win32命令行小程序获取指定文件夹或者目录下面的所有文件大小，文件数量，目录数量

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#include <Windows.h>
#include <stdio.h>
#include <tchar.h>

LARGE_INTEGER       lgAllSubFolderFileSize;
LARGE_INTEGER       lgEachTempFileSize;
DWORD               dwTotalFolderNum=0;
DWORD               dwTotalFileNum=0;

int ListFolderTotalFileSize(LPCTSTR lpTempPath)
{
    TCHAR tchFindArray[MAX_PATH]= {_T("")};
    WIN32_FIND_DATA wFileDataAttr;
    BOOL bRet;
    _tcscpy_s(tchFindArray,MAX_PATH, lpTempPath);
    _tcscat_s(tchFindArray,_T("\*.*"));
    HANDLE hFind= ::FindFirstFile(tchFindArray,&wFileDataAttr);
    if (INVALID_HANDLE_VALUE== hFind)
    {
        return -1;
    }
    while (TRUE)
    {
        if (wFileDataAttr.cFileName[0]!= _T('.'))
        {
            //_tprintf(_T("%s\%s
"),lpTempPath, findFileData.cFileName);
            lgEachTempFileSize.LowPart=wFileDataAttr.nFileSizeLow;
            lgEachTempFileSize.HighPart=wFileDataAttr.nFileSizeHigh;
            lgAllSubFolderFileSize.QuadPart=lgAllSubFolderFileSize.QuadPart+lgEachTempFileSize.QuadPart;
            dwTotalFileNum=dwTotalFileNum+1;
            if (wFileDataAttr.dwFileAttributes& FILE_ATTRIBUTE_DIRECTORY)
            {
                _tcscpy_s(tchFindArray,MAX_PATH,lpTempPath);
                _tcscat_s(tchFindArray,_T("\"));
                _tcscat_s(tchFindArray,wFileDataAttr.cFileName);
                dwTotalFolderNum=dwTotalFolderNum+1;
                ListFolderTotalFileSize(tchFindArray);
            }
        }
        bRet= ::FindNextFile(hFind,&wFileDataAttr);
        if (!bRet)
        {
            break;
        }
    }
    ::FindClose(hFind);
    return 1;
}

BOOL IsAscii2Unicode(const char * pstring,TCHAR pwText[])
{
    DWORD dwLengthNum = MultiByteToWideChar (CP_ACP, 0, pstring, -1, NULL, 0);
    TCHAR *pwTempText = new TCHAR[dwLengthNum+1];
    ZeroMemory((PVOID)pwTempText,2*(dwLengthNum+1));
    if(pwTempText==NULL)
    {
        delete[] pwTempText;
        pwTempText=NULL;
        return FALSE;
    }
    if(0==MultiByteToWideChar (CP_ACP, 0, pstring, -1, (LPWSTR)pwTempText, dwLengthNum))
    {
        delete [] pwTempText;
        pwTempText=NULL;
        return FALSE;
    }
    else
    {
        lstrcpy(pwText,pwTempText);
        delete [] pwTempText;
        pwTempText=NULL;
        return TRUE;
    }
}

int  main(int argc,_TCHAR * argv[])
{
    TCHAR tchCommand0[MAX_PATH]={0};
    TCHAR tchCommand1[MAX_PATH]={0};
    TCHAR tchCommand2[MAX_PATH]={0};
    lgAllSubFolderFileSize.QuadPart=0L;
    lgEachTempFileSize.QuadPart=0L;
    BOOL bRet=IsAscii2Unicode((const char* )argv[0],tchCommand0);
    if (argc!=3)
    {
        wprintf(_T("example:
"));
        wprintf(_T("	"));
        wprintf(tchCommand0);
        wprintf(_T(" <-dir> d:\temp\
"));
        return -1;
    }
    else
    {
        bRet=IsAscii2Unicode((const char* )argv[1],tchCommand1);
        if(bRet==FALSE)
        {
            wprintf(_T("argv convert fails
"));
            return -1;
        }
        bRet=IsAscii2Unicode((const char* )argv[2],tchCommand2);
        if(bRet==FALSE)
        {
            wprintf(_T("argv convert fails
"));
            return -1;
        }
        if((lstrcmp(tchCommand1,_T("-dir"))==0))
            //
        {
            DWORD dwRetSize=ListFolderTotalFileSize(tchCommand2);
            if (dwRetSize==-1)
            {
                _tprintf(_T("Open file failed 
"));
                return 1;
            }
            else
            {

                _tprintf(_T("NUMB SIZE  : %u DIRES 
"),dwTotalFolderNum);
                _tprintf(_T("NUMB SIZE  : %u FILES 
"),dwTotalFileNum);
                _tprintf(_T("FILE SIZE  : %u BYTES 
"),lgAllSubFolderFileSize.QuadPart);
                //
                UINT uMaxSize=0;
                if(lgAllSubFolderFileSize.QuadPart<1024)
                {
                    uMaxSize=lgAllSubFolderFileSize.QuadPart;
                    _tprintf(_T("FILE SIZE : %.4u BYTE 
"),(uMaxSize));
                }
                else if ((lgAllSubFolderFileSize.QuadPart>1024)&&(lgAllSubFolderFileSize.QuadPart<1024*1024))
                {
                    uMaxSize=lgAllSubFolderFileSize.QuadPart/1024;
                    _tprintf(_T("FILE SIZE : %.4u KB 
"),(uMaxSize));
                }
                else if((lgAllSubFolderFileSize.QuadPart>1024*1024)&&(lgAllSubFolderFileSize.QuadPart<1024*1024*1024L))
                {
                    uMaxSize=lgAllSubFolderFileSize.QuadPart/1024/1024;
                    _tprintf(_T("FILE SIZE : %.4u MB 
"),(uMaxSize));
                }
                else
                {
                    float fSize;
                    fSize=(float)lgAllSubFolderFileSize.QuadPart/1024/1024/1024;
                    _tprintf(_T("FILE SIZE : %.2f GB 
"),(fSize));
                }
                return 1;
            }
        }
        else
        {
            return 1;
        }
    }
}

http://blog.csdn.net/microzone/article/details/49883783