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f4017d20 | 1 | /* Conversion to and from ISO 8859-1. |
33ed6903 | 2 | Copyright (C) 1997-1999, 2000-2004 Free Software Foundation, Inc. |
f4017d20 UD |
3 | This file is part of the GNU C Library. |
4 | Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
41bdb6e2 AJ |
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. | |
f4017d20 UD |
10 | |
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 | |
41bdb6e2 | 14 | Lesser General Public License for more details. |
f4017d20 | 15 | |
41bdb6e2 | 16 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
17 | License along with the GNU C Library; if not, see |
18 | <http://www.gnu.org/licenses/>. */ | |
f4017d20 | 19 | |
55985355 | 20 | #include <dlfcn.h> |
8619129f UD |
21 | #include <stdint.h> |
22 | ||
23 | /* Definitions used in the body of the `gconv' function. */ | |
9b26f5c4 | 24 | #define CHARSET_NAME "ISO-8859-1//" |
8619129f UD |
25 | #define FROM_LOOP from_iso8859_1 |
26 | #define TO_LOOP to_iso8859_1 | |
27 | #define DEFINE_INIT 1 | |
28 | #define DEFINE_FINI 1 | |
29 | #define MIN_NEEDED_FROM 1 | |
30 | #define MIN_NEEDED_TO 4 | |
31 | ||
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 | |
36 | #define BODY \ | |
33ed6903 AJ |
37 | *((uint32_t *) outptr) = *inptr++; \ |
38 | outptr += sizeof (uint32_t); | |
f9ad060c UD |
39 | #define ONEBYTE_BODY \ |
40 | { \ | |
41 | return c; \ | |
42 | } | |
8619129f UD |
43 | #include <iconv/loop.c> |
44 | ||
45 | ||
46 | /* Next, define the other direction. */ | |
5aa8ff62 UD |
47 | #define MIN_NEEDED_INPUT MIN_NEEDED_TO |
48 | #define MIN_NEEDED_OUTPUT MIN_NEEDED_FROM | |
8619129f UD |
49 | #define LOOPFCT TO_LOOP |
50 | #define BODY \ | |
51 | { \ | |
a1620a4c | 52 | uint32_t ch = *((const uint32_t *) inptr); \ |
db2d05f9 | 53 | if (__builtin_expect (ch > 0xff, 0)) \ |
8619129f | 54 | { \ |
601d2942 UD |
55 | UNICODE_TAG_HANDLER (ch, 4); \ |
56 | \ | |
8619129f | 57 | /* We have an illegal character. */ \ |
e438a468 | 58 | STANDARD_TO_LOOP_ERR_HANDLER (4); \ |
8619129f | 59 | } \ |
85830c4c UD |
60 | else \ |
61 | *outptr++ = (unsigned char) ch; \ | |
8619129f UD |
62 | inptr += 4; \ |
63 | } | |
55985355 | 64 | #define LOOP_NEED_FLAGS |
8619129f UD |
65 | #include <iconv/loop.c> |
66 | ||
67 | ||
68 | /* Now define the toplevel functions. */ | |
69 | #include <iconv/skeleton.c> |