From: Martin Mares <mj@ucw.cz>
Date: Tue, 27 Mar 2001 16:29:07 +0000 (+0000)
Subject: Added ASSERT checks for tag byte syntax. Didn't find any errors yet.
X-Git-Tag: holmes-import~1499
X-Git-Url: http://mj.ucw.cz/gitweb/?a=commitdiff_plain;h=dd6ceba421c4d5853c4d266447ef9c2fb5ac9446;p=libucw.git

Added ASSERT checks for tag byte syntax. Didn't find any errors yet.
---

diff --git a/lib/index.h b/lib/index.h
index ebd28f3a..97af12f5 100644
--- a/lib/index.h
+++ b/lib/index.h
@@ -101,9 +101,16 @@ fp_hash(struct fingerprint *fp)
     {								\
       p++;							\
       if (u >= 0xb0)						\
-	u += 0x80020000;					\
+        {							\
+	  if (u != 0xb0)					\
+            ASSERT(0);						\
+	  u += 0x80020000;					\
+        }							\
       else if (u >= 0xa0)					\
-	u = 0x80010000 + ((u & 0x0f) << 6) + (*p++ & 0x3f);	\
+        {							\
+	  ASSERT(*p >= 0x80 && *p <= 0xbf);			\
+	  u = 0x80010000 + ((u & 0x0f) << 6) + (*p++ & 0x3f);	\
+        }							\
       else							\
 	u += 0x80000000;					\
     }								\