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Ref T730, replaced uint array by vector to avoid memory leak

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* the heap array was not deleted
* using QVector<uint> now
* const correctness
This commit is contained in:
Klaus Basan
2019-09-29 01:01:28 +02:00
committed by Mat Sutcliffe
parent c3684a2f8c
commit 5f6aebebe8
2 changed files with 20 additions and 23 deletions
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18
src/blackcore/afv/crypto/cryptodtochannel.cpp
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@@ -21,9 +21,8 @@ namespace BlackCore
m_aeadTransmitKey = aeadTransmitKey; m_aeadTransmitKey = aeadTransmitKey;
m_receiveSequenceSizeMaxSize = receiveSequenceHistorySize; m_receiveSequenceSizeMaxSize = receiveSequenceHistorySize;
if (m_receiveSequenceSizeMaxSize < 1) if (m_receiveSequenceSizeMaxSize < 1) { m_receiveSequenceSizeMaxSize = 1; }
m_receiveSequenceSizeMaxSize = 1; m_receiveSequenceHistory.fill(0, m_receiveSequenceSizeMaxSize);
m_receiveSequenceHistory = new uint[m_receiveSequenceSizeMaxSize];
m_receiveSequenceHistoryDepth = 0; m_receiveSequenceHistoryDepth = 0;
} }
@@ -35,9 +34,8 @@ namespace BlackCore
m_hmacKey = channelConfig.hmacKey; m_hmacKey = channelConfig.hmacKey;
m_receiveSequenceSizeMaxSize = receiveSequenceHistorySize; m_receiveSequenceSizeMaxSize = receiveSequenceHistorySize;
if (m_receiveSequenceSizeMaxSize < 1) if (m_receiveSequenceSizeMaxSize < 1) { m_receiveSequenceSizeMaxSize = 1; }
m_receiveSequenceSizeMaxSize = 1; m_receiveSequenceHistory.fill(0, m_receiveSequenceSizeMaxSize);
m_receiveSequenceHistory = new uint[m_receiveSequenceSizeMaxSize];
m_receiveSequenceHistoryDepth = 0; m_receiveSequenceHistoryDepth = 0;
} }
@@ -113,17 +111,16 @@ namespace BlackCore
return true; return true;
} }
bool CCryptoDtoChannel::contains(uint sequence) bool CCryptoDtoChannel::contains(uint sequence) const
{ {
for (int i = 0; i < m_receiveSequenceHistoryDepth; i++) for (int i = 0; i < m_receiveSequenceHistoryDepth; i++)
{ {
if (m_receiveSequenceHistory[i] == sequence) if (m_receiveSequenceHistory[i] == sequence) { return true; }
return true;
} }
return false; return false;
} }
uint CCryptoDtoChannel::getMin(int &minIndex) uint CCryptoDtoChannel::getMin(int &minIndex) const
{ {
uint minValue = std::numeric_limits<uint>::max(); uint minValue = std::numeric_limits<uint>::max();
minIndex = -1; minIndex = -1;
@@ -140,7 +137,6 @@ namespace BlackCore
} }
return minValue; return minValue;
} }
} // ns } // ns
} // ns } // ns
} // ns } // ns

7
src/blackcore/afv/crypto/cryptodtochannel.h
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@@ -16,6 +16,7 @@
#include <QDateTime> #include <QDateTime>
#include <QByteArray> #include <QByteArray>
#include <QVector>
#include <limits> #include <limits>
@@ -50,14 +51,14 @@ namespace BlackCore
bool checkReceivedSequence(uint sequenceReceived); bool checkReceivedSequence(uint sequenceReceived);
private: private:
bool contains(uint sequence); bool contains(uint sequence) const;
uint getMin(int &minIndex); uint getMin(int &minIndex) const;
QByteArray m_aeadTransmitKey; QByteArray m_aeadTransmitKey;
QByteArray m_aeadReceiveKey; QByteArray m_aeadReceiveKey;
uint m_transmitSequence = 0; uint m_transmitSequence = 0;
uint *m_receiveSequenceHistory; QVector<uint> m_receiveSequenceHistory;
int m_receiveSequenceHistoryDepth; int m_receiveSequenceHistoryDepth;
int m_receiveSequenceSizeMaxSize; int m_receiveSequenceSizeMaxSize;