1 /* Copyright (C) 1997, 1998, 1999, 2000, 2003 Free Software Foundation, Inc.
2    This file is part of the GNU C Library.
3 
4    The GNU C Library is free software; you can redistribute it and/or
5    modify it under the terms of the GNU Lesser General Public
6    License as published by the Free Software Foundation; either
7    version 2.1 of the License, or (at your option) any later version.
8 
9    The GNU C Library is distributed in the hope that it will be useful,
10    but WITHOUT ANY WARRANTY; without even the implied warranty of
11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12    Lesser General Public License for more details.
13 
14    You should have received a copy of the GNU Lesser General Public
15    License along with the GNU C Library; if not, see
16    <http://www.gnu.org/licenses/>.  */
17 
18 #ifndef _ICONV_H
19 #define _ICONV_H	1
20 
21 #include <features.h>
22 #define __need_size_t
23 #include <stddef.h>
24 
25 #ifndef __UCLIBC_HAS_LOCALE__
26 #error Attempted to include iconv.h when uClibc was built without locale support.
27 #endif
28 
29 
30 __BEGIN_DECLS
31 
32 /* Identifier for conversion method from one codeset to another.  */
33 typedef void *iconv_t;
34 
35 
36 /* Allocate descriptor for code conversion from codeset FROMCODE to
37    codeset TOCODE.
38 
39    This function is a possible cancellation points and therefore not
40    marked with __THROW.  */
41 extern iconv_t iconv_open (const char *__tocode, const char *__fromcode);
42 
43 /* Convert at most *INBYTESLEFT bytes from *INBUF according to the
44    code conversion algorithm specified by CD and place up to
45    *OUTBYTESLEFT bytes in buffer at *OUTBUF.  */
46 extern size_t iconv (iconv_t __cd, char **__restrict __inbuf,
47 		     size_t *__restrict __inbytesleft,
48 		     char **__restrict __outbuf,
49 		     size_t *__restrict __outbytesleft);
50 
51 /* Free resources allocated for descriptor CD for code conversion.
52 
53    This function is a possible cancellation points and therefore not
54    marked with __THROW.  */
55 extern int iconv_close (iconv_t __cd);
56 
57 __END_DECLS
58 
59 #endif /* iconv.h */
60