From e023e674020f1a435f7b8c8b9276704f576ea6e5 Mon Sep 17 00:00:00 2001 From: CGantert345 <57003061+CGantert345@users.noreply.github.com> Date: Mon, 29 Mar 2021 14:08:45 +0200 Subject: structure change 1 --- src/org/uic/barcode/dynamicFrame/DynamicFrame.java | 266 --------------------- 1 file changed, 266 deletions(-) delete mode 100644 src/org/uic/barcode/dynamicFrame/DynamicFrame.java (limited to 'src/org/uic/barcode/dynamicFrame/DynamicFrame.java') diff --git a/src/org/uic/barcode/dynamicFrame/DynamicFrame.java b/src/org/uic/barcode/dynamicFrame/DynamicFrame.java deleted file mode 100644 index 9605a0d..0000000 --- a/src/org/uic/barcode/dynamicFrame/DynamicFrame.java +++ /dev/null @@ -1,266 +0,0 @@ -package org.uic.barcode.dynamicFrame; - -import java.security.InvalidKeyException; -import java.security.KeyFactory; -import java.security.NoSuchAlgorithmException; -import java.security.PrivateKey; -import java.security.PublicKey; -import java.security.Signature; -import java.security.SignatureException; -import java.security.spec.InvalidKeySpecException; -import java.security.spec.X509EncodedKeySpec; - -import org.uic.barcode.asn1.datatypes.Asn1Optional; -import org.uic.barcode.asn1.datatypes.CharacterRestriction; -import org.uic.barcode.asn1.datatypes.FieldOrder; -import org.uic.barcode.asn1.datatypes.HasExtensionMarker; -import org.uic.barcode.asn1.datatypes.RestrictedString; -import org.uic.barcode.asn1.datatypes.Sequence; -import org.uic.barcode.asn1.datatypesimpl.OctetString; -import org.uic.barcode.asn1.uper.UperEncoder; -import org.uic.barcode.utils.AlgorithmNameResolver; - - -/** - * The DynamicHeader for bar codes - * - * Implementation of the Draft under discussion, not final. - */ -@Sequence -@HasExtensionMarker -public class DynamicFrame extends Object{ - - public DynamicFrame() {} - - /** The format. */ - @FieldOrder(order = 0) - @RestrictedString(CharacterRestriction.IA5String) - public String format; - - /*level 2 data*/ - @FieldOrder(order = 1) - Level2DataType level2SignedData; - - - /** The signature of level 2 data*/ - @FieldOrder(order = 2) - @Asn1Optional public OctetString level2Signature; - - /** - * Gets the format. - * - * @return the format - */ - public String getFormat() { - return format; - } - - /** - * Sets the format. - * - * @param format the new format - */ - public void setFormat(String format) { - this.format = format; - } - - public Level2DataType getLevel2SignedData() { - return level2SignedData; - } - - public void setLevel2SignedData(Level2DataType level2SignedData) { - this.level2SignedData = level2SignedData; - } - - public OctetString getLevel2Signature() { - return level2Signature; - } - - public void setLevel2Signature(OctetString level2Signature) { - this.level2Signature = level2Signature; - } - - /** - * Encode. - * - * Encode the header as ASN.1 PER UNALIGNED byte array - * - * @return the byte[] - */ - public byte[] encode() { - return UperEncoder.encode(this); - } - - /** - * Decode. - * - * Decode the header from an ASN.1 PER UNALIGNED encoded byte array - * - * @param bytes the bytes - * @return the dynamic header - */ - public static DynamicFrame decode(byte[] bytes) { - return UperEncoder.decode(bytes, DynamicFrame.class); - } - - /** - * Verify the level 2 signature - * - * Note: an appropriate security provider (e.g. BC) must be registered before - * - */ - public int validateLevel2() { - - - String level2KeyAlg = this.getLevel2SignedData().getLevel1Data().level2KeyAlg; - - if (level2KeyAlg == null || level2KeyAlg.length() == 0) { - return Constants.LEVEL2_VALIDATION_NO_KEY; - } - - if (this.level2Signature.toByteArray() == null || this.level2Signature.toByteArray().length == 0) { - return Constants.LEVEL2_VALIDATION_NO_SIGNATURE; - } - - - - String keyAlgName = null; - try { - keyAlgName = AlgorithmNameResolver.getName(AlgorithmNameResolver.TYPE_KEY_GENERATOR_ALG, level2KeyAlg); - } catch (Exception e1) { - return Constants.LEVEL2_VALIDATION_KEY_ALG_NOT_IMPLEMENTED; - } - if (keyAlgName == null || keyAlgName.length() == 0) { - return Constants.LEVEL2_VALIDATION_KEY_ALG_NOT_IMPLEMENTED; - } - - PublicKey key = null; - try { - key = KeyFactory.getInstance(keyAlgName).generatePublic(new X509EncodedKeySpec(this.getLevel2SignedData().getLevel1Data().level2publicKey.toByteArray())); - } catch (InvalidKeySpecException | NoSuchAlgorithmException e1) { - return Constants.LEVEL2_VALIDATION_KEY_ALG_NOT_IMPLEMENTED; - } - - //find the algorithm name for the signature OID - String algo = null; - try { - algo = AlgorithmNameResolver.getName(AlgorithmNameResolver.TYPE_SIGNATURE_ALG,this.getLevel2SignedData().getLevel1Data().level2SigningAlg); - } catch (Exception e1) { - return Constants.LEVEL2_VALIDATION_SIG_ALG_NOT_IMPLEMENTED; - } - if (algo == null) { - return Constants.LEVEL2_VALIDATION_SIG_ALG_NOT_IMPLEMENTED; - } - - Signature sig; - try { - sig = Signature.getInstance(algo); - } catch (NoSuchAlgorithmException e) { - return Constants.LEVEL2_VALIDATION_SIG_ALG_NOT_IMPLEMENTED; - } - try { - sig.initVerify(key); - } catch (InvalidKeyException e) { - return Constants.LEVEL2_VALIDATION_SIG_ALG_NOT_IMPLEMENTED; - } - - try { - sig.update(UperEncoder.encode(level2SignedData)); - } catch (SignatureException e) { - return Constants.LEVEL2_VALIDATION_SIG_ALG_NOT_IMPLEMENTED; - } catch (IllegalArgumentException e) { - return Constants.LEVEL2_VALIDATION_ENCODING_ERROR; - } catch (UnsupportedOperationException e) { - return Constants.LEVEL2_VALIDATION_ENCODING_ERROR; - } - - byte[] signature = level2Signature.toByteArray(); - try { - if (sig.verify(signature)){ - return Constants.LEVEL2_VALIDATION_OK; - } else { - return Constants.LEVEL2_VALIDATION_FRAUD; - } - } catch (SignatureException e) { - return Constants.LEVEL2_VALIDATION_SIG_ALG_NOT_IMPLEMENTED; - } - } - - /** - * Verify the level 1 signature - * - * Note: an appropriate security provider (e.g. BC) must be registered before - * - */ - public int validateLevel1(PublicKey key) { - - if (this.level2SignedData == null) { - return Constants.LEVEL1_VALIDATION_NO_SIGNATURE; - } - - - if (this.level2SignedData.level1Signature == null || this.level2SignedData.level1Signature.toByteArray().length == 0) { - return Constants.LEVEL1_VALIDATION_NO_SIGNATURE; - } - - byte[] signature = this.getLevel2SignedData().level1Signature.toByteArray(); - - //find the algorithm name for the signature OID - String algo = null; - try { - algo = AlgorithmNameResolver.getSignatureAlgorithmName(getLevel2SignedData().getLevel1Data().level1SigningAlg); - } catch (Exception e1) { - return Constants.LEVEL1_VALIDATION_SIG_ALG_NOT_IMPLEMENTED; - } - if (algo == null) { - return Constants.LEVEL1_VALIDATION_SIG_ALG_NOT_IMPLEMENTED; - } - - Signature sig; - try { - sig = Signature.getInstance(algo); - } catch (NoSuchAlgorithmException e) { - return Constants.LEVEL1_VALIDATION_SIG_ALG_NOT_IMPLEMENTED; - } - try { - sig.initVerify(key); - } catch (InvalidKeyException e) { - return Constants.LEVEL1_VALIDATION_SIG_ALG_NOT_IMPLEMENTED; - } - - try { - sig.update(this.level2SignedData.level1Data.encode()); - } catch (SignatureException e) { - return Constants.LEVEL1_VALIDATION_SIG_ALG_NOT_IMPLEMENTED; - } catch (IllegalArgumentException e) { - return Constants.LEVEL1_VALIDATION_ENCODING_ERROR; - } catch (UnsupportedOperationException e) { - return Constants.LEVEL1_VALIDATION_ENCODING_ERROR; - } - - - try { - if (sig.verify(signature)){ - return Constants.LEVEL2_VALIDATION_OK; - } else { - return Constants.LEVEL2_VALIDATION_FRAUD; - } - } catch (SignatureException e) { - return Constants.LEVEL2_VALIDATION_SIG_ALG_NOT_IMPLEMENTED; - } - } - - public void signLevel2(PrivateKey key) throws Exception { - - //find the algorithm name for the signature OID - String algo = AlgorithmNameResolver.getSignatureAlgorithmName(this.getLevel2SignedData().getLevel1Data().level2SigningAlg); - Signature sig = Signature.getInstance(algo); - sig.initSign(key); - byte[] data = level2SignedData.encode(); - sig.update(data); - this.level2Signature = new OctetString(sig.sign()); - - } - - -} -- cgit v1.2.3