allow NULL IVs for CBC mode, same as all zero IV

2013-07-08 11:52:00 -07:00
parent b66cb11cb8
commit f9bf003718
6 changed files with 37 additions and 22 deletions
--- a/ctaocrypt/src/aes.c
+++ b/ctaocrypt/src/aes.c
@@ -2865,6 +2865,8 @@ int AesSetIV(Aes* aes, const byte* iv)

    if (iv)
        XMEMCPY(aes->reg, iv, AES_BLOCK_SIZE);
+    else
+        XMEMSET(aes->reg,  0, AES_BLOCK_SIZE);

    return 0;
 }