Проверить, имеем ли мы в системе права администратора

Советы » Компьютер » Проверить, имеем ли мы в системе права администратора

const

SECURITY_NT_AUTHORITY: TSIDIdentifierAuthority = (Value: (0, 0, 0, 0, 0, 5)); SECURITY_BUILTIN_DOMAIN_RID = $00000020; DOMAIN_ALIAS_RID_ADMINS = $00000220; function

IsAdmin: Boolean; var

hAccessToken: THandle; ptgGroups: PTokenGroups; dwInfoBufferSize: DWORD; psidAdministrators: PSID; x: Integer; bSuccess: BOOL; begin

Result := False; bSuccess := OpenThreadToken(GetCurrentThread, TOKEN_QUERY, True, hAccessToken); if

not

bSuccess then

begin

if

GetLastError = ERROR_NO_TOKEN then

bSuccess := OpenProcessToken(GetCurrentProcess, TOKEN_QUERY, hAccessToken); end

; if

bSuccess then

begin

GetMem(ptgGroups, 1024); bSuccess := GetTokenInformation(hAccessToken, TokenGroups, ptgGroups, 1024, dwInfoBufferSize); CloseHandle(hAccessToken); if

bSuccess then

begin

AllocateAndInitializeSid(SECURITY_NT_AUTHORITY, 2, SECURITY_BUILTIN_DOMAIN_RID, DOMAIN_ALIAS_RID_ADMINS, 0, 0, 0, 0, 0, 0, psidAdministrators); {$R-} for

x := 0 to

ptgGroups.GroupCount - 1 do

if

EqualSid(psidAdministrators, ptgGroups.Groups[x].Sid) then

begin

Result := True; Break; end

; {$R+} FreeSid(psidAdministrators); end

; FreeMem(ptgGroups); end

; end

; procedure

TForm1.Button1Click(Sender: TObject); begin

if

isAdmin then

ShowMessage('Logged in as Administrator'); end

;

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