manuth/HWBTutorials
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Lock applet behind the pin

Browse source
This commit is contained in:
Manuel Thalmann 2023-10-24 18:44:06 +02:00
parent 0b0e3d24ea
commit 80e1d752ad
2 changed files with 18 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
hwb1/card/install.cmd
View file

@ -1,2 +1,8 @@
SET LENGTH=07
SET AID=01020304050608
SET CONTROLLENGTH=02
SET CONTROLINFO=1122
SET PINLENGTH=04
SET PIN=31323334
@rem -f to force install over old version
gp --install %~dp0..\javacard\%PACKAGE%.cap -f
gp --install %~dp0..\javacard\%PACKAGE%.cap --params %LENGTH%%AID%%CONTROLLENGTH%%CONTROLINFO%%PINLENGTH%%PIN% -f

11
hwb1/src/hwb1/MyApplet.java
View file

@ -42,6 +42,14 @@ public class MyApplet extends Applet {
register();
}
public boolean select() {
if (pin.getTriesRemaining() == 0) {
return false;
} else {
return super.select();
}
}
/**
* Processes an incoming APDU.
*
@ -90,6 +98,9 @@ public class MyApplet extends Applet {
Util.arrayCopy(buffer, ISO7816.OFFSET_CDATA, storage, (short) 0, length);
}
break;
case 0x20:
length = apdu.setIncomingAndReceive();
pin.check(buffer, (short) ISO7816.OFFSET_CDATA, (byte)length);
default:
ISOException.throwIt(ISO7816.SW_INS_NOT_SUPPORTED);
break;