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, write to the Free 16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 17 02111-1307 USA. */ 18 19 #ifndef _ICONV_H 20 #define _ICONV_H 1 21 22 #include <features.h> 23 #define __need_size_t 24 #include <stddef.h> 25 26 27 __BEGIN_DECLS 28 29 /* Identifier for conversion method from one codeset to another. */ 30 typedef void *iconv_t; 31 32 33 /* Allocate descriptor for code conversion from codeset FROMCODE to 34 codeset TOCODE. 35 36 This function is a possible cancellation points and therefore not 37 marked with __THROW. */ 38 extern iconv_t iconv_open (__const char *__tocode, __const char *__fromcode); 39 40 /* Convert at most *INBYTESLEFT bytes from *INBUF according to the 41 code conversion algorithm specified by CD and place up to 42 *OUTBYTESLEFT bytes in buffer at *OUTBUF. */ 43 extern size_t iconv (iconv_t __cd, char **__restrict __inbuf, 44 size_t *__restrict __inbytesleft, 45 char **__restrict __outbuf, 46 size_t *__restrict __outbytesleft); 47 48 /* Free resources allocated for descriptor CD for code conversion. 49 50 This function is a possible cancellation points and therefore not 51 marked with __THROW. */ 52 extern int iconv_close (iconv_t __cd); 53 54 __END_DECLS 55 56 #endif /* iconv.h */ 57