fahim alavi / ublox-at-cellular-interface

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UbloxATCellularInterface.cpp@39:911ba7cb69aa, 2019-08-01 (annotated)

Committer:
fahimalavi
Date:
Thu Aug 01 17:32:08 2019 +0500
Revision:
39:911ba7cb69aa
Parent:
31:d10147163c7b 
set NB1 edrx related parameters

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;
RobMeades 0:7ccf0e7e8a83 252 int at_timeout = _at_timeout;
RobMeades 0:7ccf0e7e8a83 253 SocketAddress address;
RobMeades 0:7ccf0e7e8a83 254
RobMeades 0:7ccf0e7e8a83 255 // Set up the APN
RobMeades 0:7ccf0e7e8a83 256 if (*apn) {
RobMeades 0:7ccf0e7e8a83 257 success = _at->send("AT+UPSD=" PROFILE ",1,\"%s\"", apn) && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 258 }
RobMeades 0:7ccf0e7e8a83 259 if (success && *username) {
RobMeades 0:7ccf0e7e8a83 260 success = _at->send("AT+UPSD=" PROFILE ",2,\"%s\"", username) && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 261 }
RobMeades 0:7ccf0e7e8a83 262 if (success && *password) {
RobMeades 0:7ccf0e7e8a83 263 success = _at->send("AT+UPSD=" PROFILE ",3,\"%s\"", password) && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 264 }
RobMeades 0:7ccf0e7e8a83 265
RobMeades 0:7ccf0e7e8a83 266 if (success) {
RobMeades 0:7ccf0e7e8a83 267 // Set up dynamic IP address assignment.
RobMeades 0:7ccf0e7e8a83 268 success = _at->send("AT+UPSD=" PROFILE ",7,\"0.0.0.0\"") && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 269 // Set up the authentication protocol
RobMeades 0:7ccf0e7e8a83 270 // 0 = none
RobMeades 0:7ccf0e7e8a83 271 // 1 = PAP (Password Authentication Protocol)
RobMeades 0:7ccf0e7e8a83 272 // 2 = CHAP (Challenge Handshake Authentication Protocol)
RobMeades 0:7ccf0e7e8a83 273 for (int protocol = nsapi_security_to_modem_security(NSAPI_SECURITY_NONE);
RobMeades 0:7ccf0e7e8a83 274 success && (protocol <= nsapi_security_to_modem_security(NSAPI_SECURITY_CHAP)); protocol++) {
RobMeades 0:7ccf0e7e8a83 275 if ((_auth == NSAPI_SECURITY_UNKNOWN) || (nsapi_security_to_modem_security(_auth) == protocol)) {
RobMeades 0:7ccf0e7e8a83 276 if (_at->send("AT+UPSD=" PROFILE ",6,%d", protocol) && _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 277 // Activate, waiting 30 seconds for the connection to be made
RobMeades 0:7ccf0e7e8a83 278 at_set_timeout(30000);
RobMeades 0:7ccf0e7e8a83 279 activated = _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 }
RobMeades 0:7ccf0e7e8a83 284 }
RobMeades 0:7ccf0e7e8a83 285
RobMeades 0:7ccf0e7e8a83 286 return activated;
RobMeades 0:7ccf0e7e8a83 287 }
RobMeades 0:7ccf0e7e8a83 288
RobMeades 0:7ccf0e7e8a83 289 // Activate a profile by reusing an external PDP context.
RobMeades 0:7ccf0e7e8a83 290 // Note: the AT interface should be locked before this is called.
RobMeades 0:7ccf0e7e8a83 291 bool UbloxATCellularInterface::activate_profile_reuse_external(void)
RobMeades 0:7ccf0e7e8a83 292 {
RobMeades 0:7ccf0e7e8a83 293 bool success = false;
RobMeades 0:7ccf0e7e8a83 294 int cid = -1;
RobMeades 0:7ccf0e7e8a83 295 SocketAddress address;
RobMeades 0:7ccf0e7e8a83 296 int t;
RobMeades 0:7ccf0e7e8a83 297 int at_timeout = _at_timeout;
RobMeades 0:7ccf0e7e8a83 298
RobMeades 0:7ccf0e7e8a83 299 //+CGDCONT: <cid>,"IP","<apn name>","<ip adr>",0,0,0,0,0,0
RobMeades 0:7ccf0e7e8a83 300 if (_at->send("AT+CGDCONT?")) {
SanaMasood 21:2a500a881a5a 301 char ip[NSAPI_IP_SIZE];
RobMeades 0:7ccf0e7e8a83 302 if (_at->recv("+CGDCONT: %d,\"IP\",\"%*[^\"]\",\"%" u_stringify(NSAPI_IP_SIZE) "[^\"]\",%*d,%*d,%*d,%*d,%*d,%*d",
RobMeades 0:7ccf0e7e8a83 303 &t, ip) &&
RobMeades 0:7ccf0e7e8a83 304 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 305 // Check if the IP address is valid
RobMeades 0:7ccf0e7e8a83 306 if (address.set_ip_address(ip)) {
RobMeades 0:7ccf0e7e8a83 307 cid = t;
RobMeades 0:7ccf0e7e8a83 308 }
RobMeades 0:7ccf0e7e8a83 309 }
RobMeades 0:7ccf0e7e8a83 310 }
RobMeades 0:7ccf0e7e8a83 311
RobMeades 0:7ccf0e7e8a83 312 // If a context has been found, use it
RobMeades 0:7ccf0e7e8a83 313 if ((cid != -1) && (_at->send("AT+UPSD=" PROFILE ",100,%d", cid) && _at->recv("OK"))) {
RobMeades 0:7ccf0e7e8a83 314 // Activate, waiting 30 seconds for the connection to be made
RobMeades 0:7ccf0e7e8a83 315 at_set_timeout(30000);
RobMeades 0:7ccf0e7e8a83 316 success = _at->send("AT+UPSDA=" PROFILE ",3") && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 317 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 318 }
RobMeades 0:7ccf0e7e8a83 319
RobMeades 0:7ccf0e7e8a83 320 return success;
RobMeades 0:7ccf0e7e8a83 321 }
RobMeades 0:7ccf0e7e8a83 322
RobMeades 0:7ccf0e7e8a83 323 // Activate a profile by context ID.
RobMeades 0:7ccf0e7e8a83 324 // Note: the AT interface should be locked before this is called.
RobMeades 0:7ccf0e7e8a83 325 bool UbloxATCellularInterface::activate_profile_by_cid(int cid,
RobMeades 0:7ccf0e7e8a83 326 const char* apn,
RobMeades 0:7ccf0e7e8a83 327 const char* username,
RobMeades 0:7ccf0e7e8a83 328 const char* password,
RobMeades 0:7ccf0e7e8a83 329 nsapi_security_t auth)
RobMeades 0:7ccf0e7e8a83 330 {
RobMeades 0:7ccf0e7e8a83 331 bool success = false;
RobMeades 0:7ccf0e7e8a83 332 int at_timeout = _at_timeout;
RobMeades 0:7ccf0e7e8a83 333
wajahat.abbas@u-blox.com 24:35d5b2a02df8 334 #ifndef TARGET_UBLOX_C030_R41XM
RobMeades 0:7ccf0e7e8a83 335 if (_at->send("AT+CGDCONT=%d,\"IP\",\"%s\"", cid, apn) && _at->recv("OK") &&
RobMeades 0:7ccf0e7e8a83 336 _at->send("AT+UAUTHREQ=%d,%d,\"%s\",\"%s\"", cid, nsapi_security_to_modem_security(auth),
RobMeades 0:7ccf0e7e8a83 337 username, password) && _at->recv("OK") &&
RobMeades 0:7ccf0e7e8a83 338 _at->send("AT+UPSD=" PROFILE ",100,%d", cid) && _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 339
RobMeades 0:7ccf0e7e8a83 340 // Wait 30 seconds for the connection to be made
RobMeades 0:7ccf0e7e8a83 341 at_set_timeout(30000);
RobMeades 0:7ccf0e7e8a83 342 // Activate the protocol
RobMeades 0:7ccf0e7e8a83 343 success = _at->send("AT+UPSDA=" PROFILE ",3") && _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 344 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 345 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 346 #else
wajahat.abbas@u-blox.com 24:35d5b2a02df8 347 int modem_security = nsapi_security_to_modem_security(auth);
wajahat.abbas@u-blox.com 24:35d5b2a02df8 348 if (_at->send("AT+CGDCONT=%d,\"IP\",\"%s\"", cid, apn) && _at->recv("OK")) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 349 if ( modem_security == NSAPI_SECURITY_CHAP) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 350 if (_at->send("AT+UAUTHREQ=%d,%d,\"%s\",\"%s\"", cid, modem_security,
wajahat.abbas@u-blox.com 24:35d5b2a02df8 351 password, username) && _at->recv("OK")) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 352 success = true;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 353 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 354 } else if (modem_security == NSAPI_SECURITY_NONE) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 355 if (_at->send("AT+UAUTHREQ=%d,%d", cid, modem_security) && _at->recv("OK")) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 356 success = true;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 357 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 358 } else {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 359 if (_at->send("AT+UAUTHREQ=%d,%d,\"%s\",\"%s\"", cid, modem_security,
wajahat.abbas@u-blox.com 24:35d5b2a02df8 360 username, password) && _at->recv("OK")) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 361 success = true;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 362 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 363 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 364 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 365 #endif
RobMeades 0:7ccf0e7e8a83 366
RobMeades 0:7ccf0e7e8a83 367 return success;
RobMeades 0:7ccf0e7e8a83 368 }
RobMeades 0:7ccf0e7e8a83 369
wajahat.abbas@u-blox.com 24:35d5b2a02df8 370 #ifdef TARGET_UBLOX_C030_R41XM
wajahat.abbas@u-blox.com 24:35d5b2a02df8 371 //define PDP context for R412M
wajahat.abbas@u-blox.com 24:35d5b2a02df8 372 bool UbloxATCellularInterface::define_context()
wajahat.abbas@u-blox.com 24:35d5b2a02df8 373 {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 374 bool success = false;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 375 const char * config = NULL;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 376 LOCK();
wajahat.abbas@u-blox.com 24:35d5b2a02df8 377
wajahat.abbas@u-blox.com 24:35d5b2a02df8 378 // If the caller hasn't entered an APN, try to find it
wajahat.abbas@u-blox.com 24:35d5b2a02df8 379 if (_apn == NULL) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 380 config = apnconfig(_dev_info.imsi);
wajahat.abbas@u-blox.com 24:35d5b2a02df8 381 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 382
wajahat.abbas@u-blox.com 24:35d5b2a02df8 383 // Attempt to connect
wajahat.abbas@u-blox.com 24:35d5b2a02df8 384 do {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 385 // Set up APN and IP protocol for PDP context
wajahat.abbas@u-blox.com 24:35d5b2a02df8 386 get_next_credentials(&config);
wajahat.abbas@u-blox.com 24:35d5b2a02df8 387 _auth = (*_uname && *_pwd) ? _auth : NSAPI_SECURITY_NONE;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 388 if (activate_profile_by_cid(1, _apn, _uname, _pwd, _auth)) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 389 success = true;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 390 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 391 } while (!success && config && *config);
wajahat.abbas@u-blox.com 24:35d5b2a02df8 392
wajahat.abbas@u-blox.com 24:35d5b2a02df8 393 if (!success) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 394 tr_error("Failed to connect, check your APN/username/password");
wajahat.abbas@u-blox.com 24:35d5b2a02df8 395 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 396
wajahat.abbas@u-blox.com 24:35d5b2a02df8 397 UNLOCK();
wajahat.abbas@u-blox.com 24:35d5b2a02df8 398 return success;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 399 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 400 bool UbloxATCellularInterface::activate_context()
wajahat.abbas@u-blox.com 24:35d5b2a02df8 401 {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 402 bool status = false;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 403 int at_timeout;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 404 LOCK();
wajahat.abbas@u-blox.com 24:35d5b2a02df8 405
wajahat.abbas@u-blox.com 24:35d5b2a02df8 406 at_timeout = _at_timeout; // Has to be inside LOCK()s
wajahat.abbas@u-blox.com 24:35d5b2a02df8 407 at_set_timeout(150000);
wajahat.abbas@u-blox.com 24:35d5b2a02df8 408 if (_at->send("AT+CGACT=1,1") && _at->recv("OK")) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 409 status = true;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 410 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 411
wajahat.abbas@u-blox.com 24:35d5b2a02df8 412 at_set_timeout(at_timeout);
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 status;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 416 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 417 #endif
wajahat.abbas@u-blox.com 24:35d5b2a02df8 418
RobMeades 0:7ccf0e7e8a83 419 // Connect the on board IP stack of the modem.
RobMeades 0:7ccf0e7e8a83 420 bool UbloxATCellularInterface::connect_modem_stack()
RobMeades 0:7ccf0e7e8a83 421 {
RobMeades 0:7ccf0e7e8a83 422 bool success = false;
RobMeades 0:7ccf0e7e8a83 423 int active = 0;
RobMeades 0:7ccf0e7e8a83 424 const char * config = NULL;
RobMeades 0:7ccf0e7e8a83 425 LOCK();
RobMeades 0:7ccf0e7e8a83 426
RobMeades 0:7ccf0e7e8a83 427 // Check the profile
RobMeades 0:7ccf0e7e8a83 428 if (_at->send("AT+UPSND=" PROFILE ",8") && _at->recv("+UPSND: %*d,%*d,%d\n", &active) &&
RobMeades 0:7ccf0e7e8a83 429 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 430 if (active == 0) {
RobMeades 0:7ccf0e7e8a83 431 // If the caller hasn't entered an APN, try to find it
RobMeades 0:7ccf0e7e8a83 432 if (_apn == NULL) {
RobMeades 0:7ccf0e7e8a83 433 config = apnconfig(_dev_info.imsi);
RobMeades 0:7ccf0e7e8a83 434 }
RobMeades 0:7ccf0e7e8a83 435
RobMeades 0:7ccf0e7e8a83 436 // Attempt to connect
RobMeades 0:7ccf0e7e8a83 437 do {
RobMeades 0:7ccf0e7e8a83 438 // Set up APN and IP protocol for PDP context
rob.meades@u-blox.com 7:3b2ca10cc23a 439 get_next_credentials(&config);
RobMeades 0:7ccf0e7e8a83 440 _auth = (*_uname && *_pwd) ? _auth : NSAPI_SECURITY_NONE;
RobMeades 0:7ccf0e7e8a83 441 if ((_dev_info.dev != DEV_TOBY_L2) && (_dev_info.dev != DEV_MPCI_L2)) {
RobMeades 0:7ccf0e7e8a83 442 success = activate_profile(_apn, _uname, _pwd, _auth);
RobMeades 0:7ccf0e7e8a83 443 } else {
RobMeades 0:7ccf0e7e8a83 444 success = activate_profile_reuse_external();
RobMeades 0:7ccf0e7e8a83 445 if (success) {
RobMeades 0:7ccf0e7e8a83 446 tr_debug("Reusing external context");
RobMeades 0:7ccf0e7e8a83 447 } else {
RobMeades 0:7ccf0e7e8a83 448 success = activate_profile_by_cid(1, _apn, _uname, _pwd, _auth);
RobMeades 0:7ccf0e7e8a83 449 }
RobMeades 0:7ccf0e7e8a83 450 }
RobMeades 0:7ccf0e7e8a83 451 } while (!success && config && *config);
RobMeades 0:7ccf0e7e8a83 452 } else {
RobMeades 0:7ccf0e7e8a83 453 // If the profile is already active, we're good
RobMeades 0:7ccf0e7e8a83 454 success = true;
RobMeades 0:7ccf0e7e8a83 455 }
RobMeades 0:7ccf0e7e8a83 456 }
RobMeades 0:7ccf0e7e8a83 457
RobMeades 0:7ccf0e7e8a83 458 if (!success) {
RobMeades 0:7ccf0e7e8a83 459 tr_error("Failed to connect, check your APN/username/password");
RobMeades 0:7ccf0e7e8a83 460 }
RobMeades 0:7ccf0e7e8a83 461
RobMeades 0:7ccf0e7e8a83 462 UNLOCK();
RobMeades 0:7ccf0e7e8a83 463 return success;
RobMeades 0:7ccf0e7e8a83 464 }
RobMeades 0:7ccf0e7e8a83 465
RobMeades 0:7ccf0e7e8a83 466 // Disconnect the on board IP stack of the modem.
RobMeades 0:7ccf0e7e8a83 467 bool UbloxATCellularInterface::disconnect_modem_stack()
RobMeades 0:7ccf0e7e8a83 468 {
RobMeades 0:7ccf0e7e8a83 469 bool success = false;
fahimalavi 31:d10147163c7b 470 int active;
fahimalavi 31:d10147163c7b 471 Timer t1;
RobMeades 0:7ccf0e7e8a83 472 LOCK();
RobMeades 0:7ccf0e7e8a83 473
RobMeades 0:7ccf0e7e8a83 474 if (get_ip_address() != NULL) {
RobMeades 0:7ccf0e7e8a83 475 if (_at->send("AT+UPSDA=" PROFILE ",4") && _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 476 success = true;
RobMeades 0:7ccf0e7e8a83 477 if (_connection_status_cb) {
RobMeades 0:7ccf0e7e8a83 478 _connection_status_cb(NSAPI_ERROR_CONNECTION_LOST);
RobMeades 0:7ccf0e7e8a83 479 }
RobMeades 0:7ccf0e7e8a83 480 }
RobMeades 0:7ccf0e7e8a83 481 }
fahimalavi 31:d10147163c7b 482 t1.start();
fahimalavi 31:d10147163c7b 483 while (!(t1.read() >= 180)) {
fahimalavi 31:d10147163c7b 484 if (_at->send("AT+UPSND=" PROFILE ",8") && _at->recv("+UPSND: %*d,%*d,%d\n", &active) && _at->recv("OK")) {
fahimalavi 31:d10147163c7b 485
fahimalavi 31:d10147163c7b 486 if (active == 0) { //If context is deactivated, exit while loop and return status
fahimalavi 31:d10147163c7b 487 tr_debug("Profile deactivated successfully");
fahimalavi 31:d10147163c7b 488 break;
fahimalavi 31:d10147163c7b 489 }
fahimalavi 31:d10147163c7b 490 else {
fahimalavi 31:d10147163c7b 491 tr_error("Profile still active");
fahimalavi 31:d10147163c7b 492 rtos::ThisThread::sleep_for(5000); //Wait for 5 seconds and then try again
fahimalavi 31:d10147163c7b 493 }
fahimalavi 31:d10147163c7b 494 }
fahimalavi 31:d10147163c7b 495 }
fahimalavi 31:d10147163c7b 496 t1.stop();
RobMeades 0:7ccf0e7e8a83 497
RobMeades 0:7ccf0e7e8a83 498 UNLOCK();
RobMeades 0:7ccf0e7e8a83 499 return success;
RobMeades 0:7ccf0e7e8a83 500 }
RobMeades 0:7ccf0e7e8a83 501
RobMeades 0:7ccf0e7e8a83 502 /**********************************************************************
RobMeades 0:7ccf0e7e8a83 503 * PROTECTED METHODS: NETWORK INTERFACE and SOCKETS
RobMeades 0:7ccf0e7e8a83 504 **********************************************************************/
RobMeades 0:7ccf0e7e8a83 505
RobMeades 0:7ccf0e7e8a83 506 // Gain access to us.
RobMeades 0:7ccf0e7e8a83 507 NetworkStack *UbloxATCellularInterface::get_stack()
RobMeades 0:7ccf0e7e8a83 508 {
RobMeades 0:7ccf0e7e8a83 509 return this;
RobMeades 0:7ccf0e7e8a83 510 }
RobMeades 0:7ccf0e7e8a83 511
RobMeades 0:7ccf0e7e8a83 512 // Create a socket.
RobMeades 0:7ccf0e7e8a83 513 nsapi_error_t UbloxATCellularInterface::socket_open(nsapi_socket_t *handle,
RobMeades 0:7ccf0e7e8a83 514 nsapi_protocol_t proto)
RobMeades 0:7ccf0e7e8a83 515 {
RobMeades 0:7ccf0e7e8a83 516 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 517 int modem_handle;
RobMeades 0:7ccf0e7e8a83 518 SockCtrl *socket;
RobMeades 0:7ccf0e7e8a83 519 LOCK();
RobMeades 0:7ccf0e7e8a83 520
RobMeades 0:7ccf0e7e8a83 521 // Find a free socket
RobMeades 0:7ccf0e7e8a83 522 socket = find_socket();
RobMeades 0:7ccf0e7e8a83 523 tr_debug("socket_open(%d)", proto);
RobMeades 0:7ccf0e7e8a83 524
RobMeades 0:7ccf0e7e8a83 525 if (socket != NULL) {
SanaMasood 21:2a500a881a5a 526 bool success = false;
RobMeades 0:7ccf0e7e8a83 527 if (proto == NSAPI_UDP) {
RobMeades 0:7ccf0e7e8a83 528 success = _at->send("AT+USOCR=17");
RobMeades 0:7ccf0e7e8a83 529 } else if (proto == NSAPI_TCP) {
RobMeades 0:7ccf0e7e8a83 530 success = _at->send("AT+USOCR=6");
RobMeades 0:7ccf0e7e8a83 531 } else {
RobMeades 0:7ccf0e7e8a83 532 nsapi_error = NSAPI_ERROR_UNSUPPORTED;
RobMeades 0:7ccf0e7e8a83 533 }
RobMeades 0:7ccf0e7e8a83 534
RobMeades 0:7ccf0e7e8a83 535 if (success) {
RobMeades 0:7ccf0e7e8a83 536 nsapi_error = NSAPI_ERROR_NO_SOCKET;
RobMeades 0:7ccf0e7e8a83 537 if (_at->recv("+USOCR: %d\n", &modem_handle) && (modem_handle != SOCKET_UNUSED) &&
RobMeades 0:7ccf0e7e8a83 538 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 539 tr_debug("Socket 0x%8x: handle %d was created", (unsigned int) socket, modem_handle);
RobMeades 0:7ccf0e7e8a83 540 clear_socket(socket);
RobMeades 0:7ccf0e7e8a83 541 socket->modem_handle = modem_handle;
RobMeades 0:7ccf0e7e8a83 542 *handle = (nsapi_socket_t) socket;
RobMeades 0:7ccf0e7e8a83 543 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 544 }
RobMeades 0:7ccf0e7e8a83 545 }
RobMeades 0:7ccf0e7e8a83 546 } else {
RobMeades 0:7ccf0e7e8a83 547 nsapi_error = NSAPI_ERROR_NO_MEMORY;
RobMeades 0:7ccf0e7e8a83 548 }
RobMeades 0:7ccf0e7e8a83 549
RobMeades 0:7ccf0e7e8a83 550 UNLOCK();
RobMeades 0:7ccf0e7e8a83 551 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 552 }
RobMeades 0:7ccf0e7e8a83 553
RobMeades 0:7ccf0e7e8a83 554 // Close a socket.
RobMeades 0:7ccf0e7e8a83 555 nsapi_error_t UbloxATCellularInterface::socket_close(nsapi_socket_t handle)
RobMeades 0:7ccf0e7e8a83 556 {
RobMeades 0:7ccf0e7e8a83 557 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 558 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 559 LOCK();
RobMeades 0:7ccf0e7e8a83 560
RobMeades 0:7ccf0e7e8a83 561 tr_debug("socket_close(0x%08x)", (unsigned int) handle);
RobMeades 0:7ccf0e7e8a83 562
RobMeades 0:7ccf0e7e8a83 563 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 564
RobMeades 0:7ccf0e7e8a83 565 if (_at->send("AT+USOCL=%d", socket->modem_handle) &&
RobMeades 0:7ccf0e7e8a83 566 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 567 clear_socket(socket);
RobMeades 0:7ccf0e7e8a83 568 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 569 }
RobMeades 0:7ccf0e7e8a83 570
RobMeades 0:7ccf0e7e8a83 571 UNLOCK();
RobMeades 0:7ccf0e7e8a83 572 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 573 }
RobMeades 0:7ccf0e7e8a83 574
RobMeades 0:7ccf0e7e8a83 575 // Bind a local port to a socket.
RobMeades 0:7ccf0e7e8a83 576 nsapi_error_t UbloxATCellularInterface::socket_bind(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 577 const SocketAddress &address)
RobMeades 0:7ccf0e7e8a83 578 {
RobMeades 0:7ccf0e7e8a83 579 nsapi_error_t nsapi_error = NSAPI_ERROR_NO_SOCKET;
RobMeades 0:7ccf0e7e8a83 580 int proto;
RobMeades 0:7ccf0e7e8a83 581 int modem_handle;
RobMeades 0:7ccf0e7e8a83 582 SockCtrl savedSocket;
RobMeades 0:7ccf0e7e8a83 583 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 584 LOCK();
RobMeades 0:7ccf0e7e8a83 585
RobMeades 0:7ccf0e7e8a83 586 tr_debug("socket_bind(0x%08x, :%d)", (unsigned int) handle, address.get_port());
RobMeades 0:7ccf0e7e8a83 587
RobMeades 0:7ccf0e7e8a83 588 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 589
RobMeades 0:7ccf0e7e8a83 590 // Query the socket type
RobMeades 0:7ccf0e7e8a83 591 if (_at->send("AT+USOCTL=%d,0", socket->modem_handle) &&
RobMeades 0:7ccf0e7e8a83 592 _at->recv("+USOCTL: %*d,0,%d\n", &proto) &&
RobMeades 0:7ccf0e7e8a83 593 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 594 savedSocket = *socket;
RobMeades 0:7ccf0e7e8a83 595 nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 596 // Now close the socket and re-open it with the binding given
RobMeades 0:7ccf0e7e8a83 597 if (_at->send("AT+USOCL=%d", socket->modem_handle) &&
RobMeades 0:7ccf0e7e8a83 598 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 599 clear_socket(socket);
RobMeades 0:7ccf0e7e8a83 600 nsapi_error = NSAPI_ERROR_CONNECTION_LOST;
RobMeades 0:7ccf0e7e8a83 601 if (_at->send("AT+USOCR=%d,%d", proto, address.get_port()) &&
RobMeades 0:7ccf0e7e8a83 602 _at->recv("+USOCR: %d\n", &modem_handle) && (modem_handle != SOCKET_UNUSED) &&
RobMeades 0:7ccf0e7e8a83 603 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 604 *socket = savedSocket;
RobMeades 0:7ccf0e7e8a83 605 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 606 }
RobMeades 0:7ccf0e7e8a83 607 }
RobMeades 0:7ccf0e7e8a83 608 }
RobMeades 0:7ccf0e7e8a83 609
RobMeades 0:7ccf0e7e8a83 610 UNLOCK();
RobMeades 0:7ccf0e7e8a83 611 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 612 }
RobMeades 0:7ccf0e7e8a83 613
RobMeades 0:7ccf0e7e8a83 614 // Connect to a socket
RobMeades 0:7ccf0e7e8a83 615 nsapi_error_t UbloxATCellularInterface::socket_connect(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 616 const SocketAddress &address)
RobMeades 0:7ccf0e7e8a83 617 {
RobMeades 0:7ccf0e7e8a83 618 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 619 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 620 LOCK();
RobMeades 0:7ccf0e7e8a83 621
RobMeades 0:7ccf0e7e8a83 622 tr_debug("socket_connect(0x%08x, %s(:%d))", (unsigned int) handle,
RobMeades 0:7ccf0e7e8a83 623 address.get_ip_address(), address.get_port());
RobMeades 0:7ccf0e7e8a83 624
RobMeades 0:7ccf0e7e8a83 625 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 626
RobMeades 0:7ccf0e7e8a83 627 if (_at->send("AT+USOCO=%d,\"%s\",%d", socket->modem_handle,
RobMeades 0:7ccf0e7e8a83 628 address.get_ip_address(), address.get_port()) &&
RobMeades 0:7ccf0e7e8a83 629 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 630 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 631 }
RobMeades 0:7ccf0e7e8a83 632
RobMeades 0:7ccf0e7e8a83 633 UNLOCK();
RobMeades 0:7ccf0e7e8a83 634 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 635 }
RobMeades 0:7ccf0e7e8a83 636
RobMeades 0:7ccf0e7e8a83 637 // Send to a socket.
RobMeades 0:7ccf0e7e8a83 638 nsapi_size_or_error_t UbloxATCellularInterface::socket_send(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 639 const void *data,
RobMeades 0:7ccf0e7e8a83 640 nsapi_size_t size)
RobMeades 0:7ccf0e7e8a83 641 {
RobMeades 0:7ccf0e7e8a83 642 nsapi_size_or_error_t nsapi_error_size = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 643 bool success = true;
RobMeades 0:7ccf0e7e8a83 644 const char *buf = (const char *) data;
RobMeades 0:7ccf0e7e8a83 645 nsapi_size_t blk = MAX_WRITE_SIZE;
RobMeades 0:7ccf0e7e8a83 646 nsapi_size_t count = size;
RobMeades 0:7ccf0e7e8a83 647 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 648
RobMeades 0:7ccf0e7e8a83 649 tr_debug("socket_send(0x%08x, 0x%08x, %d)", (unsigned int) handle, (unsigned int) data, size);
RobMeades 0:7ccf0e7e8a83 650
RobMeades 0:7ccf0e7e8a83 651 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 652
RobMeades 15:8cc9a80ac0ad 653 if (socket->modem_handle == SOCKET_UNUSED) {
RobMeades 15:8cc9a80ac0ad 654 tr_debug("socket_send: socket closed");
RobMeades 15:8cc9a80ac0ad 655 return NSAPI_ERROR_NO_SOCKET;
RobMeades 15:8cc9a80ac0ad 656 }
RobMeades 15:8cc9a80ac0ad 657
RobMeades 0:7ccf0e7e8a83 658 while ((count > 0) && success) {
RobMeades 0:7ccf0e7e8a83 659 if (count < blk) {
RobMeades 0:7ccf0e7e8a83 660 blk = count;
RobMeades 0:7ccf0e7e8a83 661 }
RobMeades 0:7ccf0e7e8a83 662 LOCK();
RobMeades 0:7ccf0e7e8a83 663
RobMeades 0:7ccf0e7e8a83 664 if (_at->send("AT+USOWR=%d,%d", socket->modem_handle, blk) && _at->recv("@")) {
RobMeades 0:7ccf0e7e8a83 665 wait_ms(50);
RobMeades 0:7ccf0e7e8a83 666 if ((_at->write(buf, blk) < (int) blk) ||
RobMeades 0:7ccf0e7e8a83 667 !_at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 668 success = false;
RobMeades 0:7ccf0e7e8a83 669 }
RobMeades 0:7ccf0e7e8a83 670 } else {
RobMeades 0:7ccf0e7e8a83 671 success = false;
RobMeades 0:7ccf0e7e8a83 672 }
RobMeades 0:7ccf0e7e8a83 673
RobMeades 0:7ccf0e7e8a83 674 UNLOCK();
RobMeades 0:7ccf0e7e8a83 675 buf += blk;
RobMeades 0:7ccf0e7e8a83 676 count -= blk;
RobMeades 0:7ccf0e7e8a83 677 }
RobMeades 0:7ccf0e7e8a83 678
RobMeades 0:7ccf0e7e8a83 679 if (success) {
RobMeades 0:7ccf0e7e8a83 680 nsapi_error_size = size - count;
RobMeades 0:7ccf0e7e8a83 681 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 682 tr_debug("socket_send: %d \"%*.*s\"", size, size, size, (char *) data);
RobMeades 0:7ccf0e7e8a83 683 }
RobMeades 0:7ccf0e7e8a83 684 }
RobMeades 0:7ccf0e7e8a83 685
RobMeades 0:7ccf0e7e8a83 686 return nsapi_error_size;
RobMeades 0:7ccf0e7e8a83 687 }
RobMeades 0:7ccf0e7e8a83 688
RobMeades 0:7ccf0e7e8a83 689 // Send to an IP address.
RobMeades 0:7ccf0e7e8a83 690 nsapi_size_or_error_t UbloxATCellularInterface::socket_sendto(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 691 const SocketAddress &address,
RobMeades 0:7ccf0e7e8a83 692 const void *data,
RobMeades 0:7ccf0e7e8a83 693 nsapi_size_t size)
RobMeades 0:7ccf0e7e8a83 694 {
RobMeades 0:7ccf0e7e8a83 695 nsapi_size_or_error_t nsapi_error_size = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 696 bool success = true;
RobMeades 0:7ccf0e7e8a83 697 const char *buf = (const char *) data;
RobMeades 0:7ccf0e7e8a83 698 nsapi_size_t blk = MAX_WRITE_SIZE;
RobMeades 0:7ccf0e7e8a83 699 nsapi_size_t count = size;
RobMeades 0:7ccf0e7e8a83 700 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 701
RobMeades 0:7ccf0e7e8a83 702 tr_debug("socket_sendto(0x%8x, %s(:%d), 0x%08x, %d)", (unsigned int) handle,
RobMeades 0:7ccf0e7e8a83 703 address.get_ip_address(), address.get_port(), (unsigned int) data, size);
RobMeades 0:7ccf0e7e8a83 704
RobMeades 0:7ccf0e7e8a83 705 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 706
RobMeades 0:7ccf0e7e8a83 707 if (size > MAX_WRITE_SIZE) {
RobMeades 0:7ccf0e7e8a83 708 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 709 }
RobMeades 0:7ccf0e7e8a83 710
RobMeades 0:7ccf0e7e8a83 711 while ((count > 0) && success) {
RobMeades 0:7ccf0e7e8a83 712 if (count < blk) {
RobMeades 0:7ccf0e7e8a83 713 blk = count;
RobMeades 0:7ccf0e7e8a83 714 }
RobMeades 0:7ccf0e7e8a83 715 LOCK();
RobMeades 0:7ccf0e7e8a83 716
RobMeades 0:7ccf0e7e8a83 717 if (_at->send("AT+USOST=%d,\"%s\",%d,%d", socket->modem_handle,
RobMeades 0:7ccf0e7e8a83 718 address.get_ip_address(), address.get_port(), blk) &&
RobMeades 0:7ccf0e7e8a83 719 _at->recv("@")) {
RobMeades 0:7ccf0e7e8a83 720 wait_ms(50);
RobMeades 0:7ccf0e7e8a83 721 if ((_at->write(buf, blk) >= (int) blk) &&
RobMeades 0:7ccf0e7e8a83 722 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 723 } else {
RobMeades 0:7ccf0e7e8a83 724 success = false;
RobMeades 0:7ccf0e7e8a83 725 }
RobMeades 0:7ccf0e7e8a83 726 } else {
RobMeades 0:7ccf0e7e8a83 727 success = false;
RobMeades 0:7ccf0e7e8a83 728 }
RobMeades 0:7ccf0e7e8a83 729
RobMeades 0:7ccf0e7e8a83 730 UNLOCK();
RobMeades 0:7ccf0e7e8a83 731 buf += blk;
RobMeades 0:7ccf0e7e8a83 732 count -= blk;
RobMeades 0:7ccf0e7e8a83 733 }
RobMeades 0:7ccf0e7e8a83 734
RobMeades 0:7ccf0e7e8a83 735 if (success) {
RobMeades 0:7ccf0e7e8a83 736 nsapi_error_size = size - count;
RobMeades 0:7ccf0e7e8a83 737 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 738 tr_debug("socket_sendto: %d \"%*.*s\"", size, size, size, (char *) data);
RobMeades 0:7ccf0e7e8a83 739 }
RobMeades 0:7ccf0e7e8a83 740 }
RobMeades 0:7ccf0e7e8a83 741
RobMeades 0:7ccf0e7e8a83 742 return nsapi_error_size;
RobMeades 0:7ccf0e7e8a83 743 }
RobMeades 0:7ccf0e7e8a83 744
RobMeades 0:7ccf0e7e8a83 745 // Receive from a socket, TCP style.
RobMeades 0:7ccf0e7e8a83 746 nsapi_size_or_error_t UbloxATCellularInterface::socket_recv(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 747 void *data,
RobMeades 0:7ccf0e7e8a83 748 nsapi_size_t size)
RobMeades 0:7ccf0e7e8a83 749 {
RobMeades 0:7ccf0e7e8a83 750 nsapi_size_or_error_t nsapi_error_size = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 751 bool success = true;
RobMeades 0:7ccf0e7e8a83 752 char *buf = (char *) data;
RobMeades 0:7ccf0e7e8a83 753 nsapi_size_t read_blk;
RobMeades 0:7ccf0e7e8a83 754 nsapi_size_t count = 0;
RobMeades 0:7ccf0e7e8a83 755 unsigned int usord_sz;
RobMeades 0:7ccf0e7e8a83 756 int read_sz;
RobMeades 0:7ccf0e7e8a83 757 Timer timer;
RobMeades 0:7ccf0e7e8a83 758 SockCtrl *socket = (SockCtrl *) handle;
SanaMasood 21:2a500a881a5a 759
RobMeades 0:7ccf0e7e8a83 760
RobMeades 0:7ccf0e7e8a83 761 tr_debug("socket_recv(0x%08x, 0x%08x, %d)",
RobMeades 0:7ccf0e7e8a83 762 (unsigned int) handle, (unsigned int) data, size);
RobMeades 0:7ccf0e7e8a83 763
RobMeades 0:7ccf0e7e8a83 764 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 765
RobMeades 15:8cc9a80ac0ad 766 if (socket->modem_handle == SOCKET_UNUSED) {
RobMeades 15:8cc9a80ac0ad 767 tr_debug("socket_recv: socket closed");
RobMeades 15:8cc9a80ac0ad 768 return NSAPI_ERROR_NO_SOCKET;
RobMeades 15:8cc9a80ac0ad 769 }
RobMeades 15:8cc9a80ac0ad 770
RobMeades 0:7ccf0e7e8a83 771 timer.start();
RobMeades 0:7ccf0e7e8a83 772
RobMeades 0:7ccf0e7e8a83 773 while (success && (size > 0)) {
SanaMasood 21:2a500a881a5a 774 int at_timeout;
RobMeades 0:7ccf0e7e8a83 775 LOCK();
RobMeades 0:7ccf0e7e8a83 776 at_timeout = _at_timeout;
RobMeades 0:7ccf0e7e8a83 777 at_set_timeout(1000);
RobMeades 0:7ccf0e7e8a83 778
RobMeades 0:7ccf0e7e8a83 779 read_blk = MAX_READ_SIZE;
RobMeades 0:7ccf0e7e8a83 780 if (read_blk > size) {
RobMeades 0:7ccf0e7e8a83 781 read_blk = size;
RobMeades 0:7ccf0e7e8a83 782 }
RobMeades 0:7ccf0e7e8a83 783 if (socket->pending > 0) {
RobMeades 0:7ccf0e7e8a83 784 tr_debug("Socket 0x%08x: modem handle %d has %d byte(s) pending",
RobMeades 0:7ccf0e7e8a83 785 (unsigned int) socket, socket->modem_handle, socket->pending);
RobMeades 0:7ccf0e7e8a83 786 _at->debug_on(false); // ABSOLUTELY no time for debug here if you want to
RobMeades 0:7ccf0e7e8a83 787 // be able to read packets of any size without
RobMeades 0:7ccf0e7e8a83 788 // losing characters in UARTSerial
RobMeades 0:7ccf0e7e8a83 789 if (_at->send("AT+USORD=%d,%d", socket->modem_handle, read_blk) &&
RobMeades 0:7ccf0e7e8a83 790 _at->recv("+USORD: %*d,%d,\"", &usord_sz)) {
RobMeades 10:ba18f4418ee8 791 // Must use what +USORD returns here as it may be less or more than we asked for
RobMeades 10:ba18f4418ee8 792 if (usord_sz > socket->pending) {
RobMeades 10:ba18f4418ee8 793 socket->pending = 0;
RobMeades 10:ba18f4418ee8 794 } else {
RobMeades 10:ba18f4418ee8 795 socket->pending -= usord_sz;
RobMeades 10:ba18f4418ee8 796 }
RobMeades 0:7ccf0e7e8a83 797 // Note: insert no debug between _at->recv() and _at->read(), no time...
RobMeades 0:7ccf0e7e8a83 798 if (usord_sz > size) {
RobMeades 0:7ccf0e7e8a83 799 usord_sz = size;
RobMeades 0:7ccf0e7e8a83 800 }
RobMeades 0:7ccf0e7e8a83 801 read_sz = _at->read(buf, usord_sz);
RobMeades 0:7ccf0e7e8a83 802 if (read_sz > 0) {
RobMeades 0:7ccf0e7e8a83 803 tr_debug("...read %d byte(s) from modem handle %d...", read_sz,
RobMeades 0:7ccf0e7e8a83 804 socket->modem_handle);
RobMeades 0:7ccf0e7e8a83 805 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 806 tr_debug("Read returned %d, |%*.*s|", read_sz, read_sz, read_sz, buf);
RobMeades 0:7ccf0e7e8a83 807 }
RobMeades 0:7ccf0e7e8a83 808 count += read_sz;
RobMeades 0:7ccf0e7e8a83 809 buf += read_sz;
RobMeades 0:7ccf0e7e8a83 810 size -= read_sz;
RobMeades 0:7ccf0e7e8a83 811 } else {
RobMeades 0:7ccf0e7e8a83 812 // read() should not fail
RobMeades 0:7ccf0e7e8a83 813 success = false;
RobMeades 0:7ccf0e7e8a83 814 }
RobMeades 0:7ccf0e7e8a83 815 tr_debug("Socket 0x%08x: modem handle %d now has only %d byte(s) pending",
RobMeades 0:7ccf0e7e8a83 816 (unsigned int) socket, socket->modem_handle, socket->pending);
RobMeades 0:7ccf0e7e8a83 817 // Wait for the "OK" before continuing
RobMeades 0:7ccf0e7e8a83 818 _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 819 } else {
RobMeades 0:7ccf0e7e8a83 820 // Should never fail to do _at->send()/_at->recv()
RobMeades 0:7ccf0e7e8a83 821 success = false;
RobMeades 0:7ccf0e7e8a83 822 }
RobMeades 0:7ccf0e7e8a83 823 _at->debug_on(_debug_trace_on);
RobMeades 0:7ccf0e7e8a83 824 } else if (timer.read_ms() < SOCKET_TIMEOUT) {
RobMeades 0:7ccf0e7e8a83 825 // Wait for URCs
RobMeades 0:7ccf0e7e8a83 826 _at->recv(UNNATURAL_STRING);
RobMeades 0:7ccf0e7e8a83 827 } else {
RobMeades 0:7ccf0e7e8a83 828 if (count == 0) {
RobMeades 0:7ccf0e7e8a83 829 // Timeout with nothing received
RobMeades 0:7ccf0e7e8a83 830 nsapi_error_size = NSAPI_ERROR_WOULD_BLOCK;
RobMeades 0:7ccf0e7e8a83 831 success = false;
RobMeades 0:7ccf0e7e8a83 832 }
RobMeades 0:7ccf0e7e8a83 833 size = 0; // This simply to cause an exit
RobMeades 0:7ccf0e7e8a83 834 }
RobMeades 0:7ccf0e7e8a83 835
RobMeades 0:7ccf0e7e8a83 836 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 837 UNLOCK();
RobMeades 0:7ccf0e7e8a83 838 }
RobMeades 0:7ccf0e7e8a83 839 timer.stop();
RobMeades 0:7ccf0e7e8a83 840
RobMeades 0:7ccf0e7e8a83 841 if (success) {
RobMeades 0:7ccf0e7e8a83 842 nsapi_error_size = count;
RobMeades 0:7ccf0e7e8a83 843 }
RobMeades 0:7ccf0e7e8a83 844
RobMeades 0:7ccf0e7e8a83 845 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 846 tr_debug("socket_recv: %d \"%*.*s\"", count, count, count, buf - count);
RobMeades 0:7ccf0e7e8a83 847 } else {
RobMeades 0:7ccf0e7e8a83 848 tr_debug("socket_recv: received %d byte(s)", count);
RobMeades 0:7ccf0e7e8a83 849 }
RobMeades 0:7ccf0e7e8a83 850
RobMeades 0:7ccf0e7e8a83 851 return nsapi_error_size;
RobMeades 0:7ccf0e7e8a83 852 }
RobMeades 0:7ccf0e7e8a83 853
RobMeades 0:7ccf0e7e8a83 854 // Receive a packet over a UDP socket.
RobMeades 0:7ccf0e7e8a83 855 nsapi_size_or_error_t UbloxATCellularInterface::socket_recvfrom(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 856 SocketAddress *address,
RobMeades 0:7ccf0e7e8a83 857 void *data,
RobMeades 0:7ccf0e7e8a83 858 nsapi_size_t size)
RobMeades 0:7ccf0e7e8a83 859 {
RobMeades 0:7ccf0e7e8a83 860 nsapi_size_or_error_t nsapi_error_size = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 861 bool success = true;
RobMeades 0:7ccf0e7e8a83 862 char *buf = (char *) data;
RobMeades 0:7ccf0e7e8a83 863 nsapi_size_t read_blk;
RobMeades 0:7ccf0e7e8a83 864 nsapi_size_t count = 0;
RobMeades 0:7ccf0e7e8a83 865 char ipAddress[NSAPI_IP_SIZE];
RobMeades 0:7ccf0e7e8a83 866 int port;
RobMeades 0:7ccf0e7e8a83 867 unsigned int usorf_sz;
RobMeades 0:7ccf0e7e8a83 868 int read_sz;
RobMeades 0:7ccf0e7e8a83 869 Timer timer;
RobMeades 0:7ccf0e7e8a83 870 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 871
RobMeades 0:7ccf0e7e8a83 872 tr_debug("socket_recvfrom(0x%08x, 0x%08x, %d)",
RobMeades 0:7ccf0e7e8a83 873 (unsigned int) handle, (unsigned int) data, size);
RobMeades 0:7ccf0e7e8a83 874
RobMeades 0:7ccf0e7e8a83 875 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 876
RobMeades 0:7ccf0e7e8a83 877 timer.start();
RobMeades 0:7ccf0e7e8a83 878
RobMeades 0:7ccf0e7e8a83 879 while (success && (size > 0)) {
SanaMasood 21:2a500a881a5a 880 int at_timeout;
RobMeades 0:7ccf0e7e8a83 881 LOCK();
RobMeades 0:7ccf0e7e8a83 882 at_timeout = _at_timeout;
RobMeades 0:7ccf0e7e8a83 883 at_set_timeout(1000);
RobMeades 0:7ccf0e7e8a83 884
RobMeades 0:7ccf0e7e8a83 885 read_blk = MAX_READ_SIZE;
RobMeades 0:7ccf0e7e8a83 886 if (read_blk > size) {
RobMeades 0:7ccf0e7e8a83 887 read_blk = size;
RobMeades 0:7ccf0e7e8a83 888 }
RobMeades 0:7ccf0e7e8a83 889 if (socket->pending > 0) {
RobMeades 0:7ccf0e7e8a83 890 tr_debug("Socket 0x%08x: modem handle %d has %d byte(s) pending",
RobMeades 0:7ccf0e7e8a83 891 (unsigned int) socket, socket->modem_handle, socket->pending);
RobMeades 0:7ccf0e7e8a83 892 memset (ipAddress, 0, sizeof (ipAddress)); // Ensure terminator
RobMeades 0:7ccf0e7e8a83 893
RobMeades 0:7ccf0e7e8a83 894 // Note: the maximum length of UDP packet we can receive comes from
RobMeades 0:7ccf0e7e8a83 895 // fitting all of the following into one buffer:
RobMeades 0:7ccf0e7e8a83 896 //
RobMeades 0:7ccf0e7e8a83 897 // +USORF: xx,"max.len.ip.address.ipv4.or.ipv6",yyyyy,wwww,"the_data"\r\n
RobMeades 0:7ccf0e7e8a83 898 //
RobMeades 0:7ccf0e7e8a83 899 // where xx is the handle, max.len.ip.address.ipv4.or.ipv6 is NSAPI_IP_SIZE,
RobMeades 0:7ccf0e7e8a83 900 // yyyyy is the port number (max 65536), wwww is the length of the data and
RobMeades 0:7ccf0e7e8a83 901 // the_data is binary data. I make that 29 + 48 + len(the_data),
RobMeades 0:7ccf0e7e8a83 902 // so the overhead is 77 bytes.
RobMeades 0:7ccf0e7e8a83 903
RobMeades 0:7ccf0e7e8a83 904 _at->debug_on(false); // ABSOLUTELY no time for debug here if you want to
RobMeades 0:7ccf0e7e8a83 905 // be able to read packets of any size without
RobMeades 0:7ccf0e7e8a83 906 // losing characters in UARTSerial
RobMeades 0:7ccf0e7e8a83 907 if (_at->send("AT+USORF=%d,%d", socket->modem_handle, read_blk) &&
RobMeades 0:7ccf0e7e8a83 908 _at->recv("+USORF: %*d,\"%" u_stringify(NSAPI_IP_SIZE) "[^\"]\",%d,%d,\"",
RobMeades 0:7ccf0e7e8a83 909 ipAddress, &port, &usorf_sz)) {
RobMeades 10:ba18f4418ee8 910 // Must use what +USORF returns here as it may be less or more than we asked for
RobMeades 10:ba18f4418ee8 911 if (usorf_sz > socket->pending) {
RobMeades 10:ba18f4418ee8 912 socket->pending = 0;
RobMeades 10:ba18f4418ee8 913 } else {
RobMeades 10:ba18f4418ee8 914 socket->pending -= usorf_sz;
RobMeades 10:ba18f4418ee8 915 }
RobMeades 0:7ccf0e7e8a83 916 // Note: insert no debug between _at->recv() and _at->read(), no time...
RobMeades 0:7ccf0e7e8a83 917 if (usorf_sz > size) {
RobMeades 0:7ccf0e7e8a83 918 usorf_sz = size;
RobMeades 0:7ccf0e7e8a83 919 }
RobMeades 0:7ccf0e7e8a83 920 read_sz = _at->read(buf, usorf_sz);
RobMeades 0:7ccf0e7e8a83 921 if (read_sz > 0) {
RobMeades 0:7ccf0e7e8a83 922 address->set_ip_address(ipAddress);
RobMeades 0:7ccf0e7e8a83 923 address->set_port(port);
RobMeades 0:7ccf0e7e8a83 924 tr_debug("...read %d byte(s) from modem handle %d...", read_sz,
RobMeades 0:7ccf0e7e8a83 925 socket->modem_handle);
RobMeades 0:7ccf0e7e8a83 926 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 927 tr_debug("Read returned %d, |%*.*s|", read_sz, read_sz, read_sz, buf);
RobMeades 0:7ccf0e7e8a83 928 }
RobMeades 0:7ccf0e7e8a83 929 count += read_sz;
RobMeades 0:7ccf0e7e8a83 930 buf += read_sz;
RobMeades 0:7ccf0e7e8a83 931 size -= read_sz;
RobMeades 0:7ccf0e7e8a83 932 if ((usorf_sz < read_blk) || (usorf_sz == MAX_READ_SIZE)) {
RobMeades 0:7ccf0e7e8a83 933 size = 0; // If we've received less than we asked for, or
RobMeades 0:7ccf0e7e8a83 934 // the max size, then a whole UDP packet has arrived and
RobMeades 0:7ccf0e7e8a83 935 // this means DONE.
RobMeades 0:7ccf0e7e8a83 936 }
RobMeades 0:7ccf0e7e8a83 937 } else {
RobMeades 0:7ccf0e7e8a83 938 // read() should not fail
RobMeades 0:7ccf0e7e8a83 939 success = false;
RobMeades 0:7ccf0e7e8a83 940 }
RobMeades 0:7ccf0e7e8a83 941 tr_debug("Socket 0x%08x: modem handle %d now has only %d byte(s) pending",
RobMeades 0:7ccf0e7e8a83 942 (unsigned int) socket, socket->modem_handle, socket->pending);
RobMeades 0:7ccf0e7e8a83 943 // Wait for the "OK" before continuing
RobMeades 0:7ccf0e7e8a83 944 _at->recv("OK");
RobMeades 0:7ccf0e7e8a83 945 } else {
RobMeades 0:7ccf0e7e8a83 946 // Should never fail to do _at->send()/_at->recv()
RobMeades 0:7ccf0e7e8a83 947 success = false;
RobMeades 0:7ccf0e7e8a83 948 }
RobMeades 0:7ccf0e7e8a83 949 _at->debug_on(_debug_trace_on);
RobMeades 0:7ccf0e7e8a83 950 } else if (timer.read_ms() < SOCKET_TIMEOUT) {
RobMeades 0:7ccf0e7e8a83 951 // Wait for URCs
RobMeades 0:7ccf0e7e8a83 952 _at->recv(UNNATURAL_STRING);
RobMeades 0:7ccf0e7e8a83 953 } else {
RobMeades 0:7ccf0e7e8a83 954 if (count == 0) {
RobMeades 0:7ccf0e7e8a83 955 // Timeout with nothing received
RobMeades 0:7ccf0e7e8a83 956 nsapi_error_size = NSAPI_ERROR_WOULD_BLOCK;
RobMeades 0:7ccf0e7e8a83 957 success = false;
RobMeades 0:7ccf0e7e8a83 958 }
RobMeades 0:7ccf0e7e8a83 959 size = 0; // This simply to cause an exit
RobMeades 0:7ccf0e7e8a83 960 }
RobMeades 0:7ccf0e7e8a83 961
RobMeades 0:7ccf0e7e8a83 962 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 963 UNLOCK();
RobMeades 0:7ccf0e7e8a83 964 }
RobMeades 0:7ccf0e7e8a83 965 timer.stop();
RobMeades 0:7ccf0e7e8a83 966
RobMeades 0:7ccf0e7e8a83 967 if (success) {
RobMeades 0:7ccf0e7e8a83 968 nsapi_error_size = count;
RobMeades 0:7ccf0e7e8a83 969 }
RobMeades 0:7ccf0e7e8a83 970
RobMeades 0:7ccf0e7e8a83 971 if (_debug_trace_on) {
RobMeades 0:7ccf0e7e8a83 972 tr_debug("socket_recvfrom: %d \"%*.*s\"", count, count, count, buf - count);
RobMeades 0:7ccf0e7e8a83 973 } else {
RobMeades 0:7ccf0e7e8a83 974 tr_debug("socket_recvfrom: received %d byte(s)", count);
RobMeades 0:7ccf0e7e8a83 975 }
RobMeades 0:7ccf0e7e8a83 976
RobMeades 0:7ccf0e7e8a83 977 return nsapi_error_size;
RobMeades 0:7ccf0e7e8a83 978 }
RobMeades 0:7ccf0e7e8a83 979
RobMeades 0:7ccf0e7e8a83 980 // Attach an event callback to a socket, required for asynchronous
RobMeades 0:7ccf0e7e8a83 981 // data reception
RobMeades 0:7ccf0e7e8a83 982 void UbloxATCellularInterface::socket_attach(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 983 void (*callback)(void *),
RobMeades 0:7ccf0e7e8a83 984 void *data)
RobMeades 0:7ccf0e7e8a83 985 {
RobMeades 0:7ccf0e7e8a83 986 SockCtrl *socket = (SockCtrl *) handle;
RobMeades 0:7ccf0e7e8a83 987
RobMeades 0:7ccf0e7e8a83 988 MBED_ASSERT (check_socket(socket));
RobMeades 0:7ccf0e7e8a83 989
RobMeades 0:7ccf0e7e8a83 990 socket->callback = callback;
RobMeades 0:7ccf0e7e8a83 991 socket->data = data;
RobMeades 0:7ccf0e7e8a83 992 }
RobMeades 0:7ccf0e7e8a83 993
RobMeades 0:7ccf0e7e8a83 994 // Unsupported TCP server functions.
RobMeades 0:7ccf0e7e8a83 995 nsapi_error_t UbloxATCellularInterface::socket_listen(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 996 int backlog)
RobMeades 0:7ccf0e7e8a83 997 {
RobMeades 0:7ccf0e7e8a83 998 return NSAPI_ERROR_UNSUPPORTED;
RobMeades 0:7ccf0e7e8a83 999 }
RobMeades 0:7ccf0e7e8a83 1000 nsapi_error_t UbloxATCellularInterface::socket_accept(nsapi_socket_t server,
RobMeades 0:7ccf0e7e8a83 1001 nsapi_socket_t *handle,
RobMeades 0:7ccf0e7e8a83 1002 SocketAddress *address)
RobMeades 0:7ccf0e7e8a83 1003 {
RobMeades 0:7ccf0e7e8a83 1004 return NSAPI_ERROR_UNSUPPORTED;
RobMeades 0:7ccf0e7e8a83 1005 }
RobMeades 0:7ccf0e7e8a83 1006
RobMeades 0:7ccf0e7e8a83 1007 // Unsupported option functions.
RobMeades 0:7ccf0e7e8a83 1008 nsapi_error_t UbloxATCellularInterface::setsockopt(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 1009 int level, int optname,
RobMeades 0:7ccf0e7e8a83 1010 const void *optval,
RobMeades 0:7ccf0e7e8a83 1011 unsigned optlen)
RobMeades 0:7ccf0e7e8a83 1012 {
RobMeades 0:7ccf0e7e8a83 1013 return NSAPI_ERROR_UNSUPPORTED;
RobMeades 0:7ccf0e7e8a83 1014 }
RobMeades 0:7ccf0e7e8a83 1015 nsapi_error_t UbloxATCellularInterface::getsockopt(nsapi_socket_t handle,
RobMeades 0:7ccf0e7e8a83 1016 int level, int optname,
RobMeades 0:7ccf0e7e8a83 1017 void *optval,
RobMeades 0:7ccf0e7e8a83 1018 unsigned *optlen)
RobMeades 0:7ccf0e7e8a83 1019 {
RobMeades 0:7ccf0e7e8a83 1020 return NSAPI_ERROR_UNSUPPORTED;
RobMeades 0:7ccf0e7e8a83 1021 }
RobMeades 0:7ccf0e7e8a83 1022
RobMeades 0:7ccf0e7e8a83 1023 /**********************************************************************
RobMeades 0:7ccf0e7e8a83 1024 * PUBLIC METHODS
RobMeades 0:7ccf0e7e8a83 1025 **********************************************************************/
RobMeades 0:7ccf0e7e8a83 1026
RobMeades 0:7ccf0e7e8a83 1027 // Constructor.
RobMeades 0:7ccf0e7e8a83 1028 UbloxATCellularInterface::UbloxATCellularInterface(PinName tx,
RobMeades 0:7ccf0e7e8a83 1029 PinName rx,
RobMeades 0:7ccf0e7e8a83 1030 int baud,
amq 16:2b30a056ae54 1031 bool debug_on,
amq 16:2b30a056ae54 1032 osPriority priority)
RobMeades 0:7ccf0e7e8a83 1033 {
RobMeades 0:7ccf0e7e8a83 1034 _sim_pin_check_change_pending = false;
RobMeades 0:7ccf0e7e8a83 1035 _sim_pin_check_change_pending_enabled_value = false;
RobMeades 0:7ccf0e7e8a83 1036 _sim_pin_change_pending = false;
RobMeades 0:7ccf0e7e8a83 1037 _sim_pin_change_pending_new_pin_value = NULL;
RobMeades 14:e7dcf3388403 1038 _run_event_thread = true;
RobMeades 0:7ccf0e7e8a83 1039 _apn = NULL;
RobMeades 0:7ccf0e7e8a83 1040 _uname = NULL;
RobMeades 0:7ccf0e7e8a83 1041 _pwd = NULL;
SanaMasood 21:2a500a881a5a 1042
SanaMasood 21:2a500a881a5a 1043
SanaMasood 21:2a500a881a5a 1044
RobMeades 0:7ccf0e7e8a83 1045
RobMeades 0:7ccf0e7e8a83 1046 // Initialise sockets storage
RobMeades 0:7ccf0e7e8a83 1047 memset(_sockets, 0, sizeof(_sockets));
RobMeades 0:7ccf0e7e8a83 1048 for (unsigned int socket = 0; socket < sizeof(_sockets) / sizeof(_sockets[0]); socket++) {
RobMeades 0:7ccf0e7e8a83 1049 _sockets[socket].modem_handle = SOCKET_UNUSED;
RobMeades 0:7ccf0e7e8a83 1050 _sockets[socket].callback = NULL;
RobMeades 0:7ccf0e7e8a83 1051 _sockets[socket].data = NULL;
RobMeades 0:7ccf0e7e8a83 1052 }
RobMeades 0:7ccf0e7e8a83 1053
RobMeades 0:7ccf0e7e8a83 1054 // The authentication to use
RobMeades 0:7ccf0e7e8a83 1055 _auth = NSAPI_SECURITY_UNKNOWN;
RobMeades 0:7ccf0e7e8a83 1056
RobMeades 0:7ccf0e7e8a83 1057 // Nullify the temporary IP address storage
RobMeades 0:7ccf0e7e8a83 1058 _ip = NULL;
SanaMasood 21:2a500a881a5a 1059 _connection_status_cb = NULL;
SanaMasood 21:2a500a881a5a 1060
RobMeades 0:7ccf0e7e8a83 1061
RobMeades 0:7ccf0e7e8a83 1062 // Initialise the base class, which starts the AT parser
RobMeades 0:7ccf0e7e8a83 1063 baseClassInit(tx, rx, baud, debug_on);
RobMeades 0:7ccf0e7e8a83 1064
RobMeades 0:7ccf0e7e8a83 1065 // Start the event handler thread for Rx data
RobMeades 0:7ccf0e7e8a83 1066 event_thread.start(callback(this, &UbloxATCellularInterface::handle_event));
amq 16:2b30a056ae54 1067 event_thread.set_priority(priority);
RobMeades 0:7ccf0e7e8a83 1068
RobMeades 0:7ccf0e7e8a83 1069 // URC handlers for sockets
RobMeades 0:7ccf0e7e8a83 1070 _at->oob("+UUSORD", callback(this, &UbloxATCellularInterface::UUSORD_URC));
RobMeades 0:7ccf0e7e8a83 1071 _at->oob("+UUSORF", callback(this, &UbloxATCellularInterface::UUSORF_URC));
RobMeades 0:7ccf0e7e8a83 1072 _at->oob("+UUSOCL", callback(this, &UbloxATCellularInterface::UUSOCL_URC));
RobMeades 0:7ccf0e7e8a83 1073 _at->oob("+UUPSDD", callback(this, &UbloxATCellularInterface::UUPSDD_URC));
RobMeades 0:7ccf0e7e8a83 1074 }
RobMeades 0:7ccf0e7e8a83 1075
RobMeades 0:7ccf0e7e8a83 1076 // Destructor.
RobMeades 0:7ccf0e7e8a83 1077 UbloxATCellularInterface::~UbloxATCellularInterface()
RobMeades 0:7ccf0e7e8a83 1078 {
RobMeades 14:e7dcf3388403 1079 // Let the event thread shut down tidily
RobMeades 14:e7dcf3388403 1080 _run_event_thread = false;
RobMeades 14:e7dcf3388403 1081 event_thread.join();
RobMeades 14:e7dcf3388403 1082
RobMeades 0:7ccf0e7e8a83 1083 // Free _ip if it was ever allocated
RobMeades 0:7ccf0e7e8a83 1084 free(_ip);
RobMeades 0:7ccf0e7e8a83 1085 }
RobMeades 0:7ccf0e7e8a83 1086
RobMeades 0:7ccf0e7e8a83 1087 // Set the authentication scheme.
RobMeades 0:7ccf0e7e8a83 1088 void UbloxATCellularInterface::set_authentication(nsapi_security_t auth)
RobMeades 0:7ccf0e7e8a83 1089 {
RobMeades 0:7ccf0e7e8a83 1090 _auth = auth;
RobMeades 0:7ccf0e7e8a83 1091 }
RobMeades 0:7ccf0e7e8a83 1092
RobMeades 0:7ccf0e7e8a83 1093 // Set APN, user name and password.
RobMeades 0:7ccf0e7e8a83 1094 void UbloxATCellularInterface::set_credentials(const char *apn,
RobMeades 0:7ccf0e7e8a83 1095 const char *uname,
RobMeades 0:7ccf0e7e8a83 1096 const char *pwd)
RobMeades 0:7ccf0e7e8a83 1097 {
RobMeades 0:7ccf0e7e8a83 1098 _apn = apn;
RobMeades 0:7ccf0e7e8a83 1099 _uname = uname;
RobMeades 0:7ccf0e7e8a83 1100 _pwd = pwd;
RobMeades 0:7ccf0e7e8a83 1101 }
RobMeades 0:7ccf0e7e8a83 1102
RobMeades 0:7ccf0e7e8a83 1103 // Set PIN.
RobMeades 12:ff6fac481487 1104 void UbloxATCellularInterface::set_sim_pin(const char *pin)
RobMeades 12:ff6fac481487 1105 {
RobMeades 0:7ccf0e7e8a83 1106 set_pin(pin);
RobMeades 0:7ccf0e7e8a83 1107 }
RobMeades 0:7ccf0e7e8a83 1108
RobMeades 0:7ccf0e7e8a83 1109 // Get the IP address of a host.
RobMeades 0:7ccf0e7e8a83 1110 nsapi_error_t UbloxATCellularInterface::gethostbyname(const char *host,
RobMeades 0:7ccf0e7e8a83 1111 SocketAddress *address,
RobMeades 0:7ccf0e7e8a83 1112 nsapi_version_t version)
RobMeades 0:7ccf0e7e8a83 1113 {
RobMeades 0:7ccf0e7e8a83 1114 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
SanaMasood 21:2a500a881a5a 1115
RobMeades 0:7ccf0e7e8a83 1116
RobMeades 0:7ccf0e7e8a83 1117 if (address->set_ip_address(host)) {
RobMeades 0:7ccf0e7e8a83 1118 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1119 } else {
SanaMasood 21:2a500a881a5a 1120 int at_timeout;
SanaMasood 21:2a500a881a5a 1121 char ipAddress[NSAPI_IP_SIZE];
RobMeades 0:7ccf0e7e8a83 1122 LOCK();
rob.meades@u-blox.com 6:63dad754c267 1123 // This interrogation can sometimes take longer than the usual 8 seconds
rob.meades@u-blox.com 6:63dad754c267 1124 at_timeout = _at_timeout;
rob.meades@u-blox.com 6:63dad754c267 1125 at_set_timeout(60000);
RobMeades 0:7ccf0e7e8a83 1126 memset (ipAddress, 0, sizeof (ipAddress)); // Ensure terminator
RobMeades 0:7ccf0e7e8a83 1127 if (_at->send("AT+UDNSRN=0,\"%s\"", host) &&
RobMeades 0:7ccf0e7e8a83 1128 _at->recv("+UDNSRN: \"%" u_stringify(NSAPI_IP_SIZE) "[^\"]\"", ipAddress) &&
RobMeades 0:7ccf0e7e8a83 1129 _at->recv("OK")) {
RobMeades 0:7ccf0e7e8a83 1130 if (address->set_ip_address(ipAddress)) {
RobMeades 0:7ccf0e7e8a83 1131 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1132 }
RobMeades 0:7ccf0e7e8a83 1133 }
rob.meades@u-blox.com 6:63dad754c267 1134 at_set_timeout(at_timeout);
RobMeades 0:7ccf0e7e8a83 1135 UNLOCK();
RobMeades 0:7ccf0e7e8a83 1136 }
RobMeades 0:7ccf0e7e8a83 1137
RobMeades 0:7ccf0e7e8a83 1138 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1139 }
RobMeades 0:7ccf0e7e8a83 1140
RobMeades 0:7ccf0e7e8a83 1141 // Make a cellular connection
RobMeades 0:7ccf0e7e8a83 1142 nsapi_error_t UbloxATCellularInterface::connect(const char *sim_pin,
RobMeades 0:7ccf0e7e8a83 1143 const char *apn,
RobMeades 0:7ccf0e7e8a83 1144 const char *uname,
RobMeades 0:7ccf0e7e8a83 1145 const char *pwd)
RobMeades 0:7ccf0e7e8a83 1146 {
RobMeades 0:7ccf0e7e8a83 1147 nsapi_error_t nsapi_error;
RobMeades 0:7ccf0e7e8a83 1148
RobMeades 0:7ccf0e7e8a83 1149 if (sim_pin != NULL) {
RobMeades 0:7ccf0e7e8a83 1150 _pin = sim_pin;
RobMeades 0:7ccf0e7e8a83 1151 }
RobMeades 0:7ccf0e7e8a83 1152
RobMeades 0:7ccf0e7e8a83 1153 if (apn != NULL) {
RobMeades 0:7ccf0e7e8a83 1154 _apn = apn;
RobMeades 0:7ccf0e7e8a83 1155 }
RobMeades 0:7ccf0e7e8a83 1156
RobMeades 0:7ccf0e7e8a83 1157 if ((uname != NULL) && (pwd != NULL)) {
RobMeades 0:7ccf0e7e8a83 1158 _uname = uname;
RobMeades 0:7ccf0e7e8a83 1159 _pwd = pwd;
RobMeades 0:7ccf0e7e8a83 1160 } else {
RobMeades 0:7ccf0e7e8a83 1161 _uname = NULL;
RobMeades 0:7ccf0e7e8a83 1162 _pwd = NULL;
RobMeades 0:7ccf0e7e8a83 1163 }
RobMeades 0:7ccf0e7e8a83 1164
RobMeades 0:7ccf0e7e8a83 1165 nsapi_error = connect();
RobMeades 0:7ccf0e7e8a83 1166
RobMeades 0:7ccf0e7e8a83 1167 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1168 }
RobMeades 0:7ccf0e7e8a83 1169
RobMeades 0:7ccf0e7e8a83 1170 // Make a cellular connection using the IP stack on board the cellular modem
RobMeades 0:7ccf0e7e8a83 1171 nsapi_error_t UbloxATCellularInterface::connect()
RobMeades 0:7ccf0e7e8a83 1172 {
RobMeades 0:7ccf0e7e8a83 1173 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 1174 bool registered = false;
RobMeades 0:7ccf0e7e8a83 1175
RobMeades 0:7ccf0e7e8a83 1176 // Set up modem and then register with the network
RobMeades 0:7ccf0e7e8a83 1177 if (init()) {
RobMeades 0:7ccf0e7e8a83 1178 nsapi_error = NSAPI_ERROR_NO_CONNECTION;
RobMeades 0:7ccf0e7e8a83 1179 // Perform any pending SIM actions
RobMeades 0:7ccf0e7e8a83 1180 if (_sim_pin_check_change_pending) {
RobMeades 0:7ccf0e7e8a83 1181 if (!sim_pin_check_enable(_sim_pin_check_change_pending_enabled_value)) {
RobMeades 0:7ccf0e7e8a83 1182 nsapi_error = NSAPI_ERROR_AUTH_FAILURE;
RobMeades 0:7ccf0e7e8a83 1183 }
RobMeades 0:7ccf0e7e8a83 1184 _sim_pin_check_change_pending = false;
RobMeades 0:7ccf0e7e8a83 1185 }
RobMeades 0:7ccf0e7e8a83 1186 if (_sim_pin_change_pending) {
RobMeades 0:7ccf0e7e8a83 1187 if (!change_sim_pin(_sim_pin_change_pending_new_pin_value)) {
RobMeades 0:7ccf0e7e8a83 1188 nsapi_error = NSAPI_ERROR_AUTH_FAILURE;
RobMeades 0:7ccf0e7e8a83 1189 }
RobMeades 0:7ccf0e7e8a83 1190 _sim_pin_change_pending = false;
RobMeades 0:7ccf0e7e8a83 1191 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1192 #ifdef TARGET_UBLOX_C030_R41XM
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1193 define_context();
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1194 #endif
RobMeades 0:7ccf0e7e8a83 1195 if (nsapi_error == NSAPI_ERROR_NO_CONNECTION) {
RobMeades 0:7ccf0e7e8a83 1196 for (int retries = 0; !registered && (retries < 3); retries++) {
RobMeades 0:7ccf0e7e8a83 1197 if (nwk_registration()) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1198 registered = true;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1199 #ifdef TARGET_UBLOX_C030_R41XM
fahimalavi 29:773cfb0fe56c 1200 if(is_registered_psd() || is_registered_eps()) {
fahimalavi 29:773cfb0fe56c 1201 nsapi_error = NSAPI_ERROR_OK;
fahimalavi 29:773cfb0fe56c 1202 }
fahimalavi 29:773cfb0fe56c 1203 else if (activate_context()) {
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1204 nsapi_error = NSAPI_ERROR_OK;
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1205 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1206 #endif
RobMeades 0:7ccf0e7e8a83 1207 }
RobMeades 0:7ccf0e7e8a83 1208 }
RobMeades 0:7ccf0e7e8a83 1209 }
RobMeades 0:7ccf0e7e8a83 1210 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1211 #ifndef TARGET_UBLOX_C030_R41XM
RobMeades 0:7ccf0e7e8a83 1212 // Attempt to establish a connection
RobMeades 0:7ccf0e7e8a83 1213 if (registered && connect_modem_stack()) {
RobMeades 0:7ccf0e7e8a83 1214 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1215 }
wajahat.abbas@u-blox.com 24:35d5b2a02df8 1216 #endif
RobMeades 0:7ccf0e7e8a83 1217 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1218 }
RobMeades 0:7ccf0e7e8a83 1219
RobMeades 0:7ccf0e7e8a83 1220 // User initiated disconnect.
RobMeades 0:7ccf0e7e8a83 1221 nsapi_error_t UbloxATCellularInterface::disconnect()
RobMeades 0:7ccf0e7e8a83 1222 {
RobMeades 0:7ccf0e7e8a83 1223 nsapi_error_t nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
fahim.alavi@u-blox.com 19:7013521e75e7 1224 #ifdef TARGET_UBLOX_C030_R41XM
fahim.alavi@u-blox.com 19:7013521e75e7 1225 if (nwk_deregistration()) {
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1226 if (_connection_status_cb) {
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1227 _connection_status_cb(NSAPI_ERROR_CONNECTION_LOST);
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1228 }
fahim.alavi@u-blox.com 19:7013521e75e7 1229 #else
RobMeades 0:7ccf0e7e8a83 1230 if (disconnect_modem_stack() && nwk_deregistration()) {
fahim.alavi@u-blox.com 19:7013521e75e7 1231 #endif
RobMeades 0:7ccf0e7e8a83 1232 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1233 }
RobMeades 0:7ccf0e7e8a83 1234
RobMeades 0:7ccf0e7e8a83 1235 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1236 }
RobMeades 0:7ccf0e7e8a83 1237
RobMeades 0:7ccf0e7e8a83 1238 // Enable or disable SIM PIN check lock.
RobMeades 0:7ccf0e7e8a83 1239 nsapi_error_t UbloxATCellularInterface::set_sim_pin_check(bool set,
RobMeades 0:7ccf0e7e8a83 1240 bool immediate,
RobMeades 0:7ccf0e7e8a83 1241 const char *sim_pin)
RobMeades 0:7ccf0e7e8a83 1242 {
RobMeades 0:7ccf0e7e8a83 1243 nsapi_error_t nsapi_error = NSAPI_ERROR_AUTH_FAILURE;
RobMeades 0:7ccf0e7e8a83 1244
RobMeades 0:7ccf0e7e8a83 1245 if (sim_pin != NULL) {
RobMeades 0:7ccf0e7e8a83 1246 _pin = sim_pin;
RobMeades 0:7ccf0e7e8a83 1247 }
RobMeades 0:7ccf0e7e8a83 1248
RobMeades 0:7ccf0e7e8a83 1249 if (immediate) {
RobMeades 0:7ccf0e7e8a83 1250 if (init()) {
RobMeades 0:7ccf0e7e8a83 1251 if (sim_pin_check_enable(set)) {
RobMeades 0:7ccf0e7e8a83 1252 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1253 }
RobMeades 0:7ccf0e7e8a83 1254 } else {
RobMeades 0:7ccf0e7e8a83 1255 nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 1256 }
RobMeades 0:7ccf0e7e8a83 1257 } else {
RobMeades 0:7ccf0e7e8a83 1258 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1259 _sim_pin_check_change_pending = true;
RobMeades 0:7ccf0e7e8a83 1260 _sim_pin_check_change_pending_enabled_value = set;
RobMeades 0:7ccf0e7e8a83 1261 }
RobMeades 0:7ccf0e7e8a83 1262
RobMeades 0:7ccf0e7e8a83 1263 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1264 }
RobMeades 0:7ccf0e7e8a83 1265
RobMeades 0:7ccf0e7e8a83 1266 // Change the PIN code for the SIM card.
RobMeades 0:7ccf0e7e8a83 1267 nsapi_error_t UbloxATCellularInterface::set_new_sim_pin(const char *new_pin,
RobMeades 0:7ccf0e7e8a83 1268 bool immediate,
RobMeades 0:7ccf0e7e8a83 1269 const char *old_pin)
RobMeades 0:7ccf0e7e8a83 1270 {
RobMeades 0:7ccf0e7e8a83 1271 nsapi_error_t nsapi_error = NSAPI_ERROR_AUTH_FAILURE;
RobMeades 0:7ccf0e7e8a83 1272
RobMeades 0:7ccf0e7e8a83 1273 if (old_pin != NULL) {
RobMeades 0:7ccf0e7e8a83 1274 _pin = old_pin;
RobMeades 0:7ccf0e7e8a83 1275 }
RobMeades 0:7ccf0e7e8a83 1276
RobMeades 0:7ccf0e7e8a83 1277 if (immediate) {
RobMeades 0:7ccf0e7e8a83 1278 if (init()) {
RobMeades 0:7ccf0e7e8a83 1279 if (change_sim_pin(new_pin)) {
RobMeades 0:7ccf0e7e8a83 1280 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1281 }
RobMeades 0:7ccf0e7e8a83 1282 } else {
RobMeades 0:7ccf0e7e8a83 1283 nsapi_error = NSAPI_ERROR_DEVICE_ERROR;
RobMeades 0:7ccf0e7e8a83 1284 }
RobMeades 0:7ccf0e7e8a83 1285 } else {
RobMeades 0:7ccf0e7e8a83 1286 nsapi_error = NSAPI_ERROR_OK;
RobMeades 0:7ccf0e7e8a83 1287 _sim_pin_change_pending = true;
RobMeades 0:7ccf0e7e8a83 1288 _sim_pin_change_pending_new_pin_value = new_pin;
RobMeades 0:7ccf0e7e8a83 1289 }
RobMeades 0:7ccf0e7e8a83 1290
RobMeades 0:7ccf0e7e8a83 1291 return nsapi_error;
RobMeades 0:7ccf0e7e8a83 1292 }
RobMeades 0:7ccf0e7e8a83 1293
RobMeades 0:7ccf0e7e8a83 1294 // Determine if the connection is up.
RobMeades 0:7ccf0e7e8a83 1295 bool UbloxATCellularInterface::is_connected()
RobMeades 0:7ccf0e7e8a83 1296 {
RobMeades 0:7ccf0e7e8a83 1297 return get_ip_address() != NULL;
RobMeades 0:7ccf0e7e8a83 1298 }
RobMeades 0:7ccf0e7e8a83 1299
RobMeades 0:7ccf0e7e8a83 1300 // Get the IP address of the on-board modem IP stack.
RobMeades 0:7ccf0e7e8a83 1301 const char * UbloxATCellularInterface::get_ip_address()
RobMeades 0:7ccf0e7e8a83 1302 {
RobMeades 0:7ccf0e7e8a83 1303 SocketAddress address;
RobMeades 0:7ccf0e7e8a83 1304 LOCK();
RobMeades 0:7ccf0e7e8a83 1305
RobMeades 0:7ccf0e7e8a83 1306 if (_ip == NULL) {
RobMeades 0:7ccf0e7e8a83 1307 // Temporary storage for an IP address string with terminator
RobMeades 0:7ccf0e7e8a83 1308 _ip = (char *) malloc(NSAPI_IP_SIZE);
RobMeades 0:7ccf0e7e8a83 1309 }
RobMeades 0:7ccf0e7e8a83 1310
RobMeades 0:7ccf0e7e8a83 1311 if (_ip != NULL) {
RobMeades 0:7ccf0e7e8a83 1312 memset(_ip, 0, NSAPI_IP_SIZE); // Ensure a terminator
RobMeades 0:7ccf0e7e8a83 1313 // +UPSND=<profile_id>,<param_tag>[,<dynamic_param_val>]
RobMeades 0:7ccf0e7e8a83 1314 // If we get back a quoted "w.x.y.z" then we have an IP address,
RobMeades 0:7ccf0e7e8a83 1315 // otherwise we don't.
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1316 #ifdef TARGET_UBLOX_C030_R41XM
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1317 if (!_at->send("AT+CGPADDR=1") ||
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1318 !_at->recv("+CGPADDR: 1,%" u_stringify(NSAPI_IP_SIZE) "[^\n]\nOK\n", _ip) ||
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1319 !address.set_ip_address(_ip) || // Return NULL if the address is not a valid one
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1320 !address) { // Return null if the address is zero
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1321 free (_ip);
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1322 _ip = NULL;
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1323 }
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1324 #else
RobMeades 0:7ccf0e7e8a83 1325 if (!_at->send("AT+UPSND=" PROFILE ",0") ||
RobMeades 0:7ccf0e7e8a83 1326 !_at->recv("+UPSND: " PROFILE ",0,\"%" u_stringify(NSAPI_IP_SIZE) "[^\"]\"", _ip) ||
RobMeades 0:7ccf0e7e8a83 1327 !_at->recv("OK") ||
RobMeades 0:7ccf0e7e8a83 1328 !address.set_ip_address(_ip) || // Return NULL if the address is not a valid one
RobMeades 0:7ccf0e7e8a83 1329 !address) { // Return null if the address is zero
RobMeades 0:7ccf0e7e8a83 1330 free (_ip);
RobMeades 0:7ccf0e7e8a83 1331 _ip = NULL;
RobMeades 0:7ccf0e7e8a83 1332 }
wajahat.abbas@u-blox.com 26:4f28a1eaa2aa 1333 #endif
RobMeades 0:7ccf0e7e8a83 1334 }
RobMeades 0:7ccf0e7e8a83 1335
RobMeades 0:7ccf0e7e8a83 1336 UNLOCK();
RobMeades 0:7ccf0e7e8a83 1337 return _ip;
RobMeades 0:7ccf0e7e8a83 1338 }
RobMeades 0:7ccf0e7e8a83 1339
RobMeades 0:7ccf0e7e8a83 1340 // Get the local network mask.
RobMeades 0:7ccf0e7e8a83 1341 const char *UbloxATCellularInterface::get_netmask()
RobMeades 0:7ccf0e7e8a83 1342 {
RobMeades 0:7ccf0e7e8a83 1343 // Not implemented.
RobMeades 0:7ccf0e7e8a83 1344 return NULL;
RobMeades 0:7ccf0e7e8a83 1345 }
RobMeades 0:7ccf0e7e8a83 1346
RobMeades 0:7ccf0e7e8a83 1347 // Get the local gateways.
RobMeades 0:7ccf0e7e8a83 1348 const char *UbloxATCellularInterface::get_gateway()
RobMeades 0:7ccf0e7e8a83 1349 {
RobMeades 0:7ccf0e7e8a83 1350 return get_ip_address();
RobMeades 0:7ccf0e7e8a83 1351 }
RobMeades 0:7ccf0e7e8a83 1352
RobMeades 0:7ccf0e7e8a83 1353 // Callback in case the connection is lost.
RobMeades 0:7ccf0e7e8a83 1354 void UbloxATCellularInterface::connection_status_cb(Callback<void(nsapi_error_t)> cb)
RobMeades 0:7ccf0e7e8a83 1355 {
RobMeades 0:7ccf0e7e8a83 1356 _connection_status_cb = cb;
RobMeades 0:7ccf0e7e8a83 1357 }
RobMeades 0:7ccf0e7e8a83 1358
fahim.alavi@u-blox.com 17:7b033423126c 1359 void UbloxATCellularInterface::set_plmn(const char *plmn) {
fahim.alavi@u-blox.com 17:7b033423126c 1360
fahim.alavi@u-blox.com 17:7b033423126c 1361 }
fahim.alavi@u-blox.com 17:7b033423126c 1362
RobMeades 0:7ccf0e7e8a83 1363 // End of file
RobMeades 0:7ccf0e7e8a83 1364