47 lines
802 B
C
47 lines
802 B
C
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#ifndef __GROWBUF_H_
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#define __GROWBUF_H_
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class IGrowBuf
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{
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public:
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virtual ~IGrowBuf() {}
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virtual int add(const void *data, int len)=0;
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virtual void resize(int newlen)=0;
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virtual int getlen() const=0;
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virtual void *get() const=0;
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};
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class GrowBuf : public IGrowBuf
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{
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private: // don't copy instances
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GrowBuf(const GrowBuf&);
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void operator=(const GrowBuf&);
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public:
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GrowBuf();
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virtual ~GrowBuf();
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void set_zeroing(int zero);
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int add(const void *data, int len);
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void resize(int newlen);
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int getlen() const;
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void *get() const;
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private:
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void *m_s;
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int m_alloc;
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int m_used;
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int m_zero;
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protected:
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int m_bs;
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};
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class TinyGrowBuf : public GrowBuf {
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public:
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TinyGrowBuf() : GrowBuf() { m_bs=1024; }
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};
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#endif
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