2 * Sherlock Library -- Character Conversion with Allocation on the Stack
4 * (c) 2006 Pavel Charvat <pchar@ucw.cz>
6 * This software may be freely distributed and used according to the terms
7 * of the GNU Lesser General Public License.
10 #ifndef _CHARSET_STK_CHARCONV_H
11 #define _CHARSET_STK_CHARCONV_H
13 #include <charset/charconv.h>
16 #ifdef CONFIG_UCW_CLEAN_ABI
17 #define stk_strconv_init ucw_stk_strconv_init
18 #define stk_strconv_step ucw_stk_strconv_step
21 /* The following macros convert strings between given charsets (CONV_CHARSET_x). */
23 #define stk_strconv(s, cs_in, cs_out) \
24 ({ struct conv_context _c; uint _l=stk_strconv_init(&_c, (s), (cs_in), (cs_out)); \
25 while (_l) _l=stk_strconv_step(&_c, alloca(_l), _l); _c.dest_start; })
27 #define stk_strconv_to_utf8(s, cs_in) stk_strconv(s, cs_in, CONV_CHARSET_UTF8)
28 #define stk_strconv_from_utf8(s, cs_out) stk_strconv(s, CONV_CHARSET_UTF8, cs_out)
32 uint stk_strconv_init(struct conv_context *c, const byte *s, uint cs_in, uint cs_out);
33 uint stk_strconv_step(struct conv_context *c, byte *buf, uint len);