use size_t for numBytes; add check for end-of-string

git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@2396 8092fc87-c524-0410-9efc-e669fe64eaf9
2006-07-25 21:08:44 +00:00
parent c2e74a6cdf
commit f2704a66dc
1 changed files with 4 additions and 1 deletions
@@ -128,7 +128,10 @@ err:

 wchar_t
 getCharFromStringN(const unsigned char **ptr, const unsigned char *end) {
-	int numBytes;
+	size_t numBytes;
+
+	if (*ptr == end)
+		goto err;

 	if (**ptr < 0x80) {
 		numBytes = 1;