IIEP_FileIn.H
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//
// __ __ __ __ __ __ __ __ __ __ __ __ __ __ __ __
// /_//_//_//_/\ /_//_//_//_/\ /_//_//_//_/\ /_//_//_//_/\
// \_/_//_/\\_\/ \_/_//_/\\_\//_/\\_\\_\\_\//_/\\_\\_/_/\/
// /_//_/\/ /_//_/\/ /_/\/ __ /_/\/ __ /_/\/
// /_//_/\/ /_//_/\/ /_//_//_/\ /_//_//_//_/\/
// /_//_/\/ /_//_/\/ /_/\\_\\_\/ /_/\\_\\_\\_\/
// __ /_//_/\/ __ /_//_/\/ /_/\/ __ __ /_/\/
// /_//_//_//_/\ /_//_//_//_/\ /_//_//_//_/\ /_/\/
// \_\\_\\_\\_\/ \_\\_\\_\\_\/ \_\\_\\_\\_\/ \_\/
//
//
// ..:: Interactive Internet Entertainment Platform ::..
//
// (C) 2000-2005, FAN YI PENG. ALL RIGHTS RESERVED
//
// ________________________________________________________________________________________________
//
/// @file IIEP_FileIn.H
/// @brief 文件输入接口类
// ________________________________________________________________________________________________
//
//
// _____________________________________
// | |
// | DATA |
// _____________________________|_____________________________________|____________________________
//
// __________
// __________________________________________| CONFIG |__________________________________________
#pragma once
// ____________________________________________ CONFIG ____________________________________________
//
// __________
// __________________________________________| HEADER |__________________________________________
#include <stdio.h>
#include <string>
#include <IIEP_Def.H>
// ____________________________________________ HEADER ____________________________________________
//
// __________
// __________________________________________| DEFINE |__________________________________________
//
// ___________
// ____/ CFileIn \_______________________________________________________________________________
namespace IIEP
{
/// @brief 文件输入接口类
class CFileIn
{
public:
CFileIn(void);
~CFileIn(void);
bool Open(const char *pcszFileName);
bool Open(const WORD *pcwsFileName);
void Close(void);
DWORD GetFileSize(void) const;
DWORD GetReadPosition(void) const;
bool Seek(long nOffset, long nOrigin = 0); // SEEK_SET = 0 SEEK_CUR = 1 SEEK_END = 2
bool Skip(long nOffset) { return Seek(nOffset, 1); }
DWORD Read(PVOID pDataBuffer, DWORD dwReadSize);
bool ReadB(BYTE &ucData)
{
return (1 == Read(&ucData, 1));
}
bool ReadW(WORD &wData)
{
return (2 == Read(&wData, 2));
}
bool ReadDW(DWORD &dwData)
{
return (4 == Read(&dwData, 4));
}
bool ReadInverseW(WORD &wData)
{
if (2 == Read(&wData, 2))
{
_asm
{
MOV ECX, wData
MOV AX, [ECX]
XCHG AH, AL
MOV [ECX], AX
}
return true;
}
return false;
}
bool ReadInverseDW(DWORD &dwData)
{
if (4 == Read(&dwData, 4))
{
_asm
{
MOV ECX, dwData
MOV EAX, [ECX]
BSWAP EAX
MOV [ECX], EAX
}
return true;
}
return false;
}
// --------------------------------------------------------------------------------------------
bool ReadAnsiLine(std::string &strLine);
bool ReadUnicodeLine(std::wstring &wstrLine, bool bBigEndian);
bool ReadAnsiString (char *pszBuffer, DWORD dwBufferLength);
bool ReadUnicodeString(WORD *pwzBuffer, DWORD dwBufferLength);
// --------------------------------------------------------------------------------------------
private:
CFileIn(const CFileIn &); // forbidden
CFileIn & operator = (const CFileIn &); // forbidden
#include <CORE/CORE_FileIn.H>
};
}
// ______ CFileIn _________________________________________________________________________________
//
// _______________
// ____/ Memory File \___________________________________________________________________________
namespace IIEP
{
bool CreateMemoryFile(PVOID pMemory, DWORD dwLength, const char *pcszFileName);
bool CreateMemoryFile(PVOID pMemory, DWORD dwLength, const WORD *pcwsFileName);
bool RemoveMemoryFile(const char *pcszFileName);
bool RemoveMemoryFile(const WORD *pcwsFileName);
void RemoveMemoryFile(void);
}
// ______ Memory File _____________________________________________________________________________
//
// ____________________________________________ DEFINE ____________________________________________
//
// ____________________________________________________________________________________ DATA ______
//
// ___________________________________________ FILE END ___________________________________________