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fix multithreading bug

pull/2/head
weidai 2003-09-10 21:01:14 +00:00
parent 0ad5a52c9a
commit 1b953a6a6c
1 changed files with 3 additions and 6 deletions
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9
esign.h
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@ -93,17 +93,14 @@ public:
HashTransformation &hash, HashIdentifier hashIdentifier, bool messageEmpty, HashTransformation &hash, HashIdentifier hashIdentifier, bool messageEmpty,
byte *representative, unsigned int representativeBitLength) const byte *representative, unsigned int representativeBitLength) const
{ {
m_digest.New(hash.DigestSize()); SecByteBlock digest(hash.DigestSize());
hash.Final(m_digest); hash.Final(digest);
unsigned int representativeByteLength = BitsToBytes(representativeBitLength); unsigned int representativeByteLength = BitsToBytes(representativeBitLength);
T mgf; T mgf;
mgf.GenerateAndMask(hash, representative, representativeByteLength, m_digest, m_digest.size(), false); mgf.GenerateAndMask(hash, representative, representativeByteLength, digest, digest.size(), false);
if (representativeBitLength % 8 != 0) if (representativeBitLength % 8 != 0)
representative[0] = (byte)Crop(representative[0], representativeBitLength % 8); representative[0] = (byte)Crop(representative[0], representativeBitLength % 8);
} }
private:
mutable SecByteBlock m_digest;
}; };
//! EMSA5, for use with ESIGN //! EMSA5, for use with ESIGN