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@43:3cacf019ed7d, 2013-12-19 (annotated)
- Committer:
- sgodinez
- Date:
- Thu Dec 19 21:27:25 2013 +0000
- Revision:
- 43:3cacf019ed7d
- Parent:
- 40:14342c4de476
- Parent:
- 41:81d035fb0b6a
- Child:
- 48:dad1e780cb1c
- Child:
- 56:e5e5351f14b3
fixed merge conflict: setDns
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
jengbrecht | 0:563b70517320 | 1 | #ifndef CELLULAR_CPP |
jengbrecht | 0:563b70517320 | 2 | #define CELLULAR_CPP |
jengbrecht | 0:563b70517320 | 3 | |
jengbrecht | 0:563b70517320 | 4 | #include "Cellular.h" |
sgodinez | 4:6561c9128c6f | 5 | #include "MTSText.h" |
sgodinez | 19:38794784e009 | 6 | #include "MTSSerial.h" |
jengbrecht | 0:563b70517320 | 7 | |
mfiore | 39:6e94520a3217 | 8 | using namespace mts; |
mfiore | 39:6e94520a3217 | 9 | |
sgodinez | 19:38794784e009 | 10 | Cellular* Cellular::instance = NULL; |
sgodinez | 19:38794784e009 | 11 | |
sgodinez | 19:38794784e009 | 12 | Cellular* Cellular::getInstance() { |
sgodinez | 19:38794784e009 | 13 | if(instance == NULL) { |
sgodinez | 19:38794784e009 | 14 | instance = new Cellular(NULL); |
sgodinez | 19:38794784e009 | 15 | } |
sgodinez | 19:38794784e009 | 16 | return instance; |
sgodinez | 19:38794784e009 | 17 | } |
sgodinez | 19:38794784e009 | 18 | |
sgodinez | 19:38794784e009 | 19 | |
sgodinez | 19:38794784e009 | 20 | Cellular* Cellular::getInstance(MTSBufferedIO* io) { |
sgodinez | 19:38794784e009 | 21 | if(instance == NULL) { |
sgodinez | 19:38794784e009 | 22 | instance = new Cellular(io); |
sgodinez | 41:81d035fb0b6a | 23 | } else { |
sgodinez | 41:81d035fb0b6a | 24 | instance->io = io; |
sgodinez | 19:38794784e009 | 25 | } |
sgodinez | 19:38794784e009 | 26 | return instance; |
sgodinez | 19:38794784e009 | 27 | } |
sgodinez | 19:38794784e009 | 28 | |
sgodinez | 19:38794784e009 | 29 | Cellular::Cellular(MTSBufferedIO* io) |
sgodinez | 11:134435d8a2d5 | 30 | : io(io) |
sgodinez | 13:0af863114629 | 31 | , echoMode(true) |
sgodinez | 11:134435d8a2d5 | 32 | , pppConnected(false) |
sgodinez | 11:134435d8a2d5 | 33 | , mode(TCP) |
sgodinez | 11:134435d8a2d5 | 34 | , socketOpened(false) |
sgodinez | 41:81d035fb0b6a | 35 | , socketCloseable(true) |
sgodinez | 11:134435d8a2d5 | 36 | , local_port(0) |
sgodinez | 11:134435d8a2d5 | 37 | , host_port(0) |
jengbrecht | 0:563b70517320 | 38 | { |
mfiore | 29:7408b1bdad37 | 39 | // the radio's DCD signal is mapped to PTA4 |
mfiore | 29:7408b1bdad37 | 40 | // the radio will raise and lower this line |
mfiore | 29:7408b1bdad37 | 41 | dcd = new DigitalIn(PTA4); |
mfiore | 29:7408b1bdad37 | 42 | // the DTR line to the radio is mapped PTC9 |
mfiore | 29:7408b1bdad37 | 43 | // this line should be lowered when we want to talk to the radio and raised when we're done |
mfiore | 29:7408b1bdad37 | 44 | // for now we will lower it in the constructor and raise it in the destructor |
mfiore | 29:7408b1bdad37 | 45 | dtr = new DigitalOut(PTC9); |
mfiore | 29:7408b1bdad37 | 46 | dtr->write(0); |
jengbrecht | 0:563b70517320 | 47 | } |
jengbrecht | 0:563b70517320 | 48 | |
jengbrecht | 0:563b70517320 | 49 | Cellular::~Cellular() |
jengbrecht | 0:563b70517320 | 50 | { |
mfiore | 29:7408b1bdad37 | 51 | dtr->write(1); |
jengbrecht | 0:563b70517320 | 52 | } |
jengbrecht | 0:563b70517320 | 53 | |
sgodinez | 11:134435d8a2d5 | 54 | bool Cellular::connect() { |
sgodinez | 13:0af863114629 | 55 | //Check if socket is open |
sgodinez | 13:0af863114629 | 56 | if(socketOpened) { |
sgodinez | 13:0af863114629 | 57 | return true; |
sgodinez | 13:0af863114629 | 58 | } |
sgodinez | 13:0af863114629 | 59 | |
sgodinez | 11:134435d8a2d5 | 60 | //Run Test first to validate a good state |
sgodinez | 13:0af863114629 | 61 | if(isConnected()) { |
sgodinez | 13:0af863114629 | 62 | return true; |
sgodinez | 13:0af863114629 | 63 | } |
sgodinez | 13:0af863114629 | 64 | |
sgodinez | 11:134435d8a2d5 | 65 | //Check RSSI: AT+CSQ |
sgodinez | 13:0af863114629 | 66 | int rssi = getSignalStrength(); |
sgodinez | 17:2d7c4ea7491b | 67 | printf("[DEBUG] Signal strength: %d\r\n", rssi); |
sgodinez | 13:0af863114629 | 68 | |
sgodinez | 11:134435d8a2d5 | 69 | //Check Registration: AT+CREG? == 0,1 |
sgodinez | 13:0af863114629 | 70 | Registration registration = getRegistration(); |
sgodinez | 13:0af863114629 | 71 | if(registration != REGISTERED) { |
sgodinez | 17:2d7c4ea7491b | 72 | printf("[WARNING] Not Registered [%d]\r\n", (int)registration); |
sgodinez | 13:0af863114629 | 73 | } |
sgodinez | 11:134435d8a2d5 | 74 | |
sgodinez | 11:134435d8a2d5 | 75 | //AT#CONNECTIONSTART: Make a PPP connection |
sgodinez | 17:2d7c4ea7491b | 76 | printf("[DEBUG] Making PPP Connection Attempt. APN[%s]\r\n", apn.c_str()); |
sgodinez | 13:0af863114629 | 77 | std::string pppResult = sendCommand("AT#CONNECTIONSTART", 120000); |
sgodinez | 17:2d7c4ea7491b | 78 | std::vector<std::string> parts = Text::split(pppResult, "\r\n"); |
sgodinez | 13:0af863114629 | 79 | |
sgodinez | 17:2d7c4ea7491b | 80 | //printf("[DEBUG] PPP CONNECT RESULT [%s]\r\n", pppResult.c_str()); |
sgodinez | 17:2d7c4ea7491b | 81 | // for(uint32_t i = 0; i < parts.size(); i++) { |
sgodinez | 17:2d7c4ea7491b | 82 | // printf("[%d] [%s]\r\n", i, parts[i].c_str()); |
sgodinez | 17:2d7c4ea7491b | 83 | // } |
sgodinez | 13:0af863114629 | 84 | |
sgodinez | 13:0af863114629 | 85 | if(pppResult.find("Ok_Info_GprsActivation") != std::string::npos) { |
sgodinez | 13:0af863114629 | 86 | if(parts.size() >= 2) { |
sgodinez | 13:0af863114629 | 87 | local_address = parts[1]; |
sgodinez | 13:0af863114629 | 88 | } |
sgodinez | 17:2d7c4ea7491b | 89 | printf("[INFO] PPP Connection Established: IP[%s]\r\n", local_address.c_str()); |
sgodinez | 13:0af863114629 | 90 | pppConnected = true; |
sgodinez | 13:0af863114629 | 91 | |
sgodinez | 13:0af863114629 | 92 | } else { |
sgodinez | 13:0af863114629 | 93 | pppConnected = false; |
sgodinez | 13:0af863114629 | 94 | } |
sgodinez | 11:134435d8a2d5 | 95 | |
sgodinez | 13:0af863114629 | 96 | return pppConnected; |
sgodinez | 11:134435d8a2d5 | 97 | } |
sgodinez | 11:134435d8a2d5 | 98 | |
sgodinez | 11:134435d8a2d5 | 99 | void Cellular::disconnect() { |
sgodinez | 17:2d7c4ea7491b | 100 | //AT#CONNECTIONSTOP: Close a PPP connection |
sgodinez | 17:2d7c4ea7491b | 101 | printf("[DEBUG] Closing PPP Connection\r\n"); |
sgodinez | 11:134435d8a2d5 | 102 | |
sgodinez | 17:2d7c4ea7491b | 103 | if(socketOpened) { |
sgodinez | 17:2d7c4ea7491b | 104 | close(); |
sgodinez | 17:2d7c4ea7491b | 105 | } |
sgodinez | 17:2d7c4ea7491b | 106 | |
sgodinez | 17:2d7c4ea7491b | 107 | Code code = sendBasicCommand("AT#CONNECTIONSTOP", 10000); |
mfiore | 39:6e94520a3217 | 108 | if(code == CELL_OK) { |
sgodinez | 17:2d7c4ea7491b | 109 | printf("[DEBUG] Successfully closed PPP Connection\r\n"); |
sgodinez | 17:2d7c4ea7491b | 110 | } else { |
sgodinez | 17:2d7c4ea7491b | 111 | printf("[ERROR] Closing PPP Connection [%d]. Continuing ...\r\n", (int)code); |
sgodinez | 17:2d7c4ea7491b | 112 | } |
sgodinez | 17:2d7c4ea7491b | 113 | |
sgodinez | 17:2d7c4ea7491b | 114 | pppConnected = false; |
sgodinez | 11:134435d8a2d5 | 115 | } |
sgodinez | 11:134435d8a2d5 | 116 | |
sgodinez | 11:134435d8a2d5 | 117 | bool Cellular::isConnected() { |
sgodinez | 11:134435d8a2d5 | 118 | //1) Check if APN was set |
sgodinez | 11:134435d8a2d5 | 119 | if(apn.size() == 0) { |
sgodinez | 17:2d7c4ea7491b | 120 | printf("[DEBUG] APN is not set\r\n"); |
sgodinez | 11:134435d8a2d5 | 121 | return false; |
sgodinez | 11:134435d8a2d5 | 122 | } |
sgodinez | 11:134435d8a2d5 | 123 | |
sgodinez | 11:134435d8a2d5 | 124 | //1) Check that we do not have a live connection up |
sgodinez | 11:134435d8a2d5 | 125 | if(socketOpened) { |
sgodinez | 17:2d7c4ea7491b | 126 | printf("[DEBUG] Socket is opened\r\n"); |
sgodinez | 11:134435d8a2d5 | 127 | return true; |
sgodinez | 11:134435d8a2d5 | 128 | } |
sgodinez | 11:134435d8a2d5 | 129 | //2) Query the radio |
sgodinez | 11:134435d8a2d5 | 130 | pppConnected = false; |
sgodinez | 11:134435d8a2d5 | 131 | std::string result = sendCommand("AT#VSTATE", 1000); |
sgodinez | 11:134435d8a2d5 | 132 | if(result.find("CONNECTED") != std::string::npos) { |
sgodinez | 11:134435d8a2d5 | 133 | pppConnected = true; |
sgodinez | 11:134435d8a2d5 | 134 | } |
sgodinez | 11:134435d8a2d5 | 135 | |
sgodinez | 11:134435d8a2d5 | 136 | return pppConnected; |
sgodinez | 11:134435d8a2d5 | 137 | } |
sgodinez | 11:134435d8a2d5 | 138 | |
sgodinez | 11:134435d8a2d5 | 139 | bool Cellular::bind(unsigned int port) { |
sgodinez | 11:134435d8a2d5 | 140 | return false; |
sgodinez | 11:134435d8a2d5 | 141 | } |
sgodinez | 11:134435d8a2d5 | 142 | |
sgodinez | 11:134435d8a2d5 | 143 | bool Cellular::open(const std::string& address, unsigned int port, Mode mode) { |
sgodinez | 17:2d7c4ea7491b | 144 | char buffer[256] = {0}; |
sgodinez | 11:134435d8a2d5 | 145 | Code portCode, addressCode; |
sgodinez | 17:2d7c4ea7491b | 146 | printf("[DEBUG] Attempting to Open Socket\r\n"); |
sgodinez | 11:134435d8a2d5 | 147 | |
sgodinez | 11:134435d8a2d5 | 148 | //1) Check that we do not have a live connection up |
sgodinez | 11:134435d8a2d5 | 149 | if(socketOpened) { |
sgodinez | 41:81d035fb0b6a | 150 | //Check that the address, port, and mode match |
sgodinez | 41:81d035fb0b6a | 151 | if(host_address != address || host_port != port || this->mode != mode) { |
sgodinez | 41:81d035fb0b6a | 152 | if(this->mode == TCP) { |
sgodinez | 41:81d035fb0b6a | 153 | printf("[ERROR] TCP socket already opened (%s:%d)\r\n", host_address.c_str(), host_port); |
sgodinez | 41:81d035fb0b6a | 154 | } else { |
sgodinez | 41:81d035fb0b6a | 155 | printf("[ERROR] UDP socket already opened (%s:%d)\r\n", host_address.c_str(), host_port); |
sgodinez | 41:81d035fb0b6a | 156 | } |
sgodinez | 41:81d035fb0b6a | 157 | return false; |
sgodinez | 41:81d035fb0b6a | 158 | } |
sgodinez | 41:81d035fb0b6a | 159 | |
sgodinez | 17:2d7c4ea7491b | 160 | printf("[DEBUG] Socket already opened\r\n"); |
sgodinez | 11:134435d8a2d5 | 161 | return true; |
sgodinez | 11:134435d8a2d5 | 162 | } |
sgodinez | 11:134435d8a2d5 | 163 | |
sgodinez | 11:134435d8a2d5 | 164 | //2) Check PPP connection |
sgodinez | 11:134435d8a2d5 | 165 | if(!isConnected()) { |
sgodinez | 17:2d7c4ea7491b | 166 | printf("[ERROR] PPP not established. Attempting to connect\r\n"); |
sgodinez | 11:134435d8a2d5 | 167 | if(!connect()) { |
sgodinez | 17:2d7c4ea7491b | 168 | printf("[ERROR] PPP connection failed\r\n"); |
sgodinez | 11:134435d8a2d5 | 169 | return false; |
sgodinez | 11:134435d8a2d5 | 170 | } else { |
sgodinez | 17:2d7c4ea7491b | 171 | printf("[DEBUG] PPP connection established\r\n"); |
sgodinez | 11:134435d8a2d5 | 172 | } |
sgodinez | 11:134435d8a2d5 | 173 | } |
sgodinez | 11:134435d8a2d5 | 174 | |
sgodinez | 17:2d7c4ea7491b | 175 | ////Setup IP Connection |
sgodinez | 11:134435d8a2d5 | 176 | if(mode == TCP) { |
sgodinez | 17:2d7c4ea7491b | 177 | if(socketCloseable) { |
sgodinez | 17:2d7c4ea7491b | 178 | Code code = sendBasicCommand("AT#DLEMODE=1,0", 1000); |
mfiore | 39:6e94520a3217 | 179 | if(code != CELL_OK) { |
sgodinez | 17:2d7c4ea7491b | 180 | printf("[WARNING] Unable to set socket closeable [%d]\r\n", (int) code); |
sgodinez | 17:2d7c4ea7491b | 181 | } |
sgodinez | 17:2d7c4ea7491b | 182 | } |
sgodinez | 17:2d7c4ea7491b | 183 | sprintf(buffer, "AT#TCPPORT=1,%d", port); |
sgodinez | 17:2d7c4ea7491b | 184 | portCode = sendBasicCommand(buffer, 1000); |
sgodinez | 17:2d7c4ea7491b | 185 | addressCode = sendBasicCommand("AT#TCPSERV=1,\"" + address + "\"", 1000); |
sgodinez | 11:134435d8a2d5 | 186 | } else { |
sgodinez | 17:2d7c4ea7491b | 187 | if(socketCloseable) { |
sgodinez | 17:2d7c4ea7491b | 188 | Code code = sendBasicCommand("AT#UDPDLEMODE=1", 1000); |
mfiore | 39:6e94520a3217 | 189 | if(code != CELL_OK) { |
sgodinez | 17:2d7c4ea7491b | 190 | printf("[WARNING] Unable to set socket closeable [%d]\r\n", (int) code); |
sgodinez | 17:2d7c4ea7491b | 191 | } |
sgodinez | 17:2d7c4ea7491b | 192 | } |
sgodinez | 17:2d7c4ea7491b | 193 | sprintf(buffer, "AT#UDPPORT=1,%d", port); |
sgodinez | 17:2d7c4ea7491b | 194 | portCode = sendBasicCommand(buffer, 1000); |
sgodinez | 17:2d7c4ea7491b | 195 | addressCode = sendBasicCommand("AT#UDPSERV=1,\"" + address + "\"", 1000); |
sgodinez | 11:134435d8a2d5 | 196 | } |
sgodinez | 11:134435d8a2d5 | 197 | |
mfiore | 39:6e94520a3217 | 198 | if(portCode == CELL_OK) { |
sgodinez | 11:134435d8a2d5 | 199 | host_port = port; |
sgodinez | 11:134435d8a2d5 | 200 | } else { |
sgodinez | 17:2d7c4ea7491b | 201 | printf("[ERROR] Host port could not be set\r\n"); |
sgodinez | 11:134435d8a2d5 | 202 | } |
sgodinez | 11:134435d8a2d5 | 203 | |
mfiore | 39:6e94520a3217 | 204 | if(addressCode == CELL_OK) { |
sgodinez | 11:134435d8a2d5 | 205 | host_address = address; |
sgodinez | 11:134435d8a2d5 | 206 | } else { |
sgodinez | 17:2d7c4ea7491b | 207 | printf("[ERROR] Host address could not be set\r\n"); |
sgodinez | 11:134435d8a2d5 | 208 | } |
sgodinez | 11:134435d8a2d5 | 209 | |
sgodinez | 13:0af863114629 | 210 | // Try and Connect |
sgodinez | 13:0af863114629 | 211 | string response = sendCommand("AT#OTCP=1", 30000); |
sgodinez | 13:0af863114629 | 212 | if (response.find("Ok_Info_WaitingForData") != string::npos) { |
sgodinez | 17:2d7c4ea7491b | 213 | printf("[INFO] Opened TCP Socket [%s:%d]\r\n", address.c_str(), port); |
sgodinez | 13:0af863114629 | 214 | socketOpened = true; |
sgodinez | 13:0af863114629 | 215 | } else { |
sgodinez | 17:2d7c4ea7491b | 216 | printf("[WARNING] Unable to open TCP Socket [%s:%d]\r\n", address.c_str(), port); |
sgodinez | 13:0af863114629 | 217 | socketOpened = false; |
sgodinez | 13:0af863114629 | 218 | } |
sgodinez | 11:134435d8a2d5 | 219 | |
sgodinez | 13:0af863114629 | 220 | return socketOpened; |
sgodinez | 11:134435d8a2d5 | 221 | } |
sgodinez | 11:134435d8a2d5 | 222 | |
sgodinez | 11:134435d8a2d5 | 223 | bool Cellular::isOpen() { |
sgodinez | 17:2d7c4ea7491b | 224 | return socketOpened; |
sgodinez | 11:134435d8a2d5 | 225 | } |
sgodinez | 11:134435d8a2d5 | 226 | |
sgodinez | 17:2d7c4ea7491b | 227 | bool Cellular::close() { |
sgodinez | 35:f28acb1be52d | 228 | if(io == NULL) { |
sgodinez | 35:f28acb1be52d | 229 | printf("[ERROR] MTSBufferedIO not set\r\n"); |
sgodinez | 17:2d7c4ea7491b | 230 | return false; |
sgodinez | 13:0af863114629 | 231 | } |
sgodinez | 35:f28acb1be52d | 232 | |
sgodinez | 35:f28acb1be52d | 233 | if(!socketOpened) { |
sgodinez | 35:f28acb1be52d | 234 | printf("[WARNING] Socket close() called, but socket was not open\r\n"); |
sgodinez | 35:f28acb1be52d | 235 | return true; |
sgodinez | 35:f28acb1be52d | 236 | } |
sgodinez | 35:f28acb1be52d | 237 | |
sgodinez | 17:2d7c4ea7491b | 238 | if(!socketCloseable) { |
sgodinez | 17:2d7c4ea7491b | 239 | printf("[ERROR] Socket is not closeable\r\n"); |
sgodinez | 17:2d7c4ea7491b | 240 | return false; |
sgodinez | 17:2d7c4ea7491b | 241 | } |
sgodinez | 17:2d7c4ea7491b | 242 | |
sgodinez | 35:f28acb1be52d | 243 | Timer tmr; |
sgodinez | 35:f28acb1be52d | 244 | int timeout = 1000; |
sgodinez | 35:f28acb1be52d | 245 | int written = 0; |
sgodinez | 35:f28acb1be52d | 246 | tmr.start(); |
sgodinez | 35:f28acb1be52d | 247 | do { |
sgodinez | 35:f28acb1be52d | 248 | written = io->write(ETX); |
sgodinez | 35:f28acb1be52d | 249 | if(written < 0) { |
sgodinez | 35:f28acb1be52d | 250 | printf("[ERROR] Failed to write to MTSBufferedIO\r\n"); |
sgodinez | 35:f28acb1be52d | 251 | return false; |
sgodinez | 35:f28acb1be52d | 252 | } |
sgodinez | 35:f28acb1be52d | 253 | wait(0.05); |
sgodinez | 35:f28acb1be52d | 254 | } while(tmr.read_ms() <= timeout && written != 1); |
sgodinez | 35:f28acb1be52d | 255 | |
sgodinez | 35:f28acb1be52d | 256 | if(written != 1) { |
sgodinez | 35:f28acb1be52d | 257 | printf("[ERROR] Timed out attempting to close socket\r\n"); |
sgodinez | 17:2d7c4ea7491b | 258 | return false; |
sgodinez | 13:0af863114629 | 259 | } |
sgodinez | 35:f28acb1be52d | 260 | |
sgodinez | 17:2d7c4ea7491b | 261 | socketOpened = false; |
sgodinez | 17:2d7c4ea7491b | 262 | return true; |
sgodinez | 11:134435d8a2d5 | 263 | } |
sgodinez | 11:134435d8a2d5 | 264 | |
sgodinez | 11:134435d8a2d5 | 265 | int Cellular::read(char* data, int max, int timeout) { |
sgodinez | 19:38794784e009 | 266 | if(io == NULL) { |
sgodinez | 19:38794784e009 | 267 | printf("[ERROR] MTSBufferedIO not set\r\n"); |
sgodinez | 19:38794784e009 | 268 | return -1; |
sgodinez | 19:38794784e009 | 269 | } |
sgodinez | 19:38794784e009 | 270 | |
sgodinez | 17:2d7c4ea7491b | 271 | if(!socketOpened) { |
sgodinez | 17:2d7c4ea7491b | 272 | printf("[ERROR] Socket is not open\r\n"); |
sgodinez | 17:2d7c4ea7491b | 273 | return -1; |
sgodinez | 17:2d7c4ea7491b | 274 | } |
sgodinez | 17:2d7c4ea7491b | 275 | int bytesRead = 0; |
sgodinez | 32:629e6b1c8e22 | 276 | |
sgodinez | 17:2d7c4ea7491b | 277 | if(timeout >= 0) { |
sgodinez | 17:2d7c4ea7491b | 278 | Timer tmr; |
sgodinez | 17:2d7c4ea7491b | 279 | tmr.start(); |
sgodinez | 35:f28acb1be52d | 280 | do { |
sgodinez | 32:629e6b1c8e22 | 281 | int available = io->readable(); |
sgodinez | 32:629e6b1c8e22 | 282 | if (available > 0) { |
sgodinez | 32:629e6b1c8e22 | 283 | int size = MIN(available, max - bytesRead); |
sgodinez | 32:629e6b1c8e22 | 284 | bytesRead += io->read(&data[bytesRead], size); |
sgodinez | 17:2d7c4ea7491b | 285 | } else { |
sgodinez | 17:2d7c4ea7491b | 286 | wait(0.05); |
sgodinez | 17:2d7c4ea7491b | 287 | } |
sgodinez | 35:f28acb1be52d | 288 | } while (tmr.read_ms() <= timeout && bytesRead < max); |
sgodinez | 17:2d7c4ea7491b | 289 | } else { |
sgodinez | 19:38794784e009 | 290 | bytesRead = io->read(data, max); |
sgodinez | 17:2d7c4ea7491b | 291 | } |
sgodinez | 17:2d7c4ea7491b | 292 | |
sgodinez | 32:629e6b1c8e22 | 293 | if(bytesRead > 0 && socketCloseable) { |
sgodinez | 32:629e6b1c8e22 | 294 | //Remove escape characters |
sgodinez | 32:629e6b1c8e22 | 295 | int index = 0; |
sgodinez | 32:629e6b1c8e22 | 296 | bool escapeFlag = false; |
sgodinez | 32:629e6b1c8e22 | 297 | for(int i = 0; i < bytesRead; i++) { |
sgodinez | 32:629e6b1c8e22 | 298 | if(data[i] == DLE || data[i] == ETX) { |
sgodinez | 32:629e6b1c8e22 | 299 | if(escapeFlag == true) { |
sgodinez | 32:629e6b1c8e22 | 300 | //This character has been escaped |
sgodinez | 32:629e6b1c8e22 | 301 | escapeFlag = false; |
sgodinez | 32:629e6b1c8e22 | 302 | } else if(data[bytesRead] == DLE) { |
sgodinez | 32:629e6b1c8e22 | 303 | //Found escape character |
sgodinez | 32:629e6b1c8e22 | 304 | escapeFlag = true; |
sgodinez | 32:629e6b1c8e22 | 305 | continue; |
sgodinez | 32:629e6b1c8e22 | 306 | } else { |
sgodinez | 32:629e6b1c8e22 | 307 | //ETX sent without escape -> Socket closed |
sgodinez | 32:629e6b1c8e22 | 308 | printf("[INFO] Read ETX character without DLE escape. Socket closed\r\n"); |
sgodinez | 32:629e6b1c8e22 | 309 | socketOpened = false; |
sgodinez | 32:629e6b1c8e22 | 310 | continue; |
sgodinez | 32:629e6b1c8e22 | 311 | } |
sgodinez | 32:629e6b1c8e22 | 312 | } |
sgodinez | 32:629e6b1c8e22 | 313 | |
sgodinez | 32:629e6b1c8e22 | 314 | if(index != i) { |
sgodinez | 32:629e6b1c8e22 | 315 | data[index] = data[i]; |
sgodinez | 32:629e6b1c8e22 | 316 | } |
sgodinez | 32:629e6b1c8e22 | 317 | index++; |
sgodinez | 32:629e6b1c8e22 | 318 | } |
sgodinez | 32:629e6b1c8e22 | 319 | bytesRead = index; |
sgodinez | 32:629e6b1c8e22 | 320 | } |
sgodinez | 32:629e6b1c8e22 | 321 | |
sgodinez | 32:629e6b1c8e22 | 322 | printf("[DEBUG] Scanning received data for socket closed message\r\n"); |
sgodinez | 32:629e6b1c8e22 | 323 | //Scan for socket closed message |
sgodinez | 32:629e6b1c8e22 | 324 | for(size_t i = 0; i < bytesRead; i++) { |
sgodinez | 32:629e6b1c8e22 | 325 | if(data[i] == 'O') { |
sgodinez | 32:629e6b1c8e22 | 326 | if(strstr(&data[i], "Ok_Info_SocketClosed")) { |
sgodinez | 32:629e6b1c8e22 | 327 | printf("[INFO] Found socket closed message. Socket closed\r\n"); |
sgodinez | 32:629e6b1c8e22 | 328 | //Close socket and Cut Off End of Message |
sgodinez | 32:629e6b1c8e22 | 329 | socketOpened = false; |
sgodinez | 32:629e6b1c8e22 | 330 | data[i] = '\0'; |
sgodinez | 32:629e6b1c8e22 | 331 | bytesRead = i; |
sgodinez | 32:629e6b1c8e22 | 332 | break; |
sgodinez | 32:629e6b1c8e22 | 333 | } |
sgodinez | 32:629e6b1c8e22 | 334 | } |
sgodinez | 32:629e6b1c8e22 | 335 | } |
sgodinez | 17:2d7c4ea7491b | 336 | return bytesRead; |
sgodinez | 11:134435d8a2d5 | 337 | } |
sgodinez | 11:134435d8a2d5 | 338 | |
sgodinez | 41:81d035fb0b6a | 339 | int Cellular::write(const char* data, int length, int timeout) { |
sgodinez | 19:38794784e009 | 340 | if(io == NULL) { |
sgodinez | 19:38794784e009 | 341 | printf("[ERROR] MTSBufferedIO not set\r\n"); |
sgodinez | 19:38794784e009 | 342 | return -1; |
sgodinez | 19:38794784e009 | 343 | } |
sgodinez | 19:38794784e009 | 344 | |
sgodinez | 17:2d7c4ea7491b | 345 | if(!socketOpened) { |
sgodinez | 17:2d7c4ea7491b | 346 | printf("[ERROR] Socket is not open\r\n"); |
sgodinez | 17:2d7c4ea7491b | 347 | return -1; |
sgodinez | 17:2d7c4ea7491b | 348 | } |
sgodinez | 17:2d7c4ea7491b | 349 | |
sgodinez | 35:f28acb1be52d | 350 | //In order to avoid allocating another buffer, capture indices of |
sgodinez | 35:f28acb1be52d | 351 | //characters to escape during write |
sgodinez | 35:f28acb1be52d | 352 | int specialWritten = 0; |
sgodinez | 35:f28acb1be52d | 353 | std::vector<int> vSpecial; |
sgodinez | 35:f28acb1be52d | 354 | if(socketCloseable) { |
sgodinez | 35:f28acb1be52d | 355 | for(int i = 0; i < length; i++) { |
sgodinez | 35:f28acb1be52d | 356 | if(data[i] == ETX || data[i] == DLE) { |
sgodinez | 35:f28acb1be52d | 357 | //Push back index of special characters |
sgodinez | 35:f28acb1be52d | 358 | vSpecial.push_back(i); |
sgodinez | 35:f28acb1be52d | 359 | } |
sgodinez | 35:f28acb1be52d | 360 | } |
sgodinez | 35:f28acb1be52d | 361 | } |
sgodinez | 35:f28acb1be52d | 362 | |
sgodinez | 17:2d7c4ea7491b | 363 | int bytesWritten = 0; |
sgodinez | 17:2d7c4ea7491b | 364 | if(timeout >= 0) { |
sgodinez | 17:2d7c4ea7491b | 365 | Timer tmr; |
sgodinez | 17:2d7c4ea7491b | 366 | tmr.start(); |
sgodinez | 35:f28acb1be52d | 367 | do { |
sgodinez | 35:f28acb1be52d | 368 | int capacity = io->writeable(); |
sgodinez | 35:f28acb1be52d | 369 | if (capacity > 0) { |
sgodinez | 35:f28acb1be52d | 370 | if(specialWritten < vSpecial.size()) { |
sgodinez | 35:f28acb1be52d | 371 | //Check if current index is at a special character |
sgodinez | 35:f28acb1be52d | 372 | if(bytesWritten == vSpecial[specialWritten]) { |
sgodinez | 35:f28acb1be52d | 373 | if(capacity < 2) { |
sgodinez | 35:f28acb1be52d | 374 | //Requires at least two bytes of space |
sgodinez | 35:f28acb1be52d | 375 | wait(0.05); |
sgodinez | 35:f28acb1be52d | 376 | continue; |
sgodinez | 35:f28acb1be52d | 377 | } |
sgodinez | 35:f28acb1be52d | 378 | //Ready to write special character |
sgodinez | 35:f28acb1be52d | 379 | if(io->write(DLE)) { |
sgodinez | 35:f28acb1be52d | 380 | specialWritten++; |
sgodinez | 35:f28acb1be52d | 381 | if(io->write(data[bytesWritten])) { |
sgodinez | 35:f28acb1be52d | 382 | bytesWritten++; |
sgodinez | 35:f28acb1be52d | 383 | } |
sgodinez | 35:f28acb1be52d | 384 | } else { |
sgodinez | 35:f28acb1be52d | 385 | //Unable to write escape character, try again next round |
sgodinez | 35:f28acb1be52d | 386 | wait(0.05); |
sgodinez | 35:f28acb1be52d | 387 | } |
sgodinez | 35:f28acb1be52d | 388 | } else { |
sgodinez | 35:f28acb1be52d | 389 | //We want to write all the way up to the next special character |
sgodinez | 35:f28acb1be52d | 390 | int relativeIndex = vSpecial[specialWritten] - bytesWritten; |
sgodinez | 35:f28acb1be52d | 391 | int size = MIN(capacity, relativeIndex); |
sgodinez | 35:f28acb1be52d | 392 | bytesWritten += io->write(&data[bytesWritten], size); |
sgodinez | 35:f28acb1be52d | 393 | } |
sgodinez | 35:f28acb1be52d | 394 | } else { |
sgodinez | 35:f28acb1be52d | 395 | int size = MIN(capacity, length - bytesWritten); |
sgodinez | 35:f28acb1be52d | 396 | bytesWritten += io->write(&data[bytesWritten], size); |
sgodinez | 17:2d7c4ea7491b | 397 | } |
sgodinez | 17:2d7c4ea7491b | 398 | } else { |
sgodinez | 35:f28acb1be52d | 399 | wait(0.05); |
sgodinez | 35:f28acb1be52d | 400 | } |
sgodinez | 35:f28acb1be52d | 401 | } while (tmr.read_ms() <= timeout && bytesWritten < length); |
sgodinez | 35:f28acb1be52d | 402 | } else { |
sgodinez | 35:f28acb1be52d | 403 | for(int i = 0; i < vSpecial.size(); i++) { |
sgodinez | 35:f28acb1be52d | 404 | //Write up to the special character, then write the special character |
sgodinez | 35:f28acb1be52d | 405 | int size = vSpecial[i] - bytesWritten; |
sgodinez | 35:f28acb1be52d | 406 | int currentWritten = io->write(&data[bytesWritten], size); |
sgodinez | 35:f28acb1be52d | 407 | bytesWritten += currentWritten; |
sgodinez | 35:f28acb1be52d | 408 | if(currentWritten != size) { |
sgodinez | 35:f28acb1be52d | 409 | //Failed to write up to the special character. |
sgodinez | 35:f28acb1be52d | 410 | return bytesWritten; |
sgodinez | 35:f28acb1be52d | 411 | } |
sgodinez | 35:f28acb1be52d | 412 | if(io->write(DLE) && io->write(data[bytesWritten])) { |
sgodinez | 35:f28acb1be52d | 413 | bytesWritten++; |
sgodinez | 35:f28acb1be52d | 414 | } else { |
sgodinez | 35:f28acb1be52d | 415 | //Failed to write the special character. |
sgodinez | 35:f28acb1be52d | 416 | return bytesWritten; |
sgodinez | 17:2d7c4ea7491b | 417 | } |
sgodinez | 17:2d7c4ea7491b | 418 | } |
sgodinez | 35:f28acb1be52d | 419 | |
sgodinez | 35:f28acb1be52d | 420 | bytesWritten = io->write(&data[bytesWritten], length - bytesWritten); |
sgodinez | 17:2d7c4ea7491b | 421 | } |
sgodinez | 17:2d7c4ea7491b | 422 | |
sgodinez | 17:2d7c4ea7491b | 423 | return bytesWritten; |
sgodinez | 11:134435d8a2d5 | 424 | } |
sgodinez | 11:134435d8a2d5 | 425 | |
sgodinez | 11:134435d8a2d5 | 426 | unsigned int Cellular::readable() { |
sgodinez | 19:38794784e009 | 427 | if(io == NULL) { |
sgodinez | 19:38794784e009 | 428 | printf("[ERROR] MTSBufferedIO not set\r\n"); |
sgodinez | 19:38794784e009 | 429 | return 0; |
sgodinez | 19:38794784e009 | 430 | } |
sgodinez | 17:2d7c4ea7491b | 431 | if(!socketOpened) { |
sgodinez | 17:2d7c4ea7491b | 432 | printf("[ERROR] Socket is not open\r\n"); |
sgodinez | 17:2d7c4ea7491b | 433 | return 0; |
sgodinez | 17:2d7c4ea7491b | 434 | } |
sgodinez | 19:38794784e009 | 435 | return io->readable(); |
sgodinez | 11:134435d8a2d5 | 436 | } |
sgodinez | 11:134435d8a2d5 | 437 | |
sgodinez | 11:134435d8a2d5 | 438 | unsigned int Cellular::writeable() { |
sgodinez | 19:38794784e009 | 439 | if(io == NULL) { |
sgodinez | 19:38794784e009 | 440 | printf("[ERROR] MTSBufferedIO not set\r\n"); |
sgodinez | 19:38794784e009 | 441 | return 0; |
sgodinez | 19:38794784e009 | 442 | } |
sgodinez | 17:2d7c4ea7491b | 443 | if(!socketOpened) { |
sgodinez | 17:2d7c4ea7491b | 444 | printf("[ERROR] Socket is not open\r\n"); |
sgodinez | 17:2d7c4ea7491b | 445 | return 0; |
sgodinez | 17:2d7c4ea7491b | 446 | } |
sgodinez | 17:2d7c4ea7491b | 447 | |
sgodinez | 19:38794784e009 | 448 | return io->writeable(); |
sgodinez | 11:134435d8a2d5 | 449 | } |
sgodinez | 11:134435d8a2d5 | 450 | |
sgodinez | 11:134435d8a2d5 | 451 | void Cellular::reset() { |
mfiore | 29:7408b1bdad37 | 452 | disconnect(); |
mfiore | 29:7408b1bdad37 | 453 | Code code = sendBasicCommand("AT#RESET=0", 10000); |
mfiore | 39:6e94520a3217 | 454 | if(code != CELL_OK) { |
mfiore | 29:7408b1bdad37 | 455 | printf("[ERROR] Socket Modem did not accept RESET command\n\r"); |
mfiore | 29:7408b1bdad37 | 456 | } else { |
mfiore | 29:7408b1bdad37 | 457 | printf("[WARNING] Socket Modem is resetting, allow 30 seconds for it to come back\n\r"); |
mfiore | 29:7408b1bdad37 | 458 | } |
sgodinez | 11:134435d8a2d5 | 459 | } |
sgodinez | 11:134435d8a2d5 | 460 | |
sgodinez | 11:134435d8a2d5 | 461 | Cellular::Code Cellular::test() |
jengbrecht | 0:563b70517320 | 462 | { |
sgodinez | 11:134435d8a2d5 | 463 | Code code = sendBasicCommand("AT", 1000); |
sgodinez | 11:134435d8a2d5 | 464 | |
mfiore | 39:6e94520a3217 | 465 | if(code != CELL_OK) { |
sgodinez | 11:134435d8a2d5 | 466 | printf("[Error] Failed basic AT command"); |
sgodinez | 11:134435d8a2d5 | 467 | return code; |
sgodinez | 11:134435d8a2d5 | 468 | } |
sgodinez | 11:134435d8a2d5 | 469 | |
sgodinez | 11:134435d8a2d5 | 470 | //AT#VSTATE != "CHECKING" |
sgodinez | 11:134435d8a2d5 | 471 | |
sgodinez | 11:134435d8a2d5 | 472 | //AT#GPRSMODE == |
mfiore | 39:6e94520a3217 | 473 | return CELL_OK; |
jengbrecht | 0:563b70517320 | 474 | } |
jengbrecht | 0:563b70517320 | 475 | |
mfiore | 29:7408b1bdad37 | 476 | Cellular::Code Cellular::echo(bool state) |
jengbrecht | 0:563b70517320 | 477 | { |
sgodinez | 13:0af863114629 | 478 | Code code; |
jengbrecht | 0:563b70517320 | 479 | if (state) { |
sgodinez | 13:0af863114629 | 480 | code = sendBasicCommand("ATE0", 1000); |
mfiore | 39:6e94520a3217 | 481 | echoMode = (code == CELL_OK) ? false : echoMode; |
jengbrecht | 0:563b70517320 | 482 | } else { |
sgodinez | 13:0af863114629 | 483 | code = sendBasicCommand("ATE1", 1000); |
mfiore | 39:6e94520a3217 | 484 | echoMode = (code == CELL_OK) ? true : echoMode; |
jengbrecht | 0:563b70517320 | 485 | } |
sgodinez | 13:0af863114629 | 486 | return code; |
jengbrecht | 0:563b70517320 | 487 | } |
jengbrecht | 0:563b70517320 | 488 | |
jengbrecht | 0:563b70517320 | 489 | int Cellular::getSignalStrength() |
jengbrecht | 0:563b70517320 | 490 | { |
jengbrecht | 0:563b70517320 | 491 | string response = sendCommand("AT+CSQ", 1000); |
jengbrecht | 0:563b70517320 | 492 | if (response.find("OK") == string::npos) { |
jengbrecht | 0:563b70517320 | 493 | return -1; |
jengbrecht | 0:563b70517320 | 494 | } |
jengbrecht | 0:563b70517320 | 495 | int start = response.find(':'); |
jengbrecht | 0:563b70517320 | 496 | int stop = response.find(',', start); |
jengbrecht | 0:563b70517320 | 497 | string signal = response.substr(start + 2, stop - start - 2); |
jengbrecht | 0:563b70517320 | 498 | int value; |
jengbrecht | 0:563b70517320 | 499 | sscanf(signal.c_str(), "%d", &value); |
jengbrecht | 0:563b70517320 | 500 | return value; |
jengbrecht | 0:563b70517320 | 501 | } |
jengbrecht | 0:563b70517320 | 502 | |
sgodinez | 5:93e889a5abc6 | 503 | std::string Cellular::getPhoneNumber() { |
sgodinez | 5:93e889a5abc6 | 504 | return "unknown"; |
sgodinez | 5:93e889a5abc6 | 505 | } |
sgodinez | 5:93e889a5abc6 | 506 | |
jengbrecht | 0:563b70517320 | 507 | Cellular::Registration Cellular::getRegistration() |
jengbrecht | 0:563b70517320 | 508 | { |
jengbrecht | 0:563b70517320 | 509 | string response = sendCommand("AT+CREG?", 1000); |
jengbrecht | 0:563b70517320 | 510 | if (response.find("OK") == string::npos) { |
jengbrecht | 0:563b70517320 | 511 | return UNKNOWN; |
jengbrecht | 0:563b70517320 | 512 | } |
jengbrecht | 0:563b70517320 | 513 | int start = response.find(','); |
jengbrecht | 0:563b70517320 | 514 | int stop = response.find(' ', start); |
jengbrecht | 0:563b70517320 | 515 | string regStat = response.substr(start + 1, stop - start - 1); |
jengbrecht | 0:563b70517320 | 516 | int value; |
jengbrecht | 0:563b70517320 | 517 | sscanf(regStat.c_str(), "%d", &value); |
jengbrecht | 0:563b70517320 | 518 | switch (value) { |
jengbrecht | 0:563b70517320 | 519 | case 0: |
jengbrecht | 0:563b70517320 | 520 | return NOT_REGISTERED; |
jengbrecht | 0:563b70517320 | 521 | case 1: |
jengbrecht | 0:563b70517320 | 522 | return REGISTERED; |
jengbrecht | 0:563b70517320 | 523 | case 2: |
jengbrecht | 0:563b70517320 | 524 | return SEARCHING; |
jengbrecht | 0:563b70517320 | 525 | case 3: |
jengbrecht | 0:563b70517320 | 526 | return DENIED; |
jengbrecht | 0:563b70517320 | 527 | case 4: |
jengbrecht | 0:563b70517320 | 528 | return UNKNOWN; |
jengbrecht | 0:563b70517320 | 529 | case 5: |
jengbrecht | 0:563b70517320 | 530 | return ROAMING; |
jengbrecht | 0:563b70517320 | 531 | } |
sgodinez | 4:6561c9128c6f | 532 | return UNKNOWN; |
jengbrecht | 0:563b70517320 | 533 | } |
jengbrecht | 0:563b70517320 | 534 | |
jengbrecht | 0:563b70517320 | 535 | Cellular::Code Cellular::sendBasicCommand(string command, int timeoutMillis, ESC_CHAR esc) |
jengbrecht | 0:563b70517320 | 536 | { |
sgodinez | 17:2d7c4ea7491b | 537 | if(socketOpened) { |
sgodinez | 17:2d7c4ea7491b | 538 | printf("[ERROR] socket is open. Can not send AT commands\r\n"); |
mfiore | 39:6e94520a3217 | 539 | return CELL_ERROR; |
sgodinez | 17:2d7c4ea7491b | 540 | } |
sgodinez | 17:2d7c4ea7491b | 541 | |
jengbrecht | 0:563b70517320 | 542 | string response = sendCommand(command, timeoutMillis, esc); |
jengbrecht | 0:563b70517320 | 543 | if (response.size() == 0) { |
mfiore | 39:6e94520a3217 | 544 | return CELL_NO_RESPONSE; |
jengbrecht | 0:563b70517320 | 545 | } else if (response.find("OK") != string::npos) { |
mfiore | 39:6e94520a3217 | 546 | return CELL_OK; |
jengbrecht | 0:563b70517320 | 547 | } else if (response.find("ERROR") != string::npos) { |
mfiore | 39:6e94520a3217 | 548 | return CELL_ERROR; |
jengbrecht | 0:563b70517320 | 549 | } else { |
mfiore | 39:6e94520a3217 | 550 | return CELL_FAILURE; |
jengbrecht | 0:563b70517320 | 551 | } |
jengbrecht | 0:563b70517320 | 552 | } |
jengbrecht | 0:563b70517320 | 553 | |
sgodinez | 11:134435d8a2d5 | 554 | Cellular::Code Cellular::setApn(const std::string& apn) { |
sgodinez | 11:134435d8a2d5 | 555 | Code code = sendBasicCommand("AT#APNSERV=\"" + apn + "\"", 1000); |
mfiore | 39:6e94520a3217 | 556 | if (code != CELL_OK) { |
sgodinez | 11:134435d8a2d5 | 557 | return code; |
sgodinez | 11:134435d8a2d5 | 558 | } |
sgodinez | 11:134435d8a2d5 | 559 | this->apn = apn; |
sgodinez | 11:134435d8a2d5 | 560 | return code; |
sgodinez | 11:134435d8a2d5 | 561 | } |
sgodinez | 11:134435d8a2d5 | 562 | |
sgodinez | 43:3cacf019ed7d | 563 | |
sgodinez | 41:81d035fb0b6a | 564 | Cellular::Code Cellular::setDns(const std::string& primary, const std::string& secondary) { |
sgodinez | 41:81d035fb0b6a | 565 | return sendBasicCommand("AT#DNS=1," + primary + "," + secondary, 1000); |
sgodinez | 11:134435d8a2d5 | 566 | } |
sgodinez | 11:134435d8a2d5 | 567 | |
jengbrecht | 23:bc6f98a1eb22 | 568 | bool Cellular::ping(const std::string& address) { |
jengbrecht | 23:bc6f98a1eb22 | 569 | char buffer[256] = {0}; |
jengbrecht | 23:bc6f98a1eb22 | 570 | Code code; |
jengbrecht | 23:bc6f98a1eb22 | 571 | |
jengbrecht | 23:bc6f98a1eb22 | 572 | code = sendBasicCommand("AT#PINGREMOTE=\"" + address + "\"", 1000); |
mfiore | 39:6e94520a3217 | 573 | if (code != CELL_OK) { |
jengbrecht | 23:bc6f98a1eb22 | 574 | return false; |
jengbrecht | 23:bc6f98a1eb22 | 575 | } |
jengbrecht | 23:bc6f98a1eb22 | 576 | |
jengbrecht | 23:bc6f98a1eb22 | 577 | sprintf(buffer, "AT#PINGNUM=%d", 1); |
jengbrecht | 23:bc6f98a1eb22 | 578 | code = sendBasicCommand(buffer , 1000); |
mfiore | 39:6e94520a3217 | 579 | if (code != CELL_OK) { |
jengbrecht | 23:bc6f98a1eb22 | 580 | return false; |
jengbrecht | 23:bc6f98a1eb22 | 581 | } |
jengbrecht | 23:bc6f98a1eb22 | 582 | |
jengbrecht | 23:bc6f98a1eb22 | 583 | sprintf(buffer, "AT#PINGDELAY=%d", PINGDELAY); |
jengbrecht | 23:bc6f98a1eb22 | 584 | code = sendBasicCommand(buffer , 1000); |
mfiore | 39:6e94520a3217 | 585 | if (code != CELL_OK) { |
jengbrecht | 23:bc6f98a1eb22 | 586 | return false; |
jengbrecht | 23:bc6f98a1eb22 | 587 | } |
jengbrecht | 23:bc6f98a1eb22 | 588 | |
jengbrecht | 23:bc6f98a1eb22 | 589 | std::string response; |
jengbrecht | 23:bc6f98a1eb22 | 590 | for (int i = 0; i < PINGNUM; i++) { |
jengbrecht | 23:bc6f98a1eb22 | 591 | response = sendCommand("AT#PING", PINGDELAY * 1000); |
jengbrecht | 23:bc6f98a1eb22 | 592 | if (response.find("alive") != std::string::npos) { |
jengbrecht | 23:bc6f98a1eb22 | 593 | return true; |
jengbrecht | 23:bc6f98a1eb22 | 594 | } |
jengbrecht | 23:bc6f98a1eb22 | 595 | } |
jengbrecht | 23:bc6f98a1eb22 | 596 | return false; |
jengbrecht | 23:bc6f98a1eb22 | 597 | } |
jengbrecht | 23:bc6f98a1eb22 | 598 | |
sgodinez | 17:2d7c4ea7491b | 599 | Cellular::Code Cellular::setSocketCloseable(bool enabled) { |
sgodinez | 17:2d7c4ea7491b | 600 | if(socketCloseable == enabled) { |
mfiore | 39:6e94520a3217 | 601 | return CELL_OK; |
sgodinez | 17:2d7c4ea7491b | 602 | } |
sgodinez | 17:2d7c4ea7491b | 603 | |
sgodinez | 17:2d7c4ea7491b | 604 | if(socketOpened) { |
sgodinez | 17:2d7c4ea7491b | 605 | printf("[ERROR] socket is already opened. Can not set closeable\r\n"); |
mfiore | 39:6e94520a3217 | 606 | return CELL_ERROR; |
sgodinez | 17:2d7c4ea7491b | 607 | } |
sgodinez | 17:2d7c4ea7491b | 608 | |
sgodinez | 17:2d7c4ea7491b | 609 | socketCloseable = enabled; |
sgodinez | 17:2d7c4ea7491b | 610 | |
mfiore | 39:6e94520a3217 | 611 | return CELL_OK; |
sgodinez | 17:2d7c4ea7491b | 612 | } |
sgodinez | 17:2d7c4ea7491b | 613 | |
sgodinez | 4:6561c9128c6f | 614 | Cellular::Code Cellular::sendSMS(const Sms& sms) { |
sgodinez | 4:6561c9128c6f | 615 | return sendSMS(sms.phoneNumber, sms.message); |
sgodinez | 4:6561c9128c6f | 616 | } |
sgodinez | 4:6561c9128c6f | 617 | |
sgodinez | 4:6561c9128c6f | 618 | Cellular::Code Cellular::sendSMS(const std::string& phoneNumber, const std::string& message) |
sgodinez | 17:2d7c4ea7491b | 619 | { |
jengbrecht | 0:563b70517320 | 620 | Code code = sendBasicCommand("AT+CMGF=1", 1000); |
mfiore | 39:6e94520a3217 | 621 | if (code != CELL_OK) { |
jengbrecht | 0:563b70517320 | 622 | return code; |
jengbrecht | 0:563b70517320 | 623 | } |
jengbrecht | 0:563b70517320 | 624 | string cmd = "AT+CMGS=\"+"; |
jengbrecht | 0:563b70517320 | 625 | cmd.append(phoneNumber); |
jengbrecht | 0:563b70517320 | 626 | cmd.append("\""); |
jengbrecht | 0:563b70517320 | 627 | string response1 = sendCommand(cmd, 1000); |
jengbrecht | 0:563b70517320 | 628 | if (response1.find('>') == string::npos) { |
mfiore | 39:6e94520a3217 | 629 | return CELL_NO_RESPONSE; |
jengbrecht | 0:563b70517320 | 630 | } |
jengbrecht | 0:563b70517320 | 631 | wait(.2); |
jengbrecht | 0:563b70517320 | 632 | string response2 = sendCommand(message, 4000, CTRL_Z); |
sgodinez | 17:2d7c4ea7491b | 633 | printf("SMS Response: %s\r\n", response2.c_str()); |
jengbrecht | 0:563b70517320 | 634 | if (response2.find("+CMGS:") == string::npos) { |
mfiore | 39:6e94520a3217 | 635 | return CELL_FAILURE; |
jengbrecht | 0:563b70517320 | 636 | } |
mfiore | 39:6e94520a3217 | 637 | return CELL_OK; |
jengbrecht | 0:563b70517320 | 638 | } |
jengbrecht | 0:563b70517320 | 639 | |
sgodinez | 4:6561c9128c6f | 640 | std::vector<Cellular::Sms> Cellular::getReceivedSms() { |
sgodinez | 9:5b12c5a8dde4 | 641 | int smsNumber = 0; |
sgodinez | 4:6561c9128c6f | 642 | std::vector<Sms> vSms; |
sgodinez | 4:6561c9128c6f | 643 | std::string received = sendCommand("AT+CMGL=\"ALL\"", 4000); |
sgodinez | 5:93e889a5abc6 | 644 | size_t pos = received.find("+CMGL: "); |
sgodinez | 4:6561c9128c6f | 645 | |
sgodinez | 5:93e889a5abc6 | 646 | while (pos != std::string::npos) { |
sgodinez | 4:6561c9128c6f | 647 | Cellular::Sms sms; |
sgodinez | 4:6561c9128c6f | 648 | std::string line(Text::getLine(received, pos, pos)); |
sgodinez | 17:2d7c4ea7491b | 649 | //printf("[DEBUG] Top of SMS Parse Loop. LINE[%s]\r\n", line.c_str()); |
sgodinez | 9:5b12c5a8dde4 | 650 | if(line.find("+CMGL: ") == std::string::npos) { |
sgodinez | 4:6561c9128c6f | 651 | continue; |
sgodinez | 4:6561c9128c6f | 652 | } |
sgodinez | 4:6561c9128c6f | 653 | |
sgodinez | 4:6561c9128c6f | 654 | //Start of SMS message |
sgodinez | 4:6561c9128c6f | 655 | std::vector<std::string> vSmsParts = Text::split(line, ','); |
sgodinez | 4:6561c9128c6f | 656 | if(vSmsParts.size() != 6) { |
sgodinez | 17:2d7c4ea7491b | 657 | printf("[WARNING] Expected 6 commas. SMS[%d] DATA[%s]. Continuing ...\r\n", smsNumber, line.c_str()); |
sgodinez | 4:6561c9128c6f | 658 | continue; |
sgodinez | 4:6561c9128c6f | 659 | } |
sgodinez | 4:6561c9128c6f | 660 | |
sgodinez | 4:6561c9128c6f | 661 | sms.phoneNumber = vSmsParts[2]; |
sgodinez | 4:6561c9128c6f | 662 | sms.timestamp = vSmsParts[4] + ", " + vSmsParts[5]; |
sgodinez | 4:6561c9128c6f | 663 | |
sgodinez | 8:3fe68d6130a8 | 664 | if(pos == std::string::npos) { |
sgodinez | 17:2d7c4ea7491b | 665 | printf("[WARNING] Expected SMS body. SMS[%d]. Leaving ...\r\n", smsNumber); |
sgodinez | 8:3fe68d6130a8 | 666 | break; |
sgodinez | 8:3fe68d6130a8 | 667 | } |
sgodinez | 9:5b12c5a8dde4 | 668 | //Check for the start of the next SMS message |
sgodinez | 9:5b12c5a8dde4 | 669 | size_t bodyEnd = received.find("\r\n+CMGL: ", pos); |
sgodinez | 8:3fe68d6130a8 | 670 | if(bodyEnd == std::string::npos) { |
sgodinez | 17:2d7c4ea7491b | 671 | //printf("[DEBUG] Parsing Last SMS. SMS[%d]\r\n", smsNumber); |
sgodinez | 9:5b12c5a8dde4 | 672 | //This must be the last SMS message |
sgodinez | 9:5b12c5a8dde4 | 673 | bodyEnd = received.find("\r\n\r\nOK", pos); |
sgodinez | 8:3fe68d6130a8 | 674 | } |
sgodinez | 9:5b12c5a8dde4 | 675 | |
sgodinez | 9:5b12c5a8dde4 | 676 | //Safety check that we found the boundary of this current SMS message |
sgodinez | 9:5b12c5a8dde4 | 677 | if(bodyEnd != std::string::npos) { |
sgodinez | 9:5b12c5a8dde4 | 678 | sms.message = received.substr(pos, bodyEnd - pos); |
sgodinez | 9:5b12c5a8dde4 | 679 | } else { |
sgodinez | 8:3fe68d6130a8 | 680 | sms.message = received.substr(pos); |
sgodinez | 17:2d7c4ea7491b | 681 | printf("[WARNING] Expected to find end of SMS list. SMS[%d] DATA[%s].\r\n", smsNumber, sms.message.c_str()); |
sgodinez | 8:3fe68d6130a8 | 682 | } |
sgodinez | 5:93e889a5abc6 | 683 | vSms.push_back(sms); |
sgodinez | 4:6561c9128c6f | 684 | pos = bodyEnd; |
sgodinez | 17:2d7c4ea7491b | 685 | //printf("[DEBUG] Parsed SMS[%d]. Starting Next at position [%d]\r\n", smsNumber, pos); |
sgodinez | 9:5b12c5a8dde4 | 686 | smsNumber++; |
sgodinez | 4:6561c9128c6f | 687 | } |
sgodinez | 17:2d7c4ea7491b | 688 | printf("Received %d SMS\r\n", smsNumber); |
sgodinez | 4:6561c9128c6f | 689 | return vSms; |
sgodinez | 4:6561c9128c6f | 690 | } |
sgodinez | 4:6561c9128c6f | 691 | |
sgodinez | 4:6561c9128c6f | 692 | Cellular::Code Cellular::deleteOnlyReceivedReadSms() { |
sgodinez | 4:6561c9128c6f | 693 | return sendBasicCommand("AT+CMGD=1,1", 1000); |
sgodinez | 4:6561c9128c6f | 694 | } |
sgodinez | 4:6561c9128c6f | 695 | |
sgodinez | 4:6561c9128c6f | 696 | Cellular::Code Cellular::deleteAllReceivedSms() { |
sgodinez | 4:6561c9128c6f | 697 | return sendBasicCommand("AT+CMGD=1,4", 1000); |
sgodinez | 4:6561c9128c6f | 698 | } |
sgodinez | 4:6561c9128c6f | 699 | |
sgodinez | 4:6561c9128c6f | 700 | |
jengbrecht | 0:563b70517320 | 701 | string Cellular::sendCommand(string command, int timeoutMillis, ESC_CHAR esc) |
jengbrecht | 0:563b70517320 | 702 | { |
sgodinez | 19:38794784e009 | 703 | if(io == NULL) { |
sgodinez | 19:38794784e009 | 704 | printf("[ERROR] MTSBufferedIO not set\r\n"); |
sgodinez | 19:38794784e009 | 705 | return ""; |
sgodinez | 19:38794784e009 | 706 | } |
sgodinez | 17:2d7c4ea7491b | 707 | if(socketOpened) { |
sgodinez | 17:2d7c4ea7491b | 708 | printf("[ERROR] socket is open. Can not send AT commands\r\n"); |
sgodinez | 17:2d7c4ea7491b | 709 | return ""; |
sgodinez | 17:2d7c4ea7491b | 710 | } |
sgodinez | 17:2d7c4ea7491b | 711 | |
jengbrecht | 0:563b70517320 | 712 | int size = command.size() + 1; |
jengbrecht | 0:563b70517320 | 713 | char cmd[size]; |
jengbrecht | 0:563b70517320 | 714 | strcpy(cmd, command.c_str()); |
jengbrecht | 0:563b70517320 | 715 | if (esc == CR) { |
jengbrecht | 0:563b70517320 | 716 | cmd[size -1] = '\r'; |
jengbrecht | 0:563b70517320 | 717 | } else if (esc == CTRL_Z) { |
jengbrecht | 0:563b70517320 | 718 | cmd[size -1] = 0x1A; |
sgodinez | 13:0af863114629 | 719 | } else if(esc == NONE) { |
sgodinez | 13:0af863114629 | 720 | cmd[size -1] = '\0'; |
jengbrecht | 0:563b70517320 | 721 | } |
jengbrecht | 0:563b70517320 | 722 | |
sgodinez | 19:38794784e009 | 723 | io->rxClear(); |
sgodinez | 19:38794784e009 | 724 | io->txClear(); |
sgodinez | 8:3fe68d6130a8 | 725 | std::string result; |
sgodinez | 19:38794784e009 | 726 | int status = io->write(cmd, size); |
jengbrecht | 36:bb6b293c7495 | 727 | int available = io->readable(); |
jengbrecht | 0:563b70517320 | 728 | int previous = -1; |
jengbrecht | 0:563b70517320 | 729 | int timer = 0; |
sgodinez | 8:3fe68d6130a8 | 730 | char tmp[256]; |
sgodinez | 8:3fe68d6130a8 | 731 | tmp[255] = 0; |
sgodinez | 13:0af863114629 | 732 | bool started = !echoMode; |
sgodinez | 13:0af863114629 | 733 | bool done = false; |
sgodinez | 8:3fe68d6130a8 | 734 | do { |
jengbrecht | 0:563b70517320 | 735 | wait(.1); |
jengbrecht | 0:563b70517320 | 736 | timer = timer + 100; |
jengbrecht | 0:563b70517320 | 737 | previous = available; |
jengbrecht | 38:4739e039421a | 738 | available = io->readable(); |
sgodinez | 8:3fe68d6130a8 | 739 | |
sgodinez | 19:38794784e009 | 740 | int size = io->read(tmp,255); //1 less than allocated |
sgodinez | 8:3fe68d6130a8 | 741 | if(size > 0) { |
sgodinez | 8:3fe68d6130a8 | 742 | result.append(tmp, size); |
sgodinez | 8:3fe68d6130a8 | 743 | } |
sgodinez | 13:0af863114629 | 744 | |
sgodinez | 13:0af863114629 | 745 | if(!started) { |
sgodinez | 13:0af863114629 | 746 | //In Echo Mode (Command will have echo'd + 2 characters for \r\n) |
sgodinez | 13:0af863114629 | 747 | if(result.size() > command.size() + 2) { |
sgodinez | 13:0af863114629 | 748 | started = true; |
sgodinez | 13:0af863114629 | 749 | } |
sgodinez | 13:0af863114629 | 750 | } else { |
sgodinez | 13:0af863114629 | 751 | done = (available == previous); |
sgodinez | 13:0af863114629 | 752 | } |
sgodinez | 13:0af863114629 | 753 | if(timer >= timeoutMillis) { |
sgodinez | 17:2d7c4ea7491b | 754 | printf("[WARNING] sendCommand timed out after %d milliseconds\r\n", timeoutMillis); |
sgodinez | 13:0af863114629 | 755 | done = true; |
sgodinez | 13:0af863114629 | 756 | } |
sgodinez | 13:0af863114629 | 757 | } while (!done); |
sgodinez | 8:3fe68d6130a8 | 758 | |
sgodinez | 8:3fe68d6130a8 | 759 | return result; |
jengbrecht | 0:563b70517320 | 760 | } |
jengbrecht | 0:563b70517320 | 761 | |
jengbrecht | 0:563b70517320 | 762 | #endif /* CELLULAR_CPP */ |