/* Conversion to and from ISO 11548-1. Copyright (C) 1997-1999, 2000-2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997, Samuel Thibault <samuel.thibault@ens-lyon.org>, 2005. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ #include <dlfcn.h> #include <stdint.h> /* Definitions used in the body of the `gconv' function. */ #define CHARSET_NAME "ISO_11548-1//" #define FROM_LOOP from_iso11548_1 #define TO_LOOP to_iso11548_1 #define DEFINE_INIT 1 #define DEFINE_FINI 1 #define MIN_NEEDED_FROM 1 #define MIN_NEEDED_TO 4 #define BRAILLE_UCS_BASE 0x2800 /* First define the conversion function from ISO 11548-1 to UCS4. */ #define MIN_NEEDED_INPUT MIN_NEEDED_FROM #define MIN_NEEDED_OUTPUT MIN_NEEDED_TO #define LOOPFCT FROM_LOOP #define BODY \ *((uint32_t *) outptr) = BRAILLE_UCS_BASE | (*inptr++); \ outptr += sizeof (uint32_t); #define ONEBYTE_BODY \ { \ return BRAILLE_UCS_BASE | c; \ } #include <iconv/loop.c> /* Next, define the other direction. */ #define MIN_NEEDED_INPUT MIN_NEEDED_TO #define MIN_NEEDED_OUTPUT MIN_NEEDED_FROM #define LOOPFCT TO_LOOP #define BODY \ { \ uint32_t ch = *((const uint32_t *) inptr); \ if (__builtin_expect ((ch & 0xffffff00u) != BRAILLE_UCS_BASE, 0)) \ { \ UNICODE_TAG_HANDLER (ch, 4); \ \ /* We have an illegal character. */ \ STANDARD_TO_LOOP_ERR_HANDLER (4); \ } \ else \ *outptr++ = (unsigned char) (ch & 0xff); \ inptr += 4; \ } #define LOOP_NEED_FLAGS #include <iconv/loop.c> /* Now define the toplevel functions. */ #include <iconv/skeleton.c>