X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fstriconv.h;h=8978f09361e68b55069e636bd69bd73a68a999a6;hb=a1bcd8bd3d60b8138a678d17763012ce825b5e7d;hp=dd75adef689fe11e728cce6cab65560d87cc0b8e;hpb=771ffe34fdff1d8f2c40d697cb363829d01ff995;p=gnulib.git diff --git a/lib/striconv.h b/lib/striconv.h index dd75adef6..8978f0936 100644 --- a/lib/striconv.h +++ b/lib/striconv.h @@ -1,5 +1,5 @@ /* Charset conversion. - Copyright (C) 2001-2004, 2006 Free Software Foundation, Inc. + Copyright (C) 2001-2004, 2006-2007, 2009-2012 Free Software Foundation, Inc. Written by Bruno Haible and Simon Josefsson. This program is free software; you can redistribute it and/or modify @@ -13,8 +13,7 @@ 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 . */ #ifndef _STRICONV_H #define _STRICONV_H @@ -35,14 +34,15 @@ extern "C" { /* 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. 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 mem_cd_iconv (const char *src, size_t srclen, iconv_t cd, - char **resultp, size_t *lengthp); + char **resultp, size_t *lengthp); /* Convert an entire string from one encoding to another, using iconv. The original string is the NUL-terminated string starting at SRC. @@ -64,7 +64,7 @@ extern char * str_cd_iconv (const char *src, iconv_t cd); Return value: the freshly allocated resulting NUL-terminated string if successful, otherwise NULL and errno set. */ extern char * str_iconv (const char *src, - const char *from_codeset, const char *to_codeset); + const char *from_codeset, const char *to_codeset); #ifdef __cplusplus