idigi_callback_status_t iDigiFileSystem::app_process_file_write(idigi_file_write_request_t * const request_data,
idigi_file_write_response_t * const response_data)
{
idigi_callback_status_t status = idigi_callback_continue;
SdFile *file = (SdFile *) request_data->handle;
file->clearWriteError();
size_t wrote = file->write(request_data->data_ptr, request_data->size_in_bytes);
if (file->getWriteError())
{
response_data->error->error_status = idigi_file_unspec_error;
APP_DEBUG("write attempt %d, returned err (wrote: %d)\n", request_data->size_in_bytes, wrote);
goto done;
}
APP_DEBUG("write attempt %d, wrote: %d\n", request_data->size_in_bytes, wrote);
response_data->size_in_bytes = wrote;
done:
return status;
}
bool open(char* fileName) {
// Create LDxxxx.CSV for the lowest value of x.
#ifdef SDCARD
uint16_t i = 0;
do {
fileName[2] = (i/1000) % 10 + '0';
fileName[3] = (i/100) % 10 + '0';
fileName[4] = (i/10) % 10 + '0';
fileName[5] = i % 10 + '0';
i++;
}
while(sd.exists(fileName));
if(!file.open(fileName, O_CREAT | O_WRITE | O_EXCL)) {
// error_P("file open");
return false;
}
file.clearWriteError();
// write data header
file.print("time (s)");
#endif
Serial.print("v");
Serial.println(FIRMWARE_VERSION);
Serial.print("File: ");
Serial.println(fileName);
// write data header
Serial.print("time (s)");
/* We are no longer using the junction temperature in our data output.
// write data header
file.print("time (s), ambient");
Serial.print("time (s), ambient");
switch(temperatureUnit) {
case TEMPERATURE_UNITS_C:
file.print(" (C)");
Serial.print(" (C)");
break;
case TEMPERATURE_UNITS_F:
file.print(" (F)");
Serial.print(" (F)");
break;
case TEMPERATURE_UNITS_K:
file.print(" (K)");
Serial.print(" (K)");
break;
}*/
for (uint8_t i = 0; i < SENSOR_COUNT; i++) {
#ifdef SDCARD
file.print(", temp_");
file.print(i, DEC);
#endif
Serial.print(", temp_");
Serial.print(i, DEC);
switch(temperatureUnit) {
case TEMPERATURE_UNITS_C:
#ifdef SDCARD
file.print(" (C)");
#endif
Serial.print(" (C)");
break;
case TEMPERATURE_UNITS_F:
#ifdef SDCARD
file.print(" (F)");
#endif
Serial.print(" (F)");
break;
case TEMPERATURE_UNITS_K:
#ifdef SDCARD
file.print(" (K)");
#endif
Serial.print(" (K)");
break;
}
}
#ifdef SDCARD
file.println();
file.flush();
#endif
Serial.println();
#ifdef SDCARD
return (file.getWriteError() == false);
#else
return true;
#endif
}
