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Update documentation

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This commit is contained in:
Jeffrey Walton 2019-01-26 00:12:11 -05:00
parent b9d2310beb
commit 83f41e0d76
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GPG Key ID: B36AB348921B1838
1 changed files with 12 additions and 3 deletions
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15
strciphr.h
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@ -200,7 +200,14 @@ struct CRYPTOPP_DLL CRYPTOPP_NO_VTABLE AdditiveCipherAbstractPolicy
template <typename WT, unsigned int W, unsigned int X = 1, class BASE = AdditiveCipherAbstractPolicy>
struct CRYPTOPP_NO_VTABLE AdditiveCipherConcretePolicy : public BASE
{
/// \brief Word type for the cipher
typedef WT WordType;
/// \brief Number of bytes for an iteration
/// \details BYTES_PER_ITERATION is the product <tt>sizeof(WordType) * W</tt>.
/// For example, ChaCha uses 16 each <tt>word32</tt>, and the value of
/// BYTES_PER_ITERATION is 64. Each invocation of the ChaCha block function
/// produces 64 bytes of keystream.
CRYPTOPP_CONSTANT(BYTES_PER_ITERATION = sizeof(WordType) * W)
virtual ~AdditiveCipherConcretePolicy() {}
@ -208,8 +215,9 @@ struct CRYPTOPP_NO_VTABLE AdditiveCipherConcretePolicy : public BASE
#if !(CRYPTOPP_BOOL_X86 || CRYPTOPP_BOOL_X64)
/// \brief Provides data alignment requirements
/// \returns data alignment requirements, in bytes
/// \details Internally, the default implementation returns 1. If the stream cipher is implemented
/// using an SSE2 ASM or intrinsics, then the value returned is usually 16.
/// \details Internally, the default implementation returns 1. If the stream
/// cipher is implemented using an SSE2 ASM or intrinsics, then the value
/// returned is usually 16.
unsigned int GetAlignment() const {return GetAlignmentOf<WordType>();}
#endif
@ -223,7 +231,8 @@ struct CRYPTOPP_NO_VTABLE AdditiveCipherConcretePolicy : public BASE
unsigned int GetIterationsToBuffer() const {return X;}
/// \brief Flag indicating
/// \returns true if the stream can be generated independent of the transformation input, false otherwise
/// \returns true if the stream can be generated independent of the
/// transformation input, false otherwise
/// \sa CanOperateKeystream(), OperateKeystream(), WriteKeystream()
bool CanOperateKeystream() const {return true;}