From 399da01ae4eb5c5e3e9349bacc2063c946c3d4a1 Mon Sep 17 00:00:00 2001
From: Bo Yang <struggleyb.nku@gmail.com>
Date: Tue, 11 Aug 2009 11:17:23 +0000
Subject: Merge the branches/struggleyb/libdom-remain back to trunk.

svn path=/trunk/dom/; revision=9191
---
 src/utils/character_valid.h | 54 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 src/utils/character_valid.h

(limited to 'src/utils/character_valid.h')

diff --git a/src/utils/character_valid.h b/src/utils/character_valid.h
new file mode 100644
index 0000000..5094e7c
--- /dev/null
+++ b/src/utils/character_valid.h
@@ -0,0 +1,54 @@
+/*
+ * This file is part of libdom.
+ * Licensed under the MIT License,
+ *			http://www.opensource.org/licenses/mit-license.php
+ * Copyright 2009 Bo Yang <struggleyb.nku@gmail.com>
+ *
+ * This file contains the API used to validate whether certain character in
+ * name/value is legal according the XML 1.0 standard. See 
+ *
+ * http://www.w3.org/TR/2004/REC-xml-20040204/
+ * http://www.w3.org/TR/REC-xml/
+ * 
+ * for detail.
+ */
+
+#ifndef dom_utils_character_valid_h_
+#define dom_utils_character_valid_h_
+
+#include <stdbool.h>
+#include <stdlib.h>
+
+struct xml_char_range {
+	unsigned int start;
+	unsigned int end;
+};
+
+struct xml_char_group {
+	size_t len;
+	const struct xml_char_range *range;
+};
+
+/* The groups */
+extern const struct xml_char_group base_char_group;
+extern const struct xml_char_group char_group;
+extern const struct xml_char_group combining_char_group;
+extern const struct xml_char_group digit_char_group;
+extern const struct xml_char_group extender_group;
+extern const struct xml_char_group ideographic_group;
+
+bool _dom_is_character_in_group(unsigned int ch,
+		const struct xml_char_group *group);
+
+#define is_base_char(ch) _dom_is_character_in_group((ch), &base_char_group)
+#define is_char(ch) _dom_is_character_in_group((ch), &char_group)
+#define is_combining_char(ch) _dom_is_character_in_group((ch), \
+		&combining_char_group)
+#define is_digit(ch) _dom_is_character_in_group((ch), &digit_char_group)
+#define is_extender(ch) _dom_is_character_in_group((ch), &extender_group)
+#define is_ideographic(ch) _dom_is_character_in_group((ch), &ideographic_group)
+
+#define is_letter(ch)  (is_base_char(ch) || is_ideographic(ch))
+
+#endif
+
-- 
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