projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| a0e3432c | 1 | /* Conversion to and from ISO 11548-1. |
| 568035b7 | 2 | Copyright (C) 1997-2013 Free Software Foundation, Inc. |
| a0e3432c UD |
3 | This file is part of the GNU C Library. |
| 4 | Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997, | |
| 5 | Samuel Thibault <samuel.thibault@ens-lyon.org>, 2005. | |
| 6 | ||
| 7 | The GNU C Library is free software; you can redistribute it and/or | |
| 8 | modify it under the terms of the GNU Lesser General Public | |
| 9 | License as published by the Free Software Foundation; either | |
| 10 | version 2.1 of the License, or (at your option) any later version. | |
| 11 | ||
| 12 | The GNU C Library is distributed in the hope that it will be useful, | |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 | Lesser General Public License for more details. | |
| 16 | ||
| 17 | You should have received a copy of the GNU Lesser General Public | |
| 59ba27a6 PE |
18 | License along with the GNU C Library; if not, see |
| 19 | <http://www.gnu.org/licenses/>. */ | |
| a0e3432c UD |
20 | |
| 21 | #include <dlfcn.h> | |
| 22 | #include <stdint.h> | |
| 23 | ||
| 24 | /* Definitions used in the body of the `gconv' function. */ | |
| 25 | #define CHARSET_NAME "ISO_11548-1//" | |
| 26 | #define FROM_LOOP from_iso11548_1 | |
| 27 | #define TO_LOOP to_iso11548_1 | |
| 28 | #define DEFINE_INIT 1 | |
| 29 | #define DEFINE_FINI 1 | |
| 30 | #define MIN_NEEDED_FROM 1 | |
| 31 | #define MIN_NEEDED_TO 4 | |
| 32 | ||
| 33 | #define BRAILLE_UCS_BASE 0x2800 | |
| 34 | ||
| 35 | /* First define the conversion function from ISO 11548-1 to UCS4. */ | |
| 36 | #define MIN_NEEDED_INPUT MIN_NEEDED_FROM | |
| 37 | #define MIN_NEEDED_OUTPUT MIN_NEEDED_TO | |
| 38 | #define LOOPFCT FROM_LOOP | |
| 39 | #define BODY \ | |
| 40 | *((uint32_t *) outptr) = BRAILLE_UCS_BASE | (*inptr++); \ | |
| 41 | outptr += sizeof (uint32_t); | |
| 42 | #define ONEBYTE_BODY \ | |
| 43 | { \ | |
| 44 | return BRAILLE_UCS_BASE | c; \ | |
| 45 | } | |
| 46 | #include <iconv/loop.c> | |
| 47 | ||
| 48 | ||
| 49 | /* Next, define the other direction. */ | |
| 50 | #define MIN_NEEDED_INPUT MIN_NEEDED_TO | |
| 51 | #define MIN_NEEDED_OUTPUT MIN_NEEDED_FROM | |
| 52 | #define LOOPFCT TO_LOOP | |
| 53 | #define BODY \ | |
| 54 | { \ | |
| 55 | uint32_t ch = *((const uint32_t *) inptr); \ | |
| 56 | if (__builtin_expect ((ch & 0xffffff00u) != BRAILLE_UCS_BASE, 0)) \ | |
| 57 | { \ | |
| 58 | UNICODE_TAG_HANDLER (ch, 4); \ | |
| 59 | \ | |
| 60 | /* We have an illegal character. */ \ | |
| 61 | STANDARD_TO_LOOP_ERR_HANDLER (4); \ | |
| 62 | } \ | |
| 63 | else \ | |
| 64 | *outptr++ = (unsigned char) (ch & 0xff); \ | |
| 65 | inptr += 4; \ | |
| 66 | } | |
| 67 | #define LOOP_NEED_FLAGS | |
| 68 | #include <iconv/loop.c> | |
| 69 | ||
| 70 | ||
| 71 | /* Now define the toplevel functions. */ | |
| 72 | #include <iconv/skeleton.c> |