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author | Micah Anderson <micah@riseup.net> | 2013-08-22 16:39:52 -0400 |
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committer | Micah Anderson <micah@riseup.net> | 2013-08-22 16:57:38 -0400 |
commit | 6d35b188b668c5007409e63a15e8340ed34dcfb8 (patch) | |
tree | c9dd25f3675b3b6f9b29b0786057f8a4d377bc2b /src-cryptopp/randpool.h | |
parent | 86a1089dc6694f58d0f3356bdf9c8fe4061421f5 (diff) | |
parent | 5e60e0e3af85f22aa0afe8bf0ecf85619afacfeb (diff) |
Merge tag 'upstream/0.6.0.12'
Upstream version 0.6.0.12
Diffstat (limited to 'src-cryptopp/randpool.h')
-rw-r--r-- | src-cryptopp/randpool.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src-cryptopp/randpool.h b/src-cryptopp/randpool.h new file mode 100644 index 0000000..c25bc9b --- /dev/null +++ b/src-cryptopp/randpool.h @@ -0,0 +1,33 @@ +#ifndef CRYPTOPP_RANDPOOL_H +#define CRYPTOPP_RANDPOOL_H + +#include "cryptlib.h" +#include "filters.h" + +NAMESPACE_BEGIN(CryptoPP) + +//! Randomness Pool +/*! This class can be used to generate cryptographic quality + pseudorandom bytes after seeding the pool with IncorporateEntropy() */ +class CRYPTOPP_DLL RandomPool : public RandomNumberGenerator, public NotCopyable +{ +public: + RandomPool(); + + bool CanIncorporateEntropy() const {return true;} + void IncorporateEntropy(const byte *input, size_t length); + void GenerateIntoBufferedTransformation(BufferedTransformation &target, const std::string &channel, lword size); + + // for backwards compatibility. use RandomNumberSource, RandomNumberStore, and RandomNumberSink for other BufferTransformation functionality + void Put(const byte *input, size_t length) {IncorporateEntropy(input, length);} + +private: + FixedSizeSecBlock<byte, 32> m_key; + FixedSizeSecBlock<byte, 16> m_seed; + member_ptr<BlockCipher> m_pCipher; + bool m_keySet; +}; + +NAMESPACE_END + +#endif |