A library for talking to Multi-Tech's Cellular SocketModem Devices.
Dependents: M2X_dev axeda_wrapper_dev MTS_M2x_Example1 MTS_Cellular_Connect_Example ... more
cellular/Cellular.cpp@88:a54018a0c576, 2013-12-27 (annotated)
- Committer:
- jengbrecht
- Date:
- Fri Dec 27 16:48:30 2013 +0000
- Revision:
- 88:a54018a0c576
- Parent:
- 87:5db6c084adc7
- Parent:
- 85:b17ad6781c5b
- Child:
- 91:9439ad14d7f0
Merged.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
jengbrecht | 0:563b70517320 | 1 | #include "Cellular.h" |
sgodinez | 4:6561c9128c6f | 2 | #include "MTSText.h" |
sgodinez | 19:38794784e009 | 3 | #include "MTSSerial.h" |
jengbrecht | 0:563b70517320 | 4 | |
mfiore | 39:6e94520a3217 | 5 | using namespace mts; |
mfiore | 39:6e94520a3217 | 6 | |
sgodinez | 19:38794784e009 | 7 | Cellular* Cellular::instance = NULL; |
sgodinez | 19:38794784e009 | 8 | |
jengbrecht | 82:5aa75004e553 | 9 | Cellular* Cellular::getInstance() |
jengbrecht | 82:5aa75004e553 | 10 | { |
sgodinez | 19:38794784e009 | 11 | if(instance == NULL) { |
sgodinez | 19:38794784e009 | 12 | instance = new Cellular(NULL); |
sgodinez | 19:38794784e009 | 13 | } |
sgodinez | 19:38794784e009 | 14 | return instance; |
sgodinez | 19:38794784e009 | 15 | } |
sgodinez | 19:38794784e009 | 16 | |
sgodinez | 19:38794784e009 | 17 | |
jengbrecht | 82:5aa75004e553 | 18 | bool Cellular::init(MTSBufferedIO* io, PinName DCD, PinName DTR) |
jengbrecht | 82:5aa75004e553 | 19 | { |
jengbrecht | 56:e5e5351f14b3 | 20 | if (io == NULL) { |
jengbrecht | 56:e5e5351f14b3 | 21 | return false; |
sgodinez | 19:38794784e009 | 22 | } |
jengbrecht | 82:5aa75004e553 | 23 | if (DCD != NC) { |
jengbrecht | 82:5aa75004e553 | 24 | // the radio will raise and lower this line |
jengbrecht | 82:5aa75004e553 | 25 | dcd = new DigitalIn(DCD); //PTA4 - KL46 |
jengbrecht | 82:5aa75004e553 | 26 | } |
jengbrecht | 82:5aa75004e553 | 27 | if (DTR != NC) { |
jengbrecht | 82:5aa75004e553 | 28 | dtr = new DigitalOut(DTR); //PTC9 - KL46 |
jengbrecht | 82:5aa75004e553 | 29 | /* This line should be lowered when we want to talk to the radio and raised when we're done |
jengbrecht | 82:5aa75004e553 | 30 | for now we will lower it in the constructor and raise it in the destructor |
jengbrecht | 82:5aa75004e553 | 31 | */ |
jengbrecht | 82:5aa75004e553 | 32 | dtr->write(0); |
jengbrecht | 82:5aa75004e553 | 33 | } |
jengbrecht | 56:e5e5351f14b3 | 34 | instance->io = io; |
jengbrecht | 56:e5e5351f14b3 | 35 | return true; |
sgodinez | 19:38794784e009 | 36 | } |
sgodinez | 19:38794784e009 | 37 | |
jengbrecht | 82:5aa75004e553 | 38 | Cellular::Cellular(MTSBufferedIO* io) |
jengbrecht | 82:5aa75004e553 | 39 | : io(io) |
jengbrecht | 82:5aa75004e553 | 40 | , echoMode(true) |
jengbrecht | 82:5aa75004e553 | 41 | , pppConnected(false) |
jengbrecht | 82:5aa75004e553 | 42 | , mode(TCP) |
jengbrecht | 82:5aa75004e553 | 43 | , socketOpened(false) |
jengbrecht | 82:5aa75004e553 | 44 | , socketCloseable(true) |
jengbrecht | 82:5aa75004e553 | 45 | , local_port(0) |
jengbrecht | 82:5aa75004e553 | 46 | , host_port(0) |
jengbrecht | 0:563b70517320 | 47 | { |
jengbrecht | 0:563b70517320 | 48 | } |
jengbrecht | 0:563b70517320 | 49 | |
jengbrecht | 0:563b70517320 | 50 | Cellular::~Cellular() |
jengbrecht | 0:563b70517320 | 51 | { |
jengbrecht | 82:5aa75004e553 | 52 | if (dtr != NULL) { |
jengbrecht | 82:5aa75004e553 | 53 | dtr->write(1); |
jengbrecht | 82:5aa75004e553 | 54 | } |
jengbrecht | 0:563b70517320 | 55 | } |
jengbrecht | 0:563b70517320 | 56 | |
jengbrecht | 82:5aa75004e553 | 57 | bool Cellular::connect() |
jengbrecht | 82:5aa75004e553 | 58 | { |
sgodinez | 13:0af863114629 | 59 | //Check if socket is open |
sgodinez | 13:0af863114629 | 60 | if(socketOpened) { |
jengbrecht | 82:5aa75004e553 | 61 | return true; |
sgodinez | 13:0af863114629 | 62 | } |
jengbrecht | 82:5aa75004e553 | 63 | |
sgodinez | 11:134435d8a2d5 | 64 | //Run Test first to validate a good state |
sgodinez | 13:0af863114629 | 65 | if(isConnected()) { |
sgodinez | 13:0af863114629 | 66 | return true; |
sgodinez | 13:0af863114629 | 67 | } |
jengbrecht | 82:5aa75004e553 | 68 | |
jengbrecht | 82:5aa75004e553 | 69 | //Check RSSI: AT+CSQ |
sgodinez | 13:0af863114629 | 70 | int rssi = getSignalStrength(); |
sgodinez | 17:2d7c4ea7491b | 71 | printf("[DEBUG] Signal strength: %d\r\n", rssi); |
jengbrecht | 82:5aa75004e553 | 72 | |
sgodinez | 11:134435d8a2d5 | 73 | //Check Registration: AT+CREG? == 0,1 |
sgodinez | 13:0af863114629 | 74 | Registration registration = getRegistration(); |
sgodinez | 13:0af863114629 | 75 | if(registration != REGISTERED) { |
jengbrecht | 82:5aa75004e553 | 76 | printf("[WARNING] Not Registered [%d]\r\n", (int)registration); |
sgodinez | 13:0af863114629 | 77 | } |
jengbrecht | 82:5aa75004e553 | 78 | |
sgodinez | 11:134435d8a2d5 | 79 | //AT#CONNECTIONSTART: Make a PPP connection |
sgodinez | 17:2d7c4ea7491b | 80 | printf("[DEBUG] Making PPP Connection Attempt. APN[%s]\r\n", apn.c_str()); |
sgodinez | 13:0af863114629 | 81 | std::string pppResult = sendCommand("AT#CONNECTIONSTART", 120000); |
sgodinez | 17:2d7c4ea7491b | 82 | std::vector<std::string> parts = Text::split(pppResult, "\r\n"); |
jengbrecht | 82:5aa75004e553 | 83 | |
sgodinez | 17:2d7c4ea7491b | 84 | //printf("[DEBUG] PPP CONNECT RESULT [%s]\r\n", pppResult.c_str()); |
sgodinez | 17:2d7c4ea7491b | 85 | // for(uint32_t i = 0; i < parts.size(); i++) { |
jengbrecht | 82:5aa75004e553 | 86 | // printf("[%d] [%s]\r\n", i, parts[i].c_str()); |
sgodinez | 17:2d7c4ea7491b | 87 | // } |
jengbrecht | 82:5aa75004e553 | 88 | |
sgodinez | 13:0af863114629 | 89 | if(pppResult.find("Ok_Info_GprsActivation") != std::string::npos) { |
sgodinez | 13:0af863114629 | 90 | if(parts.size() >= 2) { |
jengbrecht | 82:5aa75004e553 | 91 | local_address = parts[1]; |
sgodinez | 13:0af863114629 | 92 | } |
sgodinez | 17:2d7c4ea7491b | 93 | printf("[INFO] PPP Connection Established: IP[%s]\r\n", local_address.c_str()); |
sgodinez | 13:0af863114629 | 94 | pppConnected = true; |
jengbrecht | 82:5aa75004e553 | 95 | |
sgodinez | 13:0af863114629 | 96 | } else { |
jengbrecht | 82:5aa75004e553 | 97 | pppConnected = false; |
sgodinez | 13:0af863114629 | 98 | } |
jengbrecht | 82:5aa75004e553 | 99 | |
sgodinez | 13:0af863114629 | 100 | return pppConnected; |
sgodinez | 11:134435d8a2d5 | 101 | } |
sgodinez | 11:134435d8a2d5 | 102 | |
jengbrecht | 82:5aa75004e553 | 103 | void Cellular::disconnect() |
jengbrecht | 82:5aa75004e553 | 104 | { |
sgodinez | 17:2d7c4ea7491b | 105 | //AT#CONNECTIONSTOP: Close a PPP connection |
sgodinez | 17:2d7c4ea7491b | 106 | printf("[DEBUG] Closing PPP Connection\r\n"); |
jengbrecht | 82:5aa75004e553 | 107 | |
jengbrecht | 82:5aa75004e553 | 108 | if(socketOpened) { |
jengbrecht | 82:5aa75004e553 | 109 | close(); |
sgodinez | 17:2d7c4ea7491b | 110 | } |
jengbrecht | 82:5aa75004e553 | 111 | |
sgodinez | 17:2d7c4ea7491b | 112 | Code code = sendBasicCommand("AT#CONNECTIONSTOP", 10000); |
sgodinez | 71:82205735732b | 113 | if(code == SUCCESS) { |
sgodinez | 17:2d7c4ea7491b | 114 | printf("[DEBUG] Successfully closed PPP Connection\r\n"); |
sgodinez | 17:2d7c4ea7491b | 115 | } else { |
jengbrecht | 82:5aa75004e553 | 116 | printf("[ERROR] Closing PPP Connection [%d]. Continuing ...\r\n", (int)code); |
sgodinez | 17:2d7c4ea7491b | 117 | } |
jengbrecht | 82:5aa75004e553 | 118 | |
sgodinez | 17:2d7c4ea7491b | 119 | pppConnected = false; |
sgodinez | 11:134435d8a2d5 | 120 | } |
sgodinez | 11:134435d8a2d5 | 121 | |
jengbrecht | 82:5aa75004e553 | 122 | bool Cellular::isConnected() |
jengbrecht | 82:5aa75004e553 | 123 | { |
sgodinez | 11:134435d8a2d5 | 124 | //1) Check if APN was set |
sgodinez | 11:134435d8a2d5 | 125 | if(apn.size() == 0) { |
sgodinez | 17:2d7c4ea7491b | 126 | printf("[DEBUG] APN is not set\r\n"); |
sgodinez | 11:134435d8a2d5 | 127 | return false; |
sgodinez | 11:134435d8a2d5 | 128 | } |
jengbrecht | 82:5aa75004e553 | 129 | |
sgodinez | 11:134435d8a2d5 | 130 | //1) Check that we do not have a live connection up |
sgodinez | 11:134435d8a2d5 | 131 | if(socketOpened) { |
sgodinez | 17:2d7c4ea7491b | 132 | printf("[DEBUG] Socket is opened\r\n"); |
sgodinez | 11:134435d8a2d5 | 133 | return true; |
sgodinez | 11:134435d8a2d5 | 134 | } |
sgodinez | 11:134435d8a2d5 | 135 | //2) Query the radio |
sgodinez | 11:134435d8a2d5 | 136 | pppConnected = false; |
sgodinez | 11:134435d8a2d5 | 137 | std::string result = sendCommand("AT#VSTATE", 1000); |
sgodinez | 11:134435d8a2d5 | 138 | if(result.find("CONNECTED") != std::string::npos) { |
sgodinez | 11:134435d8a2d5 | 139 | pppConnected = true; |
sgodinez | 11:134435d8a2d5 | 140 | } |
jengbrecht | 82:5aa75004e553 | 141 | |
sgodinez | 11:134435d8a2d5 | 142 | return pppConnected; |
sgodinez | 11:134435d8a2d5 | 143 | } |
sgodinez | 11:134435d8a2d5 | 144 | |
jengbrecht | 82:5aa75004e553 | 145 | bool Cellular::bind(unsigned int port) |
jengbrecht | 82:5aa75004e553 | 146 | { |
sgodinez | 53:27c9622de0f9 | 147 | if(socketOpened) { |
jengbrecht | 82:5aa75004e553 | 148 | printf("[ERROR] socket is open. Can not set local port\r\n"); |
sgodinez | 53:27c9622de0f9 | 149 | return false; |
sgodinez | 53:27c9622de0f9 | 150 | } |
sgodinez | 53:27c9622de0f9 | 151 | if(port > 65535) { |
jengbrecht | 82:5aa75004e553 | 152 | printf("[ERROR] port out of range (0-65535)\r\n"); |
sgodinez | 53:27c9622de0f9 | 153 | return false; |
sgodinez | 53:27c9622de0f9 | 154 | } |
sgodinez | 53:27c9622de0f9 | 155 | local_port = port; |
sgodinez | 53:27c9622de0f9 | 156 | return true; |
sgodinez | 11:134435d8a2d5 | 157 | } |
sgodinez | 11:134435d8a2d5 | 158 | |
jengbrecht | 82:5aa75004e553 | 159 | bool Cellular::open(const std::string& address, unsigned int port, Mode mode) |
jengbrecht | 82:5aa75004e553 | 160 | { |
sgodinez | 17:2d7c4ea7491b | 161 | char buffer[256] = {0}; |
sgodinez | 11:134435d8a2d5 | 162 | Code portCode, addressCode; |
sgodinez | 17:2d7c4ea7491b | 163 | printf("[DEBUG] Attempting to Open Socket\r\n"); |
jengbrecht | 82:5aa75004e553 | 164 | |
sgodinez | 11:134435d8a2d5 | 165 | //1) Check that we do not have a live connection up |
sgodinez | 11:134435d8a2d5 | 166 | if(socketOpened) { |
sgodinez | 41:81d035fb0b6a | 167 | //Check that the address, port, and mode match |
sgodinez | 41:81d035fb0b6a | 168 | if(host_address != address || host_port != port || this->mode != mode) { |
sgodinez | 41:81d035fb0b6a | 169 | if(this->mode == TCP) { |
sgodinez | 41:81d035fb0b6a | 170 | printf("[ERROR] TCP socket already opened (%s:%d)\r\n", host_address.c_str(), host_port); |
sgodinez | 41:81d035fb0b6a | 171 | } else { |
sgodinez | 41:81d035fb0b6a | 172 | printf("[ERROR] UDP socket already opened (%s:%d)\r\n", host_address.c_str(), host_port); |
sgodinez | 41:81d035fb0b6a | 173 | } |
sgodinez | 41:81d035fb0b6a | 174 | return false; |
sgodinez | 41:81d035fb0b6a | 175 | } |
jengbrecht | 82:5aa75004e553 | 176 | |
sgodinez | 17:2d7c4ea7491b | 177 | printf("[DEBUG] Socket already opened\r\n"); |
sgodinez | 11:134435d8a2d5 | 178 | return true; |
sgodinez | 11:134435d8a2d5 | 179 | } |
jengbrecht | 82:5aa75004e553 | 180 | |
sgodinez | 53:27c9622de0f9 | 181 | //2) Check Parameters |
sgodinez | 53:27c9622de0f9 | 182 | if(port > 65535) { |
jengbrecht | 82:5aa75004e553 | 183 | printf("[ERROR] port out of range (0-65535)\r\n"); |
sgodinez | 53:27c9622de0f9 | 184 | return false; |
sgodinez | 53:27c9622de0f9 | 185 | } |
jengbrecht | 82:5aa75004e553 | 186 | |
jengbrecht | 82:5aa75004e553 | 187 | |
sgodinez | 53:27c9622de0f9 | 188 | //3) Check PPP connection |
sgodinez | 11:134435d8a2d5 | 189 | if(!isConnected()) { |
sgodinez | 17:2d7c4ea7491b | 190 | printf("[ERROR] PPP not established. Attempting to connect\r\n"); |
sgodinez | 11:134435d8a2d5 | 191 | if(!connect()) { |
sgodinez | 17:2d7c4ea7491b | 192 | printf("[ERROR] PPP connection failed\r\n"); |
sgodinez | 11:134435d8a2d5 | 193 | return false; |
sgodinez | 11:134435d8a2d5 | 194 | } else { |
sgodinez | 17:2d7c4ea7491b | 195 | printf("[DEBUG] PPP connection established\r\n"); |
sgodinez | 11:134435d8a2d5 | 196 | } |
sgodinez | 11:134435d8a2d5 | 197 | } |
jengbrecht | 82:5aa75004e553 | 198 | |
sgodinez | 55:56d9a9d98079 | 199 | //Set Local Port |
sgodinez | 55:56d9a9d98079 | 200 | if(local_port != 0) { |
sgodinez | 55:56d9a9d98079 | 201 | //Attempt to set local port |
sgodinez | 55:56d9a9d98079 | 202 | sprintf(buffer, "AT#OUTPORT=%d", local_port); |
sgodinez | 55:56d9a9d98079 | 203 | Code code = sendBasicCommand(buffer, 1000); |
sgodinez | 71:82205735732b | 204 | if(code != SUCCESS) { |
jengbrecht | 82:5aa75004e553 | 205 | printf("[WARNING] Unable to set local port (%d) [%d]\r\n", local_port, (int) code); |
sgodinez | 55:56d9a9d98079 | 206 | } |
sgodinez | 55:56d9a9d98079 | 207 | } |
jengbrecht | 82:5aa75004e553 | 208 | |
sgodinez | 55:56d9a9d98079 | 209 | //Set TCP/UDP parameters |
sgodinez | 11:134435d8a2d5 | 210 | if(mode == TCP) { |
sgodinez | 17:2d7c4ea7491b | 211 | if(socketCloseable) { |
sgodinez | 48:dad1e780cb1c | 212 | Code code = sendBasicCommand("AT#DLEMODE=1,1", 1000); |
sgodinez | 71:82205735732b | 213 | if(code != SUCCESS) { |
jengbrecht | 82:5aa75004e553 | 214 | printf("[WARNING] Unable to set socket closeable [%d]\r\n", (int) code); |
sgodinez | 17:2d7c4ea7491b | 215 | } |
sgodinez | 17:2d7c4ea7491b | 216 | } |
sgodinez | 17:2d7c4ea7491b | 217 | sprintf(buffer, "AT#TCPPORT=1,%d", port); |
sgodinez | 17:2d7c4ea7491b | 218 | portCode = sendBasicCommand(buffer, 1000); |
sgodinez | 17:2d7c4ea7491b | 219 | addressCode = sendBasicCommand("AT#TCPSERV=1,\"" + address + "\"", 1000); |
sgodinez | 11:134435d8a2d5 | 220 | } else { |
sgodinez | 17:2d7c4ea7491b | 221 | if(socketCloseable) { |
sgodinez | 17:2d7c4ea7491b | 222 | Code code = sendBasicCommand("AT#UDPDLEMODE=1", 1000); |
sgodinez | 71:82205735732b | 223 | if(code != SUCCESS) { |
jengbrecht | 82:5aa75004e553 | 224 | printf("[WARNING] Unable to set socket closeable [%d]\r\n", (int) code); |
sgodinez | 17:2d7c4ea7491b | 225 | } |
sgodinez | 17:2d7c4ea7491b | 226 | } |
sgodinez | 55:56d9a9d98079 | 227 | sprintf(buffer, "AT#UDPPORT=%d", port); |
sgodinez | 17:2d7c4ea7491b | 228 | portCode = sendBasicCommand(buffer, 1000); |
sgodinez | 55:56d9a9d98079 | 229 | addressCode = sendBasicCommand("AT#UDPSERV=\"" + address + "\"", 1000); |
sgodinez | 11:134435d8a2d5 | 230 | } |
jengbrecht | 82:5aa75004e553 | 231 | |
sgodinez | 71:82205735732b | 232 | if(portCode == SUCCESS) { |
sgodinez | 11:134435d8a2d5 | 233 | host_port = port; |
sgodinez | 11:134435d8a2d5 | 234 | } else { |
sgodinez | 17:2d7c4ea7491b | 235 | printf("[ERROR] Host port could not be set\r\n"); |
sgodinez | 11:134435d8a2d5 | 236 | } |
jengbrecht | 82:5aa75004e553 | 237 | |
sgodinez | 71:82205735732b | 238 | if(addressCode == SUCCESS) { |
sgodinez | 11:134435d8a2d5 | 239 | host_address = address; |
sgodinez | 11:134435d8a2d5 | 240 | } else { |
sgodinez | 17:2d7c4ea7491b | 241 | printf("[ERROR] Host address could not be set\r\n"); |
sgodinez | 11:134435d8a2d5 | 242 | } |
jengbrecht | 82:5aa75004e553 | 243 | |
jengbrecht | 82:5aa75004e553 | 244 | |
jengbrecht | 82:5aa75004e553 | 245 | |
sgodinez | 13:0af863114629 | 246 | // Try and Connect |
sgodinez | 55:56d9a9d98079 | 247 | std::string sMode; |
sgodinez | 55:56d9a9d98079 | 248 | std::string sOpenSocketCmd; |
sgodinez | 55:56d9a9d98079 | 249 | if(mode == TCP) { |
sgodinez | 55:56d9a9d98079 | 250 | sOpenSocketCmd = "AT#OTCP=1"; |
sgodinez | 55:56d9a9d98079 | 251 | sMode = "TCP"; |
sgodinez | 55:56d9a9d98079 | 252 | } else { |
sgodinez | 55:56d9a9d98079 | 253 | sOpenSocketCmd = "AT#OUDP"; |
sgodinez | 55:56d9a9d98079 | 254 | sMode = "UDP"; |
sgodinez | 55:56d9a9d98079 | 255 | } |
sgodinez | 55:56d9a9d98079 | 256 | string response = sendCommand(sOpenSocketCmd, 30000); |
sgodinez | 13:0af863114629 | 257 | if (response.find("Ok_Info_WaitingForData") != string::npos) { |
sgodinez | 55:56d9a9d98079 | 258 | printf("[INFO] Opened %s Socket [%s:%d]\r\n", sMode.c_str(), address.c_str(), port); |
sgodinez | 13:0af863114629 | 259 | socketOpened = true; |
sgodinez | 13:0af863114629 | 260 | } else { |
sgodinez | 55:56d9a9d98079 | 261 | printf("[WARNING] Unable to open %s Socket [%s:%d]\r\n", sMode.c_str(), address.c_str(), port); |
sgodinez | 13:0af863114629 | 262 | socketOpened = false; |
sgodinez | 13:0af863114629 | 263 | } |
jengbrecht | 82:5aa75004e553 | 264 | |
sgodinez | 13:0af863114629 | 265 | return socketOpened; |
sgodinez | 11:134435d8a2d5 | 266 | } |
sgodinez | 11:134435d8a2d5 | 267 | |
jengbrecht | 82:5aa75004e553 | 268 | bool Cellular::isOpen() |
jengbrecht | 82:5aa75004e553 | 269 | { |
sgodinez | 17:2d7c4ea7491b | 270 | return socketOpened; |
sgodinez | 11:134435d8a2d5 | 271 | } |
sgodinez | 11:134435d8a2d5 | 272 | |
jengbrecht | 82:5aa75004e553 | 273 | bool Cellular::close() |
jengbrecht | 82:5aa75004e553 | 274 | { |
sgodinez | 35:f28acb1be52d | 275 | if(io == NULL) { |
sgodinez | 35:f28acb1be52d | 276 | printf("[ERROR] MTSBufferedIO not set\r\n"); |
sgodinez | 17:2d7c4ea7491b | 277 | return false; |
sgodinez | 13:0af863114629 | 278 | } |
sgodinez | 35:f28acb1be52d | 279 | |
sgodinez | 35:f28acb1be52d | 280 | if(!socketOpened) { |
sgodinez | 35:f28acb1be52d | 281 | printf("[WARNING] Socket close() called, but socket was not open\r\n"); |
sgodinez | 35:f28acb1be52d | 282 | return true; |
sgodinez | 35:f28acb1be52d | 283 | } |
sgodinez | 35:f28acb1be52d | 284 | |
sgodinez | 17:2d7c4ea7491b | 285 | if(!socketCloseable) { |
sgodinez | 17:2d7c4ea7491b | 286 | printf("[ERROR] Socket is not closeable\r\n"); |
sgodinez | 17:2d7c4ea7491b | 287 | return false; |
sgodinez | 17:2d7c4ea7491b | 288 | } |
jengbrecht | 82:5aa75004e553 | 289 | |
sgodinez | 35:f28acb1be52d | 290 | Timer tmr; |
sgodinez | 35:f28acb1be52d | 291 | int timeout = 1000; |
sgodinez | 35:f28acb1be52d | 292 | int written = 0; |
sgodinez | 35:f28acb1be52d | 293 | tmr.start(); |
sgodinez | 35:f28acb1be52d | 294 | do { |
sgodinez | 35:f28acb1be52d | 295 | written = io->write(ETX); |
sgodinez | 35:f28acb1be52d | 296 | if(written < 0) { |
sgodinez | 35:f28acb1be52d | 297 | printf("[ERROR] Failed to write to MTSBufferedIO\r\n"); |
jengbrecht | 82:5aa75004e553 | 298 | return false; |
sgodinez | 35:f28acb1be52d | 299 | } |
sgodinez | 35:f28acb1be52d | 300 | wait(0.05); |
sgodinez | 35:f28acb1be52d | 301 | } while(tmr.read_ms() <= timeout && written != 1); |
sgodinez | 35:f28acb1be52d | 302 | |
sgodinez | 35:f28acb1be52d | 303 | if(written != 1) { |
sgodinez | 35:f28acb1be52d | 304 | printf("[ERROR] Timed out attempting to close socket\r\n"); |
sgodinez | 17:2d7c4ea7491b | 305 | return false; |
sgodinez | 13:0af863114629 | 306 | } |
jengbrecht | 82:5aa75004e553 | 307 | |
sgodinez | 17:2d7c4ea7491b | 308 | socketOpened = false; |
sgodinez | 17:2d7c4ea7491b | 309 | return true; |
sgodinez | 11:134435d8a2d5 | 310 | } |
sgodinez | 11:134435d8a2d5 | 311 | |
jengbrecht | 82:5aa75004e553 | 312 | int Cellular::read(char* data, int max, int timeout) |
jengbrecht | 82:5aa75004e553 | 313 | { |
sgodinez | 19:38794784e009 | 314 | if(io == NULL) { |
sgodinez | 19:38794784e009 | 315 | printf("[ERROR] MTSBufferedIO not set\r\n"); |
sgodinez | 19:38794784e009 | 316 | return -1; |
sgodinez | 19:38794784e009 | 317 | } |
jengbrecht | 82:5aa75004e553 | 318 | |
jengbrecht | 82:5aa75004e553 | 319 | //Check that nothing is in the rx buffer |
sgodinez | 58:408f67fa292f | 320 | if(!socketOpened && !io->readable()) { |
sgodinez | 17:2d7c4ea7491b | 321 | printf("[ERROR] Socket is not open\r\n"); |
sgodinez | 17:2d7c4ea7491b | 322 | return -1; |
sgodinez | 17:2d7c4ea7491b | 323 | } |
sgodinez | 84:77c5ab16534d | 324 | |
sgodinez | 17:2d7c4ea7491b | 325 | int bytesRead = 0; |
jengbrecht | 82:5aa75004e553 | 326 | |
sgodinez | 17:2d7c4ea7491b | 327 | if(timeout >= 0) { |
sgodinez | 68:c490e4a51778 | 328 | bytesRead = io->read(data, max, static_cast<unsigned int>(timeout)); |
sgodinez | 17:2d7c4ea7491b | 329 | } else { |
sgodinez | 19:38794784e009 | 330 | bytesRead = io->read(data, max); |
sgodinez | 17:2d7c4ea7491b | 331 | } |
jengbrecht | 82:5aa75004e553 | 332 | |
sgodinez | 32:629e6b1c8e22 | 333 | if(bytesRead > 0 && socketCloseable) { |
jengbrecht | 82:5aa75004e553 | 334 | //Remove escape characters |
sgodinez | 32:629e6b1c8e22 | 335 | int index = 0; |
sgodinez | 32:629e6b1c8e22 | 336 | bool escapeFlag = false; |
sgodinez | 32:629e6b1c8e22 | 337 | for(int i = 0; i < bytesRead; i++) { |
jengbrecht | 82:5aa75004e553 | 338 | if(data[i] == DLE || data[i] == ETX) { |
jengbrecht | 82:5aa75004e553 | 339 | if(escapeFlag == true) { |
sgodinez | 32:629e6b1c8e22 | 340 | //This character has been escaped |
sgodinez | 32:629e6b1c8e22 | 341 | escapeFlag = false; |
sgodinez | 32:629e6b1c8e22 | 342 | } else if(data[bytesRead] == DLE) { |
sgodinez | 32:629e6b1c8e22 | 343 | //Found escape character |
sgodinez | 32:629e6b1c8e22 | 344 | escapeFlag = true; |
sgodinez | 32:629e6b1c8e22 | 345 | continue; |
sgodinez | 32:629e6b1c8e22 | 346 | } else { |
jengbrecht | 82:5aa75004e553 | 347 | //ETX sent without escape -> Socket closed |
jengbrecht | 82:5aa75004e553 | 348 | printf("[INFO] Read ETX character without DLE escape. Socket closed\r\n"); |
sgodinez | 32:629e6b1c8e22 | 349 | socketOpened = false; |
sgodinez | 32:629e6b1c8e22 | 350 | continue; |
sgodinez | 32:629e6b1c8e22 | 351 | } |
sgodinez | 32:629e6b1c8e22 | 352 | } |
sgodinez | 32:629e6b1c8e22 | 353 | |
sgodinez | 32:629e6b1c8e22 | 354 | if(index != i) { |
sgodinez | 32:629e6b1c8e22 | 355 | data[index] = data[i]; |
sgodinez | 32:629e6b1c8e22 | 356 | } |
sgodinez | 32:629e6b1c8e22 | 357 | index++; |
sgodinez | 32:629e6b1c8e22 | 358 | } |
sgodinez | 32:629e6b1c8e22 | 359 | bytesRead = index; |
sgodinez | 32:629e6b1c8e22 | 360 | } |
jengbrecht | 82:5aa75004e553 | 361 | |
sgodinez | 32:629e6b1c8e22 | 362 | //Scan for socket closed message |
sgodinez | 32:629e6b1c8e22 | 363 | for(size_t i = 0; i < bytesRead; i++) { |
sgodinez | 32:629e6b1c8e22 | 364 | if(data[i] == 'O') { |
sgodinez | 32:629e6b1c8e22 | 365 | if(strstr(&data[i], "Ok_Info_SocketClosed")) { |
jengbrecht | 82:5aa75004e553 | 366 | printf("[INFO] Found socket closed message. Socket closed\r\n"); |
sgodinez | 32:629e6b1c8e22 | 367 | //Close socket and Cut Off End of Message |
sgodinez | 32:629e6b1c8e22 | 368 | socketOpened = false; |
sgodinez | 32:629e6b1c8e22 | 369 | data[i] = '\0'; |
sgodinez | 32:629e6b1c8e22 | 370 | bytesRead = i; |
sgodinez | 32:629e6b1c8e22 | 371 | break; |
sgodinez | 32:629e6b1c8e22 | 372 | } |
sgodinez | 32:629e6b1c8e22 | 373 | } |
sgodinez | 32:629e6b1c8e22 | 374 | } |
sgodinez | 17:2d7c4ea7491b | 375 | return bytesRead; |
sgodinez | 11:134435d8a2d5 | 376 | } |
sgodinez | 11:134435d8a2d5 | 377 | |
jengbrecht | 82:5aa75004e553 | 378 | int Cellular::write(const char* data, int length, int timeout) |
jengbrecht | 82:5aa75004e553 | 379 | { |
sgodinez | 19:38794784e009 | 380 | if(io == NULL) { |
sgodinez | 19:38794784e009 | 381 | printf("[ERROR] MTSBufferedIO not set\r\n"); |
sgodinez | 19:38794784e009 | 382 | return -1; |
sgodinez | 19:38794784e009 | 383 | } |
jengbrecht | 82:5aa75004e553 | 384 | |
sgodinez | 17:2d7c4ea7491b | 385 | if(!socketOpened) { |
sgodinez | 17:2d7c4ea7491b | 386 | printf("[ERROR] Socket is not open\r\n"); |
sgodinez | 17:2d7c4ea7491b | 387 | return -1; |
sgodinez | 17:2d7c4ea7491b | 388 | } |
jengbrecht | 82:5aa75004e553 | 389 | |
sgodinez | 35:f28acb1be52d | 390 | //In order to avoid allocating another buffer, capture indices of |
sgodinez | 35:f28acb1be52d | 391 | //characters to escape during write |
sgodinez | 35:f28acb1be52d | 392 | int specialWritten = 0; |
sgodinez | 35:f28acb1be52d | 393 | std::vector<int> vSpecial; |
sgodinez | 35:f28acb1be52d | 394 | if(socketCloseable) { |
sgodinez | 35:f28acb1be52d | 395 | for(int i = 0; i < length; i++) { |
sgodinez | 35:f28acb1be52d | 396 | if(data[i] == ETX || data[i] == DLE) { |
sgodinez | 35:f28acb1be52d | 397 | //Push back index of special characters |
sgodinez | 35:f28acb1be52d | 398 | vSpecial.push_back(i); |
jengbrecht | 82:5aa75004e553 | 399 | } |
sgodinez | 35:f28acb1be52d | 400 | } |
sgodinez | 35:f28acb1be52d | 401 | } |
jengbrecht | 82:5aa75004e553 | 402 | |
sgodinez | 17:2d7c4ea7491b | 403 | int bytesWritten = 0; |
sgodinez | 17:2d7c4ea7491b | 404 | if(timeout >= 0) { |
sgodinez | 17:2d7c4ea7491b | 405 | Timer tmr; |
sgodinez | 17:2d7c4ea7491b | 406 | tmr.start(); |
sgodinez | 35:f28acb1be52d | 407 | do { |
sgodinez | 67:1003b410f781 | 408 | int available = io->writeable(); |
sgodinez | 67:1003b410f781 | 409 | if (available > 0) { |
sgodinez | 35:f28acb1be52d | 410 | if(specialWritten < vSpecial.size()) { |
sgodinez | 35:f28acb1be52d | 411 | //Check if current index is at a special character |
sgodinez | 35:f28acb1be52d | 412 | if(bytesWritten == vSpecial[specialWritten]) { |
sgodinez | 67:1003b410f781 | 413 | if(available < 2) { |
sgodinez | 35:f28acb1be52d | 414 | //Requires at least two bytes of space |
sgodinez | 35:f28acb1be52d | 415 | wait(0.05); |
jengbrecht | 82:5aa75004e553 | 416 | continue; |
sgodinez | 35:f28acb1be52d | 417 | } |
jengbrecht | 82:5aa75004e553 | 418 | //Ready to write special character |
sgodinez | 35:f28acb1be52d | 419 | if(io->write(DLE)) { |
sgodinez | 35:f28acb1be52d | 420 | specialWritten++; |
sgodinez | 35:f28acb1be52d | 421 | if(io->write(data[bytesWritten])) { |
sgodinez | 35:f28acb1be52d | 422 | bytesWritten++; |
sgodinez | 35:f28acb1be52d | 423 | } |
sgodinez | 35:f28acb1be52d | 424 | } else { |
sgodinez | 35:f28acb1be52d | 425 | //Unable to write escape character, try again next round |
sgodinez | 35:f28acb1be52d | 426 | wait(0.05); |
sgodinez | 35:f28acb1be52d | 427 | } |
sgodinez | 35:f28acb1be52d | 428 | } else { |
jengbrecht | 82:5aa75004e553 | 429 | //We want to write all the way up to the next special character |
sgodinez | 35:f28acb1be52d | 430 | int relativeIndex = vSpecial[specialWritten] - bytesWritten; |
sgodinez | 67:1003b410f781 | 431 | int size = MIN(available, relativeIndex); |
sgodinez | 35:f28acb1be52d | 432 | bytesWritten += io->write(&data[bytesWritten], size); |
jengbrecht | 82:5aa75004e553 | 433 | } |
jengbrecht | 82:5aa75004e553 | 434 | } else { |
sgodinez | 67:1003b410f781 | 435 | int size = MIN(available, length - bytesWritten); |
sgodinez | 35:f28acb1be52d | 436 | bytesWritten += io->write(&data[bytesWritten], size); |
sgodinez | 17:2d7c4ea7491b | 437 | } |
sgodinez | 17:2d7c4ea7491b | 438 | } else { |
jengbrecht | 82:5aa75004e553 | 439 | wait(0.05); |
sgodinez | 35:f28acb1be52d | 440 | } |
sgodinez | 35:f28acb1be52d | 441 | } while (tmr.read_ms() <= timeout && bytesWritten < length); |
sgodinez | 35:f28acb1be52d | 442 | } else { |
sgodinez | 35:f28acb1be52d | 443 | for(int i = 0; i < vSpecial.size(); i++) { |
sgodinez | 35:f28acb1be52d | 444 | //Write up to the special character, then write the special character |
sgodinez | 35:f28acb1be52d | 445 | int size = vSpecial[i] - bytesWritten; |
sgodinez | 35:f28acb1be52d | 446 | int currentWritten = io->write(&data[bytesWritten], size); |
sgodinez | 35:f28acb1be52d | 447 | bytesWritten += currentWritten; |
sgodinez | 35:f28acb1be52d | 448 | if(currentWritten != size) { |
sgodinez | 35:f28acb1be52d | 449 | //Failed to write up to the special character. |
sgodinez | 35:f28acb1be52d | 450 | return bytesWritten; |
sgodinez | 35:f28acb1be52d | 451 | } |
sgodinez | 35:f28acb1be52d | 452 | if(io->write(DLE) && io->write(data[bytesWritten])) { |
sgodinez | 35:f28acb1be52d | 453 | bytesWritten++; |
sgodinez | 35:f28acb1be52d | 454 | } else { |
sgodinez | 35:f28acb1be52d | 455 | //Failed to write the special character. |
sgodinez | 35:f28acb1be52d | 456 | return bytesWritten; |
sgodinez | 17:2d7c4ea7491b | 457 | } |
sgodinez | 17:2d7c4ea7491b | 458 | } |
jengbrecht | 82:5aa75004e553 | 459 | |
sgodinez | 35:f28acb1be52d | 460 | bytesWritten = io->write(&data[bytesWritten], length - bytesWritten); |
sgodinez | 17:2d7c4ea7491b | 461 | } |
jengbrecht | 82:5aa75004e553 | 462 | |
sgodinez | 17:2d7c4ea7491b | 463 | return bytesWritten; |
sgodinez | 11:134435d8a2d5 | 464 | } |
sgodinez | 11:134435d8a2d5 | 465 | |
jengbrecht | 82:5aa75004e553 | 466 | unsigned int Cellular::readable() |
jengbrecht | 82:5aa75004e553 | 467 | { |
sgodinez | 19:38794784e009 | 468 | if(io == NULL) { |
sgodinez | 19:38794784e009 | 469 | printf("[ERROR] MTSBufferedIO not set\r\n"); |
sgodinez | 19:38794784e009 | 470 | return 0; |
sgodinez | 19:38794784e009 | 471 | } |
sgodinez | 17:2d7c4ea7491b | 472 | if(!socketOpened) { |
sgodinez | 17:2d7c4ea7491b | 473 | printf("[ERROR] Socket is not open\r\n"); |
sgodinez | 17:2d7c4ea7491b | 474 | return 0; |
sgodinez | 17:2d7c4ea7491b | 475 | } |
sgodinez | 19:38794784e009 | 476 | return io->readable(); |
sgodinez | 11:134435d8a2d5 | 477 | } |
sgodinez | 11:134435d8a2d5 | 478 | |
jengbrecht | 82:5aa75004e553 | 479 | unsigned int Cellular::writeable() |
jengbrecht | 82:5aa75004e553 | 480 | { |
sgodinez | 19:38794784e009 | 481 | if(io == NULL) { |
sgodinez | 19:38794784e009 | 482 | printf("[ERROR] MTSBufferedIO not set\r\n"); |
sgodinez | 19:38794784e009 | 483 | return 0; |
sgodinez | 19:38794784e009 | 484 | } |
sgodinez | 17:2d7c4ea7491b | 485 | if(!socketOpened) { |
sgodinez | 17:2d7c4ea7491b | 486 | printf("[ERROR] Socket is not open\r\n"); |
sgodinez | 17:2d7c4ea7491b | 487 | return 0; |
sgodinez | 17:2d7c4ea7491b | 488 | } |
jengbrecht | 82:5aa75004e553 | 489 | |
sgodinez | 19:38794784e009 | 490 | return io->writeable(); |
sgodinez | 11:134435d8a2d5 | 491 | } |
sgodinez | 11:134435d8a2d5 | 492 | |
jengbrecht | 82:5aa75004e553 | 493 | void Cellular::reset() |
jengbrecht | 82:5aa75004e553 | 494 | { |
mfiore | 29:7408b1bdad37 | 495 | disconnect(); |
mfiore | 29:7408b1bdad37 | 496 | Code code = sendBasicCommand("AT#RESET=0", 10000); |
sgodinez | 71:82205735732b | 497 | if(code != SUCCESS) { |
mfiore | 29:7408b1bdad37 | 498 | printf("[ERROR] Socket Modem did not accept RESET command\n\r"); |
mfiore | 29:7408b1bdad37 | 499 | } else { |
mfiore | 29:7408b1bdad37 | 500 | printf("[WARNING] Socket Modem is resetting, allow 30 seconds for it to come back\n\r"); |
mfiore | 29:7408b1bdad37 | 501 | } |
sgodinez | 11:134435d8a2d5 | 502 | } |
sgodinez | 11:134435d8a2d5 | 503 | |
sgodinez | 71:82205735732b | 504 | Code Cellular::test() |
jengbrecht | 0:563b70517320 | 505 | { |
sgodinez | 11:134435d8a2d5 | 506 | Code code = sendBasicCommand("AT", 1000); |
jengbrecht | 82:5aa75004e553 | 507 | |
sgodinez | 71:82205735732b | 508 | if(code != SUCCESS) { |
sgodinez | 11:134435d8a2d5 | 509 | printf("[Error] Failed basic AT command"); |
sgodinez | 11:134435d8a2d5 | 510 | return code; |
sgodinez | 11:134435d8a2d5 | 511 | } |
sgodinez | 11:134435d8a2d5 | 512 | |
sgodinez | 11:134435d8a2d5 | 513 | //AT#VSTATE != "CHECKING" |
jengbrecht | 82:5aa75004e553 | 514 | |
jengbrecht | 82:5aa75004e553 | 515 | //AT#GPRSMODE == |
sgodinez | 71:82205735732b | 516 | return SUCCESS; |
jengbrecht | 0:563b70517320 | 517 | } |
jengbrecht | 0:563b70517320 | 518 | |
sgodinez | 71:82205735732b | 519 | Code Cellular::echo(bool state) |
jengbrecht | 0:563b70517320 | 520 | { |
sgodinez | 13:0af863114629 | 521 | Code code; |
jengbrecht | 0:563b70517320 | 522 | if (state) { |
sgodinez | 13:0af863114629 | 523 | code = sendBasicCommand("ATE0", 1000); |
sgodinez | 71:82205735732b | 524 | echoMode = (code == SUCCESS) ? false : echoMode; |
jengbrecht | 0:563b70517320 | 525 | } else { |
sgodinez | 13:0af863114629 | 526 | code = sendBasicCommand("ATE1", 1000); |
sgodinez | 71:82205735732b | 527 | echoMode = (code == SUCCESS) ? true : echoMode; |
jengbrecht | 0:563b70517320 | 528 | } |
sgodinez | 13:0af863114629 | 529 | return code; |
jengbrecht | 0:563b70517320 | 530 | } |
jengbrecht | 0:563b70517320 | 531 | |
jengbrecht | 0:563b70517320 | 532 | int Cellular::getSignalStrength() |
jengbrecht | 0:563b70517320 | 533 | { |
jengbrecht | 0:563b70517320 | 534 | string response = sendCommand("AT+CSQ", 1000); |
jengbrecht | 0:563b70517320 | 535 | if (response.find("OK") == string::npos) { |
jengbrecht | 0:563b70517320 | 536 | return -1; |
jengbrecht | 0:563b70517320 | 537 | } |
jengbrecht | 0:563b70517320 | 538 | int start = response.find(':'); |
jengbrecht | 0:563b70517320 | 539 | int stop = response.find(',', start); |
jengbrecht | 0:563b70517320 | 540 | string signal = response.substr(start + 2, stop - start - 2); |
jengbrecht | 0:563b70517320 | 541 | int value; |
jengbrecht | 0:563b70517320 | 542 | sscanf(signal.c_str(), "%d", &value); |
jengbrecht | 0:563b70517320 | 543 | return value; |
jengbrecht | 0:563b70517320 | 544 | } |
jengbrecht | 0:563b70517320 | 545 | |
jengbrecht | 0:563b70517320 | 546 | Cellular::Registration Cellular::getRegistration() |
jengbrecht | 0:563b70517320 | 547 | { |
jengbrecht | 0:563b70517320 | 548 | string response = sendCommand("AT+CREG?", 1000); |
jengbrecht | 0:563b70517320 | 549 | if (response.find("OK") == string::npos) { |
jengbrecht | 0:563b70517320 | 550 | return UNKNOWN; |
jengbrecht | 0:563b70517320 | 551 | } |
jengbrecht | 0:563b70517320 | 552 | int start = response.find(','); |
jengbrecht | 0:563b70517320 | 553 | int stop = response.find(' ', start); |
jengbrecht | 0:563b70517320 | 554 | string regStat = response.substr(start + 1, stop - start - 1); |
jengbrecht | 0:563b70517320 | 555 | int value; |
jengbrecht | 0:563b70517320 | 556 | sscanf(regStat.c_str(), "%d", &value); |
jengbrecht | 0:563b70517320 | 557 | switch (value) { |
jengbrecht | 0:563b70517320 | 558 | case 0: |
jengbrecht | 0:563b70517320 | 559 | return NOT_REGISTERED; |
jengbrecht | 0:563b70517320 | 560 | case 1: |
jengbrecht | 0:563b70517320 | 561 | return REGISTERED; |
jengbrecht | 0:563b70517320 | 562 | case 2: |
jengbrecht | 0:563b70517320 | 563 | return SEARCHING; |
jengbrecht | 0:563b70517320 | 564 | case 3: |
jengbrecht | 0:563b70517320 | 565 | return DENIED; |
jengbrecht | 0:563b70517320 | 566 | case 4: |
jengbrecht | 0:563b70517320 | 567 | return UNKNOWN; |
jengbrecht | 0:563b70517320 | 568 | case 5: |
jengbrecht | 0:563b70517320 | 569 | return ROAMING; |
jengbrecht | 0:563b70517320 | 570 | } |
sgodinez | 4:6561c9128c6f | 571 | return UNKNOWN; |
jengbrecht | 0:563b70517320 | 572 | } |
jengbrecht | 0:563b70517320 | 573 | |
sgodinez | 71:82205735732b | 574 | Code Cellular::sendBasicCommand(const std::string& command, unsigned int timeoutMillis, char esc) |
jengbrecht | 0:563b70517320 | 575 | { |
sgodinez | 17:2d7c4ea7491b | 576 | if(socketOpened) { |
jengbrecht | 82:5aa75004e553 | 577 | printf("[ERROR] socket is open. Can not send AT commands\r\n"); |
sgodinez | 71:82205735732b | 578 | return ERROR; |
sgodinez | 17:2d7c4ea7491b | 579 | } |
sgodinez | 17:2d7c4ea7491b | 580 | |
jengbrecht | 0:563b70517320 | 581 | string response = sendCommand(command, timeoutMillis, esc); |
jengbrecht | 0:563b70517320 | 582 | if (response.size() == 0) { |
sgodinez | 71:82205735732b | 583 | return NO_RESPONSE; |
jengbrecht | 0:563b70517320 | 584 | } else if (response.find("OK") != string::npos) { |
sgodinez | 71:82205735732b | 585 | return SUCCESS; |
jengbrecht | 0:563b70517320 | 586 | } else if (response.find("ERROR") != string::npos) { |
sgodinez | 71:82205735732b | 587 | return ERROR; |
jengbrecht | 0:563b70517320 | 588 | } else { |
sgodinez | 71:82205735732b | 589 | return FAILURE; |
jengbrecht | 0:563b70517320 | 590 | } |
jengbrecht | 0:563b70517320 | 591 | } |
jengbrecht | 0:563b70517320 | 592 | |
jengbrecht | 82:5aa75004e553 | 593 | Code Cellular::setApn(const std::string& apn) |
jengbrecht | 82:5aa75004e553 | 594 | { |
sgodinez | 11:134435d8a2d5 | 595 | Code code = sendBasicCommand("AT#APNSERV=\"" + apn + "\"", 1000); |
sgodinez | 71:82205735732b | 596 | if (code != SUCCESS) { |
sgodinez | 11:134435d8a2d5 | 597 | return code; |
sgodinez | 11:134435d8a2d5 | 598 | } |
sgodinez | 11:134435d8a2d5 | 599 | this->apn = apn; |
sgodinez | 11:134435d8a2d5 | 600 | return code; |
sgodinez | 11:134435d8a2d5 | 601 | } |
sgodinez | 11:134435d8a2d5 | 602 | |
sgodinez | 43:3cacf019ed7d | 603 | |
jengbrecht | 82:5aa75004e553 | 604 | Code Cellular::setDns(const std::string& primary, const std::string& secondary) |
jengbrecht | 82:5aa75004e553 | 605 | { |
sgodinez | 41:81d035fb0b6a | 606 | return sendBasicCommand("AT#DNS=1," + primary + "," + secondary, 1000); |
sgodinez | 11:134435d8a2d5 | 607 | } |
sgodinez | 11:134435d8a2d5 | 608 | |
jengbrecht | 82:5aa75004e553 | 609 | bool Cellular::ping(const std::string& address) |
jengbrecht | 82:5aa75004e553 | 610 | { |
jengbrecht | 23:bc6f98a1eb22 | 611 | char buffer[256] = {0}; |
jengbrecht | 23:bc6f98a1eb22 | 612 | Code code; |
jengbrecht | 82:5aa75004e553 | 613 | |
jengbrecht | 23:bc6f98a1eb22 | 614 | code = sendBasicCommand("AT#PINGREMOTE=\"" + address + "\"", 1000); |
sgodinez | 71:82205735732b | 615 | if (code != SUCCESS) { |
jengbrecht | 23:bc6f98a1eb22 | 616 | return false; |
jengbrecht | 23:bc6f98a1eb22 | 617 | } |
jengbrecht | 82:5aa75004e553 | 618 | |
jengbrecht | 23:bc6f98a1eb22 | 619 | sprintf(buffer, "AT#PINGNUM=%d", 1); |
jengbrecht | 23:bc6f98a1eb22 | 620 | code = sendBasicCommand(buffer , 1000); |
sgodinez | 71:82205735732b | 621 | if (code != SUCCESS) { |
jengbrecht | 23:bc6f98a1eb22 | 622 | return false; |
jengbrecht | 23:bc6f98a1eb22 | 623 | } |
jengbrecht | 82:5aa75004e553 | 624 | |
jengbrecht | 23:bc6f98a1eb22 | 625 | sprintf(buffer, "AT#PINGDELAY=%d", PINGDELAY); |
jengbrecht | 23:bc6f98a1eb22 | 626 | code = sendBasicCommand(buffer , 1000); |
sgodinez | 71:82205735732b | 627 | if (code != SUCCESS) { |
jengbrecht | 23:bc6f98a1eb22 | 628 | return false; |
jengbrecht | 23:bc6f98a1eb22 | 629 | } |
jengbrecht | 82:5aa75004e553 | 630 | |
jengbrecht | 23:bc6f98a1eb22 | 631 | std::string response; |
jengbrecht | 23:bc6f98a1eb22 | 632 | for (int i = 0; i < PINGNUM; i++) { |
jengbrecht | 23:bc6f98a1eb22 | 633 | response = sendCommand("AT#PING", PINGDELAY * 1000); |
jengbrecht | 23:bc6f98a1eb22 | 634 | if (response.find("alive") != std::string::npos) { |
jengbrecht | 23:bc6f98a1eb22 | 635 | return true; |
jengbrecht | 23:bc6f98a1eb22 | 636 | } |
jengbrecht | 23:bc6f98a1eb22 | 637 | } |
jengbrecht | 23:bc6f98a1eb22 | 638 | return false; |
jengbrecht | 23:bc6f98a1eb22 | 639 | } |
jengbrecht | 23:bc6f98a1eb22 | 640 | |
jengbrecht | 82:5aa75004e553 | 641 | Code Cellular::setSocketCloseable(bool enabled) |
jengbrecht | 82:5aa75004e553 | 642 | { |
sgodinez | 17:2d7c4ea7491b | 643 | if(socketCloseable == enabled) { |
jengbrecht | 82:5aa75004e553 | 644 | return SUCCESS; |
sgodinez | 17:2d7c4ea7491b | 645 | } |
jengbrecht | 82:5aa75004e553 | 646 | |
sgodinez | 17:2d7c4ea7491b | 647 | if(socketOpened) { |
jengbrecht | 82:5aa75004e553 | 648 | printf("[ERROR] socket is already opened. Can not set closeable\r\n"); |
sgodinez | 71:82205735732b | 649 | return ERROR; |
sgodinez | 17:2d7c4ea7491b | 650 | } |
jengbrecht | 82:5aa75004e553 | 651 | |
sgodinez | 17:2d7c4ea7491b | 652 | socketCloseable = enabled; |
jengbrecht | 82:5aa75004e553 | 653 | |
sgodinez | 71:82205735732b | 654 | return SUCCESS; |
sgodinez | 17:2d7c4ea7491b | 655 | } |
sgodinez | 17:2d7c4ea7491b | 656 | |
jengbrecht | 82:5aa75004e553 | 657 | Code Cellular::sendSMS(const Sms& sms) |
jengbrecht | 82:5aa75004e553 | 658 | { |
sgodinez | 4:6561c9128c6f | 659 | return sendSMS(sms.phoneNumber, sms.message); |
sgodinez | 4:6561c9128c6f | 660 | } |
sgodinez | 4:6561c9128c6f | 661 | |
sgodinez | 71:82205735732b | 662 | Code Cellular::sendSMS(const std::string& phoneNumber, const std::string& message) |
jengbrecht | 82:5aa75004e553 | 663 | { |
jengbrecht | 0:563b70517320 | 664 | Code code = sendBasicCommand("AT+CMGF=1", 1000); |
sgodinez | 71:82205735732b | 665 | if (code != SUCCESS) { |
jengbrecht | 0:563b70517320 | 666 | return code; |
jengbrecht | 0:563b70517320 | 667 | } |
jengbrecht | 0:563b70517320 | 668 | string cmd = "AT+CMGS=\"+"; |
jengbrecht | 0:563b70517320 | 669 | cmd.append(phoneNumber); |
jengbrecht | 0:563b70517320 | 670 | cmd.append("\""); |
jengbrecht | 0:563b70517320 | 671 | string response1 = sendCommand(cmd, 1000); |
jengbrecht | 0:563b70517320 | 672 | if (response1.find('>') == string::npos) { |
sgodinez | 71:82205735732b | 673 | return NO_RESPONSE; |
jengbrecht | 0:563b70517320 | 674 | } |
jengbrecht | 0:563b70517320 | 675 | wait(.2); |
jengbrecht | 0:563b70517320 | 676 | string response2 = sendCommand(message, 4000, CTRL_Z); |
sgodinez | 17:2d7c4ea7491b | 677 | printf("SMS Response: %s\r\n", response2.c_str()); |
jengbrecht | 0:563b70517320 | 678 | if (response2.find("+CMGS:") == string::npos) { |
sgodinez | 71:82205735732b | 679 | return FAILURE; |
jengbrecht | 0:563b70517320 | 680 | } |
sgodinez | 71:82205735732b | 681 | return SUCCESS; |
jengbrecht | 0:563b70517320 | 682 | } |
jengbrecht | 0:563b70517320 | 683 | |
jengbrecht | 82:5aa75004e553 | 684 | std::vector<Cellular::Sms> Cellular::getReceivedSms() |
jengbrecht | 82:5aa75004e553 | 685 | { |
sgodinez | 9:5b12c5a8dde4 | 686 | int smsNumber = 0; |
sgodinez | 4:6561c9128c6f | 687 | std::vector<Sms> vSms; |
sgodinez | 4:6561c9128c6f | 688 | std::string received = sendCommand("AT+CMGL=\"ALL\"", 4000); |
sgodinez | 5:93e889a5abc6 | 689 | size_t pos = received.find("+CMGL: "); |
jengbrecht | 82:5aa75004e553 | 690 | |
sgodinez | 5:93e889a5abc6 | 691 | while (pos != std::string::npos) { |
sgodinez | 4:6561c9128c6f | 692 | Cellular::Sms sms; |
sgodinez | 4:6561c9128c6f | 693 | std::string line(Text::getLine(received, pos, pos)); |
sgodinez | 17:2d7c4ea7491b | 694 | //printf("[DEBUG] Top of SMS Parse Loop. LINE[%s]\r\n", line.c_str()); |
jengbrecht | 82:5aa75004e553 | 695 | if(line.find("+CMGL: ") == std::string::npos) { |
sgodinez | 4:6561c9128c6f | 696 | continue; |
sgodinez | 4:6561c9128c6f | 697 | } |
jengbrecht | 82:5aa75004e553 | 698 | |
sgodinez | 4:6561c9128c6f | 699 | //Start of SMS message |
sgodinez | 4:6561c9128c6f | 700 | std::vector<std::string> vSmsParts = Text::split(line, ','); |
sgodinez | 4:6561c9128c6f | 701 | if(vSmsParts.size() != 6) { |
sgodinez | 17:2d7c4ea7491b | 702 | printf("[WARNING] Expected 6 commas. SMS[%d] DATA[%s]. Continuing ...\r\n", smsNumber, line.c_str()); |
sgodinez | 4:6561c9128c6f | 703 | continue; |
sgodinez | 4:6561c9128c6f | 704 | } |
jengbrecht | 82:5aa75004e553 | 705 | |
sgodinez | 4:6561c9128c6f | 706 | sms.phoneNumber = vSmsParts[2]; |
sgodinez | 4:6561c9128c6f | 707 | sms.timestamp = vSmsParts[4] + ", " + vSmsParts[5]; |
jengbrecht | 82:5aa75004e553 | 708 | |
sgodinez | 8:3fe68d6130a8 | 709 | if(pos == std::string::npos) { |
sgodinez | 17:2d7c4ea7491b | 710 | printf("[WARNING] Expected SMS body. SMS[%d]. Leaving ...\r\n", smsNumber); |
sgodinez | 8:3fe68d6130a8 | 711 | break; |
sgodinez | 8:3fe68d6130a8 | 712 | } |
sgodinez | 9:5b12c5a8dde4 | 713 | //Check for the start of the next SMS message |
sgodinez | 9:5b12c5a8dde4 | 714 | size_t bodyEnd = received.find("\r\n+CMGL: ", pos); |
sgodinez | 8:3fe68d6130a8 | 715 | if(bodyEnd == std::string::npos) { |
sgodinez | 17:2d7c4ea7491b | 716 | //printf("[DEBUG] Parsing Last SMS. SMS[%d]\r\n", smsNumber); |
sgodinez | 9:5b12c5a8dde4 | 717 | //This must be the last SMS message |
sgodinez | 9:5b12c5a8dde4 | 718 | bodyEnd = received.find("\r\n\r\nOK", pos); |
sgodinez | 8:3fe68d6130a8 | 719 | } |
jengbrecht | 82:5aa75004e553 | 720 | |
sgodinez | 9:5b12c5a8dde4 | 721 | //Safety check that we found the boundary of this current SMS message |
sgodinez | 9:5b12c5a8dde4 | 722 | if(bodyEnd != std::string::npos) { |
sgodinez | 9:5b12c5a8dde4 | 723 | sms.message = received.substr(pos, bodyEnd - pos); |
sgodinez | 9:5b12c5a8dde4 | 724 | } else { |
sgodinez | 8:3fe68d6130a8 | 725 | sms.message = received.substr(pos); |
sgodinez | 17:2d7c4ea7491b | 726 | printf("[WARNING] Expected to find end of SMS list. SMS[%d] DATA[%s].\r\n", smsNumber, sms.message.c_str()); |
sgodinez | 8:3fe68d6130a8 | 727 | } |
sgodinez | 5:93e889a5abc6 | 728 | vSms.push_back(sms); |
sgodinez | 4:6561c9128c6f | 729 | pos = bodyEnd; |
sgodinez | 17:2d7c4ea7491b | 730 | //printf("[DEBUG] Parsed SMS[%d]. Starting Next at position [%d]\r\n", smsNumber, pos); |
sgodinez | 9:5b12c5a8dde4 | 731 | smsNumber++; |
sgodinez | 4:6561c9128c6f | 732 | } |
sgodinez | 17:2d7c4ea7491b | 733 | printf("Received %d SMS\r\n", smsNumber); |
sgodinez | 4:6561c9128c6f | 734 | return vSms; |
sgodinez | 4:6561c9128c6f | 735 | } |
sgodinez | 4:6561c9128c6f | 736 | |
jengbrecht | 82:5aa75004e553 | 737 | Code Cellular::deleteOnlyReceivedReadSms() |
jengbrecht | 82:5aa75004e553 | 738 | { |
sgodinez | 4:6561c9128c6f | 739 | return sendBasicCommand("AT+CMGD=1,1", 1000); |
sgodinez | 4:6561c9128c6f | 740 | } |
sgodinez | 4:6561c9128c6f | 741 | |
jengbrecht | 82:5aa75004e553 | 742 | Code Cellular::deleteAllReceivedSms() |
jengbrecht | 82:5aa75004e553 | 743 | { |
sgodinez | 4:6561c9128c6f | 744 | return sendBasicCommand("AT+CMGD=1,4", 1000); |
sgodinez | 4:6561c9128c6f | 745 | } |
sgodinez | 4:6561c9128c6f | 746 | |
sgodinez | 4:6561c9128c6f | 747 | |
sgodinez | 71:82205735732b | 748 | string Cellular::sendCommand(const std::string& command, unsigned int timeoutMillis, char esc) |
jengbrecht | 0:563b70517320 | 749 | { |
sgodinez | 19:38794784e009 | 750 | if(io == NULL) { |
sgodinez | 19:38794784e009 | 751 | printf("[ERROR] MTSBufferedIO not set\r\n"); |
sgodinez | 19:38794784e009 | 752 | return ""; |
sgodinez | 19:38794784e009 | 753 | } |
sgodinez | 17:2d7c4ea7491b | 754 | if(socketOpened) { |
jengbrecht | 82:5aa75004e553 | 755 | printf("[ERROR] socket is open. Can not send AT commands\r\n"); |
sgodinez | 17:2d7c4ea7491b | 756 | return ""; |
sgodinez | 17:2d7c4ea7491b | 757 | } |
sgodinez | 17:2d7c4ea7491b | 758 | |
sgodinez | 19:38794784e009 | 759 | io->rxClear(); |
sgodinez | 19:38794784e009 | 760 | io->txClear(); |
sgodinez | 8:3fe68d6130a8 | 761 | std::string result; |
jengbrecht | 82:5aa75004e553 | 762 | |
sgodinez | 68:c490e4a51778 | 763 | //Attempt to write command |
sgodinez | 68:c490e4a51778 | 764 | if(io->write(command.data(), command.size(), timeoutMillis) != command.size()) { |
sgodinez | 68:c490e4a51778 | 765 | //Failed to write command |
sgodinez | 68:c490e4a51778 | 766 | printf("[ERROR] failed to send command to radio within %d milliseconds\r\n", timeoutMillis); |
sgodinez | 68:c490e4a51778 | 767 | return ""; |
sgodinez | 68:c490e4a51778 | 768 | } |
jengbrecht | 82:5aa75004e553 | 769 | |
sgodinez | 68:c490e4a51778 | 770 | //Send Escape Character |
sgodinez | 71:82205735732b | 771 | if (esc != 0x00) { |
sgodinez | 71:82205735732b | 772 | if(io->write(esc, timeoutMillis) != 1) { |
sgodinez | 71:82205735732b | 773 | printf("[ERROR] failed to send '%c' to radio within %d milliseconds\r\n", esc, timeoutMillis); |
sgodinez | 68:c490e4a51778 | 774 | return ""; |
sgodinez | 68:c490e4a51778 | 775 | } |
sgodinez | 68:c490e4a51778 | 776 | } |
sgodinez | 68:c490e4a51778 | 777 | |
jengbrecht | 0:563b70517320 | 778 | int timer = 0; |
sgodinez | 68:c490e4a51778 | 779 | size_t previous = 0; |
sgodinez | 8:3fe68d6130a8 | 780 | char tmp[256]; |
sgodinez | 8:3fe68d6130a8 | 781 | tmp[255] = 0; |
sgodinez | 13:0af863114629 | 782 | bool started = !echoMode; |
sgodinez | 13:0af863114629 | 783 | bool done = false; |
sgodinez | 8:3fe68d6130a8 | 784 | do { |
jengbrecht | 0:563b70517320 | 785 | wait(.1); |
jengbrecht | 0:563b70517320 | 786 | timer = timer + 100; |
sgodinez | 68:c490e4a51778 | 787 | previous = result.size(); |
sgodinez | 19:38794784e009 | 788 | int size = io->read(tmp,255); //1 less than allocated |
sgodinez | 8:3fe68d6130a8 | 789 | if(size > 0) { |
sgodinez | 8:3fe68d6130a8 | 790 | result.append(tmp, size); |
sgodinez | 8:3fe68d6130a8 | 791 | } |
jengbrecht | 82:5aa75004e553 | 792 | |
sgodinez | 13:0af863114629 | 793 | if(!started) { |
sgodinez | 13:0af863114629 | 794 | //In Echo Mode (Command will have echo'd + 2 characters for \r\n) |
sgodinez | 13:0af863114629 | 795 | if(result.size() > command.size() + 2) { |
sgodinez | 13:0af863114629 | 796 | started = true; |
sgodinez | 13:0af863114629 | 797 | } |
sgodinez | 13:0af863114629 | 798 | } else { |
sgodinez | 68:c490e4a51778 | 799 | done = (result.size() == previous); |
sgodinez | 13:0af863114629 | 800 | } |
sgodinez | 13:0af863114629 | 801 | if(timer >= timeoutMillis) { |
sgodinez | 17:2d7c4ea7491b | 802 | printf("[WARNING] sendCommand timed out after %d milliseconds\r\n", timeoutMillis); |
sgodinez | 13:0af863114629 | 803 | done = true; |
sgodinez | 13:0af863114629 | 804 | } |
sgodinez | 13:0af863114629 | 805 | } while (!done); |
jengbrecht | 82:5aa75004e553 | 806 | |
sgodinez | 8:3fe68d6130a8 | 807 | return result; |
jengbrecht | 0:563b70517320 | 808 | } |
jengbrecht | 0:563b70517320 | 809 | |
jengbrecht | 56:e5e5351f14b3 | 810 | std::string Cellular::getRegistrationNames(Registration registration) |
jengbrecht | 56:e5e5351f14b3 | 811 | { |
jengbrecht | 56:e5e5351f14b3 | 812 | switch(registration) { |
jengbrecht | 56:e5e5351f14b3 | 813 | case NOT_REGISTERED: |
jengbrecht | 56:e5e5351f14b3 | 814 | return "NOT_REGISTERED"; |
jengbrecht | 56:e5e5351f14b3 | 815 | case REGISTERED: |
jengbrecht | 56:e5e5351f14b3 | 816 | return "REGISTERED"; |
jengbrecht | 56:e5e5351f14b3 | 817 | case SEARCHING: |
jengbrecht | 56:e5e5351f14b3 | 818 | return "SEARCHING"; |
jengbrecht | 56:e5e5351f14b3 | 819 | case DENIED: |
jengbrecht | 56:e5e5351f14b3 | 820 | return "DENIED"; |
jengbrecht | 56:e5e5351f14b3 | 821 | case UNKNOWN: |
jengbrecht | 56:e5e5351f14b3 | 822 | return "UNKNOWN"; |
jengbrecht | 56:e5e5351f14b3 | 823 | case ROAMING: |
jengbrecht | 56:e5e5351f14b3 | 824 | return "ROAMING"; |
jengbrecht | 56:e5e5351f14b3 | 825 | default: |
jengbrecht | 56:e5e5351f14b3 | 826 | return "UNKNOWN ENUM"; |
jengbrecht | 56:e5e5351f14b3 | 827 | } |
jengbrecht | 56:e5e5351f14b3 | 828 | } |