获取提升类型和判断进程是否以管理员身份运行

#include <shlobj.h>     // for IsUserAnAdmin.
BOOL GetProcessElevation(TOKEN_ELEVATION_TYPE* pElevationType, BOOL* pIsAdmin)
{
HANDLE hToken = NULL;
DWORD dwSize;
// Get current process token
if (!OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hToken))
return(FALSE);
BOOL bResult = FALSE;
// Retrieve elevation type information
if (GetTokenInformation(hToken, TokenElevationType,
pElevationType, sizeof(TOKEN_ELEVATION_TYPE), &dwSize))
{
// Create the SID corresponding to the Administrators group
byte adminSID[SECURITY_MAX_SID_SIZE];
dwSize = sizeof(adminSID);
CreateWellKnownSid(WinBuiltinAdministratorsSid, NULL, &adminSID,
&dwSize);
if (*pElevationType == TokenElevationTypeLimited)
{
// Get handle to linked token (will have one if we are lua)
HANDLE hUnfilteredToken = NULL;
GetTokenInformation(hToken, TokenLinkedToken, (VOID*)
&hUnfilteredToken, sizeof(HANDLE), &dwSize);
// Check if this original token contains admin SID
if (CheckTokenMembership(hUnfilteredToken, &adminSID, pIsAdmin))
{
bResult = TRUE;
}
// Don't forget to close the unfiltered token
CloseHandle(hUnfilteredToken);
}
else
{
*pIsAdmin = IsUserAnAdmin();
bResult = TRUE;
}
}
// Don't forget to close the process token
CloseHandle(hToken);
return(bResult);
}