From 4cf16120aa4c3b9c543079fa2d92577ec44e7f62 Mon Sep 17 00:00:00 2001
From: Tobias Kellner <tobias.kellner@iaik.tugraz.at>
Date: Fri, 16 Oct 2015 01:06:00 +0200
Subject: Switch to ECCelerate

---
 .../java/at/gv/egiz/bku/slcommands/impl/cms/Signature.java    | 11 ++++-------
 .../bku/slcommands/impl/xsect/AlgorithmMethodFactoryImpl.java | 10 ++++------
 2 files changed, 8 insertions(+), 13 deletions(-)

(limited to 'bkucommon/src/main/java/at')

diff --git a/bkucommon/src/main/java/at/gv/egiz/bku/slcommands/impl/cms/Signature.java b/bkucommon/src/main/java/at/gv/egiz/bku/slcommands/impl/cms/Signature.java
index 8743192e..fc42dcb4 100644
--- a/bkucommon/src/main/java/at/gv/egiz/bku/slcommands/impl/cms/Signature.java
+++ b/bkucommon/src/main/java/at/gv/egiz/bku/slcommands/impl/cms/Signature.java
@@ -39,7 +39,6 @@ import iaik.cms.ContentInfo;
 import iaik.cms.IssuerAndSerialNumber;
 import iaik.cms.SignedData;
 import iaik.cms.SignerInfo;
-import iaik.security.ecc.interfaces.ECDSAParams;
 import iaik.smime.ess.ESSCertID;
 import iaik.smime.ess.ESSCertIDv2;
 import iaik.x509.X509ExtensionException;
@@ -271,16 +270,14 @@ public class Signature {
       }
       
     } else if (("EC".equals(algorithm)) || ("ECDSA".equals(algorithm))) {
-
       int fieldSize = 0;
-      if (publicKey instanceof iaik.security.ecc.ecdsa.ECPublicKey) {
-        ECDSAParams params = ((iaik.security.ecc.ecdsa.ECPublicKey) publicKey).getParameter();
-        fieldSize = params.getG().getCurve().getField().getSize().bitLength();
-      } else if (publicKey instanceof ECPublicKey) {
+      if (publicKey instanceof ECPublicKey) {
         ECParameterSpec params = ((ECPublicKey) publicKey).getParams();
         fieldSize = params.getCurve().getField().getFieldSize();
+      } else {
+        throw new NoSuchAlgorithmException("Public key type not supported.");
       }
-      
+
       if (useStrongHash && fieldSize >= 512) {
         signatureAlgorithm = AlgorithmID.ecdsa_With_SHA512;
         digestAlgorithm = AlgorithmID.sha512;
diff --git a/bkucommon/src/main/java/at/gv/egiz/bku/slcommands/impl/xsect/AlgorithmMethodFactoryImpl.java b/bkucommon/src/main/java/at/gv/egiz/bku/slcommands/impl/xsect/AlgorithmMethodFactoryImpl.java
index 317e9e1f..896552d8 100644
--- a/bkucommon/src/main/java/at/gv/egiz/bku/slcommands/impl/xsect/AlgorithmMethodFactoryImpl.java
+++ b/bkucommon/src/main/java/at/gv/egiz/bku/slcommands/impl/xsect/AlgorithmMethodFactoryImpl.java
@@ -24,7 +24,6 @@
 
 package at.gv.egiz.bku.slcommands.impl.xsect;
 
-import iaik.security.ecc.interfaces.ECDSAParams;
 import iaik.xml.crypto.XmldsigMore;
 
 import java.security.InvalidAlgorithmParameterException;
@@ -103,14 +102,13 @@ public class AlgorithmMethodFactoryImpl implements AlgorithmMethodFactory {
     } else if (("EC".equals(algorithm)) || ("ECDSA".equals(algorithm))) {
       
       int fieldSize = 0;
-      if (publicKey instanceof iaik.security.ecc.ecdsa.ECPublicKey) {
-        ECDSAParams params = ((iaik.security.ecc.ecdsa.ECPublicKey) publicKey).getParameter();
-        fieldSize = params.getG().getCurve().getField().getSize().bitLength();
-      } else if (publicKey instanceof ECPublicKey) {
+      if (publicKey instanceof ECPublicKey) {
         ECParameterSpec params = ((ECPublicKey) publicKey).getParams();
         fieldSize = params.getCurve().getField().getFieldSize();
+      } else {
+        throw new NoSuchAlgorithmException("Public key type not supported.");
       }
-      
+
       if (useStrongHash && fieldSize >= 512) {
         signatureAlgorithmURI = XmldsigMore.SIGNATURE_ECDSA_SHA512;
         digestAlgorithmURI = DigestMethod.SHA512;
-- 
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