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-rw-r--r--iconvdata/euc-jp.c213
1 files changed, 213 insertions, 0 deletions
diff --git a/iconvdata/euc-jp.c b/iconvdata/euc-jp.c
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+++ b/iconvdata/euc-jp.c
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+/* Mapping tables for EUC-JP handling.
+   Copyright (C) 1998 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 Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#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 <= 0x7f)							      \
+      ++inptr;								      \
+    else if ((ch <= 0xa0 || ch > 0xfe) && ch != 0x8e && ch != 0x8f)	      \
+      {									      \
+	/* This is illegal.  */						      \
+	result = GCONV_ILLEGAL_INPUT;					      \
+	break;								      \
+      }									      \
+    else								      \
+      {									      \
+	/* Two or more byte character.  First test whether the next	      \
+	   character is also available.  */				      \
+	int ch2;							      \
+									      \
+	if (NEED_LENGTH_TEST && inptr + 1 >= inend)			      \
+	  {								      \
+	    /* The second character 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 (ch2 < 0xa1)							      \
+	  {								      \
+	    /* This is an illegal character.  */			      \
+	    result = GCONV_ILLEGAL_INPUT;				      \
+	    break;							      \
+	  }								      \
+									      \
+	if (ch == 0x8e)							      \
+	  {								      \
+	    /* This is code set 2: half-width katakana.  */		      \
+	    ch = jisx0201_to_ucs4 (ch2);				      \
+	    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,				      \
+				       NEED_LENGTH_TEST ? inend - endp : 2,   \
+				       0x80);				      \
+	      }								      \
+	    else							      \
+	      {								      \
+		/* This is code set 1: JIS X 0208.  */			      \
+		endp = inptr;						      \
+									      \
+		ch = jisx0208_to_ucs4 (&endp,				      \
+				       NEED_LENGTH_TEST ? inend - inptr : 2,  \
+				       0x80);				      \
+	      }								      \
+									      \
+	    if (NEED_LENGTH_TEST && ch == 0)				      \
+	      {								      \
+		/* Not enough input available.  */			      \
+		result = GCONV_INCOMPLETE_INPUT;			      \
+		break;							      \
+	      }								      \
+	    if (ch == UNKNOWN_10646_CHAR)				      \
+	      {								      \
+		/* Illegal character.  */				      \
+		result = GCONV_ILLEGAL_INPUT;				      \
+		break;							      \
+	      }								      \
+	    inptr = endp;						      \
+	  }								      \
+      }									      \
+									      \
+    *((uint32_t *) outptr)++ = ch;					      \
+  }
+#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 = *((uint32_t *) inptr);				      \
+									      \
+    if (ch <= 0x7f)							      \
+      /* It's plain ASCII.  */						      \
+      *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 (NEED_LENGTH_TEST && outptr + 1 >= outend)			      \
+	  {								      \
+	    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,		      \
+					  (NEED_LENGTH_TEST		      \
+					   ? outend - outptr - 1 : 2));	      \
+		  							      \
+		if (found == 0)						      \
+		  {							      \
+		    /* We ran out of space.  */				      \
+		    result = GCONV_FULL_OUTPUT;				      \
+		    break;						      \
+		  }							      \
+		else if (found != UNKNOWN_10646_CHAR)			      \
+		  {							      \
+		    /* It's a JIS 0212 character, adjust it for EUC-JP.  */   \
+		    *outptr++ = 0x8f;					      \
+		    *outptr++ += 0x80;					      \
+		    *outptr++ += 0x80;					      \
+		  }							      \
+		else							      \
+		  {							      \
+		    /* Illegal character.  */				      \
+		    result = GCONV_ILLEGAL_INPUT;			      \
+		    break;						      \
+		  }							      \
+	      }								      \
+	  }								      \
+      }									      \
+									      \
+    inptr += 4;								      \
+  }
+#include <iconv/loop.c>
+
+
+/* Now define the toplevel functions.  */
+#include <iconv/skeleton.c>