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-rw-r--r--iconvdata/euc-kr.c151
1 files changed, 151 insertions, 0 deletions
diff --git a/iconvdata/euc-kr.c b/iconvdata/euc-kr.c
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+++ b/iconvdata/euc-kr.c
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+/* Mapping tables for EUC-KR handling.
+   Copyright (C) 1998 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Jungshik Shin <jshin@pantheon.yale.edu>
+   and 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 <ksc5601.h>
+
+
+static inline void
+euckr_from_ucs4 (uint32_t ch, unsigned char *cp)
+{
+  if (ch > 0x7f)
+    {
+      if (ucs4_to_ksc5601 (ch, cp, 2) != UNKNOWN_10646_CHAR)
+	{
+	  cp[0] |= 0x80;
+	  cp[1] |= 0x80;
+	}
+    }
+  /* XXX Think about 0x5c ; '\'.  */
+  else
+    {
+      cp[0] = (unsigned char) ch;
+      cp[1] = '\0';
+    }
+}
+
+
+/* Definitions used in the body of the `gconv' function.  */
+#define CHARSET_NAME		"EUC-KR//"
+#define FROM_LOOP		from_euc_kr
+#define TO_LOOP			to_euc_kr
+#define DEFINE_INIT		1
+#define DEFINE_FINI		1
+#define MIN_NEEDED_FROM		1
+#define MAX_NEEDED_FROM		2
+#define MIN_NEEDED_TO		4
+
+
+/* First define the conversion function from EUC-KR 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;						      \
+									      \
+    /* Half-width Korean Currency WON sign				      \
+									      \
+       if (inchar == 0x5c)						      \
+	 ch =  0x20a9;							      \
+       else if (inchar <= 0x7f)						      \
+	 ch = (uint32_t) inchar;					      \
+    */									      \
+									      \
+    if (ch <= 0x7f)							      \
+      /* Plain ASCII.  */						      \
+      ++inptr;								      \
+    /* 0xfe(->0x7e : row 94) and 0xc9(->0x59 : row 41) are		      \
+       user-defined areas.  */						      \
+    else if (ch <= 0xa0 || ch > 0xfe || ch == 0xc9)			      \
+      {									      \
+	/* This is illegal.  */						      \
+	result = GCONV_ILLEGAL_INPUT;					      \
+	break;								      \
+      }									      \
+    else								      \
+      {									      \
+	/* Two-byte character.  First test whether the next character	      \
+	   is also available.  */					      \
+	ch = ksc5601_to_ucs4 (&inptr,					      \
+			      NEED_LENGTH_TEST ? inptr - inend : 2, 0x80);    \
+	if (NEED_LENGTH_TEST && ch == 0)				      \
+	  {								      \
+	    /* The second character is not available.  */		      \
+	    result = GCONV_INCOMPLETE_INPUT;				      \
+	    break;							      \
+	  }								      \
+	if (ch == UNKNOWN_10646_CHAR)					      \
+	  {								      \
+	    /* This is an illegal character.  */			      \
+	    result = GCONV_ILLEGAL_INPUT;				      \
+	    break;							      \
+	  }								      \
+      }									      \
+									      \
+    *((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);				      \
+    unsigned char cp[2];						      \
+									      \
+    /* Decomposing Hangul syllables not available in KS C 5601 into	      \
+       Jamos should be considered either here or in euckr_from_ucs4() */      \
+    euckr_from_ucs4 (ch, cp) ;						      \
+									      \
+    if (cp[0] == '\0' && ch != 0)					      \
+      {									      \
+	/* Illegal character.  */					      \
+	result = GCONV_ILLEGAL_INPUT;					      \
+	break;								      \
+      }									      \
+									      \
+    *outptr++ = cp[0];							      \
+    /* Now test for a possible second byte and write this if possible.  */    \
+    if (cp[1] != '\0')							      \
+      {									      \
+	if (NEED_LENGTH_TEST && outptr >= outend)			      \
+	  {								      \
+	    /* The result does not fit into the buffer.  */		      \
+	    --outptr;							      \
+	    result = GCONV_FULL_OUTPUT;					      \
+	    break;							      \
+	  }								      \
+	*outptr++ = cp[1];						      \
+      }									      \
+									      \
+    inptr += 4;								      \
+  }
+#include <iconv/loop.c>
+
+
+/* Now define the toplevel functions.  */
+#include <iconv/skeleton.c>