text: /* Mapping tables for EUC-JP handling.
     Copyright (C) 1998, 1999, 2000-2002 Free Software Foundation, Inc.
     This file is part of the GNU C Library.
     Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
  
     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, see
     <http://www.gnu.org/licenses/>.  */
  
  #include <dlfcn.h>
  #include <stdint.h>
  #include <gconv.h>
  #include <jis0201.h>
  #include <jis0208.h>
  #include <jis0212.h>
  
  /* Definitions used in the body of the `gconv' function.  */
  #define CHARSET_NAME		"EUC-JP//"
  #define FROM_LOOP		from_euc_jp
  #define TO_LOOP			to_euc_jp
  #define DEFINE_INIT		1
  #define DEFINE_FINI		1
  #define MIN_NEEDED_FROM		1
  #define MAX_NEEDED_FROM		3
  #define MIN_NEEDED_TO		4
  
  
  /* First define the conversion function from EUC-JP to UCS4.  */
  #define MIN_NEEDED_INPUT	MIN_NEEDED_FROM
  #define MAX_NEEDED_INPUT	MAX_NEEDED_FROM
  #define MIN_NEEDED_OUTPUT	MIN_NEEDED_TO
  #define LOOPFCT			FROM_LOOP
  #define BODY \
    {									      \
      uint32_t ch = *inptr;						      \
  									      \
      if (ch < 0x8e || (ch >= 0x90 && ch <= 0x9f))			      \
        ++inptr;								      \
      else if (ch == 0xff)						      \
        {									      \
  	/* This is illegal.  */						      \
  	STANDARD_FROM_LOOP_ERR_HANDLER (1);				      \
        }									      \
      else								      \
        {									      \
  	/* Two or more byte character.  First test whether the next	      \
  	   byte is also available.  */					      \
  	int ch2;							      \
  									      \
  	if (__builtin_expect (inptr + 1 >= inend, 0))			      \
  	  {								      \
  	    /* The second byte is not available.  Store the		      \
  	       intermediate result.  */					      \
  	    result = __GCONV_INCOMPLETE_INPUT;				      \
  	    break;							      \
  	  }								      \
  									      \
  	ch2 = inptr[1];							      \
  									      \
  	/* All second bytes of a multibyte character must be >= 0xa1. */      \
  	if (__builtin_expect (ch2 < 0xa1, 0))				      \
  	  STANDARD_FROM_LOOP_ERR_HANDLER (1);				      \
  									      \
  	if (ch == 0x8e)							      \
  	  {								      \
  	    /* This is code set 2: half-width katakana.  */		      \
  	    ch = jisx0201_to_ucs4 (ch2);				      \
  	    if (__builtin_expect (ch, 0) == __UNKNOWN_10646_CHAR)	      \
  	      STANDARD_FROM_LOOP_ERR_HANDLER (1);			      \
  									      \
  	    inptr += 2;							      \
  	  }								      \
  	else								      \
  	  {								      \
  	    const unsigned char *endp;					      \
  									      \
  	    if (ch == 0x8f)						      \
  	      {								      \
  		/* This is code set 3: JIS X 0212-1990.  */		      \
  		endp = inptr + 1;					      \
  									      \
  		ch = jisx0212_to_ucs4 (&endp, inend - endp, 0x80);	      \
  	      }								      \
  	    else							      \
  	      {								      \
  		/* This is code set 1: JIS X 0208.  */			      \
  		endp = inptr;						      \
  									      \
  		ch = jisx0208_to_ucs4 (&endp, inend - inptr, 0x80);	      \
  	      }								      \
  									      \
  	    if (__builtin_expect (ch, 1) == 0)				      \
  	      {								      \
  		/* Not enough input available.  */			      \
  		result = __GCONV_INCOMPLETE_INPUT;			      \
  		break;							      \
  	      }								      \
  	    if (__builtin_expect (ch == __UNKNOWN_10646_CHAR, 0))	      \
  	      /* Illegal character.  */					      \
  	      STANDARD_FROM_LOOP_ERR_HANDLER (1);			      \
  									      \
  	    inptr = endp;						      \
  	  }								      \
        }									      \
  									      \
      put32 (outptr, ch);							      \
      outptr += 4;							      \
    }
  #define ONEBYTE_BODY \
    {									      \
      if (c < 0x8e || (c >= 0x90 && c <= 0x9f))				      \
        return c;								      \
      else								      \
        return WEOF;							      \
    }
  #define LOOP_NEED_FLAGS
  #include <iconv/loop.c>
  
  
  /* Next, define the other direction.  */
  #define MIN_NEEDED_INPUT	MIN_NEEDED_TO
  #define MIN_NEEDED_OUTPUT	MIN_NEEDED_FROM
  #define MAX_NEEDED_OUTPUT	MAX_NEEDED_FROM
  #define LOOPFCT			TO_LOOP
  #define BODY \
    {									      \
      uint32_t ch = get32 (inptr);					      \
  									      \
      if (ch < 0x8e || (ch >= 0x90 && ch <= 0x9f))			      \
        /* It's plain ASCII or C1.  */					      \
        *outptr++ = ch;							      \
      else if (ch == 0xa5)						      \
        /* YEN sign => backslash  */					      \
        *outptr++ = 0x5c;							      \
      else if (ch == 0x203e)						      \
        /* overscore => asciitilde */					      \
        *outptr++ = 0x7e;							      \
      else								      \
        {									      \
  	/* Try the JIS character sets.  */				      \
  	size_t found;							      \
  									      \
  	/* See whether we have room for at least two characters.  */	      \
  	if (__builtin_expect (outptr + 1 >= outend, 0))			      \
  	  {								      \
  	    result = __GCONV_FULL_OUTPUT;				      \
  	    break;							      \
  	  }								      \
  									      \
  	found = ucs4_to_jisx0201 (ch, outptr + 1);			      \
  	if (found != __UNKNOWN_10646_CHAR)				      \
  	  {								      \
  	    /* Yes, it's a JIS 0201 character.  Store the shift byte.  */     \
  	    *outptr = 0x8e;						      \
  	    outptr += 2;						      \
  	  }								      \
  	else								      \
  	  {								      \
  	    /* No JIS 0201 character.  */				      \
  	    found = ucs4_to_jisx0208 (ch, outptr, 2);			      \
  	    /* Please note that we always have enough room for the output. */ \
  	    if (found != __UNKNOWN_10646_CHAR)				      \
  	      {								      \
  		/* It's a JIS 0208 character, adjust it for EUC-JP.  */	      \
  		*outptr++ += 0x80;					      \
  		*outptr++ += 0x80;					      \
  	      }								      \
  	    else							      \
  	      {								      \
  		/* No JIS 0208 character.  */				      \
  		found = ucs4_to_jisx0212 (ch, outptr + 1,		      \
  					  outend - outptr - 1);		      \
  		  							      \
  		if (__builtin_expect (found, 1) == 0)			      \
  		  {							      \
  		    /* We ran out of space.  */				      \
  		    result = __GCONV_FULL_OUTPUT;			      \
  		    break;						      \
  		  }							      \
  		else if (__builtin_expect (found, 0) != __UNKNOWN_10646_CHAR) \
  		  {							      \
  		    /* It's a JIS 0212 character, adjust it for EUC-JP.  */   \
  		    *outptr++ = 0x8f;					      \
  		    *outptr++ += 0x80;					      \
  		    *outptr++ += 0x80;					      \
  		  }							      \
  		else							      \
  		  {							      \
  		    UNICODE_TAG_HANDLER (ch, 4);			      \
  									      \
  		    /* Illegal character.  */				      \
  		    STANDARD_TO_LOOP_ERR_HANDLER (4);			      \
  		  }							      \
  	      }								      \
  	  }								      \
        }									      \
  									      \
      inptr += 4;								      \
    }
  #define LOOP_NEED_FLAGS
  #include <iconv/loop.c>
  
  
  /* Now define the toplevel functions.  */
  #include <iconv/skeleton.c>
  