libidn  1.29
pr29.h
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1 /* pr29.h --- Detect strings which are non-idempotent under NFKC.
2  Copyright (C) 2004-2014 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 either:
8 
9  * the GNU Lesser General Public License as published by the Free
10  Software Foundation; either version 3 of the License, or (at
11  your option) any later version.
12 
13  or
14 
15  * the GNU General Public License as published by the Free
16  Software Foundation; either version 2 of the License, or (at
17  your option) any later version.
18 
19  or both in parallel, as here.
20 
21  GNU Libidn is distributed in the hope that it will be useful,
22  but WITHOUT ANY WARRANTY; without even the implied warranty of
23  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
24  General Public License for more details.
25 
26  You should have received copies of the GNU General Public License and
27  the GNU Lesser General Public License along with this program. If
28  not, see <http://www.gnu.org/licenses/>. */
29 
30 #ifndef PR29_H
31 # define PR29_H
32 
33 # ifndef IDNAPI
34 # if defined LIBIDN_BUILDING && defined HAVE_VISIBILITY && HAVE_VISIBILITY
35 # define IDNAPI __attribute__((__visibility__("default")))
36 # elif defined LIBIDN_BUILDING && defined _MSC_VER && ! defined LIBIDN_STATIC
37 # define IDNAPI __declspec(dllexport)
38 # elif defined _MSC_VER && ! defined LIBIDN_STATIC
39 # define IDNAPI __declspec(dllimport)
40 # else
41 # define IDNAPI
42 # endif
43 # endif
44 
45 # ifdef __cplusplus
46 extern "C"
47 {
48 # endif
49 
50  /* Get size_t. */
51 # include <stdlib.h>
52 
53  /* Get uint32_t. */
54 # include <idn-int.h>
55 
56  /* Error codes. */
57  typedef enum
58  {
60  PR29_PROBLEM = 1, /* String is a problem sequence. */
61  PR29_STRINGPREP_ERROR = 2 /* Charset conversion failed (p29_8*). */
62  } Pr29_rc;
63 
64  extern IDNAPI const char *pr29_strerror (Pr29_rc rc);
65 
66  extern IDNAPI int pr29_4 (const uint32_t * in, size_t len);
67  extern IDNAPI int pr29_4z (const uint32_t * in);
68  extern IDNAPI int pr29_8z (const char *in);
69 
70 # ifdef __cplusplus
71 }
72 # endif
73 #endif /* PR29_H */