Delphi dicas

Pegando o endereço mac da placa de rede

Function MacAddress: string;

var

Lib: Cardinal;

Func: function(GUID: PGUID): Longint; stdcall;

GUID1, GUID2: TGUID;



begin

        Result := '';

        Lib := LoadLibrary('rpcrt4.dll');

        if Lib <> 0 then

        begin

                @Func := GetProcAddress(Lib, 'UuidCreateSequential');

                if Assigned(Func) then

                begin

                        if (Func(@GUID1) = 0) and

                        (Func(@GUID2) = 0) and

                        (GUID1.D4[2] = GUID2.D4[2]) and

                        (GUID1.D4[3] = GUID2.D4[3]) and

                        (GUID1.D4[4] = GUID2.D4[4]) and

                        (GUID1.D4[5] = GUID2.D4[5]) and

                        (GUID1.D4[6] = GUID2.D4[6]) and

                        (GUID1.D4[7] = GUID2.D4[7]) then

                        begin

                                Result :=

                                IntToHex(GUID1.D4[2], 2) + '-' +

                                IntToHex(GUID1.D4[3], 2) + '-' +

                                IntToHex(GUID1.D4[4], 2) + '-' +

                                IntToHex(GUID1.D4[5], 2) + '-' +

                                IntToHex(GUID1.D4[6], 2) + '-' +

                                IntToHex(GUID1.D4[7], 2);

                        end;

                end;

        end;

end;









Para chamar:



Edit1.Text:=MacAddress;



espero ter ajudado.

por : Roberto Junior