Exemplo n.º 1
0
/* Reserve space in the buffer for a file.
   filename: name of the file to open
   offset: offset at which to start buffering the file, useful when the first
           (offset-1) bytes of the file aren't needed.
   type: one of the data types supported (audio, image, cuesheet, others
   user_data: user data passed possibly passed in subcalls specific to a
              data_type (only used for image (albumart) buffering so far )
   return value: <0 if the file cannot be opened, or one file already
   queued to be opened, otherwise the handle for the file in the buffer
*/
int bufopen(const char *file, size_t offset, enum data_type type,
            void *user_data)
{
#ifndef HAVE_ALBUMART
    /* currently only used for aa loading */
    (void)user_data;
#endif
    if (type == TYPE_ID3)
    {
        /* ID3 case: allocate space, init the handle and return. */

        struct memory_handle *h = add_handle(sizeof(struct mp3entry), false, true);
        if (!h)
            return ERR_BUFFER_FULL;

        h->fd = -1;
        h->filesize = sizeof(struct mp3entry);
        h->filerem = sizeof(struct mp3entry);
        h->offset = 0;
        h->data = buf_widx;
        h->ridx = buf_widx;
        h->widx = buf_widx;
        h->available = 0;
        h->type = type;
        strlcpy(h->path, file, MAX_PATH);

        buf_widx += sizeof(struct mp3entry);  /* safe because the handle
                                                 can't wrap */

        /* Inform the buffering thread that we added a handle */
        LOGFQUEUE("buffering > Q_HANDLE_ADDED %d", h->id);
        queue_post(&buffering_queue, Q_HANDLE_ADDED, h->id);

        return h->id;
    }

    /* Other cases: there is a little more work. */

    int fd = open(file, O_RDONLY);
    if (fd < 0)
        return ERR_FILE_ERROR;

    size_t size = filesize(fd);
    bool can_wrap = type==TYPE_PACKET_AUDIO || type==TYPE_CODEC;

    size_t adjusted_offset = offset;
    if (adjusted_offset > size)
        adjusted_offset = 0;

    /* Reserve extra space because alignment can move data forward */
    size_t padded_size = STORAGE_PAD(size-adjusted_offset);
    struct memory_handle *h = add_handle(padded_size, can_wrap, false);
    if (!h)
    {
        DEBUGF("%s(): failed to add handle\n", __func__);
        close(fd);
        return ERR_BUFFER_FULL;
    }

    strlcpy(h->path, file, MAX_PATH);
    h->offset = adjusted_offset;

    /* Don't bother to storage align bitmaps because they are not
     * loaded directly into the buffer.
     */
    if (type != TYPE_BITMAP)
    {
        size_t alignment_pad;
        
        /* Remember where data area starts, for use by reset_handle */
        h->start = buf_widx;

        /* Align to desired storage alignment */
        alignment_pad = STORAGE_OVERLAP(adjusted_offset - (size_t)(&buffer[buf_widx]));
        buf_widx = ringbuf_add(buf_widx, alignment_pad);
    }

    h->ridx = buf_widx;
    h->widx = buf_widx;
    h->data = buf_widx;
    h->available = 0;
    h->filerem = 0;
    h->type = type;

#ifdef HAVE_ALBUMART
    if (type == TYPE_BITMAP)
    {
        /* Bitmap file: we load the data instead of the file */
        int rc;
        mutex_lock(&llist_mod_mutex); /* Lock because load_bitmap yields */
        rc = load_image(fd, file, (struct dim*)user_data);
        mutex_unlock(&llist_mod_mutex);
        if (rc <= 0)
        {
            rm_handle(h);
            close(fd);
            return ERR_FILE_ERROR;
        }
        h->filerem = 0;
        h->filesize = rc;
        h->available = rc;
        h->widx = buf_widx + rc; /* safe because the data doesn't wrap */
        buf_widx += rc;  /* safe too */
    }
    else
#endif
    {
        h->filerem = size - adjusted_offset;
        h->filesize = size;
        h->available = 0;
        h->widx = buf_widx;
    }

    if (type == TYPE_CUESHEET) {
        h->fd = fd;
        /* Immediately start buffering those */
        LOGFQUEUE("buffering >| Q_BUFFER_HANDLE %d", h->id);
        queue_send(&buffering_queue, Q_BUFFER_HANDLE, h->id);
    } else {
        /* Other types will get buffered in the course of normal operations */
        h->fd = -1;
        close(fd);

        /* Inform the buffering thread that we added a handle */
        LOGFQUEUE("buffering > Q_HANDLE_ADDED %d", h->id);
        queue_post(&buffering_queue, Q_HANDLE_ADDED, h->id);
    }

    logf("bufopen: new hdl %d", h->id);
    return h->id;
}
Exemplo n.º 2
0
bool QHYCCD::StartExposure(float duration)
{
  int ret = QHYCCD_ERROR;

  if (streamer->isBusy())
  {
      DEBUG(INDI::Logger::DBG_ERROR, "Cannot take exposure while streaming/recording is active.");
      return false;
  }

  //AbortPrimaryFrame = false;

  if (duration < MINIMUM_CCD_EXPOSURE)
  {
    DEBUGF(INDI::Logger::DBG_WARNING, "Exposure shorter than minimum duration %g s requested. Setting exposure time to %g s.", duration, MINIMUM_CCD_EXPOSURE);
    duration = MINIMUM_CCD_EXPOSURE;
  }

  imageFrameType = PrimaryCCD.getFrameType();

  if (imageFrameType == CCDChip::BIAS_FRAME)
  {
    duration = MINIMUM_CCD_EXPOSURE;
    DEBUGF(INDI::Logger::DBG_SESSION, "Bias Frame (s) : %g", duration);
  }
  else if(imageFrameType == CCDChip::DARK_FRAME)
  {
      ControlQHYCCDShutter(camhandle,MACHANICALSHUTTER_CLOSE);
  }
  else
  {
      ControlQHYCCDShutter(camhandle,MACHANICALSHUTTER_FREE);
  }

  DEBUGF(INDI::Logger::DBG_DEBUG, "Current exposure time is %f us",duration * 1000 * 1000);
  ExposureRequest = duration;
  PrimaryCCD.setExposureDuration(duration);

  if (sim)
      ret = QHYCCD_SUCCESS;
  else
      ret = SetQHYCCDParam(camhandle,CONTROL_EXPOSURE,ExposureRequest * 1000 * 1000);

  if(ret != QHYCCD_SUCCESS)
  {
      DEBUGF(INDI::Logger::DBG_ERROR, "Set expose time failed (%d).", ret);
      return false;
  }

  // lzr: we need to call the following apis every single exposure,the usleep(200000) is important
  if (sim)
      ret = QHYCCD_SUCCESS;
  else
      ret = SetQHYCCDBinMode(camhandle,camxbin,camybin);
  if(ret != QHYCCD_SUCCESS)
  {
      DEBUGF(INDI::Logger::DBG_SESSION, "Set QHYCCD Bin mode failed (%d)", ret);
      return false;
  }

  DEBUGF(INDI::Logger::DBG_DEBUG, "SetQHYCCDBinMode %dx%d", camxbin, camybin);

  if (sim)
      ret = QHYCCD_SUCCESS;
  else
     ret = SetQHYCCDResolution(camhandle,camroix,camroiy,camroiwidth,camroiheight);
  if(ret != QHYCCD_SUCCESS)
  {
      DEBUGF(INDI::Logger::DBG_SESSION, "Set QHYCCD ROI resolution failed (%d)", ret);
      return false;
  }

  DEBUGF(INDI::Logger::DBG_DEBUG, "SetQHYCCDResolution camroix %d camroiy %d camroiwidth %d camroiheight %d", camroix,camroiy,camroiwidth,camroiheight);
  
  // Jasem: Removed QHY 300ms delay that was added without specifying the reason. It seems any delay less than 100ms results in QHY Frame error. Again no reason. This renders
  // exposures less than 100ms useless, but there is nothing I can do about that.
  usleep(100000);

  if (sim)
      ret = QHYCCD_SUCCESS;
  else
      ret = ExpQHYCCDSingleFrame(camhandle);
  if(ret != QHYCCD_SUCCESS)
  {
      DEBUGF(INDI::Logger::DBG_SESSION, "Begin QHYCCD expose failed (%d)", ret);
      return false;
  }

  gettimeofday(&ExpStart, NULL);
  DEBUGF(INDI::Logger::DBG_DEBUG, "Taking a %g seconds frame...", ExposureRequest);

  InExposure = true;

 // if (ExposureRequest*1000 < POLLMS)
 //     SetTimer(ExposureRequest*1000);
 // else
      SetTimer(POLLMS);

  return true;
}
Exemplo n.º 3
0
int
search_files(const char *path, const char *expr, TranslationFlags flags, const SearchOptions *opts, Callback found_file, Callback err_message, void *user_data)
{
	int ret = -1;

	assert(path != NULL);
	assert(expr != NULL);
	assert(opts != NULL);

	int outfds[2];
	int errfds[2];

	memset(outfds, 0, sizeof(outfds));
	memset(errfds, 0, sizeof(errfds));

	TRACE("search", "Creating pipes.");

	if(pipe2(outfds, 0) >= 0 && pipe2(errfds, 0) >= 0)
	{
		char **argv = NULL;
		size_t argc = 0;
		ParserResult *result;

		TRACE("search", "Pipes created successfully, translating expression.");

		result = _search_translate_expr(path, expr, flags, opts, &argc, &argv);

		assert(result != NULL);

		if(result->success)
		{
			DEBUG("search", "Expression parsed successfully, forking and running `find'.");

			pid_t pid = fork();

			if(pid == -1)
			{
				FATALF("search", "`fork' failed with result %ld.", pid);
				perror("fork()");
			}
			else if(pid == 0)
			{
				if(_search_close_and_dup_child_fds(outfds, errfds))
				{
					_search_child_process(argv);
				}
				else
				{
					ERROR("search", "Couldn't initialize child's file descriptors.");
				}
			}
			else
			{
				if(_search_close_parent_fds(outfds, errfds))
				{
					ParentCtx ctx;

					memset(&ctx, 0, sizeof(ParentCtx));

					ctx.child_pid = pid;
					ctx.outfd = outfds[0];
					ctx.errfd = errfds[0];
					ctx.found_file = found_file;
					ctx.err_message = err_message;
					ctx.user_data = user_data;

					_search_filter_args_init(&ctx.filter_args, result);

					ret = _search_parent_process(&ctx);

					_search_filter_args_free(&ctx.filter_args);
				}
				else
				{
					WARNING("search", "Couldn't close parent's file descriptors.");
				}
			}
		}
		else if(result->err)
		{
			TRACEF("search", "Couldn't parse expression: %s", result->err);
		}
		else
		{
			TRACE("search", "Couldn't parse expression, no error message set.");
		}

		DEBUGF("search", "Search finished with result %d.", ret);

		if(argv)
		{
			for(size_t i = 0; i < argc; i++)
			{
				free(argv[i]);
			}

			free(argv);
		}

		parser_result_free(result);
		_search_close_all_fds(outfds, errfds);
	}
	else
	{
		perror("pipe2()");
	}

	return ret;
}
Exemplo n.º 4
0
bool QHYCCD::ISNewNumber (const char *dev, const char *name, double values[], char *names[], int n)
{
    //  first check if it's for our device
    //IDLog("INDI::CCD::ISNewNumber %s\n",name);
    if(strcmp(dev,getDeviceName())==0)
    {
        if (strcmp(name,FilterSlotNP.name)==0)
        {
            processFilterSlot(getDeviceName(), values, names);
            return true;
        }

        if(strcmp(name,GainNP.name) == 0)
        {
            IUUpdateNumber(&GainNP, values, names, n);
            SetQHYCCDParam(camhandle,CONTROL_GAIN,GainN[0].value);
            DEBUGF(INDI::Logger::DBG_SESSION, "Current %s value %f",GainNP.name,GainN[0].value);
            GainNP.s = IPS_OK;
            IDSetNumber(&GainNP, NULL);
            //saveConfig();
            return true;
        }


        if(strcmp(name,OffsetNP.name) == 0)
        {
            IUUpdateNumber(&OffsetNP, values, names, n);
            SetQHYCCDParam(camhandle,CONTROL_OFFSET,OffsetN[0].value);
            DEBUGF(INDI::Logger::DBG_SESSION, "Current %s value %f",OffsetNP.name,OffsetN[0].value);
            OffsetNP.s = IPS_OK;
            IDSetNumber(&OffsetNP, NULL);
            saveConfig();
            return true;
        }

        if(strcmp(name,SpeedNP.name) == 0)
        {
            IUUpdateNumber(&SpeedNP, values, names, n);
            SetQHYCCDParam(camhandle,CONTROL_SPEED,SpeedN[0].value);
            DEBUGF(INDI::Logger::DBG_SESSION, "Current %s value %f",SpeedNP.name,SpeedN[0].value);
            SpeedNP.s = IPS_OK;
            IDSetNumber(&SpeedNP, NULL);
            saveConfig();
            return true;
        }


        if(strcmp(name,USBTrafficNP.name) == 0)
        {
            IUUpdateNumber(&USBTrafficNP, values, names, n);
            SetQHYCCDParam(camhandle,CONTROL_USBTRAFFIC,USBTrafficN[0].value);
            DEBUGF(INDI::Logger::DBG_SESSION, "Current %s value %f",USBTrafficNP.name,USBTrafficN[0].value);
            USBTrafficNP.s = IPS_OK;
            IDSetNumber(&USBTrafficNP, NULL);
            saveConfig();
            return true;
        }
    }
    //  if we didn't process it, continue up the chain, let somebody else
    //  give it a shot
    return INDI::CCD::ISNewNumber(dev,name,values,names,n);
}
Exemplo n.º 5
0
bool QHYCCD::updateProperties()
{
  INDI::CCD::updateProperties();
  double min,max,step;

  if (isConnected())
  {

      if (HasCooler())
      {
          defineSwitch(&CoolerSP);
          defineNumber(&CoolerNP);

          temperatureID = IEAddTimer(POLLMS, QHYCCD::updateTemperatureHelper, this);
      }

      if(HasUSBSpeed)
      {
          if (sim)
          {
              SpeedN[0].min = 1;
              SpeedN[0].max = 5;
              SpeedN[0].step = 1;
              SpeedN[0].value = 1;
          }
          else
          {
              int ret = GetQHYCCDParamMinMaxStep(camhandle,CONTROL_SPEED,&min,&max,&step);
              if(ret == QHYCCD_SUCCESS)
              {
                  SpeedN[0].min = min;
                  SpeedN[0].max = max;
                  SpeedN[0].step = step;
              }

              SpeedN[0].value = GetQHYCCDParam(camhandle,CONTROL_SPEED);

              DEBUGF(INDI::Logger::DBG_DEBUG, "USB Speed. Value: %g Min: %g Max: %g Step %g", SpeedN[0].value, SpeedN[0].min, SpeedN[0].max, SpeedN[0].step);
          }

          defineNumber(&SpeedNP);
      }

      if(HasGain)
      {
          if (sim)
          {
              GainN[0].min = 0;
              GainN[0].max = 100;
              GainN[0].step = 10;
              GainN[0].value = 50;
          }
          else
          {
              int ret = GetQHYCCDParamMinMaxStep(camhandle,CONTROL_GAIN,&min,&max,&step);
              if(ret == QHYCCD_SUCCESS)
              {
                  GainN[0].min = min;
                  GainN[0].max = max;
                  GainN[0].step = step;
              }
              GainN[0].value = GetQHYCCDParam(camhandle,CONTROL_GAIN);

              DEBUGF(INDI::Logger::DBG_DEBUG, "Gain. Value: %g Min: %g Max: %g Step %g", GainN[0].value, GainN[0].min, GainN[0].max, GainN[0].step);
          }

          defineNumber(&GainNP);
      }

      if(HasOffset)
      {
          if (sim)
          {
              OffsetN[0].min = 1;
              OffsetN[0].max = 10;
              OffsetN[0].step = 1;
              OffsetN[0].value = 1;
          }
          else
          {
              int ret = GetQHYCCDParamMinMaxStep(camhandle,CONTROL_OFFSET,&min,&max,&step);
              if(ret == QHYCCD_SUCCESS)
              {
                  OffsetN[0].min = min;
                  OffsetN[0].max = max;
                  OffsetN[0].step = step;
              }
              OffsetN[0].value = GetQHYCCDParam(camhandle,CONTROL_OFFSET);

              DEBUGF(INDI::Logger::DBG_DEBUG, "Offset. Value: %g Min: %g Max: %g Step %g", OffsetN[0].value, OffsetN[0].min, OffsetN[0].max, OffsetN[0].step);
          }

          //Define the Offset
          defineNumber(&OffsetNP);
      }

      if(HasFilters)
      {
          //Define the Filter Slot and name properties
          defineNumber(&FilterSlotNP);

          GetFilterNames(FILTER_TAB);
          defineText(FilterNameTP);
      }

      if (HasUSBTraffic)
      {
          if (sim)
          {
              USBTrafficN[0].min = 1;
              USBTrafficN[0].max = 100;
              USBTrafficN[0].step = 5;
              USBTrafficN[0].value = 20;
          }
          else
          {
              int ret = GetQHYCCDParamMinMaxStep(camhandle,CONTROL_USBTRAFFIC,&min,&max,&step);
              if(ret == QHYCCD_SUCCESS)
              {
                  USBTrafficN[0].min = min;
                  USBTrafficN[0].max = max;
                  USBTrafficN[0].step = step;
              }
              USBTrafficN[0].value = GetQHYCCDParam(camhandle,CONTROL_USBTRAFFIC);

              DEBUGF(INDI::Logger::DBG_DEBUG, "USB Traffic. Value: %g Min: %g Max: %g Step %g", USBTrafficN[0].value, USBTrafficN[0].min, USBTrafficN[0].max, USBTrafficN[0].step);
          }
        defineNumber(&USBTrafficNP);
      }

    // Let's get parameters now from CCD
    setupParams();

    //timerID = SetTimer(POLLMS);
  } else
  {

      if (HasCooler())
      {
          deleteProperty(CoolerSP.name);
          deleteProperty(CoolerNP.name);
      }

      if(HasUSBSpeed)
      {
          deleteProperty(SpeedNP.name);
      }

      if(HasGain)
      {
          deleteProperty(GainNP.name);
      }

      if(HasOffset)
      {
          deleteProperty(OffsetNP.name);
      }

      if(HasFilters)
      {
          deleteProperty(FilterSlotNP.name);
          deleteProperty(FilterNameTP->name);
      }

      if (HasUSBTraffic)
        deleteProperty(USBTrafficNP.name);

    RemoveTimer(timerID);
  }

  return true;
}
Exemplo n.º 6
0
static
void set_pinfo (
        lame_global_flags *gfp,
              gr_info        * const cod_info,
        const III_psy_ratio  * const ratio, 
        const III_scalefac_t * const scalefac,
        const int                    gr,
        const int                    ch )
{
    lame_internal_flags *gfc=gfp->internal_flags;
    int sfb;
    int j,i,l,start,end,bw;
    FLOAT8 en0,en1;
    FLOAT ifqstep = ( cod_info->scalefac_scale == 0 ) ? .5 : 1.0;


    III_psy_xmin l3_xmin;
    calc_noise_result noise;
    III_psy_xmin xfsf;

    calc_xmin (gfp, ratio, cod_info, &l3_xmin);
    calc_noise (gfc, cod_info->l3_enc, cod_info,
		&l3_xmin, scalefac, &xfsf, &noise);

    if (cod_info->block_type == SHORT_TYPE) {
        for (j=0, sfb = 0; sfb < SBMAX_s; sfb++ )  {
            start = gfc->scalefac_band.s[ sfb ];
            end   = gfc->scalefac_band.s[ sfb + 1 ];
            bw = end - start;
            for ( i = 0; i < 3; i++ ) {
                for ( en0 = 0.0, l = start; l < end; l++ ) {
                    en0 += cod_info->xr[j] * cod_info->xr[j];
                    ++j;
                }
                en0=Max(en0/bw,1e-20);


#if 0
{
    double tot1,tot2;
    if (sfb<SBMAX_s-1) {
        if (sfb==0) {
            tot1=0;
            tot2=0;
        }
        tot1 += en0;
        tot2 += ratio->en.s[sfb][i];

        DEBUGF("%i %i sfb=%i mdct=%f fft=%f  fft-mdct=%f db \n",
                gr,ch,sfb,
                10*log10(Max(1e-25,ratio->en.s[sfb][i])),
                10*log10(Max(1e-25,en0)),
                10*log10((Max(1e-25,en0)/Max(1e-25,ratio->en.s[sfb][i]))));

        if (sfb==SBMAX_s-2) {
            DEBUGF("%i %i toti %f %f ratio=%f db \n",gr,ch,
                    10*log10(Max(1e-25,tot2)),
                    10*log(Max(1e-25,tot1)),
                    10*log10(Max(1e-25,tot1)/(Max(1e-25,tot2))));

        }
    }
    /*
        masking: multiplied by en0/fft_energy
        average seems to be about -135db.
     */
}
#endif


                /* convert to MDCT units */
                en1=1e15;  /* scaling so it shows up on FFT plot */
                gfc->pinfo->xfsf_s[gr][ch][3*sfb+i] 
                    = en1*xfsf.s[sfb][i]*l3_xmin.s[sfb][i]/bw;
                gfc->pinfo->en_s[gr][ch][3*sfb+i] = en1*en0;

                if (ratio->en.s[sfb][i]>0)
                    en0 = en0/ratio->en.s[sfb][i];
                else
                    en0=0;
                if (gfp->ATHonly || gfp->ATHshort)
                    en0=0;

                gfc->pinfo->thr_s[gr][ch][3*sfb+i] = 
                        en1*Max(en0*ratio->thm.s[sfb][i],gfc->ATH->s[sfb]);

 
                /* there is no scalefactor bands >= SBPSY_s */
                if (sfb < SBPSY_s) {
                    gfc->pinfo->LAMEsfb_s[gr][ch][3*sfb+i]=
                                            -ifqstep*scalefac->s[sfb][i];
                } else {
                    gfc->pinfo->LAMEsfb_s[gr][ch][3*sfb+i]=0;
                }
                gfc->pinfo->LAMEsfb_s[gr][ch][3*sfb+i] -=
                                             2*cod_info->subblock_gain[i];
            }
        }
    } else {
        for ( sfb = 0; sfb < SBMAX_l; sfb++ )   {
            start = gfc->scalefac_band.l[ sfb ];
            end   = gfc->scalefac_band.l[ sfb+1 ];
            bw = end - start;
            for ( en0 = 0.0, l = start; l < end; l++ ) 
                en0 += cod_info->xr[l] * cod_info->xr[l];
            en0/=bw;
      /*
    DEBUGF("diff  = %f \n",10*log10(Max(ratio[gr][ch].en.l[sfb],1e-20))
                            -(10*log10(en0)+150));
       */

#if 0
 {
    double tot1,tot2;
    if (sfb==0) {
        tot1=0;
        tot2=0;
    }
    tot1 += en0;
    tot2 += ratio->en.l[sfb];


    DEBUGF("%i %i sfb=%i mdct=%f fft=%f  fft-mdct=%f db \n",
            gr,ch,sfb,
            10*log10(Max(1e-25,ratio->en.l[sfb])),
            10*log10(Max(1e-25,en0)),
            10*log10((Max(1e-25,en0)/Max(1e-25,ratio->en.l[sfb]))));

    if (sfb==SBMAX_l-1) {
        DEBUGF("%i %i toti %f %f ratio=%f db \n",
            gr,ch,
            10*log10(Max(1e-25,tot2)),
            10*log(Max(1e-25,tot1)),
            10*log10(Max(1e-25,tot1)/(Max(1e-25,tot2))));
    }
    /*
        masking: multiplied by en0/fft_energy
        average seems to be about -147db.
     */
}
#endif


            /* convert to MDCT units */
            en1=1e15;  /* scaling so it shows up on FFT plot */
            gfc->pinfo->xfsf[gr][ch][sfb] =  en1*xfsf.l[sfb]*l3_xmin.l[sfb]/bw;
            gfc->pinfo->en[gr][ch][sfb] = en1*en0;
            if (ratio->en.l[sfb]>0)
                en0 = en0/ratio->en.l[sfb];
            else
                en0=0;
            if (gfp->ATHonly)
                en0=0;
            gfc->pinfo->thr[gr][ch][sfb] =
                             en1*Max(en0*ratio->thm.l[sfb],gfc->ATH->l[sfb]);

            /* there is no scalefactor bands >= SBPSY_l */
            if (sfb<SBPSY_l) {
                if (scalefac->l[sfb]<0)  /* scfsi! */
                    gfc->pinfo->LAMEsfb[gr][ch][sfb] =
                                            gfc->pinfo->LAMEsfb[0][ch][sfb];
                else
                    gfc->pinfo->LAMEsfb[gr][ch][sfb] = -ifqstep*scalefac->l[sfb];
            }else{
                gfc->pinfo->LAMEsfb[gr][ch][sfb] = 0;
            }

            if (cod_info->preflag && sfb>=11) 
                gfc->pinfo->LAMEsfb[gr][ch][sfb] -= ifqstep*pretab[sfb];
        } /* for sfb */
    } /* block type long */
    gfc->pinfo->LAMEqss     [gr][ch] = cod_info->global_gain;
    gfc->pinfo->LAMEmainbits[gr][ch] = cod_info->part2_3_length;
    gfc->pinfo->LAMEsfbits  [gr][ch] = cod_info->part2_length;

    gfc->pinfo->over      [gr][ch] = noise.over_count;
    gfc->pinfo->max_noise [gr][ch] = noise.max_noise;
    gfc->pinfo->over_noise[gr][ch] = noise.over_noise;
    gfc->pinfo->tot_noise [gr][ch] = noise.tot_noise;
}
Exemplo n.º 7
0
void FishCampCCD::TimerHit()
{
    int timerHitID = -1, state = -1, rc = -1;
    long timeleft;
    double ccdTemp;

    if (isConnected() == false)
        return; //  No need to reset timer if we are not connected anymore

    if (InExposure)
    {
        timeleft = CalcTimeLeft();

        if (timeleft < 1.0)
        {
            if (timeleft > 0.25)
            {
                //  a quarter of a second or more
                //  just set a tighter timer
                timerHitID = SetTimer(250);
            }
            else
            {
                if (timeleft > 0.07)
                {
                    //  use an even tighter timer
                    timerHitID = SetTimer(50);
                }
                else
                {
                    //  it's real close now, so spin on it
                    while (!sim && timeleft > 0)
                    {
                        state = fcUsb_cmd_getState(cameraNum);
                        if (state == 0)
                            timeleft = 0;

                        int slv;
                        slv = 100000 * timeleft;
                        usleep(slv);
                    }

                    /* We're done exposing */
                    DEBUG(INDI::Logger::DBG_DEBUG, "Exposure done, downloading image...");

                    PrimaryCCD.setExposureLeft(0);
                    InExposure = false;
                    /* grab and save image */
                    grabImage();
                }
            }
        }
        else
        {
            DEBUGF(INDI::Logger::DBG_DEBUG, "Image not yet ready. With time left %ld\n", timeleft);
        }

        PrimaryCCD.setExposureLeft(timeleft);
    }

    switch (TemperatureNP.s)
    {
        case IPS_IDLE:
        case IPS_OK:
            rc = fcUsb_cmd_getTemperature(cameraNum);

            DEBUGF(INDI::Logger::DBG_DEBUG, "fcUsb_cmd_getTemperature returns %d", rc);

            ccdTemp = rc / 100.0;

            DEBUGF(INDI::Logger::DBG_DEBUG, "Temperature %g", ccdTemp);

            if (fabs(TemperatureN[0].value - ccdTemp) >= TEMP_THRESHOLD)
            {
                TemperatureN[0].value = ccdTemp;
                IDSetNumber(&TemperatureNP, NULL);
            }

            break;

        case IPS_BUSY:
            if (sim)
            {
                TemperatureN[0].value = TemperatureRequest;
            }
            else
            {
                rc = fcUsb_cmd_getTemperature(cameraNum);

                DEBUGF(INDI::Logger::DBG_DEBUG, "fcUsb_cmd_getTemperature returns %d", rc);

                TemperatureN[0].value = rc / 100.0;
            }

            // If we're within threshold, let's make it BUSY ---> OK
            if (fabs(TemperatureRequest - TemperatureN[0].value) <= TEMP_THRESHOLD)
                TemperatureNP.s = IPS_OK;

            IDSetNumber(&TemperatureNP, NULL);
            break;

        case IPS_ALERT:
            break;
    }

    switch (CoolerNP.s)
    {
        case IPS_OK:
            CoolerN[0].value = fcUsb_cmd_getTECPowerLevel(cameraNum);
            IDSetNumber(&CoolerNP, NULL);
            DEBUGF(INDI::Logger::DBG_DEBUG, "Cooler power level %g %", CoolerN[0].value);
            break;

        default:
            break;
    }

    if (timerHitID == -1)
        SetTimer(POLLMS);
    return;
}
Exemplo n.º 8
0
bool QSICCD::setupParams()
{
    string name, model;
    double temperature;
    double pixel_size_x, pixel_size_y;
    long sub_frame_x, sub_frame_y;
    try
    {
        QSICam.get_Name(name);
        QSICam.get_ModelNumber(model);
        QSICam.get_PixelSizeX(&pixel_size_x);
        QSICam.get_PixelSizeY(&pixel_size_y);
        QSICam.get_NumX(&sub_frame_x);
        QSICam.get_NumY(&sub_frame_y);
        QSICam.get_CCDTemperature(&temperature);
    }
    catch (std::runtime_error err)
    {
        DEBUGF(INDI::Logger::DBG_ERROR, "Setup Params failed. %s.", err.what());
        return false;
    }

    DEBUGF(INDI::Logger::DBG_SESSION, "The CCD Temperature is %f.", temperature);

    TemperatureN[0].value = temperature; /* CCD chip temperatre (degrees C) */
    IDSetNumber(&TemperatureNP, nullptr);

    SetCCDParams(sub_frame_x, sub_frame_y, 16, pixel_size_x, pixel_size_y);

    imageWidth  = PrimaryCCD.getSubW();
    imageHeight = PrimaryCCD.getSubH();

    int nbuf;
    nbuf = PrimaryCCD.getXRes() * PrimaryCCD.getYRes() * PrimaryCCD.getBPP() / 8; //  this is pixel count
    nbuf += 512;                                                                  //  leave a little extra at the end
    PrimaryCCD.setFrameBufferSize(nbuf);

    try
    {
        QSICam.get_Name(name);
    }
    catch (std::runtime_error &err)
    {
        DEBUGF(INDI::Logger::DBG_ERROR, "get_Name() failed. %s.", err.what());
        return false;
    }
    DEBUGF(INDI::Logger::DBG_SESSION, "%s", name.c_str());

    try
    {
        QSICam.get_FilterCount(filterCount);
        DEBUGF(INDI::Logger::DBG_SESSION, "The filter count is %d", filterCount);

        FilterSlotN[0].min = 1;
        FilterSlotN[0].max = filterCount;
        FilterSlotNP.s     = IPS_OK;
    }
    catch (std::runtime_error err)
    {
        DEBUGF(INDI::Logger::DBG_SESSION, "get_FilterCount() failed. %s.", err.what());
        return false;
    }

    // Only generate filter names if there are none initially
    //if (FilterNameT == nullptr)
        //GetFilterNames(FILTER_TAB);

    double minDuration = 0;

    try
    {
        QSICam.get_MinExposureTime(&minDuration);
    }
    catch (std::runtime_error err)
    {
        DEBUGF(INDI::Logger::DBG_ERROR, "get_MinExposureTime() failed. %s.", err.what());
        return false;
    }

    PrimaryCCD.setMinMaxStep("CCD_EXPOSURE", "CCD_EXPOSURE_VALUE", minDuration, 3600, 1, true);

    bool coolerOn = false;

    try
    {
        QSICam.get_CoolerOn(&coolerOn);
    }
    catch (std::runtime_error err)
    {
        CoolerSP.s   = IPS_IDLE;
        CoolerS[0].s = ISS_OFF;
        CoolerS[1].s = ISS_ON;
        DEBUGF(INDI::Logger::DBG_ERROR, "Error: CoolerOn() failed. %s.", err.what());
        IDSetSwitch(&CoolerSP, nullptr);
        return false;
    }

    CoolerS[0].s = coolerOn ? ISS_ON : ISS_OFF;
    CoolerS[1].s = coolerOn ? ISS_OFF : ISS_ON;
    CoolerSP.s   = IPS_OK;
    IDSetSwitch(&CoolerSP, nullptr);

    QSICamera::CameraGain cGain = QSICamera::CameraGainAuto;
    canSetGain                  = false;

    QSICam.get_CanSetGain(&canSetGain);

    if (canSetGain)
    {
        try
        {
            QSICam.get_CameraGain(&cGain);
        }
        catch (std::runtime_error err)
        {
            DEBUGF(INDI::Logger::DBG_DEBUG, "Camera does not support gain. %s.", err.what());
            canSetGain = false;
        }

        if (canSetGain)
        {
            IUResetSwitch(&GainSP);
            GainS[cGain].s = ISS_ON;
            defineSwitch(&GainSP);
        }
    }

    QSICamera::AntiBloom cAB = QSICamera::AntiBloomNormal;
    canSetAB                 = true;

    try
    {
        QSICam.get_AntiBlooming(&cAB);
    }
    catch (std::runtime_error err)
    {
        DEBUGF(INDI::Logger::DBG_DEBUG, "Camera does not support AntiBlooming control. %s.", err.what());
        canSetAB = false;
    }

    if (canSetAB)
    {
        DEBUGF(INDI::Logger::DBG_DEBUG, "Antiblooming setting is. %d.", cAB);

        // cAB returns 3 on some a sample QSI 660 WSG
        if(cAB == 0 || cAB == 1 )
        {
            IUResetSwitch(&ABSP);
            ABS[cAB].s = ISS_ON;
            defineSwitch(&ABSP);
        }
    }

    QSICamera::FanMode fMode = QSICamera::fanOff;
    canControlFan            = true;

    try
    {
        QSICam.get_FanMode(fMode);
    }
    catch (std::runtime_error err)
    {
        DEBUGF(INDI::Logger::DBG_DEBUG, "Camera does not support fan control. %s.", err.what());
        canControlFan = false;
    }

    if (canControlFan)
    {
        IUResetSwitch(&FanSP);
        FanS[fMode].s = ISS_ON;
        defineSwitch(&FanSP);
    }

    canChangeReadoutSpeed = true;
    QSICamera::ReadoutSpeed cReadoutSpeed;

    try
    {
        QSICam.get_ReadoutSpeed(cReadoutSpeed);
    }
    catch (std::runtime_error err)
    {
        DEBUGF(INDI::Logger::DBG_DEBUG, "Camera does not support changing readout speed. %s.", err.what());
        canChangeReadoutSpeed = false;
    }

    if (canChangeReadoutSpeed)
    {
        // get_ReadoutSpeed succeeds even if the camera does not support that, so the only way to make sure is to set it
        try
        {
            QSICam.put_ReadoutSpeed(cReadoutSpeed);
        }
        catch (std::runtime_error err)
        {
            DEBUGF(INDI::Logger::DBG_DEBUG, "Camera does not support changing readout speed. %s.", err.what());
            canChangeReadoutSpeed = false;
        }

        if (canChangeReadoutSpeed)
        {
            IUResetSwitch(&ReadOutSP);
            ReadOutS[cReadoutSpeed].s = ISS_ON;
            defineSwitch(&ReadOutSP);
        }
    }

    // Can flush
    canFlush = false;
    try
    {
        QSICam.put_PreExposureFlush(QSICamera::FlushNormal);
        canFlush = true;
    }
    catch (std::runtime_error err)
    {
        DEBUGF(INDI::Logger::DBG_DEBUG, "Camera does not pre-exposure flushing %s.", err.what());
        canFlush = false;
    }

    return true;
}
Exemplo n.º 9
0
bool QSICCD::ISNewSwitch(const char *dev, const char *name, ISState *states, char *names[], int n)
{
    if (strcmp(dev, getDeviceName()) == 0)
    {
        /* Readout Speed */
        if (!strcmp(name, ReadOutSP.name))
        {
            if (IUUpdateSwitch(&ReadOutSP, states, names, n) < 0)
                return false;

            if (ReadOutS[0].s == ISS_ON)
            {
                try
                {
                    QSICam.put_ReadoutSpeed(QSICamera::HighImageQuality);
                }
                catch (std::runtime_error err)
                {
                    IUResetSwitch(&ReadOutSP);
                    ReadOutSP.s = IPS_ALERT;
                    DEBUGF(INDI::Logger::DBG_ERROR, "put_ReadoutSpeed() failed. %s.", err.what());
                    IDSetSwitch(&ReadOutSP, nullptr);
                    return false;
                }
            }
            else
            {
                try
                {
                    QSICam.put_ReadoutSpeed(QSICamera::FastReadout);
                }
                catch (std::runtime_error err)
                {
                    IUResetSwitch(&ReadOutSP);
                    ReadOutSP.s = IPS_ALERT;
                    DEBUGF(INDI::Logger::DBG_ERROR, "put_ReadoutSpeed() failed. %s.", err.what());
                    IDSetSwitch(&ReadOutSP, nullptr);
                    return false;
                }

                ReadOutSP.s = IPS_OK;
                IDSetSwitch(&ReadOutSP, nullptr);
            }

            ReadOutSP.s = IPS_OK;
            IDSetSwitch(&ReadOutSP, nullptr);
            return true;
        }

        /* Cooler */
        if (!strcmp(name, CoolerSP.name))
        {
            if (IUUpdateSwitch(&CoolerSP, states, names, n) < 0)
                return false;

            if (CoolerS[0].s == ISS_ON)
                activateCooler(true);
            else
                activateCooler(false);

            return true;
        }

        /* Shutter */
        if (!strcmp(name, ShutterSP.name))
        {
            if (IUUpdateSwitch(&ShutterSP, states, names, n) < 0)
                return false;
            shutterControl();
            return true;
        }

        if (!strcmp(name, GainSP.name))
        {
            int prevGain = IUFindOnSwitchIndex(&GainSP);
            IUUpdateSwitch(&GainSP, states, names, n);
            int targetGain = IUFindOnSwitchIndex(&GainSP);

            if (prevGain == targetGain)
            {
                GainSP.s = IPS_OK;
                IDSetSwitch(&GainSP, nullptr);
                return true;
            }

            try
            {
                QSICam.put_CameraGain(((QSICamera::CameraGain)targetGain));
            }
            catch (std::runtime_error err)
            {
                IUResetSwitch(&GainSP);
                GainS[prevGain].s = ISS_ON;
                GainSP.s          = IPS_ALERT;
                DEBUGF(INDI::Logger::DBG_ERROR, "put_CameraGain failed. %s.", err.what());
                IDSetSwitch(&GainSP, nullptr);
                return false;
            }

            GainSP.s = IPS_OK;
            IDSetSwitch(&GainSP, nullptr);
            return true;
        }

        if (!strcmp(name, FanSP.name))
        {
            int prevFan = IUFindOnSwitchIndex(&FanSP);
            IUUpdateSwitch(&FanSP, states, names, n);
            int targetFan = IUFindOnSwitchIndex(&FanSP);

            if (prevFan == targetFan)
            {
                FanSP.s = IPS_OK;
                IDSetSwitch(&FanSP, nullptr);
                return true;
            }

            try
            {
                QSICam.put_FanMode(((QSICamera::FanMode)targetFan));
            }
            catch (std::runtime_error err)
            {
                IUResetSwitch(&FanSP);
                FanS[prevFan].s = ISS_ON;
                FanSP.s         = IPS_ALERT;
                DEBUGF(INDI::Logger::DBG_ERROR, "put_FanMode failed. %s.", err.what());
                IDSetSwitch(&FanSP, nullptr);
                return false;
            }

            FanSP.s = IPS_OK;
            IDSetSwitch(&FanSP, nullptr);
            return true;
        }

        if (!strcmp(name, ABSP.name))
        {
            int prevAB = IUFindOnSwitchIndex(&ABSP);
            IUUpdateSwitch(&ABSP, states, names, n);
            int targetAB = IUFindOnSwitchIndex(&ABSP);

            if (prevAB == targetAB)
            {
                ABSP.s = IPS_OK;
                IDSetSwitch(&ABSP, nullptr);
                return true;
            }

            try
            {
                QSICam.put_AntiBlooming(((QSICamera::AntiBloom)targetAB));
            }
            catch (std::runtime_error err)
            {
                IUResetSwitch(&ABSP);
                ABS[prevAB].s = ISS_ON;
                ABSP.s        = IPS_ALERT;
                DEBUGF(INDI::Logger::DBG_ERROR, "put_AntiBlooming failed. %s.", err.what());
                IDSetSwitch(&ABSP, nullptr);
                return false;
            }

            ABSP.s = IPS_OK;
            IDSetSwitch(&ABSP, nullptr);
            return true;
        }

        /* Filter Wheel */
        if (!strcmp(name, FilterSP.name))
        {
            if (IUUpdateSwitch(&FilterSP, states, names, n) < 0)
                return false;
            turnWheel();
            return true;
        }
    }

    //  Nobody has claimed this, so, ignore it
    return INDI::CCD::ISNewSwitch(dev, name, states, names, n);
}
Exemplo n.º 10
0
void QSICCD::TimerHit()
{
    long timeleft = 0;
    double ccdTemp = 0;
    double coolerPower = 0;

    if (isConnected() == false)
        return; //  No need to reset timer if we are not connected anymore

    if (InExposure)
    {
        bool imageReady;

        timeleft = CalcTimeLeft(ExpStart, ExposureRequest);

        if (timeleft < 1)
        {
            QSICam.get_ImageReady(&imageReady);

            while (!imageReady)
            {
                usleep(100);
                QSICam.get_ImageReady(&imageReady);
            }

            /* We're done exposing */
            DEBUG(INDI::Logger::DBG_SESSION, "Exposure done, downloading image...");
            PrimaryCCD.setExposureLeft(0);
            InExposure = false;
            /* grab and save image */
            grabImage();
        }
        else
        {
            DEBUGF(INDI::Logger::DBG_DEBUG, "Image not ready, time left %ld\n", timeleft);
            PrimaryCCD.setExposureLeft(timeleft);
        }
    }

    switch (TemperatureNP.s)
    {
        case IPS_IDLE:
        case IPS_OK:
            try
            {
                QSICam.get_CCDTemperature(&ccdTemp);
            }
            catch (std::runtime_error err)
            {
                TemperatureNP.s = IPS_IDLE;
                DEBUGF(INDI::Logger::DBG_ERROR, "get_CCDTemperature() failed. %s.", err.what());
                IDSetNumber(&TemperatureNP, nullptr);
                return;
            }

            if (fabs(TemperatureN[0].value - ccdTemp) >= TEMP_THRESHOLD)
            {
                TemperatureN[0].value = ccdTemp;
                IDSetNumber(&TemperatureNP, nullptr);
            }
            break;

        case IPS_BUSY:
            try
            {
                QSICam.get_CCDTemperature(&TemperatureN[0].value);
            }
            catch (std::runtime_error err)
            {
                TemperatureNP.s = IPS_ALERT;
                DEBUGF(INDI::Logger::DBG_ERROR, "get_CCDTemperature() failed. %s.", err.what());
                IDSetNumber(&TemperatureNP, nullptr);
                return;
            }

            if (fabs(TemperatureN[0].value - targetTemperature) <= TEMP_THRESHOLD)
                TemperatureNP.s = IPS_OK;

            IDSetNumber(&TemperatureNP, nullptr);
            break;

        case IPS_ALERT:
            break;
    }

    switch (CoolerNP.s)
    {
        case IPS_IDLE:
        case IPS_OK:
            try
            {
                QSICam.get_CoolerPower(&coolerPower);
            }
            catch (std::runtime_error err)
            {
                CoolerNP.s = IPS_IDLE;
                DEBUGF(INDI::Logger::DBG_ERROR, "get_CoolerPower() failed. %s.", err.what());
                IDSetNumber(&CoolerNP, nullptr);
                return;
            }

            if (CoolerN[0].value != coolerPower)
            {
                CoolerN[0].value = coolerPower;
                IDSetNumber(&CoolerNP, nullptr);
            }

            if (coolerPower > 0)
                CoolerNP.s = IPS_BUSY;

            break;

        case IPS_BUSY:
            try
            {
                QSICam.get_CoolerPower(&coolerPower);
            }
            catch (std::runtime_error err)
            {
                CoolerNP.s = IPS_ALERT;
                DEBUGF(INDI::Logger::DBG_ERROR, "get_CoolerPower() failed. %s.", err.what());
                IDSetNumber(&CoolerNP, nullptr);
                return;
            }

            if (coolerPower == 0)
                CoolerNP.s = IPS_IDLE;

            CoolerN[0].value = coolerPower;
            IDSetNumber(&CoolerNP, nullptr);
            break;

        case IPS_ALERT:
            break;
    }

    SetTimer(POLLMS);
    return;
}
Exemplo n.º 11
0
void QSICCD::turnWheel()
{
    short current_filter = 0;

    switch (FilterS[0].s)
    {
        case ISS_ON:
            try
            {
                current_filter = QueryFilter();
                if (current_filter < filterCount)
                    current_filter++;
                else
                    current_filter = 1;

                SelectFilter(current_filter);
            }
            catch (std::runtime_error err)
            {
                FilterSP.s   = IPS_IDLE;
                FilterS[0].s = ISS_OFF;
                FilterS[1].s = ISS_OFF;
                DEBUGF(INDI::Logger::DBG_ERROR, "QSICamera::get_FilterPos() failed. %s.", err.what());
                return;
            }

            FilterSlotN[0].value = current_filter;
            FilterS[0].s         = ISS_OFF;
            FilterS[1].s         = ISS_OFF;
            FilterSP.s           = IPS_OK;
            DEBUGF(INDI::Logger::DBG_DEBUG, "The current filter is %d", current_filter);
            IDSetSwitch(&FilterSP, nullptr);
            break;

        case ISS_OFF:
            try
            {
                current_filter = QueryFilter();
                if (current_filter > 1)
                    current_filter--;
                else
                    current_filter = filterCount;
                SelectFilter(current_filter);
            }
            catch (std::runtime_error err)
            {
                FilterSP.s   = IPS_IDLE;
                FilterS[0].s = ISS_OFF;
                FilterS[1].s = ISS_OFF;
                DEBUGF(INDI::Logger::DBG_ERROR, "QSICamera::get_FilterPos() failed. %s.", err.what());
                return;
            }

            FilterSlotN[0].value = current_filter;
            FilterS[0].s         = ISS_OFF;
            FilterS[1].s         = ISS_OFF;
            FilterSP.s           = IPS_OK;
            DEBUGF(INDI::Logger::DBG_DEBUG, "The current filter is %d", current_filter);
            IDSetSwitch(&FilterSP, nullptr);
            IDSetNumber(&FilterSlotNP, nullptr);
            break;
    }
}
Exemplo n.º 12
0
void QSICCD::shutterControl()
{
    bool hasShutter;
    try
    {
        QSICam.get_HasShutter(&hasShutter);
    }
    catch (std::runtime_error err)
    {
        ShutterSP.s   = IPS_IDLE;
        ShutterS[0].s = ISS_OFF;
        ShutterS[1].s = ISS_OFF;
        DEBUGF(INDI::Logger::DBG_ERROR, "QSICamera::get_HasShutter() failed. %s.", err.what());
        return;
    }

    if (hasShutter)
    {
        switch (ShutterS[0].s)
        {
            case ISS_ON:

                try
                {
                    QSICam.put_ManualShutterMode(true);
                    QSICam.put_ManualShutterOpen(true);
                }
                catch (std::runtime_error err)
                {
                    ShutterSP.s   = IPS_IDLE;
                    ShutterS[0].s = ISS_OFF;
                    ShutterS[1].s = ISS_ON;
                    DEBUGF(INDI::Logger::DBG_ERROR, "Error: ManualShutterOpen() failed. %s.", err.what());
                    IDSetSwitch(&ShutterSP, nullptr);
                    return;
                }

                /* Success! */
                ShutterS[0].s = ISS_ON;
                ShutterS[1].s = ISS_OFF;
                ShutterSP.s   = IPS_OK;
                DEBUG(INDI::Logger::DBG_SESSION, "Shutter opened manually.");
                IDSetSwitch(&ShutterSP, nullptr);
                break;

            case ISS_OFF:

                try
                {
                    QSICam.put_ManualShutterOpen(false);
                    QSICam.put_ManualShutterMode(false);
                }
                catch (std::runtime_error err)
                {
                    ShutterSP.s   = IPS_IDLE;
                    ShutterS[0].s = ISS_ON;
                    ShutterS[1].s = ISS_OFF;
                    DEBUGF(INDI::Logger::DBG_ERROR, "Error: ManualShutterOpen() failed. %s.", err.what());
                    IDSetSwitch(&ShutterSP, nullptr);
                    return;
                }

                /* Success! */
                ShutterS[0].s = ISS_OFF;
                ShutterS[1].s = ISS_ON;
                ShutterSP.s   = IPS_IDLE;
                DEBUG(INDI::Logger::DBG_SESSION, "Shutter closed manually.");
                IDSetSwitch(&ShutterSP, nullptr);
                break;
        }
    }
}
Exemplo n.º 13
0
void QSICCD::activateCooler(bool enable)
{
    bool coolerOn;

    if (enable)
    {
        try
        {
            QSICam.get_CoolerOn(&coolerOn);
        }
        catch (std::runtime_error err)
        {
            CoolerSP.s   = IPS_IDLE;
            CoolerS[0].s = ISS_OFF;
            CoolerS[1].s = ISS_ON;
            DEBUGF(INDI::Logger::DBG_ERROR, "Error: CoolerOn() failed. %s.", err.what());
            IDSetSwitch(&CoolerSP, nullptr);
            return;
        }

        if (!coolerOn)
        {
            try
            {
                QSICam.put_CoolerOn(true);
            }
            catch (std::runtime_error err)
            {
                CoolerSP.s   = IPS_IDLE;
                CoolerS[0].s = ISS_OFF;
                CoolerS[1].s = ISS_ON;
                DEBUGF(INDI::Logger::DBG_ERROR, "Error: put_CoolerOn(true) failed. %s.", err.what());
                return;
            }
        }

        /* Success! */
        CoolerS[0].s = ISS_ON;
        CoolerS[1].s = ISS_OFF;
        CoolerSP.s   = IPS_OK;
        DEBUG(INDI::Logger::DBG_SESSION, "Cooler ON");
        IDSetSwitch(&CoolerSP, nullptr);
        CoolerNP.s = IPS_BUSY;
    }
    else
    {
        CoolerS[0].s = ISS_OFF;
        CoolerS[1].s = ISS_ON;
        CoolerSP.s   = IPS_IDLE;

        try
        {
            QSICam.get_CoolerOn(&coolerOn);
            if (coolerOn)
                QSICam.put_CoolerOn(false);
        }
        catch (std::runtime_error err)
        {
            DEBUGF(INDI::Logger::DBG_ERROR, "Error: CoolerOn() failed. %s.", err.what());
            IDSetSwitch(&CoolerSP, nullptr);
            return;
        }
        DEBUG(INDI::Logger::DBG_SESSION, "Cooler is OFF.");
        IDSetSwitch(&CoolerSP, nullptr);
    }
}
Exemplo n.º 14
0
/*Set the debug flags------------------------------------------------*/
void set_debugflags(char *flags) {
  debugflags = flags;
  if (strchr(debugflags, '@') != NULL) alldebugflags = true;
  DEBUGF('a', "Debugflags = \"%s\"\n", debugflags);
}
Exemplo n.º 15
0
/*-----------------------------------------------------------------------------------*/
struct pbuf *
pbuf_alloc(pbuf_layer l, uint16_t size, pbuf_flag flag)
{
  struct pbuf *p, *q, *r;
  uint16_t offset;
  int32_t rsize;

  offset = 0;
  switch(l) {
	  case PBUF_TRANSPORT:
		  offset += PBUF_TRANSPORT_HLEN;
		  /* FALLTHROUGH */
	  case PBUF_IP:
		  offset += PBUF_IP_HLEN;
		  offset += PBUF_LINK_HLEN;
		  /* FALLTHROUGH */
	  case PBUF_LINK:
		  break;
	  case PBUF_RAW:
		  break;
	  default:
		  ASSERT("pbuf_alloc: bad pbuf layer", 0);
		  return NULL;
  }

  switch(flag)
  {
	  case PBUF_POOL:
		  /* Allocate head of pbuf chain into p. */
		  p = pbuf_pool_alloc();
		  if(p == NULL) {
#ifdef PBUF_STATS
			  ++stats.pbuf.err;
#endif /* PBUF_STATS */
			  return NULL;
		  }
		  p->next = NULL;

		  /* Set the payload pointer so that it points offset bytes into
			 pbuf data memory. */
		  p->payload = MEM_ALIGN((void *)((uint8_t *)p + (sizeof(struct pbuf) + offset)));

		  /* The total length of the pbuf is the requested size. */
		  p->tot_len = size;

		  /* Set the length of the first pbuf is the chain. */
		  p->len = size > PBUF_POOL_BUFSIZE - offset? PBUF_POOL_BUFSIZE - offset: size;

		  p->flags = PBUF_FLAG_POOL;

		  /* Allocate the tail of the pbuf chain. */
		  r = p;
		  rsize = size - p->len;
		  while(rsize > 0) {
			  q = pbuf_pool_alloc();
			  if(q == NULL) {
				  DEBUGF(PBUF_DEBUG, ("pbuf_alloc: Out of pbufs in pool,\n"));
#ifdef PBUF_STATS
				  ++stats.pbuf.err;
#endif /* PBUF_STATS */
				  pbuf_pool_free(p);
				  return NULL;
			  }
			  q->next = NULL;
			  r->next = q;
			  q->len = rsize > PBUF_POOL_BUFSIZE? PBUF_POOL_BUFSIZE: rsize;
			  q->flags = PBUF_FLAG_POOL;
			  q->payload = (void *)((uint8_t *)q + sizeof(struct pbuf));
			  r = q;
			  q->ref = 1;
			  q = q->next;
			  rsize -= PBUF_POOL_BUFSIZE;
		  }
		  r->next = NULL;

		  ASSERT("pbuf_alloc: pbuf->payload properly aligned",
				  ((uint32_t)p->payload % MEM_ALIGNMENT) == 0);
		  break;
	  case PBUF_RAM:
		  /* If pbuf is to be allocated in RAM, allocate memory for it. */
		  p = (struct pbuf*)mem_malloc(MEM_ALIGN_SIZE(sizeof(struct pbuf) + size + offset));
		  if(p == NULL)
		  { return NULL; }

		  /* Set up internal structure of the pbuf. */
		  p->payload = MEM_ALIGN((void *)((uint8_t *)p + sizeof(struct pbuf) + offset));
		  p->len = p->tot_len = size;
		  p->next = NULL;
		  p->flags = PBUF_FLAG_RAM;

		  ASSERT("pbuf_alloc: pbuf->payload properly aligned",
				  ((uint32_t)p->payload % MEM_ALIGNMENT) == 0);
		  break;
	  case PBUF_ROM:
		  /* If the pbuf should point to ROM, we only need to allocate
			 memory for the pbuf structure. */
		  p = (struct pbuf*)memp_mallocp(MEMP_PBUF);
		  if(p == NULL) {
			  return NULL;
		  }
		  p->payload = NULL;
		  p->len = p->tot_len = size;
		  p->next = NULL;
		  p->flags = PBUF_FLAG_ROM;
		  break;
	  default:
		  ASSERT("pbuf_alloc: erroneous flag", 0);
		  return NULL;
  }
  p->ref = 1;
  return p;
}
Exemplo n.º 16
0
bool QSICCD::Connect()
{
    bool connected;

    DEBUG(INDI::Logger::DBG_SESSION, "Attempting to find QSI CCD...");

    try
    {
        QSICam.get_Connected(&connected);
    }
    catch (std::runtime_error err)
    {
        DEBUGF(INDI::Logger::DBG_ERROR, "Error: get_Connected() failed. %s.", err.what());
        return false;
    }

    if (!connected)
    {
        try
        {
            QSICam.put_Connected(true);
        }
        catch (std::runtime_error err)
        {
            DEBUGF(INDI::Logger::DBG_ERROR, "Error: put_Connected(true) failed. %s.", err.what());
            return false;
        }
    }

    bool hasST4Port = false;
    try
    {
        QSICam.get_CanPulseGuide(&hasST4Port);
    }
    catch (std::runtime_error err)
    {
        DEBUGF(INDI::Logger::DBG_ERROR, "get_canPulseGuide() failed. %s.", err.what());
        return false;
    }

    try
    {
        QSICam.get_CanAbortExposure(&canAbort);
    }
    catch (std::runtime_error err)
    {
        DEBUGF(INDI::Logger::DBG_ERROR, "get_CanAbortExposure() failed. %s.", err.what());
        return false;
    }

    uint32_t cap = CCD_CAN_BIN | CCD_CAN_SUBFRAME | CCD_HAS_COOLER | CCD_HAS_SHUTTER;

    if (canAbort)
        cap |= CCD_CAN_ABORT;

    if (hasST4Port)
        cap |= CCD_HAS_ST4_PORT;

    SetCCDCapability(cap);

    /* Success! */
    DEBUG(INDI::Logger::DBG_SESSION, "CCD is online. Retrieving basic data.");
    return true;
}
Exemplo n.º 17
0
bool get_spc_metadata(int fd, struct mp3entry* id3)
{
    /* Use the trackname part of the id3 structure as a temporary buffer */
    unsigned char * buf = (unsigned char *)id3->path;
    int read_bytes;
    char * p;

    unsigned long length;
    unsigned long fade;
    bool isbinary = true;
    int i;

    /* try to get the ID666 tag */
    if ((lseek(fd, 0x2e, SEEK_SET) < 0)
            || ((read_bytes = read(fd, buf, 0xD2)) < 0xD2))
    {
        DEBUGF("lseek or read failed\n");
        return false;
    }

    p = id3->id3v2buf;

    id3->title = p;
    buf[31] = 0;
    p = iso_decode(buf, p, 0, 32);
    buf += 32;

    id3->album = p;
    buf[31] = 0;
    p = iso_decode(buf, p, 0, 32);
    buf += 48;

    id3->comment = p;
    buf[31] = 0;
    p = iso_decode(buf, p, 0, 32);
    buf += 32;

    /* Date check */
    if(buf[2] == '/' && buf[5] == '/')
        isbinary = false;

    /* Reserved bytes check */
    if(buf[0xD2 - 0x2E - 112] >= '0' &&
            buf[0xD2 - 0x2E - 112] <= '9' &&
            buf[0xD3 - 0x2E - 112] == 0x00)
        isbinary = false;

    /* is length & fade only digits? */
    for (i=0; i<8 && (
                (buf[0xA9 - 0x2E - 112+i]>='0'&&buf[0xA9 - 0x2E - 112+i]<='9') ||
                buf[0xA9 - 0x2E - 112+i]=='\0');
            i++);
    if (i==8) isbinary = false;

    if(isbinary) {
        id3->year = buf[0] | (buf[1]<<8);
        buf += 11;

        length = (buf[0] | (buf[1]<<8) | (buf[2]<<16)) * 1000;
        buf += 3;

        fade = (buf[0] | (buf[1]<<8) | (buf[2]<<16) | (buf[3]<<24));
        buf += 4;
    } else {
        char tbuf[6];

        buf += 6;
        buf[4] = 0;
        id3->year = atoi(buf);
        buf += 5;

        memcpy(tbuf, buf, 3);
        tbuf[3] = 0;
        length = atoi(tbuf) * 1000;
        buf += 3;

        memcpy(tbuf, buf, 5);
        tbuf[5] = 0;
        fade = atoi(tbuf);
        buf += 5;
    }

    id3->artist = p;
    buf[31] = 0;
    p = iso_decode(buf, p, 0, 32);

    if (length==0) {
        length=3*60*1000; /* 3 minutes */
        fade=5*1000; /* 5 seconds */
    }

    id3->length = length+fade;

    id3->filesize = filesize(fd);
    id3->genre_string = id3_get_num_genre(36);

    return true;
}
Exemplo n.º 18
0
/**
 * curl_global_init() globally initializes cURL given a bitwise set of the
 * different features of what to initialize.
 */
CURLcode curl_global_init(long flags)
{
  if(initialized++)
    return CURLE_OK;

  /* Setup the default memory functions here (again) */
  Curl_cmalloc = (curl_malloc_callback)malloc;
  Curl_cfree = (curl_free_callback)free;
  Curl_crealloc = (curl_realloc_callback)realloc;
  Curl_cstrdup = (curl_strdup_callback)system_strdup;
  Curl_ccalloc = (curl_calloc_callback)calloc;
#if defined(WIN32) && defined(UNICODE)
  Curl_cwcsdup = (curl_wcsdup_callback)_wcsdup;
#endif

  if(flags & CURL_GLOBAL_SSL)
    if(!Curl_ssl_init()) {
      DEBUGF(fprintf(stderr, "Error: Curl_ssl_init failed\n"));
      return CURLE_FAILED_INIT;
    }

  if(flags & CURL_GLOBAL_WIN32)
    if(win32_init() != CURLE_OK) {
      DEBUGF(fprintf(stderr, "Error: win32_init failed\n"));
      return CURLE_FAILED_INIT;
    }

#ifdef __AMIGA__
  if(!Curl_amiga_init()) {
    DEBUGF(fprintf(stderr, "Error: Curl_amiga_init failed\n"));
    return CURLE_FAILED_INIT;
  }
#endif

#ifdef NETWARE
  if(netware_init()) {
    DEBUGF(fprintf(stderr, "Warning: LONG namespace not available\n"));
  }
#endif

#ifdef USE_LIBIDN
  idna_init();
#endif

  if(Curl_resolver_global_init() != CURLE_OK) {
    DEBUGF(fprintf(stderr, "Error: resolver_global_init failed\n"));
    return CURLE_FAILED_INIT;
  }

#if defined(USE_LIBSSH2) && defined(HAVE_LIBSSH2_INIT)
  if(libssh2_init(0)) {
    DEBUGF(fprintf(stderr, "Error: libssh2_init failed\n"));
    return CURLE_FAILED_INIT;
  }
#endif

  if(flags & CURL_GLOBAL_ACK_EINTR)
    Curl_ack_eintr = 1;

  init_flags  = flags;

  return CURLE_OK;
}
Exemplo n.º 19
0
/*-----------------------------------------------------------------------------------*/
void
tcp_slowtmr(void)
{
  static struct tcp_pcb *pcb, *pcb2, *prev;
  static struct tcp_seg *seg, *useg;
  static uint32_t eff_wnd;
  static uint8_t pcb_remove;      /* flag if a PCB should be removed */

  ++tcp_ticks;

  /* Steps through all of the active PCBs. */
  prev = NULL;
  pcb = tcp_active_pcbs;
  while(pcb != NULL) {
    ASSERT("tcp_timer_coarse: active pcb->state != CLOSED", pcb->state != CLOSED);
    ASSERT("tcp_timer_coarse: active pcb->state != LISTEN", pcb->state != LISTEN);
    ASSERT("tcp_timer_coarse: active pcb->state != TIME-WAIT", pcb->state != TIME_WAIT);

    pcb_remove = 0;

    if(pcb->state == SYN_SENT && pcb->nrtx == TCP_SYNMAXRTX) {
      ++pcb_remove;
    } else if(pcb->nrtx == TCP_MAXRTX) {
      ++pcb_remove;
    } else {
      ++pcb->rtime;
      seg = pcb->unacked;
      if(seg != NULL && pcb->rtime >= pcb->rto) {

        DEBUGF(TCP_RTO_DEBUG, ("tcp_timer_coarse: rtime %ld pcb->rto %d\n",
                               tcp_ticks - pcb->rtime, pcb->rto));

	/* Double retransmission time-out unless we are trying to
           connect to somebody (i.e., we are in SYN_SENT). */
	if(pcb->state != SYN_SENT) {
	  pcb->rto = ((pcb->sa >> 3) + pcb->sv) << tcp_backoff[pcb->nrtx];
	}

        /* Move all other unacked segments to the unsent queue. */
        if(seg->next != NULL) {
          for(useg = seg->next; useg->next != NULL; useg = useg->next);
          /* useg now points to the last segment on the unacked queue. */
          useg->next = pcb->unsent;
          pcb->unsent = seg->next;
          seg->next = NULL;
          pcb->snd_nxt = ntohl(pcb->unsent->tcphdr->seqno);
        }

	/* Do the actual retransmission. */
        tcp_rexmit_seg(pcb, seg);

        /* Reduce congestion window and ssthresh. */
        eff_wnd = MIN(pcb->cwnd, pcb->snd_wnd);
        pcb->ssthresh = eff_wnd >> 1;
        if(pcb->ssthresh < pcb->mss) {
          pcb->ssthresh = pcb->mss * 2;
        }
        pcb->cwnd = pcb->mss;

        DEBUGF(TCP_CWND_DEBUG, ("tcp_rexmit_seg: cwnd %u ssthresh %u\n",
                                pcb->cwnd, pcb->ssthresh));
      }
    }
Exemplo n.º 20
0
/*
 * Write bytes to the drive via the CBM default protocol.
 * Returns number of successful written bytes or 0 on error.
 */
static uint16_t
iec_raw_write(uint16_t len, uint8_t flags)
{
    uint8_t atn, talk, data;
    uint16_t rv;

    rv = len;
    atn = flags & XUM_WRITE_ATN;
    talk = flags & XUM_WRITE_TALK;
    eoi = 0;

    DEBUGF(DBG_INFO, "cwr %d, atn %d, talk %d\n", len, atn, talk);
    if (len == 0)
        return 0;

    usbInitIo(len, ENDPOINT_DIR_OUT);

    /*
     * First, check if any device is present on the bus.
     * If ATN and RST are both low (active), we know that at least one
     * drive is attached but none are powered up. In this case, we
     * bail out early. Otherwise, we'd get stuck in wait_for_listener().
     */
    if (!iec_wait_timeout_2ms(IO_ATN|IO_RESET, 0)) {
        DEBUGF(DBG_ERROR, "write: no devs on bus\n");
        usbIoDone();
        return 0;
    }

    iec_release(IO_DATA);
    iec_set(IO_CLK | (atn ? IO_ATN : 0));
    IEC_DELAY();

    // Wait for any device to pull data after we set CLK. This is actually
    // IEC_T_AT (1 ms) but we allow a bit longer.
    if (!iec_wait_timeout_2ms(IO_DATA, IO_DATA)) {
        DEBUGF(DBG_ERROR, "write: no devs\n");
        iec_release(IO_CLK | IO_ATN);
        usbIoDone();
        return 0;
    }

    /*
     * Wait a short while for drive to be ready for us to release CLK.
     * This uses the typical value for IEC_T_NE. Even though it has no
     * minimum, the transfer starts to be unreliable for Tne somewhere
     * below 10 us.
     */
    DELAY_US(IEC_T_NE);

    // Respond with data as soon as device is ready (max time Tne, 200 us).
    while (len != 0) {
        // Be sure DATA line has been pulled by device. If not, we timed
        // out without a device being ready.
        if (!iec_get(IO_DATA)) {
            DEBUGF(DBG_ERROR, "write: dev not pres\n");
            rv = 0;
            break;
        }

        // Release CLK and wait forever for listener to release data.
        if (!wait_for_listener()) {
            DEBUGF(DBG_ERROR, "write: w4l abrt\n");
            rv = 0;
            break;
        }

        /*
         * Signal EOI by waiting so long (IEC_T_YE, > 200 us) that
         * listener pulls DATA, then wait for it to be released.
         * The device will do so in IEC_T_EI, >= 60 us.
         *
         * If we're not signalling EOI, we must set CLK (below) in less
         * than 200 us after wait_for_listener() (IEC_T_RY).
         */
        if (len == 1 && !atn) {
            iec_wait_timeout_2ms(IO_DATA, IO_DATA);
            iec_wait_timeout_2ms(IO_DATA, 0);
        }
        iec_set(IO_CLK);

        // Get a data byte from host, quitting if it signalled an abort.
        if (usbRecvByte(&data) != 0) {
            rv = 0;
            break;
        }
        if (send_byte(data)) {
            len--;
            DELAY_US(IEC_T_BB);
        } else {
            DEBUGF(DBG_ERROR, "write: io err\n");
            rv = 0;
            break;
        }

        wdt_reset();
    }
    usbIoDone();

    /*
     * We rely on the per-byte IEC_T_BB delay (above) being more than
     * the minimum time before releasing ATN (IEC_T_R).
     */
    if (rv != 0) {
        // Talk-ATN turn around (talker and listener exchange roles).
        if (talk) {
            // Hold DATA and release ATN, waiting talk-ATN release time.
            iec_set_release(IO_DATA, IO_ATN);
            DELAY_US(IEC_T_TK);

            // Now release CLK and wait for device to grab it.
            iec_release(IO_CLK);
            IEC_DELAY();

            // Wait forever for device (IEC_T_DC).
            while (!iec_get(IO_CLK)) {
                if (!TimerWorker()) {
                    rv = 0;
                    break;
                }
            }
        } else
            iec_release(IO_ATN);
    } else {
        /*
         * If there was an error, release all lines before returning.
         * Delay the minimum time to releasing ATN after frame, just in
         * case the IEC_T_BB delay (above) was skipped. It is only performed
         * if send_byte() succeeded and not in this error case.
         */
        DELAY_US(IEC_T_R);
        iec_release(IO_CLK | IO_ATN);
    }

    DEBUGF(DBG_INFO, "wrv=%d\n", rv);
    return rv;
}
Exemplo n.º 21
0
int main(int argc, char *argv[])
{
    int fd, fd_dec;
    int res, datasize,i;
    int nb_frames = 0;
#ifdef DUMP_RAW_FRAMES 
    char filename[15];
    int fd_out;
#endif
    int32_t outbuf[2048];
    uint16_t fs,sps,h;
    uint32_t packet_count;
    COOKContext q;
    RMContext rmctx;
    RMPacket pkt;

    memset(&q,0,sizeof(COOKContext));
    memset(&rmctx,0,sizeof(RMContext));
    memset(&pkt,0,sizeof(RMPacket));

    if (argc != 2) {
        DEBUGF("Incorrect number of arguments\n");
        return -1;
    }

    fd = open(argv[1],O_RDONLY);
    if (fd < 0) {
        DEBUGF("Error opening file %s\n", argv[1]);
        return -1;
    }
    
    /* copy the input rm file to a memory buffer */
    uint8_t * filebuf = (uint8_t *)calloc((int)filesize(fd),sizeof(uint8_t));
    res = read(fd,filebuf,filesize(fd)); 
 
    fd_dec = open_wav("output.wav");
    if (fd_dec < 0) {
        DEBUGF("Error creating output file\n");
        return -1;
    }
    res = real_parse_header(fd, &rmctx);
    packet_count = rmctx.nb_packets;
    rmctx.audio_framesize = rmctx.block_align;
    rmctx.block_align = rmctx.sub_packet_size;
    fs = rmctx.audio_framesize;
    sps= rmctx.block_align;
    h = rmctx.sub_packet_h;
    cook_decode_init(&rmctx,&q);
    
    /* change the buffer pointer to point at the first audio frame */
    advance_buffer(&filebuf, rmctx.data_offset+ DATA_HEADER_SIZE);
    while(packet_count)
    {  
        rm_get_packet(&filebuf, &rmctx, &pkt);
        //DEBUGF("total frames = %d packet count = %d output counter = %d \n",rmctx.audio_pkt_cnt*(fs/sps), packet_count,rmctx.audio_pkt_cnt);
        for(i = 0; i < rmctx.audio_pkt_cnt*(fs/sps) ; i++)
        { 
            /* output raw audio frames that are sent to the decoder into separate files */
#ifdef DUMP_RAW_FRAMES 
              snprintf(filename,sizeof(filename),"dump%d.raw",++x);
              fd_out = open(filename,O_WRONLY|O_CREAT|O_APPEND, 0666);
              write(fd_out,pkt.frames[i],sps);  
              close(fd_out);
#endif
            nb_frames = cook_decode_frame(&rmctx,&q, outbuf, &datasize, pkt.frames[i] , rmctx.block_align);
            rmctx.frame_number++;
            res = write(fd_dec,outbuf,datasize);        
        }
        packet_count -= rmctx.audio_pkt_cnt;
        rmctx.audio_pkt_cnt = 0;
    }
    close_wav(fd_dec, &rmctx, &q);
    close(fd);


  return 0;
}
Exemplo n.º 22
0
static uint16_t
iec_raw_read(uint16_t len)
{
    uint8_t ok, bit, b;
    uint16_t to, count;

    DEBUGF(DBG_INFO, "crd %d\n", len);
    usbInitIo(len, ENDPOINT_DIR_IN);
    count = 0;
    do {
        to = 0;

        /* wait for clock to be released. typically times out during: */
        /* directory read */
        while (iec_get(IO_CLK)) {
            if (to >= 50000 || !TimerWorker()) {
                /* 1.0 (50000 * 20us) sec timeout */
                DEBUGF(DBG_ERROR, "rd to\n");
                usbIoDone();
                return 0;
            }
            to++;
            DELAY_US(20);
        }

        // XXX is this right? why treat EOI differently here?
        if (eoi) {
            usbIoDone();
            return 0;
        }

        /* release DATA line */
        iec_release(IO_DATA);

        /* use special "timer with wait for clock" */
        iec_wait_clk();

        // Is the talking device signalling EOI?
        if (iec_get(IO_CLK) == 0) {
            eoi = 1;
            iec_set(IO_DATA);
            DELAY_US(70);
            iec_release(IO_DATA);
        }

        /*
         * Disable IRQs to make sure the byte transfer goes uninterrupted.
         * This isn't strictly needed since the only interrupt we use is the
         * one for USB control transfers.
         */
        cli();

        // Wait up to 2 ms for CLK to be asserted
        ok = iec_wait_timeout_2ms(IO_CLK, IO_CLK);

        // Read all 8 bits of a byte
        for (bit = b = 0; bit < 8 && ok; bit++) {
            // Wait up to 2 ms for CLK to be released
            ok = iec_wait_timeout_2ms(IO_CLK, 0);
            if (ok) {
                b >>= 1;
                if (iec_get(IO_DATA) == 0)
                    b |= 0x80;

                // Wait up to 2 ms for CLK to be asserted
                ok = iec_wait_timeout_2ms(IO_CLK, IO_CLK);
            }
        }

        sei();

        if (ok) {
            // Acknowledge byte received ok
            iec_set(IO_DATA);

            // Send the data byte to host, quitting if it signalled an abort.
            if (usbSendByte(b))
                break;
            count++;
            DELAY_US(50);
        }

        wdt_reset();
    } while (count != len && ok && !eoi);

    if (!ok) {
        DEBUGF(DBG_ERROR, "read io err\n");
        count = 0;
    }

    DEBUGF(DBG_INFO, "rv=%d\n", count);
    usbIoDone();
    return count;
}
Exemplo n.º 23
0
void QHYCCD::updateTemperature()
{
    double ccdtemp=0,coolpower=0;
    double nextPoll=POLLMS;

    if (sim)
    {
        ccdtemp = TemperatureN[0].value;
        if (TemperatureN[0].value < TemperatureRequest)
            ccdtemp += TEMP_THRESHOLD;
        else if (TemperatureN[0].value > TemperatureRequest)
            ccdtemp -= TEMP_THRESHOLD;

        coolpower = 128;
    }
    else
    {
        ccdtemp = GetQHYCCDParam(camhandle,CONTROL_CURTEMP);
        coolpower = GetQHYCCDParam(camhandle,CONTROL_CURPWM);
        ControlQHYCCDTemp(camhandle,TemperatureRequest);
    }

    DEBUGF(INDI::Logger::DBG_DEBUG, "CCD Temp: %g CCD RAW Cooling Power: %g, CCD Cooling percentage: %g", ccdtemp, coolpower, coolpower / 255.0 * 100);

    TemperatureN[0].value = ccdtemp;
    CoolerN[0].value = coolpower / 255.0 * 100;

    if (coolpower > 0 && CoolerS[0].s == ISS_OFF)
    {
        CoolerNP.s = IPS_BUSY;
        CoolerSP.s = IPS_OK;
        CoolerS[0].s = ISS_ON;
        CoolerS[1].s = ISS_OFF;
        IDSetSwitch(&CoolerSP, NULL);
    }
    else if (coolpower <= 0 && CoolerS[0].s == ISS_ON)
    {
        CoolerNP.s = IPS_IDLE;
        CoolerSP.s = IPS_IDLE;
        CoolerS[0].s = ISS_OFF;
        CoolerS[1].s = ISS_ON;
        IDSetSwitch(&CoolerSP, NULL);
    }

    if (TemperatureNP.s == IPS_BUSY && fabs(TemperatureN[0].value - TemperatureRequest) <= TEMP_THRESHOLD)
    {
        TemperatureN[0].value = TemperatureRequest;
        TemperatureNP.s = IPS_OK;
    }

/*
    //we need call ControlQHYCCDTemp every second to control temperature
    if (TemperatureNP.s == IPS_BUSY)
        nextPoll = TEMPERATURE_BUSY_MS;
*/

    IDSetNumber(&TemperatureNP, NULL);
    IDSetNumber(&CoolerNP, NULL);

    temperatureID = IEAddTimer(nextPoll,QHYCCD::updateTemperatureHelper, this);

}
Exemplo n.º 24
0
void pciauto_setup_device(struct pci_controller *hose,
			  pci_dev_t dev, int bars_num,
			  struct pci_region *mem,
			  struct pci_region *prefetch,
			  struct pci_region *io)
{
	unsigned int bar_response;
	pci_addr_t bar_value;
	pci_size_t bar_size;
	unsigned int cmdstat = 0;
	struct pci_region *bar_res;
	int bar, bar_nr = 0;
	int found_mem64 = 0;

	pci_hose_read_config_dword(hose, dev, PCI_COMMAND, &cmdstat);
	cmdstat = (cmdstat & ~(PCI_COMMAND_IO | PCI_COMMAND_MEMORY)) | PCI_COMMAND_MASTER;

	for (bar = PCI_BASE_ADDRESS_0; bar < PCI_BASE_ADDRESS_0 + (bars_num*4); bar += 4) {
		/* Tickle the BAR and get the response */
		pci_hose_write_config_dword(hose, dev, bar, 0xffffffff);
		pci_hose_read_config_dword(hose, dev, bar, &bar_response);

		/* If BAR is not implemented go to the next BAR */
		if (!bar_response)
			continue;

		found_mem64 = 0;

		/* Check the BAR type and set our address mask */
		if (bar_response & PCI_BASE_ADDRESS_SPACE) {
			bar_size = ((~(bar_response & PCI_BASE_ADDRESS_IO_MASK))
				   & 0xffff) + 1;
			bar_res = io;

			DEBUGF("PCI Autoconfig: BAR %d, I/O, size=0x%llx, ", bar_nr, (u64)bar_size);
		} else {
			if ( (bar_response & PCI_BASE_ADDRESS_MEM_TYPE_MASK) ==
			     PCI_BASE_ADDRESS_MEM_TYPE_64) {
				u32 bar_response_upper;
				u64 bar64;
				pci_hose_write_config_dword(hose, dev, bar+4, 0xffffffff);
				pci_hose_read_config_dword(hose, dev, bar+4, &bar_response_upper);

				bar64 = ((u64)bar_response_upper << 32) | bar_response;

				bar_size = ~(bar64 & PCI_BASE_ADDRESS_MEM_MASK) + 1;
				found_mem64 = 1;
			} else {
				bar_size = (u32)(~(bar_response & PCI_BASE_ADDRESS_MEM_MASK) + 1);
			}
			if (prefetch && (bar_response & PCI_BASE_ADDRESS_MEM_PREFETCH))
				bar_res = prefetch;
			else
				bar_res = mem;

			DEBUGF("PCI Autoconfig: BAR %d, Mem, size=0x%llx, ", bar_nr, (u64)bar_size);
		}

		if (pciauto_region_allocate(bar_res, bar_size, &bar_value) == 0) {
			/* Write it out and update our limit */
			pci_hose_write_config_dword(hose, dev, bar, (u32)bar_value);

			if (found_mem64) {
				bar += 4;
#ifdef CONFIG_SYS_PCI_64BIT
				pci_hose_write_config_dword(hose, dev, bar, (u32)(bar_value>>32));
#else
				/*
				 * If we are a 64-bit decoder then increment to the
				 * upper 32 bits of the bar and force it to locate
				 * in the lower 4GB of memory.
				 */
				pci_hose_write_config_dword(hose, dev, bar, 0x00000000);
#endif
			}

			cmdstat |= (bar_response & PCI_BASE_ADDRESS_SPACE) ?
				PCI_COMMAND_IO : PCI_COMMAND_MEMORY;
		}

		DEBUGF("\n");

		bar_nr++;
	}
Exemplo n.º 25
0
bool QHYCCD::Connect()
{

    sim = isSimulation();

    int ret;

    uint32_t cap;

    if (sim)
    {
        cap = CCD_CAN_SUBFRAME | CCD_CAN_ABORT | CCD_CAN_BIN | CCD_HAS_COOLER | CCD_HAS_ST4_PORT;
        SetCCDCapability(cap);

        HasUSBTraffic = true;
        HasUSBSpeed = true;
        HasGain = true;
        HasOffset = true;
        HasFilters = true;

        return true;
    }

    camhandle = OpenQHYCCD(camid);

    if(camhandle != NULL)
    {
        DEBUGF(INDI::Logger::DBG_SESSION, "Connected to %s.",camid);

        cap = CCD_CAN_ABORT | CCD_CAN_SUBFRAME | CCD_HAS_STREAMING;

        ret = InitQHYCCD(camhandle);
        if(ret != QHYCCD_SUCCESS)
        {
            DEBUGF(INDI::Logger::DBG_ERROR, "Error: Init Camera failed (%d)", ret);
            return false;
        }

        ret = IsQHYCCDControlAvailable(camhandle,CAM_MECHANICALSHUTTER);
        if(ret == QHYCCD_SUCCESS)
        {
            cap |= CCD_HAS_SHUTTER;
        }

        DEBUGF(INDI::Logger::DBG_DEBUG, "Shutter Control: %s", cap & CCD_HAS_SHUTTER ? "True" : "False");

        ret = IsQHYCCDControlAvailable(camhandle,CONTROL_COOLER);
        if(ret == QHYCCD_SUCCESS)
        {
            cap |= CCD_HAS_COOLER;
        }

        DEBUGF(INDI::Logger::DBG_DEBUG, "Cooler Control: %s", cap & CCD_HAS_COOLER ? "True" : "False");

        ret = IsQHYCCDControlAvailable(camhandle,CONTROL_ST4PORT);
        if(ret == QHYCCD_SUCCESS)
        {
            cap |= CCD_HAS_ST4_PORT;
        }

        DEBUGF(INDI::Logger::DBG_DEBUG, "Guider Port Control: %s", cap & CCD_HAS_ST4_PORT  ? "True" : "False");

        ret = IsQHYCCDControlAvailable(camhandle,CONTROL_SPEED);
        if(ret == QHYCCD_SUCCESS)
        {
            HasUSBSpeed = true;
        }

        DEBUGF(INDI::Logger::DBG_DEBUG, "USB Speed Control: %s", HasUSBSpeed ? "True" : "False");

        ret = IsQHYCCDControlAvailable(camhandle,CONTROL_GAIN);
        if(ret == QHYCCD_SUCCESS)
        {
            HasGain = true;
        }

        DEBUGF(INDI::Logger::DBG_DEBUG, "Gain Control: %s", HasGain ? "True" : "False");

        ret = IsQHYCCDControlAvailable(camhandle,CONTROL_OFFSET);
        if(ret == QHYCCD_SUCCESS)
        {
            HasOffset = true;
        }

        DEBUGF(INDI::Logger::DBG_DEBUG, "Offset Control: %s", HasOffset ? "True" : "False");

        ret = IsQHYCCDControlAvailable(camhandle,CONTROL_CFWPORT);
        if(ret == QHYCCD_SUCCESS)
        {
            HasFilters = true;
        }

        DEBUGF(INDI::Logger::DBG_DEBUG, "Has Filters: %s", HasFilters ? "True" : "False");

        // Using software binning
        cap |= CCD_CAN_BIN;
        camxbin = 1;
        camybin = 1;

        /*ret = IsQHYCCDControlAvailable(camhandle,CAM_BIN1X1MODE);
        if(ret == QHYCCD_SUCCESS)
        {
            camxbin = 1;
            camybin = 1;
        }

        DEBUGF(INDI::Logger::DBG_DEBUG, "Bin 1x1: %s", (ret == QHYCCD_SUCCESS) ? "True" : "False");

        ret &= IsQHYCCDControlAvailable(camhandle,CAM_BIN2X2MODE);
        ret &= IsQHYCCDControlAvailable(camhandle,CAM_BIN3X3MODE);
        ret &= IsQHYCCDControlAvailable(camhandle,CAM_BIN4X4MODE);
        if(ret == QHYCCD_SUCCESS)
        {
            cap |= CCD_CAN_BIN;
        }

        DEBUGF(INDI::Logger::DBG_DEBUG, "Binning Control: %s", cap & CCD_CAN_BIN ? "True" : "False");
        */

        ret= IsQHYCCDControlAvailable(camhandle, CONTROL_USBTRAFFIC);
        if (ret == QHYCCD_SUCCESS)
        {
            HasUSBTraffic = true;
        }

        DEBUGF(INDI::Logger::DBG_DEBUG, "USB Traffic Control: %s", HasUSBTraffic ? "True" : "False");

        ret = IsQHYCCDControlAvailable(camhandle,CAM_COLOR);
        if(ret != QHYCCD_ERROR && ret != QHYCCD_ERROR_NOTSUPPORT)
        {
             if(ret == BAYER_GB)
                 IUSaveText(&BayerT[2], "GBGR");
             else if (ret == BAYER_GR)
                 IUSaveText(&BayerT[2], "GRGB");
             else if (ret == BAYER_BG)
                 IUSaveText(&BayerT[2], "BGGR");
             else
                 IUSaveText(&BayerT[2], "RGGB");

             DEBUGF(INDI::Logger::DBG_DEBUG, "Color CCD: %s", BayerT[2].text);

             cap |= CCD_HAS_BAYER;

        }

        SetCCDCapability(cap);

        pthread_create( &primary_thread, NULL, &streamVideoHelper, this);

        return true;
    }

    DEBUGF(INDI::Logger::DBG_ERROR, "Connecting to CCD failed (%s)",camid);

    return false;

}
Exemplo n.º 26
0
int ares_init_options(ares_channel *channelptr, struct ares_options *options,
                      int optmask)
{
  ares_channel channel;
  int i;
  int status = ARES_SUCCESS;
  struct timeval now;

#ifdef CURLDEBUG
  const char *env = getenv("CARES_MEMDEBUG");

  if (env)
    curl_memdebug(env);
  env = getenv("CARES_MEMLIMIT");
  if (env) {
    char *endptr;
    long num = strtol(env, &endptr, 10);
    if((endptr != env) && (endptr == env + strlen(env)) && (num > 0))
      curl_memlimit(num);
  }
#endif

  if (ares_library_initialized() != ARES_SUCCESS)
    return ARES_ENOTINITIALIZED;

  channel = malloc(sizeof(struct ares_channeldata));
  if (!channel) {
    *channelptr = NULL;
    return ARES_ENOMEM;
  }

  now = ares__tvnow();

  /* Set everything to distinguished values so we know they haven't
   * been set yet.
   */
  channel->flags = -1;
  channel->timeout = -1;
  channel->tries = -1;
  channel->ndots = -1;
  channel->rotate = -1;
  channel->udp_port = -1;
  channel->tcp_port = -1;
  channel->socket_send_buffer_size = -1;
  channel->socket_receive_buffer_size = -1;
  channel->nservers = -1;
  channel->ndomains = -1;
  channel->nsort = -1;
  channel->tcp_connection_generation = 0;
  channel->lookups = NULL;
  channel->domains = NULL;
  channel->sortlist = NULL;
  channel->servers = NULL;
  channel->sock_state_cb = NULL;
  channel->sock_state_cb_data = NULL;
  channel->sock_create_cb = NULL;
  channel->sock_create_cb_data = NULL;

  channel->last_server = 0;
  channel->last_timeout_processed = (time_t)now.tv_sec;

  memset(&channel->local_dev_name, 0, sizeof(channel->local_dev_name));
  channel->local_ip4 = 0;
  memset(&channel->local_ip6, 0, sizeof(channel->local_ip6));

  /* Initialize our lists of queries */
  ares__init_list_head(&(channel->all_queries));
  for (i = 0; i < ARES_QID_TABLE_SIZE; i++)
    {
      ares__init_list_head(&(channel->queries_by_qid[i]));
    }
  for (i = 0; i < ARES_TIMEOUT_TABLE_SIZE; i++)
    {
      ares__init_list_head(&(channel->queries_by_timeout[i]));
    }

  /* Initialize configuration by each of the four sources, from highest
   * precedence to lowest.
   */

  if (status == ARES_SUCCESS) {
    status = init_by_options(channel, options, optmask);
    if (status != ARES_SUCCESS)
      DEBUGF(fprintf(stderr, "Error: init_by_options failed: %s\n",
                     ares_strerror(status)));
  }
  if (status == ARES_SUCCESS) {
    status = init_by_environment(channel);
    if (status != ARES_SUCCESS)
      DEBUGF(fprintf(stderr, "Error: init_by_environment failed: %s\n",
                     ares_strerror(status)));
  }
  if (status == ARES_SUCCESS) {
    status = init_by_resolv_conf(channel);
    if (status != ARES_SUCCESS)
      DEBUGF(fprintf(stderr, "Error: init_by_resolv_conf failed: %s\n",
                     ares_strerror(status)));
  }

  /*
   * No matter what failed or succeeded, seed defaults to provide
   * useful behavior for things that we missed.
   */
  status = init_by_defaults(channel);
  if (status != ARES_SUCCESS)
    DEBUGF(fprintf(stderr, "Error: init_by_defaults failed: %s\n",
                   ares_strerror(status)));

  /* Generate random key */

  if (status == ARES_SUCCESS) {
    status = init_id_key(&channel->id_key, ARES_ID_KEY_LEN);
    if (status == ARES_SUCCESS)
      channel->next_id = ares__generate_new_id(&channel->id_key);
    else
      DEBUGF(fprintf(stderr, "Error: init_id_key failed: %s\n",
                     ares_strerror(status)));
  }

  if (status != ARES_SUCCESS)
    {
      /* Something failed; clean up memory we may have allocated. */
      if (channel->servers)
        free(channel->servers);
      if (channel->domains)
        {
          for (i = 0; i < channel->ndomains; i++)
            free(channel->domains[i]);
          free(channel->domains);
        }
      if (channel->sortlist)
        free(channel->sortlist);
      if(channel->lookups)
        free(channel->lookups);
      free(channel);
      return status;
    }

  /* Trim to one server if ARES_FLAG_PRIMARY is set. */
  if ((channel->flags & ARES_FLAG_PRIMARY) && channel->nservers > 1)
    channel->nservers = 1;

  ares__init_servers_state(channel);

  *channelptr = channel;
  return ARES_SUCCESS;
}
Exemplo n.º 27
0
static int
_search_parent_process(ParentCtx *ctx)
{
	assert(ctx != NULL);
	assert(ctx->child_pid > 0);
	assert(ctx->outfd > 0);
	assert(ctx->errfd > 0);

	fd_set rfds;
	Buffer outbuf;
	Buffer errbuf;
	ReaderArgs reader_args;
	int lc = 0;
	int status = PROCESS_STATUS_OK;

	DEBUG("search", "Initializing parent process.");

	buffer_init(&outbuf, 4096);
	buffer_init(&errbuf, 4096);

	_search_reader_args_init(&reader_args, &ctx->filter_args, ctx->user_data);

	DEBUGF("search", "Reading data from child process (pid=%ld).", ctx->child_pid);

	int maxfd = (ctx->errfd > ctx->outfd ? ctx->errfd : ctx->outfd) + 1;

	while(status == PROCESS_STATUS_OK)
	{
		FD_ZERO(&rfds);
		FD_SET(ctx->outfd, &rfds);
		FD_SET(ctx->errfd, &rfds);

		ssize_t bytes;
		ssize_t sum = 0;

		do
		{
			sum = 0;

			if(select(maxfd, &rfds, NULL, NULL, NULL) > 0)
			{
				if(FD_ISSET(ctx->outfd, &rfds))
				{
					reader_args.buffer = &outbuf;
					reader_args.cb = ctx->found_file;
					reader_args.filter = true;

					while(status == PROCESS_STATUS_OK && (bytes = buffer_fill_from_fd(&outbuf, ctx->outfd, 512)) > 0)
					{
						status = _search_process_lines_from_buffer(&reader_args);

						TRACEF("search", "Received %ld byte(s) from stdout, read %d line(s) from stdout buffer.", bytes, reader_args.count);

						if(status == PROCESS_STATUS_OK)
						{
							if(INT32_MAX - reader_args.count >= lc)
							{
								lc += reader_args.count;
							}
							else
							{
								ERROR("search", "Integer overflow.");
							}
						}

						if(SSIZE_MAX - bytes >= sum)
						{
							sum += bytes;
						}
					}
				}

				if(FD_ISSET(ctx->errfd, &rfds))
				{
					reader_args.buffer = &errbuf;
					reader_args.cb = ctx->err_message;
					reader_args.filter = false;

					while(status == PROCESS_STATUS_OK && (bytes = buffer_fill_from_fd(&errbuf, ctx->errfd, 512)) > 0)
					{
						TRACEF("search", "Read %ld byte(s) from stderr.", bytes);

						_search_process_lines_from_buffer(&reader_args);

						if(SSIZE_MAX - sum >= bytes)
						{
							sum += bytes;
						}
					}
				}
			}
		} while(status == PROCESS_STATUS_OK && sum);

		if(status == PROCESS_STATUS_STOP || status == PROCESS_STATUS_ERROR)
		{
			_search_kill_child(ctx->child_pid);
		}

		status = _search_wait_for_child(ctx, status);
	}

	TRACEF("search", "Child process exited: lc=%d, status=%#x.", lc, status);

	if(status == PROCESS_STATUS_OK)
	{
		TRACE("search", "Flushing all buffers.");

		reader_args.buffer = &outbuf;
		reader_args.cb = ctx->found_file;
		reader_args.filter = true;

		if(_search_flush_and_process_buffer(&reader_args) == PROCESS_STATUS_OK)
		{
			if(INT32_MAX - reader_args.count >= lc)
			{
				lc += reader_args.count;
			}
			else
			{
				ERROR("search", "Integer overflow.");
			}

			TRACEF("search", "Flushed stdout, lc=%d.", lc);
		}

		reader_args.buffer = &errbuf;
		reader_args.cb = ctx->err_message;
		reader_args.filter = false;

		_search_flush_and_process_buffer(&reader_args);
	}
	else if(status == PROCESS_STATUS_ERROR)
	{
		lc = -1;
	}

	TRACE("search", "Cleaning up parent process.");

	_search_reader_args_free(&reader_args);

	buffer_free(&outbuf);
	buffer_free(&errbuf);

	return lc;
}
Exemplo n.º 28
0
static int init_by_resolv_conf(ares_channel channel)
{
#ifndef WATT32
  char *line = NULL;
#endif
  int status = -1, nservers = 0, nsort = 0;
  struct server_state *servers = NULL;
  struct apattern *sortlist = NULL;

#ifdef WIN32

    /*
  NameServer info via IPHLPAPI (IP helper API):
    GetNetworkParams() should be the trusted source for this.
    Available in Win-98/2000 and later. If that fail, fall-back to
    registry information.

  NameServer Registry:

   On Windows 9X, the DNS server can be found in:
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\VxD\MSTCP\NameServer

        On Windows NT/2000/XP/2003:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\NameServer
        or
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\DhcpNameServer
        or
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\{AdapterID}\
NameServer
        or
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters\{AdapterID}\
DhcpNameServer
   */

  HKEY mykey;
  HKEY subkey;
  DWORD data_type;
  DWORD bytes;
  DWORD result;
  char  buf[512];
  win_platform platform;

  if (channel->nservers > -1)  /* don't override ARES_OPT_SERVER */
     return ARES_SUCCESS;

  if (get_iphlpapi_dns_info(buf,sizeof(buf)) > 0)
  {
    status = config_nameserver(&servers, &nservers, buf);
    if (status == ARES_SUCCESS)
      goto okay;
  }

  platform = ares__getplatform();

  if (platform == WIN_NT)
  {
    if (RegOpenKeyEx(
          HKEY_LOCAL_MACHINE, WIN_NS_NT_KEY, 0,
          KEY_READ, &mykey
          ) == ERROR_SUCCESS)
    {
      RegOpenKeyEx(mykey, "Interfaces", 0,
                   KEY_QUERY_VALUE|KEY_ENUMERATE_SUB_KEYS, &subkey);
      if (get_res_nt(mykey, NAMESERVER, &line))
      {
        status = config_nameserver(&servers, &nservers, line);
        free(line);
      }
      else if (get_res_nt(mykey, DHCPNAMESERVER, &line))
      {
        status = config_nameserver(&servers, &nservers, line);
        free(line);
      }
      /* Try the interfaces */
      else if (get_res_interfaces_nt(subkey, NAMESERVER, &line))
      {
        status = config_nameserver(&servers, &nservers, line);
        free(line);
      }
      else if (get_res_interfaces_nt(subkey, DHCPNAMESERVER, &line))
      {
        status = config_nameserver(&servers, &nservers, line);
        free(line);
      }
      RegCloseKey(subkey);
      RegCloseKey(mykey);
    }
  }
  else if (platform == WIN_9X)
  {
    if (RegOpenKeyEx(
          HKEY_LOCAL_MACHINE, WIN_NS_9X, 0,
          KEY_READ, &mykey
          ) == ERROR_SUCCESS)
    {
      if ((result = RegQueryValueEx(
             mykey, NAMESERVER, NULL, &data_type,
             NULL, &bytes
             )
            ) == ERROR_SUCCESS ||
          result == ERROR_MORE_DATA)
      {
        if (bytes)
        {
          line = malloc(bytes+1);
          if (RegQueryValueEx(mykey, NAMESERVER, NULL, &data_type,
                              (unsigned char *)line, &bytes) ==
              ERROR_SUCCESS)
          {
            status = config_nameserver(&servers, &nservers, line);
          }
          free(line);
        }
      }
    }
    RegCloseKey(mykey);
  }

  if (status == ARES_SUCCESS)
    status = ARES_EOF;
  else
    /* Catch the case when all the above checks fail (which happens when there
       is no network card or the cable is unplugged) */
    status = ARES_EFILE;

#elif defined(__riscos__)

  /* Under RISC OS, name servers are listed in the
     system variable Inet$Resolvers, space separated. */

  line = getenv("Inet$Resolvers");
  status = ARES_EOF;
  if (line) {
    char *resolvers = strdup(line), *pos, *space;

    if (!resolvers)
      return ARES_ENOMEM;

    pos = resolvers;
    do {
      space = strchr(pos, ' ');
      if (space)
        *space = '\0';
      status = config_nameserver(&servers, &nservers, pos);
      if (status != ARES_SUCCESS)
        break;
      pos = space + 1;
    } while (space);

    if (status == ARES_SUCCESS)
      status = ARES_EOF;

    free(resolvers);
  }

#elif defined(WATT32)
  int i;

  sock_init();
  for (i = 0; def_nameservers[i]; i++)
      ;
  if (i == 0)
    return ARES_SUCCESS; /* use localhost DNS server */

  nservers = i;
  servers = calloc(i, sizeof(struct server_state));
  if (!servers)
     return ARES_ENOMEM;

  for (i = 0; def_nameservers[i]; i++)
  {
    servers[i].addr.addrV4.s_addr = htonl(def_nameservers[i]);
    servers[i].addr.family = AF_INET;
  }
  status = ARES_EOF;

#elif defined(ANDROID)
  char value[PROP_VALUE_MAX]="";
  __system_property_get("net.dns1", value);
  status = config_nameserver(&servers, &nservers, value);
  if (status == ARES_SUCCESS)
    status = ARES_EOF;
#else
  {
    char *p;
    FILE *fp;
    size_t linesize;
    int error;

    /* Don't read resolv.conf and friends if we don't have to */
    if (ARES_CONFIG_CHECK(channel))
        return ARES_SUCCESS;

    fp = fopen(PATH_RESOLV_CONF, "r");
    if (fp) {
      while ((status = ares__read_line(fp, &line, &linesize)) == ARES_SUCCESS)
      {
        if ((p = try_config(line, "domain", ';')))
          status = config_domain(channel, p);
        else if ((p = try_config(line, "lookup", ';')) && !channel->lookups)
          status = config_lookup(channel, p, "bind", "file");
        else if ((p = try_config(line, "search", ';')))
          status = set_search(channel, p);
        else if ((p = try_config(line, "nameserver", ';')) &&
                 channel->nservers == -1)
          status = config_nameserver(&servers, &nservers, p);
        else if ((p = try_config(line, "sortlist", ';')) &&
                 channel->nsort == -1)
          status = config_sortlist(&sortlist, &nsort, p);
        else if ((p = try_config(line, "options", ';')))
          status = set_options(channel, p);
        else
          status = ARES_SUCCESS;
        if (status != ARES_SUCCESS)
          break;
      }
      fclose(fp);
    }
    else {
      error = ERRNO;
      switch(error) {
      case ENOENT:
      case ESRCH:
        status = ARES_EOF;
        break;
      default:
        DEBUGF(fprintf(stderr, "fopen() failed with error: %d %s\n",
                       error, strerror(error)));
        DEBUGF(fprintf(stderr, "Error opening file: %s\n", PATH_RESOLV_CONF));
        status = ARES_EFILE;
      }
    }

    if ((status == ARES_EOF) && (!channel->lookups)) {
      /* Many systems (Solaris, Linux, BSD's) use nsswitch.conf */
      fp = fopen("/etc/nsswitch.conf", "r");
      if (fp) {
        while ((status = ares__read_line(fp, &line, &linesize)) == ARES_SUCCESS)
        {
          if ((p = try_config(line, "hosts:", '\0')) && !channel->lookups)
            /* ignore errors */
            (void)config_lookup(channel, p, "dns", "files");
        }
        fclose(fp);
      }
      else {
        error = ERRNO;
        switch(error) {
        case ENOENT:
        case ESRCH:
          status = ARES_EOF;
          break;
        default:
          DEBUGF(fprintf(stderr, "fopen() failed with error: %d %s\n",
                         error, strerror(error)));
          DEBUGF(fprintf(stderr, "Error opening file: %s\n", "/etc/nsswitch.conf"));
          status = ARES_EFILE;
        }
      }
    }

    if ((status == ARES_EOF) && (!channel->lookups)) {
      /* Linux / GNU libc 2.x and possibly others have host.conf */
      fp = fopen("/etc/host.conf", "r");
      if (fp) {
        while ((status = ares__read_line(fp, &line, &linesize)) == ARES_SUCCESS)
        {
          if ((p = try_config(line, "order", '\0')) && !channel->lookups)
            /* ignore errors */
            (void)config_lookup(channel, p, "bind", "hosts");
        }
        fclose(fp);
      }
      else {
        error = ERRNO;
        switch(error) {
        case ENOENT:
        case ESRCH:
          status = ARES_EOF;
          break;
        default:
          DEBUGF(fprintf(stderr, "fopen() failed with error: %d %s\n",
                         error, strerror(error)));
          DEBUGF(fprintf(stderr, "Error opening file: %s\n", "/etc/host.conf"));
          status = ARES_EFILE;
        }
      }
    }

    if ((status == ARES_EOF) && (!channel->lookups)) {
      /* Tru64 uses /etc/svc.conf */
      fp = fopen("/etc/svc.conf", "r");
      if (fp) {
        while ((status = ares__read_line(fp, &line, &linesize)) == ARES_SUCCESS)
        {
          if ((p = try_config(line, "hosts=", '\0')) && !channel->lookups)
            /* ignore errors */
            (void)config_lookup(channel, p, "bind", "local");
        }
        fclose(fp);
      }
      else {
        error = ERRNO;
        switch(error) {
        case ENOENT:
        case ESRCH:
          status = ARES_EOF;
          break;
        default:
          DEBUGF(fprintf(stderr, "fopen() failed with error: %d %s\n",
                         error, strerror(error)));
          DEBUGF(fprintf(stderr, "Error opening file: %s\n", "/etc/svc.conf"));
          status = ARES_EFILE;
        }
      }
    }

    if(line)
      free(line);
  }

#endif

  /* Handle errors. */
  if (status != ARES_EOF)
    {
      if (servers != NULL)
        free(servers);
      if (sortlist != NULL)
        free(sortlist);
      return status;
    }

  /* If we got any name server entries, fill them in. */
#ifdef WIN32
okay:
#endif
  if (servers)
    {
      channel->servers = servers;
      channel->nservers = nservers;
    }

  /* If we got any sortlist entries, fill them in. */
  if (sortlist)
    {
      channel->sortlist = sortlist;
      channel->nsort = nsort;
    }

  return ARES_SUCCESS;
}
Exemplo n.º 29
0
/*
 * Curl_ssh_connect() gets called from Curl_protocol_connect() to allow us to
 * do protocol-specific actions at connect-time.
 */
CURLcode Curl_ssh_connect(struct connectdata *conn, bool *done)
{
  int i;
  struct SSHPROTO *ssh;
  const char *fingerprint;
  const char *authlist;
  char *home;
  char rsa_pub[PATH_MAX];
  char rsa[PATH_MAX];
  char tempHome[PATH_MAX];
  curl_socket_t sock;
  char *real_path;
  char *working_path;
  int working_path_len;
  bool authed = FALSE;
  CURLcode result;
  struct SessionHandle *data = conn->data;

  rsa_pub[0] = rsa[0] = '\0';

  result = ssh_init(conn);
  if (result)
    return result;

  ssh = data->reqdata.proto.ssh;

  working_path = curl_easy_unescape(data, data->reqdata.path, 0,
                                    &working_path_len);
  if (!working_path)
    return CURLE_OUT_OF_MEMORY;

#ifdef CURL_LIBSSH2_DEBUG
  if (ssh->user) {
    infof(data, "User: %s\n", ssh->user);
  }
  if (ssh->passwd) {
    infof(data, "Password: %s\n", ssh->passwd);
  }
#endif /* CURL_LIBSSH2_DEBUG */
  sock = conn->sock[FIRSTSOCKET];
  ssh->ssh_session = libssh2_session_init_ex(libssh2_malloc, libssh2_free,
                                            libssh2_realloc, ssh);
  if (ssh->ssh_session == NULL) {
    failf(data, "Failure initialising ssh session\n");
    Curl_safefree(ssh->path);
    return CURLE_FAILED_INIT;
  }
#ifdef CURL_LIBSSH2_DEBUG
  infof(data, "SSH socket: %d\n", sock);
#endif /* CURL_LIBSSH2_DEBUG */

  if (libssh2_session_startup(ssh->ssh_session, sock)) {
    failf(data, "Failure establishing ssh session\n");
    libssh2_session_free(ssh->ssh_session);
    ssh->ssh_session = NULL;
    Curl_safefree(ssh->path);
    return CURLE_FAILED_INIT;
  }

  /*
   * Before we authenticate we should check the hostkey's fingerprint against
   * our known hosts. How that is handled (reading from file, whatever) is
   * up to us. As for know not much is implemented, besides showing how to
   * get the fingerprint.
   */
  fingerprint = libssh2_hostkey_hash(ssh->ssh_session,
                                     LIBSSH2_HOSTKEY_HASH_MD5);

#ifdef CURL_LIBSSH2_DEBUG
  /* The fingerprint points to static storage (!), don't free() it. */
  infof(data, "Fingerprint: ");
  for (i = 0; i < 16; i++) {
    infof(data, "%02X ", (unsigned char) fingerprint[i]);
  }
  infof(data, "\n");
#endif /* CURL_LIBSSH2_DEBUG */

  /* TBD - methods to check the host keys need to be done */

  /*
   * Figure out authentication methods
   * NB: As soon as we have provided a username to an openssh server we must
   * never change it later. Thus, always specify the correct username here,
   * even though the libssh2 docs kind of indicate that it should be possible
   * to get a 'generic' list (not user-specific) of authentication methods,
   * presumably with a blank username. That won't work in my experience.
   * So always specify it here.
   */
  authlist = libssh2_userauth_list(ssh->ssh_session, ssh->user,
                                   strlen(ssh->user));

  /*
   * Check the supported auth types in the order I feel is most secure with the
   * requested type of authentication
   */
  if ((data->set.ssh_auth_types & CURLSSH_AUTH_PUBLICKEY) &&
      (strstr(authlist, "publickey") != NULL)) {
    /* To ponder about: should really the lib be messing about with the HOME
       environment variable etc? */
    home = curl_getenv("HOME");

    if (data->set.ssh_public_key)
      snprintf(rsa_pub, sizeof(rsa_pub), "%s", data->set.ssh_public_key);
    else if (home)
      snprintf(rsa_pub, sizeof(rsa_pub), "%s/.ssh/id_dsa.pub", home);

    if (data->set.ssh_private_key)
      snprintf(rsa, sizeof(rsa), "%s", data->set.ssh_private_key);
    else if (home)
      snprintf(rsa, sizeof(rsa), "%s/.ssh/id_dsa", home);

    curl_free(home);

    if (rsa_pub[0]) {
      /* The function below checks if the files exists, no need to stat() here.
      */
      if (libssh2_userauth_publickey_fromfile(ssh->ssh_session, ssh->user,
                                              rsa_pub, rsa, "") == 0) {
        authed = TRUE;
      }
    }
  }
  if (!authed &&
      (data->set.ssh_auth_types & CURLSSH_AUTH_PASSWORD) &&
      (strstr(authlist, "password") != NULL)) {
    if (!libssh2_userauth_password(ssh->ssh_session, ssh->user, ssh->passwd))
      authed = TRUE;
  }
  if (!authed && (data->set.ssh_auth_types & CURLSSH_AUTH_HOST) &&
      (strstr(authlist, "hostbased") != NULL)) {
  }
  if (!authed && (data->set.ssh_auth_types & CURLSSH_AUTH_KEYBOARD)
      && (strstr(authlist, "keyboard-interactive") != NULL)) {
    /* Authentication failed. Continue with keyboard-interactive now. */
    if (libssh2_userauth_keyboard_interactive_ex(ssh->ssh_session, ssh->user,
                                                 strlen(ssh->user),
                                                 &kbd_callback) == 0) {
      authed = TRUE;
    }
  }

  if (!authed) {
    failf(data, "Authentication failure\n");
    libssh2_session_free(ssh->ssh_session);
    ssh->ssh_session = NULL;
    Curl_safefree(ssh->path);
    return CURLE_FAILED_INIT;
  }

  /*
   * At this point we have an authenticated ssh session.
   */
  conn->sockfd = sock;
  conn->writesockfd = CURL_SOCKET_BAD;

  if (conn->protocol == PROT_SFTP) {
    /*
     * Start the libssh2 sftp session
     */
    ssh->sftp_session = libssh2_sftp_init(ssh->ssh_session);
    if (ssh->sftp_session == NULL) {
      failf(data, "Failure initialising sftp session\n");
      libssh2_sftp_shutdown(ssh->sftp_session);
      ssh->sftp_session = NULL;
      libssh2_session_free(ssh->ssh_session);
      ssh->ssh_session = NULL;
      return CURLE_FAILED_INIT;
    }

    /*
     * Get the "home" directory
     */
    i = libssh2_sftp_realpath(ssh->sftp_session, ".", tempHome, PATH_MAX-1);
    if (i > 0) {
      /* It seems that this string is not always NULL terminated */
      tempHome[i] = '\0';
      ssh->homedir = (char *)strdup(tempHome);
      if (!ssh->homedir) {
        libssh2_sftp_shutdown(ssh->sftp_session);
        ssh->sftp_session = NULL;
        libssh2_session_free(ssh->ssh_session);
        ssh->ssh_session = NULL;
        return CURLE_OUT_OF_MEMORY;
      }
    }
    else {
      /* Return the error type */
      i = libssh2_sftp_last_error(ssh->sftp_session);
      DEBUGF(infof(data, "error = %d\n", i));
    }
  }

  /* Check for /~/ , indicating realative to the users home directory */
  if (conn->protocol == PROT_SCP) {
    real_path = (char *)malloc(working_path_len+1);
    if (real_path == NULL) {
      Curl_safefree(working_path);
      libssh2_session_free(ssh->ssh_session);
      ssh->ssh_session = NULL;
      return CURLE_OUT_OF_MEMORY;
    }
    if (working_path[1] == '~')
      /* It is referenced to the home directory, so strip the leading '/' */
      memcpy(real_path, working_path+1, 1 + working_path_len-1);
    else
      memcpy(real_path, working_path, 1 + working_path_len);
  }
  else if (conn->protocol == PROT_SFTP) {
    if (working_path[1] == '~') {
      real_path = (char *)malloc(strlen(ssh->homedir) +
                                 working_path_len + 1);
      if (real_path == NULL) {
        libssh2_sftp_shutdown(ssh->sftp_session);
        ssh->sftp_session = NULL;
        libssh2_session_free(ssh->ssh_session);
        ssh->ssh_session = NULL;
        Curl_safefree(working_path);
        return CURLE_OUT_OF_MEMORY;
      }
      /* It is referenced to the home directory, so strip the leading '/' */
      memcpy(real_path, ssh->homedir, strlen(ssh->homedir));
      real_path[strlen(ssh->homedir)] = '/';
      real_path[strlen(ssh->homedir)+1] = '\0';
      if (working_path_len > 3) {
        memcpy(real_path+strlen(ssh->homedir)+1, working_path + 3,
               1 + working_path_len -3);
      }
    }
    else {
      real_path = (char *)malloc(working_path_len+1);
      if (real_path == NULL) {
        libssh2_session_free(ssh->ssh_session);
        ssh->ssh_session = NULL;
        Curl_safefree(working_path);
        return CURLE_OUT_OF_MEMORY;
      }
      memcpy(real_path, working_path, 1+working_path_len);
    }
  }
  else
    return CURLE_FAILED_INIT;

  Curl_safefree(working_path);
  ssh->path = real_path;

  *done = TRUE;
  return CURLE_OK;
}
Exemplo n.º 30
0
/* Buffer data for the given handle.
   Return whether or not the buffering should continue explicitly.  */
static bool buffer_handle(int handle_id)
{
    logf("buffer_handle(%d)", handle_id);
    struct memory_handle *h = find_handle(handle_id);
    bool stop = false;

    if (!h)
        return true;

    if (h->filerem == 0) {
        /* nothing left to buffer */
        return true;
    }

    if (h->fd < 0)  /* file closed, reopen */
    {
        if (*h->path)
            h->fd = open(h->path, O_RDONLY);

        if (h->fd < 0)
        {
            /* could not open the file, truncate it where it is */
            h->filesize -= h->filerem;
            h->filerem = 0;
            return true;
        }

        if (h->offset)
            lseek(h->fd, h->offset, SEEK_SET);
    }

    trigger_cpu_boost();

    if (h->type == TYPE_ID3)
    {
        if (!get_metadata((struct mp3entry *)(buffer + h->data), h->fd, h->path))
        {
            /* metadata parsing failed: clear the buffer. */
            memset(buffer + h->data, 0, sizeof(struct mp3entry));
        }
        close(h->fd);
        h->fd = -1;
        h->filerem = 0;
        h->available = sizeof(struct mp3entry);
        h->widx += sizeof(struct mp3entry);
        send_event(BUFFER_EVENT_FINISHED, &h->id);
        return true;
    }

    while (h->filerem > 0 && !stop)
    {
        /* max amount to copy */
        size_t copy_n = MIN( MIN(h->filerem, BUFFERING_DEFAULT_FILECHUNK),
                             buffer_len - h->widx);

        ssize_t overlap;
        uintptr_t next_handle = ringbuf_offset(h->next);

        /* stop copying if it would overwrite the reading position */
        if (ringbuf_add_cross(h->widx, copy_n, buf_ridx) >= 0)
            return false;

        /* FIXME: This would overwrite the next handle
         * If this is true, then there's a handle even though we have still
         * data to buffer. This should NEVER EVER happen! (but it does :( ) */
        if (h->next && (overlap
                = ringbuf_add_cross(h->widx, copy_n, next_handle)) > 0)
        {
            /* stop buffering data for now and post-pone buffering the rest */
            stop = true;
            DEBUGF( "%s(): Preventing handle corruption: h1.id:%d h2.id:%d"
                    " copy_n:%lu overlap:%ld h1.filerem:%lu\n", __func__,
                    h->id, h->next->id, (unsigned long)copy_n, overlap,
                    (unsigned long)h->filerem);
            copy_n -= overlap;
        }

        /* rc is the actual amount read */
        int rc = read(h->fd, &buffer[h->widx], copy_n);

        if (rc < 0)
        {
            /* Some kind of filesystem error, maybe recoverable if not codec */
            if (h->type == TYPE_CODEC) {
                logf("Partial codec");
                break;
            }

            DEBUGF("File ended %ld bytes early\n", (long)h->filerem);
            h->filesize -= h->filerem;
            h->filerem = 0;
            break;
        }

        /* Advance buffer */
        h->widx = ringbuf_add(h->widx, rc);
        if (h == cur_handle)
            buf_widx = h->widx;
        h->available += rc;
        h->filerem -= rc;

        /* If this is a large file, see if we need to break or give the codec
         * more time */
        if (h->type == TYPE_PACKET_AUDIO &&
            pcmbuf_is_lowdata() && !buffer_is_low())
        {
            sleep(1);
        }
        else
        {
            yield();
        }

        if (!queue_empty(&buffering_queue))
            break;
    }

    if (h->filerem == 0) {
        /* finished buffering the file */
        close(h->fd);
        h->fd = -1;
        send_event(BUFFER_EVENT_FINISHED, &h->id);
    }

    return !stop;
}