//
// PPD custom option routines for libppd.
//
// Copyright 2007-2015 by Apple Inc.
// Copyright 1997-2006 by Easy Software Products, all rights reserved.
//
// Licensed under Apache License v2.0.  See the file "LICENSE" for more
// information.
//
// PostScript is a trademark of Adobe Systems, Inc.
//

//
// Include necessary headers.
//

#include "string-private.h"
#include "ppd.h"
#include "debug-internal.h"


//
// 'ppdFindCustomOption()' - Find a custom option.
//
// @since CUPS 1.2/macOS 10.5@
//

ppd_coption_t *				// O - Custom option or NULL
ppdFindCustomOption(ppd_file_t *ppd,	// I - PPD file
                    const char *keyword)// I - Custom option name
{
  ppd_coption_t	key;			// Custom option search key


  if (!ppd)
    return (NULL);

  strlcpy(key.keyword, keyword, sizeof(key.keyword));
  return ((ppd_coption_t *)cupsArrayFind(ppd->coptions, &key));
}


//
// 'ppdFindCustomParam()' - Find a parameter for a custom option.
//
// @since CUPS 1.2/macOS 10.5@
//

ppd_cparam_t *				// O - Custom parameter or NULL
ppdFindCustomParam(ppd_coption_t *opt,	// I - Custom option
                   const char    *name)	// I - Parameter name
{
  ppd_cparam_t	*param;			// Current custom parameter


  if (!opt)
    return (NULL);

  for (param = (ppd_cparam_t *)cupsArrayFirst(opt->params);
       param;
       param = (ppd_cparam_t *)cupsArrayNext(opt->params))
    if (!_ppd_strcasecmp(param->name, name))
      break;

  return (param);
}


//
// 'ppdFirstCustomParam()' - Return the first parameter for a custom option.
//
// @since CUPS 1.2/macOS 10.5@
//

ppd_cparam_t *				// O - Custom parameter or NULL
ppdFirstCustomParam(ppd_coption_t *opt)	// I - Custom option
{
  if (!opt)
    return (NULL);

  return ((ppd_cparam_t *)cupsArrayFirst(opt->params));
}


//
// 'ppdNextCustomParam()' - Return the next parameter for a custom option.
//
// @since CUPS 1.2/macOS 10.5@
//

ppd_cparam_t *				// O - Custom parameter or NULL
ppdNextCustomParam(ppd_coption_t *opt)	// I - Custom option
{
  if (!opt)
    return (NULL);

  return ((ppd_cparam_t *)cupsArrayNext(opt->params));
}
