From f424a18112032cf61d2871a6b91a5af607c171ae Mon Sep 17 00:00:00 2001 From: Kirill Volinsky Date: Fri, 20 Jul 2012 16:21:49 +0000 Subject: CryptoPP: changed folder structure git-svn-id: http://svn.miranda-ng.org/main/trunk@1083 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c --- plugins/CryptoPP/crypto/src/mqueue.h | 98 ++++++++++++++++++++++++++++++++++++ 1 file changed, 98 insertions(+) create mode 100644 plugins/CryptoPP/crypto/src/mqueue.h (limited to 'plugins/CryptoPP/crypto/src/mqueue.h') diff --git a/plugins/CryptoPP/crypto/src/mqueue.h b/plugins/CryptoPP/crypto/src/mqueue.h new file mode 100644 index 0000000000..a05cafbf4c --- /dev/null +++ b/plugins/CryptoPP/crypto/src/mqueue.h @@ -0,0 +1,98 @@ +#ifndef CRYPTOPP_MQUEUE_H +#define CRYPTOPP_MQUEUE_H + +#include "queue.h" +#include "filters.h" +#include + +NAMESPACE_BEGIN(CryptoPP) + +//! Message Queue +class CRYPTOPP_DLL MessageQueue : public AutoSignaling +{ +public: + MessageQueue(unsigned int nodeSize=256); + + void IsolatedInitialize(const NameValuePairs ¶meters) + {m_queue.IsolatedInitialize(parameters); m_lengths.assign(1, 0U); m_messageCounts.assign(1, 0U);} + size_t Put2(const byte *begin, size_t length, int messageEnd, bool blocking) + { + m_queue.Put(begin, length); + m_lengths.back() += length; + if (messageEnd) + { + m_lengths.push_back(0); + m_messageCounts.back()++; + } + return 0; + } + bool IsolatedFlush(bool hardFlush, bool blocking) {return false;} + bool IsolatedMessageSeriesEnd(bool blocking) + {m_messageCounts.push_back(0); return false;} + + lword MaxRetrievable() const + {return m_lengths.front();} + bool AnyRetrievable() const + {return m_lengths.front() > 0;} + + size_t TransferTo2(BufferedTransformation &target, lword &transferBytes, const std::string &channel=NULL_CHANNEL, bool blocking=true); + size_t CopyRangeTo2(BufferedTransformation &target, lword &begin, lword end=LWORD_MAX, const std::string &channel=NULL_CHANNEL, bool blocking=true) const; + + lword TotalBytesRetrievable() const + {return m_queue.MaxRetrievable();} + unsigned int NumberOfMessages() const + {return (unsigned int)m_lengths.size()-1;} + bool GetNextMessage(); + + unsigned int NumberOfMessagesInThisSeries() const + {return m_messageCounts[0];} + unsigned int NumberOfMessageSeries() const + {return (unsigned int)m_messageCounts.size()-1;} + + unsigned int CopyMessagesTo(BufferedTransformation &target, unsigned int count=UINT_MAX, const std::string &channel=NULL_CHANNEL) const; + + const byte * Spy(size_t &contiguousSize) const; + + void swap(MessageQueue &rhs); + +private: + ByteQueue m_queue; + std::deque m_lengths; + std::deque m_messageCounts; +}; + + +//! A filter that checks messages on two channels for equality +class CRYPTOPP_DLL EqualityComparisonFilter : public Unflushable > +{ +public: + struct MismatchDetected : public Exception {MismatchDetected() : Exception(DATA_INTEGRITY_CHECK_FAILED, "EqualityComparisonFilter: did not receive the same data on two channels") {}}; + + /*! if throwIfNotEqual is false, this filter will output a '\\0' byte when it detects a mismatch, '\\1' otherwise */ + EqualityComparisonFilter(BufferedTransformation *attachment=NULL, bool throwIfNotEqual=true, const std::string &firstChannel="0", const std::string &secondChannel="1") + : m_throwIfNotEqual(throwIfNotEqual), m_mismatchDetected(false) + , m_firstChannel(firstChannel), m_secondChannel(secondChannel) + {Detach(attachment);} + + size_t ChannelPut2(const std::string &channel, const byte *begin, size_t length, int messageEnd, bool blocking); + bool ChannelMessageSeriesEnd(const std::string &channel, int propagation=-1, bool blocking=true); + +private: + unsigned int MapChannel(const std::string &channel) const; + bool HandleMismatchDetected(bool blocking); + + bool m_throwIfNotEqual, m_mismatchDetected; + std::string m_firstChannel, m_secondChannel; + MessageQueue m_q[2]; +}; + +NAMESPACE_END + +NAMESPACE_BEGIN(std) +template<> inline void swap(CryptoPP::MessageQueue &a, CryptoPP::MessageQueue &b) +{ + a.swap(b); +} +NAMESPACE_END + +#endif -- cgit v1.2.3