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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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+/* 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>