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authorUlrich Drepper <drepper@gmail.com>2011-12-28 06:19:42 -0500
committerUlrich Drepper <drepper@gmail.com>2012-01-01 07:17:22 -0500
commitdb6af3ebf46a83b885455dc03a3c2c1c2c2dedec (patch)
tree942a59c7de0033cf9ab3231523130c323fa4b80c /iconv
parent8ea79a616e43093f403927e425c197afe39196b7 (diff)
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Add uchar.h support, part 1
c16 support for locales other than the C locale is still missing.
Diffstat (limited to 'iconv')
-rw-r--r--iconv/gconv_builtin.h23
-rw-r--r--iconv/gconv_int.h4
-rw-r--r--iconv/gconv_simple.c75
3 files changed, 97 insertions, 5 deletions
diff --git a/iconv/gconv_builtin.h b/iconv/gconv_builtin.h
index ef9ab8d..fd736a4 100644
--- a/iconv/gconv_builtin.h
+++ b/iconv/gconv_builtin.h
@@ -1,5 +1,5 @@
/* Builtin transformations.
- Copyright (C) 1997-1999, 2000-2002, 2006 Free Software Foundation, Inc.
+ Copyright (C) 1997-1999, 2000-2002, 2006, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -122,3 +122,24 @@ BUILTIN_TRANSFORMATION ("INTERNAL", "UNICODEBIG//", 1,
__gconv_transform_internal_ucs2reverse, NULL,
4, 4, 2, 2)
#endif
+
+
+BUILTIN_TRANSFORMATION ("ANSI_X3.4-1968//", "UTF-16//", 1, "=ascii->UTF-16",
+ __gconv_transform_ascii_utf16, NULL, 2, 2, 1, 1)
+
+BUILTIN_TRANSFORMATION ("UTF-16//", "ANSI_X3.4-1968//", 1, "=UTF-16->ascii",
+ __gconv_transform_utf16_ascii, NULL, 2, 2, 1, 1)
+
+#if BYTE_ORDER == BIG_ENDIAN
+BUILTIN_TRANSFORMATION ("ANSI_X3.4-1968//", "UTF-16BE//", 1, "=ascii->UTF-16BE",
+ __gconv_transform_ascii_utf16, NULL, 2, 2, 1, 1)
+
+BUILTIN_TRANSFORMATION ("UTF-16BE//", "ANSI_X3.4-1968//", 1, "=UTF-16BE->ascii",
+ __gconv_transform_utf16_ascii, NULL, 2, 2, 1, 1)
+#else
+BUILTIN_TRANSFORMATION ("ANSI_X3.4-1968//", "UTF-16LE//", 1, "=ascii->UTF-16LE",
+ __gconv_transform_ascii_utf16, NULL, 2, 2, 1, 1)
+
+BUILTIN_TRANSFORMATION ("UTF-16LE//", "ANSI_X3.4-1968//", 1, "=UTF-16LE->ascii",
+ __gconv_transform_utf16_ascii, NULL, 2, 2, 1, 1)
+#endif
diff --git a/iconv/gconv_int.h b/iconv/gconv_int.h
index fd11220..80253dd 100644
--- a/iconv/gconv_int.h
+++ b/iconv/gconv_int.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2005, 2006, 2007 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2005, 2006, 2007, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -303,6 +303,8 @@ __BUILTIN_TRANSFORM (__gconv_transform_internal_ucs4le);
__BUILTIN_TRANSFORM (__gconv_transform_ucs4le_internal);
__BUILTIN_TRANSFORM (__gconv_transform_internal_utf16);
__BUILTIN_TRANSFORM (__gconv_transform_utf16_internal);
+__BUILTIN_TRANSFORM (__gconv_transform_ascii_utf16);
+__BUILTIN_TRANSFORM (__gconv_transform_utf16_ascii);
# undef __BUITLIN_TRANSFORM
/* Specialized conversion function for a single byte to INTERNAL, recognizing
diff --git a/iconv/gconv_simple.c b/iconv/gconv_simple.c
index e34f377..b0ef3e6 100644
--- a/iconv/gconv_simple.c
+++ b/iconv/gconv_simple.c
@@ -1,5 +1,5 @@
/* Simple transformations functions.
- Copyright (C) 1997-2005, 2007, 2008, 2009 Free Software Foundation, Inc.
+ Copyright (C) 1997-2005, 2007, 2008, 2009, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -965,7 +965,7 @@ ucs4le_internal_loop_single (struct __gconv_step *step,
cnt = 2; \
ch &= 0x1f; \
} \
- else if (__builtin_expect ((ch & 0xf0) == 0xe0, 1)) \
+ else if (__builtin_expect ((ch & 0xf0) == 0xe0, 1)) \
{ \
/* We expect three bytes. */ \
cnt = 3; \
@@ -1221,7 +1221,7 @@ ucs4le_internal_loop_single (struct __gconv_step *step,
else \
{ \
put16 (outptr, val); \
- outptr += sizeof (uint16_t); \
+ outptr += sizeof (uint16_t); \
inptr += 4; \
} \
}
@@ -1320,3 +1320,72 @@ ucs4le_internal_loop_single (struct __gconv_step *step,
#define LOOP_NEED_FLAGS
#include <iconv/loop.c>
#include <iconv/skeleton.c>
+
+
+/* Convert from ISO 646-IRV to UTF-16. */
+#define DEFINE_INIT 0
+#define DEFINE_FINI 0
+#define MIN_NEEDED_FROM 1
+#define MIN_NEEDED_TO 2
+#define FROM_DIRECTION 1
+#define FROM_LOOP ascii_utf16_loop
+#define TO_LOOP ascii_utf16_loop /* This is not used. */
+#define FUNCTION_NAME __gconv_transform_ascii_utf16
+#define ONE_DIRECTION 1
+
+#define MIN_NEEDED_INPUT MIN_NEEDED_FROM
+#define MIN_NEEDED_OUTPUT MIN_NEEDED_TO
+#define LOOPFCT FROM_LOOP
+#define BODY \
+ { \
+ if (__builtin_expect (*inptr > '\x7f', 0)) \
+ { \
+ /* The value is too large. We don't try transliteration here since \
+ this is not an error because of the lack of possibilities to \
+ represent the result. This is a genuine bug in the input since \
+ ASCII does not allow such values. */ \
+ STANDARD_FROM_LOOP_ERR_HANDLER (1); \
+ } \
+ else \
+ { \
+ /* It's an one byte sequence. */ \
+ *((uint16_t *) outptr) = *inptr++; \
+ outptr += sizeof (uint16_t); \
+ } \
+ }
+#define LOOP_NEED_FLAGS
+#include <iconv/loop.c>
+#include <iconv/skeleton.c>
+
+
+/* Convert from UTF-16 to ISO 646-IRV. */
+#define DEFINE_INIT 0
+#define DEFINE_FINI 0
+#define MIN_NEEDED_FROM 2
+#define MIN_NEEDED_TO 1
+#define FROM_DIRECTION 1
+#define FROM_LOOP utf16_ascii_loop
+#define TO_LOOP utf16_ascii_loop /* This is not used. */
+#define FUNCTION_NAME __gconv_transform_utf16_ascii
+#define ONE_DIRECTION 1
+
+#define MIN_NEEDED_INPUT MIN_NEEDED_FROM
+#define MIN_NEEDED_OUTPUT MIN_NEEDED_TO
+#define LOOPFCT FROM_LOOP
+#define BODY \
+ { \
+ if (__builtin_expect (*((const uint16_t *) inptr) > 0x7f, 0)) \
+ { \
+ UNICODE_TAG_HANDLER (*((const uint16_t *) inptr), 2); \
+ STANDARD_TO_LOOP_ERR_HANDLER (2); \
+ } \
+ else \
+ { \
+ /* It's an one byte sequence. */ \
+ *outptr++ = *((const uint16_t *) inptr); \
+ inptr += sizeof (uint16_t); \
+ } \
+ }
+#define LOOP_NEED_FLAGS
+#include <iconv/loop.c>
+#include <iconv/skeleton.c>