Spelling corrections

1 files changed, 8 insertions, 7 deletions

diff --git a/filters.cpp b/filters.cpp
index ed24be5d..c07e912c 100644
--- a/filters.cpp
+++ b/filters.cpp
@@ -694,12 +694,13 @@ void StreamTransformationFilter::NextPutModifiable(byte *inString, size_t length
 

 void StreamTransformationFilter::LastPut(const byte *inString, size_t length)

 {

-	// This block is new to StreamTransformationFilter. It somewhat of a hack and was added

-	//  for OCB mode; see GitHub Issue 515. The rub with OCB is, its a block cipher and the

-	//  last block size can be 0. However, "last block = 0" is not the 0 predacted in the

-	//  original code. In the orginal code 0 means "nothing special" so DEFAULT_PADDING is

-	//  applied. OCB's 0 literally means a final block size can be 0 or non-0; and no padding

-	//  is needed in either case because OCB has its own scheme (see handling of P_* and A_*).

+	// This block is new to StreamTransformationFilter. It is somewhat of a hack and was

+	//  added for OCB mode; see GitHub Issue 515. The rub with OCB is, its a block cipher

+	//  and the last block size can be 0. However, "last block = 0" is not the 0 predicated

+	//  in the original code. In the orginal code 0 means "nothing special" so

+	//  DEFAULT_PADDING is applied. OCB's 0 literally means a final block size can be 0 or

+	//  non-0; and no padding is needed in either case because OCB has its own scheme (see

+	//  handling of P_* and A_*).

 	// Stream ciphers have policy objects to convey how to operate the cipher. The Crypto++

 	//  framework operates well when MinLastBlockSize() is 1. However, it did not appear to

 	//  cover the OCB case either because we can't stream OCB. It needs full block sizes. In

@@ -712,7 +713,7 @@ void StreamTransformationFilter::LastPut(const byte *inString, size_t length)
 	// In some respect we have already hit the need for more information. For example, OCB

 	//  calculates the checksum on the cipher text at the same time, so we don't need the

 	//  disjoint behavior of calling "EncryptBlock" followed by a separate "AuthenticateBlock".

-	//  Additional information may allow us to avoid the two spearate calls.

+	//  Additional information may allow us to avoid the two separate calls.

 	if (m_isSpecial)

 	{

 		const size_t leftOver = length % m_mandatoryBlockSize;