diff options
Diffstat (limited to 'src/main/java/org/uic/barcode/dynamicFrame/Level2DataType.java')
-rw-r--r-- | src/main/java/org/uic/barcode/dynamicFrame/Level2DataType.java | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/main/java/org/uic/barcode/dynamicFrame/Level2DataType.java b/src/main/java/org/uic/barcode/dynamicFrame/Level2DataType.java index dbd25ce..8c3cd60 100644 --- a/src/main/java/org/uic/barcode/dynamicFrame/Level2DataType.java +++ b/src/main/java/org/uic/barcode/dynamicFrame/Level2DataType.java @@ -1,6 +1,7 @@ package org.uic.barcode.dynamicFrame;
import java.security.PrivateKey;
+import java.security.Provider;
import java.security.Signature;
import org.uic.barcode.asn1.datatypes.Asn1Optional;
@@ -95,6 +96,26 @@ public class Level2DataType { this.level1Signature = new OctetString(sig.sign());
}
+ /**
+ * Sign the contained data block.
+ *
+ * Note: an appropriate security provider (e.g. BC) must be registered before
+ *
+ * @param key the key
+ * @param security provider - security provider that must be sued to create the signature
+ * @return
+ * @return the byte[]
+ * @throws Exception
+ */
+ public void signLevel1(PrivateKey key, Provider prov) throws Exception {
+ //find the algorithm name for the signature OID
+ String algo = AlgorithmNameResolver.getSignatureAlgorithmName(getLevel1Data().level1SigningAlg);
+ Signature sig = Signature.getInstance(algo, prov);
+ sig.initSign(key);
+ byte[] data = level1Data.encode();
+ sig.update(data);
+ this.level1Signature = new OctetString(sig.sign());
+ }
}
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