44 m_totalFooterLength(0), m_bufferedDataLength(0), m_state(State_Start) {}
50 void SetKey(
const byte *userKey,
size_t keylength,
const NameValuePairs ¶ms);
51 void Restart() {
if (m_state > State_KeySet) m_state = State_KeySet;}
52 void Resynchronize(
const byte *iv,
int length=-1);
53 void Update(
const byte *input,
size_t length);
54 void ProcessData(
byte *outString,
const byte *inString,
size_t length);
55 void TruncatedFinal(
byte *mac,
size_t macSize);
58 void UncheckedSetKey(
const byte * key,
unsigned int length,
const CryptoPP::NameValuePairs ¶ms)
59 {CRYPTOPP_UNUSED(key), CRYPTOPP_UNUSED(length), CRYPTOPP_UNUSED(params); CRYPTOPP_ASSERT(
false);}
61 void AuthenticateData(
const byte *data,
size_t len);
66 virtual bool AuthenticationIsOnPlaintext()
const =0;
67 virtual unsigned int AuthenticationBlockSize()
const =0;
68 virtual void SetKeyWithoutResync(
const byte *userKey,
size_t keylength,
const NameValuePairs ¶ms) =0;
69 virtual void Resync(
const byte *iv,
size_t len) =0;
70 virtual size_t AuthenticateBlocks(
const byte *data,
size_t len) =0;
71 virtual void AuthenticateLastHeaderBlock() =0;
72 virtual void AuthenticateLastConfidentialBlock() {}
73 virtual void AuthenticateLastFooterBlock(
byte *mac,
size_t macSize) =0;
77 enum State {State_Start, State_KeySet, State_IVSet, State_AuthUntransformed, State_AuthTransformed, State_AuthFooter};
80 lword m_totalHeaderLength, m_totalMessageLength, m_totalFooterLength;
81 unsigned int m_bufferedDataLength;