1 /* Conversion to and from ISO 8859-1.
2 Copyright (C) 1997-1999, 2000-2004 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <http://www.gnu.org/licenses/>. */
23 /* Definitions used in the body of the `gconv' function. */
24 #define CHARSET_NAME "ISO-8859-1//"
25 #define FROM_LOOP from_iso8859_1
26 #define TO_LOOP to_iso8859_1
29 #define MIN_NEEDED_FROM 1
30 #define MIN_NEEDED_TO 4
32 /* First define the conversion function from ISO 8859-1 to UCS4. */
33 #define MIN_NEEDED_INPUT MIN_NEEDED_FROM
34 #define MIN_NEEDED_OUTPUT MIN_NEEDED_TO
35 #define LOOPFCT FROM_LOOP
37 *((uint32_t *) outptr) = *inptr++; \
38 outptr += sizeof (uint32_t);
39 #define ONEBYTE_BODY \
43 #include <iconv/loop.c>
46 /* Next, define the other direction. */
47 #define MIN_NEEDED_INPUT MIN_NEEDED_TO
48 #define MIN_NEEDED_OUTPUT MIN_NEEDED_FROM
49 #define LOOPFCT TO_LOOP
52 uint32_t ch = *((const uint32_t *) inptr); \
53 if (__builtin_expect (ch > 0xff, 0)) \
55 UNICODE_TAG_HANDLER (ch, 4); \
57 /* We have an illegal character. */ \
58 STANDARD_TO_LOOP_ERR_HANDLER (4); \
61 *outptr++ = (unsigned char) ch; \
64 #define LOOP_NEED_FLAGS
65 #include <iconv/loop.c>
68 /* Now define the toplevel functions. */
69 #include <iconv/skeleton.c>