Darran Shepherd
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drv/at/ATIf.cpp@0:ac21159e27f4, 2010-07-02 (annotated)
- Committer:
- darran
- Date:
- Fri Jul 02 17:21:58 2010 +0000
- Revision:
- 0:ac21159e27f4
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| darran | 0:ac21159e27f4 | 1 | |
| darran | 0:ac21159e27f4 | 2 | /* |
| darran | 0:ac21159e27f4 | 3 | Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com) |
| darran | 0:ac21159e27f4 | 4 | |
| darran | 0:ac21159e27f4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy |
| darran | 0:ac21159e27f4 | 6 | of this software and associated documentation files (the "Software"), to deal |
| darran | 0:ac21159e27f4 | 7 | in the Software without restriction, including without limitation the rights |
| darran | 0:ac21159e27f4 | 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| darran | 0:ac21159e27f4 | 9 | copies of the Software, and to permit persons to whom the Software is |
| darran | 0:ac21159e27f4 | 10 | furnished to do so, subject to the following conditions: |
| darran | 0:ac21159e27f4 | 11 | |
| darran | 0:ac21159e27f4 | 12 | The above copyright notice and this permission notice shall be included in |
| darran | 0:ac21159e27f4 | 13 | all copies or substantial portions of the Software. |
| darran | 0:ac21159e27f4 | 14 | |
| darran | 0:ac21159e27f4 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| darran | 0:ac21159e27f4 | 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| darran | 0:ac21159e27f4 | 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| darran | 0:ac21159e27f4 | 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| darran | 0:ac21159e27f4 | 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| darran | 0:ac21159e27f4 | 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| darran | 0:ac21159e27f4 | 21 | THE SOFTWARE. |
| darran | 0:ac21159e27f4 | 22 | */ |
| darran | 0:ac21159e27f4 | 23 | |
| darran | 0:ac21159e27f4 | 24 | #include "ATIf.h" |
| darran | 0:ac21159e27f4 | 25 | #include "mbed.h" |
| darran | 0:ac21159e27f4 | 26 | #include <cstdarg> |
| darran | 0:ac21159e27f4 | 27 | |
| darran | 0:ac21159e27f4 | 28 | #define READ_TIMEOUT 100 |
| darran | 0:ac21159e27f4 | 29 | #define TMP_BUF_SIZE 128//512 |
| darran | 0:ac21159e27f4 | 30 | |
| darran | 0:ac21159e27f4 | 31 | #define SERIAL_BUF_LEN 512 //Huge buf needed for PPP (esp. when transferring big data chunks, using TCP) |
| darran | 0:ac21159e27f4 | 32 | |
| darran | 0:ac21159e27f4 | 33 | #define BAUDRATE 9600//9600//115200// 19200 |
| darran | 0:ac21159e27f4 | 34 | |
| darran | 0:ac21159e27f4 | 35 | #include "netCfg.h" |
| darran | 0:ac21159e27f4 | 36 | #if NET_GPRS |
| darran | 0:ac21159e27f4 | 37 | |
| darran | 0:ac21159e27f4 | 38 | //#define __DEBUG |
| darran | 0:ac21159e27f4 | 39 | #include "dbg/dbg.h" |
| darran | 0:ac21159e27f4 | 40 | |
| darran | 0:ac21159e27f4 | 41 | ATIf::ATIf() : SerialBuf(SERIAL_BUF_LEN), m_signalsEnable(false), m_isOpen(false), m_pCurrentSignal(NULL), m_signals() |
| darran | 0:ac21159e27f4 | 42 | { |
| darran | 0:ac21159e27f4 | 43 | m_readTimeout = READ_TIMEOUT; //default 1s |
| darran | 0:ac21159e27f4 | 44 | //tmpBuf = NULL; |
| darran | 0:ac21159e27f4 | 45 | m_tmpBuf = new char[TMP_BUF_SIZE]; |
| darran | 0:ac21159e27f4 | 46 | } |
| darran | 0:ac21159e27f4 | 47 | |
| darran | 0:ac21159e27f4 | 48 | ATIf::~ATIf() |
| darran | 0:ac21159e27f4 | 49 | { |
| darran | 0:ac21159e27f4 | 50 | if(m_tmpBuf) |
| darran | 0:ac21159e27f4 | 51 | delete[] m_tmpBuf; |
| darran | 0:ac21159e27f4 | 52 | } |
| darran | 0:ac21159e27f4 | 53 | |
| darran | 0:ac21159e27f4 | 54 | int ATIf::printf(const char* format, ... ) |
| darran | 0:ac21159e27f4 | 55 | { |
| darran | 0:ac21159e27f4 | 56 | |
| darran | 0:ac21159e27f4 | 57 | /*if(!m_tmpBuf) |
| darran | 0:ac21159e27f4 | 58 | m_tmpBuf = new char[TMP_BUF_SIZE]; //is it really necessary ??*/ |
| darran | 0:ac21159e27f4 | 59 | *m_tmpBuf=0; |
| darran | 0:ac21159e27f4 | 60 | |
| darran | 0:ac21159e27f4 | 61 | int len = 0; |
| darran | 0:ac21159e27f4 | 62 | |
| darran | 0:ac21159e27f4 | 63 | // |
| darran | 0:ac21159e27f4 | 64 | // flushBuffer(); |
| darran | 0:ac21159e27f4 | 65 | //wait(1); |
| darran | 0:ac21159e27f4 | 66 | // |
| darran | 0:ac21159e27f4 | 67 | |
| darran | 0:ac21159e27f4 | 68 | va_list argp; |
| darran | 0:ac21159e27f4 | 69 | |
| darran | 0:ac21159e27f4 | 70 | va_start(argp, format); |
| darran | 0:ac21159e27f4 | 71 | len += vsprintf(m_tmpBuf, format, argp); |
| darran | 0:ac21159e27f4 | 72 | va_end(argp); |
| darran | 0:ac21159e27f4 | 73 | |
| darran | 0:ac21159e27f4 | 74 | //DBG("\r\nOutBuf is : %s, mode is %d.", m_tmpBuf, m_lineMode); |
| darran | 0:ac21159e27f4 | 75 | |
| darran | 0:ac21159e27f4 | 76 | int err = write( m_tmpBuf, m_lineMode ); |
| darran | 0:ac21159e27f4 | 77 | if (err<0) |
| darran | 0:ac21159e27f4 | 78 | return 0; |
| darran | 0:ac21159e27f4 | 79 | |
| darran | 0:ac21159e27f4 | 80 | return len; |
| darran | 0:ac21159e27f4 | 81 | |
| darran | 0:ac21159e27f4 | 82 | } |
| darran | 0:ac21159e27f4 | 83 | |
| darran | 0:ac21159e27f4 | 84 | int ATIf::scanf(const char* format, ... ) |
| darran | 0:ac21159e27f4 | 85 | { |
| darran | 0:ac21159e27f4 | 86 | /*if(!m_tmpBuf) |
| darran | 0:ac21159e27f4 | 87 | m_tmpBuf = new char[TMP_BUF_SIZE];*/ |
| darran | 0:ac21159e27f4 | 88 | int err = read( m_tmpBuf, TMP_BUF_SIZE - 1, m_readTimeout, m_lineMode, 1/*Ensure at least one char is read*/ ); |
| darran | 0:ac21159e27f4 | 89 | if (err<0) |
| darran | 0:ac21159e27f4 | 90 | return -1;//EOF |
| darran | 0:ac21159e27f4 | 91 | |
| darran | 0:ac21159e27f4 | 92 | DBG("Scanf'ing:\r\n%s\r\n",m_tmpBuf); |
| darran | 0:ac21159e27f4 | 93 | |
| darran | 0:ac21159e27f4 | 94 | int len = 0; |
| darran | 0:ac21159e27f4 | 95 | |
| darran | 0:ac21159e27f4 | 96 | if(strchr(format,'%')) //Ugly, determines wether format string is null or not |
| darran | 0:ac21159e27f4 | 97 | { |
| darran | 0:ac21159e27f4 | 98 | va_list argp; |
| darran | 0:ac21159e27f4 | 99 | |
| darran | 0:ac21159e27f4 | 100 | va_start(argp, format); |
| darran | 0:ac21159e27f4 | 101 | len += vsscanf(m_tmpBuf, format, argp); |
| darran | 0:ac21159e27f4 | 102 | va_end(argp); |
| darran | 0:ac21159e27f4 | 103 | } |
| darran | 0:ac21159e27f4 | 104 | else //No varargs, call strncmp |
| darran | 0:ac21159e27f4 | 105 | { |
| darran | 0:ac21159e27f4 | 106 | /* if(strlen(m_tmpBuf) == 0 ) |
| darran | 0:ac21159e27f4 | 107 | return -1;*/ |
| darran | 0:ac21159e27f4 | 108 | if( !strncmp(m_tmpBuf, format, strlen(format)) ) |
| darran | 0:ac21159e27f4 | 109 | { |
| darran | 0:ac21159e27f4 | 110 | return 0; |
| darran | 0:ac21159e27f4 | 111 | } |
| darran | 0:ac21159e27f4 | 112 | else |
| darran | 0:ac21159e27f4 | 113 | { |
| darran | 0:ac21159e27f4 | 114 | return -1; |
| darran | 0:ac21159e27f4 | 115 | } |
| darran | 0:ac21159e27f4 | 116 | } |
| darran | 0:ac21159e27f4 | 117 | |
| darran | 0:ac21159e27f4 | 118 | return len; |
| darran | 0:ac21159e27f4 | 119 | |
| darran | 0:ac21159e27f4 | 120 | } |
| darran | 0:ac21159e27f4 | 121 | |
| darran | 0:ac21159e27f4 | 122 | void ATIf::setTimeout(int timeout) //used by scanf |
| darran | 0:ac21159e27f4 | 123 | { |
| darran | 0:ac21159e27f4 | 124 | m_readTimeout = timeout; |
| darran | 0:ac21159e27f4 | 125 | } |
| darran | 0:ac21159e27f4 | 126 | |
| darran | 0:ac21159e27f4 | 127 | void ATIf::setLineMode(bool lineMode) //Switch btw line & raw fns |
| darran | 0:ac21159e27f4 | 128 | { |
| darran | 0:ac21159e27f4 | 129 | m_lineMode = lineMode; |
| darran | 0:ac21159e27f4 | 130 | } |
| darran | 0:ac21159e27f4 | 131 | |
| darran | 0:ac21159e27f4 | 132 | void ATIf::setSignals(bool signalsEnable) |
| darran | 0:ac21159e27f4 | 133 | { |
| darran | 0:ac21159e27f4 | 134 | m_signalsEnable=signalsEnable; |
| darran | 0:ac21159e27f4 | 135 | } |
| darran | 0:ac21159e27f4 | 136 | |
| darran | 0:ac21159e27f4 | 137 | #ifdef __LINKING_SCRIPT_BUG_SOLVED__ |
| darran | 0:ac21159e27f4 | 138 | template<class T> |
| darran | 0:ac21159e27f4 | 139 | void ATIf::attachSignal( const char* sigName, T* pItem, bool (T::*pMethod)(ATIf*, bool, bool*) ) //Attach Signal ("Unsollicited response code" in Telit_AT_Reference_Guide.pdf) to an handler fn |
| darran | 0:ac21159e27f4 | 140 | { |
| darran | 0:ac21159e27f4 | 141 | ATSigHandler sig(sigName, (ATSigHandler::CDummy*)pItem, (bool (ATSigHandler::CDummy::*)(ATIf*, bool, bool*))pMethod); |
| darran | 0:ac21159e27f4 | 142 | m_signals.push_back(sig); |
| darran | 0:ac21159e27f4 | 143 | } |
| darran | 0:ac21159e27f4 | 144 | #else |
| darran | 0:ac21159e27f4 | 145 | //defined in ATIf.h directly |
| darran | 0:ac21159e27f4 | 146 | //(it's ugly, I know ;)) |
| darran | 0:ac21159e27f4 | 147 | #endif |
| darran | 0:ac21159e27f4 | 148 | |
| darran | 0:ac21159e27f4 | 149 | void ATIf::detachSignal( const char* sigName ) |
| darran | 0:ac21159e27f4 | 150 | { |
| darran | 0:ac21159e27f4 | 151 | list<ATSigHandler>::iterator it; |
| darran | 0:ac21159e27f4 | 152 | |
| darran | 0:ac21159e27f4 | 153 | for ( it = m_signals.begin(); it != m_signals.end(); it++ ) |
| darran | 0:ac21159e27f4 | 154 | { |
| darran | 0:ac21159e27f4 | 155 | if( !strcmp((*it).m_name,sigName) ) |
| darran | 0:ac21159e27f4 | 156 | { |
| darran | 0:ac21159e27f4 | 157 | m_signals.erase(it); |
| darran | 0:ac21159e27f4 | 158 | break; |
| darran | 0:ac21159e27f4 | 159 | } |
| darran | 0:ac21159e27f4 | 160 | } |
| darran | 0:ac21159e27f4 | 161 | } |
| darran | 0:ac21159e27f4 | 162 | |
| darran | 0:ac21159e27f4 | 163 | ATErr ATIf::open(Serial* pSerial) //Deactivate echo, etc |
| darran | 0:ac21159e27f4 | 164 | { |
| darran | 0:ac21159e27f4 | 165 | DBG("\r\nOpening..."); |
| darran | 0:ac21159e27f4 | 166 | m_isOpen = true; //Must be set so that the serial port-related fns work |
| darran | 0:ac21159e27f4 | 167 | //Setup options |
| darran | 0:ac21159e27f4 | 168 | // pSerial->baud(BAUDRATE); //FIXME |
| darran | 0:ac21159e27f4 | 169 | SerialBuf::attach(pSerial); |
| darran | 0:ac21159e27f4 | 170 | |
| darran | 0:ac21159e27f4 | 171 | setReadMode(false); //Discard chars |
| darran | 0:ac21159e27f4 | 172 | setTimeout(1000); |
| darran | 0:ac21159e27f4 | 173 | setLineMode(true); //Line Mode |
| darran | 0:ac21159e27f4 | 174 | |
| darran | 0:ac21159e27f4 | 175 | DBG("\r\nTrmt..."); |
| darran | 0:ac21159e27f4 | 176 | // printf("AT+IPR=%d", BAUDRATE); //FIXME |
| darran | 0:ac21159e27f4 | 177 | wait(.100); |
| darran | 0:ac21159e27f4 | 178 | printf("ATE"); //Deactivate echo |
| darran | 0:ac21159e27f4 | 179 | wait(.500); |
| darran | 0:ac21159e27f4 | 180 | flushBuffer(); |
| darran | 0:ac21159e27f4 | 181 | |
| darran | 0:ac21159e27f4 | 182 | DBG("\r\nATE OK."); |
| darran | 0:ac21159e27f4 | 183 | |
| darran | 0:ac21159e27f4 | 184 | int len = writeLine("ATV1"); |
| darran | 0:ac21159e27f4 | 185 | ATErr err = AT_OK; |
| darran | 0:ac21159e27f4 | 186 | if(len<0) |
| darran | 0:ac21159e27f4 | 187 | err=(ATErr)len; |
| darran | 0:ac21159e27f4 | 188 | |
| darran | 0:ac21159e27f4 | 189 | if(!err) |
| darran | 0:ac21159e27f4 | 190 | { |
| darran | 0:ac21159e27f4 | 191 | err = checkOK(); |
| darran | 0:ac21159e27f4 | 192 | if (err) //No ACK from module |
| darran | 0:ac21159e27f4 | 193 | { |
| darran | 0:ac21159e27f4 | 194 | DBG("\r\nOpening port, error %d.", err); |
| darran | 0:ac21159e27f4 | 195 | if(err==AT_TIMEOUT) |
| darran | 0:ac21159e27f4 | 196 | err = AT_NOANSWER; |
| darran | 0:ac21159e27f4 | 197 | } |
| darran | 0:ac21159e27f4 | 198 | } |
| darran | 0:ac21159e27f4 | 199 | |
| darran | 0:ac21159e27f4 | 200 | if(err) |
| darran | 0:ac21159e27f4 | 201 | { |
| darran | 0:ac21159e27f4 | 202 | SerialBuf::detach(); |
| darran | 0:ac21159e27f4 | 203 | m_isOpen = false; |
| darran | 0:ac21159e27f4 | 204 | return err; |
| darran | 0:ac21159e27f4 | 205 | } |
| darran | 0:ac21159e27f4 | 206 | |
| darran | 0:ac21159e27f4 | 207 | DBG("\r\nNo error."); |
| darran | 0:ac21159e27f4 | 208 | #if 0//FIXME |
| darran | 0:ac21159e27f4 | 209 | m_signalsEnable = true; |
| darran | 0:ac21159e27f4 | 210 | #endif |
| darran | 0:ac21159e27f4 | 211 | //FIXME: |
| darran | 0:ac21159e27f4 | 212 | // m_pSerial->attach<ATIf>(this, &ATIf::onSerialInterrupt); |
| darran | 0:ac21159e27f4 | 213 | |
| darran | 0:ac21159e27f4 | 214 | return AT_OK; |
| darran | 0:ac21159e27f4 | 215 | } |
| darran | 0:ac21159e27f4 | 216 | |
| darran | 0:ac21159e27f4 | 217 | #if NET_USB_SERIAL |
| darran | 0:ac21159e27f4 | 218 | ATErr ATIf::open(UsbSerial* pUsbSerial) //Deactivate echo, etc |
| darran | 0:ac21159e27f4 | 219 | { |
| darran | 0:ac21159e27f4 | 220 | DBG("\r\nOpening..."); |
| darran | 0:ac21159e27f4 | 221 | m_isOpen = true; //Must be set so that the serial port-related fns work |
| darran | 0:ac21159e27f4 | 222 | //Setup options |
| darran | 0:ac21159e27f4 | 223 | SerialBuf::attach(pUsbSerial); |
| darran | 0:ac21159e27f4 | 224 | |
| darran | 0:ac21159e27f4 | 225 | setReadMode(false); //Discard chars |
| darran | 0:ac21159e27f4 | 226 | setTimeout(1000); |
| darran | 0:ac21159e27f4 | 227 | setLineMode(true); //Line Mode |
| darran | 0:ac21159e27f4 | 228 | |
| darran | 0:ac21159e27f4 | 229 | printf("ATZ"); //Reinit |
| darran | 0:ac21159e27f4 | 230 | wait(.500); |
| darran | 0:ac21159e27f4 | 231 | //flushBuffer(); |
| darran | 0:ac21159e27f4 | 232 | // printf("ATE0 ^CURC=0"); //Deactivate echo & notif |
| darran | 0:ac21159e27f4 | 233 | printf("ATE0"); //Deactivate echo & notif |
| darran | 0:ac21159e27f4 | 234 | wait(.500); |
| darran | 0:ac21159e27f4 | 235 | flushBuffer(); |
| darran | 0:ac21159e27f4 | 236 | |
| darran | 0:ac21159e27f4 | 237 | DBG("\r\nATE OK."); |
| darran | 0:ac21159e27f4 | 238 | |
| darran | 0:ac21159e27f4 | 239 | int len = writeLine("ATQ0 V1 S0=0 &C1 &D2 +FCLASS=0");//writeLine("ATQ0 V1 S0=0 &C1 &D2 +FCLASS=0"); |
| darran | 0:ac21159e27f4 | 240 | ATErr err = AT_OK; |
| darran | 0:ac21159e27f4 | 241 | if(len<0) |
| darran | 0:ac21159e27f4 | 242 | err=(ATErr)len; |
| darran | 0:ac21159e27f4 | 243 | |
| darran | 0:ac21159e27f4 | 244 | if(!err) |
| darran | 0:ac21159e27f4 | 245 | { |
| darran | 0:ac21159e27f4 | 246 | err = checkOK(); |
| darran | 0:ac21159e27f4 | 247 | if (err) //No ACK from module |
| darran | 0:ac21159e27f4 | 248 | { |
| darran | 0:ac21159e27f4 | 249 | DBG("\r\nOpening port, error %d.", err); |
| darran | 0:ac21159e27f4 | 250 | if(err==AT_TIMEOUT) |
| darran | 0:ac21159e27f4 | 251 | err = AT_NOANSWER; |
| darran | 0:ac21159e27f4 | 252 | } |
| darran | 0:ac21159e27f4 | 253 | } |
| darran | 0:ac21159e27f4 | 254 | |
| darran | 0:ac21159e27f4 | 255 | if(err) |
| darran | 0:ac21159e27f4 | 256 | { |
| darran | 0:ac21159e27f4 | 257 | SerialBuf::detach(); |
| darran | 0:ac21159e27f4 | 258 | m_isOpen = false; |
| darran | 0:ac21159e27f4 | 259 | return err; |
| darran | 0:ac21159e27f4 | 260 | } |
| darran | 0:ac21159e27f4 | 261 | |
| darran | 0:ac21159e27f4 | 262 | DBG("\r\nNo error."); |
| darran | 0:ac21159e27f4 | 263 | m_signalsEnable = true; |
| darran | 0:ac21159e27f4 | 264 | //FIXME: |
| darran | 0:ac21159e27f4 | 265 | // m_pSerial->attach<ATIf>(this, &ATIf::onSerialInterrupt); |
| darran | 0:ac21159e27f4 | 266 | |
| darran | 0:ac21159e27f4 | 267 | return AT_OK; |
| darran | 0:ac21159e27f4 | 268 | } |
| darran | 0:ac21159e27f4 | 269 | #endif |
| darran | 0:ac21159e27f4 | 270 | |
| darran | 0:ac21159e27f4 | 271 | ATErr ATIf::close() //Release port |
| darran | 0:ac21159e27f4 | 272 | { |
| darran | 0:ac21159e27f4 | 273 | SerialBuf::detach(); //Detach serial buf |
| darran | 0:ac21159e27f4 | 274 | m_isOpen = false; |
| darran | 0:ac21159e27f4 | 275 | m_signalsEnable = false; |
| darran | 0:ac21159e27f4 | 276 | return AT_OK; |
| darran | 0:ac21159e27f4 | 277 | } |
| darran | 0:ac21159e27f4 | 278 | |
| darran | 0:ac21159e27f4 | 279 | ATErr ATIf::flushBuffer() |
| darran | 0:ac21159e27f4 | 280 | { |
| darran | 0:ac21159e27f4 | 281 | if(!m_isOpen) |
| darran | 0:ac21159e27f4 | 282 | return AT_CLOSED; |
| darran | 0:ac21159e27f4 | 283 | |
| darran | 0:ac21159e27f4 | 284 | int len=0; |
| darran | 0:ac21159e27f4 | 285 | // char c; |
| darran | 0:ac21159e27f4 | 286 | while(readable()) |
| darran | 0:ac21159e27f4 | 287 | { |
| darran | 0:ac21159e27f4 | 288 | /* c = */ getc(); |
| darran | 0:ac21159e27f4 | 289 | // DBG("\r\n[%c] discarded.", c); |
| darran | 0:ac21159e27f4 | 290 | // wait(0.01); |
| darran | 0:ac21159e27f4 | 291 | len++; |
| darran | 0:ac21159e27f4 | 292 | } |
| darran | 0:ac21159e27f4 | 293 | |
| darran | 0:ac21159e27f4 | 294 | DBG("\r\n%d chars discarded.", len); |
| darran | 0:ac21159e27f4 | 295 | |
| darran | 0:ac21159e27f4 | 296 | return AT_OK; |
| darran | 0:ac21159e27f4 | 297 | } |
| darran | 0:ac21159e27f4 | 298 | |
| darran | 0:ac21159e27f4 | 299 | ATErr ATIf::flushLine(int timeout) |
| darran | 0:ac21159e27f4 | 300 | { |
| darran | 0:ac21159e27f4 | 301 | if(!m_isOpen) |
| darran | 0:ac21159e27f4 | 302 | return AT_CLOSED; |
| darran | 0:ac21159e27f4 | 303 | |
| darran | 0:ac21159e27f4 | 304 | Timer timer; |
| darran | 0:ac21159e27f4 | 305 | |
| darran | 0:ac21159e27f4 | 306 | timer.start(); |
| darran | 0:ac21159e27f4 | 307 | |
| darran | 0:ac21159e27f4 | 308 | int len=0; |
| darran | 0:ac21159e27f4 | 309 | char c=0; |
| darran | 0:ac21159e27f4 | 310 | while(true) |
| darran | 0:ac21159e27f4 | 311 | { |
| darran | 0:ac21159e27f4 | 312 | while(!readable()) |
| darran | 0:ac21159e27f4 | 313 | { if(timer.read_ms()>timeout) |
| darran | 0:ac21159e27f4 | 314 | { |
| darran | 0:ac21159e27f4 | 315 | // DBG("Timeout!!0"); |
| darran | 0:ac21159e27f4 | 316 | return AT_TIMEOUT; |
| darran | 0:ac21159e27f4 | 317 | } |
| darran | 0:ac21159e27f4 | 318 | } |
| darran | 0:ac21159e27f4 | 319 | if(c=='\x0D') |
| darran | 0:ac21159e27f4 | 320 | { |
| darran | 0:ac21159e27f4 | 321 | c = getc(); |
| darran | 0:ac21159e27f4 | 322 | len++; |
| darran | 0:ac21159e27f4 | 323 | if(c=='\x0A') |
| darran | 0:ac21159e27f4 | 324 | break; |
| darran | 0:ac21159e27f4 | 325 | } |
| darran | 0:ac21159e27f4 | 326 | else |
| darran | 0:ac21159e27f4 | 327 | { |
| darran | 0:ac21159e27f4 | 328 | c = getc(); |
| darran | 0:ac21159e27f4 | 329 | len++; |
| darran | 0:ac21159e27f4 | 330 | } |
| darran | 0:ac21159e27f4 | 331 | } |
| darran | 0:ac21159e27f4 | 332 | |
| darran | 0:ac21159e27f4 | 333 | // DBG("\r\n%d chars discarded.", len); |
| darran | 0:ac21159e27f4 | 334 | |
| darran | 0:ac21159e27f4 | 335 | return AT_OK; |
| darran | 0:ac21159e27f4 | 336 | } |
| darran | 0:ac21159e27f4 | 337 | |
| darran | 0:ac21159e27f4 | 338 | bool ATIf::onRead() |
| darran | 0:ac21159e27f4 | 339 | { |
| darran | 0:ac21159e27f4 | 340 | if(!m_signalsEnable) |
| darran | 0:ac21159e27f4 | 341 | return false; |
| darran | 0:ac21159e27f4 | 342 | |
| darran | 0:ac21159e27f4 | 343 | //Save Usermode params |
| darran | 0:ac21159e27f4 | 344 | volatile int u_readTimeout = m_readTimeout; |
| darran | 0:ac21159e27f4 | 345 | volatile bool u_lineMode = m_lineMode; |
| darran | 0:ac21159e27f4 | 346 | // bool u_isOpen = m_isOpen; |
| darran | 0:ac21159e27f4 | 347 | SerialBuf::setReadMode(true); |
| darran | 0:ac21159e27f4 | 348 | |
| darran | 0:ac21159e27f4 | 349 | m_readTimeout = 0; //No timeout in an interrupt fn! |
| darran | 0:ac21159e27f4 | 350 | |
| darran | 0:ac21159e27f4 | 351 | bool handled; |
| darran | 0:ac21159e27f4 | 352 | if(!!flushLine(0)) |
| darran | 0:ac21159e27f4 | 353 | { |
| darran | 0:ac21159e27f4 | 354 | SerialBuf::resetRead(); |
| darran | 0:ac21159e27f4 | 355 | //Not a complete line here, wait... |
| darran | 0:ac21159e27f4 | 356 | handled = false; |
| darran | 0:ac21159e27f4 | 357 | } |
| darran | 0:ac21159e27f4 | 358 | else |
| darran | 0:ac21159e27f4 | 359 | { |
| darran | 0:ac21159e27f4 | 360 | SerialBuf::resetRead(); |
| darran | 0:ac21159e27f4 | 361 | handled = true; |
| darran | 0:ac21159e27f4 | 362 | if( handleSignal() ) //Was that a signal ? |
| darran | 0:ac21159e27f4 | 363 | { |
| darran | 0:ac21159e27f4 | 364 | //OK, discard data since it has been processed |
| darran | 0:ac21159e27f4 | 365 | SerialBuf::flushRead(); |
| darran | 0:ac21159e27f4 | 366 | } |
| darran | 0:ac21159e27f4 | 367 | else |
| darran | 0:ac21159e27f4 | 368 | { |
| darran | 0:ac21159e27f4 | 369 | //Keep data since it has not been processed yet |
| darran | 0:ac21159e27f4 | 370 | //Have to be processed in usermode |
| darran | 0:ac21159e27f4 | 371 | SerialBuf::resetRead(); |
| darran | 0:ac21159e27f4 | 372 | // handled = false; |
| darran | 0:ac21159e27f4 | 373 | } |
| darran | 0:ac21159e27f4 | 374 | } |
| darran | 0:ac21159e27f4 | 375 | //Restore Usermode params |
| darran | 0:ac21159e27f4 | 376 | m_readTimeout = u_readTimeout; |
| darran | 0:ac21159e27f4 | 377 | m_lineMode = u_lineMode; |
| darran | 0:ac21159e27f4 | 378 | //m_isOpen = u_isOpen; |
| darran | 0:ac21159e27f4 | 379 | return handled; |
| darran | 0:ac21159e27f4 | 380 | } |
| darran | 0:ac21159e27f4 | 381 | |
| darran | 0:ac21159e27f4 | 382 | ATErr ATIf::rawOpen(Serial* pSerial, int baudrate) //Simple open function for similar non-conforming protocols |
| darran | 0:ac21159e27f4 | 383 | { |
| darran | 0:ac21159e27f4 | 384 | DBG("\r\nOpening..."); |
| darran | 0:ac21159e27f4 | 385 | m_isOpen = true; //Must be set so that the serial port-related fns work |
| darran | 0:ac21159e27f4 | 386 | //Setup options |
| darran | 0:ac21159e27f4 | 387 | pSerial->baud(baudrate); |
| darran | 0:ac21159e27f4 | 388 | SerialBuf::attach(pSerial); |
| darran | 0:ac21159e27f4 | 389 | |
| darran | 0:ac21159e27f4 | 390 | return AT_OK; |
| darran | 0:ac21159e27f4 | 391 | } |
| darran | 0:ac21159e27f4 | 392 | |
| darran | 0:ac21159e27f4 | 393 | #if 0 |
| darran | 0:ac21159e27f4 | 394 | ATErr ATIf::command(const char* cmd, char* result, int resultLen, int timeout) ////WARN/FIXME: result has to be long enough!!! |
| darran | 0:ac21159e27f4 | 395 | { |
| darran | 0:ac21159e27f4 | 396 | if(!m_isOpen) |
| darran | 0:ac21159e27f4 | 397 | return AT_CLOSED; |
| darran | 0:ac21159e27f4 | 398 | |
| darran | 0:ac21159e27f4 | 399 | flushBuffer(); |
| darran | 0:ac21159e27f4 | 400 | |
| darran | 0:ac21159e27f4 | 401 | int err; |
| darran | 0:ac21159e27f4 | 402 | err = writeLine(cmd); |
| darran | 0:ac21159e27f4 | 403 | |
| darran | 0:ac21159e27f4 | 404 | if(err<0) |
| darran | 0:ac21159e27f4 | 405 | { m_receiveStatus = AT_READY; return (ATErr)err; } |
| darran | 0:ac21159e27f4 | 406 | |
| darran | 0:ac21159e27f4 | 407 | err = readLine(result, resultLen, timeout); |
| darran | 0:ac21159e27f4 | 408 | |
| darran | 0:ac21159e27f4 | 409 | if(err<0) |
| darran | 0:ac21159e27f4 | 410 | { m_receiveStatus = AT_READY; return (ATErr)err; } |
| darran | 0:ac21159e27f4 | 411 | |
| darran | 0:ac21159e27f4 | 412 | m_receiveStatus = AT_READY; |
| darran | 0:ac21159e27f4 | 413 | |
| darran | 0:ac21159e27f4 | 414 | return AT_OK; |
| darran | 0:ac21159e27f4 | 415 | |
| darran | 0:ac21159e27f4 | 416 | } |
| darran | 0:ac21159e27f4 | 417 | #endif |
| darran | 0:ac21159e27f4 | 418 | |
| darran | 0:ac21159e27f4 | 419 | ATErr ATIf::write(const char* cmd, bool lineMode /*= false*/) |
| darran | 0:ac21159e27f4 | 420 | { |
| darran | 0:ac21159e27f4 | 421 | if(!m_isOpen) |
| darran | 0:ac21159e27f4 | 422 | return AT_CLOSED; |
| darran | 0:ac21159e27f4 | 423 | |
| darran | 0:ac21159e27f4 | 424 | int err; |
| darran | 0:ac21159e27f4 | 425 | err = lineMode ? writeLine(cmd) : writeRaw(cmd); |
| darran | 0:ac21159e27f4 | 426 | |
| darran | 0:ac21159e27f4 | 427 | if(err<0) |
| darran | 0:ac21159e27f4 | 428 | return (ATErr)err; |
| darran | 0:ac21159e27f4 | 429 | |
| darran | 0:ac21159e27f4 | 430 | return AT_OK; |
| darran | 0:ac21159e27f4 | 431 | } |
| darran | 0:ac21159e27f4 | 432 | |
| darran | 0:ac21159e27f4 | 433 | |
| darran | 0:ac21159e27f4 | 434 | ATErr ATIf::read(char* result, int resultMaxLen, int timeout, bool lineMode /*= false*/, int resultMinLen/* = 0*/) |
| darran | 0:ac21159e27f4 | 435 | { |
| darran | 0:ac21159e27f4 | 436 | if(!m_isOpen) |
| darran | 0:ac21159e27f4 | 437 | return AT_CLOSED; |
| darran | 0:ac21159e27f4 | 438 | |
| darran | 0:ac21159e27f4 | 439 | int err; |
| darran | 0:ac21159e27f4 | 440 | err = lineMode ? readLine(result, resultMaxLen, timeout) : readRaw(result, resultMaxLen, timeout, resultMinLen); |
| darran | 0:ac21159e27f4 | 441 | |
| darran | 0:ac21159e27f4 | 442 | if(err<0) |
| darran | 0:ac21159e27f4 | 443 | return (ATErr)err; |
| darran | 0:ac21159e27f4 | 444 | |
| darran | 0:ac21159e27f4 | 445 | return AT_OK; |
| darran | 0:ac21159e27f4 | 446 | } |
| darran | 0:ac21159e27f4 | 447 | |
| darran | 0:ac21159e27f4 | 448 | bool ATIf::isOpen() |
| darran | 0:ac21159e27f4 | 449 | { |
| darran | 0:ac21159e27f4 | 450 | return m_isOpen; |
| darran | 0:ac21159e27f4 | 451 | } |
| darran | 0:ac21159e27f4 | 452 | |
| darran | 0:ac21159e27f4 | 453 | ATErr ATIf::checkOK() //Helper fn to quickly check that OK has been returned |
| darran | 0:ac21159e27f4 | 454 | { |
| darran | 0:ac21159e27f4 | 455 | char ret[16] = {0}; |
| darran | 0:ac21159e27f4 | 456 | int err = readLine(ret,16,m_readTimeout); |
| darran | 0:ac21159e27f4 | 457 | |
| darran | 0:ac21159e27f4 | 458 | if(err<0) |
| darran | 0:ac21159e27f4 | 459 | { |
| darran | 0:ac21159e27f4 | 460 | DBG("\r\nError in check (%s).\r\n", ret); |
| darran | 0:ac21159e27f4 | 461 | flushBuffer(); //Discard anything in buf to avoid misparsing in the following calls |
| darran | 0:ac21159e27f4 | 462 | return (ATErr)err; |
| darran | 0:ac21159e27f4 | 463 | } |
| darran | 0:ac21159e27f4 | 464 | |
| darran | 0:ac21159e27f4 | 465 | if(!!strcmp("OK",ret)) |
| darran | 0:ac21159e27f4 | 466 | { |
| darran | 0:ac21159e27f4 | 467 | DBG("\r\nNot an OK <%s>.\r\n", ret); |
| darran | 0:ac21159e27f4 | 468 | flushBuffer(); |
| darran | 0:ac21159e27f4 | 469 | return AT_ERROR; |
| darran | 0:ac21159e27f4 | 470 | } |
| darran | 0:ac21159e27f4 | 471 | |
| darran | 0:ac21159e27f4 | 472 | DBG("\r\nCHECK OK\r\n"); |
| darran | 0:ac21159e27f4 | 473 | |
| darran | 0:ac21159e27f4 | 474 | return AT_OK; |
| darran | 0:ac21159e27f4 | 475 | } |
| darran | 0:ac21159e27f4 | 476 | |
| darran | 0:ac21159e27f4 | 477 | #if 0 |
| darran | 0:ac21159e27f4 | 478 | void ATIf::onSerialInterrupt() //Callback from m_pSerial |
| darran | 0:ac21159e27f4 | 479 | { |
| darran | 0:ac21159e27f4 | 480 | return;//FIXME |
| darran | 0:ac21159e27f4 | 481 | |
| darran | 0:ac21159e27f4 | 482 | if(m_receiveStatus == AT_READING) |
| darran | 0:ac21159e27f4 | 483 | return; |
| darran | 0:ac21159e27f4 | 484 | |
| darran | 0:ac21159e27f4 | 485 | if( m_cbObj && m_cbMeth ) |
| darran | 0:ac21159e27f4 | 486 | return (m_cbObj->*m_cbMeth)(); |
| darran | 0:ac21159e27f4 | 487 | } |
| darran | 0:ac21159e27f4 | 488 | #endif |
| darran | 0:ac21159e27f4 | 489 | |
| darran | 0:ac21159e27f4 | 490 | int ATIf::readLine(char* line, int maxLen, int timeout) //Read a single line from serial port, return length or ATErr(<0) |
| darran | 0:ac21159e27f4 | 491 | { |
| darran | 0:ac21159e27f4 | 492 | #ifdef OLDREADLINE |
| darran | 0:ac21159e27f4 | 493 | if(!m_isOpen) |
| darran | 0:ac21159e27f4 | 494 | return AT_CLOSED; |
| darran | 0:ac21159e27f4 | 495 | |
| darran | 0:ac21159e27f4 | 496 | int len = 0; |
| darran | 0:ac21159e27f4 | 497 | |
| darran | 0:ac21159e27f4 | 498 | Timer timer; |
| darran | 0:ac21159e27f4 | 499 | |
| darran | 0:ac21159e27f4 | 500 | timer.start(); |
| darran | 0:ac21159e27f4 | 501 | #ifdef __START_CLRF_MANDAT |
| darran | 0:ac21159e27f4 | 502 | for( int i=0; i<2; i++ ) |
| darran | 0:ac21159e27f4 | 503 | { |
| darran | 0:ac21159e27f4 | 504 | while(!readable()) |
| darran | 0:ac21159e27f4 | 505 | { |
| darran | 0:ac21159e27f4 | 506 | if(timer.read_ms()>timeout) |
| darran | 0:ac21159e27f4 | 507 | { |
| darran | 0:ac21159e27f4 | 508 | // DBG("Timeout!!0"); |
| darran | 0:ac21159e27f4 | 509 | return AT_TIMEOUT; |
| darran | 0:ac21159e27f4 | 510 | } |
| darran | 0:ac21159e27f4 | 511 | wait_ms(10); //Wait 10ms |
| darran | 0:ac21159e27f4 | 512 | } |
| darran | 0:ac21159e27f4 | 513 | *line = getc(); |
| darran | 0:ac21159e27f4 | 514 | // DBG("In readLine(), read : %c", *line); |
| darran | 0:ac21159e27f4 | 515 | if( ( (i == 0) && (*line!='\x0D') ) |
| darran | 0:ac21159e27f4 | 516 | || ( (i == 1) && (*line!='\x0A') ) ) |
| darran | 0:ac21159e27f4 | 517 | return AT_PARSE; |
| darran | 0:ac21159e27f4 | 518 | } |
| darran | 0:ac21159e27f4 | 519 | #else |
| darran | 0:ac21159e27f4 | 520 | |
| darran | 0:ac21159e27f4 | 521 | #endif |
| darran | 0:ac21159e27f4 | 522 | |
| darran | 0:ac21159e27f4 | 523 | for( ; len < maxLen ; len++ ) |
| darran | 0:ac21159e27f4 | 524 | { |
| darran | 0:ac21159e27f4 | 525 | timer.reset(); |
| darran | 0:ac21159e27f4 | 526 | while(!readable()) |
| darran | 0:ac21159e27f4 | 527 | { |
| darran | 0:ac21159e27f4 | 528 | if(timer.read_ms()>timeout) |
| darran | 0:ac21159e27f4 | 529 | { |
| darran | 0:ac21159e27f4 | 530 | // DBG("Timeout!!1"); |
| darran | 0:ac21159e27f4 | 531 | return AT_TIMEOUT; |
| darran | 0:ac21159e27f4 | 532 | } |
| darran | 0:ac21159e27f4 | 533 | wait_ms(10); //Wait 10ms |
| darran | 0:ac21159e27f4 | 534 | } |
| darran | 0:ac21159e27f4 | 535 | *line = getc(); |
| darran | 0:ac21159e27f4 | 536 | //DBG("In readLine(), read : %c", *line); |
| darran | 0:ac21159e27f4 | 537 | |
| darran | 0:ac21159e27f4 | 538 | if(*line=='\x0D') |
| darran | 0:ac21159e27f4 | 539 | { |
| darran | 0:ac21159e27f4 | 540 | timer.reset(); |
| darran | 0:ac21159e27f4 | 541 | while(!readable()) |
| darran | 0:ac21159e27f4 | 542 | { |
| darran | 0:ac21159e27f4 | 543 | if(timer.read_ms()>timeout) |
| darran | 0:ac21159e27f4 | 544 | { |
| darran | 0:ac21159e27f4 | 545 | return AT_TIMEOUT; |
| darran | 0:ac21159e27f4 | 546 | } |
| darran | 0:ac21159e27f4 | 547 | wait_ms(10); //Wait 1ms |
| darran | 0:ac21159e27f4 | 548 | } |
| darran | 0:ac21159e27f4 | 549 | *line = getc(); |
| darran | 0:ac21159e27f4 | 550 | // DBG("In readLine(), read : %c", *line); |
| darran | 0:ac21159e27f4 | 551 | if(*line=='\x0A') |
| darran | 0:ac21159e27f4 | 552 | { |
| darran | 0:ac21159e27f4 | 553 | if(len==0) |
| darran | 0:ac21159e27f4 | 554 | { |
| darran | 0:ac21159e27f4 | 555 | //Start of line |
| darran | 0:ac21159e27f4 | 556 | len--; |
| darran | 0:ac21159e27f4 | 557 | continue; |
| darran | 0:ac21159e27f4 | 558 | } |
| darran | 0:ac21159e27f4 | 559 | else |
| darran | 0:ac21159e27f4 | 560 | { |
| darran | 0:ac21159e27f4 | 561 | *line=0; //End of line |
| darran | 0:ac21159e27f4 | 562 | break; |
| darran | 0:ac21159e27f4 | 563 | } |
| darran | 0:ac21159e27f4 | 564 | } |
| darran | 0:ac21159e27f4 | 565 | else |
| darran | 0:ac21159e27f4 | 566 | { |
| darran | 0:ac21159e27f4 | 567 | //Should not happen, must have lost some bytes somewhere or non AT protocol |
| darran | 0:ac21159e27f4 | 568 | return AT_PARSE; |
| darran | 0:ac21159e27f4 | 569 | } |
| darran | 0:ac21159e27f4 | 570 | } |
| darran | 0:ac21159e27f4 | 571 | line++; |
| darran | 0:ac21159e27f4 | 572 | } |
| darran | 0:ac21159e27f4 | 573 | |
| darran | 0:ac21159e27f4 | 574 | if(len==maxLen) |
| darran | 0:ac21159e27f4 | 575 | return AT_INCOMPLETE; //Buffer full, must call this method again to get end of line |
| darran | 0:ac21159e27f4 | 576 | |
| darran | 0:ac21159e27f4 | 577 | return len; |
| darran | 0:ac21159e27f4 | 578 | #else |
| darran | 0:ac21159e27f4 | 579 | if(!m_isOpen) |
| darran | 0:ac21159e27f4 | 580 | return AT_CLOSED; |
| darran | 0:ac21159e27f4 | 581 | |
| darran | 0:ac21159e27f4 | 582 | Timer timer; |
| darran | 0:ac21159e27f4 | 583 | timer.start(); |
| darran | 0:ac21159e27f4 | 584 | |
| darran | 0:ac21159e27f4 | 585 | int len = 0; |
| darran | 0:ac21159e27f4 | 586 | while( len < maxLen ) |
| darran | 0:ac21159e27f4 | 587 | { |
| darran | 0:ac21159e27f4 | 588 | timer.reset(); |
| darran | 0:ac21159e27f4 | 589 | while(!readable()) |
| darran | 0:ac21159e27f4 | 590 | { |
| darran | 0:ac21159e27f4 | 591 | if(timer.read_ms()>timeout) |
| darran | 0:ac21159e27f4 | 592 | { |
| darran | 0:ac21159e27f4 | 593 | return AT_TIMEOUT; |
| darran | 0:ac21159e27f4 | 594 | } |
| darran | 0:ac21159e27f4 | 595 | wait_ms(10); //Wait 10ms |
| darran | 0:ac21159e27f4 | 596 | } |
| darran | 0:ac21159e27f4 | 597 | *line = getc(); |
| darran | 0:ac21159e27f4 | 598 | |
| darran | 0:ac21159e27f4 | 599 | if( (*line=='\x0D') || (*line=='\x0A') ) |
| darran | 0:ac21159e27f4 | 600 | { |
| darran | 0:ac21159e27f4 | 601 | |
| darran | 0:ac21159e27f4 | 602 | if(len==0) |
| darran | 0:ac21159e27f4 | 603 | { |
| darran | 0:ac21159e27f4 | 604 | //Start of line |
| darran | 0:ac21159e27f4 | 605 | continue; |
| darran | 0:ac21159e27f4 | 606 | } |
| darran | 0:ac21159e27f4 | 607 | else |
| darran | 0:ac21159e27f4 | 608 | { |
| darran | 0:ac21159e27f4 | 609 | *line=0; //End of line |
| darran | 0:ac21159e27f4 | 610 | break; |
| darran | 0:ac21159e27f4 | 611 | } |
| darran | 0:ac21159e27f4 | 612 | } |
| darran | 0:ac21159e27f4 | 613 | len++; |
| darran | 0:ac21159e27f4 | 614 | line++; |
| darran | 0:ac21159e27f4 | 615 | } |
| darran | 0:ac21159e27f4 | 616 | |
| darran | 0:ac21159e27f4 | 617 | if(len==maxLen) |
| darran | 0:ac21159e27f4 | 618 | return AT_INCOMPLETE; //Buffer full, must call this method again to get end of line |
| darran | 0:ac21159e27f4 | 619 | |
| darran | 0:ac21159e27f4 | 620 | return len; |
| darran | 0:ac21159e27f4 | 621 | #endif |
| darran | 0:ac21159e27f4 | 622 | } |
| darran | 0:ac21159e27f4 | 623 | |
| darran | 0:ac21159e27f4 | 624 | int ATIf::writeLine(const char* line) //Write a single line to serial port |
| darran | 0:ac21159e27f4 | 625 | { |
| darran | 0:ac21159e27f4 | 626 | // char* line = (char*) _line; |
| darran | 0:ac21159e27f4 | 627 | if(!m_isOpen) |
| darran | 0:ac21159e27f4 | 628 | return AT_CLOSED; |
| darran | 0:ac21159e27f4 | 629 | |
| darran | 0:ac21159e27f4 | 630 | // DBG("\n\rIn writeline."); |
| darran | 0:ac21159e27f4 | 631 | |
| darran | 0:ac21159e27f4 | 632 | int len = 0; |
| darran | 0:ac21159e27f4 | 633 | |
| darran | 0:ac21159e27f4 | 634 | while(*line) |
| darran | 0:ac21159e27f4 | 635 | { |
| darran | 0:ac21159e27f4 | 636 | putc(*line); |
| darran | 0:ac21159e27f4 | 637 | line++; |
| darran | 0:ac21159e27f4 | 638 | len++; |
| darran | 0:ac21159e27f4 | 639 | } |
| darran | 0:ac21159e27f4 | 640 | |
| darran | 0:ac21159e27f4 | 641 | /* putc('\r'); |
| darran | 0:ac21159e27f4 | 642 | |
| darran | 0:ac21159e27f4 | 643 | putc('\n');*/ |
| darran | 0:ac21159e27f4 | 644 | |
| darran | 0:ac21159e27f4 | 645 | putc('\x0D'); |
| darran | 0:ac21159e27f4 | 646 | // putc('\x0A'); |
| darran | 0:ac21159e27f4 | 647 | |
| darran | 0:ac21159e27f4 | 648 | // DBG("\n\rWritten %d + 1", len); |
| darran | 0:ac21159e27f4 | 649 | |
| darran | 0:ac21159e27f4 | 650 | return len; |
| darran | 0:ac21159e27f4 | 651 | |
| darran | 0:ac21159e27f4 | 652 | } |
| darran | 0:ac21159e27f4 | 653 | |
| darran | 0:ac21159e27f4 | 654 | |
| darran | 0:ac21159e27f4 | 655 | |
| darran | 0:ac21159e27f4 | 656 | int ATIf::readRaw(char* str, int maxLen, int timeout /*= 0*/, int minLen /*= 0*/) //Read from serial port in buf |
| darran | 0:ac21159e27f4 | 657 | { |
| darran | 0:ac21159e27f4 | 658 | if(!m_isOpen) |
| darran | 0:ac21159e27f4 | 659 | return AT_CLOSED; |
| darran | 0:ac21159e27f4 | 660 | |
| darran | 0:ac21159e27f4 | 661 | int len = 0; |
| darran | 0:ac21159e27f4 | 662 | |
| darran | 0:ac21159e27f4 | 663 | Timer timer; |
| darran | 0:ac21159e27f4 | 664 | |
| darran | 0:ac21159e27f4 | 665 | timer.start(); |
| darran | 0:ac21159e27f4 | 666 | |
| darran | 0:ac21159e27f4 | 667 | for( ; len < maxLen ; len++ ) |
| darran | 0:ac21159e27f4 | 668 | { |
| darran | 0:ac21159e27f4 | 669 | while( (len < minLen) && !readable()) |
| darran | 0:ac21159e27f4 | 670 | { |
| darran | 0:ac21159e27f4 | 671 | if(timer.read_ms()>timeout) |
| darran | 0:ac21159e27f4 | 672 | { |
| darran | 0:ac21159e27f4 | 673 | return AT_TIMEOUT; |
| darran | 0:ac21159e27f4 | 674 | } |
| darran | 0:ac21159e27f4 | 675 | wait(.01); //Wait 10ms |
| darran | 0:ac21159e27f4 | 676 | } |
| darran | 0:ac21159e27f4 | 677 | |
| darran | 0:ac21159e27f4 | 678 | if(!readable()) //Buffer read entirely |
| darran | 0:ac21159e27f4 | 679 | break; |
| darran | 0:ac21159e27f4 | 680 | |
| darran | 0:ac21159e27f4 | 681 | *str = getc(); |
| darran | 0:ac21159e27f4 | 682 | str++; |
| darran | 0:ac21159e27f4 | 683 | len++; |
| darran | 0:ac21159e27f4 | 684 | } |
| darran | 0:ac21159e27f4 | 685 | |
| darran | 0:ac21159e27f4 | 686 | *str = 0; //End char |
| darran | 0:ac21159e27f4 | 687 | |
| darran | 0:ac21159e27f4 | 688 | return len; |
| darran | 0:ac21159e27f4 | 689 | |
| darran | 0:ac21159e27f4 | 690 | } |
| darran | 0:ac21159e27f4 | 691 | |
| darran | 0:ac21159e27f4 | 692 | int ATIf::writeRaw(const char* str) //Write directly to serial port |
| darran | 0:ac21159e27f4 | 693 | { |
| darran | 0:ac21159e27f4 | 694 | if(!m_isOpen) |
| darran | 0:ac21159e27f4 | 695 | return AT_CLOSED; |
| darran | 0:ac21159e27f4 | 696 | |
| darran | 0:ac21159e27f4 | 697 | int len = 0; |
| darran | 0:ac21159e27f4 | 698 | |
| darran | 0:ac21159e27f4 | 699 | while(*str) |
| darran | 0:ac21159e27f4 | 700 | { |
| darran | 0:ac21159e27f4 | 701 | putc(*str); |
| darran | 0:ac21159e27f4 | 702 | str++; |
| darran | 0:ac21159e27f4 | 703 | len++; |
| darran | 0:ac21159e27f4 | 704 | } |
| darran | 0:ac21159e27f4 | 705 | |
| darran | 0:ac21159e27f4 | 706 | return len; |
| darran | 0:ac21159e27f4 | 707 | } |
| darran | 0:ac21159e27f4 | 708 | |
| darran | 0:ac21159e27f4 | 709 | bool ATIf::handleSignal() |
| darran | 0:ac21159e27f4 | 710 | { |
| darran | 0:ac21159e27f4 | 711 | bool beg = false; |
| darran | 0:ac21159e27f4 | 712 | |
| darran | 0:ac21159e27f4 | 713 | // SerialBuf::setReadMode(true); //Keep chars in buf when read |
| darran | 0:ac21159e27f4 | 714 | // SerialBuf::resetRead(); |
| darran | 0:ac21159e27f4 | 715 | |
| darran | 0:ac21159e27f4 | 716 | //if( !m_pCurrentSignal ) //If no signal asked for this line |
| darran | 0:ac21159e27f4 | 717 | if(true) //Check anyway, could have been some parsing error before |
| darran | 0:ac21159e27f4 | 718 | { |
| darran | 0:ac21159e27f4 | 719 | //Extract Signal Name |
| darran | 0:ac21159e27f4 | 720 | char sigName[32]; //Should not be longer than that |
| darran | 0:ac21159e27f4 | 721 | setLineMode(true); //Read one line |
| darran | 0:ac21159e27f4 | 722 | |
| darran | 0:ac21159e27f4 | 723 | int len = scanf("%[^:]:%*[^\n]", sigName); |
| darran | 0:ac21159e27f4 | 724 | if(len != 1) |
| darran | 0:ac21159e27f4 | 725 | return false; //This is not a signal |
| darran | 0:ac21159e27f4 | 726 | // DBG("\r\nGot signal %s\r\n", sigName); |
| darran | 0:ac21159e27f4 | 727 | |
| darran | 0:ac21159e27f4 | 728 | list<ATSigHandler>::iterator it; |
| darran | 0:ac21159e27f4 | 729 | |
| darran | 0:ac21159e27f4 | 730 | for ( it = m_signals.begin(); it != m_signals.end(); it++ ) |
| darran | 0:ac21159e27f4 | 731 | { |
| darran | 0:ac21159e27f4 | 732 | if( !strcmp((*it).m_name, sigName) ) |
| darran | 0:ac21159e27f4 | 733 | { |
| darran | 0:ac21159e27f4 | 734 | // DBG("\r\nFound signal %s\r\n", sigName); |
| darran | 0:ac21159e27f4 | 735 | m_pCurrentSignal = &(*it); |
| darran | 0:ac21159e27f4 | 736 | beg = true; |
| darran | 0:ac21159e27f4 | 737 | break; |
| darran | 0:ac21159e27f4 | 738 | } |
| darran | 0:ac21159e27f4 | 739 | } |
| darran | 0:ac21159e27f4 | 740 | |
| darran | 0:ac21159e27f4 | 741 | |
| darran | 0:ac21159e27f4 | 742 | } |
| darran | 0:ac21159e27f4 | 743 | |
| darran | 0:ac21159e27f4 | 744 | if( !m_pCurrentSignal ) |
| darran | 0:ac21159e27f4 | 745 | return false; //This is not a signal or it cannot be handled |
| darran | 0:ac21159e27f4 | 746 | |
| darran | 0:ac21159e27f4 | 747 | bool moreData = false; |
| darran | 0:ac21159e27f4 | 748 | //Call signal handling routine |
| darran | 0:ac21159e27f4 | 749 | SerialBuf::resetRead(); //Rollback so that the handling fn can call scanf properly |
| darran | 0:ac21159e27f4 | 750 | bool result = ((m_pCurrentSignal->m_cbObj)->*(m_pCurrentSignal->m_cbMeth))(this, beg, &moreData); |
| darran | 0:ac21159e27f4 | 751 | |
| darran | 0:ac21159e27f4 | 752 | if( !moreData ) //Processing completed |
| darran | 0:ac21159e27f4 | 753 | { |
| darran | 0:ac21159e27f4 | 754 | m_pCurrentSignal = NULL; |
| darran | 0:ac21159e27f4 | 755 | } |
| darran | 0:ac21159e27f4 | 756 | |
| darran | 0:ac21159e27f4 | 757 | return result; |
| darran | 0:ac21159e27f4 | 758 | } |
| darran | 0:ac21159e27f4 | 759 | |
| darran | 0:ac21159e27f4 | 760 | #endif |