diff options
Diffstat (limited to 'src/main/java/org/uic/barcode/dynamicFrame')
| -rw-r--r-- | src/main/java/org/uic/barcode/dynamicFrame/DynamicFrame.java | 32 | ||||
| -rw-r--r-- | src/main/java/org/uic/barcode/dynamicFrame/Level2DataType.java | 21 |
2 files changed, 52 insertions, 1 deletions
diff --git a/src/main/java/org/uic/barcode/dynamicFrame/DynamicFrame.java b/src/main/java/org/uic/barcode/dynamicFrame/DynamicFrame.java index 375e2c6..1d96d05 100644 --- a/src/main/java/org/uic/barcode/dynamicFrame/DynamicFrame.java +++ b/src/main/java/org/uic/barcode/dynamicFrame/DynamicFrame.java @@ -4,6 +4,7 @@ import java.security.InvalidKeyException; import java.security.KeyFactory;
import java.security.NoSuchAlgorithmException;
import java.security.PrivateKey;
+import java.security.Provider;
import java.security.PublicKey;
import java.security.Signature;
import java.security.SignatureException;
@@ -111,6 +112,18 @@ public class DynamicFrame extends Object{ *
*/
public int validateLevel2() {
+
+ return validateLevel2(null);
+
+ }
+
+ /**
+ * Verify the level 2 signature
+ *
+ * Note: an appropriate security provider (e.g. BC) must be registered before
+ *
+ */
+ public int validateLevel2(Provider prov) {
String level2KeyAlg = this.getLevel2SignedData().getLevel1Data().level2KeyAlg;
@@ -155,7 +168,11 @@ public class DynamicFrame extends Object{ Signature sig;
try {
- sig = Signature.getInstance(algo);
+ if (prov == null) {
+ sig = Signature.getInstance(algo);
+ } else {
+ sig = Signature.getInstance(algo, prov);
+ }
} catch (NoSuchAlgorithmException e) {
return Constants.LEVEL2_VALIDATION_SIG_ALG_NOT_IMPLEMENTED;
}
@@ -262,6 +279,19 @@ public class DynamicFrame extends Object{ this.level2Signature = new OctetString(sig.sign());
}
+
+ public void signLevel2(PrivateKey key, Provider prov) throws Exception {
+
+ //find the algorithm name for the signature OID
+ String algo = AlgorithmNameResolver.getSignatureAlgorithmName(this.getLevel2SignedData().getLevel1Data().level2SigningAlg);
+ Signature sig = Signature.getInstance(algo,prov);
+ sig.initSign(key);
+ byte[] data = level2SignedData.encode();
+ sig.update(data);
+ this.level2Signature = new OctetString(sig.sign());
+
+ }
+
public void addLevel2DynamicData(UicDynamicContentDataFDC1 dynamicData) {
this.getLevel2SignedData().setLevel2Data( dynamicData.getDataType());
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());
+ }
}
|