From fc6a4042f7fca1828f0b8e267cfd660e6fe1d40a Mon Sep 17 00:00:00 2001
From: CGantert345 <57003061+CGantert345@users.noreply.github.com>
Date: Tue, 22 Nov 2022 14:04:27 +0100
Subject: support for SSB barcodes

SSB frame implenmentation including decoding, encoding, signing and verification
---
 .../java/org/uic/barcode/ssbFrame/SsbNonUic.java   | 46 ++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 src/main/java/org/uic/barcode/ssbFrame/SsbNonUic.java

(limited to 'src/main/java/org/uic/barcode/ssbFrame/SsbNonUic.java')

diff --git a/src/main/java/org/uic/barcode/ssbFrame/SsbNonUic.java b/src/main/java/org/uic/barcode/ssbFrame/SsbNonUic.java
new file mode 100644
index 0000000..28e5105
--- /dev/null
+++ b/src/main/java/org/uic/barcode/ssbFrame/SsbNonUic.java
@@ -0,0 +1,46 @@
+package org.uic.barcode.ssbFrame;
+
+import org.uic.barcode.asn1.uper.AsnUtils;
+import org.uic.barcode.asn1.uper.BitBuffer;
+import org.uic.barcode.asn1.uper.ByteBitBuffer;
+
+public class SsbNonUic extends SsbTicketPart {
+	
+	byte[] openData = null;
+
+	@Override
+	protected void decodeContent(byte[] bytes) {
+		
+		String bitString = AsnUtils.toBooleanString(bytes);
+				
+		openData = AsnUtils.fromBooleanString(bitString);
+		
+	}
+
+	@Override
+	protected void encodeContent(byte[] bytes) {
+		
+		BitBuffer bits = new ByteBitBuffer(bytes);
+		
+		String bitString = AsnUtils.toBooleanString(openData);
+		
+		for (int i = 0;i< 58 *8 ;i++) {
+			if (bitString.charAt(i) == '0') {
+				bits.put(27 + i, true);
+			} else {
+				bits.put(27 + i, false);
+			}
+		}
+	}
+
+	public byte[] getOpenData() {
+		return openData;
+	}
+
+	public void setOpenData(byte[] openData) {
+		this.openData = openData;
+	}
+	
+	
+	
+}
-- 
cgit v1.2.3


From 7ec06722923d96d2e51300bafb44b920ca341d58 Mon Sep 17 00:00:00 2001
From: CGantert345 <57003061+CGantert345@users.noreply.github.com>
Date: Fri, 10 Mar 2023 16:49:58 +0100
Subject: ssb unit tests

---
 .../java/org/uic/barcode/ssbFrame/SsbNonUic.java   | 41 +++++++++++++++++-----
 1 file changed, 32 insertions(+), 9 deletions(-)

(limited to 'src/main/java/org/uic/barcode/ssbFrame/SsbNonUic.java')

diff --git a/src/main/java/org/uic/barcode/ssbFrame/SsbNonUic.java b/src/main/java/org/uic/barcode/ssbFrame/SsbNonUic.java
index 28e5105..1f0049e 100644
--- a/src/main/java/org/uic/barcode/ssbFrame/SsbNonUic.java
+++ b/src/main/java/org/uic/barcode/ssbFrame/SsbNonUic.java
@@ -6,31 +6,54 @@ import org.uic.barcode.asn1.uper.ByteBitBuffer;
 
 public class SsbNonUic extends SsbTicketPart {
 	
+
+	
+	
 	byte[] openData = null;
 
 	@Override
-	protected void decodeContent(byte[] bytes) {
+	protected int decodeContent(byte[] bytes, int offset) {
+		
+		BitBuffer bits = new ByteBitBuffer(bytes);
+			
+		StringBuffer sb = new StringBuffer();
+		
+		
+		for (int i = offset; i < openDataLength; i++) {
+			if (bits.get(i) == false) {
+				sb.append("1");
+			} else {
+				sb.append("0");
+			}
+		}
+		
+		for (int i = openDataLength; i < 440; i++) {
+			sb.append("0");
+		}	
 		
-		String bitString = AsnUtils.toBooleanString(bytes);
-				
-		openData = AsnUtils.fromBooleanString(bitString);
+		openData = AsnUtils.fromBooleanString(sb.toString());
+		
+		return offset + openDataLength ;
 		
 	}
 
 	@Override
-	protected void encodeContent(byte[] bytes) {
+	protected int encodeContent(byte[] bytes, int offset) {
 		
 		BitBuffer bits = new ByteBitBuffer(bytes);
 		
 		String bitString = AsnUtils.toBooleanString(openData);
 		
-		for (int i = 0;i< 58 *8 ;i++) {
-			if (bitString.charAt(i) == '0') {
-				bits.put(27 + i, true);
+	
+		for (int i = 0; i< openDataLength ; i++) {
+			if (i < bitString.length() && bitString.charAt(i) == '0') {
+				bits.put(offset + i, true);
 			} else {
-				bits.put(27 + i, false);
+				bits.put(offset + i, false);
 			}
 		}
+		
+		return offset + openDataLength;
 	}
 
 	public byte[] getOpenData() {
-- 
cgit v1.2.3