From c46c9fbc2be9ff8d0d97236bd78b2be4a74b754b Mon Sep 17 00:00:00 2001 From: weidai Date: Mon, 16 Apr 2007 00:34:13 +0000 Subject: rename STRUCTURED_IV to UNIQUE_IV. assert correct cipher direction --- modes.cpp | 1 + 1 file changed, 1 insertion(+) (limited to 'modes.cpp') diff --git a/modes.cpp b/modes.cpp index 295fc341..b51afe9b 100644 --- a/modes.cpp +++ b/modes.cpp @@ -61,6 +61,7 @@ inline void CTR_ModePolicy::ProcessMultipleBlocks(byte *output, const byte *inpu void CTR_ModePolicy::OperateKeystream(KeystreamOperation operation, byte *output, const byte *input, size_t iterationCount) { + assert(m_cipher->IsForwardTransformation()); // CTR mode needs the "encrypt" direction of the underlying block cipher, even to decrypt unsigned int maxBlocks = m_cipher->OptimalNumberOfParallelBlocks(); if (maxBlocks == 1) { -- cgit v1.2.1