X-Git-Url: https://git.saurik.com/apple/security.git/blobdiff_plain/5c19dc3ae3bd8e40a9c028b0deddd50ff337692c..8d27c3ff7852f189d80642bf29bad598c79c8e56:/OSX/libsecurity_apple_csp/lib/BlockCryptor.cpp

diff --git a/OSX/libsecurity_apple_csp/lib/BlockCryptor.cpp b/OSX/libsecurity_apple_csp/lib/BlockCryptor.cpp
index d694ee91..feed1661 100644
--- a/OSX/libsecurity_apple_csp/lib/BlockCryptor.cpp
+++ b/OSX/libsecurity_apple_csp/lib/BlockCryptor.cpp
@@ -30,9 +30,9 @@
 #include <security_utilities/debugging.h>
 #include <security_cdsa_utilities/cssmdata.h>
 
-#define BlockCryptDebug(args...)	secdebug("blockCrypt", ## args)
-#define bprintf(args...)			secdebug("blockCryptBuf", ## args)
-#define ioprintf(args...)			secdebug("blockCryptIo", ## args)
+#define BlockCryptDebug(args...)	secinfo("blockCrypt", ## args)
+#define bprintf(args...)			secinfo("blockCryptBuf", ## args)
+#define ioprintf(args...)			secinfo("blockCryptIo", ## args)
 
 BlockCryptor::~BlockCryptor()
 {
@@ -317,7 +317,7 @@ void BlockCryptor::update(
 	/* 
 	 * en/decrypt even blocks in (remaining) inp.  
 	 */
-	size_t leftOver = uInSize % mInBlockSize;
+    size_t leftOver = (mInBlockSize > 0) ? uInSize % mInBlockSize : 0;
 	if((leftOver == 0) && needLeftOver) {
 		/* 
 		 * Even blocks coming in, but we really need to leave some data
@@ -327,7 +327,7 @@ void BlockCryptor::update(
 		leftOver = mInBlockSize; 
 	}
 	toMove = uInSize - leftOver;
-	size_t blocks = toMove / mInBlockSize;
+    size_t blocks = (mInBlockSize > 0) ? toMove / mInBlockSize : 0;
 	if(mMultiBlockCapable && !doCbc && (blocks != 0)) {
 		/* 
 		 * Optimization for algorithms that are multi-block capable and that