Dirk-Willem van Gulik (NXP/mbed)
/
Bonjour
Bonjour/Zerconf library
drv/at/ATIf.cpp@5:8e53abda9900, 2010-08-14 (annotated)
- Committer:
- dirkx
- Date:
- Sat Aug 14 15:54:31 2010 +0000
- Revision:
- 5:8e53abda9900
- Parent:
- 0:355018f44c9f
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
dirkx | 0:355018f44c9f | 1 | |
dirkx | 0:355018f44c9f | 2 | /* |
dirkx | 0:355018f44c9f | 3 | Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com) |
dirkx | 0:355018f44c9f | 4 | |
dirkx | 0:355018f44c9f | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy |
dirkx | 0:355018f44c9f | 6 | of this software and associated documentation files (the "Software"), to deal |
dirkx | 0:355018f44c9f | 7 | in the Software without restriction, including without limitation the rights |
dirkx | 0:355018f44c9f | 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
dirkx | 0:355018f44c9f | 9 | copies of the Software, and to permit persons to whom the Software is |
dirkx | 0:355018f44c9f | 10 | furnished to do so, subject to the following conditions: |
dirkx | 0:355018f44c9f | 11 | |
dirkx | 0:355018f44c9f | 12 | The above copyright notice and this permission notice shall be included in |
dirkx | 0:355018f44c9f | 13 | all copies or substantial portions of the Software. |
dirkx | 0:355018f44c9f | 14 | |
dirkx | 0:355018f44c9f | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
dirkx | 0:355018f44c9f | 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
dirkx | 0:355018f44c9f | 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
dirkx | 0:355018f44c9f | 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
dirkx | 0:355018f44c9f | 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
dirkx | 0:355018f44c9f | 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
dirkx | 0:355018f44c9f | 21 | THE SOFTWARE. |
dirkx | 0:355018f44c9f | 22 | */ |
dirkx | 0:355018f44c9f | 23 | |
dirkx | 0:355018f44c9f | 24 | #include "ATIf.h" |
dirkx | 0:355018f44c9f | 25 | #include "mbed.h" |
dirkx | 0:355018f44c9f | 26 | #include <cstdarg> |
dirkx | 0:355018f44c9f | 27 | |
dirkx | 0:355018f44c9f | 28 | #define READ_TIMEOUT 100 |
dirkx | 0:355018f44c9f | 29 | #define TMP_BUF_SIZE 128//512 |
dirkx | 0:355018f44c9f | 30 | |
dirkx | 0:355018f44c9f | 31 | #define SERIAL_BUF_LEN 512 //Huge buf needed for PPP (esp. when transferring big data chunks, using TCP) |
dirkx | 0:355018f44c9f | 32 | |
dirkx | 0:355018f44c9f | 33 | #define BAUDRATE 9600//9600//115200// 19200 |
dirkx | 0:355018f44c9f | 34 | |
dirkx | 0:355018f44c9f | 35 | #include "netCfg.h" |
dirkx | 0:355018f44c9f | 36 | #if NET_GPRS |
dirkx | 0:355018f44c9f | 37 | |
dirkx | 0:355018f44c9f | 38 | //#define __DEBUG |
dirkx | 0:355018f44c9f | 39 | #include "dbg/dbg.h" |
dirkx | 0:355018f44c9f | 40 | |
dirkx | 0:355018f44c9f | 41 | ATIf::ATIf() : SerialBuf(SERIAL_BUF_LEN), m_signalsEnable(false), m_isOpen(false), m_pCurrentSignal(NULL), m_signals() |
dirkx | 0:355018f44c9f | 42 | { |
dirkx | 0:355018f44c9f | 43 | m_readTimeout = READ_TIMEOUT; //default 1s |
dirkx | 0:355018f44c9f | 44 | //tmpBuf = NULL; |
dirkx | 0:355018f44c9f | 45 | m_tmpBuf = new char[TMP_BUF_SIZE]; |
dirkx | 0:355018f44c9f | 46 | } |
dirkx | 0:355018f44c9f | 47 | |
dirkx | 0:355018f44c9f | 48 | ATIf::~ATIf() |
dirkx | 0:355018f44c9f | 49 | { |
dirkx | 0:355018f44c9f | 50 | if(m_tmpBuf) |
dirkx | 0:355018f44c9f | 51 | delete[] m_tmpBuf; |
dirkx | 0:355018f44c9f | 52 | } |
dirkx | 0:355018f44c9f | 53 | |
dirkx | 0:355018f44c9f | 54 | int ATIf::printf(const char* format, ... ) |
dirkx | 0:355018f44c9f | 55 | { |
dirkx | 0:355018f44c9f | 56 | |
dirkx | 0:355018f44c9f | 57 | /*if(!m_tmpBuf) |
dirkx | 0:355018f44c9f | 58 | m_tmpBuf = new char[TMP_BUF_SIZE]; //is it really necessary ??*/ |
dirkx | 0:355018f44c9f | 59 | *m_tmpBuf=0; |
dirkx | 0:355018f44c9f | 60 | |
dirkx | 0:355018f44c9f | 61 | int len = 0; |
dirkx | 0:355018f44c9f | 62 | |
dirkx | 0:355018f44c9f | 63 | // |
dirkx | 0:355018f44c9f | 64 | // flushBuffer(); |
dirkx | 0:355018f44c9f | 65 | //wait(1); |
dirkx | 0:355018f44c9f | 66 | // |
dirkx | 0:355018f44c9f | 67 | |
dirkx | 0:355018f44c9f | 68 | va_list argp; |
dirkx | 0:355018f44c9f | 69 | |
dirkx | 0:355018f44c9f | 70 | va_start(argp, format); |
dirkx | 0:355018f44c9f | 71 | len += vsprintf(m_tmpBuf, format, argp); |
dirkx | 0:355018f44c9f | 72 | va_end(argp); |
dirkx | 0:355018f44c9f | 73 | |
dirkx | 0:355018f44c9f | 74 | //DBG("\r\nOutBuf is : %s, mode is %d.", m_tmpBuf, m_lineMode); |
dirkx | 0:355018f44c9f | 75 | |
dirkx | 0:355018f44c9f | 76 | int err = write( m_tmpBuf, m_lineMode ); |
dirkx | 0:355018f44c9f | 77 | if (err<0) |
dirkx | 0:355018f44c9f | 78 | return 0; |
dirkx | 0:355018f44c9f | 79 | |
dirkx | 0:355018f44c9f | 80 | return len; |
dirkx | 0:355018f44c9f | 81 | |
dirkx | 0:355018f44c9f | 82 | } |
dirkx | 0:355018f44c9f | 83 | |
dirkx | 0:355018f44c9f | 84 | int ATIf::scanf(const char* format, ... ) |
dirkx | 0:355018f44c9f | 85 | { |
dirkx | 0:355018f44c9f | 86 | /*if(!m_tmpBuf) |
dirkx | 0:355018f44c9f | 87 | m_tmpBuf = new char[TMP_BUF_SIZE];*/ |
dirkx | 0:355018f44c9f | 88 | int err = read( m_tmpBuf, TMP_BUF_SIZE - 1, m_readTimeout, m_lineMode, 1/*Ensure at least one char is read*/ ); |
dirkx | 0:355018f44c9f | 89 | if (err<0) |
dirkx | 0:355018f44c9f | 90 | return -1;//EOF |
dirkx | 0:355018f44c9f | 91 | |
dirkx | 0:355018f44c9f | 92 | DBG("Scanf'ing:\r\n%s\r\n",m_tmpBuf); |
dirkx | 0:355018f44c9f | 93 | |
dirkx | 0:355018f44c9f | 94 | int len = 0; |
dirkx | 0:355018f44c9f | 95 | |
dirkx | 0:355018f44c9f | 96 | if(strchr(format,'%')) //Ugly, determines wether format string is null or not |
dirkx | 0:355018f44c9f | 97 | { |
dirkx | 0:355018f44c9f | 98 | va_list argp; |
dirkx | 0:355018f44c9f | 99 | |
dirkx | 0:355018f44c9f | 100 | va_start(argp, format); |
dirkx | 0:355018f44c9f | 101 | len += vsscanf(m_tmpBuf, format, argp); |
dirkx | 0:355018f44c9f | 102 | va_end(argp); |
dirkx | 0:355018f44c9f | 103 | } |
dirkx | 0:355018f44c9f | 104 | else //No varargs, call strncmp |
dirkx | 0:355018f44c9f | 105 | { |
dirkx | 0:355018f44c9f | 106 | /* if(strlen(m_tmpBuf) == 0 ) |
dirkx | 0:355018f44c9f | 107 | return -1;*/ |
dirkx | 0:355018f44c9f | 108 | if( !strncmp(m_tmpBuf, format, strlen(format)) ) |
dirkx | 0:355018f44c9f | 109 | { |
dirkx | 0:355018f44c9f | 110 | return 0; |
dirkx | 0:355018f44c9f | 111 | } |
dirkx | 0:355018f44c9f | 112 | else |
dirkx | 0:355018f44c9f | 113 | { |
dirkx | 0:355018f44c9f | 114 | return -1; |
dirkx | 0:355018f44c9f | 115 | } |
dirkx | 0:355018f44c9f | 116 | } |
dirkx | 0:355018f44c9f | 117 | |
dirkx | 0:355018f44c9f | 118 | return len; |
dirkx | 0:355018f44c9f | 119 | |
dirkx | 0:355018f44c9f | 120 | } |
dirkx | 0:355018f44c9f | 121 | |
dirkx | 0:355018f44c9f | 122 | void ATIf::setTimeout(int timeout) //used by scanf |
dirkx | 0:355018f44c9f | 123 | { |
dirkx | 0:355018f44c9f | 124 | m_readTimeout = timeout; |
dirkx | 0:355018f44c9f | 125 | } |
dirkx | 0:355018f44c9f | 126 | |
dirkx | 0:355018f44c9f | 127 | void ATIf::setLineMode(bool lineMode) //Switch btw line & raw fns |
dirkx | 0:355018f44c9f | 128 | { |
dirkx | 0:355018f44c9f | 129 | m_lineMode = lineMode; |
dirkx | 0:355018f44c9f | 130 | } |
dirkx | 0:355018f44c9f | 131 | |
dirkx | 0:355018f44c9f | 132 | void ATIf::setSignals(bool signalsEnable) |
dirkx | 0:355018f44c9f | 133 | { |
dirkx | 0:355018f44c9f | 134 | m_signalsEnable=signalsEnable; |
dirkx | 0:355018f44c9f | 135 | } |
dirkx | 0:355018f44c9f | 136 | |
dirkx | 0:355018f44c9f | 137 | #ifdef __LINKING_SCRIPT_BUG_SOLVED__ |
dirkx | 0:355018f44c9f | 138 | template<class T> |
dirkx | 0:355018f44c9f | 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 |
dirkx | 0:355018f44c9f | 140 | { |
dirkx | 0:355018f44c9f | 141 | ATSigHandler sig(sigName, (ATSigHandler::CDummy*)pItem, (bool (ATSigHandler::CDummy::*)(ATIf*, bool, bool*))pMethod); |
dirkx | 0:355018f44c9f | 142 | m_signals.push_back(sig); |
dirkx | 0:355018f44c9f | 143 | } |
dirkx | 0:355018f44c9f | 144 | #else |
dirkx | 0:355018f44c9f | 145 | //defined in ATIf.h directly |
dirkx | 0:355018f44c9f | 146 | //(it's ugly, I know ;)) |
dirkx | 0:355018f44c9f | 147 | #endif |
dirkx | 0:355018f44c9f | 148 | |
dirkx | 0:355018f44c9f | 149 | void ATIf::detachSignal( const char* sigName ) |
dirkx | 0:355018f44c9f | 150 | { |
dirkx | 0:355018f44c9f | 151 | list<ATSigHandler>::iterator it; |
dirkx | 0:355018f44c9f | 152 | |
dirkx | 0:355018f44c9f | 153 | for ( it = m_signals.begin(); it != m_signals.end(); it++ ) |
dirkx | 0:355018f44c9f | 154 | { |
dirkx | 0:355018f44c9f | 155 | if( !strcmp((*it).m_name,sigName) ) |
dirkx | 0:355018f44c9f | 156 | { |
dirkx | 0:355018f44c9f | 157 | m_signals.erase(it); |
dirkx | 0:355018f44c9f | 158 | break; |
dirkx | 0:355018f44c9f | 159 | } |
dirkx | 0:355018f44c9f | 160 | } |
dirkx | 0:355018f44c9f | 161 | } |
dirkx | 0:355018f44c9f | 162 | |
dirkx | 0:355018f44c9f | 163 | ATErr ATIf::open(Serial* pSerial) //Deactivate echo, etc |
dirkx | 0:355018f44c9f | 164 | { |
dirkx | 0:355018f44c9f | 165 | DBG("\r\nOpening..."); |
dirkx | 0:355018f44c9f | 166 | m_isOpen = true; //Must be set so that the serial port-related fns work |
dirkx | 0:355018f44c9f | 167 | //Setup options |
dirkx | 0:355018f44c9f | 168 | // pSerial->baud(BAUDRATE); //FIXME |
dirkx | 0:355018f44c9f | 169 | SerialBuf::attach(pSerial); |
dirkx | 0:355018f44c9f | 170 | |
dirkx | 0:355018f44c9f | 171 | setReadMode(false); //Discard chars |
dirkx | 0:355018f44c9f | 172 | setTimeout(1000); |
dirkx | 0:355018f44c9f | 173 | setLineMode(true); //Line Mode |
dirkx | 0:355018f44c9f | 174 | |
dirkx | 0:355018f44c9f | 175 | DBG("\r\nTrmt..."); |
dirkx | 0:355018f44c9f | 176 | // printf("AT+IPR=%d", BAUDRATE); //FIXME |
dirkx | 0:355018f44c9f | 177 | wait(.100); |
dirkx | 0:355018f44c9f | 178 | printf("ATE"); //Deactivate echo |
dirkx | 0:355018f44c9f | 179 | wait(.500); |
dirkx | 0:355018f44c9f | 180 | flushBuffer(); |
dirkx | 0:355018f44c9f | 181 | |
dirkx | 0:355018f44c9f | 182 | DBG("\r\nATE OK."); |
dirkx | 0:355018f44c9f | 183 | |
dirkx | 0:355018f44c9f | 184 | int len = writeLine("ATV1"); |
dirkx | 0:355018f44c9f | 185 | ATErr err = AT_OK; |
dirkx | 0:355018f44c9f | 186 | if(len<0) |
dirkx | 0:355018f44c9f | 187 | err=(ATErr)len; |
dirkx | 0:355018f44c9f | 188 | |
dirkx | 0:355018f44c9f | 189 | if(!err) |
dirkx | 0:355018f44c9f | 190 | { |
dirkx | 0:355018f44c9f | 191 | err = checkOK(); |
dirkx | 0:355018f44c9f | 192 | if (err) //No ACK from module |
dirkx | 0:355018f44c9f | 193 | { |
dirkx | 0:355018f44c9f | 194 | DBG("\r\nOpening port, error %d.", err); |
dirkx | 0:355018f44c9f | 195 | if(err==AT_TIMEOUT) |
dirkx | 0:355018f44c9f | 196 | err = AT_NOANSWER; |
dirkx | 0:355018f44c9f | 197 | } |
dirkx | 0:355018f44c9f | 198 | } |
dirkx | 0:355018f44c9f | 199 | |
dirkx | 0:355018f44c9f | 200 | if(err) |
dirkx | 0:355018f44c9f | 201 | { |
dirkx | 0:355018f44c9f | 202 | SerialBuf::detach(); |
dirkx | 0:355018f44c9f | 203 | m_isOpen = false; |
dirkx | 0:355018f44c9f | 204 | return err; |
dirkx | 0:355018f44c9f | 205 | } |
dirkx | 0:355018f44c9f | 206 | |
dirkx | 0:355018f44c9f | 207 | DBG("\r\nNo error."); |
dirkx | 0:355018f44c9f | 208 | #if 0//FIXME |
dirkx | 0:355018f44c9f | 209 | m_signalsEnable = true; |
dirkx | 0:355018f44c9f | 210 | #endif |
dirkx | 0:355018f44c9f | 211 | //FIXME: |
dirkx | 0:355018f44c9f | 212 | // m_pSerial->attach<ATIf>(this, &ATIf::onSerialInterrupt); |
dirkx | 0:355018f44c9f | 213 | |
dirkx | 0:355018f44c9f | 214 | return AT_OK; |
dirkx | 0:355018f44c9f | 215 | } |
dirkx | 0:355018f44c9f | 216 | |
dirkx | 0:355018f44c9f | 217 | #if NET_USB_SERIAL |
dirkx | 0:355018f44c9f | 218 | ATErr ATIf::open(UsbSerial* pUsbSerial) //Deactivate echo, etc |
dirkx | 0:355018f44c9f | 219 | { |
dirkx | 0:355018f44c9f | 220 | DBG("\r\nOpening..."); |
dirkx | 0:355018f44c9f | 221 | m_isOpen = true; //Must be set so that the serial port-related fns work |
dirkx | 0:355018f44c9f | 222 | //Setup options |
dirkx | 0:355018f44c9f | 223 | SerialBuf::attach(pUsbSerial); |
dirkx | 0:355018f44c9f | 224 | |
dirkx | 0:355018f44c9f | 225 | setReadMode(false); //Discard chars |
dirkx | 0:355018f44c9f | 226 | setTimeout(1000); |
dirkx | 0:355018f44c9f | 227 | setLineMode(true); //Line Mode |
dirkx | 0:355018f44c9f | 228 | |
dirkx | 0:355018f44c9f | 229 | printf("ATZ"); //Reinit |
dirkx | 0:355018f44c9f | 230 | wait(.500); |
dirkx | 0:355018f44c9f | 231 | //flushBuffer(); |
dirkx | 0:355018f44c9f | 232 | // printf("ATE0 ^CURC=0"); //Deactivate echo & notif |
dirkx | 0:355018f44c9f | 233 | printf("ATE0"); //Deactivate echo & notif |
dirkx | 0:355018f44c9f | 234 | wait(.500); |
dirkx | 0:355018f44c9f | 235 | flushBuffer(); |
dirkx | 0:355018f44c9f | 236 | |
dirkx | 0:355018f44c9f | 237 | DBG("\r\nATE OK."); |
dirkx | 0:355018f44c9f | 238 | |
dirkx | 0:355018f44c9f | 239 | int len = writeLine("ATQ0 V1 S0=0 &C1 &D2 +FCLASS=0");//writeLine("ATQ0 V1 S0=0 &C1 &D2 +FCLASS=0"); |
dirkx | 0:355018f44c9f | 240 | ATErr err = AT_OK; |
dirkx | 0:355018f44c9f | 241 | if(len<0) |
dirkx | 0:355018f44c9f | 242 | err=(ATErr)len; |
dirkx | 0:355018f44c9f | 243 | |
dirkx | 0:355018f44c9f | 244 | if(!err) |
dirkx | 0:355018f44c9f | 245 | { |
dirkx | 0:355018f44c9f | 246 | err = checkOK(); |
dirkx | 0:355018f44c9f | 247 | if (err) //No ACK from module |
dirkx | 0:355018f44c9f | 248 | { |
dirkx | 0:355018f44c9f | 249 | DBG("\r\nOpening port, error %d.", err); |
dirkx | 0:355018f44c9f | 250 | if(err==AT_TIMEOUT) |
dirkx | 0:355018f44c9f | 251 | err = AT_NOANSWER; |
dirkx | 0:355018f44c9f | 252 | } |
dirkx | 0:355018f44c9f | 253 | } |
dirkx | 0:355018f44c9f | 254 | |
dirkx | 0:355018f44c9f | 255 | if(err) |
dirkx | 0:355018f44c9f | 256 | { |
dirkx | 0:355018f44c9f | 257 | SerialBuf::detach(); |
dirkx | 0:355018f44c9f | 258 | m_isOpen = false; |
dirkx | 0:355018f44c9f | 259 | return err; |
dirkx | 0:355018f44c9f | 260 | } |
dirkx | 0:355018f44c9f | 261 | |
dirkx | 0:355018f44c9f | 262 | DBG("\r\nNo error."); |
dirkx | 0:355018f44c9f | 263 | m_signalsEnable = true; |
dirkx | 0:355018f44c9f | 264 | //FIXME: |
dirkx | 0:355018f44c9f | 265 | // m_pSerial->attach<ATIf>(this, &ATIf::onSerialInterrupt); |
dirkx | 0:355018f44c9f | 266 | |
dirkx | 0:355018f44c9f | 267 | return AT_OK; |
dirkx | 0:355018f44c9f | 268 | } |
dirkx | 0:355018f44c9f | 269 | #endif |
dirkx | 0:355018f44c9f | 270 | |
dirkx | 0:355018f44c9f | 271 | ATErr ATIf::close() //Release port |
dirkx | 0:355018f44c9f | 272 | { |
dirkx | 0:355018f44c9f | 273 | SerialBuf::detach(); //Detach serial buf |
dirkx | 0:355018f44c9f | 274 | m_isOpen = false; |
dirkx | 0:355018f44c9f | 275 | m_signalsEnable = false; |
dirkx | 0:355018f44c9f | 276 | return AT_OK; |
dirkx | 0:355018f44c9f | 277 | } |
dirkx | 0:355018f44c9f | 278 | |
dirkx | 0:355018f44c9f | 279 | ATErr ATIf::flushBuffer() |
dirkx | 0:355018f44c9f | 280 | { |
dirkx | 0:355018f44c9f | 281 | if(!m_isOpen) |
dirkx | 0:355018f44c9f | 282 | return AT_CLOSED; |
dirkx | 0:355018f44c9f | 283 | |
dirkx | 0:355018f44c9f | 284 | int len=0; |
dirkx | 0:355018f44c9f | 285 | // char c; |
dirkx | 0:355018f44c9f | 286 | while(readable()) |
dirkx | 0:355018f44c9f | 287 | { |
dirkx | 0:355018f44c9f | 288 | /* c = */ getc(); |
dirkx | 0:355018f44c9f | 289 | // DBG("\r\n[%c] discarded.", c); |
dirkx | 0:355018f44c9f | 290 | // wait(0.01); |
dirkx | 0:355018f44c9f | 291 | len++; |
dirkx | 0:355018f44c9f | 292 | } |
dirkx | 0:355018f44c9f | 293 | |
dirkx | 0:355018f44c9f | 294 | DBG("\r\n%d chars discarded.", len); |
dirkx | 0:355018f44c9f | 295 | |
dirkx | 0:355018f44c9f | 296 | return AT_OK; |
dirkx | 0:355018f44c9f | 297 | } |
dirkx | 0:355018f44c9f | 298 | |
dirkx | 0:355018f44c9f | 299 | ATErr ATIf::flushLine(int timeout) |
dirkx | 0:355018f44c9f | 300 | { |
dirkx | 0:355018f44c9f | 301 | if(!m_isOpen) |
dirkx | 0:355018f44c9f | 302 | return AT_CLOSED; |
dirkx | 0:355018f44c9f | 303 | |
dirkx | 0:355018f44c9f | 304 | Timer timer; |
dirkx | 0:355018f44c9f | 305 | |
dirkx | 0:355018f44c9f | 306 | timer.start(); |
dirkx | 0:355018f44c9f | 307 | |
dirkx | 0:355018f44c9f | 308 | int len=0; |
dirkx | 0:355018f44c9f | 309 | char c=0; |
dirkx | 0:355018f44c9f | 310 | while(true) |
dirkx | 0:355018f44c9f | 311 | { |
dirkx | 0:355018f44c9f | 312 | while(!readable()) |
dirkx | 0:355018f44c9f | 313 | { if(timer.read_ms()>timeout) |
dirkx | 0:355018f44c9f | 314 | { |
dirkx | 0:355018f44c9f | 315 | // DBG("Timeout!!0"); |
dirkx | 0:355018f44c9f | 316 | return AT_TIMEOUT; |
dirkx | 0:355018f44c9f | 317 | } |
dirkx | 0:355018f44c9f | 318 | } |
dirkx | 0:355018f44c9f | 319 | if(c=='\x0D') |
dirkx | 0:355018f44c9f | 320 | { |
dirkx | 0:355018f44c9f | 321 | c = getc(); |
dirkx | 0:355018f44c9f | 322 | len++; |
dirkx | 0:355018f44c9f | 323 | if(c=='\x0A') |
dirkx | 0:355018f44c9f | 324 | break; |
dirkx | 0:355018f44c9f | 325 | } |
dirkx | 0:355018f44c9f | 326 | else |
dirkx | 0:355018f44c9f | 327 | { |
dirkx | 0:355018f44c9f | 328 | c = getc(); |
dirkx | 0:355018f44c9f | 329 | len++; |
dirkx | 0:355018f44c9f | 330 | } |
dirkx | 0:355018f44c9f | 331 | } |
dirkx | 0:355018f44c9f | 332 | |
dirkx | 0:355018f44c9f | 333 | // DBG("\r\n%d chars discarded.", len); |
dirkx | 0:355018f44c9f | 334 | |
dirkx | 0:355018f44c9f | 335 | return AT_OK; |
dirkx | 0:355018f44c9f | 336 | } |
dirkx | 0:355018f44c9f | 337 | |
dirkx | 0:355018f44c9f | 338 | bool ATIf::onRead() |
dirkx | 0:355018f44c9f | 339 | { |
dirkx | 0:355018f44c9f | 340 | if(!m_signalsEnable) |
dirkx | 0:355018f44c9f | 341 | return false; |
dirkx | 0:355018f44c9f | 342 | |
dirkx | 0:355018f44c9f | 343 | //Save Usermode params |
dirkx | 0:355018f44c9f | 344 | volatile int u_readTimeout = m_readTimeout; |
dirkx | 0:355018f44c9f | 345 | volatile bool u_lineMode = m_lineMode; |
dirkx | 0:355018f44c9f | 346 | // bool u_isOpen = m_isOpen; |
dirkx | 0:355018f44c9f | 347 | SerialBuf::setReadMode(true); |
dirkx | 0:355018f44c9f | 348 | |
dirkx | 0:355018f44c9f | 349 | m_readTimeout = 0; //No timeout in an interrupt fn! |
dirkx | 0:355018f44c9f | 350 | |
dirkx | 0:355018f44c9f | 351 | bool handled; |
dirkx | 0:355018f44c9f | 352 | if(!!flushLine(0)) |
dirkx | 0:355018f44c9f | 353 | { |
dirkx | 0:355018f44c9f | 354 | SerialBuf::resetRead(); |
dirkx | 0:355018f44c9f | 355 | //Not a complete line here, wait... |
dirkx | 0:355018f44c9f | 356 | handled = false; |
dirkx | 0:355018f44c9f | 357 | } |
dirkx | 0:355018f44c9f | 358 | else |
dirkx | 0:355018f44c9f | 359 | { |
dirkx | 0:355018f44c9f | 360 | SerialBuf::resetRead(); |
dirkx | 0:355018f44c9f | 361 | handled = true; |
dirkx | 0:355018f44c9f | 362 | if( handleSignal() ) //Was that a signal ? |
dirkx | 0:355018f44c9f | 363 | { |
dirkx | 0:355018f44c9f | 364 | //OK, discard data since it has been processed |
dirkx | 0:355018f44c9f | 365 | SerialBuf::flushRead(); |
dirkx | 0:355018f44c9f | 366 | } |
dirkx | 0:355018f44c9f | 367 | else |
dirkx | 0:355018f44c9f | 368 | { |
dirkx | 0:355018f44c9f | 369 | //Keep data since it has not been processed yet |
dirkx | 0:355018f44c9f | 370 | //Have to be processed in usermode |
dirkx | 0:355018f44c9f | 371 | SerialBuf::resetRead(); |
dirkx | 0:355018f44c9f | 372 | // handled = false; |
dirkx | 0:355018f44c9f | 373 | } |
dirkx | 0:355018f44c9f | 374 | } |
dirkx | 0:355018f44c9f | 375 | //Restore Usermode params |
dirkx | 0:355018f44c9f | 376 | m_readTimeout = u_readTimeout; |
dirkx | 0:355018f44c9f | 377 | m_lineMode = u_lineMode; |
dirkx | 0:355018f44c9f | 378 | //m_isOpen = u_isOpen; |
dirkx | 0:355018f44c9f | 379 | return handled; |
dirkx | 0:355018f44c9f | 380 | } |
dirkx | 0:355018f44c9f | 381 | |
dirkx | 0:355018f44c9f | 382 | ATErr ATIf::rawOpen(Serial* pSerial, int baudrate) //Simple open function for similar non-conforming protocols |
dirkx | 0:355018f44c9f | 383 | { |
dirkx | 0:355018f44c9f | 384 | DBG("\r\nOpening..."); |
dirkx | 0:355018f44c9f | 385 | m_isOpen = true; //Must be set so that the serial port-related fns work |
dirkx | 0:355018f44c9f | 386 | //Setup options |
dirkx | 0:355018f44c9f | 387 | pSerial->baud(baudrate); |
dirkx | 0:355018f44c9f | 388 | SerialBuf::attach(pSerial); |
dirkx | 0:355018f44c9f | 389 | |
dirkx | 0:355018f44c9f | 390 | return AT_OK; |
dirkx | 0:355018f44c9f | 391 | } |
dirkx | 0:355018f44c9f | 392 | |
dirkx | 0:355018f44c9f | 393 | #if 0 |
dirkx | 0:355018f44c9f | 394 | ATErr ATIf::command(const char* cmd, char* result, int resultLen, int timeout) ////WARN/FIXME: result has to be long enough!!! |
dirkx | 0:355018f44c9f | 395 | { |
dirkx | 0:355018f44c9f | 396 | if(!m_isOpen) |
dirkx | 0:355018f44c9f | 397 | return AT_CLOSED; |
dirkx | 0:355018f44c9f | 398 | |
dirkx | 0:355018f44c9f | 399 | flushBuffer(); |
dirkx | 0:355018f44c9f | 400 | |
dirkx | 0:355018f44c9f | 401 | int err; |
dirkx | 0:355018f44c9f | 402 | err = writeLine(cmd); |
dirkx | 0:355018f44c9f | 403 | |
dirkx | 0:355018f44c9f | 404 | if(err<0) |
dirkx | 0:355018f44c9f | 405 | { m_receiveStatus = AT_READY; return (ATErr)err; } |
dirkx | 0:355018f44c9f | 406 | |
dirkx | 0:355018f44c9f | 407 | err = readLine(result, resultLen, timeout); |
dirkx | 0:355018f44c9f | 408 | |
dirkx | 0:355018f44c9f | 409 | if(err<0) |
dirkx | 0:355018f44c9f | 410 | { m_receiveStatus = AT_READY; return (ATErr)err; } |
dirkx | 0:355018f44c9f | 411 | |
dirkx | 0:355018f44c9f | 412 | m_receiveStatus = AT_READY; |
dirkx | 0:355018f44c9f | 413 | |
dirkx | 0:355018f44c9f | 414 | return AT_OK; |
dirkx | 0:355018f44c9f | 415 | |
dirkx | 0:355018f44c9f | 416 | } |
dirkx | 0:355018f44c9f | 417 | #endif |
dirkx | 0:355018f44c9f | 418 | |
dirkx | 0:355018f44c9f | 419 | ATErr ATIf::write(const char* cmd, bool lineMode /*= false*/) |
dirkx | 0:355018f44c9f | 420 | { |
dirkx | 0:355018f44c9f | 421 | if(!m_isOpen) |
dirkx | 0:355018f44c9f | 422 | return AT_CLOSED; |
dirkx | 0:355018f44c9f | 423 | |
dirkx | 0:355018f44c9f | 424 | int err; |
dirkx | 0:355018f44c9f | 425 | err = lineMode ? writeLine(cmd) : writeRaw(cmd); |
dirkx | 0:355018f44c9f | 426 | |
dirkx | 0:355018f44c9f | 427 | if(err<0) |
dirkx | 0:355018f44c9f | 428 | return (ATErr)err; |
dirkx | 0:355018f44c9f | 429 | |
dirkx | 0:355018f44c9f | 430 | return AT_OK; |
dirkx | 0:355018f44c9f | 431 | } |
dirkx | 0:355018f44c9f | 432 | |
dirkx | 0:355018f44c9f | 433 | |
dirkx | 0:355018f44c9f | 434 | ATErr ATIf::read(char* result, int resultMaxLen, int timeout, bool lineMode /*= false*/, int resultMinLen/* = 0*/) |
dirkx | 0:355018f44c9f | 435 | { |
dirkx | 0:355018f44c9f | 436 | if(!m_isOpen) |
dirkx | 0:355018f44c9f | 437 | return AT_CLOSED; |
dirkx | 0:355018f44c9f | 438 | |
dirkx | 0:355018f44c9f | 439 | int err; |
dirkx | 0:355018f44c9f | 440 | err = lineMode ? readLine(result, resultMaxLen, timeout) : readRaw(result, resultMaxLen, timeout, resultMinLen); |
dirkx | 0:355018f44c9f | 441 | |
dirkx | 0:355018f44c9f | 442 | if(err<0) |
dirkx | 0:355018f44c9f | 443 | return (ATErr)err; |
dirkx | 0:355018f44c9f | 444 | |
dirkx | 0:355018f44c9f | 445 | return AT_OK; |
dirkx | 0:355018f44c9f | 446 | } |
dirkx | 0:355018f44c9f | 447 | |
dirkx | 0:355018f44c9f | 448 | bool ATIf::isOpen() |
dirkx | 0:355018f44c9f | 449 | { |
dirkx | 0:355018f44c9f | 450 | return m_isOpen; |
dirkx | 0:355018f44c9f | 451 | } |
dirkx | 0:355018f44c9f | 452 | |
dirkx | 0:355018f44c9f | 453 | ATErr ATIf::checkOK() //Helper fn to quickly check that OK has been returned |
dirkx | 0:355018f44c9f | 454 | { |
dirkx | 0:355018f44c9f | 455 | char ret[16] = {0}; |
dirkx | 0:355018f44c9f | 456 | int err = readLine(ret,16,m_readTimeout); |
dirkx | 0:355018f44c9f | 457 | |
dirkx | 0:355018f44c9f | 458 | if(err<0) |
dirkx | 0:355018f44c9f | 459 | { |
dirkx | 0:355018f44c9f | 460 | DBG("\r\nError in check (%s).\r\n", ret); |
dirkx | 0:355018f44c9f | 461 | flushBuffer(); //Discard anything in buf to avoid misparsing in the following calls |
dirkx | 0:355018f44c9f | 462 | return (ATErr)err; |
dirkx | 0:355018f44c9f | 463 | } |
dirkx | 0:355018f44c9f | 464 | |
dirkx | 0:355018f44c9f | 465 | if(!!strcmp("OK",ret)) |
dirkx | 0:355018f44c9f | 466 | { |
dirkx | 0:355018f44c9f | 467 | DBG("\r\nNot an OK <%s>.\r\n", ret); |
dirkx | 0:355018f44c9f | 468 | flushBuffer(); |
dirkx | 0:355018f44c9f | 469 | return AT_ERROR; |
dirkx | 0:355018f44c9f | 470 | } |
dirkx | 0:355018f44c9f | 471 | |
dirkx | 0:355018f44c9f | 472 | DBG("\r\nCHECK OK\r\n"); |
dirkx | 0:355018f44c9f | 473 | |
dirkx | 0:355018f44c9f | 474 | return AT_OK; |
dirkx | 0:355018f44c9f | 475 | } |
dirkx | 0:355018f44c9f | 476 | |
dirkx | 0:355018f44c9f | 477 | #if 0 |
dirkx | 0:355018f44c9f | 478 | void ATIf::onSerialInterrupt() //Callback from m_pSerial |
dirkx | 0:355018f44c9f | 479 | { |
dirkx | 0:355018f44c9f | 480 | return;//FIXME |
dirkx | 0:355018f44c9f | 481 | |
dirkx | 0:355018f44c9f | 482 | if(m_receiveStatus == AT_READING) |
dirkx | 0:355018f44c9f | 483 | return; |
dirkx | 0:355018f44c9f | 484 | |
dirkx | 0:355018f44c9f | 485 | if( m_cbObj && m_cbMeth ) |
dirkx | 0:355018f44c9f | 486 | return (m_cbObj->*m_cbMeth)(); |
dirkx | 0:355018f44c9f | 487 | } |
dirkx | 0:355018f44c9f | 488 | #endif |
dirkx | 0:355018f44c9f | 489 | |
dirkx | 0:355018f44c9f | 490 | int ATIf::readLine(char* line, int maxLen, int timeout) //Read a single line from serial port, return length or ATErr(<0) |
dirkx | 0:355018f44c9f | 491 | { |
dirkx | 0:355018f44c9f | 492 | #ifdef OLDREADLINE |
dirkx | 0:355018f44c9f | 493 | if(!m_isOpen) |
dirkx | 0:355018f44c9f | 494 | return AT_CLOSED; |
dirkx | 0:355018f44c9f | 495 | |
dirkx | 0:355018f44c9f | 496 | int len = 0; |
dirkx | 0:355018f44c9f | 497 | |
dirkx | 0:355018f44c9f | 498 | Timer timer; |
dirkx | 0:355018f44c9f | 499 | |
dirkx | 0:355018f44c9f | 500 | timer.start(); |
dirkx | 0:355018f44c9f | 501 | #ifdef __START_CLRF_MANDAT |
dirkx | 0:355018f44c9f | 502 | for( int i=0; i<2; i++ ) |
dirkx | 0:355018f44c9f | 503 | { |
dirkx | 0:355018f44c9f | 504 | while(!readable()) |
dirkx | 0:355018f44c9f | 505 | { |
dirkx | 0:355018f44c9f | 506 | if(timer.read_ms()>timeout) |
dirkx | 0:355018f44c9f | 507 | { |
dirkx | 0:355018f44c9f | 508 | // DBG("Timeout!!0"); |
dirkx | 0:355018f44c9f | 509 | return AT_TIMEOUT; |
dirkx | 0:355018f44c9f | 510 | } |
dirkx | 0:355018f44c9f | 511 | wait_ms(10); //Wait 10ms |
dirkx | 0:355018f44c9f | 512 | } |
dirkx | 0:355018f44c9f | 513 | *line = getc(); |
dirkx | 0:355018f44c9f | 514 | // DBG("In readLine(), read : %c", *line); |
dirkx | 0:355018f44c9f | 515 | if( ( (i == 0) && (*line!='\x0D') ) |
dirkx | 0:355018f44c9f | 516 | || ( (i == 1) && (*line!='\x0A') ) ) |
dirkx | 0:355018f44c9f | 517 | return AT_PARSE; |
dirkx | 0:355018f44c9f | 518 | } |
dirkx | 0:355018f44c9f | 519 | #else |
dirkx | 0:355018f44c9f | 520 | |
dirkx | 0:355018f44c9f | 521 | #endif |
dirkx | 0:355018f44c9f | 522 | |
dirkx | 0:355018f44c9f | 523 | for( ; len < maxLen ; len++ ) |
dirkx | 0:355018f44c9f | 524 | { |
dirkx | 0:355018f44c9f | 525 | timer.reset(); |
dirkx | 0:355018f44c9f | 526 | while(!readable()) |
dirkx | 0:355018f44c9f | 527 | { |
dirkx | 0:355018f44c9f | 528 | if(timer.read_ms()>timeout) |
dirkx | 0:355018f44c9f | 529 | { |
dirkx | 0:355018f44c9f | 530 | // DBG("Timeout!!1"); |
dirkx | 0:355018f44c9f | 531 | return AT_TIMEOUT; |
dirkx | 0:355018f44c9f | 532 | } |
dirkx | 0:355018f44c9f | 533 | wait_ms(10); //Wait 10ms |
dirkx | 0:355018f44c9f | 534 | } |
dirkx | 0:355018f44c9f | 535 | *line = getc(); |
dirkx | 0:355018f44c9f | 536 | //DBG("In readLine(), read : %c", *line); |
dirkx | 0:355018f44c9f | 537 | |
dirkx | 0:355018f44c9f | 538 | if(*line=='\x0D') |
dirkx | 0:355018f44c9f | 539 | { |
dirkx | 0:355018f44c9f | 540 | timer.reset(); |
dirkx | 0:355018f44c9f | 541 | while(!readable()) |
dirkx | 0:355018f44c9f | 542 | { |
dirkx | 0:355018f44c9f | 543 | if(timer.read_ms()>timeout) |
dirkx | 0:355018f44c9f | 544 | { |
dirkx | 0:355018f44c9f | 545 | return AT_TIMEOUT; |
dirkx | 0:355018f44c9f | 546 | } |
dirkx | 0:355018f44c9f | 547 | wait_ms(10); //Wait 1ms |
dirkx | 0:355018f44c9f | 548 | } |
dirkx | 0:355018f44c9f | 549 | *line = getc(); |
dirkx | 0:355018f44c9f | 550 | // DBG("In readLine(), read : %c", *line); |
dirkx | 0:355018f44c9f | 551 | if(*line=='\x0A') |
dirkx | 0:355018f44c9f | 552 | { |
dirkx | 0:355018f44c9f | 553 | if(len==0) |
dirkx | 0:355018f44c9f | 554 | { |
dirkx | 0:355018f44c9f | 555 | //Start of line |
dirkx | 0:355018f44c9f | 556 | len--; |
dirkx | 0:355018f44c9f | 557 | continue; |
dirkx | 0:355018f44c9f | 558 | } |
dirkx | 0:355018f44c9f | 559 | else |
dirkx | 0:355018f44c9f | 560 | { |
dirkx | 0:355018f44c9f | 561 | *line=0; //End of line |
dirkx | 0:355018f44c9f | 562 | break; |
dirkx | 0:355018f44c9f | 563 | } |
dirkx | 0:355018f44c9f | 564 | } |
dirkx | 0:355018f44c9f | 565 | else |
dirkx | 0:355018f44c9f | 566 | { |
dirkx | 0:355018f44c9f | 567 | //Should not happen, must have lost some bytes somewhere or non AT protocol |
dirkx | 0:355018f44c9f | 568 | return AT_PARSE; |
dirkx | 0:355018f44c9f | 569 | } |
dirkx | 0:355018f44c9f | 570 | } |
dirkx | 0:355018f44c9f | 571 | line++; |
dirkx | 0:355018f44c9f | 572 | } |
dirkx | 0:355018f44c9f | 573 | |
dirkx | 0:355018f44c9f | 574 | if(len==maxLen) |
dirkx | 0:355018f44c9f | 575 | return AT_INCOMPLETE; //Buffer full, must call this method again to get end of line |
dirkx | 0:355018f44c9f | 576 | |
dirkx | 0:355018f44c9f | 577 | return len; |
dirkx | 0:355018f44c9f | 578 | #else |
dirkx | 0:355018f44c9f | 579 | if(!m_isOpen) |
dirkx | 0:355018f44c9f | 580 | return AT_CLOSED; |
dirkx | 0:355018f44c9f | 581 | |
dirkx | 0:355018f44c9f | 582 | Timer timer; |
dirkx | 0:355018f44c9f | 583 | timer.start(); |
dirkx | 0:355018f44c9f | 584 | |
dirkx | 0:355018f44c9f | 585 | int len = 0; |
dirkx | 0:355018f44c9f | 586 | while( len < maxLen ) |
dirkx | 0:355018f44c9f | 587 | { |
dirkx | 0:355018f44c9f | 588 | timer.reset(); |
dirkx | 0:355018f44c9f | 589 | while(!readable()) |
dirkx | 0:355018f44c9f | 590 | { |
dirkx | 0:355018f44c9f | 591 | if(timer.read_ms()>timeout) |
dirkx | 0:355018f44c9f | 592 | { |
dirkx | 0:355018f44c9f | 593 | return AT_TIMEOUT; |
dirkx | 0:355018f44c9f | 594 | } |
dirkx | 0:355018f44c9f | 595 | wait_ms(10); //Wait 10ms |
dirkx | 0:355018f44c9f | 596 | } |
dirkx | 0:355018f44c9f | 597 | *line = getc(); |
dirkx | 0:355018f44c9f | 598 | |
dirkx | 0:355018f44c9f | 599 | if( (*line=='\x0D') || (*line=='\x0A') ) |
dirkx | 0:355018f44c9f | 600 | { |
dirkx | 0:355018f44c9f | 601 | |
dirkx | 0:355018f44c9f | 602 | if(len==0) |
dirkx | 0:355018f44c9f | 603 | { |
dirkx | 0:355018f44c9f | 604 | //Start of line |
dirkx | 0:355018f44c9f | 605 | continue; |
dirkx | 0:355018f44c9f | 606 | } |
dirkx | 0:355018f44c9f | 607 | else |
dirkx | 0:355018f44c9f | 608 | { |
dirkx | 0:355018f44c9f | 609 | *line=0; //End of line |
dirkx | 0:355018f44c9f | 610 | break; |
dirkx | 0:355018f44c9f | 611 | } |
dirkx | 0:355018f44c9f | 612 | } |
dirkx | 0:355018f44c9f | 613 | len++; |
dirkx | 0:355018f44c9f | 614 | line++; |
dirkx | 0:355018f44c9f | 615 | } |
dirkx | 0:355018f44c9f | 616 | |
dirkx | 0:355018f44c9f | 617 | if(len==maxLen) |
dirkx | 0:355018f44c9f | 618 | return AT_INCOMPLETE; //Buffer full, must call this method again to get end of line |
dirkx | 0:355018f44c9f | 619 | |
dirkx | 0:355018f44c9f | 620 | return len; |
dirkx | 0:355018f44c9f | 621 | #endif |
dirkx | 0:355018f44c9f | 622 | } |
dirkx | 0:355018f44c9f | 623 | |
dirkx | 0:355018f44c9f | 624 | int ATIf::writeLine(const char* line) //Write a single line to serial port |
dirkx | 0:355018f44c9f | 625 | { |
dirkx | 0:355018f44c9f | 626 | // char* line = (char*) _line; |
dirkx | 0:355018f44c9f | 627 | if(!m_isOpen) |
dirkx | 0:355018f44c9f | 628 | return AT_CLOSED; |
dirkx | 0:355018f44c9f | 629 | |
dirkx | 0:355018f44c9f | 630 | // DBG("\n\rIn writeline."); |
dirkx | 0:355018f44c9f | 631 | |
dirkx | 0:355018f44c9f | 632 | int len = 0; |
dirkx | 0:355018f44c9f | 633 | |
dirkx | 0:355018f44c9f | 634 | while(*line) |
dirkx | 0:355018f44c9f | 635 | { |
dirkx | 0:355018f44c9f | 636 | putc(*line); |
dirkx | 0:355018f44c9f | 637 | line++; |
dirkx | 0:355018f44c9f | 638 | len++; |
dirkx | 0:355018f44c9f | 639 | } |
dirkx | 0:355018f44c9f | 640 | |
dirkx | 0:355018f44c9f | 641 | /* putc('\r'); |
dirkx | 0:355018f44c9f | 642 | |
dirkx | 0:355018f44c9f | 643 | putc('\n');*/ |
dirkx | 0:355018f44c9f | 644 | |
dirkx | 0:355018f44c9f | 645 | putc('\x0D'); |
dirkx | 0:355018f44c9f | 646 | // putc('\x0A'); |
dirkx | 0:355018f44c9f | 647 | |
dirkx | 0:355018f44c9f | 648 | // DBG("\n\rWritten %d + 1", len); |
dirkx | 0:355018f44c9f | 649 | |
dirkx | 0:355018f44c9f | 650 | return len; |
dirkx | 0:355018f44c9f | 651 | |
dirkx | 0:355018f44c9f | 652 | } |
dirkx | 0:355018f44c9f | 653 | |
dirkx | 0:355018f44c9f | 654 | |
dirkx | 0:355018f44c9f | 655 | |
dirkx | 0:355018f44c9f | 656 | int ATIf::readRaw(char* str, int maxLen, int timeout /*= 0*/, int minLen /*= 0*/) //Read from serial port in buf |
dirkx | 0:355018f44c9f | 657 | { |
dirkx | 0:355018f44c9f | 658 | if(!m_isOpen) |
dirkx | 0:355018f44c9f | 659 | return AT_CLOSED; |
dirkx | 0:355018f44c9f | 660 | |
dirkx | 0:355018f44c9f | 661 | int len = 0; |
dirkx | 0:355018f44c9f | 662 | |
dirkx | 0:355018f44c9f | 663 | Timer timer; |
dirkx | 0:355018f44c9f | 664 | |
dirkx | 0:355018f44c9f | 665 | timer.start(); |
dirkx | 0:355018f44c9f | 666 | |
dirkx | 0:355018f44c9f | 667 | for( ; len < maxLen ; len++ ) |
dirkx | 0:355018f44c9f | 668 | { |
dirkx | 0:355018f44c9f | 669 | while( (len < minLen) && !readable()) |
dirkx | 0:355018f44c9f | 670 | { |
dirkx | 0:355018f44c9f | 671 | if(timer.read_ms()>timeout) |
dirkx | 0:355018f44c9f | 672 | { |
dirkx | 0:355018f44c9f | 673 | return AT_TIMEOUT; |
dirkx | 0:355018f44c9f | 674 | } |
dirkx | 0:355018f44c9f | 675 | wait(.01); //Wait 10ms |
dirkx | 0:355018f44c9f | 676 | } |
dirkx | 0:355018f44c9f | 677 | |
dirkx | 0:355018f44c9f | 678 | if(!readable()) //Buffer read entirely |
dirkx | 0:355018f44c9f | 679 | break; |
dirkx | 0:355018f44c9f | 680 | |
dirkx | 0:355018f44c9f | 681 | *str = getc(); |
dirkx | 0:355018f44c9f | 682 | str++; |
dirkx | 0:355018f44c9f | 683 | len++; |
dirkx | 0:355018f44c9f | 684 | } |
dirkx | 0:355018f44c9f | 685 | |
dirkx | 0:355018f44c9f | 686 | *str = 0; //End char |
dirkx | 0:355018f44c9f | 687 | |
dirkx | 0:355018f44c9f | 688 | return len; |
dirkx | 0:355018f44c9f | 689 | |
dirkx | 0:355018f44c9f | 690 | } |
dirkx | 0:355018f44c9f | 691 | |
dirkx | 0:355018f44c9f | 692 | int ATIf::writeRaw(const char* str) //Write directly to serial port |
dirkx | 0:355018f44c9f | 693 | { |
dirkx | 0:355018f44c9f | 694 | if(!m_isOpen) |
dirkx | 0:355018f44c9f | 695 | return AT_CLOSED; |
dirkx | 0:355018f44c9f | 696 | |
dirkx | 0:355018f44c9f | 697 | int len = 0; |
dirkx | 0:355018f44c9f | 698 | |
dirkx | 0:355018f44c9f | 699 | while(*str) |
dirkx | 0:355018f44c9f | 700 | { |
dirkx | 0:355018f44c9f | 701 | putc(*str); |
dirkx | 0:355018f44c9f | 702 | str++; |
dirkx | 0:355018f44c9f | 703 | len++; |
dirkx | 0:355018f44c9f | 704 | } |
dirkx | 0:355018f44c9f | 705 | |
dirkx | 0:355018f44c9f | 706 | return len; |
dirkx | 0:355018f44c9f | 707 | } |
dirkx | 0:355018f44c9f | 708 | |
dirkx | 0:355018f44c9f | 709 | bool ATIf::handleSignal() |
dirkx | 0:355018f44c9f | 710 | { |
dirkx | 0:355018f44c9f | 711 | bool beg = false; |
dirkx | 0:355018f44c9f | 712 | |
dirkx | 0:355018f44c9f | 713 | // SerialBuf::setReadMode(true); //Keep chars in buf when read |
dirkx | 0:355018f44c9f | 714 | // SerialBuf::resetRead(); |
dirkx | 0:355018f44c9f | 715 | |
dirkx | 0:355018f44c9f | 716 | //if( !m_pCurrentSignal ) //If no signal asked for this line |
dirkx | 0:355018f44c9f | 717 | if(true) //Check anyway, could have been some parsing error before |
dirkx | 0:355018f44c9f | 718 | { |
dirkx | 0:355018f44c9f | 719 | //Extract Signal Name |
dirkx | 0:355018f44c9f | 720 | char sigName[32]; //Should not be longer than that |
dirkx | 0:355018f44c9f | 721 | setLineMode(true); //Read one line |
dirkx | 0:355018f44c9f | 722 | |
dirkx | 0:355018f44c9f | 723 | int len = scanf("%[^:]:%*[^\n]", sigName); |
dirkx | 0:355018f44c9f | 724 | if(len != 1) |
dirkx | 0:355018f44c9f | 725 | return false; //This is not a signal |
dirkx | 0:355018f44c9f | 726 | // DBG("\r\nGot signal %s\r\n", sigName); |
dirkx | 0:355018f44c9f | 727 | |
dirkx | 0:355018f44c9f | 728 | list<ATSigHandler>::iterator it; |
dirkx | 0:355018f44c9f | 729 | |
dirkx | 0:355018f44c9f | 730 | for ( it = m_signals.begin(); it != m_signals.end(); it++ ) |
dirkx | 0:355018f44c9f | 731 | { |
dirkx | 0:355018f44c9f | 732 | if( !strcmp((*it).m_name, sigName) ) |
dirkx | 0:355018f44c9f | 733 | { |
dirkx | 0:355018f44c9f | 734 | // DBG("\r\nFound signal %s\r\n", sigName); |
dirkx | 0:355018f44c9f | 735 | m_pCurrentSignal = &(*it); |
dirkx | 0:355018f44c9f | 736 | beg = true; |
dirkx | 0:355018f44c9f | 737 | break; |
dirkx | 0:355018f44c9f | 738 | } |
dirkx | 0:355018f44c9f | 739 | } |
dirkx | 0:355018f44c9f | 740 | |
dirkx | 0:355018f44c9f | 741 | |
dirkx | 0:355018f44c9f | 742 | } |
dirkx | 0:355018f44c9f | 743 | |
dirkx | 0:355018f44c9f | 744 | if( !m_pCurrentSignal ) |
dirkx | 0:355018f44c9f | 745 | return false; //This is not a signal or it cannot be handled |
dirkx | 0:355018f44c9f | 746 | |
dirkx | 0:355018f44c9f | 747 | bool moreData = false; |
dirkx | 0:355018f44c9f | 748 | //Call signal handling routine |
dirkx | 0:355018f44c9f | 749 | SerialBuf::resetRead(); //Rollback so that the handling fn can call scanf properly |
dirkx | 0:355018f44c9f | 750 | bool result = ((m_pCurrentSignal->m_cbObj)->*(m_pCurrentSignal->m_cbMeth))(this, beg, &moreData); |
dirkx | 0:355018f44c9f | 751 | |
dirkx | 0:355018f44c9f | 752 | if( !moreData ) //Processing completed |
dirkx | 0:355018f44c9f | 753 | { |
dirkx | 0:355018f44c9f | 754 | m_pCurrentSignal = NULL; |
dirkx | 0:355018f44c9f | 755 | } |
dirkx | 0:355018f44c9f | 756 | |
dirkx | 0:355018f44c9f | 757 | return result; |
dirkx | 0:355018f44c9f | 758 | } |
dirkx | 0:355018f44c9f | 759 | |
dirkx | 0:355018f44c9f | 760 | #endif |