/*
 * PPD cache implementation for CUPS.
 *
 * Copyright 2010-2017 by Apple Inc.
 *
 * These coded instructions, statements, and computer programs are the
 * property of Apple Inc. and are protected by Federal copyright
 * law.  Distribution and use rights are outlined in the file "LICENSE.txt"
 * which should have been included with this file.  If this file is
 * missing or damaged, see the license at "http://www.cups.org/".
 *
 * This file is subject to the Apple OS-Developed Software exception.
 */

/*
 * Include necessary headers...
 */

#include "cups-private.h"
#include "ppd-private.h"
#include <math.h>


/*
 * Macro to test for two almost-equal PWG measurements.
 */

#define _PWG_EQUIVALENT(x, y)	(abs((x)-(y)) < 2)


/*
 * Local functions...
 */

static void	pwg_add_finishing(cups_array_t *finishings, ipp_finishings_t template, const char *name, const char *value);
static int	pwg_compare_finishings(_pwg_finishings_t *a,
		                       _pwg_finishings_t *b);
static void	pwg_free_finishings(_pwg_finishings_t *f);
static void	pwg_ppdize_name(const char *ipp, char *name, size_t namesize);
static void	pwg_ppdize_resolution(ipp_attribute_t *attr, int element, int *xres, int *yres, char *name, size_t namesize);
static void	pwg_unppdize_name(const char *ppd, char *name, size_t namesize,
		                  const char *dashchars);


/*
 * '_cupsConvertOptions()' - Convert printer options to standard IPP attributes.
 *
 * This functions converts PPD and CUPS-specific options to their standard IPP
 * attributes and values and adds them to the specified IPP request.
 */

int					/* O - New number of copies */
_cupsConvertOptions(
    ipp_t           *request,		/* I - IPP request */
    ppd_file_t      *ppd,		/* I - PPD file */
    _ppd_cache_t    *pc,		/* I - PPD cache info */
    ipp_attribute_t *media_col_sup,	/* I - media-col-supported values */
    ipp_attribute_t *doc_handling_sup,	/* I - multiple-document-handling-supported values */
    ipp_attribute_t *print_color_mode_sup,
                                	/* I - Printer supports print-color-mode */
    const char    *user,		/* I - User info */
    const char    *format,		/* I - document-format value */
    int           copies,		/* I - Number of copies */
    int           num_options,		/* I - Number of options */
    cups_option_t *options)		/* I - Options */
{
  int		i;			/* Looping var */
  const char	*keyword,		/* PWG keyword */
		*password;		/* Password string */
  pwg_size_t	*size;			/* PWG media size */
  ipp_t		*media_col,		/* media-col value */
		*media_size;		/* media-size value */
  const char	*media_source,		/* media-source value */
		*media_type,		/* media-type value */
		*collate_str,		/* multiple-document-handling value */
		*color_attr_name,	/* Supported color attribute */
		*mandatory;		/* Mandatory attributes */
  int		num_finishings = 0,	/* Number of finishing values */
		finishings[10];		/* Finishing enum values */
  ppd_choice_t	*choice;		/* Marked choice */


 /*
  * Send standard IPP attributes...
  */

  if (pc->password && (password = cupsGetOption("job-password", num_options, options)) != NULL && ippGetOperation(request) != IPP_OP_VALIDATE_JOB)
  {
    ipp_attribute_t	*attr = NULL;	/* job-password attribute */

    if ((keyword = cupsGetOption("job-password-encryption", num_options, options)) == NULL)
      keyword = "none";

    if (!strcmp(keyword, "none"))
    {
     /*
      * Add plain-text job-password...
      */

      attr = ippAddOctetString(request, IPP_TAG_OPERATION, "job-password", password, (int)strlen(password));
    }
    else
    {
     /*
      * Add hashed job-password...
      */

      unsigned char	hash[64];	/* Hash of password */
      ssize_t		hashlen;	/* Length of hash */

      if ((hashlen = cupsHashData(keyword, password, strlen(password), hash, sizeof(hash))) > 0)
        attr = ippAddOctetString(request, IPP_TAG_OPERATION, "job-password", hash, (int)hashlen);
    }

    if (attr)
      ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_KEYWORD, "job-password-encryption", NULL, keyword);
  }

  if (pc->account_id)
  {
    if ((keyword = cupsGetOption("job-account-id", num_options, options)) == NULL)
      keyword = cupsGetOption("job-billing", num_options, options);

    if (keyword)
      ippAddString(request, IPP_TAG_JOB, IPP_TAG_NAME, "job-account-id", NULL, keyword);
  }

  if (pc->accounting_user_id)
  {
    if ((keyword = cupsGetOption("job-accounting-user-id", num_options, options)) == NULL)
      keyword = user;

    if (keyword)
      ippAddString(request, IPP_TAG_JOB, IPP_TAG_NAME, "job-accounting-user-id", NULL, keyword);
  }

  for (mandatory = (const char *)cupsArrayFirst(pc->mandatory); mandatory; mandatory = (const char *)cupsArrayNext(pc->mandatory))
  {
    if (strcmp(mandatory, "copies") &&
	strcmp(mandatory, "destination-uris") &&
	strcmp(mandatory, "finishings") &&
	strcmp(mandatory, "job-account-id") &&
	strcmp(mandatory, "job-accounting-user-id") &&
	strcmp(mandatory, "job-password") &&
	strcmp(mandatory, "job-password-encryption") &&
	strcmp(mandatory, "media") &&
	strncmp(mandatory, "media-col", 9) &&
	strcmp(mandatory, "multiple-document-handling") &&
	strcmp(mandatory, "output-bin") &&
	strcmp(mandatory, "print-color-mode") &&
	strcmp(mandatory, "print-quality") &&
	strcmp(mandatory, "sides") &&
	(keyword = cupsGetOption(mandatory, num_options, options)) != NULL)
    {
      _ipp_option_t *opt = _ippFindOption(mandatory);
				    /* Option type */
      ipp_tag_t	value_tag = opt ? opt->value_tag : IPP_TAG_NAME;
				    /* Value type */

      switch (value_tag)
      {
	case IPP_TAG_INTEGER :
	case IPP_TAG_ENUM :
	    ippAddInteger(request, IPP_TAG_JOB, value_tag, mandatory, atoi(keyword));
	    break;
	case IPP_TAG_BOOLEAN :
	    ippAddBoolean(request, IPP_TAG_JOB, mandatory, !_cups_strcasecmp(keyword, "true"));
	    break;
	case IPP_TAG_RANGE :
	    {
	      int lower, upper;	/* Range */

	      if (sscanf(keyword, "%d-%d", &lower, &upper) != 2)
		lower = upper = atoi(keyword);

	      ippAddRange(request, IPP_TAG_JOB, mandatory, lower, upper);
	    }
	    break;
	case IPP_TAG_STRING :
	    ippAddOctetString(request, IPP_TAG_JOB, mandatory, keyword, (int)strlen(keyword));
	    break;
	default :
	    if (!strcmp(mandatory, "print-color-mode") && !strcmp(keyword, "monochrome"))
	    {
	      if (ippContainsString(print_color_mode_sup, "auto-monochrome"))
		keyword = "auto-monochrome";
	      else if (ippContainsString(print_color_mode_sup, "process-monochrome") && !ippContainsString(print_color_mode_sup, "monochrome"))
		keyword = "process-monochrome";
	    }

	    ippAddString(request, IPP_TAG_JOB, value_tag, mandatory, NULL, keyword);
	    break;
      }
    }
  }

  if ((keyword = cupsGetOption("PageSize", num_options, options)) == NULL)
    keyword = cupsGetOption("media", num_options, options);

  media_source = _ppdCacheGetSource(pc, cupsGetOption("InputSlot", num_options, options));
  media_type   = _ppdCacheGetType(pc, cupsGetOption("MediaType", num_options, options));
  size         = _ppdCacheGetSize(pc, keyword);

  if (size || media_source || media_type)
  {
   /*
    * Add a media-col value...
    */

    media_col = ippNew();

    if (size)
    {
      media_size = ippNew();
      ippAddInteger(media_size, IPP_TAG_ZERO, IPP_TAG_INTEGER,
                    "x-dimension", size->width);
      ippAddInteger(media_size, IPP_TAG_ZERO, IPP_TAG_INTEGER,
                    "y-dimension", size->length);

      ippAddCollection(media_col, IPP_TAG_ZERO, "media-size", media_size);
    }

    for (i = 0; i < media_col_sup->num_values; i ++)
    {
      if (size && !strcmp(media_col_sup->values[i].string.text, "media-left-margin"))
	ippAddInteger(media_col, IPP_TAG_ZERO, IPP_TAG_INTEGER, "media-left-margin", size->left);
      else if (size && !strcmp(media_col_sup->values[i].string.text, "media-bottom-margin"))
	ippAddInteger(media_col, IPP_TAG_ZERO, IPP_TAG_INTEGER, "media-bottom-margin", size->bottom);
      else if (size && !strcmp(media_col_sup->values[i].string.text, "media-right-margin"))
	ippAddInteger(media_col, IPP_TAG_ZERO, IPP_TAG_INTEGER, "media-right-margin", size->right);
      else if (size && !strcmp(media_col_sup->values[i].string.text, "media-top-margin"))
	ippAddInteger(media_col, IPP_TAG_ZERO, IPP_TAG_INTEGER, "media-top-margin", size->top);
      else if (media_source && !strcmp(media_col_sup->values[i].string.text, "media-source"))
	ippAddString(media_col, IPP_TAG_ZERO, IPP_TAG_KEYWORD, "media-source", NULL, media_source);
      else if (media_type && !strcmp(media_col_sup->values[i].string.text, "media-type"))
	ippAddString(media_col, IPP_TAG_ZERO, IPP_TAG_KEYWORD, "media-type", NULL, media_type);
    }

    ippAddCollection(request, IPP_TAG_JOB, "media-col", media_col);
  }

  if ((keyword = cupsGetOption("output-bin", num_options, options)) == NULL)
  {
    if ((choice = ppdFindMarkedChoice(ppd, "OutputBin")) != NULL)
      keyword = _ppdCacheGetBin(pc, choice->choice);
  }

  if (keyword)
    ippAddString(request, IPP_TAG_JOB, IPP_TAG_KEYWORD, "output-bin", NULL, keyword);

  color_attr_name = print_color_mode_sup ? "print-color-mode" : "output-mode";

  if ((keyword = cupsGetOption("print-color-mode", num_options, options)) == NULL)
  {
    if ((choice = ppdFindMarkedChoice(ppd, "ColorModel")) != NULL)
    {
      if (!_cups_strcasecmp(choice->choice, "Gray"))
	keyword = "monochrome";
      else
	keyword = "color";
    }
  }

  if (keyword && !strcmp(keyword, "monochrome"))
  {
    if (ippContainsString(print_color_mode_sup, "auto-monochrome"))
      keyword = "auto-monochrome";
    else if (ippContainsString(print_color_mode_sup, "process-monochrome") && !ippContainsString(print_color_mode_sup, "monochrome"))
      keyword = "process-monochrome";
  }

  if (keyword)
    ippAddString(request, IPP_TAG_JOB, IPP_TAG_KEYWORD, color_attr_name, NULL, keyword);

  if ((keyword = cupsGetOption("print-quality", num_options, options)) != NULL)
    ippAddInteger(request, IPP_TAG_JOB, IPP_TAG_ENUM, "print-quality", atoi(keyword));
  else if ((choice = ppdFindMarkedChoice(ppd, "cupsPrintQuality")) != NULL)
  {
    if (!_cups_strcasecmp(choice->choice, "draft"))
      ippAddInteger(request, IPP_TAG_JOB, IPP_TAG_ENUM, "print-quality", IPP_QUALITY_DRAFT);
    else if (!_cups_strcasecmp(choice->choice, "normal"))
      ippAddInteger(request, IPP_TAG_JOB, IPP_TAG_ENUM, "print-quality", IPP_QUALITY_NORMAL);
    else if (!_cups_strcasecmp(choice->choice, "high"))
      ippAddInteger(request, IPP_TAG_JOB, IPP_TAG_ENUM, "print-quality", IPP_QUALITY_HIGH);
  }

  if ((keyword = cupsGetOption("sides", num_options, options)) != NULL)
    ippAddString(request, IPP_TAG_JOB, IPP_TAG_KEYWORD, "sides", NULL, keyword);
  else if (pc->sides_option && (choice = ppdFindMarkedChoice(ppd, pc->sides_option)) != NULL)
  {
    if (!_cups_strcasecmp(choice->choice, pc->sides_1sided))
      ippAddString(request, IPP_TAG_JOB, IPP_TAG_KEYWORD, "sides", NULL, "one-sided");
    else if (!_cups_strcasecmp(choice->choice, pc->sides_2sided_long))
      ippAddString(request, IPP_TAG_JOB, IPP_TAG_KEYWORD, "sides", NULL, "two-sided-long-edge");
    if (!_cups_strcasecmp(choice->choice, pc->sides_2sided_short))
      ippAddString(request, IPP_TAG_JOB, IPP_TAG_KEYWORD, "sides", NULL, "two-sided-short-edge");
  }

 /*
  * Copies...
  */

  if ((keyword = cupsGetOption("multiple-document-handling", num_options, options)) != NULL)
  {
    if (strstr(keyword, "uncollated"))
      keyword = "false";
    else
      keyword = "true";
  }
  else if ((keyword = cupsGetOption("collate", num_options, options)) == NULL)
    keyword = "true";

  if (format)
  {
    if (!_cups_strcasecmp(format, "image/gif") ||
	!_cups_strcasecmp(format, "image/jp2") ||
	!_cups_strcasecmp(format, "image/jpeg") ||
	!_cups_strcasecmp(format, "image/png") ||
	!_cups_strcasecmp(format, "image/tiff") ||
	!_cups_strncasecmp(format, "image/x-", 8))
    {
     /*
      * Collation makes no sense for single page image formats...
      */

      keyword = "false";
    }
    else if (!_cups_strncasecmp(format, "image/", 6) ||
	     !_cups_strcasecmp(format, "application/vnd.cups-raster"))
    {
     /*
      * Multi-page image formats will have copies applied by the upstream
      * filters...
      */

      copies = 1;
    }
  }

  if (doc_handling_sup)
  {
    if (!_cups_strcasecmp(keyword, "true"))
      collate_str = "separate-documents-collated-copies";
    else
      collate_str = "separate-documents-uncollated-copies";

    for (i = 0; i < doc_handling_sup->num_values; i ++)
    {
      if (!strcmp(doc_handling_sup->values[i].string.text, collate_str))
      {
	ippAddString(request, IPP_TAG_JOB, IPP_TAG_KEYWORD, "multiple-document-handling", NULL, collate_str);
	break;
      }
    }

    if (i >= doc_handling_sup->num_values)
      copies = 1;
  }

 /*
  * Map finishing options...
  */

  num_finishings = _ppdCacheGetFinishingValues(pc, num_options, options, (int)(sizeof(finishings) / sizeof(finishings[0])), finishings);
  if (num_finishings > 0)
  {
    ippAddIntegers(request, IPP_TAG_JOB, IPP_TAG_ENUM, "finishings", num_finishings, finishings);

    if (copies > 1 && (keyword = cupsGetOption("job-impressions", num_options, options)) != NULL)
    {
     /*
      * Send job-pages-per-set attribute to apply finishings correctly...
      */

      ippAddInteger(request, IPP_TAG_JOB, IPP_TAG_INTEGER, "job-pages-per-set", atoi(keyword) / copies);
    }
  }

  return (copies);
}


/*
 * '_ppdCacheCreateWithFile()' - Create PPD cache and mapping data from a
 *                               written file.
 *
 * Use the @link _ppdCacheWriteFile@ function to write PWG mapping data to a
 * file.
 */

_ppd_cache_t *				/* O  - PPD cache and mapping data */
_ppdCacheCreateWithFile(
    const char *filename,		/* I  - File to read */
    ipp_t      **attrs)			/* IO - IPP attributes, if any */
{
  cups_file_t	*fp;			/* File */
  _ppd_cache_t	*pc;			/* PWG mapping data */
  pwg_size_t	*size;			/* Current size */
  pwg_map_t	*map;			/* Current map */
  _pwg_finishings_t *finishings;	/* Current finishings option */
  int		linenum,		/* Current line number */
		num_bins,		/* Number of bins in file */
		num_sizes,		/* Number of sizes in file */
		num_sources,		/* Number of sources in file */
		num_types;		/* Number of types in file */
  char		line[2048],		/* Current line */
		*value,			/* Pointer to value in line */
		*valueptr,		/* Pointer into value */
		pwg_keyword[128],	/* PWG keyword */
		ppd_keyword[PPD_MAX_NAME];
					/* PPD keyword */
  _pwg_print_color_mode_t print_color_mode;
					/* Print color mode for preset */
  _pwg_print_quality_t print_quality;	/* Print quality for preset */


  DEBUG_printf(("_ppdCacheCreateWithFile(filename=\"%s\")", filename));

 /*
  * Range check input...
  */

  if (attrs)
    *attrs = NULL;

  if (!filename)
  {
    _cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(EINVAL), 0);
    return (NULL);
  }

 /*
  * Open the file...
  */

  if ((fp = cupsFileOpen(filename, "r")) == NULL)
  {
    _cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(errno), 0);
    return (NULL);
  }

 /*
  * Read the first line and make sure it has "#CUPS-PPD-CACHE-version" in it...
  */

  if (!cupsFileGets(fp, line, sizeof(line)))
  {
    _cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(errno), 0);
    DEBUG_puts("_ppdCacheCreateWithFile: Unable to read first line.");
    cupsFileClose(fp);
    return (NULL);
  }

  if (strncmp(line, "#CUPS-PPD-CACHE-", 16))
  {
    _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
    DEBUG_printf(("_ppdCacheCreateWithFile: Wrong first line \"%s\".", line));
    cupsFileClose(fp);
    return (NULL);
  }

  if (atoi(line + 16) != _PPD_CACHE_VERSION)
  {
    _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Out of date PPD cache file."), 1);
    DEBUG_printf(("_ppdCacheCreateWithFile: Cache file has version %s, "
                  "expected %d.", line + 16, _PPD_CACHE_VERSION));
    cupsFileClose(fp);
    return (NULL);
  }

 /*
  * Allocate the mapping data structure...
  */

  if ((pc = calloc(1, sizeof(_ppd_cache_t))) == NULL)
  {
    _cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(errno), 0);
    DEBUG_puts("_ppdCacheCreateWithFile: Unable to allocate _ppd_cache_t.");
    goto create_error;
  }

  pc->max_copies = 9999;

 /*
  * Read the file...
  */

  linenum     = 0;
  num_bins    = 0;
  num_sizes   = 0;
  num_sources = 0;
  num_types   = 0;

  while (cupsFileGetConf(fp, line, sizeof(line), &value, &linenum))
  {
    DEBUG_printf(("_ppdCacheCreateWithFile: line=\"%s\", value=\"%s\", "
                  "linenum=%d", line, value, linenum));

    if (!value)
    {
      DEBUG_printf(("_ppdCacheCreateWithFile: Missing value on line %d.",
                    linenum));
      _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
      goto create_error;
    }
    else if (!_cups_strcasecmp(line, "Filter"))
    {
      if (!pc->filters)
        pc->filters = cupsArrayNew3(NULL, NULL, NULL, 0,
	                            (cups_acopy_func_t)_cupsStrAlloc,
				    (cups_afree_func_t)_cupsStrFree);

      cupsArrayAdd(pc->filters, value);
    }
    else if (!_cups_strcasecmp(line, "PreFilter"))
    {
      if (!pc->prefilters)
        pc->prefilters = cupsArrayNew3(NULL, NULL, NULL, 0,
	                               (cups_acopy_func_t)_cupsStrAlloc,
				       (cups_afree_func_t)_cupsStrFree);

      cupsArrayAdd(pc->prefilters, value);
    }
    else if (!_cups_strcasecmp(line, "Product"))
    {
      pc->product = _cupsStrAlloc(value);
    }
    else if (!_cups_strcasecmp(line, "SingleFile"))
    {
      pc->single_file = !_cups_strcasecmp(value, "true");
    }
    else if (!_cups_strcasecmp(line, "IPP"))
    {
      off_t	pos = cupsFileTell(fp),	/* Position in file */
		length = strtol(value, NULL, 10);
					/* Length of IPP attributes */

      if (attrs && *attrs)
      {
        DEBUG_puts("_ppdCacheCreateWithFile: IPP listed multiple times.");
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }
      else if (length <= 0)
      {
        DEBUG_puts("_ppdCacheCreateWithFile: Bad IPP length.");
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      if (attrs)
      {
       /*
        * Read IPP attributes into the provided variable...
	*/

        *attrs = ippNew();

        if (ippReadIO(fp, (ipp_iocb_t)cupsFileRead, 1, NULL,
		      *attrs) != IPP_STATE_DATA)
	{
	  DEBUG_puts("_ppdCacheCreateWithFile: Bad IPP data.");
	  _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	  goto create_error;
	}
      }
      else
      {
       /*
        * Skip the IPP data entirely...
	*/

        cupsFileSeek(fp, pos + length);
      }

      if (cupsFileTell(fp) != (pos + length))
      {
        DEBUG_puts("_ppdCacheCreateWithFile: Bad IPP data.");
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }
    }
    else if (!_cups_strcasecmp(line, "NumBins"))
    {
      if (num_bins > 0)
      {
        DEBUG_puts("_ppdCacheCreateWithFile: NumBins listed multiple times.");
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      if ((num_bins = atoi(value)) <= 0 || num_bins > 65536)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Bad NumBins value %d on line "
		      "%d.", num_sizes, linenum));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      if ((pc->bins = calloc((size_t)num_bins, sizeof(pwg_map_t))) == NULL)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Unable to allocate %d bins.",
	              num_sizes));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(errno), 0);
	goto create_error;
      }
    }
    else if (!_cups_strcasecmp(line, "Bin"))
    {
      if (sscanf(value, "%127s%40s", pwg_keyword, ppd_keyword) != 2)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Bad Bin on line %d.", linenum));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      if (pc->num_bins >= num_bins)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Too many Bin's on line %d.",
	              linenum));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      map      = pc->bins + pc->num_bins;
      map->pwg = _cupsStrAlloc(pwg_keyword);
      map->ppd = _cupsStrAlloc(ppd_keyword);

      pc->num_bins ++;
    }
    else if (!_cups_strcasecmp(line, "NumSizes"))
    {
      if (num_sizes > 0)
      {
        DEBUG_puts("_ppdCacheCreateWithFile: NumSizes listed multiple times.");
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      if ((num_sizes = atoi(value)) < 0 || num_sizes > 65536)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Bad NumSizes value %d on line "
	              "%d.", num_sizes, linenum));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      if (num_sizes > 0)
      {
	if ((pc->sizes = calloc((size_t)num_sizes, sizeof(pwg_size_t))) == NULL)
	{
	  DEBUG_printf(("_ppdCacheCreateWithFile: Unable to allocate %d sizes.",
			num_sizes));
	  _cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(errno), 0);
	  goto create_error;
	}
      }
    }
    else if (!_cups_strcasecmp(line, "Size"))
    {
      if (pc->num_sizes >= num_sizes)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Too many Size's on line %d.",
	              linenum));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      size = pc->sizes + pc->num_sizes;

      if (sscanf(value, "%127s%40s%d%d%d%d%d%d", pwg_keyword, ppd_keyword,
		 &(size->width), &(size->length), &(size->left),
		 &(size->bottom), &(size->right), &(size->top)) != 8)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Bad Size on line %d.",
	              linenum));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      size->map.pwg = _cupsStrAlloc(pwg_keyword);
      size->map.ppd = _cupsStrAlloc(ppd_keyword);

      pc->num_sizes ++;
    }
    else if (!_cups_strcasecmp(line, "CustomSize"))
    {
      if (pc->custom_max_width > 0)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Too many CustomSize's on line "
	              "%d.", linenum));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      if (sscanf(value, "%d%d%d%d%d%d%d%d", &(pc->custom_max_width),
                 &(pc->custom_max_length), &(pc->custom_min_width),
		 &(pc->custom_min_length), &(pc->custom_size.left),
		 &(pc->custom_size.bottom), &(pc->custom_size.right),
		 &(pc->custom_size.top)) != 8)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Bad CustomSize on line %d.",
	              linenum));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      pwgFormatSizeName(pwg_keyword, sizeof(pwg_keyword), "custom", "max",
		        pc->custom_max_width, pc->custom_max_length, NULL);
      pc->custom_max_keyword = _cupsStrAlloc(pwg_keyword);

      pwgFormatSizeName(pwg_keyword, sizeof(pwg_keyword), "custom", "min",
		        pc->custom_min_width, pc->custom_min_length, NULL);
      pc->custom_min_keyword = _cupsStrAlloc(pwg_keyword);
    }
    else if (!_cups_strcasecmp(line, "SourceOption"))
    {
      pc->source_option = _cupsStrAlloc(value);
    }
    else if (!_cups_strcasecmp(line, "NumSources"))
    {
      if (num_sources > 0)
      {
        DEBUG_puts("_ppdCacheCreateWithFile: NumSources listed multiple "
	           "times.");
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      if ((num_sources = atoi(value)) <= 0 || num_sources > 65536)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Bad NumSources value %d on "
	              "line %d.", num_sources, linenum));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      if ((pc->sources = calloc((size_t)num_sources, sizeof(pwg_map_t))) == NULL)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Unable to allocate %d sources.",
	              num_sources));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(errno), 0);
	goto create_error;
      }
    }
    else if (!_cups_strcasecmp(line, "Source"))
    {
      if (sscanf(value, "%127s%40s", pwg_keyword, ppd_keyword) != 2)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Bad Source on line %d.",
	              linenum));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      if (pc->num_sources >= num_sources)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Too many Source's on line %d.",
	              linenum));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      map      = pc->sources + pc->num_sources;
      map->pwg = _cupsStrAlloc(pwg_keyword);
      map->ppd = _cupsStrAlloc(ppd_keyword);

      pc->num_sources ++;
    }
    else if (!_cups_strcasecmp(line, "NumTypes"))
    {
      if (num_types > 0)
      {
        DEBUG_puts("_ppdCacheCreateWithFile: NumTypes listed multiple times.");
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      if ((num_types = atoi(value)) <= 0 || num_types > 65536)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Bad NumTypes value %d on "
	              "line %d.", num_types, linenum));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      if ((pc->types = calloc((size_t)num_types, sizeof(pwg_map_t))) == NULL)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Unable to allocate %d types.",
	              num_types));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(errno), 0);
	goto create_error;
      }
    }
    else if (!_cups_strcasecmp(line, "Type"))
    {
      if (sscanf(value, "%127s%40s", pwg_keyword, ppd_keyword) != 2)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Bad Type on line %d.",
	              linenum));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      if (pc->num_types >= num_types)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Too many Type's on line %d.",
	              linenum));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      map      = pc->types + pc->num_types;
      map->pwg = _cupsStrAlloc(pwg_keyword);
      map->ppd = _cupsStrAlloc(ppd_keyword);

      pc->num_types ++;
    }
    else if (!_cups_strcasecmp(line, "Preset"))
    {
     /*
      * Preset output-mode print-quality name=value ...
      */

      print_color_mode = (_pwg_print_color_mode_t)strtol(value, &valueptr, 10);
      print_quality    = (_pwg_print_quality_t)strtol(valueptr, &valueptr, 10);

      if (print_color_mode < _PWG_PRINT_COLOR_MODE_MONOCHROME ||
          print_color_mode >= _PWG_PRINT_COLOR_MODE_MAX ||
	  print_quality < _PWG_PRINT_QUALITY_DRAFT ||
	  print_quality >= _PWG_PRINT_QUALITY_MAX ||
	  valueptr == value || !*valueptr)
      {
        DEBUG_printf(("_ppdCacheCreateWithFile: Bad Preset on line %d.",
	              linenum));
	_cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
	goto create_error;
      }

      pc->num_presets[print_color_mode][print_quality] =
          cupsParseOptions(valueptr, 0,
	                   pc->presets[print_color_mode] + print_quality);
    }
    else if (!_cups_strcasecmp(line, "SidesOption"))
      pc->sides_option = _cupsStrAlloc(value);
    else if (!_cups_strcasecmp(line, "Sides1Sided"))
      pc->sides_1sided = _cupsStrAlloc(value);
    else if (!_cups_strcasecmp(line, "Sides2SidedLong"))
      pc->sides_2sided_long = _cupsStrAlloc(value);
    else if (!_cups_strcasecmp(line, "Sides2SidedShort"))
      pc->sides_2sided_short = _cupsStrAlloc(value);
    else if (!_cups_strcasecmp(line, "Finishings"))
    {
      if (!pc->finishings)
	pc->finishings =
	    cupsArrayNew3((cups_array_func_t)pwg_compare_finishings,
			  NULL, NULL, 0, NULL,
			  (cups_afree_func_t)pwg_free_finishings);

      if ((finishings = calloc(1, sizeof(_pwg_finishings_t))) == NULL)
        goto create_error;

      finishings->value       = (ipp_finishings_t)strtol(value, &valueptr, 10);
      finishings->num_options = cupsParseOptions(valueptr, 0,
                                                 &(finishings->options));

      cupsArrayAdd(pc->finishings, finishings);
    }
    else if (!_cups_strcasecmp(line, "MaxCopies"))
      pc->max_copies = atoi(value);
    else if (!_cups_strcasecmp(line, "ChargeInfoURI"))
      pc->charge_info_uri = _cupsStrAlloc(value);
    else if (!_cups_strcasecmp(line, "JobAccountId"))
      pc->account_id = !_cups_strcasecmp(value, "true");
    else if (!_cups_strcasecmp(line, "JobAccountingUserId"))
      pc->accounting_user_id = !_cups_strcasecmp(value, "true");
    else if (!_cups_strcasecmp(line, "JobPassword"))
      pc->password = _cupsStrAlloc(value);
    else if (!_cups_strcasecmp(line, "Mandatory"))
    {
      if (pc->mandatory)
        _cupsArrayAddStrings(pc->mandatory, value, ' ');
      else
        pc->mandatory = _cupsArrayNewStrings(value, ' ');
    }
    else if (!_cups_strcasecmp(line, "SupportFile"))
    {
      if (!pc->support_files)
        pc->support_files = cupsArrayNew3(NULL, NULL, NULL, 0,
                                          (cups_acopy_func_t)_cupsStrAlloc,
                                          (cups_afree_func_t)_cupsStrFree);

      cupsArrayAdd(pc->support_files, value);
    }
    else
    {
      DEBUG_printf(("_ppdCacheCreateWithFile: Unknown %s on line %d.", line,
		    linenum));
    }
  }

  if (pc->num_sizes < num_sizes)
  {
    DEBUG_printf(("_ppdCacheCreateWithFile: Not enough sizes (%d < %d).",
                  pc->num_sizes, num_sizes));
    _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
    goto create_error;
  }

  if (pc->num_sources < num_sources)
  {
    DEBUG_printf(("_ppdCacheCreateWithFile: Not enough sources (%d < %d).",
                  pc->num_sources, num_sources));
    _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
    goto create_error;
  }

  if (pc->num_types < num_types)
  {
    DEBUG_printf(("_ppdCacheCreateWithFile: Not enough types (%d < %d).",
                  pc->num_types, num_types));
    _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Bad PPD cache file."), 1);
    goto create_error;
  }

  cupsFileClose(fp);

  return (pc);

 /*
  * If we get here the file was bad - free any data and return...
  */

  create_error:

  cupsFileClose(fp);
  _ppdCacheDestroy(pc);

  if (attrs)
  {
    ippDelete(*attrs);
    *attrs = NULL;
  }

  return (NULL);
}


/*
 * '_ppdCacheCreateWithPPD()' - Create PWG mapping data from a PPD file.
 */

_ppd_cache_t *				/* O - PPD cache and mapping data */
_ppdCacheCreateWithPPD(ppd_file_t *ppd)	/* I - PPD file */
{
  int			i, j, k;	/* Looping vars */
  _ppd_cache_t		*pc;		/* PWG mapping data */
  ppd_option_t		*input_slot,	/* InputSlot option */
			*media_type,	/* MediaType option */
			*output_bin,	/* OutputBin option */
			*color_model,	/* ColorModel option */
			*duplex;	/* Duplex option */
  ppd_choice_t		*choice;	/* Current InputSlot/MediaType */
  pwg_map_t		*map;		/* Current source/type map */
  ppd_attr_t		*ppd_attr;	/* Current PPD preset attribute */
  int			num_options;	/* Number of preset options and props */
  cups_option_t		*options;	/* Preset options and properties */
  ppd_size_t		*ppd_size;	/* Current PPD size */
  pwg_size_t		*pwg_size;	/* Current PWG size */
  char			pwg_keyword[3 + PPD_MAX_NAME + 1 + 12 + 1 + 12 + 3],
					/* PWG keyword string */
			ppd_name[PPD_MAX_NAME];
					/* Normalized PPD name */
  const char		*pwg_name;	/* Standard PWG media name */
  pwg_media_t		*pwg_media;	/* PWG media data */
  _pwg_print_color_mode_t pwg_print_color_mode;
					/* print-color-mode index */
  _pwg_print_quality_t	pwg_print_quality;
					/* print-quality index */
  int			similar;	/* Are the old and new size similar? */
  pwg_size_t		*old_size;	/* Current old size */
  int			old_imageable,	/* Old imageable length in 2540ths */
			old_borderless,	/* Old borderless state */
			old_known_pwg;	/* Old PWG name is well-known */
  int			new_width,	/* New width in 2540ths */
			new_length,	/* New length in 2540ths */
			new_left,	/* New left margin in 2540ths */
			new_bottom,	/* New bottom margin in 2540ths */
			new_right,	/* New right margin in 2540ths */
			new_top,	/* New top margin in 2540ths */
			new_imageable,	/* New imageable length in 2540ths */
			new_borderless,	/* New borderless state */
			new_known_pwg;	/* New PWG name is well-known */
  pwg_size_t		*new_size;	/* New size to add, if any */
  const char		*filter;	/* Current filter */
  _pwg_finishings_t	*finishings;	/* Current finishings value */


  DEBUG_printf(("_ppdCacheCreateWithPPD(ppd=%p)", ppd));

 /*
  * Range check input...
  */

  if (!ppd)
    return (NULL);

 /*
  * Allocate memory...
  */

  if ((pc = calloc(1, sizeof(_ppd_cache_t))) == NULL)
  {
    DEBUG_puts("_ppdCacheCreateWithPPD: Unable to allocate _ppd_cache_t.");
    goto create_error;
  }

 /*
  * Copy and convert size data...
  */

  if (ppd->num_sizes > 0)
  {
    if ((pc->sizes = calloc((size_t)ppd->num_sizes, sizeof(pwg_size_t))) == NULL)
    {
      DEBUG_printf(("_ppdCacheCreateWithPPD: Unable to allocate %d "
		    "pwg_size_t's.", ppd->num_sizes));
      goto create_error;
    }

    for (i = ppd->num_sizes, pwg_size = pc->sizes, ppd_size = ppd->sizes;
	 i > 0;
	 i --, ppd_size ++)
    {
     /*
      * Don't copy over custom size...
      */

      if (!_cups_strcasecmp(ppd_size->name, "Custom"))
	continue;

     /*
      * Convert the PPD size name to the corresponding PWG keyword name.
      */

      if ((pwg_media = pwgMediaForPPD(ppd_size->name)) != NULL)
      {
       /*
	* Standard name, do we have conflicts?
	*/

	for (j = 0; j < pc->num_sizes; j ++)
	  if (!strcmp(pc->sizes[j].map.pwg, pwg_media->pwg))
	  {
	    pwg_media = NULL;
	    break;
	  }
      }

      if (pwg_media)
      {
       /*
	* Standard name and no conflicts, use it!
	*/

	pwg_name      = pwg_media->pwg;
	new_known_pwg = 1;
      }
      else
      {
       /*
	* Not a standard name; convert it to a PWG vendor name of the form:
	*
	*     pp_lowerppd_WIDTHxHEIGHTuu
	*/

	pwg_name      = pwg_keyword;
	new_known_pwg = 0;

	pwg_unppdize_name(ppd_size->name, ppd_name, sizeof(ppd_name), "_.");
	pwgFormatSizeName(pwg_keyword, sizeof(pwg_keyword), NULL, ppd_name,
			  PWG_FROM_POINTS(ppd_size->width),
			  PWG_FROM_POINTS(ppd_size->length), NULL);
      }

     /*
      * If we have a similar paper with non-zero margins then we only want to
      * keep it if it has a larger imageable area length.  The NULL check is for
      * dimensions that are <= 0...
      */

      if ((pwg_media = _pwgMediaNearSize(PWG_FROM_POINTS(ppd_size->width),
					PWG_FROM_POINTS(ppd_size->length),
					0)) == NULL)
	continue;

      new_width      = pwg_media->width;
      new_length     = pwg_media->length;
      new_left       = PWG_FROM_POINTS(ppd_size->left);
      new_bottom     = PWG_FROM_POINTS(ppd_size->bottom);
      new_right      = PWG_FROM_POINTS(ppd_size->width - ppd_size->right);
      new_top        = PWG_FROM_POINTS(ppd_size->length - ppd_size->top);
      new_imageable  = new_length - new_top - new_bottom;
      new_borderless = new_bottom == 0 && new_top == 0 &&
		       new_left == 0 && new_right == 0;

      for (k = pc->num_sizes, similar = 0, old_size = pc->sizes, new_size = NULL;
	   k > 0 && !similar;
	   k --, old_size ++)
      {
	old_imageable  = old_size->length - old_size->top - old_size->bottom;
	old_borderless = old_size->left == 0 && old_size->bottom == 0 &&
			 old_size->right == 0 && old_size->top == 0;
	old_known_pwg  = strncmp(old_size->map.pwg, "oe_", 3) &&
			 strncmp(old_size->map.pwg, "om_", 3);

	similar = old_borderless == new_borderless &&
		  _PWG_EQUIVALENT(old_size->width, new_width) &&
		  _PWG_EQUIVALENT(old_size->length, new_length);

	if (similar &&
	    (new_known_pwg || (!old_known_pwg && new_imageable > old_imageable)))
	{
	 /*
	  * The new paper has a larger imageable area so it could replace
	  * the older paper.  Regardless of the imageable area, we always
	  * prefer the size with a well-known PWG name.
	  */

	  new_size = old_size;
	  _cupsStrFree(old_size->map.ppd);
	  _cupsStrFree(old_size->map.pwg);
	}
      }

      if (!similar)
      {
       /*
	* The paper was unique enough to deserve its own entry so add it to the
	* end.
	*/

	new_size = pwg_size ++;
	pc->num_sizes ++;
      }

      if (new_size)
      {
       /*
	* Save this size...
	*/

	new_size->map.ppd = _cupsStrAlloc(ppd_size->name);
	new_size->map.pwg = _cupsStrAlloc(pwg_name);
	new_size->width   = new_width;
	new_size->length  = new_length;
	new_size->left    = new_left;
	new_size->bottom  = new_bottom;
	new_size->right   = new_right;
	new_size->top     = new_top;
      }
    }
  }

  if (ppd->variable_sizes)
  {
   /*
    * Generate custom size data...
    */

    pwgFormatSizeName(pwg_keyword, sizeof(pwg_keyword), "custom", "max",
		      PWG_FROM_POINTS(ppd->custom_max[0]),
		      PWG_FROM_POINTS(ppd->custom_max[1]), NULL);
    pc->custom_max_keyword = _cupsStrAlloc(pwg_keyword);
    pc->custom_max_width   = PWG_FROM_POINTS(ppd->custom_max[0]);
    pc->custom_max_length  = PWG_FROM_POINTS(ppd->custom_max[1]);

    pwgFormatSizeName(pwg_keyword, sizeof(pwg_keyword), "custom", "min",
		      PWG_FROM_POINTS(ppd->custom_min[0]),
		      PWG_FROM_POINTS(ppd->custom_min[1]), NULL);
    pc->custom_min_keyword = _cupsStrAlloc(pwg_keyword);
    pc->custom_min_width   = PWG_FROM_POINTS(ppd->custom_min[0]);
    pc->custom_min_length  = PWG_FROM_POINTS(ppd->custom_min[1]);

    pc->custom_size.left   = PWG_FROM_POINTS(ppd->custom_margins[0]);
    pc->custom_size.bottom = PWG_FROM_POINTS(ppd->custom_margins[1]);
    pc->custom_size.right  = PWG_FROM_POINTS(ppd->custom_margins[2]);
    pc->custom_size.top    = PWG_FROM_POINTS(ppd->custom_margins[3]);
  }

 /*
  * Copy and convert InputSlot data...
  */

  if ((input_slot = ppdFindOption(ppd, "InputSlot")) == NULL)
    input_slot = ppdFindOption(ppd, "HPPaperSource");

  if (input_slot)
  {
    pc->source_option = _cupsStrAlloc(input_slot->keyword);

    if ((pc->sources = calloc((size_t)input_slot->num_choices, sizeof(pwg_map_t))) == NULL)
    {
      DEBUG_printf(("_ppdCacheCreateWithPPD: Unable to allocate %d "
                    "pwg_map_t's for InputSlot.", input_slot->num_choices));
      goto create_error;
    }

    pc->num_sources = input_slot->num_choices;

    for (i = input_slot->num_choices, choice = input_slot->choices,
             map = pc->sources;
	 i > 0;
	 i --, choice ++, map ++)
    {
      if (!_cups_strncasecmp(choice->choice, "Auto", 4) ||
          !_cups_strcasecmp(choice->choice, "Default"))
        pwg_name = "auto";
      else if (!_cups_strcasecmp(choice->choice, "Cassette"))
        pwg_name = "main";
      else if (!_cups_strcasecmp(choice->choice, "PhotoTray"))
        pwg_name = "photo";
      else if (!_cups_strcasecmp(choice->choice, "CDTray"))
        pwg_name = "disc";
      else if (!_cups_strncasecmp(choice->choice, "Multipurpose", 12) ||
               !_cups_strcasecmp(choice->choice, "MP") ||
               !_cups_strcasecmp(choice->choice, "MPTray"))
        pwg_name = "by-pass-tray";
      else if (!_cups_strcasecmp(choice->choice, "LargeCapacity"))
        pwg_name = "large-capacity";
      else if (!_cups_strncasecmp(choice->choice, "Lower", 5))
        pwg_name = "bottom";
      else if (!_cups_strncasecmp(choice->choice, "Middle", 6))
        pwg_name = "middle";
      else if (!_cups_strncasecmp(choice->choice, "Upper", 5))
        pwg_name = "top";
      else if (!_cups_strncasecmp(choice->choice, "Side", 4))
        pwg_name = "side";
      else if (!_cups_strcasecmp(choice->choice, "Roll"))
        pwg_name = "main-roll";
      else
      {
       /*
        * Convert PPD name to lowercase...
	*/

        pwg_name = pwg_keyword;
	pwg_unppdize_name(choice->choice, pwg_keyword, sizeof(pwg_keyword),
	                  "_");
      }

      map->pwg = _cupsStrAlloc(pwg_name);
      map->ppd = _cupsStrAlloc(choice->choice);
    }
  }

 /*
  * Copy and convert MediaType data...
  */

  if ((media_type = ppdFindOption(ppd, "MediaType")) != NULL)
  {
    if ((pc->types = calloc((size_t)media_type->num_choices, sizeof(pwg_map_t))) == NULL)
    {
      DEBUG_printf(("_ppdCacheCreateWithPPD: Unable to allocate %d "
                    "pwg_map_t's for MediaType.", media_type->num_choices));
      goto create_error;
    }

    pc->num_types = media_type->num_choices;

    for (i = media_type->num_choices, choice = media_type->choices,
             map = pc->types;
	 i > 0;
	 i --, choice ++, map ++)
    {
      if (!_cups_strncasecmp(choice->choice, "Auto", 4) ||
          !_cups_strcasecmp(choice->choice, "Any") ||
          !_cups_strcasecmp(choice->choice, "Default"))
        pwg_name = "auto";
      else if (!_cups_strncasecmp(choice->choice, "Card", 4))
        pwg_name = "cardstock";
      else if (!_cups_strncasecmp(choice->choice, "Env", 3))
        pwg_name = "envelope";
      else if (!_cups_strncasecmp(choice->choice, "Gloss", 5))
        pwg_name = "photographic-glossy";
      else if (!_cups_strcasecmp(choice->choice, "HighGloss"))
        pwg_name = "photographic-high-gloss";
      else if (!_cups_strcasecmp(choice->choice, "Matte"))
        pwg_name = "photographic-matte";
      else if (!_cups_strncasecmp(choice->choice, "Plain", 5))
        pwg_name = "stationery";
      else if (!_cups_strncasecmp(choice->choice, "Coated", 6))
        pwg_name = "stationery-coated";
      else if (!_cups_strcasecmp(choice->choice, "Inkjet"))
        pwg_name = "stationery-inkjet";
      else if (!_cups_strcasecmp(choice->choice, "Letterhead"))
        pwg_name = "stationery-letterhead";
      else if (!_cups_strncasecmp(choice->choice, "Preprint", 8))
        pwg_name = "stationery-preprinted";
      else if (!_cups_strcasecmp(choice->choice, "Recycled"))
        pwg_name = "stationery-recycled";
      else if (!_cups_strncasecmp(choice->choice, "Transparen", 10))
        pwg_name = "transparency";
      else
      {
       /*
        * Convert PPD name to lowercase...
	*/

        pwg_name = pwg_keyword;
	pwg_unppdize_name(choice->choice, pwg_keyword, sizeof(pwg_keyword),
	                  "_");
      }

      map->pwg = _cupsStrAlloc(pwg_name);
      map->ppd = _cupsStrAlloc(choice->choice);
    }
  }

 /*
  * Copy and convert OutputBin data...
  */

  if ((output_bin = ppdFindOption(ppd, "OutputBin")) != NULL)
  {
    if ((pc->bins = calloc((size_t)output_bin->num_choices, sizeof(pwg_map_t))) == NULL)
    {
      DEBUG_printf(("_ppdCacheCreateWithPPD: Unable to allocate %d "
                    "pwg_map_t's for OutputBin.", output_bin->num_choices));
      goto create_error;
    }

    pc->num_bins = output_bin->num_choices;

    for (i = output_bin->num_choices, choice = output_bin->choices,
             map = pc->bins;
	 i > 0;
	 i --, choice ++, map ++)
    {
      pwg_unppdize_name(choice->choice, pwg_keyword, sizeof(pwg_keyword), "_");

      map->pwg = _cupsStrAlloc(pwg_keyword);
      map->ppd = _cupsStrAlloc(choice->choice);
    }
  }

  if ((ppd_attr = ppdFindAttr(ppd, "APPrinterPreset", NULL)) != NULL)
  {
   /*
    * Copy and convert APPrinterPreset (output-mode + print-quality) data...
    */

    const char	*quality,		/* com.apple.print.preset.quality value */
		*output_mode,		/* com.apple.print.preset.output-mode value */
		*color_model_val,	/* ColorModel choice */
		*graphicsType,		/* com.apple.print.preset.graphicsType value */
		*media_front_coating;	/* com.apple.print.preset.media-front-coating value */

    do
    {
      num_options = _ppdParseOptions(ppd_attr->value, 0, &options,
                                     _PPD_PARSE_ALL);

      if ((quality = cupsGetOption("com.apple.print.preset.quality",
                                   num_options, options)) != NULL)
      {
       /*
        * Get the print-quality for this preset...
	*/

	if (!strcmp(quality, "low"))
	  pwg_print_quality = _PWG_PRINT_QUALITY_DRAFT;
	else if (!strcmp(quality, "high"))
	  pwg_print_quality = _PWG_PRINT_QUALITY_HIGH;
	else
	  pwg_print_quality = _PWG_PRINT_QUALITY_NORMAL;

       /*
	* Ignore graphicsType "Photo" presets that are not high quality.
	*/

	graphicsType = cupsGetOption("com.apple.print.preset.graphicsType",
				      num_options, options);

	if (pwg_print_quality != _PWG_PRINT_QUALITY_HIGH && graphicsType &&
	    !strcmp(graphicsType, "Photo"))
	  continue;

       /*
	* Ignore presets for normal and draft quality where the coating
	* isn't "none" or "autodetect".
	*/

	media_front_coating = cupsGetOption(
	                          "com.apple.print.preset.media-front-coating",
			          num_options, options);

        if (pwg_print_quality != _PWG_PRINT_QUALITY_HIGH &&
	    media_front_coating &&
	    strcmp(media_front_coating, "none") &&
	    strcmp(media_front_coating, "autodetect"))
	  continue;

       /*
        * Get the output mode for this preset...
	*/

        output_mode     = cupsGetOption("com.apple.print.preset.output-mode",
	                                num_options, options);
        color_model_val = cupsGetOption("ColorModel", num_options, options);

        if (output_mode)
	{
	  if (!strcmp(output_mode, "monochrome"))
	    pwg_print_color_mode = _PWG_PRINT_COLOR_MODE_MONOCHROME;
	  else
	    pwg_print_color_mode = _PWG_PRINT_COLOR_MODE_COLOR;
	}
	else if (color_model_val)
	{
	  if (!_cups_strcasecmp(color_model_val, "Gray"))
	    pwg_print_color_mode = _PWG_PRINT_COLOR_MODE_MONOCHROME;
	  else
	    pwg_print_color_mode = _PWG_PRINT_COLOR_MODE_COLOR;
	}
	else
	  pwg_print_color_mode = _PWG_PRINT_COLOR_MODE_COLOR;

       /*
        * Save the options for this combination as needed...
	*/

        if (!pc->num_presets[pwg_print_color_mode][pwg_print_quality])
	  pc->num_presets[pwg_print_color_mode][pwg_print_quality] =
	      _ppdParseOptions(ppd_attr->value, 0,
	                       pc->presets[pwg_print_color_mode] +
			           pwg_print_quality, _PPD_PARSE_OPTIONS);
      }

      cupsFreeOptions(num_options, options);
    }
    while ((ppd_attr = ppdFindNextAttr(ppd, "APPrinterPreset", NULL)) != NULL);
  }

  if (!pc->num_presets[_PWG_PRINT_COLOR_MODE_MONOCHROME][_PWG_PRINT_QUALITY_DRAFT] &&
      !pc->num_presets[_PWG_PRINT_COLOR_MODE_MONOCHROME][_PWG_PRINT_QUALITY_NORMAL] &&
      !pc->num_presets[_PWG_PRINT_COLOR_MODE_MONOCHROME][_PWG_PRINT_QUALITY_HIGH])
  {
   /*
    * Try adding some common color options to create grayscale presets.  These
    * are listed in order of popularity...
    */

    const char	*color_option = NULL,	/* Color control option */
		*gray_choice = NULL;	/* Choice to select grayscale */

    if ((color_model = ppdFindOption(ppd, "ColorModel")) != NULL &&
        ppdFindChoice(color_model, "Gray"))
    {
      color_option = "ColorModel";
      gray_choice  = "Gray";
    }
    else if ((color_model = ppdFindOption(ppd, "HPColorMode")) != NULL &&
             ppdFindChoice(color_model, "grayscale"))
    {
      color_option = "HPColorMode";
      gray_choice  = "grayscale";
    }
    else if ((color_model = ppdFindOption(ppd, "BRMonoColor")) != NULL &&
             ppdFindChoice(color_model, "Mono"))
    {
      color_option = "BRMonoColor";
      gray_choice  = "Mono";
    }
    else if ((color_model = ppdFindOption(ppd, "CNIJSGrayScale")) != NULL &&
             ppdFindChoice(color_model, "1"))
    {
      color_option = "CNIJSGrayScale";
      gray_choice  = "1";
    }
    else if ((color_model = ppdFindOption(ppd, "HPColorAsGray")) != NULL &&
             ppdFindChoice(color_model, "True"))
    {
      color_option = "HPColorAsGray";
      gray_choice  = "True";
    }

    if (color_option && gray_choice)
    {
     /*
      * Copy and convert ColorModel (output-mode) data...
      */

      cups_option_t	*coption,	/* Color option */
			  *moption;	/* Monochrome option */

      for (pwg_print_quality = _PWG_PRINT_QUALITY_DRAFT;
	   pwg_print_quality < _PWG_PRINT_QUALITY_MAX;
	   pwg_print_quality ++)
      {
	if (pc->num_presets[_PWG_PRINT_COLOR_MODE_COLOR][pwg_print_quality])
	{
	 /*
	  * Copy the color options...
	  */

	  num_options = pc->num_presets[_PWG_PRINT_COLOR_MODE_COLOR]
					[pwg_print_quality];
	  options     = calloc(sizeof(cups_option_t), (size_t)num_options);

	  if (options)
	  {
	    for (i = num_options, moption = options,
		     coption = pc->presets[_PWG_PRINT_COLOR_MODE_COLOR]
					   [pwg_print_quality];
		 i > 0;
		 i --, moption ++, coption ++)
	    {
	      moption->name  = _cupsStrRetain(coption->name);
	      moption->value = _cupsStrRetain(coption->value);
	    }

	    pc->num_presets[_PWG_PRINT_COLOR_MODE_MONOCHROME][pwg_print_quality] =
		num_options;
	    pc->presets[_PWG_PRINT_COLOR_MODE_MONOCHROME][pwg_print_quality] =
		options;
	  }
	}
	else if (pwg_print_quality != _PWG_PRINT_QUALITY_NORMAL)
	  continue;

       /*
	* Add the grayscale option to the preset...
	*/

	pc->num_presets[_PWG_PRINT_COLOR_MODE_MONOCHROME][pwg_print_quality] =
	    cupsAddOption(color_option, gray_choice,
			  pc->num_presets[_PWG_PRINT_COLOR_MODE_MONOCHROME]
					  [pwg_print_quality],
			  pc->presets[_PWG_PRINT_COLOR_MODE_MONOCHROME] +
			      pwg_print_quality);
      }
    }
  }

 /*
  * Copy and convert Duplex (sides) data...
  */

  if ((duplex = ppdFindOption(ppd, "Duplex")) == NULL)
    if ((duplex = ppdFindOption(ppd, "JCLDuplex")) == NULL)
      if ((duplex = ppdFindOption(ppd, "EFDuplex")) == NULL)
        if ((duplex = ppdFindOption(ppd, "EFDuplexing")) == NULL)
	  duplex = ppdFindOption(ppd, "KD03Duplex");

  if (duplex)
  {
    pc->sides_option = _cupsStrAlloc(duplex->keyword);

    for (i = duplex->num_choices, choice = duplex->choices;
         i > 0;
	 i --, choice ++)
    {
      if ((!_cups_strcasecmp(choice->choice, "None") ||
	   !_cups_strcasecmp(choice->choice, "False")) && !pc->sides_1sided)
        pc->sides_1sided = _cupsStrAlloc(choice->choice);
      else if ((!_cups_strcasecmp(choice->choice, "DuplexNoTumble") ||
	        !_cups_strcasecmp(choice->choice, "LongEdge") ||
	        !_cups_strcasecmp(choice->choice, "Top")) && !pc->sides_2sided_long)
        pc->sides_2sided_long = _cupsStrAlloc(choice->choice);
      else if ((!_cups_strcasecmp(choice->choice, "DuplexTumble") ||
	        !_cups_strcasecmp(choice->choice, "ShortEdge") ||
	        !_cups_strcasecmp(choice->choice, "Bottom")) &&
	       !pc->sides_2sided_short)
        pc->sides_2sided_short = _cupsStrAlloc(choice->choice);
    }
  }

 /*
  * Copy filters and pre-filters...
  */

  pc->filters = cupsArrayNew3(NULL, NULL, NULL, 0,
			      (cups_acopy_func_t)_cupsStrAlloc,
			      (cups_afree_func_t)_cupsStrFree);

  cupsArrayAdd(pc->filters,
               "application/vnd.cups-raw application/octet-stream 0 -");

  if ((ppd_attr = ppdFindAttr(ppd, "cupsFilter2", NULL)) != NULL)
  {
    do
    {
      cupsArrayAdd(pc->filters, ppd_attr->value);
    }
    while ((ppd_attr = ppdFindNextAttr(ppd, "cupsFilter2", NULL)) != NULL);
  }
  else if (ppd->num_filters > 0)
  {
    for (i = 0; i < ppd->num_filters; i ++)
      cupsArrayAdd(pc->filters, ppd->filters[i]);
  }
  else
    cupsArrayAdd(pc->filters, "application/vnd.cups-postscript 0 -");

 /*
  * See if we have a command filter...
  */

  for (filter = (const char *)cupsArrayFirst(pc->filters);
       filter;
       filter = (const char *)cupsArrayNext(pc->filters))
    if (!_cups_strncasecmp(filter, "application/vnd.cups-command", 28) &&
        _cups_isspace(filter[28]))
      break;

  if (!filter &&
      ((ppd_attr = ppdFindAttr(ppd, "cupsCommands", NULL)) == NULL ||
       _cups_strcasecmp(ppd_attr->value, "none")))
  {
   /*
    * No command filter and no cupsCommands keyword telling us not to use one.
    * See if this is a PostScript printer, and if so add a PostScript command
    * filter...
    */

    for (filter = (const char *)cupsArrayFirst(pc->filters);
	 filter;
	 filter = (const char *)cupsArrayNext(pc->filters))
      if (!_cups_strncasecmp(filter, "application/vnd.cups-postscript", 31) &&
	  _cups_isspace(filter[31]))
	break;

    if (filter)
      cupsArrayAdd(pc->filters,
                   "application/vnd.cups-command application/postscript 100 "
                   "commandtops");
  }

  if ((ppd_attr = ppdFindAttr(ppd, "cupsPreFilter", NULL)) != NULL)
  {
    pc->prefilters = cupsArrayNew3(NULL, NULL, NULL, 0,
				   (cups_acopy_func_t)_cupsStrAlloc,
				   (cups_afree_func_t)_cupsStrFree);

    do
    {
      cupsArrayAdd(pc->prefilters, ppd_attr->value);
    }
    while ((ppd_attr = ppdFindNextAttr(ppd, "cupsPreFilter", NULL)) != NULL);
  }

  if ((ppd_attr = ppdFindAttr(ppd, "cupsSingleFile", NULL)) != NULL)
    pc->single_file = !_cups_strcasecmp(ppd_attr->value, "true");

 /*
  * Copy the product string, if any...
  */

  if (ppd->product)
    pc->product = _cupsStrAlloc(ppd->product);

 /*
  * Copy finishings mapping data...
  */

  if ((ppd_attr = ppdFindAttr(ppd, "cupsIPPFinishings", NULL)) != NULL)
  {
   /*
    * Have proper vendor mapping of IPP finishings values to PPD options...
    */

    pc->finishings = cupsArrayNew3((cups_array_func_t)pwg_compare_finishings,
                                   NULL, NULL, 0, NULL,
                                   (cups_afree_func_t)pwg_free_finishings);

    do
    {
      if ((finishings = calloc(1, sizeof(_pwg_finishings_t))) == NULL)
        goto create_error;

      finishings->value       = (ipp_finishings_t)atoi(ppd_attr->spec);
      finishings->num_options = _ppdParseOptions(ppd_attr->value, 0,
                                                 &(finishings->options),
                                                 _PPD_PARSE_OPTIONS);

      cupsArrayAdd(pc->finishings, finishings);
    }
    while ((ppd_attr = ppdFindNextAttr(ppd, "cupsIPPFinishings",
                                       NULL)) != NULL);
  }
  else
  {
   /*
    * No IPP mapping data, try to map common/standard PPD keywords...
    */

    ppd_option_t	*ppd_option;	/* PPD option */

    pc->finishings = cupsArrayNew3((cups_array_func_t)pwg_compare_finishings, NULL, NULL, 0, NULL, (cups_afree_func_t)pwg_free_finishings);

    if ((ppd_option = ppdFindOption(ppd, "StapleLocation")) != NULL)
    {
     /*
      * Add staple finishings...
      */

      if (ppdFindChoice(ppd_option, "SinglePortrait"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_STAPLE_TOP_LEFT, "StapleLocation", "SinglePortrait");
      if (ppdFindChoice(ppd_option, "UpperLeft")) /* Ricoh extension */
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_STAPLE_TOP_LEFT, "StapleLocation", "UpperLeft");
      if (ppdFindChoice(ppd_option, "UpperRight")) /* Ricoh extension */
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_STAPLE_TOP_RIGHT, "StapleLocation", "UpperRight");
      if (ppdFindChoice(ppd_option, "SingleLandscape"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_STAPLE_BOTTOM_LEFT, "StapleLocation", "SingleLandscape");
      if (ppdFindChoice(ppd_option, "DualLandscape"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_STAPLE_DUAL_LEFT, "StapleLocation", "DualLandscape");
    }

    if ((ppd_option = ppdFindOption(ppd, "RIPunch")) != NULL)
    {
     /*
      * Add (Ricoh) punch finishings...
      */

      if (ppdFindChoice(ppd_option, "Left2"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_PUNCH_DUAL_LEFT, "RIPunch", "Left2");
      if (ppdFindChoice(ppd_option, "Left3"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_PUNCH_TRIPLE_LEFT, "RIPunch", "Left3");
      if (ppdFindChoice(ppd_option, "Left4"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_PUNCH_QUAD_LEFT, "RIPunch", "Left4");
      if (ppdFindChoice(ppd_option, "Right2"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_PUNCH_DUAL_RIGHT, "RIPunch", "Right2");
      if (ppdFindChoice(ppd_option, "Right3"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_PUNCH_TRIPLE_RIGHT, "RIPunch", "Right3");
      if (ppdFindChoice(ppd_option, "Right4"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_PUNCH_QUAD_RIGHT, "RIPunch", "Right4");
      if (ppdFindChoice(ppd_option, "Upper2"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_PUNCH_DUAL_TOP, "RIPunch", "Upper2");
      if (ppdFindChoice(ppd_option, "Upper3"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_PUNCH_TRIPLE_TOP, "RIPunch", "Upper3");
      if (ppdFindChoice(ppd_option, "Upper4"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_PUNCH_QUAD_TOP, "RIPunch", "Upper4");
    }

    if ((ppd_option = ppdFindOption(ppd, "BindEdge")) != NULL)
    {
     /*
      * Add bind finishings...
      */

      if (ppdFindChoice(ppd_option, "Left"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_BIND_LEFT, "BindEdge", "Left");
      if (ppdFindChoice(ppd_option, "Right"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_BIND_RIGHT, "BindEdge", "Right");
      if (ppdFindChoice(ppd_option, "Top"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_BIND_TOP, "BindEdge", "Top");
      if (ppdFindChoice(ppd_option, "Bottom"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_BIND_BOTTOM, "BindEdge", "Bottom");
    }

    if ((ppd_option = ppdFindOption(ppd, "FoldType")) != NULL)
    {
     /*
      * Add (Adobe) fold finishings...
      */

      if (ppdFindChoice(ppd_option, "ZFold"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_FOLD_Z, "FoldType", "ZFold");
      if (ppdFindChoice(ppd_option, "Saddle"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_FOLD_HALF, "FoldType", "Saddle");
      if (ppdFindChoice(ppd_option, "DoubleGate"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_FOLD_DOUBLE_GATE, "FoldType", "DoubleGate");
      if (ppdFindChoice(ppd_option, "LeftGate"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_FOLD_LEFT_GATE, "FoldType", "LeftGate");
      if (ppdFindChoice(ppd_option, "RightGate"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_FOLD_RIGHT_GATE, "FoldType", "RightGate");
      if (ppdFindChoice(ppd_option, "Letter"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_FOLD_LETTER, "FoldType", "Letter");
      if (ppdFindChoice(ppd_option, "XFold"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_FOLD_POSTER, "FoldType", "XFold");
    }

    if ((ppd_option = ppdFindOption(ppd, "RIFoldType")) != NULL)
    {
     /*
      * Add (Ricoh) fold finishings...
      */

      if (ppdFindChoice(ppd_option, "OutsideTwoFold"))
        pwg_add_finishing(pc->finishings, IPP_FINISHINGS_FOLD_LETTER, "RIFoldType", "OutsideTwoFold");
    }

    if (cupsArrayCount(pc->finishings) == 0)
    {
      cupsArrayDelete(pc->finishings);
      pc->finishings = NULL;
    }
  }

 /*
  * Max copies...
  */

  if ((ppd_attr = ppdFindAttr(ppd, "cupsMaxCopies", NULL)) != NULL)
    pc->max_copies = atoi(ppd_attr->value);
  else if (ppd->manual_copies)
    pc->max_copies = 1;
  else
    pc->max_copies = 9999;

 /*
  * cupsChargeInfoURI, cupsJobAccountId, cupsJobAccountingUserId,
  * cupsJobPassword, and cupsMandatory.
  */

  if ((ppd_attr = ppdFindAttr(ppd, "cupsChargeInfoURI", NULL)) != NULL)
    pc->charge_info_uri = _cupsStrAlloc(ppd_attr->value);

  if ((ppd_attr = ppdFindAttr(ppd, "cupsJobAccountId", NULL)) != NULL)
    pc->account_id = !_cups_strcasecmp(ppd_attr->value, "true");

  if ((ppd_attr = ppdFindAttr(ppd, "cupsJobAccountingUserId", NULL)) != NULL)
    pc->accounting_user_id = !_cups_strcasecmp(ppd_attr->value, "true");

  if ((ppd_attr = ppdFindAttr(ppd, "cupsJobPassword", NULL)) != NULL)
    pc->password = _cupsStrAlloc(ppd_attr->value);

  if ((ppd_attr = ppdFindAttr(ppd, "cupsMandatory", NULL)) != NULL)
    pc->mandatory = _cupsArrayNewStrings(ppd_attr->value, ' ');

 /*
  * Support files...
  */

  pc->support_files = cupsArrayNew3(NULL, NULL, NULL, 0,
				    (cups_acopy_func_t)_cupsStrAlloc,
				    (cups_afree_func_t)_cupsStrFree);

  for (ppd_attr = ppdFindAttr(ppd, "cupsICCProfile", NULL);
       ppd_attr;
       ppd_attr = ppdFindNextAttr(ppd, "cupsICCProfile", NULL))
    cupsArrayAdd(pc->support_files, ppd_attr->value);

  if ((ppd_attr = ppdFindAttr(ppd, "APPrinterIconPath", NULL)) != NULL)
    cupsArrayAdd(pc->support_files, ppd_attr->value);

 /*
  * Return the cache data...
  */

  return (pc);

 /*
  * If we get here we need to destroy the PWG mapping data and return NULL...
  */

  create_error:

  _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Out of memory."), 1);
  _ppdCacheDestroy(pc);

  return (NULL);
}


/*
 * '_ppdCacheDestroy()' - Free all memory used for PWG mapping data.
 */

void
_ppdCacheDestroy(_ppd_cache_t *pc)	/* I - PPD cache and mapping data */
{
  int		i;			/* Looping var */
  pwg_map_t	*map;			/* Current map */
  pwg_size_t	*size;			/* Current size */


 /*
  * Range check input...
  */

  if (!pc)
    return;

 /*
  * Free memory as needed...
  */

  if (pc->bins)
  {
    for (i = pc->num_bins, map = pc->bins; i > 0; i --, map ++)
    {
      _cupsStrFree(map->pwg);
      _cupsStrFree(map->ppd);
    }

    free(pc->bins);
  }

  if (pc->sizes)
  {
    for (i = pc->num_sizes, size = pc->sizes; i > 0; i --, size ++)
    {
      _cupsStrFree(size->map.pwg);
      _cupsStrFree(size->map.ppd);
    }

    free(pc->sizes);
  }

  if (pc->source_option)
    _cupsStrFree(pc->source_option);

  if (pc->sources)
  {
    for (i = pc->num_sources, map = pc->sources; i > 0; i --, map ++)
    {
      _cupsStrFree(map->pwg);
      _cupsStrFree(map->ppd);
    }

    free(pc->sources);
  }

  if (pc->types)
  {
    for (i = pc->num_types, map = pc->types; i > 0; i --, map ++)
    {
      _cupsStrFree(map->pwg);
      _cupsStrFree(map->ppd);
    }

    free(pc->types);
  }

  if (pc->custom_max_keyword)
    _cupsStrFree(pc->custom_max_keyword);

  if (pc->custom_min_keyword)
    _cupsStrFree(pc->custom_min_keyword);

  _cupsStrFree(pc->product);
  cupsArrayDelete(pc->filters);
  cupsArrayDelete(pc->prefilters);
  cupsArrayDelete(pc->finishings);

  _cupsStrFree(pc->charge_info_uri);
  _cupsStrFree(pc->password);

  cupsArrayDelete(pc->mandatory);

  cupsArrayDelete(pc->support_files);

  free(pc);
}


/*
 * '_ppdCacheGetBin()' - Get the PWG output-bin keyword associated with a PPD
 *                  OutputBin.
 */

const char *				/* O - output-bin or NULL */
_ppdCacheGetBin(
    _ppd_cache_t *pc,			/* I - PPD cache and mapping data */
    const char   *output_bin)		/* I - PPD OutputBin string */
{
  int	i;				/* Looping var */


 /*
  * Range check input...
  */

  if (!pc || !output_bin)
    return (NULL);

 /*
  * Look up the OutputBin string...
  */


  for (i = 0; i < pc->num_bins; i ++)
    if (!_cups_strcasecmp(output_bin, pc->bins[i].ppd))
      return (pc->bins[i].pwg);

  return (NULL);
}


/*
 * '_ppdCacheGetFinishingOptions()' - Get PPD finishing options for the given
 *                                    IPP finishings value(s).
 */

int					/* O  - New number of options */
_ppdCacheGetFinishingOptions(
    _ppd_cache_t     *pc,		/* I  - PPD cache and mapping data */
    ipp_t            *job,		/* I  - Job attributes or NULL */
    ipp_finishings_t value,		/* I  - IPP finishings value of IPP_FINISHINGS_NONE */
    int              num_options,	/* I  - Number of options */
    cups_option_t    **options)		/* IO - Options */
{
  int			i;		/* Looping var */
  _pwg_finishings_t	*f,		/* PWG finishings options */
			key;		/* Search key */
  ipp_attribute_t	*attr;		/* Finishings attribute */
  cups_option_t		*option;	/* Current finishings option */


 /*
  * Range check input...
  */

  if (!pc || cupsArrayCount(pc->finishings) == 0 || !options ||
      (!job && value == IPP_FINISHINGS_NONE))
    return (num_options);

 /*
  * Apply finishing options...
  */

  if (job && (attr = ippFindAttribute(job, "finishings", IPP_TAG_ENUM)) != NULL)
  {
    int	num_values = ippGetCount(attr);	/* Number of values */

    for (i = 0; i < num_values; i ++)
    {
      key.value = (ipp_finishings_t)ippGetInteger(attr, i);

      if ((f = cupsArrayFind(pc->finishings, &key)) != NULL)
      {
        int	j;			/* Another looping var */

        for (j = f->num_options, option = f->options; j > 0; j --, option ++)
          num_options = cupsAddOption(option->name, option->value,
                                      num_options, options);
      }
    }
  }
  else if (value != IPP_FINISHINGS_NONE)
  {
    key.value = value;

    if ((f = cupsArrayFind(pc->finishings, &key)) != NULL)
    {
      int	j;			/* Another looping var */

      for (j = f->num_options, option = f->options; j > 0; j --, option ++)
	num_options = cupsAddOption(option->name, option->value,
				    num_options, options);
    }
  }

  return (num_options);
}


/*
 * '_ppdCacheGetFinishingValues()' - Get IPP finishings value(s) from the given
 *                                   PPD options.
 */

int					/* O - Number of finishings values */
_ppdCacheGetFinishingValues(
    _ppd_cache_t  *pc,			/* I - PPD cache and mapping data */
    int           num_options,		/* I - Number of options */
    cups_option_t *options,		/* I - Options */
    int           max_values,		/* I - Maximum number of finishings values */
    int           *values)		/* O - Finishings values */
{
  int			i,		/* Looping var */
			num_values = 0;	/* Number of values */
  _pwg_finishings_t	*f;		/* Current finishings option */
  cups_option_t		*option;	/* Current option */
  const char		*val;		/* Value for option */


 /*
  * Range check input...
  */

  DEBUG_printf(("_ppdCacheGetFinishingValues(pc=%p, num_options=%d, options=%p, max_values=%d, values=%p)", pc, num_options, options, max_values, values));

  if (!pc || !pc->finishings || num_options < 1 || max_values < 1 || !values)
  {
    DEBUG_puts("_ppdCacheGetFinishingValues: Bad arguments, returning 0.");
    return (0);
  }

 /*
  * Go through the finishings options and see what is set...
  */

  for (f = (_pwg_finishings_t *)cupsArrayFirst(pc->finishings);
       f;
       f = (_pwg_finishings_t *)cupsArrayNext(pc->finishings))
  {
    DEBUG_printf(("_ppdCacheGetFinishingValues: Checking %d (%s)", f->value, ippEnumString("finishings", f->value)));

    for (i = f->num_options, option = f->options; i > 0; i --, option ++)
    {
      DEBUG_printf(("_ppdCacheGetFinishingValues: %s=%s?", option->name, option->value));

      if ((val = cupsGetOption(option->name, num_options, options)) == NULL ||
          _cups_strcasecmp(option->value, val))
      {
        DEBUG_puts("_ppdCacheGetFinishingValues: NO");
        break;
      }
    }

    if (i == 0)
    {
      DEBUG_printf(("_ppdCacheGetFinishingValues: Adding %d.", f->value));

      values[num_values ++] = f->value;

      if (num_values >= max_values)
        break;
    }
  }

  DEBUG_printf(("_ppdCacheGetFinishingValues: Returning %d.", num_values));

  return (num_values);
}


/*
 * '_ppdCacheGetInputSlot()' - Get the PPD InputSlot associated with the job
 *                        attributes or a keyword string.
 */

const char *				/* O - PPD InputSlot or NULL */
_ppdCacheGetInputSlot(
    _ppd_cache_t *pc,			/* I - PPD cache and mapping data */
    ipp_t        *job,			/* I - Job attributes or NULL */
    const char   *keyword)		/* I - Keyword string or NULL */
{
 /*
  * Range check input...
  */

  if (!pc || pc->num_sources == 0 || (!job && !keyword))
    return (NULL);

  if (job && !keyword)
  {
   /*
    * Lookup the media-col attribute and any media-source found there...
    */

    ipp_attribute_t	*media_col,	/* media-col attribute */
			*media_source;	/* media-source attribute */
    pwg_size_t		size;		/* Dimensional size */
    int			margins_set;	/* Were the margins set? */

    media_col = ippFindAttribute(job, "media-col", IPP_TAG_BEGIN_COLLECTION);
    if (media_col &&
        (media_source = ippFindAttribute(ippGetCollection(media_col, 0),
                                         "media-source",
	                                 IPP_TAG_KEYWORD)) != NULL)
    {
     /*
      * Use the media-source value from media-col...
      */

      keyword = ippGetString(media_source, 0, NULL);
    }
    else if (pwgInitSize(&size, job, &margins_set))
    {
     /*
      * For media <= 5x7, look for a photo tray...
      */

      if (size.width <= (5 * 2540) && size.length <= (7 * 2540))
        keyword = "photo";
    }
  }

  if (keyword)
  {
    int	i;				/* Looping var */

    for (i = 0; i < pc->num_sources; i ++)
      if (!_cups_strcasecmp(keyword, pc->sources[i].pwg))
        return (pc->sources[i].ppd);
  }

  return (NULL);
}


/*
 * '_ppdCacheGetMediaType()' - Get the PPD MediaType associated with the job
 *                        attributes or a keyword string.
 */

const char *				/* O - PPD MediaType or NULL */
_ppdCacheGetMediaType(
    _ppd_cache_t *pc,			/* I - PPD cache and mapping data */
    ipp_t        *job,			/* I - Job attributes or NULL */
    const char   *keyword)		/* I - Keyword string or NULL */
{
 /*
  * Range check input...
  */

  if (!pc || pc->num_types == 0 || (!job && !keyword))
    return (NULL);

  if (job && !keyword)
  {
   /*
    * Lookup the media-col attribute and any media-source found there...
    */

    ipp_attribute_t	*media_col,	/* media-col attribute */
			*media_type;	/* media-type attribute */

    media_col = ippFindAttribute(job, "media-col", IPP_TAG_BEGIN_COLLECTION);
    if (media_col)
    {
      if ((media_type = ippFindAttribute(media_col->values[0].collection,
                                         "media-type",
	                                 IPP_TAG_KEYWORD)) == NULL)
	media_type = ippFindAttribute(media_col->values[0].collection,
				      "media-type", IPP_TAG_NAME);

      if (media_type)
	keyword = media_type->values[0].string.text;
    }
  }

  if (keyword)
  {
    int	i;				/* Looping var */

    for (i = 0; i < pc->num_types; i ++)
      if (!_cups_strcasecmp(keyword, pc->types[i].pwg))
        return (pc->types[i].ppd);
  }

  return (NULL);
}


/*
 * '_ppdCacheGetOutputBin()' - Get the PPD OutputBin associated with the keyword
 *                        string.
 */

const char *				/* O - PPD OutputBin or NULL */
_ppdCacheGetOutputBin(
    _ppd_cache_t *pc,			/* I - PPD cache and mapping data */
    const char   *output_bin)		/* I - Keyword string */
{
  int	i;				/* Looping var */


 /*
  * Range check input...
  */

  if (!pc || !output_bin)
    return (NULL);

 /*
  * Look up the OutputBin string...
  */


  for (i = 0; i < pc->num_bins; i ++)
    if (!_cups_strcasecmp(output_bin, pc->bins[i].pwg))
      return (pc->bins[i].ppd);

  return (NULL);
}


/*
 * '_ppdCacheGetPageSize()' - Get the PPD PageSize associated with the job
 *                       attributes or a keyword string.
 */

const char *				/* O - PPD PageSize or NULL */
_ppdCacheGetPageSize(
    _ppd_cache_t *pc,			/* I - PPD cache and mapping data */
    ipp_t        *job,			/* I - Job attributes or NULL */
    const char   *keyword,		/* I - Keyword string or NULL */
    int          *exact)		/* O - 1 if exact match, 0 otherwise */
{
  int		i;			/* Looping var */
  pwg_size_t	*size,			/* Current size */
		*closest,		/* Closest size */
		jobsize;		/* Size data from job */
  int		margins_set,		/* Were the margins set? */
		dwidth,			/* Difference in width */
		dlength,		/* Difference in length */
		dleft,			/* Difference in left margins */
		dright,			/* Difference in right margins */
		dbottom,		/* Difference in bottom margins */
		dtop,			/* Difference in top margins */
		dmin,			/* Minimum difference */
		dclosest;		/* Closest difference */
  const char	*ppd_name;		/* PPD media name */


  DEBUG_printf(("_ppdCacheGetPageSize(pc=%p, job=%p, keyword=\"%s\", exact=%p)",
	        pc, job, keyword, exact));

 /*
  * Range check input...
  */

  if (!pc || (!job && !keyword))
    return (NULL);

  if (exact)
    *exact = 0;

  ppd_name = keyword;

  if (job)
  {
   /*
    * Try getting the PPD media name from the job attributes...
    */

    ipp_attribute_t	*attr;		/* Job attribute */

    if ((attr = ippFindAttribute(job, "PageSize", IPP_TAG_ZERO)) == NULL)
      if ((attr = ippFindAttribute(job, "PageRegion", IPP_TAG_ZERO)) == NULL)
        attr = ippFindAttribute(job, "media", IPP_TAG_ZERO);

#ifdef DEBUG
    if (attr)
      DEBUG_printf(("1_ppdCacheGetPageSize: Found attribute %s (%s)",
                    attr->name, ippTagString(attr->value_tag)));
    else
      DEBUG_puts("1_ppdCacheGetPageSize: Did not find media attribute.");
#endif /* DEBUG */

    if (attr && (attr->value_tag == IPP_TAG_NAME ||
                 attr->value_tag == IPP_TAG_KEYWORD))
      ppd_name = attr->values[0].string.text;
  }

  DEBUG_printf(("1_ppdCacheGetPageSize: ppd_name=\"%s\"", ppd_name));

  if (ppd_name)
  {
   /*
    * Try looking up the named PPD size first...
    */

    for (i = pc->num_sizes, size = pc->sizes; i > 0; i --, size ++)
    {
      DEBUG_printf(("2_ppdCacheGetPageSize: size[%d]=[\"%s\" \"%s\"]",
                    (int)(size - pc->sizes), size->map.pwg, size->map.ppd));

      if (!_cups_strcasecmp(ppd_name, size->map.ppd) ||
          !_cups_strcasecmp(ppd_name, size->map.pwg))
      {
	if (exact)
	  *exact = 1;

        DEBUG_printf(("1_ppdCacheGetPageSize: Returning \"%s\"", ppd_name));

        return (size->map.ppd);
      }
    }
  }

  if (job && !keyword)
  {
   /*
    * Get the size using media-col or media, with the preference being
    * media-col.
    */

    if (!pwgInitSize(&jobsize, job, &margins_set))
      return (NULL);
  }
  else
  {
   /*
    * Get the size using a media keyword...
    */

    pwg_media_t	*media;		/* Media definition */


    if ((media = pwgMediaForPWG(keyword)) == NULL)
      if ((media = pwgMediaForLegacy(keyword)) == NULL)
        if ((media = pwgMediaForPPD(keyword)) == NULL)
	  return (NULL);

    jobsize.width  = media->width;
    jobsize.length = media->length;
    margins_set    = 0;
  }

 /*
  * Now that we have the dimensions and possibly the margins, look at the
  * available sizes and find the match...
  */

  closest  = NULL;
  dclosest = 999999999;

  if (!ppd_name || _cups_strncasecmp(ppd_name, "Custom.", 7) ||
      _cups_strncasecmp(ppd_name, "custom_", 7))
  {
    for (i = pc->num_sizes, size = pc->sizes; i > 0; i --, size ++)
    {
     /*
      * Adobe uses a size matching algorithm with an epsilon of 5 points, which
      * is just about 176/2540ths...
      */

      dwidth  = size->width - jobsize.width;
      dlength = size->length - jobsize.length;

      if (dwidth <= -176 || dwidth >= 176 || dlength <= -176 || dlength >= 176)
	continue;

      if (margins_set)
      {
       /*
	* Use a tighter epsilon of 1 point (35/2540ths) for margins...
	*/

	dleft   = size->left - jobsize.left;
	dright  = size->right - jobsize.right;
	dtop    = size->top - jobsize.top;
	dbottom = size->bottom - jobsize.bottom;

	if (dleft <= -35 || dleft >= 35 || dright <= -35 || dright >= 35 ||
	    dtop <= -35 || dtop >= 35 || dbottom <= -35 || dbottom >= 35)
	{
	  dleft   = dleft < 0 ? -dleft : dleft;
	  dright  = dright < 0 ? -dright : dright;
	  dbottom = dbottom < 0 ? -dbottom : dbottom;
	  dtop    = dtop < 0 ? -dtop : dtop;
	  dmin    = dleft + dright + dbottom + dtop;

	  if (dmin < dclosest)
	  {
	    dclosest = dmin;
	    closest  = size;
	  }

	  continue;
	}
      }

      if (exact)
	*exact = 1;

      DEBUG_printf(("1_ppdCacheGetPageSize: Returning \"%s\"", size->map.ppd));

      return (size->map.ppd);
    }
  }

  if (closest)
  {
    DEBUG_printf(("1_ppdCacheGetPageSize: Returning \"%s\" (closest)",
                  closest->map.ppd));

    return (closest->map.ppd);
  }

 /*
  * If we get here we need to check for custom page size support...
  */

  if (jobsize.width >= pc->custom_min_width &&
      jobsize.width <= pc->custom_max_width &&
      jobsize.length >= pc->custom_min_length &&
      jobsize.length <= pc->custom_max_length)
  {
   /*
    * In range, format as Custom.WWWWxLLLL (points).
    */

    snprintf(pc->custom_ppd_size, sizeof(pc->custom_ppd_size), "Custom.%dx%d",
             (int)PWG_TO_POINTS(jobsize.width), (int)PWG_TO_POINTS(jobsize.length));

    if (margins_set && exact)
    {
      dleft   = pc->custom_size.left - jobsize.left;
      dright  = pc->custom_size.right - jobsize.right;
      dtop    = pc->custom_size.top - jobsize.top;
      dbottom = pc->custom_size.bottom - jobsize.bottom;

      if (dleft > -35 && dleft < 35 && dright > -35 && dright < 35 &&
          dtop > -35 && dtop < 35 && dbottom > -35 && dbottom < 35)
	*exact = 1;
    }
    else if (exact)
      *exact = 1;

    DEBUG_printf(("1_ppdCacheGetPageSize: Returning \"%s\" (custom)",
                  pc->custom_ppd_size));

    return (pc->custom_ppd_size);
  }

 /*
  * No custom page size support or the size is out of range - return NULL.
  */

  DEBUG_puts("1_ppdCacheGetPageSize: Returning NULL");

  return (NULL);
}


/*
 * '_ppdCacheGetSize()' - Get the PWG size associated with a PPD PageSize.
 */

pwg_size_t *				/* O - PWG size or NULL */
_ppdCacheGetSize(
    _ppd_cache_t *pc,			/* I - PPD cache and mapping data */
    const char   *page_size)		/* I - PPD PageSize */
{
  int		i;			/* Looping var */
  pwg_media_t	*media;			/* Media */
  pwg_size_t	*size;			/* Current size */


 /*
  * Range check input...
  */

  if (!pc || !page_size)
    return (NULL);

  if (!_cups_strncasecmp(page_size, "Custom.", 7))
  {
   /*
    * Custom size; size name can be one of the following:
    *
    *    Custom.WIDTHxLENGTHin    - Size in inches
    *    Custom.WIDTHxLENGTHft    - Size in feet
    *    Custom.WIDTHxLENGTHcm    - Size in centimeters
    *    Custom.WIDTHxLENGTHmm    - Size in millimeters
    *    Custom.WIDTHxLENGTHm     - Size in meters
    *    Custom.WIDTHxLENGTH[pt]  - Size in points
    */

    double		w, l;		/* Width and length of page */
    char		*ptr;		/* Pointer into PageSize */
    struct lconv	*loc;		/* Locale data */

    loc = localeconv();
    w   = (float)_cupsStrScand(page_size + 7, &ptr, loc);
    if (!ptr || *ptr != 'x')
      return (NULL);

    l = (float)_cupsStrScand(ptr + 1, &ptr, loc);
    if (!ptr)
      return (NULL);

    if (!_cups_strcasecmp(ptr, "in"))
    {
      w *= 2540.0;
      l *= 2540.0;
    }
    else if (!_cups_strcasecmp(ptr, "ft"))
    {
      w *= 12.0 * 2540.0;
      l *= 12.0 * 2540.0;
    }
    else if (!_cups_strcasecmp(ptr, "mm"))
    {
      w *= 100.0;
      l *= 100.0;
    }
    else if (!_cups_strcasecmp(ptr, "cm"))
    {
      w *= 1000.0;
      l *= 1000.0;
    }
    else if (!_cups_strcasecmp(ptr, "m"))
    {
      w *= 100000.0;
      l *= 100000.0;
    }
    else
    {
      w *= 2540.0 / 72.0;
      l *= 2540.0 / 72.0;
    }

    pc->custom_size.width  = (int)w;
    pc->custom_size.length = (int)l;

    return (&(pc->custom_size));
  }

 /*
  * Not a custom size - look it up...
  */

  for (i = pc->num_sizes, size = pc->sizes; i > 0; i --, size ++)
    if (!_cups_strcasecmp(page_size, size->map.ppd) ||
        !_cups_strcasecmp(page_size, size->map.pwg))
      return (size);

 /*
  * Look up standard sizes...
  */

  if ((media = pwgMediaForPPD(page_size)) == NULL)
    if ((media = pwgMediaForLegacy(page_size)) == NULL)
      media = pwgMediaForPWG(page_size);

  if (media)
  {
    pc->custom_size.width  = media->width;
    pc->custom_size.length = media->length;

    return (&(pc->custom_size));
  }

  return (NULL);
}


/*
 * '_ppdCacheGetSource()' - Get the PWG media-source associated with a PPD
 *                          InputSlot.
 */

const char *				/* O - PWG media-source keyword */
_ppdCacheGetSource(
    _ppd_cache_t *pc,			/* I - PPD cache and mapping data */
    const char   *input_slot)		/* I - PPD InputSlot */
{
  int		i;			/* Looping var */
  pwg_map_t	*source;		/* Current source */


 /*
  * Range check input...
  */

  if (!pc || !input_slot)
    return (NULL);

  for (i = pc->num_sources, source = pc->sources; i > 0; i --, source ++)
    if (!_cups_strcasecmp(input_slot, source->ppd))
      return (source->pwg);

  return (NULL);
}


/*
 * '_ppdCacheGetType()' - Get the PWG media-type associated with a PPD
 *                        MediaType.
 */

const char *				/* O - PWG media-type keyword */
_ppdCacheGetType(
    _ppd_cache_t *pc,			/* I - PPD cache and mapping data */
    const char   *media_type)		/* I - PPD MediaType */
{
  int		i;			/* Looping var */
  pwg_map_t	*type;			/* Current type */


 /*
  * Range check input...
  */

  if (!pc || !media_type)
    return (NULL);

  for (i = pc->num_types, type = pc->types; i > 0; i --, type ++)
    if (!_cups_strcasecmp(media_type, type->ppd))
      return (type->pwg);

  return (NULL);
}


/*
 * '_ppdCacheWriteFile()' - Write PWG mapping data to a file.
 */

int					/* O - 1 on success, 0 on failure */
_ppdCacheWriteFile(
    _ppd_cache_t *pc,			/* I - PPD cache and mapping data */
    const char   *filename,		/* I - File to write */
    ipp_t        *attrs)		/* I - Attributes to write, if any */
{
  int			i, j, k;	/* Looping vars */
  cups_file_t		*fp;		/* Output file */
  pwg_size_t		*size;		/* Current size */
  pwg_map_t		*map;		/* Current map */
  _pwg_finishings_t	*f;		/* Current finishing option */
  cups_option_t		*option;	/* Current option */
  const char		*value;		/* Filter/pre-filter value */
  char			newfile[1024];	/* New filename */


 /*
  * Range check input...
  */

  if (!pc || !filename)
  {
    _cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(EINVAL), 0);
    return (0);
  }

 /*
  * Open the file and write with compression...
  */

  snprintf(newfile, sizeof(newfile), "%s.N", filename);
  if ((fp = cupsFileOpen(newfile, "w9")) == NULL)
  {
    _cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(errno), 0);
    return (0);
  }

 /*
  * Standard header...
  */

  cupsFilePrintf(fp, "#CUPS-PPD-CACHE-%d\n", _PPD_CACHE_VERSION);

 /*
  * Output bins...
  */

  if (pc->num_bins > 0)
  {
    cupsFilePrintf(fp, "NumBins %d\n", pc->num_bins);
    for (i = pc->num_bins, map = pc->bins; i > 0; i --, map ++)
      cupsFilePrintf(fp, "Bin %s %s\n", map->pwg, map->ppd);
  }

 /*
  * Media sizes...
  */

  cupsFilePrintf(fp, "NumSizes %d\n", pc->num_sizes);
  for (i = pc->num_sizes, size = pc->sizes; i > 0; i --, size ++)
    cupsFilePrintf(fp, "Size %s %s %d %d %d %d %d %d\n", size->map.pwg,
		   size->map.ppd, size->width, size->length, size->left,
		   size->bottom, size->right, size->top);
  if (pc->custom_max_width > 0)
    cupsFilePrintf(fp, "CustomSize %d %d %d %d %d %d %d %d\n",
                   pc->custom_max_width, pc->custom_max_length,
		   pc->custom_min_width, pc->custom_min_length,
		   pc->custom_size.left, pc->custom_size.bottom,
		   pc->custom_size.right, pc->custom_size.top);

 /*
  * Media sources...
  */

  if (pc->source_option)
    cupsFilePrintf(fp, "SourceOption %s\n", pc->source_option);

  if (pc->num_sources > 0)
  {
    cupsFilePrintf(fp, "NumSources %d\n", pc->num_sources);
    for (i = pc->num_sources, map = pc->sources; i > 0; i --, map ++)
      cupsFilePrintf(fp, "Source %s %s\n", map->pwg, map->ppd);
  }

 /*
  * Media types...
  */

  if (pc->num_types > 0)
  {
    cupsFilePrintf(fp, "NumTypes %d\n", pc->num_types);
    for (i = pc->num_types, map = pc->types; i > 0; i --, map ++)
      cupsFilePrintf(fp, "Type %s %s\n", map->pwg, map->ppd);
  }

 /*
  * Presets...
  */

  for (i = _PWG_PRINT_COLOR_MODE_MONOCHROME; i < _PWG_PRINT_COLOR_MODE_MAX; i ++)
    for (j = _PWG_PRINT_QUALITY_DRAFT; j < _PWG_PRINT_QUALITY_MAX; j ++)
      if (pc->num_presets[i][j])
      {
	cupsFilePrintf(fp, "Preset %d %d", i, j);
	for (k = pc->num_presets[i][j], option = pc->presets[i][j];
	     k > 0;
	     k --, option ++)
	  cupsFilePrintf(fp, " %s=%s", option->name, option->value);
	cupsFilePutChar(fp, '\n');
      }

 /*
  * Duplex/sides...
  */

  if (pc->sides_option)
    cupsFilePrintf(fp, "SidesOption %s\n", pc->sides_option);

  if (pc->sides_1sided)
    cupsFilePrintf(fp, "Sides1Sided %s\n", pc->sides_1sided);

  if (pc->sides_2sided_long)
    cupsFilePrintf(fp, "Sides2SidedLong %s\n", pc->sides_2sided_long);

  if (pc->sides_2sided_short)
    cupsFilePrintf(fp, "Sides2SidedShort %s\n", pc->sides_2sided_short);

 /*
  * Product, cupsFilter, cupsFilter2, and cupsPreFilter...
  */

  if (pc->product)
    cupsFilePutConf(fp, "Product", pc->product);

  for (value = (const char *)cupsArrayFirst(pc->filters);
       value;
       value = (const char *)cupsArrayNext(pc->filters))
    cupsFilePutConf(fp, "Filter", value);

  for (value = (const char *)cupsArrayFirst(pc->prefilters);
       value;
       value = (const char *)cupsArrayNext(pc->prefilters))
    cupsFilePutConf(fp, "PreFilter", value);

  cupsFilePrintf(fp, "SingleFile %s\n", pc->single_file ? "true" : "false");

 /*
  * Finishing options...
  */

  for (f = (_pwg_finishings_t *)cupsArrayFirst(pc->finishings);
       f;
       f = (_pwg_finishings_t *)cupsArrayNext(pc->finishings))
  {
    cupsFilePrintf(fp, "Finishings %d", f->value);
    for (i = f->num_options, option = f->options; i > 0; i --, option ++)
      cupsFilePrintf(fp, " %s=%s", option->name, option->value);
    cupsFilePutChar(fp, '\n');
  }

 /*
  * Max copies...
  */

  cupsFilePrintf(fp, "MaxCopies %d\n", pc->max_copies);

 /*
  * Accounting/quota/PIN/managed printing values...
  */

  if (pc->charge_info_uri)
    cupsFilePutConf(fp, "ChargeInfoURI", pc->charge_info_uri);

  cupsFilePrintf(fp, "AccountId %s\n", pc->account_id ? "true" : "false");
  cupsFilePrintf(fp, "AccountingUserId %s\n",
                 pc->accounting_user_id ? "true" : "false");

  if (pc->password)
    cupsFilePutConf(fp, "Password", pc->password);

  for (value = (char *)cupsArrayFirst(pc->mandatory);
       value;
       value = (char *)cupsArrayNext(pc->mandatory))
    cupsFilePutConf(fp, "Mandatory", value);

 /*
  * Support files...
  */

  for (value = (char *)cupsArrayFirst(pc->support_files);
       value;
       value = (char *)cupsArrayNext(pc->support_files))
    cupsFilePutConf(fp, "SupportFile", value);

 /*
  * IPP attributes, if any...
  */

  if (attrs)
  {
    cupsFilePrintf(fp, "IPP " CUPS_LLFMT "\n", CUPS_LLCAST ippLength(attrs));

    attrs->state = IPP_STATE_IDLE;
    ippWriteIO(fp, (ipp_iocb_t)cupsFileWrite, 1, NULL, attrs);
  }

 /*
  * Close and return...
  */

  if (cupsFileClose(fp))
  {
    unlink(newfile);
    return (0);
  }

  unlink(filename);
  return (!rename(newfile, filename));
}


/*
 * '_ppdCreateFromIPP()' - Create a PPD file describing the capabilities
 *                         of an IPP printer.
 */

char *					/* O - PPD filename or @code NULL@ on error */
_ppdCreateFromIPP(char   *buffer,	/* I - Filename buffer */
                  size_t bufsize,	/* I - Size of filename buffer */
		  ipp_t  *response)	/* I - Get-Printer-Attributes response */
{
  cups_file_t		*fp;		/* PPD file */
  cups_array_t		*sizes;		/* Media sizes we've added */
  ipp_attribute_t	*attr,		/* xxx-supported */
			*defattr,	/* xxx-default */
                        *quality,	/* print-quality-supported */
			*x_dim, *y_dim;	/* Media dimensions */
  ipp_t			*media_size;	/* Media size collection */
  char			make[256],	/* Make and model */
			*model,		/* Model name */
			ppdname[PPD_MAX_NAME];
		    			/* PPD keyword */
  int			i, j,		/* Looping vars */
			count,		/* Number of values */
			bottom,		/* Largest bottom margin */
			left,		/* Largest left margin */
			right,		/* Largest right margin */
			top,		/* Largest top margin */
			is_apple = 0,	/* Does the printer support Apple raster? */
			is_pdf = 0,	/* Does the printer support PDF? */
			is_pwg = 0;	/* Does the printer support PWG Raster? */
  pwg_media_t		*pwg;		/* PWG media size */
  int			xres, yres;	/* Resolution values */
  cups_lang_t		*lang = cupsLangDefault();
					/* Localization info */
  struct lconv		*loc = localeconv();
					/* Locale data */
  static const char * const finishings[][2] =
  {					/* Finishings strings */
    { "bale", _("Bale") },
    { "bind", _("Bind") },
    { "bind-bottom", _("Bind (Reverse Landscape)") },
    { "bind-left", _("Bind (Portrait)") },
    { "bind-right", _("Bind (Reverse Portrait)") },
    { "bind-top", _("Bind (Landscape)") },
    { "booklet-maker", _("Booklet Maker") },
    { "coat", _("Coat") },
    { "cover", _("Cover") },
    { "edge-stitch", _("Staple Edge") },
    { "edge-stitch-bottom", _("Staple Edge (Reverse Landscape)") },
    { "edge-stitch-left", _("Staple Edge (Portrait)") },
    { "edge-stitch-right", _("Staple Edge (Reverse Portrait)") },
    { "edge-stitch-top", _("Staple Edge (Landscape)") },
    { "fold", _("Fold") },
    { "fold-accordian", _("Accordian Fold") },
    { "fold-double-gate", _("Double Gate Fold") },
    { "fold-engineering-z", _("Engineering Z Fold") },
    { "fold-gate", _("Gate Fold") },
    { "fold-half", _("Half Fold") },
    { "fold-half-z", _("Half Z Fold") },
    { "fold-left-gate", _("Left Gate Fold") },
    { "fold-letter", _("Letter Fold") },
    { "fold-parallel", _("Parallel Fold") },
    { "fold-poster", _("Poster Fold") },
    { "fold-right-gate", _("Right Gate Fold") },
    { "fold-z", _("Z Fold") },
    { "jog-offset", _("Jog") },
    { "laminate", _("Laminate") },
    { "punch", _("Punch") },
    { "punch-bottom-left", _("Single Punch (Reverse Landscape)") },
    { "punch-bottom-right", _("Single Punch (Reverse Portrait)") },
    { "punch-double-bottom", _("2-Hole Punch (Reverse Portrait)") },
    { "punch-double-left", _("2-Hole Punch (Reverse Landscape)") },
    { "punch-double-right", _("2-Hole Punch (Landscape)") },
    { "punch-double-top", _("2-Hole Punch (Portrait)") },
    { "punch-quad-bottom", _("4-Hole Punch (Reverse Landscape)") },
    { "punch-quad-left", _("4-Hole Punch (Portrait)") },
    { "punch-quad-right", _("4-Hole Punch (Reverse Portrait)") },
    { "punch-quad-top", _("4-Hole Punch (Landscape)") },
    { "punch-top-left", _("Single Punch (Portrait)") },
    { "punch-top-right", _("Single Punch (Landscape)") },
    { "punch-triple-bottom", _("3-Hole Punch (Reverse Landscape)") },
    { "punch-triple-left", _("3-Hole Punch (Portrait)") },
    { "punch-triple-right", _("3-Hole Punch (Reverse Portrait)") },
    { "punch-triple-top", _("3-Hole Punch (Landscape)") },
    { "punch-multiple-bottom", _("Multi-Hole Punch (Reverse Landscape)") },
    { "punch-multiple-left", _("Multi-Hole Punch (Portrait)") },
    { "punch-multiple-right", _("Multi-Hole Punch (Reverse Portrait)") },
    { "punch-multiple-top", _("Multi-Hole Punch (Landscape)") },
    { "saddle-stitch", _("Saddle Stitch") },
    { "staple", _("Staple") },
    { "staple-bottom-left", _("Single Staple (Reverse Landscape)") },
    { "staple-bottom-right", _("Single Staple (Reverse Portrait)") },
    { "staple-dual-bottom", _("Double Staple (Reverse Landscape)") },
    { "staple-dual-left", _("Double Staple (Portrait)") },
    { "staple-dual-right", _("Double Staple (Reverse Portrait)") },
    { "staple-dual-top", _("Double Staple (Landscape)") },
    { "staple-top-left", _("Single Staple (Portrait)") },
    { "staple-top-right", _("Single Staple (Landscape)") },
    { "staple-triple-bottom", _("Triple Staple (Reverse Landscape)") },
    { "staple-triple-left", _("Triple Staple (Portrait)") },
    { "staple-triple-right", _("Triple Staple (Reverse Portrait)") },
    { "staple-triple-top", _("Triple Staple (Landscape)") },
    { "trim", _("Cut Media") }
  };


 /*
  * Range check input...
  */

  if (buffer)
    *buffer = '\0';

  if (!buffer || bufsize < 1)
  {
    _cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(EINVAL), 0);
    return (NULL);
  }

  if (!response)
  {
    _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("No IPP attributes."), 1);
    return (NULL);
  }

 /*
  * Open a temporary file for the PPD...
  */

  if ((fp = cupsTempFile2(buffer, (int)bufsize)) == NULL)
  {
    _cupsSetError(IPP_STATUS_ERROR_INTERNAL, strerror(errno), 0);
    return (NULL);
  }

 /*
  * Standard stuff for PPD file...
  */

  cupsFilePuts(fp, "*PPD-Adobe: \"4.3\"\n");
  cupsFilePuts(fp, "*FormatVersion: \"4.3\"\n");
  cupsFilePrintf(fp, "*FileVersion: \"%d.%d\"\n", CUPS_VERSION_MAJOR, CUPS_VERSION_MINOR);
  cupsFilePuts(fp, "*LanguageVersion: English\n");
  cupsFilePuts(fp, "*LanguageEncoding: ISOLatin1\n");
  cupsFilePuts(fp, "*PSVersion: \"(3010.000) 0\"\n");
  cupsFilePuts(fp, "*LanguageLevel: \"3\"\n");
  cupsFilePuts(fp, "*FileSystem: False\n");
  cupsFilePuts(fp, "*PCFileName: \"ippeve.ppd\"\n");

  if ((attr = ippFindAttribute(response, "printer-make-and-model", IPP_TAG_TEXT)) != NULL)
    strlcpy(make, ippGetString(attr, 0, NULL), sizeof(make));
  else
    strlcpy(make, "Unknown Printer", sizeof(make));

  if (!_cups_strncasecmp(make, "Hewlett Packard ", 16) ||
      !_cups_strncasecmp(make, "Hewlett-Packard ", 16))
  {
    model = make + 16;
    strlcpy(make, "HP", sizeof(make));
  }
  else if ((model = strchr(make, ' ')) != NULL)
    *model++ = '\0';
  else
    model = make;

  cupsFilePrintf(fp, "*Manufacturer: \"%s\"\n", make);
  cupsFilePrintf(fp, "*ModelName: \"%s\"\n", model);
  cupsFilePrintf(fp, "*Product: \"(%s)\"\n", model);
  cupsFilePrintf(fp, "*NickName: \"%s\"\n", model);
  cupsFilePrintf(fp, "*ShortNickName: \"%s\"\n", model);

  if ((attr = ippFindAttribute(response, "color-supported", IPP_TAG_BOOLEAN)) != NULL && ippGetBoolean(attr, 0))
    cupsFilePuts(fp, "*ColorDevice: True\n");
  else
    cupsFilePuts(fp, "*ColorDevice: False\n");

  cupsFilePrintf(fp, "*cupsVersion: %d.%d\n", CUPS_VERSION_MAJOR, CUPS_VERSION_MINOR);
  cupsFilePuts(fp, "*cupsSNMPSupplies: False\n");
  cupsFilePuts(fp, "*cupsLanguages: \"en\"\n");

 /*
  * Filters...
  */

  if ((attr = ippFindAttribute(response, "document-format-supported", IPP_TAG_MIMETYPE)) != NULL)
  {
    is_apple = ippContainsString(attr, "image/urf");
    is_pdf   = ippContainsString(attr, "application/pdf");
    is_pwg   = ippContainsString(attr, "image/pwg-raster");

    for (i = 0, count = ippGetCount(attr); i < count; i ++)
    {
      const char *format = ippGetString(attr, i, NULL);
					/* PDL */

     /*
      * Write cupsFilter2 lines for supported formats...
      */

      if (!_cups_strcasecmp(format, "application/pdf"))
        cupsFilePuts(fp, "*cupsFilter2: \"application/vnd.cups-pdf application/pdf 10 -\"\n");
      else if (!_cups_strcasecmp(format, "image/jpeg") || !_cups_strcasecmp(format, "image/png"))
        cupsFilePrintf(fp, "*cupsFilter2: \"%s %s 0 -\"\n", format, format);
      else if (!_cups_strcasecmp(format, "image/pwg-raster") || !_cups_strcasecmp(format, "image/urf"))
        cupsFilePrintf(fp, "*cupsFilter2: \"%s %s 100 -\"\n", format, format);
    }
  }

  if (!is_apple && !is_pdf && !is_pwg)
    goto bad_ppd;

 /*
  * PageSize/PageRegion/ImageableArea/PaperDimension
  */

  if ((attr = ippFindAttribute(response, "media-bottom-margin-supported", IPP_TAG_INTEGER)) != NULL)
  {
    for (i = 1, bottom = ippGetInteger(attr, 0), count = ippGetCount(attr); i < count; i ++)
      if (ippGetInteger(attr, i) > bottom)
        bottom = ippGetInteger(attr, i);
  }
  else
    bottom = 1270;

  if ((attr = ippFindAttribute(response, "media-left-margin-supported", IPP_TAG_INTEGER)) != NULL)
  {
    for (i = 1, left = ippGetInteger(attr, 0), count = ippGetCount(attr); i < count; i ++)
      if (ippGetInteger(attr, i) > left)
        left = ippGetInteger(attr, i);
  }
  else
    left = 635;

  if ((attr = ippFindAttribute(response, "media-right-margin-supported", IPP_TAG_INTEGER)) != NULL)
  {
    for (i = 1, right = ippGetInteger(attr, 0), count = ippGetCount(attr); i < count; i ++)
      if (ippGetInteger(attr, i) > right)
        right = ippGetInteger(attr, i);
  }
  else
    right = 635;

  if ((attr = ippFindAttribute(response, "media-top-margin-supported", IPP_TAG_INTEGER)) != NULL)
  {
    for (i = 1, top = ippGetInteger(attr, 0), count = ippGetCount(attr); i < count; i ++)
      if (ippGetInteger(attr, i) > top)
        top = ippGetInteger(attr, i);
  }
  else
    top = 1270;

  if ((defattr = ippFindAttribute(response, "media-col-default", IPP_TAG_BEGIN_COLLECTION)) != NULL)
  {
    if ((attr = ippFindAttribute(ippGetCollection(defattr, 0), "media-size", IPP_TAG_BEGIN_COLLECTION)) != NULL)
    {
      media_size = ippGetCollection(attr, 0);
      x_dim      = ippFindAttribute(media_size, "x-dimension", IPP_TAG_INTEGER);
      y_dim      = ippFindAttribute(media_size, "y-dimension", IPP_TAG_INTEGER);

      if (x_dim && y_dim && (pwg = pwgMediaForSize(ippGetInteger(x_dim, 0), ippGetInteger(y_dim, 0))) != NULL)
	strlcpy(ppdname, pwg->ppd, sizeof(ppdname));
      else
	strlcpy(ppdname, "Unknown", sizeof(ppdname));
    }
    else
      strlcpy(ppdname, "Unknown", sizeof(ppdname));
  }
  else if ((pwg = pwgMediaForPWG(ippGetString(ippFindAttribute(response, "media-default", IPP_TAG_ZERO), 0, NULL))) != NULL)
    strlcpy(ppdname, pwg->ppd, sizeof(ppdname));
  else
    strlcpy(ppdname, "Unknown", sizeof(ppdname));

  if ((attr = ippFindAttribute(response, "media-size-supported", IPP_TAG_BEGIN_COLLECTION)) == NULL)
    attr = ippFindAttribute(response, "media-supported", IPP_TAG_ZERO);
  if (attr)
  {
    cupsFilePrintf(fp, "*OpenUI *PageSize: PickOne\n"
		       "*OrderDependency: 10 AnySetup *PageSize\n"
                       "*DefaultPageSize: %s\n", ppdname);

    sizes = cupsArrayNew3((cups_array_func_t)strcmp, NULL, NULL, 0, (cups_acopy_func_t)strdup, (cups_afree_func_t)free);

    for (i = 0, count = ippGetCount(attr); i < count; i ++)
    {
      if (ippGetValueTag(attr) == IPP_TAG_BEGIN_COLLECTION)
      {
	media_size = ippGetCollection(attr, i);
	x_dim      = ippFindAttribute(media_size, "x-dimension", IPP_TAG_INTEGER);
	y_dim      = ippFindAttribute(media_size, "y-dimension", IPP_TAG_INTEGER);

	pwg = pwgMediaForSize(ippGetInteger(x_dim, 0), ippGetInteger(y_dim, 0));
      }
      else
        pwg = pwgMediaForPWG(ippGetString(attr, i, NULL));

      if (pwg)
      {
        char	twidth[256],		/* Width string */
		tlength[256];		/* Length string */

        if (cupsArrayFind(sizes, (void *)pwg->ppd))
        {
          cupsFilePrintf(fp, "*%% warning: Duplicate size '%s' reported by printer.\n", pwg->ppd);
          continue;
        }

        cupsArrayAdd(sizes, (void *)pwg->ppd);

        _cupsStrFormatd(twidth, twidth + sizeof(twidth), pwg->width * 72.0 / 2540.0, loc);
        _cupsStrFormatd(tlength, tlength + sizeof(tlength), pwg->length * 72.0 / 2540.0, loc);

        cupsFilePrintf(fp, "*PageSize %s: \"<</PageSize[%s %s]>>setpagedevice\"\n", pwg->ppd, twidth, tlength);
      }
    }
    cupsFilePuts(fp, "*CloseUI: *PageSize\n");

    cupsArrayDelete(sizes);
    sizes = cupsArrayNew3((cups_array_func_t)strcmp, NULL, NULL, 0, (cups_acopy_func_t)strdup, (cups_afree_func_t)free);

    cupsFilePrintf(fp, "*OpenUI *PageRegion: PickOne\n"
                       "*OrderDependency: 10 AnySetup *PageRegion\n"
                       "*DefaultPageRegion: %s\n", ppdname);
    for (i = 0, count = ippGetCount(attr); i < count; i ++)
    {
      if (ippGetValueTag(attr) == IPP_TAG_BEGIN_COLLECTION)
      {
	media_size = ippGetCollection(attr, i);
	x_dim      = ippFindAttribute(media_size, "x-dimension", IPP_TAG_INTEGER);
	y_dim      = ippFindAttribute(media_size, "y-dimension", IPP_TAG_INTEGER);

	pwg = pwgMediaForSize(ippGetInteger(x_dim, 0), ippGetInteger(y_dim, 0));
      }
      else
        pwg = pwgMediaForPWG(ippGetString(attr, i, NULL));

      if (pwg)
      {
        char	twidth[256],		/* Width string */
		tlength[256];		/* Length string */

        if (cupsArrayFind(sizes, (void *)pwg->ppd))
          continue;

        cupsArrayAdd(sizes, (void *)pwg->ppd);

        _cupsStrFormatd(twidth, twidth + sizeof(twidth), pwg->width * 72.0 / 2540.0, loc);
        _cupsStrFormatd(tlength, tlength + sizeof(tlength), pwg->length * 72.0 / 2540.0, loc);

        cupsFilePrintf(fp, "*PageRegion %s: \"<</PageSize[%s %s]>>setpagedevice\"\n", pwg->ppd, twidth, tlength);
      }
    }
    cupsFilePuts(fp, "*CloseUI: *PageRegion\n");

    cupsArrayDelete(sizes);
    sizes = cupsArrayNew3((cups_array_func_t)strcmp, NULL, NULL, 0, (cups_acopy_func_t)strdup, (cups_afree_func_t)free);

    cupsFilePrintf(fp, "*DefaultImageableArea: %s\n"
		       "*DefaultPaperDimension: %s\n", ppdname, ppdname);
    for (i = 0, count = ippGetCount(attr); i < count; i ++)
    {
      if (ippGetValueTag(attr) == IPP_TAG_BEGIN_COLLECTION)
      {
	media_size = ippGetCollection(attr, i);
	x_dim      = ippFindAttribute(media_size, "x-dimension", IPP_TAG_INTEGER);
	y_dim      = ippFindAttribute(media_size, "y-dimension", IPP_TAG_INTEGER);

	pwg = pwgMediaForSize(ippGetInteger(x_dim, 0), ippGetInteger(y_dim, 0));
      }
      else
        pwg = pwgMediaForPWG(ippGetString(attr, i, NULL));

      if (pwg)
      {
        char	tleft[256],		/* Left string */
		tbottom[256],		/* Bottom string */
		tright[256],		/* Right string */
		ttop[256],		/* Top string */
		twidth[256],		/* Width string */
		tlength[256];		/* Length string */

        if (cupsArrayFind(sizes, (void *)pwg->ppd))
          continue;

        cupsArrayAdd(sizes, (void *)pwg->ppd);

        _cupsStrFormatd(tleft, tleft + sizeof(tleft), left * 72.0 / 2540.0, loc);
        _cupsStrFormatd(tbottom, tbottom + sizeof(tbottom), bottom * 72.0 / 2540.0, loc);
        _cupsStrFormatd(tright, tright + sizeof(tright), (pwg->width - right) * 72.0 / 2540.0, loc);
        _cupsStrFormatd(ttop, ttop + sizeof(ttop), (pwg->length - top) * 72.0 / 2540.0, loc);
        _cupsStrFormatd(twidth, twidth + sizeof(twidth), pwg->width * 72.0 / 2540.0, loc);
        _cupsStrFormatd(tlength, tlength + sizeof(tlength), pwg->length * 72.0 / 2540.0, loc);

        cupsFilePrintf(fp, "*ImageableArea %s: \"%s %s %s %s\"\n", pwg->ppd, tleft, tbottom, tright, ttop);
        cupsFilePrintf(fp, "*PaperDimension %s: \"%s %s\"\n", pwg->ppd, twidth, tlength);
      }
    }

    cupsArrayDelete(sizes);
  }
  else
    goto bad_ppd;

 /*
  * InputSlot...
  */

  if ((attr = ippFindAttribute(ippGetCollection(defattr, 0), "media-source", IPP_TAG_ZERO)) != NULL)
    pwg_ppdize_name(ippGetString(attr, 0, NULL), ppdname, sizeof(ppdname));
  else
    strlcpy(ppdname, "Unknown", sizeof(ppdname));

  if ((attr = ippFindAttribute(response, "media-source-supported", IPP_TAG_ZERO)) != NULL && (count = ippGetCount(attr)) > 1)
  {
    static const char * const sources[][2] =
    {					/* "media-source" strings */
      { "Auto", _("Automatic") },
      { "Main", _("Main") },
      { "Alternate", _("Alternate") },
      { "LargeCapacity", _("Large Capacity") },
      { "Manual", _("Manual") },
      { "Envelope", _("Envelope") },
      { "Disc", _("Disc") },
      { "Photo", _("Photo") },
      { "Hagaki", _("Hagaki") },
      { "MainRoll", _("Main Roll") },
      { "AlternateRoll", _("Alternate Roll") },
      { "Top", _("Top") },
      { "Middle", _("Middle") },
      { "Bottom", _("Bottom") },
      { "Side", _("Side") },
      { "Left", _("Left") },
      { "Right", _("Right") },
      { "Center", _("Center") },
      { "Rear", _("Rear") },
      { "ByPassTray", _("Multipurpose") },
      { "Tray1", _("Tray 1") },
      { "Tray2", _("Tray 2") },
      { "Tray3", _("Tray 3") },
      { "Tray4", _("Tray 4") },
      { "Tray5", _("Tray 5") },
      { "Tray6", _("Tray 6") },
      { "Tray7", _("Tray 7") },
      { "Tray8", _("Tray 8") },
      { "Tray9", _("Tray 9") },
      { "Tray10", _("Tray 10") },
      { "Tray11", _("Tray 11") },
      { "Tray12", _("Tray 12") },
      { "Tray13", _("Tray 13") },
      { "Tray14", _("Tray 14") },
      { "Tray15", _("Tray 15") },
      { "Tray16", _("Tray 16") },
      { "Tray17", _("Tray 17") },
      { "Tray18", _("Tray 18") },
      { "Tray19", _("Tray 19") },
      { "Tray20", _("Tray 20") },
      { "Roll1", _("Roll 1") },
      { "Roll2", _("Roll 2") },
      { "Roll3", _("Roll 3") },
      { "Roll4", _("Roll 4") },
      { "Roll5", _("Roll 5") },
      { "Roll6", _("Roll 6") },
      { "Roll7", _("Roll 7") },
      { "Roll8", _("Roll 8") },
      { "Roll9", _("Roll 9") },
      { "Roll10", _("Roll 10") }
    };

    cupsFilePrintf(fp, "*OpenUI *InputSlot: PickOne\n"
                       "*OrderDependency: 10 AnySetup *InputSlot\n"
                       "*DefaultInputSlot: %s\n", ppdname);
    for (i = 0, count = ippGetCount(attr); i < count; i ++)
    {
      pwg_ppdize_name(ippGetString(attr, i, NULL), ppdname, sizeof(ppdname));

      for (j = 0; j < (int)(sizeof(sources) / sizeof(sources[0])); j ++)
        if (!strcmp(sources[j][0], ppdname))
	{
	  cupsFilePrintf(fp, "*InputSlot %s/%s: \"<</MediaPosition %d>>setpagedevice\"\n", ppdname, _cupsLangString(lang, sources[j][1]), j);
	  break;
	}
    }
    cupsFilePuts(fp, "*CloseUI: *InputSlot\n");
  }

 /*
  * MediaType...
  */

  if ((attr = ippFindAttribute(ippGetCollection(defattr, 0), "media-type", IPP_TAG_ZERO)) != NULL)
    pwg_ppdize_name(ippGetString(attr, 0, NULL), ppdname, sizeof(ppdname));
  else
    strlcpy(ppdname, "Unknown", sizeof(ppdname));

  if ((attr = ippFindAttribute(response, "media-type-supported", IPP_TAG_ZERO)) != NULL && (count = ippGetCount(attr)) > 1)
  {
    static const char * const media_types[][2] =
    {					/* "media-type" strings */
      { "aluminum", _("Aluminum") },
      { "auto", _("Automatic") },
      { "back-print-film", _("Back Print Film") },
      { "cardboard", _("Cardboard") },
      { "cardstock", _("Cardstock") },
      { "cd", _("CD") },
      { "com.hp.advanced-photo", _("Advanced Photo Paper") }, /* HP */
      { "com.hp.brochure-glossy", _("Glossy Brochure Paper") }, /* HP */
      { "com.hp.brochure-matte", _("Matte Brochure Paper") }, /* HP */
      { "com.hp.cover-matte", _("Matte Cover Paper") }, /* HP */
      { "com.hp.ecosmart-lite", _("Office Recycled Paper") }, /* HP */
      { "com.hp.everyday-glossy", _("Everyday Glossy Photo Paper") }, /* HP */
      { "com.hp.everyday-matte", _("Everyday Matte Paper") }, /* HP */
      { "com.hp.extra-heavy", _("Extra Heavyweight Paper") }, /* HP */
      { "com.hp.intermediate", _("Multipurpose Paper") }, /* HP */
      { "com.hp.mid-weight", _("Mid-Weight Paper") }, /* HP */
      { "com.hp.premium-inkjet", _("Premium Inkjet Paper") }, /* HP */
      { "com.hp.premium-photo", _("Premium Photo Glossy Paper") }, /* HP */
      { "com.hp.premium-presentation-matte", _("Premium Presentation Matte Paper") }, /* HP */
      { "continuous", _("Continuous") },
      { "continuous-long", _("Continuous Long") },
      { "continuous-short", _("Continuous Short") },
      { "disc", _("Optical Disc") },
      { "disc-glossy", _("Glossy Optical Disc") },
      { "disc-high-gloss", _("High Gloss Optical Disc") },
      { "disc-matte", _("Matte Optical Disc") },
      { "disc-satin", _("Satin Optical Disc") },
      { "disc-semi-gloss", _("Semi-Gloss Optical Disc") },
      { "double-wall", _("Double Wall Cardboard") },
      { "dry-film", _("Dry Film") },
      { "dvd", _("DVD") },
      { "embossing-foil", _("Embossing Foil") },
      { "end-board", _("End Board") },
      { "envelope", _("Envelope") },
      { "envelope-archival", _("Archival Envelope") },
      { "envelope-bond", _("Bond Envelope") },
      { "envelope-coated", _("Coated Envelope") },
      { "envelope-cotton", _("Cotton Envelope") },
      { "envelope-fine", _("Fine Envelope") },
      { "envelope-heavyweight", _("Heavyweight Envelope") },
      { "envelope-inkjet", _("Inkjet Envelope") },
      { "envelope-lightweight", _("Lightweight Envelope") },
      { "envelope-plain", _("Plain Envelope") },
      { "envelope-preprinted", _("Preprinted Envelope") },
      { "envelope-window", _("Windowed Envelope") },
      { "fabric", _("Fabric") },
      { "fabric-archival", _("Archival Fabric") },
      { "fabric-glossy", _("Glossy Fabric") },
      { "fabric-high-gloss", _("High Gloss Fabric") },
      { "fabric-matte", _("Matte Fabric") },
      { "fabric-semi-gloss", _("Semi-Gloss Fabric") },
      { "fabric-waterproof", _("Waterproof Fabric") },
      { "film", _("Film") },
      { "flexo-base", _("Flexo Base") },
      { "flexo-photo-polymer", _("Flexo Photo Polymer") },
      { "flute", _("Flute") },
      { "foil", _("Foil") },
      { "full-cut-tabs", _("Full Cut Tabs") },
      { "glass", _("Glass") },
      { "glass-colored", _("Glass Colored") },
      { "glass-opaque", _("Glass Opaque") },
      { "glass-surfaced", _("Glass Surfaced") },
      { "glass-textured", _("Glass Textured") },
      { "gravure-cylinder", _("Gravure Cylinder") },
      { "image-setter-paper", _("Image Setter Paper") },
      { "imaging-cylinder", _("Imaging Cylinder") },
      { "jp.co.canon_photo-paper-plus-glossy-ii", _("Photo Paper Plus Glossy II") }, /* Canon */
      { "jp.co.canon_photo-paper-pro-platinum", _("Photo Paper Pro Platinum") }, /* Canon */
      { "jp.co.canon-photo-paper-plus-glossy-ii", _("Photo Paper Plus Glossy II") }, /* Canon */
      { "jp.co.canon-photo-paper-pro-platinum", _("Photo Paper Pro Platinum") }, /* Canon */
      { "labels", _("Labels") },
      { "labels-colored", _("Colored Labels") },
      { "labels-glossy", _("Glossy Labels") },
      { "labels-high-gloss", _("High Gloss Labels") },
      { "labels-inkjet", _("Inkjet Labels") },
      { "labels-matte", _("Matte Labels") },
      { "labels-permanent", _("Permanent Labels") },
      { "labels-satin", _("Satin Labels") },
      { "labels-security", _("Security Labels") },
      { "labels-semi-gloss", _("Semi-Gloss Labels") },
      { "laminating-foil", _("Laminating Foil") },
      { "letterhead", _("Letterhead") },
      { "metal", _("Metal") },
      { "metal-glossy", _("Metal Glossy") },
      { "metal-high-gloss", _("Metal High Gloss") },
      { "metal-matte", _("Metal Matte") },
      { "metal-satin", _("Metal Satin") },
      { "metal-semi-gloss", _("Metal Semi Gloss") },
      { "mounting-tape", _("Mounting Tape") },
      { "multi-layer", _("Multi Layer") },
      { "multi-part-form", _("Multi Part Form") },
      { "other", _("Other") },
      { "paper", _("Paper") },
      { "photo", _("Photo Paper") }, /* HP mis-spelling */
      { "photographic", _("Photo Paper") },
      { "photographic-archival", _("Archival Photo Paper") },
      { "photographic-film", _("Photo Film") },
      { "photographic-glossy", _("Glossy Photo Paper") },
      { "photographic-high-gloss", _("High Gloss Photo Paper") },
      { "photographic-matte", _("Matte Photo Paper") },
      { "photographic-satin", _("Satin Photo Paper") },
      { "photographic-semi-gloss", _("Semi-Gloss Photo Paper") },
      { "plastic", _("Plastic") },
      { "plastic-archival", _("Plastic Archival") },
      { "plastic-colored", _("Plastic Colored") },
      { "plastic-glossy", _("Plastic Glossy") },
      { "plastic-high-gloss", _("Plastic High Gloss") },
      { "plastic-matte", _("Plastic Matte") },
      { "plastic-satin", _("Plastic Satin") },
      { "plastic-semi-gloss", _("Plastic Semi Gloss") },
      { "plate", _("Plate") },
      { "polyester", _("Polyester") },
      { "pre-cut-tabs", _("Pre Cut Tabs") },
      { "roll", _("Roll") },
      { "screen", _("Screen") },
      { "screen-paged", _("Screen Paged") },
      { "self-adhesive", _("Self Adhesive") },
      { "self-adhesive-film", _("Self Adhesive Film") },
      { "shrink-foil", _("Shrink Foil") },
      { "single-face", _("Single Face") },
      { "single-wall", _("Single Wall Cardboard") },
      { "sleeve", _("Sleeve") },
      { "stationery", _("Plain Paper") },
      { "stationery-archival", _("Archival Paper") },
      { "stationery-coated", _("Coated Paper") },
      { "stationery-cotton", _("Cotton Paper") },
      { "stationery-fine", _("Vellum Paper") },
      { "stationery-heavyweight", _("Heavyweight Paper") },
      { "stationery-heavyweight-coated", _("Heavyweight Coated Paper") },
      { "stationery-inkjet", _("Inkjet Paper") },
      { "stationery-letterhead", _("Letterhead") },
      { "stationery-lightweight", _("Lightweight Paper") },
      { "stationery-preprinted", _("Preprinted Paper") },
      { "stationery-prepunched", _("Punched Paper") },
      { "tab-stock", _("Tab Stock") },
      { "tractor", _("Tractor") },
      { "transfer", _("Transfer") },
      { "transparency", _("Transparency") },
      { "triple-wall", _("Triple Wall Cardboard") },
      { "wet-film", _("Wet Film") }
    };

    cupsFilePrintf(fp, "*OpenUI *MediaType: PickOne\n"
                       "*OrderDependency: 10 AnySetup *MediaType\n"
                       "*DefaultMediaType: %s\n", ppdname);
    for (i = 0; i < count; i ++)
    {
      const char *keyword = ippGetString(attr, i, NULL);

      pwg_ppdize_name(keyword, ppdname, sizeof(ppdname));

      for (j = 0; j < (int)(sizeof(media_types) / sizeof(media_types[0])); j ++)
        if (!strcmp(keyword, media_types[j][0]))
          break;

      if (j < (int)(sizeof(media_types) / sizeof(media_types[0])))
        cupsFilePrintf(fp, "*MediaType %s/%s: \"<</MediaType(%s)>>setpagedevice\"\n", ppdname, _cupsLangString(lang, media_types[j][1]), ppdname);
      else
        cupsFilePrintf(fp, "*MediaType %s/%s: \"<</MediaType(%s)>>setpagedevice\"\n", ppdname, keyword, ppdname);
    }
    cupsFilePuts(fp, "*CloseUI: *MediaType\n");
  }

 /*
  * ColorModel...
  */

  if ((attr = ippFindAttribute(response, "pwg-raster-document-type-supported", IPP_TAG_KEYWORD)) == NULL)
    if ((attr = ippFindAttribute(response, "urf-supported", IPP_TAG_KEYWORD)) == NULL)
      if ((attr = ippFindAttribute(response, "print-color-mode-supported", IPP_TAG_KEYWORD)) == NULL)
        attr = ippFindAttribute(response, "output-mode-supported", IPP_TAG_KEYWORD);

  if (attr)
  {
    const char *default_color = NULL;	/* Default */

    for (i = 0, count = ippGetCount(attr); i < count; i ++)
    {
      const char *keyword = ippGetString(attr, i, NULL);
					/* Keyword for color/bit depth */

      if (!strcmp(keyword, "black_1") || !strcmp(keyword, "bi-level") || !strcmp(keyword, "process-bi-level"))
      {
        if (!default_color)
	  cupsFilePrintf(fp, "*OpenUI *ColorModel/%s: PickOne\n"
			     "*OrderDependency: 10 AnySetup *ColorModel\n", _cupsLangString(lang, _("Color Mode")));

        cupsFilePrintf(fp, "*ColorModel FastGray/%s: \"<</cupsColorSpace 3/cupsBitsPerColor 1/cupsColorOrder 0/cupsCompression 0>>setpagedevice\"\n", _cupsLangString(lang, _("Fast Grayscale")));

        if (!default_color)
	  default_color = "FastGray";
      }
      else if (!strcmp(keyword, "sgray_8") || !strcmp(keyword, "W8") || !strcmp(keyword, "monochrome") || !strcmp(keyword, "process-monochrome"))
      {
        if (!default_color)
	  cupsFilePrintf(fp, "*OpenUI *ColorModel/%s: PickOne\n"
			     "*OrderDependency: 10 AnySetup *ColorModel\n", _cupsLangString(lang, _("Color Mode")));

        cupsFilePrintf(fp, "*ColorModel Gray/%s: \"<</cupsColorSpace 18/cupsBitsPerColor 8/cupsColorOrder 0/cupsCompression 0>>setpagedevice\"\n", _cupsLangString(lang, _("Grayscale")));

        if (!default_color || !strcmp(default_color, "FastGray"))
	  default_color = "Gray";
      }
      else if (!strcmp(keyword, "srgb_8") || !strcmp(keyword, "SRGB24") || !strcmp(keyword, "color"))
      {
        if (!default_color)
	  cupsFilePrintf(fp, "*OpenUI *ColorModel/%s: PickOne\n"
			     "*OrderDependency: 10 AnySetup *ColorModel\n", _cupsLangString(lang, _("Color Mode")));

        cupsFilePrintf(fp, "*ColorModel RGB/%s: \"<</cupsColorSpace 19/cupsBitsPerColor 8/cupsColorOrder 0/cupsCompression 0>>setpagedevice\"\n", _cupsLangString(lang, _("Color")));

	default_color = "RGB";
      }
      else if (!strcmp(keyword, "adobe-rgb_16") || !strcmp(keyword, "ADOBERGB48"))
      {
        if (!default_color)
	  cupsFilePrintf(fp, "*OpenUI *ColorModel/%s: PickOne\n"
			     "*OrderDependency: 10 AnySetup *ColorModel\n", _cupsLangString(lang, _("Color Mode")));

        cupsFilePrintf(fp, "*ColorModel AdobeRGB/%s: \"<</cupsColorSpace 20/cupsBitsPerColor 16/cupsColorOrder 0/cupsCompression 0>>setpagedevice\"\n", _cupsLangString(lang, _("Deep Color")));

        if (!default_color)
	  default_color = "AdobeRGB";
      }
    }

    if (default_color)
    {
      cupsFilePrintf(fp, "*DefaultColorModel: %s\n", default_color);
      cupsFilePuts(fp, "*CloseUI: *ColorModel\n");
    }
  }

 /*
  * Duplex...
  */

  if ((attr = ippFindAttribute(response, "sides-supported", IPP_TAG_KEYWORD)) != NULL && ippContainsString(attr, "two-sided-long-edge"))
  {
    cupsFilePrintf(fp, "*OpenUI *Duplex/%s: PickOne\n"
		       "*OrderDependency: 10 AnySetup *Duplex\n"
		       "*DefaultDuplex: None\n"
		       "*Duplex None/%s: \"<</Duplex false>>setpagedevice\"\n"
		       "*Duplex DuplexNoTumble/%s: \"<</Duplex true/Tumble false>>setpagedevice\"\n"
		       "*Duplex DuplexTumble/%s: \"<</Duplex true/Tumble true>>setpagedevice\"\n"
		       "*CloseUI: *Duplex\n", _cupsLangString(lang, _("2-Sided Printing")), _cupsLangString(lang, _("Off (1-Sided)")), _cupsLangString(lang, _("Long-Edge (Portrait)")), _cupsLangString(lang, _("Short-Edge (Landscape)")));

    if ((attr = ippFindAttribute(response, "pwg-raster-document-sheet-back", IPP_TAG_KEYWORD)) != NULL)
    {
      const char *keyword = ippGetString(attr, 0, NULL);
					/* Keyword value */

      if (!strcmp(keyword, "flipped"))
        cupsFilePuts(fp, "*cupsBackSide: Flipped\n");
      else if (!strcmp(keyword, "manual-tumble"))
        cupsFilePuts(fp, "*cupsBackSide: ManualTumble\n");
      else if (!strcmp(keyword, "normal"))
        cupsFilePuts(fp, "*cupsBackSide: Normal\n");
      else
        cupsFilePuts(fp, "*cupsBackSide: Rotated\n");
    }
    else if ((attr = ippFindAttribute(response, "urf-supported", IPP_TAG_KEYWORD)) != NULL)
    {
      for (i = 0, count = ippGetCount(attr); i < count; i ++)
      {
	const char *dm = ippGetString(attr, i, NULL);
					  /* DM value */

	if (!_cups_strcasecmp(dm, "DM1"))
	{
	  cupsFilePuts(fp, "*cupsBackSide: Normal\n");
	  break;
	}
	else if (!_cups_strcasecmp(dm, "DM2"))
	{
	  cupsFilePuts(fp, "*cupsBackSide: Flipped\n");
	  break;
	}
	else if (!_cups_strcasecmp(dm, "DM3"))
	{
	  cupsFilePuts(fp, "*cupsBackSide: Rotated\n");
	  break;
	}
	else if (!_cups_strcasecmp(dm, "DM4"))
	{
	  cupsFilePuts(fp, "*cupsBackSide: ManualTumble\n");
	  break;
	}
      }
    }
  }

 /*
  * Output bin...
  */

  if ((attr = ippFindAttribute(response, "output-bin-default", IPP_TAG_ZERO)) != NULL)
    pwg_ppdize_name(ippGetString(attr, 0, NULL), ppdname, sizeof(ppdname));
  else
    strlcpy(ppdname, "Unknown", sizeof(ppdname));

  if ((attr = ippFindAttribute(response, "output-bin-supported", IPP_TAG_ZERO)) != NULL && (count = ippGetCount(attr)) > 1)
  {
    static const char * const output_bins[][2] =
    {					/* "output-bin" strings */
      { "auto", _("Automatic") },
      { "bottom", _("Bottom Tray") },
      { "center", _("Center Tray") },
      { "face-down", _("Face Down") },
      { "face-up", _("Face Up") },
      { "large-capacity", _("Large Capacity Tray") },
      { "left", _("Left Tray") },
      { "mailbox-1", _("Mailbox 1") },
      { "mailbox-2", _("Mailbox 2") },
      { "mailbox-3", _("Mailbox 3") },
      { "mailbox-4", _("Mailbox 4") },
      { "mailbox-5", _("Mailbox 5") },
      { "mailbox-6", _("Mailbox 6") },
      { "mailbox-7", _("Mailbox 7") },
      { "mailbox-8", _("Mailbox 8") },
      { "mailbox-9", _("Mailbox 9") },
      { "mailbox-10", _("Mailbox 10") },
      { "middle", _("Middle") },
      { "my-mailbox", _("My Mailbox") },
      { "rear", _("Rear Tray") },
      { "right", _("Right Tray") },
      { "side", _("Side Tray") },
      { "stacker-1", _("Stacker 1") },
      { "stacker-2", _("Stacker 2") },
      { "stacker-3", _("Stacker 3") },
      { "stacker-4", _("Stacker 4") },
      { "stacker-5", _("Stacker 5") },
      { "stacker-6", _("Stacker 6") },
      { "stacker-7", _("Stacker 7") },
      { "stacker-8", _("Stacker 8") },
      { "stacker-9", _("Stacker 9") },
      { "stacker-10", _("Stacker 10") },
      { "top", _("Top Tray") },
      { "tray-1", _("Tray 1") },
      { "tray-2", _("Tray 2") },
      { "tray-3", _("Tray 3") },
      { "tray-4", _("Tray 4") },
      { "tray-5", _("Tray 5") },
      { "tray-6", _("Tray 6") },
      { "tray-7", _("Tray 7") },
      { "tray-8", _("Tray 8") },
      { "tray-9", _("Tray 9") },
      { "tray-10", _("Tray 10") }
    };

    cupsFilePrintf(fp, "*OpenUI *OutputBin: PickOne\n"
                       "*OrderDependency: 10 AnySetup *OutputBin\n"
                       "*DefaultOutputBin: %s\n", ppdname);
    for (i = 0; i < (int)(sizeof(output_bins) / sizeof(output_bins[0])); i ++)
    {
      if (!ippContainsString(attr, output_bins[i][0]))
        continue;

      pwg_ppdize_name(output_bins[i][0], ppdname, sizeof(ppdname));

      cupsFilePrintf(fp, "*OutputBin %s/%s: \"\"\n", ppdname, _cupsLangString(lang, output_bins[i][1]));
    }
    cupsFilePuts(fp, "*CloseUI: *OutputBin\n");
  }

 /*
  * Finishing options...
  *
  * Eventually need to re-add support for finishings-col-database, however
  * it is difficult to map arbitrary finishing-template values to PPD options
  * and have the right constraints apply (e.g. stapling vs. folding vs.
  * punching, etc.)
  */

  if ((attr = ippFindAttribute(response, "finishings-supported", IPP_TAG_ENUM)) != NULL)
  {
    const char		*name;		/* String name */
    int			value;		/* Enum value */
    cups_array_t	*names;		/* Names we've added */

    count = ippGetCount(attr);
    names = cupsArrayNew3((cups_array_func_t)strcmp, NULL, NULL, 0, (cups_acopy_func_t)strdup, (cups_afree_func_t)free);

   /*
    * Staple/Bind/Stitch
    */

    for (i = 0; i < count; i ++)
    {
      value = ippGetInteger(attr, i);
      name  = ippEnumString("finishings", value);

      if (!strncmp(name, "staple-", 7) || !strncmp(name, "bind-", 5) || !strncmp(name, "edge-stitch-", 12) || !strcmp(name, "saddle-stitch"))
        break;
    }

    if (i < count)
    {
      cupsFilePrintf(fp, "*OpenUI *StapleLocation/%s: PickOne\n", _cupsLangString(lang, _("Staple")));
      cupsFilePuts(fp, "*OrderDependency: 10 AnySetup *StapleLocation\n");
      cupsFilePuts(fp, "*DefaultStapleLocation: None\n");
      cupsFilePrintf(fp, "*StapleLocation None/%s: \"\"\n", _cupsLangString(lang, _("None")));

      for (; i < count; i ++)
      {
        value = ippGetInteger(attr, i);
        name  = ippEnumString("finishings", value);

        if (strncmp(name, "staple-", 7) && strncmp(name, "bind-", 5) && strncmp(name, "edge-stitch-", 12) && strcmp(name, "saddle-stitch"))
          continue;

        if (cupsArrayFind(names, (char *)name))
          continue;			/* Already did this finishing template */

        cupsArrayAdd(names, (char *)name);

        for (j = 0; j < (int)(sizeof(finishings) / sizeof(finishings[0])); j ++)
        {
          if (!strcmp(finishings[j][0], name))
          {
            cupsFilePrintf(fp, "*StapleLocation %s/%s: \"\"\n", name, _cupsLangString(lang, finishings[j][1]));
            cupsFilePrintf(fp, "*cupsIPPFinishings %d/%s: \"*StapleLocation %s\"\n", value, name, name);
            break;
          }
        }
      }

      cupsFilePuts(fp, "*CloseUI: *StapleLocation\n");
    }

   /*
    * Fold
    */

    for (i = 0; i < count; i ++)
    {
      value = ippGetInteger(attr, i);
      name  = ippEnumString("finishings", value);

      if (!strncmp(name, "fold-", 5))
        break;
    }

    if (i < count)
    {
      cupsFilePrintf(fp, "*OpenUI *FoldType/%s: PickOne\n", _cupsLangString(lang, _("Fold")));
      cupsFilePuts(fp, "*OrderDependency: 10 AnySetup *FoldType\n");
      cupsFilePuts(fp, "*DefaultFoldType: None\n");
      cupsFilePrintf(fp, "*FoldType None/%s: \"\"\n", _cupsLangString(lang, _("None")));

      for (; i < count; i ++)
      {
        value = ippGetInteger(attr, i);
        name  = ippEnumString("finishings", value);

        if (strncmp(name, "fold-", 5))
          continue;

        if (cupsArrayFind(names, (char *)name))
          continue;			/* Already did this finishing template */

        cupsArrayAdd(names, (char *)name);

        for (j = 0; j < (int)(sizeof(finishings) / sizeof(finishings[0])); j ++)
        {
          if (!strcmp(finishings[j][0], name))
          {
            cupsFilePrintf(fp, "*FoldType %s/%s: \"\"\n", name, _cupsLangString(lang, finishings[j][1]));
            cupsFilePrintf(fp, "*cupsIPPFinishings %d/%s: \"*FoldType %s\"\n", value, name, name);
            break;
          }
        }
      }

      cupsFilePuts(fp, "*CloseUI: *FoldType\n");
    }

   /*
    * Punch
    */

    for (i = 0; i < count; i ++)
    {
      value = ippGetInteger(attr, i);
      name  = ippEnumString("finishings", value);

      if (!strncmp(name, "punch-", 6))
        break;
    }

    if (i < count)
    {
      cupsFilePrintf(fp, "*OpenUI *PunchMedia/%s: PickOne\n", _cupsLangString(lang, _("Punch")));
      cupsFilePuts(fp, "*OrderDependency: 10 AnySetup *PunchMedia\n");
      cupsFilePuts(fp, "*DefaultPunchMedia: None\n");
      cupsFilePrintf(fp, "*PunchMedia None/%s: \"\"\n", _cupsLangString(lang, _("None")));

      for (i = 0; i < count; i ++)
      {
        value = ippGetInteger(attr, i);
        name  = ippEnumString("finishings", value);

        if (strncmp(name, "punch-", 6))
          continue;

        if (cupsArrayFind(names, (char *)name))
          continue;			/* Already did this finishing template */

        cupsArrayAdd(names, (char *)name);

        for (j = 0; j < (int)(sizeof(finishings) / sizeof(finishings[0])); j ++)
        {
          if (!strcmp(finishings[j][0], name))
          {
            cupsFilePrintf(fp, "*PunchMedia %s/%s: \"\"\n", name, _cupsLangString(lang, finishings[j][1]));
            cupsFilePrintf(fp, "*cupsIPPFinishings %d/%s: \"*PunchMedia %s\"\n", value, name, name);
            break;
          }
        }
      }

      cupsFilePuts(fp, "*CloseUI: *PunchMedia\n");
    }

   /*
    * Booklet
    */

    if (ippContainsInteger(attr, IPP_FINISHINGS_BOOKLET_MAKER))
    {
      cupsFilePrintf(fp, "*OpenUI *Booklet/%s: Boolean\n", _cupsLangString(lang, _("Booklet")));
      cupsFilePuts(fp, "*OrderDependency: 10 AnySetup *Booklet\n");
      cupsFilePuts(fp, "*DefaultBooklet: False\n");
      cupsFilePuts(fp, "*Booklet False: \"\"\n");
      cupsFilePuts(fp, "*Booklet True: \"\"\n");
      cupsFilePrintf(fp, "*cupsIPPFinishings %d/booklet-maker: \"*Booklet True\"\n", IPP_FINISHINGS_BOOKLET_MAKER);
      cupsFilePuts(fp, "*CloseUI: *Booklet\n");
    }

    cupsArrayDelete(names);
  }

 /*
  * cupsPrintQuality and DefaultResolution...
  */

  quality = ippFindAttribute(response, "print-quality-supported", IPP_TAG_ENUM);

  if ((attr = ippFindAttribute(response, "pwg-raster-document-resolution-supported", IPP_TAG_RESOLUTION)) != NULL)
  {
    count = ippGetCount(attr);

    pwg_ppdize_resolution(attr, count / 2, &xres, &yres, ppdname, sizeof(ppdname));
    cupsFilePrintf(fp, "*DefaultResolution: %s\n", ppdname);

    cupsFilePrintf(fp, "*OpenUI *cupsPrintQuality/%s: PickOne\n"
		       "*OrderDependency: 10 AnySetup *cupsPrintQuality\n"
		       "*DefaultcupsPrintQuality: Normal\n", _cupsLangString(lang, _("Print Quality")));
    if (count > 2 || ippContainsInteger(quality, IPP_QUALITY_DRAFT))
    {
      pwg_ppdize_resolution(attr, 0, &xres, &yres, NULL, 0);
      cupsFilePrintf(fp, "*cupsPrintQuality Draft/%s: \"<</HWResolution[%d %d]>>setpagedevice\"\n", _cupsLangString(lang, _("Draft")), xres, yres);
    }
    pwg_ppdize_resolution(attr, count / 2, &xres, &yres, NULL, 0);
    cupsFilePrintf(fp, "*cupsPrintQuality Normal/%s: \"<</HWResolution[%d %d]>>setpagedevice\"\n", _cupsLangString(lang, _("Normal")), xres, yres);
    if (count > 1 || ippContainsInteger(quality, IPP_QUALITY_HIGH))
    {
      if (count > 1)
        pwg_ppdize_resolution(attr, count - 1, &xres, &yres, NULL, 0);
      else
        pwg_ppdize_resolution(attr, 0, &xres, &yres, NULL, 0);
      cupsFilePrintf(fp, "*cupsPrintQuality High/%s: \"<</HWResolution[%d %d]>>setpagedevice\"\n", _cupsLangString(lang, _("High")), xres, yres);
    }

    cupsFilePuts(fp, "*CloseUI: *cupsPrintQuality\n");
  }
  else if ((attr = ippFindAttribute(response, "urf-supported", IPP_TAG_KEYWORD)) != NULL)
  {
    int lowdpi = 0, hidpi = 0;		/* Lower and higher resolution */

    for (i = 0, count = ippGetCount(attr); i < count; i ++)
    {
      const char *rs = ippGetString(attr, i, NULL);
					/* RS value */

      if (_cups_strncasecmp(rs, "RS", 2))
        continue;

      lowdpi = atoi(rs + 2);
      if ((rs = strrchr(rs, '-')) != NULL)
        hidpi = atoi(rs + 1);
      else
        hidpi = lowdpi;
      break;
    }

    if (lowdpi == 0)
    {
     /*
      * Invalid "urf-supported" value...
      */

      goto bad_ppd;
    }
    else
    {
     /*
      * Generate print qualities based on low and high DPIs...
      */

      cupsFilePrintf(fp, "*DefaultResolution: %ddpi\n", lowdpi);

      cupsFilePrintf(fp, "*OpenUI *cupsPrintQuality/%s: PickOne\n"
			 "*OrderDependency: 10 AnySetup *cupsPrintQuality\n"
			 "*DefaultcupsPrintQuality: Normal\n", _cupsLangString(lang, _("Print Quality")));
      if ((lowdpi & 1) == 0)
	cupsFilePrintf(fp, "*cupsPrintQuality Draft/%s: \"<</HWResolution[%d %d]>>setpagedevice\"\n", _cupsLangString(lang, _("Draft")), lowdpi, lowdpi / 2);
      else if (ippContainsInteger(quality, IPP_QUALITY_DRAFT))
	cupsFilePrintf(fp, "*cupsPrintQuality Draft/%s: \"<</HWResolution[%d %d]>>setpagedevice\"\n", _cupsLangString(lang, _("Draft")), lowdpi, lowdpi);
      cupsFilePrintf(fp, "*cupsPrintQuality Normal/%s: \"<</HWResolution[%d %d]>>setpagedevice\"\n", _cupsLangString(lang, _("Normal")), lowdpi, lowdpi);
      if (hidpi > lowdpi || ippContainsInteger(quality, IPP_QUALITY_HIGH))
	cupsFilePrintf(fp, "*cupsPrintQuality High/%s: \"<</HWResolution[%d %d]>>setpagedevice\"\n", _cupsLangString(lang, _("High")), hidpi, hidpi);
      cupsFilePuts(fp, "*CloseUI: *cupsPrintQuality\n");
    }
  }
  else if (is_apple || is_pwg)
    goto bad_ppd;
  else
  {
    if ((attr = ippFindAttribute(response, "printer-resolution-default", IPP_TAG_RESOLUTION)) != NULL)
    {
      pwg_ppdize_resolution(attr, 0, &xres, &yres, ppdname, sizeof(ppdname));
    }
    else
    {
      xres = yres = 300;
      strlcpy(ppdname, "300dpi", sizeof(ppdname));
    }

    cupsFilePrintf(fp, "*DefaultResolution: %s\n", ppdname);

    cupsFilePrintf(fp, "*OpenUI *cupsPrintQuality/%s: PickOne\n"
                       "*OrderDependency: 10 AnySetup *cupsPrintQuality\n"
                       "*DefaultcupsPrintQuality: Normal\n", _cupsLangString(lang, _("Print Quality")));
    if (ippContainsInteger(quality, IPP_QUALITY_DRAFT))
      cupsFilePrintf(fp, "*cupsPrintQuality Draft/%s: \"<</HWResolution[%d %d]>>setpagedevice\"\n", _cupsLangString(lang, _("Draft")), xres, yres);
    cupsFilePrintf(fp, "*cupsPrintQuality Normal/%s: \"<</HWResolution[%d %d]>>setpagedevice\"\n", _cupsLangString(lang, _("Normal")), xres, yres);
    if (ippContainsInteger(quality, IPP_QUALITY_HIGH))
      cupsFilePrintf(fp, "*cupsPrintQuality High/%s: \"<</HWResolution[%d %d]>>setpagedevice\"\n", _cupsLangString(lang, _("High")), xres, yres);
    cupsFilePuts(fp, "*CloseUI: *cupsPrintQuality\n");
  }

 /*
  * Close up and return...
  */

  cupsFileClose(fp);

  return (buffer);

 /*
  * If we get here then there was a problem creating the PPD...
  */

  bad_ppd:

  cupsFileClose(fp);
  unlink(buffer);
  *buffer = '\0';

  _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Printer does not support required IPP attributes or document formats."), 1);

  return (NULL);
}


/*
 * '_pwgInputSlotForSource()' - Get the InputSlot name for the given PWG
 *                              media-source.
 */

const char *				/* O - InputSlot name */
_pwgInputSlotForSource(
    const char *media_source,		/* I - PWG media-source */
    char       *name,			/* I - Name buffer */
    size_t     namesize)		/* I - Size of name buffer */
{
 /*
  * Range check input...
  */

  if (!media_source || !name || namesize < PPD_MAX_NAME)
    return (NULL);

  if (_cups_strcasecmp(media_source, "main"))
    strlcpy(name, "Cassette", namesize);
  else if (_cups_strcasecmp(media_source, "alternate"))
    strlcpy(name, "Multipurpose", namesize);
  else if (_cups_strcasecmp(media_source, "large-capacity"))
    strlcpy(name, "LargeCapacity", namesize);
  else if (_cups_strcasecmp(media_source, "bottom"))
    strlcpy(name, "Lower", namesize);
  else if (_cups_strcasecmp(media_source, "middle"))
    strlcpy(name, "Middle", namesize);
  else if (_cups_strcasecmp(media_source, "top"))
    strlcpy(name, "Upper", namesize);
  else if (_cups_strcasecmp(media_source, "rear"))
    strlcpy(name, "Rear", namesize);
  else if (_cups_strcasecmp(media_source, "side"))
    strlcpy(name, "Side", namesize);
  else if (_cups_strcasecmp(media_source, "envelope"))
    strlcpy(name, "Envelope", namesize);
  else if (_cups_strcasecmp(media_source, "main-roll"))
    strlcpy(name, "Roll", namesize);
  else if (_cups_strcasecmp(media_source, "alternate-roll"))
    strlcpy(name, "Roll2", namesize);
  else
    pwg_ppdize_name(media_source, name, namesize);

  return (name);
}


/*
 * '_pwgMediaTypeForType()' - Get the MediaType name for the given PWG
 *                            media-type.
 */

const char *				/* O - MediaType name */
_pwgMediaTypeForType(
    const char *media_type,		/* I - PWG media-type */
    char       *name,			/* I - Name buffer */
    size_t     namesize)		/* I - Size of name buffer */
{
 /*
  * Range check input...
  */

  if (!media_type || !name || namesize < PPD_MAX_NAME)
    return (NULL);

  if (_cups_strcasecmp(media_type, "auto"))
    strlcpy(name, "Auto", namesize);
  else if (_cups_strcasecmp(media_type, "cardstock"))
    strlcpy(name, "Cardstock", namesize);
  else if (_cups_strcasecmp(media_type, "envelope"))
    strlcpy(name, "Envelope", namesize);
  else if (_cups_strcasecmp(media_type, "photographic-glossy"))
    strlcpy(name, "Glossy", namesize);
  else if (_cups_strcasecmp(media_type, "photographic-high-gloss"))
    strlcpy(name, "HighGloss", namesize);
  else if (_cups_strcasecmp(media_type, "photographic-matte"))
    strlcpy(name, "Matte", namesize);
  else if (_cups_strcasecmp(media_type, "stationery"))
    strlcpy(name, "Plain", namesize);
  else if (_cups_strcasecmp(media_type, "stationery-coated"))
    strlcpy(name, "Coated", namesize);
  else if (_cups_strcasecmp(media_type, "stationery-inkjet"))
    strlcpy(name, "Inkjet", namesize);
  else if (_cups_strcasecmp(media_type, "stationery-letterhead"))
    strlcpy(name, "Letterhead", namesize);
  else if (_cups_strcasecmp(media_type, "stationery-preprinted"))
    strlcpy(name, "Preprinted", namesize);
  else if (_cups_strcasecmp(media_type, "transparency"))
    strlcpy(name, "Transparency", namesize);
  else
    pwg_ppdize_name(media_type, name, namesize);

  return (name);
}


/*
 * '_pwgPageSizeForMedia()' - Get the PageSize name for the given media.
 */

const char *				/* O - PageSize name */
_pwgPageSizeForMedia(
    pwg_media_t *media,		/* I - Media */
    char         *name,			/* I - PageSize name buffer */
    size_t       namesize)		/* I - Size of name buffer */
{
  const char	*sizeptr,		/* Pointer to size in PWG name */
		*dimptr;		/* Pointer to dimensions in PWG name */


 /*
  * Range check input...
  */

  if (!media || !name || namesize < PPD_MAX_NAME)
    return (NULL);

 /*
  * Copy or generate a PageSize name...
  */

  if (media->ppd)
  {
   /*
    * Use a standard Adobe name...
    */

    strlcpy(name, media->ppd, namesize);
  }
  else if (!media->pwg || !strncmp(media->pwg, "custom_", 7) ||
           (sizeptr = strchr(media->pwg, '_')) == NULL ||
	   (dimptr = strchr(sizeptr + 1, '_')) == NULL ||
	   (size_t)(dimptr - sizeptr) > namesize)
  {
   /*
    * Use a name of the form "wNNNhNNN"...
    */

    snprintf(name, namesize, "w%dh%d", (int)PWG_TO_POINTS(media->width),
             (int)PWG_TO_POINTS(media->length));
  }
  else
  {
   /*
    * Copy the size name from class_sizename_dimensions...
    */

    memcpy(name, sizeptr + 1, (size_t)(dimptr - sizeptr - 1));
    name[dimptr - sizeptr - 1] = '\0';
  }

  return (name);
}


/*
 * 'pwg_add_finishing()' - Add a finishings value.
 */

static void
pwg_add_finishing(
    cups_array_t     *finishings,	/* I - Finishings array */
    ipp_finishings_t template,		/* I - Finishing template */
    const char       *name,		/* I - PPD option */
    const char       *value)		/* I - PPD choice */
{
  _pwg_finishings_t	*f;		/* New finishings value */


  if ((f = (_pwg_finishings_t *)calloc(1, sizeof(_pwg_finishings_t))) != NULL)
  {
    f->value       = template;
    f->num_options = cupsAddOption(name, value, 0, &f->options);

    cupsArrayAdd(finishings, f);
  }
}


/*
 * 'pwg_compare_finishings()' - Compare two finishings values.
 */

static int				/* O - Result of comparison */
pwg_compare_finishings(
    _pwg_finishings_t *a,		/* I - First finishings value */
    _pwg_finishings_t *b)		/* I - Second finishings value */
{
  return ((int)b->value - (int)a->value);
}


/*
 * 'pwg_free_finishings()' - Free a finishings value.
 */

static void
pwg_free_finishings(
    _pwg_finishings_t *f)		/* I - Finishings value */
{
  cupsFreeOptions(f->num_options, f->options);
  free(f);
}


/*
 * 'pwg_ppdize_name()' - Convert an IPP keyword to a PPD keyword.
 */

static void
pwg_ppdize_name(const char *ipp,	/* I - IPP keyword */
                char       *name,	/* I - Name buffer */
		size_t     namesize)	/* I - Size of name buffer */
{
  char	*ptr,				/* Pointer into name buffer */
	*end;				/* End of name buffer */


  if (!ipp)
  {
    *name = '\0';
    return;
  }

  *name = (char)toupper(*ipp++);

  for (ptr = name + 1, end = name + namesize - 1; *ipp && ptr < end;)
  {
    if (*ipp == '-' && _cups_isalnum(ipp[1]))
    {
      ipp ++;
      *ptr++ = (char)toupper(*ipp++ & 255);
    }
    else
      *ptr++ = *ipp++;
  }

  *ptr = '\0';
}


/*
 * 'pwg_ppdize_resolution()' - Convert PWG resolution values to PPD values.
 */

static void
pwg_ppdize_resolution(
    ipp_attribute_t *attr,		/* I - Attribute to convert */
    int             element,		/* I - Element to convert */
    int             *xres,		/* O - X resolution in DPI */
    int             *yres,		/* O - Y resolution in DPI */
    char            *name,		/* I - Name buffer */
    size_t          namesize)		/* I - Size of name buffer */
{
  ipp_res_t units;			/* Units for resolution */


  *xres = ippGetResolution(attr, element, yres, &units);

  if (units == IPP_RES_PER_CM)
  {
    *xres = (int)(*xres * 2.54);
    *yres = (int)(*yres * 2.54);
  }

  if (name && namesize > 4)
  {
    if (*xres == *yres)
      snprintf(name, namesize, "%ddpi", *xres);
    else
      snprintf(name, namesize, "%dx%ddpi", *xres, *yres);
  }
}


/*
 * 'pwg_unppdize_name()' - Convert a PPD keyword to a lowercase IPP keyword.
 */

static void
pwg_unppdize_name(const char *ppd,	/* I - PPD keyword */
		  char       *name,	/* I - Name buffer */
                  size_t     namesize,	/* I - Size of name buffer */
                  const char *dashchars)/* I - Characters to be replaced by dashes */
{
  char	*ptr,				/* Pointer into name buffer */
	*end;				/* End of name buffer */


  if (_cups_islower(*ppd))
  {
   /*
    * Already lowercase name, use as-is?
    */

    const char *ppdptr;			/* Pointer into PPD keyword */

    for (ppdptr = ppd + 1; *ppdptr; ppdptr ++)
      if (_cups_isupper(*ppdptr) || strchr(dashchars, *ppdptr))
        break;

    if (!*ppdptr)
    {
      strlcpy(name, ppd, namesize);
      return;
    }
  }

  for (ptr = name, end = name + namesize - 1; *ppd && ptr < end; ppd ++)
  {
    if (_cups_isalnum(*ppd) || *ppd == '-')
      *ptr++ = (char)tolower(*ppd & 255);
    else if (strchr(dashchars, *ppd))
      *ptr++ = '-';
    else
      *ptr++ = *ppd;

    if (!_cups_isupper(*ppd) && _cups_isalnum(*ppd) &&
	_cups_isupper(ppd[1]) && ptr < end)
      *ptr++ = '-';
    else if (!isdigit(*ppd & 255) && isdigit(ppd[1] & 255))
      *ptr++ = '-';
  }

  *ptr = '\0';
}