From 39948e42f260ce51d33b381c81f071ef248e8ed5 Mon Sep 17 00:00:00 2001
From: Manuel Thalmann <m@nuth.ch>
Date: Fri, 13 Oct 2023 01:20:36 +0200
Subject: [PATCH] Add an instruction for querying stored data
---
hwb1/src/hwb1/MyApplet.java | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)
diff --git a/hwb1/src/hwb1/MyApplet.java b/hwb1/src/hwb1/MyApplet.java
index 515f49a..0b37194 100644
--- a/hwb1/src/hwb1/MyApplet.java
+++ b/hwb1/src/hwb1/MyApplet.java
@@ -60,14 +60,23 @@ public class MyApplet extends Applet {
switch (instruction) {
case 0x00:
+ case 0x04:
+ byte[] response;
length = apdu.setOutgoing();
+
+ if (instruction == 0x00) {
+ response = AuthorName;
+ }
+ else {
+ response = storage;
+ }
- if (length > AuthorName.length) {
- length = (short)AuthorName.length;
+ if (length > response.length) {
+ length = (short)response.length;
}
apdu.setOutgoingLength(length);
- apdu.sendBytesLong(AuthorName, (short)0, length);
+ apdu.sendBytesLong(response, (short)0, length);
break;
case 0x02:
length = apdu.setIncomingAndReceive();