36 lines
688 B
C++
36 lines
688 B
C++
#pragma once
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#include <Windows.h>
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#include <vector>
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using namespace std;
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class ByteBuffer
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{
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public:
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ByteBuffer(unsigned int size = 1024);
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virtual ~ByteBuffer(void);
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// debug function
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void dump();
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// 从缓存的末尾写入数据(缓存会增加大小)
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bool write(const void* data, unsigned int size);
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// 从缓存的头部读取数据(缓存会减小大小)
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bool read(void* data, unsigned int size);
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// 从指定位置取指定大小的连续的数据，但不改变缓存大小
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bool get(void* data, unsigned int size, unsigned int pos = 0);
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// 取得缓存区的大小(即数据的字节数)
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size_t size();
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protected:
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void prevWrite(unsigned int size);
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private:
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vector<byte> m_buffer;
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unsigned int m_curPos;
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unsigned int m_curSize;
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};
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