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Lines 178-188
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| 178 |
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178 |
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| 179 |
// switch off non-blocking mode |
179 |
// switch off non-blocking mode |
| 180 |
int fdFlags; |
180 |
int fdFlags; |
| 181 |
if ((fdFlags = fcntl(_fd, F_GETFL)) == -1) |
181 |
if ((fdFlags = fcntl(_fd, F_GETFL)) == -1) { |
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182 |
close(_fd); |
| 182 |
throwModemException(_("getting file status flags failed")); |
183 |
throwModemException(_("getting file status flags failed")); |
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184 |
} |
| 183 |
fdFlags &= ~O_NONBLOCK; |
185 |
fdFlags &= ~O_NONBLOCK; |
| 184 |
if (fcntl(_fd, F_SETFL, fdFlags) == -1) |
186 |
if (fcntl(_fd, F_SETFL, fdFlags) == -1) { |
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187 |
close(_fd); |
| 185 |
throwModemException(_("switching of non-blocking mode failed")); |
188 |
throwModemException(_("switching of non-blocking mode failed")); |
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189 |
} |
| 186 |
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190 |
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| 187 |
long int saveTimeoutVal = _timeoutVal; |
191 |
long int saveTimeoutVal = _timeoutVal; |
| 188 |
_timeoutVal = 3; |
192 |
_timeoutVal = 3; |
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Lines 194-210
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| 194 |
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198 |
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| 195 |
// toggle DTR to reset modem |
199 |
// toggle DTR to reset modem |
| 196 |
int mctl = TIOCM_DTR; |
200 |
int mctl = TIOCM_DTR; |
| 197 |
if (ioctl(_fd, TIOCMBIC, &mctl) < 0) |
201 |
if (ioctl(_fd, TIOCMBIC, &mctl) < 0) { |
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202 |
close(_fd); |
| 198 |
throwModemException(_("clearing DTR failed")); |
203 |
throwModemException(_("clearing DTR failed")); |
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204 |
} |
| 199 |
// the waiting time for DTR toggling is increased with each loop |
205 |
// the waiting time for DTR toggling is increased with each loop |
| 200 |
usleep(holdoff[initTries]); |
206 |
usleep(holdoff[initTries]); |
| 201 |
if (ioctl(_fd, TIOCMBIS, &mctl) < 0) |
207 |
if (ioctl(_fd, TIOCMBIS, &mctl) < 0) { |
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208 |
close(_fd); |
| 202 |
throwModemException(_("setting DTR failed")); |
209 |
throwModemException(_("setting DTR failed")); |
| 203 |
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210 |
} |
| 204 |
// get line modes |
211 |
// get line modes |
| 205 |
if (tcgetattr(_fd, &t) < 0) |
212 |
if (tcgetattr(_fd, &t) < 0) { |
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213 |
close(_fd); |
| 206 |
throwModemException(stringPrintf(_("tcgetattr device '%s'"), |
214 |
throwModemException(stringPrintf(_("tcgetattr device '%s'"), |
| 207 |
device.c_str())); |
215 |
device.c_str())); |
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216 |
} |
| 208 |
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217 |
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| 209 |
// set line speed |
218 |
// set line speed |
| 210 |
cfsetispeed(&t, lineSpeed); |
219 |
cfsetispeed(&t, lineSpeed); |
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Lines 229-237
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| 229 |
t.c_cc[VSUSP] = 0; |
238 |
t.c_cc[VSUSP] = 0; |
| 230 |
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239 |
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| 231 |
// write back |
240 |
// write back |
| 232 |
if(tcsetattr (_fd, TCSANOW, &t) < 0) |
241 |
if(tcsetattr (_fd, TCSANOW, &t) < 0) { |
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242 |
close(_fd); |
| 233 |
throwModemException(stringPrintf(_("tcsetattr device '%s'"), |
243 |
throwModemException(stringPrintf(_("tcsetattr device '%s'"), |
| 234 |
device.c_str())); |
244 |
device.c_str())); |
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245 |
} |
| 235 |
// the waiting time for writing to the ME/TA is increased with each loop |
246 |
// the waiting time for writing to the ME/TA is increased with each loop |
| 236 |
usleep(holdoff[initTries]); |
247 |
usleep(holdoff[initTries]); |
| 237 |
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248 |
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Lines 277-287
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| 277 |
catch (GsmException &e) |
288 |
catch (GsmException &e) |
| 278 |
{ |
289 |
{ |
| 279 |
_timeoutVal = saveTimeoutVal; |
290 |
_timeoutVal = saveTimeoutVal; |
| 280 |
if (initTries == 0) |
291 |
if (initTries == 0) { |
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292 |
close(_fd); |
| 281 |
throw e; |
293 |
throw e; |
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294 |
} |
| 282 |
} |
295 |
} |
| 283 |
} |
296 |
} |
| 284 |
// no response after 3 tries |
297 |
// no response after 3 tries |
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298 |
close(_fd); |
| 285 |
throw GsmException(stringPrintf(_("reset modem failed '%s'"), |
299 |
throw GsmException(stringPrintf(_("reset modem failed '%s'"), |
| 286 |
device.c_str()), OtherError); |
300 |
device.c_str()), OtherError); |
| 287 |
} |
301 |
} |
