Class ByteQueueNode

src/cryptlib/queue.cpp:8–41

this class for use by ByteQueue only

// this class for use by ByteQueue only
class ByteQueueNode
{
public:
    ByteQueueNode(unsigned int maxSize);

    unsigned int CurrentSize() const
        {return tail-head;}
    unsigned int UsedUp() const
        {return (head==MaxSize());}

    unsigned int Put(byte inByte);
    unsigned int Put(const byte *inString, unsigned int length);

    unsigned int Get(byte &outByte);
    unsigned int Get(byte *outString, unsigned int getMax);

    unsigned int Peek(byte &outByte) const;

    void CopyTo(BufferedTransformation &target) const
        {target.Put(buf+head, tail-head);}
    void CopyTo(byte *target) const
        {memcpy(target, buf+head, tail-head);}

    byte operator[](unsigned int i) const
        {return buf[i-head];}

    ByteQueueNode *next;

private:
    unsigned int MaxSize() const {return buf.size;}

    SecByteBlock buf;
    unsigned int head, tail;
};


ByteQueueNode::ByteQueueNode(unsigned int maxSize)