Cellular library for MTS Socket Modem Arduino Shield devices from Multi-Tech Systems
Dependents: mtsas mtsas mtsas mtsas
Cellular/UIP.cpp@9:1a03e3f3e7fe, 2014-05-21 (annotated)
- Committer:
- Mike Fiore
- Date:
- Wed May 21 15:39:35 2014 -0500
- Revision:
- 9:1a03e3f3e7fe
- Parent:
- 8:2d7259d244d1
- Child:
- 10:c188cc05aed5
more restructuring
move configureSignals and pins to Cellular class
add Radio field to Cellular class to hold radio type
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Mike Fiore |
3:04046eebaef5 | 1 | #include "mbed.h" |
Mike Fiore |
3:04046eebaef5 | 2 | #include "UIP.h" |
Mike Fiore |
1:f155d94d6f3a | 3 | #include "MTSText.h" |
Mike Fiore |
4:1f63354b8d1b | 4 | #include "MTSLog.h" |
Mike Fiore |
2:10e72dce251d | 5 | #include "CellUtils.h" |
Mike Fiore |
1:f155d94d6f3a | 6 | |
Mike Fiore |
1:f155d94d6f3a | 7 | using namespace mts; |
Mike Fiore |
1:f155d94d6f3a | 8 | |
Mike Fiore |
3:04046eebaef5 | 9 | UIP::UIP() |
Mike Fiore |
1:f155d94d6f3a | 10 | { |
Mike Fiore |
3:04046eebaef5 | 11 | io = NULL; |
Mike Fiore |
9:1a03e3f3e7fe | 12 | dcd = NULL; |
Mike Fiore |
9:1a03e3f3e7fe | 13 | dtr = NULL; |
Mike Fiore |
9:1a03e3f3e7fe | 14 | resetLine = NULL; |
Mike Fiore |
3:04046eebaef5 | 15 | echoMode = true; |
Mike Fiore |
3:04046eebaef5 | 16 | pppConnected = false; |
Mike Fiore |
3:04046eebaef5 | 17 | mode = TCP; |
Mike Fiore |
3:04046eebaef5 | 18 | socketOpened = false; |
Mike Fiore |
3:04046eebaef5 | 19 | socketCloseable = true; |
Mike Fiore |
3:04046eebaef5 | 20 | local_port = 0; |
Mike Fiore |
3:04046eebaef5 | 21 | local_address = ""; |
Mike Fiore |
3:04046eebaef5 | 22 | host_port = 0; |
Mike Fiore |
1:f155d94d6f3a | 23 | } |
Mike Fiore |
1:f155d94d6f3a | 24 | |
Mike Fiore |
3:04046eebaef5 | 25 | UIP::~UIP() |
Mike Fiore |
1:f155d94d6f3a | 26 | { |
Mike Fiore |
1:f155d94d6f3a | 27 | if (dtr != NULL) { |
Mike Fiore |
1:f155d94d6f3a | 28 | dtr->write(1); |
Mike Fiore |
1:f155d94d6f3a | 29 | } |
Mike Fiore |
1:f155d94d6f3a | 30 | |
Mike Fiore |
1:f155d94d6f3a | 31 | delete dcd; |
Mike Fiore |
1:f155d94d6f3a | 32 | delete dtr; |
Mike Fiore |
1:f155d94d6f3a | 33 | delete resetLine; |
Mike Fiore |
1:f155d94d6f3a | 34 | } |
Mike Fiore |
1:f155d94d6f3a | 35 | |
Mike Fiore |
3:04046eebaef5 | 36 | bool UIP::init(MTSBufferedIO* io) |
Mike Fiore |
1:f155d94d6f3a | 37 | { |
Mike Fiore |
8:2d7259d244d1 | 38 | if (! Cellular::init(io)) { |
Mike Fiore |
1:f155d94d6f3a | 39 | return false; |
Mike Fiore |
1:f155d94d6f3a | 40 | } |
Mike Fiore |
1:f155d94d6f3a | 41 | |
Mike Fiore |
1:f155d94d6f3a | 42 | // Reset radio to make sure it's in a good state and wait for it to come back |
Mike Fiore |
1:f155d94d6f3a | 43 | reset(); |
Mike Fiore |
1:f155d94d6f3a | 44 | test(); |
Mike Fiore |
1:f155d94d6f3a | 45 | |
Mike Fiore |
8:2d7259d244d1 | 46 | return true; |
Mike Fiore |
1:f155d94d6f3a | 47 | } |
Mike Fiore |
1:f155d94d6f3a | 48 | |
Mike Fiore |
3:04046eebaef5 | 49 | bool UIP::connect() |
Mike Fiore |
1:f155d94d6f3a | 50 | { |
Mike Fiore |
1:f155d94d6f3a | 51 | //Check if socket is open |
Mike Fiore |
1:f155d94d6f3a | 52 | if(socketOpened) { |
Mike Fiore |
1:f155d94d6f3a | 53 | return true; |
Mike Fiore |
1:f155d94d6f3a | 54 | } |
Mike Fiore |
1:f155d94d6f3a | 55 | |
Mike Fiore |
1:f155d94d6f3a | 56 | //Check if already connected |
Mike Fiore |
1:f155d94d6f3a | 57 | if(isConnected()) { |
Mike Fiore |
1:f155d94d6f3a | 58 | return true; |
Mike Fiore |
1:f155d94d6f3a | 59 | } |
Mike Fiore |
1:f155d94d6f3a | 60 | |
Mike Fiore |
1:f155d94d6f3a | 61 | Timer tmr; |
Mike Fiore |
1:f155d94d6f3a | 62 | |
Mike Fiore |
1:f155d94d6f3a | 63 | //Check Registration: AT+CREG? == 0,1 |
Mike Fiore |
1:f155d94d6f3a | 64 | tmr.start(); |
Mike Fiore |
1:f155d94d6f3a | 65 | do { |
Mike Fiore |
1:f155d94d6f3a | 66 | Registration registration = getRegistration(); |
Mike Fiore |
1:f155d94d6f3a | 67 | if(registration != REGISTERED) { |
Mike Fiore |
4:1f63354b8d1b | 68 | logWarning("Not Registered [%d] ... waiting", (int)registration); |
Mike Fiore |
1:f155d94d6f3a | 69 | wait(1); |
Mike Fiore |
1:f155d94d6f3a | 70 | } else { |
Mike Fiore |
1:f155d94d6f3a | 71 | break; |
Mike Fiore |
1:f155d94d6f3a | 72 | } |
Mike Fiore |
1:f155d94d6f3a | 73 | } while(tmr.read() < 30); |
Mike Fiore |
1:f155d94d6f3a | 74 | |
Mike Fiore |
1:f155d94d6f3a | 75 | //Check RSSI: AT+CSQ |
Mike Fiore |
1:f155d94d6f3a | 76 | tmr.reset(); |
Mike Fiore |
1:f155d94d6f3a | 77 | do { |
Mike Fiore |
1:f155d94d6f3a | 78 | int rssi = getSignalStrength(); |
Mike Fiore |
4:1f63354b8d1b | 79 | logDebug("Signal strength: %d", rssi); |
Mike Fiore |
1:f155d94d6f3a | 80 | if(rssi == 99) { |
Mike Fiore |
4:1f63354b8d1b | 81 | logWarning("No Signal ... waiting"); |
Mike Fiore |
1:f155d94d6f3a | 82 | wait(1); |
Mike Fiore |
1:f155d94d6f3a | 83 | } else { |
Mike Fiore |
1:f155d94d6f3a | 84 | break; |
Mike Fiore |
1:f155d94d6f3a | 85 | } |
Mike Fiore |
1:f155d94d6f3a | 86 | } while(tmr.read() < 30); |
Mike Fiore |
1:f155d94d6f3a | 87 | |
Mike Fiore |
1:f155d94d6f3a | 88 | //AT#CONNECTIONSTART: Make a PPP connection |
Mike Fiore |
4:1f63354b8d1b | 89 | logDebug("Making PPP Connection Attempt. APN[%s]", apn.c_str()); |
Mike Fiore |
1:f155d94d6f3a | 90 | std::string pppResult = sendCommand("AT#CONNECTIONSTART", 120000); |
Mike Fiore |
1:f155d94d6f3a | 91 | std::vector<std::string> parts = Text::split(pppResult, "\r\n"); |
Mike Fiore |
1:f155d94d6f3a | 92 | |
Mike Fiore |
1:f155d94d6f3a | 93 | if(pppResult.find("Ok_Info_GprsActivation") != std::string::npos) { |
Mike Fiore |
1:f155d94d6f3a | 94 | if(parts.size() >= 2) { |
Mike Fiore |
1:f155d94d6f3a | 95 | local_address = parts[1]; |
Mike Fiore |
1:f155d94d6f3a | 96 | } |
Mike Fiore |
4:1f63354b8d1b | 97 | logInfo("PPP Connection Established: IP[%s]", local_address.c_str()); |
Mike Fiore |
1:f155d94d6f3a | 98 | pppConnected = true; |
Mike Fiore |
1:f155d94d6f3a | 99 | |
Mike Fiore |
1:f155d94d6f3a | 100 | } else { |
Mike Fiore |
1:f155d94d6f3a | 101 | pppConnected = false; |
Mike Fiore |
1:f155d94d6f3a | 102 | } |
Mike Fiore |
1:f155d94d6f3a | 103 | |
Mike Fiore |
1:f155d94d6f3a | 104 | return pppConnected; |
Mike Fiore |
1:f155d94d6f3a | 105 | } |
Mike Fiore |
1:f155d94d6f3a | 106 | |
Mike Fiore |
3:04046eebaef5 | 107 | void UIP::disconnect() |
Mike Fiore |
1:f155d94d6f3a | 108 | { |
Mike Fiore |
1:f155d94d6f3a | 109 | //AT#CONNECTIONSTOP: Close a PPP connection |
Mike Fiore |
4:1f63354b8d1b | 110 | logDebug("Closing PPP Connection"); |
Mike Fiore |
1:f155d94d6f3a | 111 | |
Mike Fiore |
1:f155d94d6f3a | 112 | if(socketOpened) { |
Mike Fiore |
1:f155d94d6f3a | 113 | close(); |
Mike Fiore |
1:f155d94d6f3a | 114 | } |
Mike Fiore |
1:f155d94d6f3a | 115 | |
Mike Fiore |
1:f155d94d6f3a | 116 | Code code = sendBasicCommand("AT#CONNECTIONSTOP", 10000); |
Mike Fiore |
1:f155d94d6f3a | 117 | if(code == SUCCESS) { |
Mike Fiore |
4:1f63354b8d1b | 118 | logDebug("Successfully closed PPP Connection"); |
Mike Fiore |
1:f155d94d6f3a | 119 | } else { |
Mike Fiore |
4:1f63354b8d1b | 120 | logError("Closing PPP Connection [%d]. Continuing ...", (int)code); |
Mike Fiore |
1:f155d94d6f3a | 121 | } |
Mike Fiore |
1:f155d94d6f3a | 122 | |
Mike Fiore |
1:f155d94d6f3a | 123 | pppConnected = false; |
Mike Fiore |
1:f155d94d6f3a | 124 | } |
Mike Fiore |
1:f155d94d6f3a | 125 | |
Mike Fiore |
3:04046eebaef5 | 126 | bool UIP::isConnected() |
Mike Fiore |
1:f155d94d6f3a | 127 | { |
Mike Fiore |
1:f155d94d6f3a | 128 | //1) Check if APN was set |
Mike Fiore |
1:f155d94d6f3a | 129 | if(apn.size() == 0) { |
Mike Fiore |
4:1f63354b8d1b | 130 | logDebug("APN is not set"); |
Mike Fiore |
1:f155d94d6f3a | 131 | return false; |
Mike Fiore |
1:f155d94d6f3a | 132 | } |
Mike Fiore |
1:f155d94d6f3a | 133 | |
Mike Fiore |
1:f155d94d6f3a | 134 | //1) Check that we do not have a live connection up |
Mike Fiore |
1:f155d94d6f3a | 135 | if(socketOpened) { |
Mike Fiore |
4:1f63354b8d1b | 136 | logDebug("Socket is opened"); |
Mike Fiore |
1:f155d94d6f3a | 137 | return true; |
Mike Fiore |
1:f155d94d6f3a | 138 | } |
Mike Fiore |
1:f155d94d6f3a | 139 | //2) Query the radio |
Mike Fiore |
1:f155d94d6f3a | 140 | std::string result = sendCommand("AT#VSTATE", 3000); |
Mike Fiore |
1:f155d94d6f3a | 141 | if(result.find("CONNECTED") != std::string::npos) { |
Mike Fiore |
1:f155d94d6f3a | 142 | if(pppConnected == false) { |
Mike Fiore |
4:1f63354b8d1b | 143 | logWarning("Internal PPP state tracking differs from radio (DISCONNECTED:CONNECTED)"); |
Mike Fiore |
1:f155d94d6f3a | 144 | } |
Mike Fiore |
1:f155d94d6f3a | 145 | pppConnected = true; |
Mike Fiore |
1:f155d94d6f3a | 146 | } else { |
Mike Fiore |
1:f155d94d6f3a | 147 | if(pppConnected == true) { |
Mike Fiore |
1:f155d94d6f3a | 148 | //Find out what state is |
Mike Fiore |
1:f155d94d6f3a | 149 | size_t pos = result.find("STATE:"); |
Mike Fiore |
1:f155d94d6f3a | 150 | if(pos != std::string::npos) { |
Mike Fiore |
1:f155d94d6f3a | 151 | result = Text::getLine(result, pos + sizeof("STATE:"), pos); |
Mike Fiore |
4:1f63354b8d1b | 152 | logWarning("Internal PPP state tracking differs from radio (CONNECTED:%s)", result.c_str()); |
Mike Fiore |
1:f155d94d6f3a | 153 | } else { |
Mike Fiore |
4:1f63354b8d1b | 154 | logError("Unable to parse radio state: [%s]", result.c_str()); |
Mike Fiore |
1:f155d94d6f3a | 155 | } |
Mike Fiore |
1:f155d94d6f3a | 156 | |
Mike Fiore |
1:f155d94d6f3a | 157 | } |
Mike Fiore |
1:f155d94d6f3a | 158 | pppConnected = false; |
Mike Fiore |
1:f155d94d6f3a | 159 | } |
Mike Fiore |
1:f155d94d6f3a | 160 | |
Mike Fiore |
1:f155d94d6f3a | 161 | return pppConnected; |
Mike Fiore |
1:f155d94d6f3a | 162 | } |
Mike Fiore |
1:f155d94d6f3a | 163 | |
Mike Fiore |
3:04046eebaef5 | 164 | bool UIP::bind(unsigned int port) |
Mike Fiore |
1:f155d94d6f3a | 165 | { |
Mike Fiore |
1:f155d94d6f3a | 166 | if(socketOpened) { |
Mike Fiore |
4:1f63354b8d1b | 167 | logError("socket is open. Can not set local port"); |
Mike Fiore |
1:f155d94d6f3a | 168 | return false; |
Mike Fiore |
1:f155d94d6f3a | 169 | } |
Mike Fiore |
1:f155d94d6f3a | 170 | if(port > 65535) { |
Mike Fiore |
4:1f63354b8d1b | 171 | logError("port out of range (0-65535)"); |
Mike Fiore |
1:f155d94d6f3a | 172 | return false; |
Mike Fiore |
1:f155d94d6f3a | 173 | } |
Mike Fiore |
1:f155d94d6f3a | 174 | local_port = port; |
Mike Fiore |
1:f155d94d6f3a | 175 | return true; |
Mike Fiore |
1:f155d94d6f3a | 176 | } |
Mike Fiore |
1:f155d94d6f3a | 177 | |
Mike Fiore |
3:04046eebaef5 | 178 | bool UIP::open(const std::string& address, unsigned int port, Mode mode) |
Mike Fiore |
1:f155d94d6f3a | 179 | { |
Mike Fiore |
1:f155d94d6f3a | 180 | char buffer[256] = {0}; |
Mike Fiore |
1:f155d94d6f3a | 181 | Code portCode, addressCode; |
Mike Fiore |
1:f155d94d6f3a | 182 | |
Mike Fiore |
1:f155d94d6f3a | 183 | //1) Check that we do not have a live connection up |
Mike Fiore |
1:f155d94d6f3a | 184 | if(socketOpened) { |
Mike Fiore |
1:f155d94d6f3a | 185 | //Check that the address, port, and mode match |
Mike Fiore |
1:f155d94d6f3a | 186 | if(host_address != address || host_port != port || this->mode != mode) { |
Mike Fiore |
1:f155d94d6f3a | 187 | if(this->mode == TCP) { |
Mike Fiore |
4:1f63354b8d1b | 188 | logError("TCP socket already opened [%s:%d]", host_address.c_str(), host_port); |
Mike Fiore |
1:f155d94d6f3a | 189 | } else { |
Mike Fiore |
4:1f63354b8d1b | 190 | logError("UDP socket already opened [%s:%d]", host_address.c_str(), host_port); |
Mike Fiore |
1:f155d94d6f3a | 191 | } |
Mike Fiore |
1:f155d94d6f3a | 192 | return false; |
Mike Fiore |
1:f155d94d6f3a | 193 | } |
Mike Fiore |
1:f155d94d6f3a | 194 | |
Mike Fiore |
4:1f63354b8d1b | 195 | logDebug("Socket already opened"); |
Mike Fiore |
1:f155d94d6f3a | 196 | return true; |
Mike Fiore |
1:f155d94d6f3a | 197 | } |
Mike Fiore |
1:f155d94d6f3a | 198 | |
Mike Fiore |
1:f155d94d6f3a | 199 | //2) Check Parameters |
Mike Fiore |
1:f155d94d6f3a | 200 | if(port > 65535) { |
Mike Fiore |
4:1f63354b8d1b | 201 | logError("port out of range (0-65535)"); |
Mike Fiore |
1:f155d94d6f3a | 202 | return false; |
Mike Fiore |
1:f155d94d6f3a | 203 | } |
Mike Fiore |
1:f155d94d6f3a | 204 | |
Mike Fiore |
1:f155d94d6f3a | 205 | //3) Check PPP connection |
Mike Fiore |
1:f155d94d6f3a | 206 | if(!isConnected()) { |
Mike Fiore |
4:1f63354b8d1b | 207 | logError("PPP not established. Attempting to connect"); |
Mike Fiore |
1:f155d94d6f3a | 208 | if(!connect()) { |
Mike Fiore |
4:1f63354b8d1b | 209 | logError("PPP connection failed"); |
Mike Fiore |
1:f155d94d6f3a | 210 | return false; |
Mike Fiore |
1:f155d94d6f3a | 211 | } else { |
Mike Fiore |
4:1f63354b8d1b | 212 | logDebug("PPP connection established"); |
Mike Fiore |
1:f155d94d6f3a | 213 | } |
Mike Fiore |
1:f155d94d6f3a | 214 | } |
Mike Fiore |
1:f155d94d6f3a | 215 | |
Mike Fiore |
1:f155d94d6f3a | 216 | //Set Local Port |
Mike Fiore |
1:f155d94d6f3a | 217 | if(local_port != 0) { |
Mike Fiore |
1:f155d94d6f3a | 218 | //Attempt to set local port |
Mike Fiore |
1:f155d94d6f3a | 219 | sprintf(buffer, "AT#OUTPORT=%d", local_port); |
Mike Fiore |
1:f155d94d6f3a | 220 | Code code = sendBasicCommand(buffer, 1000); |
Mike Fiore |
1:f155d94d6f3a | 221 | if(code != SUCCESS) { |
Mike Fiore |
4:1f63354b8d1b | 222 | logWarning("Unable to set local port (%d) [%d]", local_port, (int) code); |
Mike Fiore |
1:f155d94d6f3a | 223 | } |
Mike Fiore |
1:f155d94d6f3a | 224 | } |
Mike Fiore |
1:f155d94d6f3a | 225 | |
Mike Fiore |
1:f155d94d6f3a | 226 | //Set TCP/UDP parameters |
Mike Fiore |
1:f155d94d6f3a | 227 | if(mode == TCP) { |
Mike Fiore |
1:f155d94d6f3a | 228 | if(socketCloseable) { |
Mike Fiore |
1:f155d94d6f3a | 229 | Code code = sendBasicCommand("AT#DLEMODE=1,1", 1000); |
Mike Fiore |
1:f155d94d6f3a | 230 | if(code != SUCCESS) { |
Mike Fiore |
4:1f63354b8d1b | 231 | logWarning("Unable to set socket closeable [%d]", (int) code); |
Mike Fiore |
1:f155d94d6f3a | 232 | } |
Mike Fiore |
1:f155d94d6f3a | 233 | } |
Mike Fiore |
1:f155d94d6f3a | 234 | sprintf(buffer, "AT#TCPPORT=1,%d", port); |
Mike Fiore |
1:f155d94d6f3a | 235 | portCode = sendBasicCommand(buffer, 1000); |
Mike Fiore |
1:f155d94d6f3a | 236 | addressCode = sendBasicCommand("AT#TCPSERV=1,\"" + address + "\"", 1000); |
Mike Fiore |
1:f155d94d6f3a | 237 | } else { |
Mike Fiore |
1:f155d94d6f3a | 238 | if(socketCloseable) { |
Mike Fiore |
1:f155d94d6f3a | 239 | Code code = sendBasicCommand("AT#UDPDLEMODE=1", 1000); |
Mike Fiore |
1:f155d94d6f3a | 240 | if(code != SUCCESS) { |
Mike Fiore |
4:1f63354b8d1b | 241 | logWarning("Unable to set socket closeable [%d]", (int) code); |
Mike Fiore |
1:f155d94d6f3a | 242 | } |
Mike Fiore |
1:f155d94d6f3a | 243 | } |
Mike Fiore |
1:f155d94d6f3a | 244 | sprintf(buffer, "AT#UDPPORT=%d", port); |
Mike Fiore |
1:f155d94d6f3a | 245 | portCode = sendBasicCommand(buffer, 1000); |
Mike Fiore |
1:f155d94d6f3a | 246 | addressCode = sendBasicCommand("AT#UDPSERV=\"" + address + "\"", 1000); |
Mike Fiore |
1:f155d94d6f3a | 247 | } |
Mike Fiore |
1:f155d94d6f3a | 248 | |
Mike Fiore |
1:f155d94d6f3a | 249 | if(portCode == SUCCESS) { |
Mike Fiore |
1:f155d94d6f3a | 250 | host_port = port; |
Mike Fiore |
1:f155d94d6f3a | 251 | } else { |
Mike Fiore |
4:1f63354b8d1b | 252 | logError("Host port could not be set"); |
Mike Fiore |
1:f155d94d6f3a | 253 | } |
Mike Fiore |
1:f155d94d6f3a | 254 | |
Mike Fiore |
1:f155d94d6f3a | 255 | if(addressCode == SUCCESS) { |
Mike Fiore |
1:f155d94d6f3a | 256 | host_address = address; |
Mike Fiore |
1:f155d94d6f3a | 257 | } else { |
Mike Fiore |
4:1f63354b8d1b | 258 | logError("Host address could not be set"); |
Mike Fiore |
1:f155d94d6f3a | 259 | } |
Mike Fiore |
1:f155d94d6f3a | 260 | |
Mike Fiore |
1:f155d94d6f3a | 261 | // Try and Connect |
Mike Fiore |
1:f155d94d6f3a | 262 | std::string sMode; |
Mike Fiore |
1:f155d94d6f3a | 263 | std::string sOpenSocketCmd; |
Mike Fiore |
1:f155d94d6f3a | 264 | if(mode == TCP) { |
Mike Fiore |
1:f155d94d6f3a | 265 | sOpenSocketCmd = "AT#OTCP=1"; |
Mike Fiore |
1:f155d94d6f3a | 266 | sMode = "TCP"; |
Mike Fiore |
1:f155d94d6f3a | 267 | } else { |
Mike Fiore |
1:f155d94d6f3a | 268 | sOpenSocketCmd = "AT#OUDP"; |
Mike Fiore |
1:f155d94d6f3a | 269 | sMode = "UDP"; |
Mike Fiore |
1:f155d94d6f3a | 270 | } |
Mike Fiore |
1:f155d94d6f3a | 271 | |
Mike Fiore |
1:f155d94d6f3a | 272 | string response = sendCommand(sOpenSocketCmd, 30000); |
Mike Fiore |
1:f155d94d6f3a | 273 | if (response.find("Ok_Info_WaitingForData") != string::npos) { |
Mike Fiore |
4:1f63354b8d1b | 274 | logInfo("Opened %s Socket [%s:%d]", sMode.c_str(), address.c_str(), port); |
Mike Fiore |
1:f155d94d6f3a | 275 | socketOpened = true; |
Mike Fiore |
1:f155d94d6f3a | 276 | } else { |
Mike Fiore |
4:1f63354b8d1b | 277 | logWarning("Unable to open %s Socket [%s:%d]", sMode.c_str(), address.c_str(), port); |
Mike Fiore |
1:f155d94d6f3a | 278 | socketOpened = false; |
Mike Fiore |
1:f155d94d6f3a | 279 | } |
Mike Fiore |
1:f155d94d6f3a | 280 | |
Mike Fiore |
1:f155d94d6f3a | 281 | return socketOpened; |
Mike Fiore |
1:f155d94d6f3a | 282 | } |
Mike Fiore |
1:f155d94d6f3a | 283 | |
Mike Fiore |
3:04046eebaef5 | 284 | bool UIP::isOpen() |
Mike Fiore |
1:f155d94d6f3a | 285 | { |
Mike Fiore |
1:f155d94d6f3a | 286 | if(io->readable()) { |
Mike Fiore |
4:1f63354b8d1b | 287 | logDebug("Assuming open, data available to read.\n\r"); |
Mike Fiore |
1:f155d94d6f3a | 288 | return true; |
Mike Fiore |
1:f155d94d6f3a | 289 | } |
Mike Fiore |
1:f155d94d6f3a | 290 | return socketOpened; |
Mike Fiore |
1:f155d94d6f3a | 291 | } |
Mike Fiore |
1:f155d94d6f3a | 292 | |
Mike Fiore |
3:04046eebaef5 | 293 | bool UIP::close() |
Mike Fiore |
1:f155d94d6f3a | 294 | { |
Mike Fiore |
1:f155d94d6f3a | 295 | if(io == NULL) { |
Mike Fiore |
4:1f63354b8d1b | 296 | logError("MTSBufferedIO not set"); |
Mike Fiore |
1:f155d94d6f3a | 297 | return false; |
Mike Fiore |
1:f155d94d6f3a | 298 | } |
Mike Fiore |
1:f155d94d6f3a | 299 | |
Mike Fiore |
1:f155d94d6f3a | 300 | if(!socketOpened) { |
Mike Fiore |
4:1f63354b8d1b | 301 | logWarning("Socket close() called, but socket was not open"); |
Mike Fiore |
1:f155d94d6f3a | 302 | return true; |
Mike Fiore |
1:f155d94d6f3a | 303 | } |
Mike Fiore |
1:f155d94d6f3a | 304 | |
Mike Fiore |
1:f155d94d6f3a | 305 | if(!socketCloseable) { |
Mike Fiore |
4:1f63354b8d1b | 306 | logError("Socket is not closeable"); |
Mike Fiore |
1:f155d94d6f3a | 307 | return false; |
Mike Fiore |
1:f155d94d6f3a | 308 | } |
Mike Fiore |
1:f155d94d6f3a | 309 | |
Mike Fiore |
1:f155d94d6f3a | 310 | |
Mike Fiore |
1:f155d94d6f3a | 311 | |
Mike Fiore |
1:f155d94d6f3a | 312 | if(io->write(ETX, 1000) != 1) { |
Mike Fiore |
4:1f63354b8d1b | 313 | logError("Timed out attempting to close socket"); |
Mike Fiore |
1:f155d94d6f3a | 314 | return false; |
Mike Fiore |
1:f155d94d6f3a | 315 | } |
Mike Fiore |
1:f155d94d6f3a | 316 | |
Mike Fiore |
1:f155d94d6f3a | 317 | Timer tmr; |
Mike Fiore |
1:f155d94d6f3a | 318 | int counter = 0; |
Mike Fiore |
1:f155d94d6f3a | 319 | char tmp[256]; |
Mike Fiore |
1:f155d94d6f3a | 320 | tmr.start(); |
Mike Fiore |
1:f155d94d6f3a | 321 | do { |
Mike Fiore |
1:f155d94d6f3a | 322 | if(socketOpened == false) { |
Mike Fiore |
1:f155d94d6f3a | 323 | break; |
Mike Fiore |
1:f155d94d6f3a | 324 | } |
Mike Fiore |
1:f155d94d6f3a | 325 | read(tmp, 256, 1000); |
Mike Fiore |
1:f155d94d6f3a | 326 | } while(counter++ < 10); |
Mike Fiore |
1:f155d94d6f3a | 327 | |
Mike Fiore |
1:f155d94d6f3a | 328 | io->rxClear(); |
Mike Fiore |
1:f155d94d6f3a | 329 | io->txClear(); |
Mike Fiore |
1:f155d94d6f3a | 330 | |
Mike Fiore |
1:f155d94d6f3a | 331 | socketOpened = false; |
Mike Fiore |
1:f155d94d6f3a | 332 | return true; |
Mike Fiore |
1:f155d94d6f3a | 333 | } |
Mike Fiore |
1:f155d94d6f3a | 334 | |
Mike Fiore |
3:04046eebaef5 | 335 | int UIP::read(char* data, int max, int timeout) |
Mike Fiore |
1:f155d94d6f3a | 336 | { |
Mike Fiore |
1:f155d94d6f3a | 337 | if(io == NULL) { |
Mike Fiore |
4:1f63354b8d1b | 338 | logError("MTSBufferedIO not set"); |
Mike Fiore |
1:f155d94d6f3a | 339 | return -1; |
Mike Fiore |
1:f155d94d6f3a | 340 | } |
Mike Fiore |
1:f155d94d6f3a | 341 | |
Mike Fiore |
1:f155d94d6f3a | 342 | //Check that nothing is in the rx buffer |
Mike Fiore |
1:f155d94d6f3a | 343 | if(!socketOpened && !io->readable()) { |
Mike Fiore |
4:1f63354b8d1b | 344 | logError("Socket is not open"); |
Mike Fiore |
1:f155d94d6f3a | 345 | return -1; |
Mike Fiore |
1:f155d94d6f3a | 346 | } |
Mike Fiore |
1:f155d94d6f3a | 347 | |
Mike Fiore |
1:f155d94d6f3a | 348 | int bytesRead = 0; |
Mike Fiore |
1:f155d94d6f3a | 349 | |
Mike Fiore |
1:f155d94d6f3a | 350 | if(timeout >= 0) { |
Mike Fiore |
1:f155d94d6f3a | 351 | bytesRead = io->read(data, max, static_cast<unsigned int>(timeout)); |
Mike Fiore |
1:f155d94d6f3a | 352 | } else { |
Mike Fiore |
1:f155d94d6f3a | 353 | bytesRead = io->read(data, max); |
Mike Fiore |
1:f155d94d6f3a | 354 | } |
Mike Fiore |
1:f155d94d6f3a | 355 | |
Mike Fiore |
1:f155d94d6f3a | 356 | if(bytesRead > 0 && socketCloseable) { |
Mike Fiore |
1:f155d94d6f3a | 357 | //Remove escape characters |
Mike Fiore |
1:f155d94d6f3a | 358 | int index = 0; |
Mike Fiore |
1:f155d94d6f3a | 359 | bool escapeFlag = false; |
Mike Fiore |
1:f155d94d6f3a | 360 | for(int i = 0; i < bytesRead; i++) { |
Mike Fiore |
1:f155d94d6f3a | 361 | if(data[i] == DLE || data[i] == ETX) { |
Mike Fiore |
1:f155d94d6f3a | 362 | if(escapeFlag == true) { |
Mike Fiore |
1:f155d94d6f3a | 363 | //This character has been escaped |
Mike Fiore |
1:f155d94d6f3a | 364 | escapeFlag = false; |
Mike Fiore |
1:f155d94d6f3a | 365 | } else if(data[bytesRead] == DLE) { |
Mike Fiore |
1:f155d94d6f3a | 366 | //Found escape character |
Mike Fiore |
1:f155d94d6f3a | 367 | escapeFlag = true; |
Mike Fiore |
1:f155d94d6f3a | 368 | continue; |
Mike Fiore |
1:f155d94d6f3a | 369 | } else { |
Mike Fiore |
1:f155d94d6f3a | 370 | //ETX sent without escape -> Socket closed |
Mike Fiore |
4:1f63354b8d1b | 371 | logInfo("Read ETX character without DLE escape. Socket closed"); |
Mike Fiore |
1:f155d94d6f3a | 372 | socketOpened = false; |
Mike Fiore |
1:f155d94d6f3a | 373 | continue; |
Mike Fiore |
1:f155d94d6f3a | 374 | } |
Mike Fiore |
1:f155d94d6f3a | 375 | } |
Mike Fiore |
1:f155d94d6f3a | 376 | |
Mike Fiore |
1:f155d94d6f3a | 377 | if(index != i) { |
Mike Fiore |
1:f155d94d6f3a | 378 | data[index] = data[i]; |
Mike Fiore |
1:f155d94d6f3a | 379 | } |
Mike Fiore |
1:f155d94d6f3a | 380 | index++; |
Mike Fiore |
1:f155d94d6f3a | 381 | } |
Mike Fiore |
1:f155d94d6f3a | 382 | bytesRead = index; |
Mike Fiore |
1:f155d94d6f3a | 383 | } |
Mike Fiore |
1:f155d94d6f3a | 384 | |
Mike Fiore |
1:f155d94d6f3a | 385 | //Scan for socket closed message |
Mike Fiore |
1:f155d94d6f3a | 386 | for(size_t i = 0; i < bytesRead; i++) { |
Mike Fiore |
1:f155d94d6f3a | 387 | if(data[i] == 'O') { |
Mike Fiore |
1:f155d94d6f3a | 388 | if(strstr(&data[i], "Ok_Info_SocketClosed")) { |
Mike Fiore |
4:1f63354b8d1b | 389 | logInfo("Found socket closed message. Socket closed"); |
Mike Fiore |
1:f155d94d6f3a | 390 | //Close socket and Cut Off End of Message |
Mike Fiore |
1:f155d94d6f3a | 391 | socketOpened = false; |
Mike Fiore |
1:f155d94d6f3a | 392 | data[i] = '\0'; |
Mike Fiore |
1:f155d94d6f3a | 393 | bytesRead = i; |
Mike Fiore |
1:f155d94d6f3a | 394 | break; |
Mike Fiore |
1:f155d94d6f3a | 395 | } |
Mike Fiore |
1:f155d94d6f3a | 396 | } |
Mike Fiore |
1:f155d94d6f3a | 397 | } |
Mike Fiore |
1:f155d94d6f3a | 398 | return bytesRead; |
Mike Fiore |
1:f155d94d6f3a | 399 | } |
Mike Fiore |
1:f155d94d6f3a | 400 | |
Mike Fiore |
3:04046eebaef5 | 401 | int UIP::write(const char* data, int length, int timeout) |
Mike Fiore |
1:f155d94d6f3a | 402 | { |
Mike Fiore |
1:f155d94d6f3a | 403 | if(io == NULL) { |
Mike Fiore |
4:1f63354b8d1b | 404 | logError("MTSBufferedIO not set"); |
Mike Fiore |
1:f155d94d6f3a | 405 | return -1; |
Mike Fiore |
1:f155d94d6f3a | 406 | } |
Mike Fiore |
1:f155d94d6f3a | 407 | |
Mike Fiore |
1:f155d94d6f3a | 408 | if(!socketOpened) { |
Mike Fiore |
4:1f63354b8d1b | 409 | logError("Socket is not open"); |
Mike Fiore |
1:f155d94d6f3a | 410 | return -1; |
Mike Fiore |
1:f155d94d6f3a | 411 | } |
Mike Fiore |
1:f155d94d6f3a | 412 | |
Mike Fiore |
1:f155d94d6f3a | 413 | //In order to avoid allocating another buffer, capture indices of |
Mike Fiore |
1:f155d94d6f3a | 414 | //characters to escape during write |
Mike Fiore |
1:f155d94d6f3a | 415 | int specialWritten = 0; |
Mike Fiore |
1:f155d94d6f3a | 416 | std::vector<int> vSpecial; |
Mike Fiore |
1:f155d94d6f3a | 417 | if(socketCloseable) { |
Mike Fiore |
1:f155d94d6f3a | 418 | for(int i = 0; i < length; i++) { |
Mike Fiore |
1:f155d94d6f3a | 419 | if(data[i] == ETX || data[i] == DLE) { |
Mike Fiore |
1:f155d94d6f3a | 420 | //Push back index of special characters |
Mike Fiore |
1:f155d94d6f3a | 421 | vSpecial.push_back(i); |
Mike Fiore |
1:f155d94d6f3a | 422 | } |
Mike Fiore |
1:f155d94d6f3a | 423 | } |
Mike Fiore |
1:f155d94d6f3a | 424 | } |
Mike Fiore |
1:f155d94d6f3a | 425 | |
Mike Fiore |
1:f155d94d6f3a | 426 | int bytesWritten = 0; |
Mike Fiore |
1:f155d94d6f3a | 427 | if(timeout >= 0) { |
Mike Fiore |
1:f155d94d6f3a | 428 | Timer tmr; |
Mike Fiore |
1:f155d94d6f3a | 429 | tmr.start(); |
Mike Fiore |
1:f155d94d6f3a | 430 | do { |
Mike Fiore |
1:f155d94d6f3a | 431 | int available = io->writeable(); |
Mike Fiore |
1:f155d94d6f3a | 432 | if (available > 0) { |
Mike Fiore |
1:f155d94d6f3a | 433 | if(specialWritten < vSpecial.size()) { |
Mike Fiore |
1:f155d94d6f3a | 434 | //Check if current index is at a special character |
Mike Fiore |
1:f155d94d6f3a | 435 | if(bytesWritten == vSpecial[specialWritten]) { |
Mike Fiore |
1:f155d94d6f3a | 436 | if(available < 2) { |
Mike Fiore |
1:f155d94d6f3a | 437 | //Requires at least two bytes of space |
Mike Fiore |
1:f155d94d6f3a | 438 | wait(0.05); |
Mike Fiore |
1:f155d94d6f3a | 439 | continue; |
Mike Fiore |
1:f155d94d6f3a | 440 | } |
Mike Fiore |
1:f155d94d6f3a | 441 | //Ready to write special character |
Mike Fiore |
1:f155d94d6f3a | 442 | if(io->write(DLE)) { |
Mike Fiore |
1:f155d94d6f3a | 443 | specialWritten++; |
Mike Fiore |
1:f155d94d6f3a | 444 | if(io->write(data[bytesWritten])) { |
Mike Fiore |
1:f155d94d6f3a | 445 | bytesWritten++; |
Mike Fiore |
1:f155d94d6f3a | 446 | } |
Mike Fiore |
1:f155d94d6f3a | 447 | } else { |
Mike Fiore |
1:f155d94d6f3a | 448 | //Unable to write escape character, try again next round |
Mike Fiore |
1:f155d94d6f3a | 449 | wait(0.05); |
Mike Fiore |
1:f155d94d6f3a | 450 | } |
Mike Fiore |
1:f155d94d6f3a | 451 | } else { |
Mike Fiore |
1:f155d94d6f3a | 452 | //We want to write all the way up to the next special character |
Mike Fiore |
1:f155d94d6f3a | 453 | int relativeIndex = vSpecial[specialWritten] - bytesWritten; |
Mike Fiore |
1:f155d94d6f3a | 454 | int size = MIN(available, relativeIndex); |
Mike Fiore |
1:f155d94d6f3a | 455 | bytesWritten += io->write(&data[bytesWritten], size); |
Mike Fiore |
1:f155d94d6f3a | 456 | } |
Mike Fiore |
1:f155d94d6f3a | 457 | } else { |
Mike Fiore |
1:f155d94d6f3a | 458 | int size = MIN(available, length - bytesWritten); |
Mike Fiore |
1:f155d94d6f3a | 459 | bytesWritten += io->write(&data[bytesWritten], size); |
Mike Fiore |
1:f155d94d6f3a | 460 | } |
Mike Fiore |
1:f155d94d6f3a | 461 | } else { |
Mike Fiore |
1:f155d94d6f3a | 462 | wait(0.05); |
Mike Fiore |
1:f155d94d6f3a | 463 | } |
Mike Fiore |
1:f155d94d6f3a | 464 | } while (tmr.read_ms() <= timeout && bytesWritten < length); |
Mike Fiore |
1:f155d94d6f3a | 465 | } else { |
Mike Fiore |
1:f155d94d6f3a | 466 | for(int i = 0; i < vSpecial.size(); i++) { |
Mike Fiore |
1:f155d94d6f3a | 467 | //Write up to the special character, then write the special character |
Mike Fiore |
1:f155d94d6f3a | 468 | int size = vSpecial[i] - bytesWritten; |
Mike Fiore |
1:f155d94d6f3a | 469 | int currentWritten = io->write(&data[bytesWritten], size); |
Mike Fiore |
1:f155d94d6f3a | 470 | bytesWritten += currentWritten; |
Mike Fiore |
1:f155d94d6f3a | 471 | if(currentWritten != size) { |
Mike Fiore |
1:f155d94d6f3a | 472 | //Failed to write up to the special character. |
Mike Fiore |
1:f155d94d6f3a | 473 | return bytesWritten; |
Mike Fiore |
1:f155d94d6f3a | 474 | } |
Mike Fiore |
1:f155d94d6f3a | 475 | if(io->write(DLE) && io->write(data[bytesWritten])) { |
Mike Fiore |
1:f155d94d6f3a | 476 | bytesWritten++; |
Mike Fiore |
1:f155d94d6f3a | 477 | } else { |
Mike Fiore |
1:f155d94d6f3a | 478 | //Failed to write the special character. |
Mike Fiore |
1:f155d94d6f3a | 479 | return bytesWritten; |
Mike Fiore |
1:f155d94d6f3a | 480 | } |
Mike Fiore |
1:f155d94d6f3a | 481 | } |
Mike Fiore |
1:f155d94d6f3a | 482 | |
Mike Fiore |
1:f155d94d6f3a | 483 | bytesWritten = io->write(&data[bytesWritten], length - bytesWritten); |
Mike Fiore |
1:f155d94d6f3a | 484 | } |
Mike Fiore |
1:f155d94d6f3a | 485 | |
Mike Fiore |
1:f155d94d6f3a | 486 | return bytesWritten; |
Mike Fiore |
1:f155d94d6f3a | 487 | } |
Mike Fiore |
1:f155d94d6f3a | 488 | |
Mike Fiore |
3:04046eebaef5 | 489 | unsigned int UIP::readable() |
Mike Fiore |
1:f155d94d6f3a | 490 | { |
Mike Fiore |
1:f155d94d6f3a | 491 | if(io == NULL) { |
Mike Fiore |
4:1f63354b8d1b | 492 | logWarning("MTSBufferedIO not set"); |
Mike Fiore |
1:f155d94d6f3a | 493 | return 0; |
Mike Fiore |
1:f155d94d6f3a | 494 | } |
Mike Fiore |
1:f155d94d6f3a | 495 | if(!socketOpened && !io->readable()) { |
Mike Fiore |
4:1f63354b8d1b | 496 | logWarning("Socket is not open"); |
Mike Fiore |
1:f155d94d6f3a | 497 | return 0; |
Mike Fiore |
1:f155d94d6f3a | 498 | } |
Mike Fiore |
1:f155d94d6f3a | 499 | return io->readable(); |
Mike Fiore |
1:f155d94d6f3a | 500 | } |
Mike Fiore |
1:f155d94d6f3a | 501 | |
Mike Fiore |
3:04046eebaef5 | 502 | unsigned int UIP::writeable() |
Mike Fiore |
1:f155d94d6f3a | 503 | { |
Mike Fiore |
1:f155d94d6f3a | 504 | if(io == NULL) { |
Mike Fiore |
4:1f63354b8d1b | 505 | logWarning("MTSBufferedIO not set"); |
Mike Fiore |
1:f155d94d6f3a | 506 | return 0; |
Mike Fiore |
1:f155d94d6f3a | 507 | } |
Mike Fiore |
1:f155d94d6f3a | 508 | if(!socketOpened) { |
Mike Fiore |
4:1f63354b8d1b | 509 | logWarning("Socket is not open"); |
Mike Fiore |
1:f155d94d6f3a | 510 | return 0; |
Mike Fiore |
1:f155d94d6f3a | 511 | } |
Mike Fiore |
1:f155d94d6f3a | 512 | |
Mike Fiore |
1:f155d94d6f3a | 513 | return io->writeable(); |
Mike Fiore |
1:f155d94d6f3a | 514 | } |
Mike Fiore |
1:f155d94d6f3a | 515 | |
Mike Fiore |
3:04046eebaef5 | 516 | bool UIP::setDeviceIP(std::string address) |
Mike Fiore |
1:f155d94d6f3a | 517 | { |
Mike Fiore |
1:f155d94d6f3a | 518 | if (address.compare("DHCP") == 0) { |
Mike Fiore |
1:f155d94d6f3a | 519 | return true; |
Mike Fiore |
1:f155d94d6f3a | 520 | } else { |
Mike Fiore |
4:1f63354b8d1b | 521 | logWarning("Radio does not support static IPs, using DHCP.\n\r"); |
Mike Fiore |
1:f155d94d6f3a | 522 | return false; |
Mike Fiore |
1:f155d94d6f3a | 523 | } |
Mike Fiore |
1:f155d94d6f3a | 524 | } |
Mike Fiore |
1:f155d94d6f3a | 525 | |
Mike Fiore |
3:04046eebaef5 | 526 | void UIP::reset() |
Mike Fiore |
1:f155d94d6f3a | 527 | { |
Mike Fiore |
1:f155d94d6f3a | 528 | disconnect(); |
Mike Fiore |
1:f155d94d6f3a | 529 | Code code = sendBasicCommand("AT#RESET=0", 10000); |
Mike Fiore |
1:f155d94d6f3a | 530 | if(code != SUCCESS) { |
Mike Fiore |
4:1f63354b8d1b | 531 | logError("Socket Modem did not accept RESET command\n\r"); |
Mike Fiore |
1:f155d94d6f3a | 532 | } else { |
Mike Fiore |
4:1f63354b8d1b | 533 | logWarning("Socket Modem is resetting, allow 30 seconds for it to come back\n\r"); |
Mike Fiore |
1:f155d94d6f3a | 534 | } |
Mike Fiore |
1:f155d94d6f3a | 535 | } |
Mike Fiore |
1:f155d94d6f3a | 536 | |
Mike Fiore |
3:04046eebaef5 | 537 | std::string UIP::getDeviceIP() |
Mike Fiore |
1:f155d94d6f3a | 538 | { |
Mike Fiore |
1:f155d94d6f3a | 539 | return local_address; |
Mike Fiore |
1:f155d94d6f3a | 540 | } |
Mike Fiore |
1:f155d94d6f3a | 541 | |
Mike Fiore |
3:04046eebaef5 | 542 | Code UIP::echo(bool state) |
Mike Fiore |
1:f155d94d6f3a | 543 | { |
Mike Fiore |
1:f155d94d6f3a | 544 | Code code; |
Mike Fiore |
1:f155d94d6f3a | 545 | if (state) { |
Mike Fiore |
1:f155d94d6f3a | 546 | code = sendBasicCommand("ATE0", 1000); |
Mike Fiore |
1:f155d94d6f3a | 547 | echoMode = (code == SUCCESS) ? false : echoMode; |
Mike Fiore |
1:f155d94d6f3a | 548 | } else { |
Mike Fiore |
1:f155d94d6f3a | 549 | code = sendBasicCommand("ATE1", 1000); |
Mike Fiore |
1:f155d94d6f3a | 550 | echoMode = (code == SUCCESS) ? true : echoMode; |
Mike Fiore |
1:f155d94d6f3a | 551 | } |
Mike Fiore |
1:f155d94d6f3a | 552 | return code; |
Mike Fiore |
1:f155d94d6f3a | 553 | } |
Mike Fiore |
1:f155d94d6f3a | 554 | |
Mike Fiore |
3:04046eebaef5 | 555 | bool UIP::ping(const std::string& address) |
Mike Fiore |
1:f155d94d6f3a | 556 | { |
Mike Fiore |
1:f155d94d6f3a | 557 | char buffer[256] = {0}; |
Mike Fiore |
1:f155d94d6f3a | 558 | Code code; |
Mike Fiore |
1:f155d94d6f3a | 559 | |
Mike Fiore |
1:f155d94d6f3a | 560 | code = sendBasicCommand("AT#PINGREMOTE=\"" + address + "\"", 1000); |
Mike Fiore |
1:f155d94d6f3a | 561 | if (code != SUCCESS) { |
Mike Fiore |
1:f155d94d6f3a | 562 | return false; |
Mike Fiore |
1:f155d94d6f3a | 563 | } |
Mike Fiore |
1:f155d94d6f3a | 564 | |
Mike Fiore |
1:f155d94d6f3a | 565 | sprintf(buffer, "AT#PINGNUM=%d", 1); |
Mike Fiore |
1:f155d94d6f3a | 566 | code = sendBasicCommand(buffer , 1000); |
Mike Fiore |
1:f155d94d6f3a | 567 | if (code != SUCCESS) { |
Mike Fiore |
1:f155d94d6f3a | 568 | return false; |
Mike Fiore |
1:f155d94d6f3a | 569 | } |
Mike Fiore |
1:f155d94d6f3a | 570 | |
Mike Fiore |
1:f155d94d6f3a | 571 | sprintf(buffer, "AT#PINGDELAY=%d", PINGDELAY); |
Mike Fiore |
1:f155d94d6f3a | 572 | code = sendBasicCommand(buffer , 1000); |
Mike Fiore |
1:f155d94d6f3a | 573 | if (code != SUCCESS) { |
Mike Fiore |
1:f155d94d6f3a | 574 | return false; |
Mike Fiore |
1:f155d94d6f3a | 575 | } |
Mike Fiore |
1:f155d94d6f3a | 576 | |
Mike Fiore |
1:f155d94d6f3a | 577 | std::string response; |
Mike Fiore |
1:f155d94d6f3a | 578 | for (int i = 0; i < PINGNUM; i++) { |
Mike Fiore |
1:f155d94d6f3a | 579 | response = sendCommand("AT#PING", PINGDELAY * 1000); |
Mike Fiore |
1:f155d94d6f3a | 580 | if (response.find("alive") != std::string::npos) { |
Mike Fiore |
1:f155d94d6f3a | 581 | return true; |
Mike Fiore |
1:f155d94d6f3a | 582 | } |
Mike Fiore |
1:f155d94d6f3a | 583 | } |
Mike Fiore |
1:f155d94d6f3a | 584 | return false; |
Mike Fiore |
1:f155d94d6f3a | 585 | } |
Mike Fiore |
1:f155d94d6f3a | 586 | |
Mike Fiore |
3:04046eebaef5 | 587 | Code UIP::setSocketCloseable(bool enabled) |
Mike Fiore |
1:f155d94d6f3a | 588 | { |
Mike Fiore |
1:f155d94d6f3a | 589 | if(socketCloseable == enabled) { |
Mike Fiore |
1:f155d94d6f3a | 590 | return SUCCESS; |
Mike Fiore |
1:f155d94d6f3a | 591 | } |
Mike Fiore |
1:f155d94d6f3a | 592 | |
Mike Fiore |
1:f155d94d6f3a | 593 | if(socketOpened) { |
Mike Fiore |
4:1f63354b8d1b | 594 | logError("socket is already opened. Can not set closeable"); |
Mike Fiore |
1:f155d94d6f3a | 595 | return ERROR; |
Mike Fiore |
1:f155d94d6f3a | 596 | } |
Mike Fiore |
1:f155d94d6f3a | 597 | |
Mike Fiore |
1:f155d94d6f3a | 598 | socketCloseable = enabled; |
Mike Fiore |
1:f155d94d6f3a | 599 | |
Mike Fiore |
1:f155d94d6f3a | 600 | return SUCCESS; |
Mike Fiore |
1:f155d94d6f3a | 601 | } |
Mike Fiore |
1:f155d94d6f3a | 602 | |
Mike Fiore |
3:04046eebaef5 | 603 | Code UIP::sendBasicCommand(const std::string& command, unsigned int timeoutMillis, char esc) |
Mike Fiore |
1:f155d94d6f3a | 604 | { |
Mike Fiore |
1:f155d94d6f3a | 605 | if(socketOpened) { |
Mike Fiore |
4:1f63354b8d1b | 606 | logError("socket is open. Can not send AT commands"); |
Mike Fiore |
1:f155d94d6f3a | 607 | return ERROR; |
Mike Fiore |
1:f155d94d6f3a | 608 | } |
Mike Fiore |
1:f155d94d6f3a | 609 | |
Mike Fiore |
1:f155d94d6f3a | 610 | string response = sendCommand(command, timeoutMillis, esc); |
Mike Fiore |
1:f155d94d6f3a | 611 | if (response.size() == 0) { |
Mike Fiore |
1:f155d94d6f3a | 612 | return NO_RESPONSE; |
Mike Fiore |
1:f155d94d6f3a | 613 | } else if (response.find("OK") != string::npos) { |
Mike Fiore |
1:f155d94d6f3a | 614 | return SUCCESS; |
Mike Fiore |
1:f155d94d6f3a | 615 | } else if (response.find("ERROR") != string::npos) { |
Mike Fiore |
1:f155d94d6f3a | 616 | return ERROR; |
Mike Fiore |
1:f155d94d6f3a | 617 | } else { |
Mike Fiore |
1:f155d94d6f3a | 618 | return FAILURE; |
Mike Fiore |
1:f155d94d6f3a | 619 | } |
Mike Fiore |
1:f155d94d6f3a | 620 | } |
Mike Fiore |
1:f155d94d6f3a | 621 | |
Mike Fiore |
3:04046eebaef5 | 622 | string UIP::sendCommand(const std::string& command, unsigned int timeoutMillis, char esc) |
Mike Fiore |
1:f155d94d6f3a | 623 | { |
Mike Fiore |
1:f155d94d6f3a | 624 | if(io == NULL) { |
Mike Fiore |
4:1f63354b8d1b | 625 | logError("MTSBufferedIO not set"); |
Mike Fiore |
1:f155d94d6f3a | 626 | return ""; |
Mike Fiore |
1:f155d94d6f3a | 627 | } |
Mike Fiore |
1:f155d94d6f3a | 628 | if(socketOpened) { |
Mike Fiore |
4:1f63354b8d1b | 629 | logError("socket is open. Can not send AT commands"); |
Mike Fiore |
1:f155d94d6f3a | 630 | return ""; |
Mike Fiore |
1:f155d94d6f3a | 631 | } |
Mike Fiore |
1:f155d94d6f3a | 632 | |
Mike Fiore |
1:f155d94d6f3a | 633 | io->rxClear(); |
Mike Fiore |
1:f155d94d6f3a | 634 | io->txClear(); |
Mike Fiore |
1:f155d94d6f3a | 635 | std::string result; |
Mike Fiore |
1:f155d94d6f3a | 636 | |
Mike Fiore |
1:f155d94d6f3a | 637 | //Attempt to write command |
Mike Fiore |
1:f155d94d6f3a | 638 | if(io->write(command.data(), command.size(), timeoutMillis) != command.size()) { |
Mike Fiore |
1:f155d94d6f3a | 639 | //Failed to write command |
Mike Fiore |
1:f155d94d6f3a | 640 | if (command != "AT" && command != "at") { |
Mike Fiore |
4:1f63354b8d1b | 641 | logError("failed to send command to radio within %d milliseconds", timeoutMillis); |
Mike Fiore |
1:f155d94d6f3a | 642 | } |
Mike Fiore |
1:f155d94d6f3a | 643 | return ""; |
Mike Fiore |
1:f155d94d6f3a | 644 | } |
Mike Fiore |
1:f155d94d6f3a | 645 | |
Mike Fiore |
1:f155d94d6f3a | 646 | //Send Escape Character |
Mike Fiore |
1:f155d94d6f3a | 647 | if (esc != 0x00) { |
Mike Fiore |
1:f155d94d6f3a | 648 | if(io->write(esc, timeoutMillis) != 1) { |
Mike Fiore |
1:f155d94d6f3a | 649 | if (command != "AT" && command != "at") { |
Mike Fiore |
4:1f63354b8d1b | 650 | logError("failed to send character '%c' (0x%02X) to radio within %d milliseconds", esc, esc, timeoutMillis); |
Mike Fiore |
1:f155d94d6f3a | 651 | } |
Mike Fiore |
1:f155d94d6f3a | 652 | return ""; |
Mike Fiore |
1:f155d94d6f3a | 653 | } |
Mike Fiore |
1:f155d94d6f3a | 654 | } |
Mike Fiore |
1:f155d94d6f3a | 655 | |
Mike Fiore |
1:f155d94d6f3a | 656 | int timer = 0; |
Mike Fiore |
1:f155d94d6f3a | 657 | size_t previous = 0; |
Mike Fiore |
1:f155d94d6f3a | 658 | char tmp[256]; |
Mike Fiore |
1:f155d94d6f3a | 659 | tmp[255] = 0; |
Mike Fiore |
1:f155d94d6f3a | 660 | bool started = !echoMode; |
Mike Fiore |
1:f155d94d6f3a | 661 | bool done = false; |
Mike Fiore |
1:f155d94d6f3a | 662 | do { |
Mike Fiore |
1:f155d94d6f3a | 663 | wait(0.1); |
Mike Fiore |
1:f155d94d6f3a | 664 | timer += 100; |
Mike Fiore |
1:f155d94d6f3a | 665 | |
Mike Fiore |
1:f155d94d6f3a | 666 | previous = result.size(); |
Mike Fiore |
1:f155d94d6f3a | 667 | //Make a non-blocking read call by passing timeout of zero |
Mike Fiore |
1:f155d94d6f3a | 668 | int size = io->read(tmp,255,0); //1 less than allocated (timeout is instant) |
Mike Fiore |
1:f155d94d6f3a | 669 | if(size > 0) { |
Mike Fiore |
1:f155d94d6f3a | 670 | result.append(tmp, size); |
Mike Fiore |
1:f155d94d6f3a | 671 | } |
Mike Fiore |
1:f155d94d6f3a | 672 | if(!started) { |
Mike Fiore |
1:f155d94d6f3a | 673 | //In Echo Mode (Command will have echo'd + 2 characters for \r\n) |
Mike Fiore |
1:f155d94d6f3a | 674 | if(result.size() > command.size() + 2) { |
Mike Fiore |
1:f155d94d6f3a | 675 | started = true; |
Mike Fiore |
1:f155d94d6f3a | 676 | } |
Mike Fiore |
1:f155d94d6f3a | 677 | } else { |
Mike Fiore |
1:f155d94d6f3a | 678 | done = (result.size() == previous); |
Mike Fiore |
1:f155d94d6f3a | 679 | } |
Mike Fiore |
1:f155d94d6f3a | 680 | if(timer >= timeoutMillis) { |
Mike Fiore |
1:f155d94d6f3a | 681 | if (command != "AT" && command != "at") { |
Mike Fiore |
4:1f63354b8d1b | 682 | logWarning("sendCommand [%s] timed out after %d milliseconds", command.c_str(), timeoutMillis); |
Mike Fiore |
1:f155d94d6f3a | 683 | } |
Mike Fiore |
1:f155d94d6f3a | 684 | done = true; |
Mike Fiore |
1:f155d94d6f3a | 685 | } |
Mike Fiore |
1:f155d94d6f3a | 686 | } while (!done); |
Mike Fiore |
1:f155d94d6f3a | 687 | |
Mike Fiore |
1:f155d94d6f3a | 688 | return result; |
Mike Fiore |
8:2d7259d244d1 | 689 | } |