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/*
* kxBuffLibrary : krkim's eXtended Intelligent & Sequencial Linear Buffer Library
* PURPOSE : Intelligent increasing buffer with a big buffer data,add to sequencial data,
* string,list like MFC String or PtrArray on Non-MFC platforms(general C/C++).
*
* Copyright(c) 2005-2010 Durumul.com ,Korea
* Author : KRKIM(kyung rae kim)
* yeamaec@hanafos.com (http://www.durumul.com, http://krkim.net)
*
* Version : 1.0.4
* This source is free to use as you like but leave this notice.
* If you make any changes(bugfix,updating),please mail the new version to me.
*
* This material is provided "as is", with absolutely no warranty expressed
* or implied. Any use is at your own risk.
*
* Permission to use or copy this software for any purpose is hereby granted
* without fee, provided the above notices are retained on all copies.
* Permission to modify the code and to distribute modified code is granted,
* provided the above notices are retained, and a notice that the code was
* modified is included with the above copyright notice.
*
*/
/*
History:
1.0.3 - 2007.11.27 <krkim> add operators to IBuff.
1.0.2 - 2007.11 <krkim> Renew TCHAR and LPTSTR for UNICODE Compatible.
1.0.1 - 2006.12.07 <krkim> Add resize at kxList.
1.0.0 - not support decreasing buffer.
Initial version 1.0 2005 12.15 KRKIM.
*/
#pragma once
#pragma warning (push)
#pragma warning(disable : 4996)
#ifndef KXFILE__H
#define KXFILE__H
#include <kxbuff.h>
namespace kxBuffLib{
class kxFile
{
public:
FILE *m_fp;
kxFile(){
m_fp = 0;
}
kxFile(kxString file,kxString mode){
m_fp = fopen(file,mode);
}
~kxFile(){
if(m_fp) fclose(m_fp);
m_fp = 0;
}
FILE *fp(){
return m_fp;
}
bool IsOpened() { return m_fp != 0;}
bool Close(){
if(m_fp)
fclose(m_fp);
m_fp = 0;
}
kxFile& operator=(const kxFile& srcFile){
Close();
m_fp = srcFile.m_fp;
return (*this);
}
//
// 밀리 초는 10^-3 초 입니다.마이크로는 10^-6초 나노초는 10^-9초 피코초는 10^-12초 입니다 10^-1 = 10분의 1초
static INT64 ConvFileTime(FILETIME filetime)//10초당 (100나노초) 단위
{
INT64 i64;
//FILETIME = 100나노초
i64=(((INT64)filetime.dwHighDateTime) << 32) + filetime.dwLowDateTime;
i64 = i64 / 100000000;//10초를 100나노초 단위로 환산
return i64;
}
static INT64 ConvSystemTime(SYSTEMTIME systime)//10초 단위 100나노초단위로 변환
{
INT64 i64;
FILETIME ft;//100나노초 단위
//1초 = 1000000000 나노초
//1초 = 10000000 (100나노초)
//하루 = 86400 초 = 864000000000 (100나노초)
//1분 = 60초
systime.wMilliseconds = systime.wDayOfWeek = 0;
SystemTimeToFileTime(&systime,&ft);
i64=ConvFileTime(ft);
return i64;
}
static bool FileExists(LPCTSTR szFile,INT64 *lwtime = NULL)
{
HANDLE flag32;
WIN32_FIND_DATA read32={0,};//32bit porting routine..
if((flag32 = FindFirstFile(szFile,&read32)) == INVALID_HANDLE_VALUE){
if(lwtime)
*lwtime = kxFile::ConvFileTime(read32.ftLastWriteTime);
return false;
}
FindClose(flag32);
return true;
}
};
}
using namespace kxBuffLib;
#endif
#pragma warning (pop) |
kxFile.h'kxLibrary' 카테고리의 다른 글
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