/* Charset conversion with out-of-memory checking.
- Copyright (C) 2001-2004, 2006 Free Software Foundation, Inc.
+ Copyright (C) 2001-2004, 2006-2007 Free Software Foundation, Inc.
Written by Bruno Haible and Simon Josefsson.
- This program is free software; you can redistribute it and/or modify
+ This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software Foundation,
- Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef _XSTRICONV_H
#define _XSTRICONV_H
/* Convert an entire string from one encoding to another, using iconv.
The original string is at [SRC,...,SRC+SRCLEN-1].
The conversion descriptor is passed as CD.
- *RESULTP should initially contain NULL or a malloced memory block.
- May change the size of the allocated memory block in *RESULTP, storing
- its new address in *RESULTP and its new length in *LENGTHP.
+ *RESULTP and *LENGTH should initially be a scratch buffer and its size,
+ or *RESULTP can initially be NULL.
+ May erase the contents of the memory at *RESULTP.
Upon memory allocation failure, report the error and exit.
Return value: 0 if successful, otherwise -1 and errno set.
- If successful, the resulting string is stored in *RESULTP and its length
- in *LENGTHP. */
+ If successful: The resulting string is stored in *RESULTP and its length
+ in *LENGTHP. *RESULTP is set to a freshly allocated memory block, or is
+ unchanged if no dynamic memory allocation was necessary. */
extern int xmem_cd_iconv (const char *src, size_t srclen, iconv_t cd,
char **resultp, size_t *lengthp);