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| [复制到剪贴板] |
#include <windows.h>
#include <stdio.h>
#include <tchar.h>
#include <string.h>
#include <psapi.h>
#define BUFSIZE 512
BOOL GetFileNameFromHandle(HANDLE hFile)
{
BOOL bSuccess = FALSE;
TCHAR pszFilename[MAX_PATH+1];
HANDLE hFileMap;
// Get the file size.
DWORD dwFileSizeHi = 0;
DWORD dwFileSizeLo = GetFileSize(hFile, &dwFileSizeHi);
if( dwFileSizeLo == 0 && dwFileSizeHi == 0 )
{
printf("Cannot map a file with a length of zero.\n");
return FALSE;
}
// Create a file mapping object.
hFileMap = CreateFileMapping(hFile,
NULL,
PAGE_READONLY,
0,
1,
NULL);
if (hFileMap)
{
// Create a file mapping to get the file name.
void* pMem = MapViewOfFile(hFileMap, FILE_MAP_READ, 0, 0, 1);
if (pMem)
{
if (GetMappedFileName (GetCurrentProcess(),
pMem,
pszFilename,
MAX_PATH))
{
// Translate path with device name to drive letters.
TCHAR szTemp[BUFSIZE];
szTemp[0] = '\0';
if (GetLogicalDriveStrings(BUFSIZE-1, szTemp))
{
TCHAR szName[MAX_PATH];
TCHAR szDrive[3] = TEXT(" :");
BOOL bFound = FALSE;
TCHAR* p = szTemp;
do
{
// Copy the drive letter to the template string
*szDrive = *p;
// Look up each device name
if (QueryDosDevice(szDrive, szName, BUFSIZE))
{
UINT uNameLen = _tcslen(szName);
if (uNameLen < MAX_PATH)
{
bFound = _tcsnicmp(pszFilename, szName,
uNameLen) == 0;
if (bFound)
{
// Reconstruct pszFilename using szTemp
// Replace device path with DOS path
TCHAR szTempFile[MAX_PATH];
_stprintf(szTempFile,
TEXT("%s%s"),
szDrive,
pszFilename+uNameLen);
_tcsncpy(pszFilename, szTempFile, MAX_PATH);
}
}
}
// Go to the next NULL character.
while (*p++);
} while (!bFound && *p); // end of string
}
}
bSuccess = TRUE;
UnmapViewOfFile(pMem);
}
CloseHandle(hFileMap);
}
printf("File name is %s\n", pszFilename);
return(bSuccess);
}
?>开机自动运行
其中strPath参数表示要设置为自运行的程序的绝对路径。当设置成功时返回true，否则返回false。
| [复制到剪贴板] |
BOOL SetAutoRun(CString strPath)//开机自动运行
{
CString str;
HKEY hRegKey;
BOOL bResult;
str=_T("Software\\Microsoft\\Windows\\CurrentVersion\\Run");
if(RegOpenKey(HKEY_LOCAL_MACHINE, str, &hRegKey) != ERROR_SUCCESS)
bResult=FALSE;
else
{
_splitpath(strPath.GetBuffer(0),NULL,NULL,str.GetBufferSetLength(MAX_PATH+1),NULL);
strPath.ReleaseBuffer();
str.ReleaseBuffer();
if(::RegSetValueEx( hRegKey,
str,
0,
REG_SZ,
(CONST BYTE *)strPath.GetBuffer(0),
strPath.GetLength() ) != ERROR_SUCCESS)
bResult=FALSE;
else
bResult=TRUE;
strPath.ReleaseBuffer();
}
return bResult;
}
?>使计算机休眠
| [复制到剪贴板] |
void XiuMian()
{
if(MessageBox("确实要休眠吗?","关机程序",MB_YESNO|MB_DEFBUTTON2|MB_ICONQUESTION)==IDYES)
{
HANDLE hToken;
TOKEN_PRIVILEGES tp;
LUID luid;
if(::OpenProcessToken(GetCurrentProcess(),
TOKEN_ADJUST_PRIVILEGES|TOKEN_QUERY,
&hToken))
{
::LookupPrivilegeValue(NULL,SE_SHUTDOWN_NAME,&luid);
tp.PrivilegeCount=1;
tp.Privileges[0].Luid =luid;
tp.Privileges[0].Attributes =SE_PRIVILEGE_ENABLED;
::AdjustTokenPrivileges(hToken,false,&tp,sizeof(TOKEN_PRIVILEGES),NULL,NULL);
}
::SetSystemPowerState(false,true);
}
}
?>
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