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Diffstat (limited to 'src/modes/cfb/cfb_getiv.c')
-rw-r--r--src/modes/cfb/cfb_getiv.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/src/modes/cfb/cfb_getiv.c b/src/modes/cfb/cfb_getiv.c
index 5c5b4c4..1689a75 100644
--- a/src/modes/cfb/cfb_getiv.c
+++ b/src/modes/cfb/cfb_getiv.c
@@ -6,7 +6,7 @@
* The library is free for all purposes without any express
* guarantee it works.
*
- * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.org
+ * Tom St Denis, tomstdenis@gmail.com, http://libtomcrypt.com
*/
#include "tomcrypt.h"
@@ -15,7 +15,7 @@
CFB implementation, get IV, Tom St Denis
*/
-#ifdef CFB
+#ifdef LTC_CFB_MODE
/**
Get the current initial vector
@@ -30,6 +30,7 @@ int cfb_getiv(unsigned char *IV, unsigned long *len, symmetric_CFB *cfb)
LTC_ARGCHK(len != NULL);
LTC_ARGCHK(cfb != NULL);
if ((unsigned long)cfb->blocklen > *len) {
+ *len = cfb->blocklen;
return CRYPT_BUFFER_OVERFLOW;
}
XMEMCPY(IV, cfb->IV, cfb->blocklen);
@@ -41,5 +42,5 @@ int cfb_getiv(unsigned char *IV, unsigned long *len, symmetric_CFB *cfb)
#endif
/* $Source: /cvs/libtom/libtomcrypt/src/modes/cfb/cfb_getiv.c,v $ */
-/* $Revision: 1.3 $ */
-/* $Date: 2005/05/05 14:35:59 $ */
+/* $Revision: 1.6 $ */
+/* $Date: 2006/06/29 01:51:34 $ */