www.pudn.com > manypeopleallchat.rar > Buffer.h, change:2004-02-19,size:1196b

// Buffer.h: interface for the CBuffer class. 
// 
////////////////////////////////////////////////////////////////////// 
 
#if !defined(AFX_BUFFER_H__24DD7377_C307_4C0B_87B4_E23481B7AA5F__INCLUDED_) 
#define AFX_BUFFER_H__24DD7377_C307_4C0B_87B4_E23481B7AA5F__INCLUDED_ 
 
#if _MSC_VER > 1000 
#pragma once 
#endif // _MSC_VER > 1000 
 
class CBuffer   
{ 
protected: 
	PCHAR	m_pBase;	//缓冲的基址 
	PCHAR	m_pPtr;		//指向还没有保存数据的缓冲地址 
	UINT	m_nSize;	//缓冲的长度 
	// Methods 
protected: 
	UINT ReAllocateBuffer(UINT nRequestedSize); 
	UINT DeAllocateBuffer(UINT nRequestedSize); 
	UINT GetMemSize();	 
public: 
	int Scan(const CHAR scan, UINT nPos); 
	void ClearBuffer(); 
	 
	UINT Delete(UINT nSize); 
	UINT Read(PCHAR pData, UINT nSize); 
	BOOL Write(LPCSTR pData, UINT nSize); 
	BOOL Write(CString& strData); 
	UINT GetBufferLen(); 
	int Scan(PCHAR pScan,UINT nPos); 
	BOOL Insert(PCHAR pData, UINT nSize); 
	BOOL Insert(CString& strData); 
	 
	void Copy(CBuffer& buffer);	 
	 
	PCHAR GetBuffer(UINT nPos=0); 
	 
	CBuffer(); 
	~CBuffer(); 
	 
	void FileWrite(const CString& strFileName); 
}; 
 
#endif // !defined(AFX_BUFFER_H__24DD7377_C307_4C0B_87B4_E23481B7AA5F__INCLUDED_)