 0:7ccf0e7e8a83 1042 **********************************************************************/
RobMeades 0:7ccf0e7e8a83 1043
RobMeades 0:7ccf0e7e8a83 1044 // Constructor.
RobMeades 0:7ccf0e7e8a83 1045 UbloxATCellularInterface::UbloxATCellularInterface(PinName tx,
RobMeades 0:7ccf0e7e8a83 1046 PinName rx,
RobMeades 0:7ccf0e7e8a83 1047 int baud,
amq 16:2b30a056ae54 1048 bool debug_on,
amq 16:2b30a056ae54 1049 osPriority priority)
RobMeades 0:7ccf0e7e8a83 1050 {
RobMeades 0:7ccf0e7e8a83 1051 _sim_pin_check_change_pending = false;
RobMeades 0:7ccf0e7e8a83 1052 _sim_pin_check_change_pending_enabled_value = false;
RobMeades 0:7ccf0e7e8a83 1053 _sim_pin_change_pending = false;
RobMeades 0:7ccf0e7e8a83 1054 _sim_pin_change_pending_new_pin_value = NULL;
RobMeades 14:e7dcf3388403 1055 _run_event_thread = true;
RobMeades 0:7ccf0e7e8a83 1056 _apn = NULL;
RobMeades 0:7ccf0e7e8a83 1057 _uname = NULL;
RobMeades 0:7ccf0e7e8a83 1058 _pwd = NULL;
SanaMasood 21:2a500a881a5a 1059
SanaMasood 21:2a500a881a5a 1060
SanaMasood 21:2a500a881a5a 1061
RobMeades 0:7ccf0e7e8a83 1062
RobMeades 0:7ccf0e7e8a83 1063 // Initialise sockets storage
RobMeades 0:7ccf0e7e8a83 1064 memset(_sockets, 0, sizeof(_sockets));
RobMeades 0:7ccf0e7e8a83 1065 for (unsigned int socket = 0; socket < sizeof(_sockets) / sizeof(_sockets[0]); socket++) {
RobMeades 0:7ccf0e7e8a83 1066 _sockets[socket].modem_handle = SOCKET_UNUSED;
RobMeades 0:7ccf0e7e8a83 1067 _sockets[socket].callback = NULL;
RobMeades 0:7ccf0e7e8a83 1068 _sockets[socket].data = NULL;
RobMeades 0:7ccf0e7e8a83 1069 }
RobMeades 0:7ccf0e7e8a83 1070
RobMeades 0:7ccf0e7e8a83 1071 // The authentication to use
RobMeades 0:7ccf0e7e8a83 1072 _auth = NSAPI_SECURITY_UNKNOWN;
RobMeades 0:7ccf0e7e8a83 1073
RobMeades 0:7ccf0e7e8a83 1074 // Nullify the temporary IP address storage
RobMeades 0:7ccf0e7e8a83 1075 _ip = NULL;
SanaMasood 21:2a500a881a5a 1076 _connection_status_cb = NULL;
SanaMasood 21:2a500a881a5a 1077
RobMeades 0:7ccf0e7e8a83 1078
RobMeades 0:7ccf0e7e8a83 1079 // Initialise the base class, which starts the AT parser
RobMeades 0:7ccf0e7e8a83 1080 baseClassInit(tx, rx, baud, debug_on);
RobMeades 0:7ccf0e7e8a83 1081
RobMeades 0:7ccf0e7e8a83 1082 // Start the event handler thread for Rx data
RobMeades 0:7ccf0e7e8a83 1083 event_thread.start(callback(this, &UbloxATCellularInterface::handle_event));
amq 16:2b30a056ae54 1084 event_thread.set_priority(priority);
RobMeades 0:7ccf0e7e8a83 1085
RobMeades 0:7ccf0e7e8a83 1086 // URC handlers for sockets
RobMeades 0:7ccf0e7e8a83 1087 _at->oob("+UUSORD", callback(this, &UbloxATCellularInterface::UUSORD_URC));
RobMeades 0:7ccf0e7e8a83 1088 _at->oob("+UUSORF", callback(this, &UbloxATCellularInterface::UUSORF_URC));
RobMeades 0:7ccf0e7e8a83 1089 _at->oob("+UUSOCL", callback(this, &UbloxATCellularInterface::UUSOCL_URC));
RobMeades 0:7ccf0e7e8a83 1090 _at->oob("+UUPSDD", callback(this, &UbloxATCellularInterface::UUPSDD_URC));
RobMeades 0:7ccf0e7e8a83 1091 }
RobMeades 0:7ccf0e7e8a83 1092
RobMeades 0:7ccf0e7e8a83 1093 // Destructor.
RobMeades 0:7ccf0e7e8a83 1094 UbloxATCellularInterface::~UbloxATCellularInterface()
RobMeades 0:7ccf0e7e8a83 1095 {
RobMeades 14:e7dcf3388403 1096 // Let the event thread shut down tidily
RobMeades 14:e7dcf3388403 1097 _run_event_thread = false;
RobMeades 14:e7dcf3388403 1098 event_thread.join();
RobMeades 14:e7dcf3388403 1099
RobMeades 0:7ccf0e7e8a83 1100 // Free _ip if it was ever allocated
RobMeades 0:7ccf0e7e8a83 1101 free(_ip);
RobMeades 0:7ccf0e7e8a83 1102 }
RobMeades 0:7ccf0e7e8a83 1103
RobMeades 0:7ccf0e7e8a83 1104 // Set the authentication scheme.
RobMeades 0:7ccf0e7e8a83 1105 void UbloxATCellularInterface::set_authentication(nsapi_security_t auth)
RobMeades 0:7ccf0e7e8a83 1106 {
RobMeades 0:7ccf0e7e8a83 1107 _auth = auth;
RobMeades 0:7ccf0e7e8a83 1108 }
RobMeades 0:7ccf0e7e8a83 1109
RobMeades 0:7ccf0e7e8a83 1110 // Set APN, user name and password.
RobMeades 0:7ccf0e7e8a83 1111 void UbloxATCellularInterface::set_credentials(const char *apn,
RobMeades 0:7ccf0e7e8a83 1112 const char *uname,
RobMeades 0:7ccf0e7e8a83 1113 const char *pwd)
RobMeades 0:7ccf0e7e8a83 1114 {
RobMeades 0:7ccf0e7e8a83 1115 _apn = apn;
RobMeades 0:7ccf0e7e8a83 1116 _uname = uname;
RobMeades 0:7ccf0e7e8a83 1117 _pwd = pwd;
RobMeades 0:7ccf0e7e8a83 1118 }
RobMeades 0:7ccf0e7e8a83 1119
RobMeades 0:7ccf0e7e8a83 1120 // Set PIN.
RobMeades 12:ff6fac481487 1121 void UbloxATCellularInterface::set_sim_pin(const char *pin)
RobMeades 12:ff6fac481487 1122 {
RobMeades 0:7ccf0e7e8a83 1123 set_pin(pin);
RobMeades 0:7ccf0e7e8a83 1124 }
RobMeades 0:7ccf0e7e8a83 1125
RobMeades 0:7ccf0e7e8a83 1126 // Get the IP address of a host.
RobMeades 0:7ccf0e7e8a83 1127 nsapi_error_t UbloxATCellularInterface::gethostbyname(const char *host,
RobMeades 0:7ccf0e7e8a83 1128 SocketAddress *address,
RobMeades 0:7ccf0e7e8a83 1129 nsapi_version_t version)
RobMeades 0:7ccf0e7e8a83 1130 {
RobMeades 0:7ccf0e7e8a83 1131 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
SanaMasood 21:2a500a881a5a 1132
RobMeades 0:7ccf0e7e8a83 1133
RobMeades 0:7ccf0e7e8a83 1134 if (address->set_ip_address(host)) {
RobMeades 0:7ccf0e7e8a83 1135 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1136 } else {
SanaMasood 21:2a500a881a5a 1137 int at_timeout;
SanaMasood 21:2a500a881a5a 1138 char ipAddress[NSAPI_IP_SIZE];
RobMeades 0:7ccf0e7e8a83 1139 LOCK();
rob.meades@u-blox.com 6:63dad754c267 1140 // This interrogation can sometimes take longer than the usual 8 seconds
rob.meades@u-blox.com 6:63dad754c267 1141 at_timeout = _at_timeout;
rob.meades@u-blox.com 6:63dad754c267 1142 at_set_timeout(60000);
RobMeades 0:7ccf0e7e8a83 1143 memset (ipAddress, 0, sizeof (ipAddress)); // Ensure terminator
RobMeades 0:7ccf0e7e8a83 1144 if (_at->send("AT+UDNSRN=0,\"%s\"", host) &&
RobMeades 0:7ccf0e7e8a83 1145 _at->recv("+UDNSRN: \"%" u_stringify(NSAPI_IP_SIZE) "[^\"]\"", ipAddress) &&
RobMeades 0:7ccf0e7e8a83 1146 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 1147 if (address->set_ip_address(ipAddress)) {
RobMeades 0:7ccf0e7e8a83 1148 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1149 }
RobMeades 0:7ccf0e7e8a83 1150 }
rob.meades@u-blox.com 6:63dad754c267 1151 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 1152 UNLOCK();
RobMeades 0:7ccf0e7e8a83 1153 }
RobMeades 0:7ccf0e7e8a83 1154
RobMeades 0:7ccf0e7e8a83 1155 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1156 }
RobMeades 0:7ccf0e7e8a83 1157
RobMeades 0:7ccf0e7e8a83 1158 // Make a cellular connection
RobMeades 0:7ccf0e7e8a83 1159 nsapi_error_t UbloxATCellularInterface::connect(const char *sim_pin,
RobMeades 0:7ccf0e7e8a83 1160 const char *apn,
RobMeades 0:7ccf0e7e8a83 1161 const char *uname,
RobMeades 0:7ccf0e7e8a83 1162 const char *pwd)
RobMeades 0:7ccf0e7e8a83 1163 {
RobMeades 0:7ccf0e7e8a83 1164 nsapi_error_t nsapi_error;
RobMeades 0:7ccf0e7e8a83 1165
RobMeades 0:7ccf0e7e8a83 1166 if (sim_pin != NULL) {
RobMeades 0:7ccf0e7e8a83 1167 _pin = sim_pin;
RobMeades 0:7ccf0e7e8a83 1168 }
RobMeades 0:7ccf0e7e8a83 1169
RobMeades 0:7ccf0e7e8a83 1170 if (apn != NULL) {
RobMeades 0:7ccf0e7e8a83 1171 _apn = apn;
RobMeades 0:7ccf0e7e8a83 1172 }
RobMeades 0:7ccf0e7e8a83 1173
RobMeades 0:7ccf0e7e8a83 1174 if ((uname != NULL) && (pwd != NULL)) {
RobMeades 0:7ccf0e7e8a83 1175 _uname = uname;
RobMeades 0:7ccf0e7e8a83 1176 _pwd = pwd;
RobMeades 0:7ccf0e7e8a83 1177 } else {
RobMeades 0:7ccf0e7e8a83 1178 _uname = NULL;
RobMeades 0:7ccf0e7e8a83 1179 _pwd = NULL;
RobMeades 0:7ccf0e7e8a83 1180 }
RobMeades 0:7ccf0e7e8a83 1181
RobMeades 0:7ccf0e7e8a83 1182 nsapi_error = connect();
RobMeades 0:7ccf0e7e8a83 1183
RobMeades 0:7ccf0e7e8a83 1184 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1185 }
RobMeades 0:7ccf0e7e8a83 1186
RobMeades 0:7ccf0e7e8a83 1187 // Make a cellular connection using the IP stack on board the cellular modem
RobMeades 0:7ccf0e7e8a83 1188 nsapi_error_t UbloxATCellularInterface::connect()
RobMeades 0:7ccf0e7e8a83 1189 {
RobMeades 0:7ccf0e7e8a83 1190 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 1191 bool registered = false;
RobMeades 0:7ccf0e7e8a83 1192
RobMeades 0:7ccf0e7e8a83 1193 // Set up modem and then register with the network
RobMeades 0:7ccf0e7e8a83 1194 if (init()) {
RobMeades 0:7ccf0e7e8a83 1195 nsapi_error = NSAPI_ERROR_NO_CONNECTION;
RobMeades 0:7ccf0e7e8a83 1196 // Perform any pending SIM actions
RobMeades 0:7ccf0e7e8a83 1197 if (_sim_pin_check_change_pending) {
RobMeades 0:7ccf0e7e8a83 1198 if (!sim_pin_check_enable(_sim_pin_check_change_pending_enabled_value)) {
RobMeades 0:7ccf0e7e8a83 1199 nsapi_error = NSAPI_ERROR_AUTH_FAILURE;
RobMeades 0:7ccf0e7e8a83 1200 }
RobMeades 0:7ccf0e7e8a83 1201 _sim_pin_check_change_pending = false;
RobMeades 0:7ccf0e7e8a83 1202 }
RobMeades 0:7ccf0e7e8a83 1203 if (_sim_pin_change_pending) {
RobMeades 0:7ccf0e7e8a83 1204 if (!change_sim_pin(_sim_pin_change_pending_new_pin_value)) {
RobMeades 0:7ccf0e7e8a83 1205 nsapi_error = NSAPI_ERROR_AUTH_FAILURE;
RobMeades 0:7ccf0e7e8a83 1206 }
RobMeades 0:7ccf0e7e8a83 1207 _sim_pin_change_pending = false;
RobMeades 0:7ccf0e7e8a83 1208 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1209 #ifdef TARGET_UBLOX_C030_R41XM
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1210 define_context();
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1211 #endif
RobMeades 0:7ccf0e7e8a83 1212 if (nsapi_error == NSAPI_ERROR_NO_CONNECTION) {
RobMeades 0:7ccf0e7e8a83 1213 for (int retries = 0; !registered && (retries < 3); retries++) {
RobMeades 0:7ccf0e7e8a83 1214 if (nwk_registration()) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1215 registered = true;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1216 #ifdef TARGET_UBLOX_C030_R41XM
fahimalavi 29:773cfb0fe56c 1217 if(is_registered_psd() || is_registered_eps()) {
fahimalavi 29:773cfb0fe56c 1218 nsapi_error = NSAPI_ERROR_OK;
fahimalavi 29:773cfb0fe56c 1219 }
fahimalavi 29:773cfb0fe56c 1220 else if (activate_context()) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1221 nsapi_error = NSAPI_ERROR_OK;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1222 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1223 #endif
RobMeades 0:7ccf0e7e8a83 1224 }
RobMeades 0:7ccf0e7e8a83 1225 }
RobMeades 0:7ccf0e7e8a83 1226 }
RobMeades 0:7ccf0e7e8a83 1227 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1228 #ifndef TARGET_UBLOX_C030_R41XM
RobMeades 0:7ccf0e7e8a83 1229 // Attempt to establish a connection
RobMeades 0:7ccf0e7e8a83 1230 if (registered && connect_modem_stack()) {
RobMeades 0:7ccf0e7e8a83 1231 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1232 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1233 #endif
RobMeades 0:7ccf0e7e8a83 1234 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1235 }
RobMeades 0:7ccf0e7e8a83 1236
RobMeades 0:7ccf0e7e8a83 1237 // User initiated disconnect.
RobMeades 0:7ccf0e7e8a83 1238 nsapi_error_t UbloxATCellularInterface::disconnect()
RobMeades 0:7ccf0e7e8a83 1239 {
RobMeades 0:7ccf0e7e8a83 1240 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
fahim.alavi@u-blox.com 19:7013521e75e7 1241 #ifdef TARGET_UBLOX_C030_R41XM
fahim.alavi@u-blox.com 19:7013521e75e7 1242 if (nwk_deregistration()) {
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1243 if (_connection_status_cb) {
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1244 _connection_status_cb(NSAPI_ERROR_CONNECTION_LOST);
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1245 }
fahim.alavi@u-blox.com 19:7013521e75e7 1246 #else
RobMeades 0:7ccf0e7e8a83 1247 if (disconnect_modem_stack() && nwk_deregistration()) {
fahim.alavi@u-blox.com 19:7013521e75e7 1248 #endif
RobMeades 0:7ccf0e7e8a83 1249 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1250 }
RobMeades 0:7ccf0e7e8a83 1251
RobMeades 0:7ccf0e7e8a83 1252 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1253 }
RobMeades 0:7ccf0e7e8a83 1254
RobMeades 0:7ccf0e7e8a83 1255 // Enable or disable SIM PIN check lock.
RobMeades 0:7ccf0e7e8a83 1256 nsapi_error_t UbloxATCellularInterface::set_sim_pin_check(bool set,
RobMeades 0:7ccf0e7e8a83 1257 bool immediate,
RobMeades 0:7ccf0e7e8a83 1258 const char *sim_pin)
RobMeades 0:7ccf0e7e8a83 1259 {
RobMeades 0:7ccf0e7e8a83 1260 nsapi_error_t nsapi_error = NSAPI_ERROR_AUTH_FAILURE;
RobMeades 0:7ccf0e7e8a83 1261
RobMeades 0:7ccf0e7e8a83 1262 if (sim_pin != NULL) {
RobMeades 0:7ccf0e7e8a83 1263 _pin = sim_pin;
RobMeades 0:7ccf0e7e8a83 1264 }
RobMeades 0:7ccf0e7e8a83 1265
RobMeades 0:7ccf0e7e8a83 1266 if (immediate) {
RobMeades 0:7ccf0e7e8a83 1267 if (init()) {
RobMeades 0:7ccf0e7e8a83 1268 if (sim_pin_check_enable(set)) {
RobMeades 0:7ccf0e7e8a83 1269 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1270 }
RobMeades 0:7ccf0e7e8a83 1271 } else {
RobMeades 0:7ccf0e7e8a83 1272 nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 1273 }
RobMeades 0:7ccf0e7e8a83 1274 } else {
RobMeades 0:7ccf0e7e8a83 1275 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1276 _sim_pin_check_change_pending = true;
RobMeades 0:7ccf0e7e8a83 1277 _sim_pin_check_change_pending_enabled_value = set;
RobMeades 0:7ccf0e7e8a83 1278 }
RobMeades 0:7ccf0e7e8a83 1279
RobMeades 0:7ccf0e7e8a83 1280 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1281 }
RobMeades 0:7ccf0e7e8a83 1282
RobMeades 0:7ccf0e7e8a83 1283 // Change the PIN code for the SIM card.
RobMeades 0:7ccf0e7e8a83 1284 nsapi_error_t UbloxATCellularInterface::set_new_sim_pin(const char *new_pin,
RobMeades 0:7ccf0e7e8a83 1285 bool immediate,
RobMeades 0:7ccf0e7e8a83 1286 const char *old_pin)
RobMeades 0:7ccf0e7e8a83 1287 {
RobMeades 0:7ccf0e7e8a83 1288 nsapi_error_t nsapi_error = NSAPI_ERROR_AUTH_FAILURE;
RobMeades 0:7ccf0e7e8a83 1289
RobMeades 0:7ccf0e7e8a83 1290 if (old_pin != NULL) {
RobMeades 0:7ccf0e7e8a83 1291 _pin = old_pin;
RobMeades 0:7ccf0e7e8a83 1292 }
RobMeades 0:7ccf0e7e8a83 1293
RobMeades 0:7ccf0e7e8a83 1294 if (immediate) {
RobMeades 0:7ccf0e7e8a83 1295 if (init()) {
RobMeades 0:7ccf0e7e8a83 1296 if (change_sim_pin(new_pin)) {
RobMeades 0:7ccf0e7e8a83 1297 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1298 }
RobMeades 0:7ccf0e7e8a83 1299 } else {
RobMeades 0:7ccf0e7e8a83 1300 nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 1301 }
RobMeades 0:7ccf0e7e8a83 1302 } else {
RobMeades 0:7ccf0e7e8a83 1303 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1304 _sim_pin_change_pending = true;
RobMeades 0:7ccf0e7e8a83 1305 _sim_pin_change_pending_new_pin_value = new_pin;
RobMeades 0:7ccf0e7e8a83 1306 }
RobMeades 0:7ccf0e7e8a83 1307
RobMeades 0:7ccf0e7e8a83 1308 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1309 }
RobMeades 0:7ccf0e7e8a83 1310
RobMeades 0:7ccf0e7e8a83 1311 // Determine if the connection is up.
RobMeades 0:7ccf0e7e8a83 1312 bool UbloxATCellularInterface::is_connected()
RobMeades 0:7ccf0e7e8a83 1313 {
RobMeades 0:7ccf0e7e8a83 1314 return get_ip_address() != NULL;
RobMeades 0:7ccf0e7e8a83 1315 }
RobMeades 0:7ccf0e7e8a83 1316
RobMeades 0:7ccf0e7e8a83 1317 // Get the IP address of the on-board modem IP stack.
RobMeades 0:7ccf0e7e8a83 1318 const char * UbloxATCellularInterface::get_ip_address()
RobMeades 0:7ccf0e7e8a83 1319 {
RobMeades 0:7ccf0e7e8a83 1320 SocketAddress address;
RobMeades 0:7ccf0e7e8a83 1321 LOCK();
RobMeades 0:7ccf0e7e8a83 1322
RobMeades 0:7ccf0e7e8a83 1323 if (_ip == NULL) {
RobMeades 0:7ccf0e7e8a83 1324 // Temporary storage for an IP address string with terminator
RobMeades 0:7ccf0e7e8a83 1325 _ip = (char *) malloc(NSAPI_IP_SIZE);
RobMeades 0:7ccf0e7e8a83 1326 }
RobMeades 0:7ccf0e7e8a83 1327
RobMeades 0:7ccf0e7e8a83 1328 if (_ip != NULL) {
RobMeades 0:7ccf0e7e8a83 1329 memset(_ip, 0, NSAPI_IP_SIZE); // Ensure a terminator
RobMeades 0:7ccf0e7e8a83 1330 // +UPSND=<profile_id>,<param_tag>[,<dynamic_param_val>]
RobMeades 0:7ccf0e7e8a83 1331 // If we get back a quoted "w.x.y.z" then we have an IP address,
RobMeades 0:7ccf0e7e8a83 1332 // otherwise we don't.
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1333 #ifdef TARGET_UBLOX_C030_R41XM
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1334 if (!_at->send("AT+CGPADDR=1") ||
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1335 !_at->recv("+CGPADDR: 1,%" u_stringify(NSAPI_IP_SIZE) "[^\n]\nOK\n", _ip) ||
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1336 !address.set_ip_address(_ip) || // Return NULL if the address is not a valid one
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1337 !address) { // Return null if the address is zero
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1338 free (_ip);
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1339 _ip = NULL;
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1340 }
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1341 #else
RobMeades 0:7ccf0e7e8a83 1342 if (!_at->send("AT+UPSND=" PROFILE ",0") ||
RobMeades 0:7ccf0e7e8a83 1343 !_at->recv("+UPSND: " PROFILE ",0,\"%" u_stringify(NSAPI_IP_SIZE) "[^\"]\"", _ip) ||
RobMeades 0:7ccf0e7e8a83 1344 !_at->recv("OK") ||
RobMeades 0:7ccf0e7e8a83 1345 !address.set_ip_address(_ip) || // Return NULL if the address is not a valid one
RobMeades 0:7ccf0e7e8a83 1346 !address) { // Return null if the address is zero
RobMeades 0:7ccf0e7e8a83 1347 free (_ip);
RobMeades 0:7ccf0e7e8a83 1348 _ip = NULL;
RobMeades 0:7ccf0e7e8a83 1349 }
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1350 #endif
RobMeades 0:7ccf0e7e8a83 1351 }
RobMeades 0:7ccf0e7e8a83 1352
RobMeades 0:7ccf0e7e8a83 1353 UNLOCK();
RobMeades 0:7ccf0e7e8a83 1354 return _ip;
RobMeades 0:7ccf0e7e8a83 1355 }
RobMeades 0:7ccf0e7e8a83 1356
RobMeades 0:7ccf0e7e8a83 1357 // Get the local network mask.
RobMeades 0:7ccf0e7e8a83 1358 const char *UbloxATCellularInterface::get_netmask()
RobMeades 0:7ccf0e7e8a83 1359 {
RobMeades 0:7ccf0e7e8a83 1360 // Not implemented.
RobMeades 0:7ccf0e7e8a83 1361 return NULL;
RobMeades 0:7ccf0e7e8a83 1362 }
RobMeades 0:7ccf0e7e8a83 1363
RobMeades 0:7ccf0e7e8a83 1364 // Get the local gateways.
RobMeades 0:7ccf0e7e8a83 1365 const char *UbloxATCellularInterface::get_gateway()
RobMeades 0:7ccf0e7e8a83 1366 {
RobMeades 0:7ccf0e7e8a83 1367 return get_ip_address();
RobMeades 0:7ccf0e7e8a83 1368 }
RobMeades 0:7ccf0e7e8a83 1369
RobMeades 0:7ccf0e7e8a83 1370 // Callback in case the connection is lost.
RobMeades 0:7ccf0e7e8a83 1371 void UbloxATCellularInterface::connection_status_cb(Callback<void(nsapi_error_t)> cb)
RobMeades 0:7ccf0e7e8a83 1372 {
RobMeades 0:7ccf0e7e8a83 1373 _connection_status_cb = cb;
RobMeades 0:7ccf0e7e8a83 1374 }
RobMeades 0:7ccf0e7e8a83 1375
fahim.alavi@u-blox.com 17:7b033423126c 1376 void UbloxATCellularInterface::set_plmn(const char *plmn) {
fahim.alavi@u-blox.com 17:7b033423126c 1377
fahim.alavi@u-blox.com 17:7b033423126c 1378 }
fahim.alavi@u-blox.com 17:7b033423126c 1379
RobMeades 0:7ccf0e7e8a83 1380 // End of file
RobMeades 0:7ccf0e7e8a83 1381