From 703a8b505cf698c310497086334408d44397d121 Mon Sep 17 00:00:00 2001
From: John Mark Bell <jmb@netsurf-browser.org>
Date: Thu, 22 Jan 2009 00:45:26 +0000
Subject: Move isDigit() and isHex() to utils.h. Fix #rgb/#rrggbb parsing to
 ensure that the characters are valid hex digits.

svn path=/trunk/libcss/; revision=6167
---
 src/utils/utils.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'src/utils')

diff --git a/src/utils/utils.h b/src/utils/utils.h
index 835265b..8100669 100644
--- a/src/utils/utils.h
+++ b/src/utils/utils.h
@@ -125,6 +125,16 @@ static inline fixed number_from_css_string(const css_string *string,
 	return FMULI(((intpart << 10) | fracpart), sign);
 }
 
+static inline bool isDigit(uint8_t c)
+{
+	return '0' <= c && c <= '9';
+}
+
+static inline bool isHex(uint8_t c)
+{
+	return isDigit(c) || ('a' <= c && c <= 'f') || ('A' <= c && c <= 'F');
+}
+
 static inline uint32_t charToHex(uint8_t c)
 {
 	switch (c) {
-- 
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