2 * Copyright (c) 2003-2004, Artem B. Bityuckiy
3 * Copyright (c) 1999,2000, Konstantin Chuguev. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 #if defined (ICONV_TO_UCS_CES_UCS_4_INTERNAL) \
29 || defined (ICONV_FROM_UCS_CES_UCS_4_INTERNAL)
35 #include <sys/types.h>
36 #include "../lib/local.h"
37 #include "../lib/ucsconv.h"
38 #include "../lib/endian.h"
41 * Internal 4-byte representation of UCS-2 codes without restrictions and
42 * without BOM support.
45 #if defined (ICONV_FROM_UCS_CES_UCS_4_INTERNAL)
47 _DEFUN(ucs_4_internal_convert_from_ucs, (data, in, outbuf, outbytesleft),
49 register ucs4_t in _AND
50 unsigned char **outbuf _AND
54 return (size_t)ICONV_CES_INVALID_CHARACTER;
56 if (*outbytesleft < sizeof (ucs4_t))
57 return (size_t)ICONV_CES_NOSPACE;
59 *((ucs4_t *)(*outbuf)) = in;
60 *outbytesleft -= sizeof (ucs4_t);
61 *outbuf += sizeof (ucs4_t);
63 return sizeof (ucs4_t);
65 #endif /* ICONV_FROM_UCS_CES_UCS_4_INTERNAL */
67 #if defined (ICONV_TO_UCS_CES_UCS_4_INTERNAL)
69 _DEFUN(ucs_4_internal_convert_to_ucs, (data, inbuf, inbytesleft),
71 _CONST unsigned char **inbuf _AND
76 if (*inbytesleft < sizeof (ucs4_t))
77 return (ucs4_t)ICONV_CES_BAD_SEQUENCE;
79 res = *((ucs4_t *)(*inbuf));
82 return (ucs4_t)ICONV_CES_INVALID_CHARACTER;
84 *inbytesleft -= sizeof (ucs4_t);
85 *inbuf += sizeof (ucs4_t);
89 #endif /* ICONV_TO_UCS_CES_UCS_4_INTERNAL */
92 _DEFUN(ucs_4_internal_get_mb_cur_max, (data),
98 #if defined (ICONV_TO_UCS_CES_UCS_4_INTERNAL)
99 _CONST iconv_to_ucs_ces_handlers_t
100 _iconv_to_ucs_ces_handlers_ucs_4_internal =
104 ucs_4_internal_get_mb_cur_max,
108 ucs_4_internal_convert_to_ucs
112 #if defined (ICONV_FROM_UCS_CES_UCS_4_INTERNAL)
113 _CONST iconv_from_ucs_ces_handlers_t
114 _iconv_from_ucs_ces_handlers_ucs_4_internal =
118 ucs_4_internal_get_mb_cur_max,
122 ucs_4_internal_convert_from_ucs
126 #endif /* ICONV_TO_UCS_CES_UCS_4_INTERNAL || ICONV_FROM_UCS_CES_UCS_4_INTERNAL */