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Current Path : /proc/2/root/usr/local/ssl/local/ssl/include/
Current File : //proc/2/root/usr/local/ssl/local/ssl/include/tld.h
/* tld.h --- Declarations for TLD restriction checking.
 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Simon
 * Josefsson.
 * Copyright (C) 2003, 2004, 2010 Free Software Foundation, Inc.
 *
 * Author: Thomas Jacob, Internet24.de
 *
 * This file is part of GNU Libidn.
 *
 * GNU Libidn is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * GNU Libidn is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with GNU Libidn; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 *
 */

#ifndef TLD_H
# define TLD_H

# ifndef IDNAPI
#  if defined LIBIDN_BUILDING && defined HAVE_VISIBILITY && HAVE_VISIBILITY
#   define IDNAPI __attribute__((__visibility__("default")))
#  elif defined LIBIDN_BUILDING && defined _MSC_VER && ! defined LIBIDN_STATIC
#   define IDNAPI __declspec(dllexport)
#  elif defined _MSC_VER && ! defined LIBIDN_STATIC
#   define IDNAPI __declspec(dllimport)
#  else
#   define IDNAPI
#  endif
# endif

# ifdef __cplusplus
extern "C"
{
# endif

  /* Get size_t. */
# include <stdlib.h>

  /* Get uint32_t. */
# include <idn-int.h>

  /* Interval of valid code points in the TLD. */
  struct Tld_table_element
  {
    uint32_t start;		/* Start of range. */
    uint32_t end;		/* End of range, end == start if single. */
  };
  typedef struct Tld_table_element Tld_table_element;

  /* List valid code points in a TLD. */
  struct Tld_table
  {
    const char *name;		/* TLD name, e.g., "no". */
    const char *version;	/* Version string from TLD file. */
    size_t nvalid;		/* Number of entries in data. */
    const Tld_table_element *valid;	/* Sorted array of valid code points. */
  };
  typedef struct Tld_table Tld_table;

  /* Error codes. */
  typedef enum
  {
    TLD_SUCCESS = 0,
    TLD_INVALID = 1,		/* Invalid character found. */
    TLD_NODATA = 2,		/* Char, domain or inlen = 0. */
    TLD_MALLOC_ERROR = 3,
    TLD_ICONV_ERROR = 4,
    TLD_NO_TLD = 5,
    /* Workaround typo in earlier versions. */
    TLD_NOTLD = TLD_NO_TLD
  } Tld_rc;

  extern IDNAPI const char *tld_strerror (Tld_rc rc);

  /* Extract TLD, as ASCII string, of UCS4 domain name into "out". */
  extern IDNAPI int tld_get_4 (const uint32_t * in, size_t inlen,
			       char **out);
  extern IDNAPI int tld_get_4z (const uint32_t * in, char **out);
  extern IDNAPI int tld_get_z (const char *in, char **out);

  /* Return structure corresponding to the named TLD from specified
   * list of TLD tables, or return NULL if no matching TLD can be
   * found. */
  extern IDNAPI const Tld_table *tld_get_table (const char *tld,
						const Tld_table ** tables);

  /* Return structure corresponding to the named TLD, first looking
   * thru overrides then thru built-in list, or return NULL if no
   * matching TLD can be found. */
  extern IDNAPI const Tld_table * tld_default_table (const char *tld,
						 const Tld_table ** overrides);

  /* Check NAMEPREPPED domain name for valid characters as defined by
   * the relevant registering body (plus [a-z0-9.-]).  If error is
   * TLD_INVALID, set errpos to position of offending character. */
  extern IDNAPI int tld_check_4t (const uint32_t * in, size_t inlen,
				  size_t * errpos, const Tld_table * tld);
  extern IDNAPI int tld_check_4tz (const uint32_t * in, size_t * errpos,
				   const Tld_table * tld);

  /* Utility interfaces that uses tld_get_4* to find TLD of string,
     then tld_default_table (with overrides) to find proper TLD table
     for the string, and then hands over to tld_check_4t*. */
  extern IDNAPI int tld_check_4 (const uint32_t * in, size_t inlen,
				 size_t * errpos,
				 const Tld_table ** overrides);
  extern IDNAPI int tld_check_4z (const uint32_t * in, size_t * errpos,
				  const Tld_table ** overrides);
  extern IDNAPI int tld_check_8z (const char *in, size_t * errpos,
				  const Tld_table ** overrides);
  extern IDNAPI int tld_check_lz (const char *in, size_t * errpos,
				  const Tld_table ** overrides);

# ifdef __cplusplus
}
# endif

#endif /* TLD_H */
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