SPO5
.pdf11
// " > osvi osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX); if(!GetVersionEx ((OSVERSIONINFO *) &osvi))
{
return false;
}
switch (osvi.dwPlatformId)
{
//# # Windows NT. case VER_PLATFORM_WIN32_NT:
//# .
if ( osvi.wProductType == VER_NT_WORKSTATION )
{
//xfy z fc {y| }~ z c$y•y| ocf ! #=# !
//.
}
// # #.
else if ( osvi.wProductType == VER_NT_SERVER )
{
//xfy z fc {y| }~ z c$y•y| ocf ! #=# !
//#.
}
//c … #, service pack ( ),
//!.
if ( osvi.dwMajorVersion <= 4 )
{
cout << "version "
<<osvi.dwMajorVersion << "."
<<osvi.dwMinorVersion
<<osvi.szCSDVersion
<<"(Build "
<<(osvi.dwBuildNumber & 0xFFFF)<<")\n"; *file << "version "
<<osvi.dwMajorVersion << "."
<<osvi.dwMinorVersion
<<osvi.szCSDVersion
<<"(Build "
<<(osvi.dwBuildNumber & 0xFFFF)<<")\n";
}
else
{
cout << osvi.szCSDVersion << "(Build " << (osvi.dwBuildNumber & 0xFFFF) << ")\n";
*file << osvi.szCSDVersion << "(Build " << (osvi.dwBuildNumber & 0xFFFF) << ")\n";
}
break;
12
// # # Windows 95. case VER_PLATFORM_WIN32_WINDOWS:
//xfy z fc {y| }~ z c$y•y| ocf ! #=# !
//# Winˆ.
break;
}
return TRUE;
}
//////////////////////////////////////////////////////////////////
//
void MemmoryStat(std::ofstream *file)
{
// ! ! =?
MEMORYSTATUS stat;
stat.dwLength = sizeof(MEMORYSTATUS); // ! =
GlobalMemoryStatus (&stat);
cout << "\nMemmory Statistics\n"; cout << "===================\n";
//xfy z fc {y| }~ z c$y•y| ocf ! #=# !
//ƒ
*file << "\nMemmory Statistics\n"; *file << "===================\n";
//xfy z fc {y| }~ z c$y•y| ocf ! #=# !
//#
}
/////////////////////////////////////////////////////////////
// P ! void CurrentDir(std::ofstream *file)
{
char szCurrentDir[_MAX_PATH]; char szFullDisk[5];
//P !
GetCurrentDirectory(_MAX_PATH-1, szCurrentDir);
//xfy z fc {y| }~ z c$y•y| ocf ! #=# !
//P ! # ƒ
}
1.2.1.
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1.2.2.
( %" ( 7 8 / D 91 9 7% 8 A GetDriveType. k " 9 ( 7% 8 (:
UINT GetDriveType( |
|
// > . |
LPCTSTR lpRootPathName |
||
); |
|
|
m% 8 ( 1 ? / : |
||
DRIVE_UNKNOWN |
// ># |
|
DRIVE_NO_ROOT_DIR |
// ! # |
|
DRIVE_REMOVABLE |
// ># = ! |
|
DRIVE_FIXED |
// … ! |
|
DRIVE_REMOTE |
// ! =, . . # |
|
DRIVE_CDROM |
// |
DROM – # ! |
DRIVE_RAMDISK |
// ! # # |
|
15
1.2.3.
( %" ( / 02 ! / " 2 / 2
91% ( 7% 8 ( GetDiskFreeSpace 6,
/:
BOOL GetDiskFreeSpace( LPCTSTR lpRootPathName,
LPDWORD lpSectorsPerCluster, LPDWORD lpBytesPerSector, LPDWORD lpNumberOfFreeClusters, LPDWORD lpTotalNumberOfClusters
);
m% 8 ( 1 7 8 A ! / /, A- " ( !w ! / /.
.0:
•lpRootPathName – c / (A? ( 6 %- 6 , !w / / 9( . “A:\”-/ ( /-
/ ). z lpRootPathName NULL, 1 ? (
!w %? (.
• lpSectorsPerCluster – " .
•lpBytesPerSector – " ! 6 .
•lpNumberOfFreeClusters – " ! / 02
/.
•lpTotalNumberOfClusters – " /.
1 ? 0 1 " (:
•z 7% 8 ( / ! ( % 2 , 1 ? 1 " –
TRUE;
•z 7% 8 ( %/ "%, 1 ? ( " –
FALSE.
16
1.2.4. -
BOOL GetVersionEx(
LPOSVERSIONINFO lpVersionInfo // > ,
//# !
//.
);
% % LPOSVERSIONINFO /:
typedef struct _OSVERSIONINFOEX |
|
|
{ |
|
// > = |
DWORD dwOSVersionInfoSize; |
||
DWORD dwMajorVersion; |
// ! |
|
DWORD dwMinorVersion; |
// = |
|
// ! # |
||
DWORD dwBuildNumber; |
// ! |
|
DWORD dwPlatformId; |
// |
|
TCHAR szCSDVersion[128]; |
// ! |
|
WORD |
wServicePackMajor; |
// |
// ! Service Pack |
||
WORD |
wServicePackMinor; |
// # Service Pack |
WORD |
wSuiteMask; |
// ! ! |
BYTE |
wProductType; |
// ! |
BYTE |
wReserved; |
// > > # # |
}OSVERSIONINFOEX;
. / 91 7% 8 GetVersionEx / % 1 91 % % 0 dwOSVersionInfoSize.
+ 8 6 0 / ( ( 1 " ( dwPlat-
formId, wProductType, wProductType, dwMajorVersion dwMinorVersion ! 8 6.
17
dwPlatformId |
wProductType |
|
dwMajorVersion |
dwMinorVersion |
+ OS |
|
|
|
|
|
|
VER_PLATFORM_WIN32_NT |
VER_NT_WORKSTATION |
5 |
|
1 |
Microsoft |
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|
Windows XP |
||
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|
VER_NT_SERVER |
5 |
|
2 |
Microsoft |
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|
Windows |
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|
.NET |
|
|
4 |
|
2 |
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|
VER_PLATFORM_WIN32_WINDOWS |
F / |
4 |
|
0 |
Windows 95 |
|
|
4 |
|
10 |
Windows 98 |
|
|
|
|
|
Microsoft |
|
|
4 |
|
90 |
Windows |
|
|
|
Millennium |
||
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Edition |
1.2.5. !
( %" ( / 02 %? 6 / 91% (
7% 8 ( GetCurrentDirectory. . 7% 8:
DWORD GetCurrentDirectory |
|
|
( |
// |
> |
DWORD nBufferLength, |
||
LPTSTR lpBuffer |
// |
> |
); |
|
|
1.3. / 01 2 2 5 3 622 7 3 2
18
( %" ( / 02 ( 91% ( 7% 8 ( GetCurrentDirectory. / 7% 8:
void GlobalMemoryStatus ( |
// ! = |
MEMORYSTATUS *stat |
|
); |
|
% % MEMORYSTATUS /:
typedef struct _MEMORYSTATUS {
DWORD dwLength; |
// > = |
DWORD dwMemoryLoad; |
// > # |
DWORD dwTotalPhys; |
// > , |
DWORD dwAvailPhys; |
// # ! > , |
DWORD dwTotalPageFile; |
// > !, |
DWORD dwAvailPageFile; |
// # ! =? # ! |
DWORD dwTotalVirtual; |
// # , > |
DWORD dwAvailVirtual; |
// |
// # ! # |
} MEMORYSTATUS, *LPMEMORYSTATUS;
F !2 / 9 /%, " / 01 7% 8 lobalMemoryStatus !2 / 8 1 8 ( ( dwLength.
1.4. # 2 > 08 > 0
F 9 %, 0 /(?%A i :
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19
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0 = 1= ∙ − 1
. / 9 ( / / :
= 1 ∙ 2 ∙ 3 ∙ 4 ∙ … ∙ = !
20
; % %A 7% 8 A 0" ( 7 D / -
9 /%A? ! 1:
double Factorial(int n)
{
double f;
if(n<0) return -1; // ƒ g
//# # > … • #=
//(#=? ! > ).
if(n==0 || n == 1) f = 1.0;
else
f = n*Factorial(n-1); return f;
}
C! 1 " ( 1 ? 7% 8 6
Factorial().
. % ( ?9A
if(n==0 || n == 1)
! " 9 1 D 9 ( 0" ( 7 -
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