lib/pr29.h

   1 /* pr29.h --- Detect strings which are non-idempotent under NFKC.
   2  * Copyright (C) 2004  Simon Josefsson.
   3  *
   4  * This file is part of GNU Libidn.
   5  *
   6  * GNU Libidn is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * GNU Libidn is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with GNU Libidn; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
  19  *
  20  */
  21
  22 #ifndef PR29_H
  23 # define PR29_H
  24
  25 # ifdef __cplusplus
  26 extern "C"
  27 {
  28 # endif
  29
  30   /* Get size_t. */
  31 # include <stdlib.h>
  32
  33   /* Get uint32_t. */
  34 # include <idn-int.h>
  35
  36   /* Error codes. */
  37   typedef enum
  38   {
  39     PR29_SUCCESS = 0,
  40     PR29_PROBLEM = 1,           /* String is a problem sequence. */
  41     PR29_STRINGPREP_ERROR = 2   /* Charset conversion failed (p29_8*). */
  42   } Pr29_rc;
  43
  44   extern const char *pr29_strerror (Pr29_rc rc);
  45
  46   extern int pr29_4 (const uint32_t * in, size_t len);
  47   extern int pr29_4z (const uint32_t * in);
  48   extern int pr29_8z (const char *in);
  49
  50 # ifdef __cplusplus
  51 }
  52 # endif
  53 #endif                          /* PR29_H */