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authornaruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2007-06-04 12:31:26 +0000
committernaruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2007-06-04 12:31:26 +0000
commitaf1c4167287b9353fec766f932fe4afe97116ad4 (patch)
treefe952114fed9f49b11fa58533478ef130eddeba7 /ext/json/ext/parser/unicode.h
parent6b3ef2249cc6d03b9e153a1bbfb24eb12d4032a5 (diff)
* lib/json.rb, lib/json, ext/json, test/json:
import JSON library. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12428 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/json/ext/parser/unicode.h')
-rwxr-xr-xext/json/ext/parser/unicode.h58
1 files changed, 58 insertions, 0 deletions
diff --git a/ext/json/ext/parser/unicode.h b/ext/json/ext/parser/unicode.h
new file mode 100755
index 0000000000..155da0ceee
--- /dev/null
+++ b/ext/json/ext/parser/unicode.h
@@ -0,0 +1,58 @@
+
+#ifndef _PARSER_UNICODE_H_
+#define _PARSER_UNICODE_H_
+
+#include "ruby.h"
+
+typedef unsigned long UTF32; /* at least 32 bits */
+typedef unsigned short UTF16; /* at least 16 bits */
+typedef unsigned char UTF8; /* typically 8 bits */
+
+#define UNI_REPLACEMENT_CHAR (UTF32)0x0000FFFD
+#define UNI_MAX_BMP (UTF32)0x0000FFFF
+#define UNI_MAX_UTF16 (UTF32)0x0010FFFF
+#define UNI_MAX_UTF32 (UTF32)0x7FFFFFFF
+#define UNI_MAX_LEGAL_UTF32 (UTF32)0x0010FFFF
+
+#define UNI_SUR_HIGH_START (UTF32)0xD800
+#define UNI_SUR_HIGH_END (UTF32)0xDBFF
+#define UNI_SUR_LOW_START (UTF32)0xDC00
+#define UNI_SUR_LOW_END (UTF32)0xDFFF
+
+static const int halfShift = 10; /* used for shifting by 10 bits */
+
+static const UTF32 halfBase = 0x0010000UL;
+static const UTF32 halfMask = 0x3FFUL;
+
+typedef enum {
+ conversionOK = 0, /* conversion successful */
+ sourceExhausted, /* partial character in source, but hit end */
+ targetExhausted, /* insuff. room in target for conversion */
+ sourceIllegal /* source sequence is illegal/malformed */
+} ConversionResult;
+
+typedef enum {
+ strictConversion = 0,
+ lenientConversion
+} ConversionFlags;
+
+char *JSON_convert_UTF16_to_UTF8 (
+ VALUE buffer,
+ char *source,
+ char *sourceEnd,
+ ConversionFlags flags);
+
+#ifndef RARRAY_PTR
+#define RARRAY_PTR(ARRAY) RARRAY(ARRAY)->ptr
+#endif
+#ifndef RARRAY_LEN
+#define RARRAY_LEN(ARRAY) RARRAY(ARRAY)->len
+#endif
+#ifndef RSTRING_PTR
+#define RSTRING_PTR(string) RSTRING(string)->ptr
+#endif
+#ifndef RSTRING_LEN
+#define RSTRING_LEN(string) RSTRING(string)->len
+#endif
+
+#endif