1 /* Conversion to UTF-8 from legacy encodings.
2 Copyright (C) 2002, 2006-2007 Free Software Foundation, Inc.
4 This program is free software; you can redistribute it and/or modify it
5 under the terms of the GNU Library General Public License as published
6 by the Free Software Foundation; either version 2, or (at your option)
9 This program 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 Library General Public License for more details.
14 You should have received a copy of the GNU Library General Public
15 License along with this program; if not, write to the Free Software
16 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
19 /* Written by Bruno Haible <bruno@clisp.org>. */
30 #include "c-strcaseeq.h"
31 #include "striconveha.h"
35 u8_conv_from_encoding (const char *fromcode,
36 enum iconv_ilseq_handler handler,
37 const char *src, size_t srclen,
39 uint8_t **resultp, size_t *lengthp)
41 if (STRCASEEQ (fromcode, "UTF-8", 'U','T','F','-','8',0,0,0,0))
43 /* Conversion from UTF-8 to UTF-8. No need to go through iconv(). */
46 if (u8_check ((const uint8_t *) src, srclen))
56 for (i = 0; i < srclen; )
58 int count = u8_mblen (src + i, srclen - i);
59 /* We can rely on count > 0 because of the previous u8_check. */
65 offsets[i++] = (size_t)(-1);
69 /* Memory allocation. */
70 if (*resultp != NULL && *lengthp >= srclen)
74 result = (uint8_t *) malloc (srclen);
82 memcpy ((char *) result, src, srclen);
88 return mem_iconveha (src, srclen, fromcode, "UTF-8", true, handler,
89 offsets, (char **) resultp, lengthp);