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authorgregor <gregor@d688527b-c9ab-4aba-bd8d-4036d912da1d>2003-11-11 22:36:36 +0000
committergregor <gregor@d688527b-c9ab-4aba-bd8d-4036d912da1d>2003-11-11 22:36:36 +0000
commit643b4096cdd0f0ed98f21c9b5b681ed89bcb08dc (patch)
tree9e750c9103ad923b291820bc85fcbd669c2e7900 /spss.test/src/testgenerator/TestCMS.java
parentbc620256eb9b4dc6a33244b1105e58773358dbe6 (diff)
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git-svn-id: https://joinup.ec.europa.eu/svn/moa-idspss/trunk@51 d688527b-c9ab-4aba-bd8d-4036d912da1d
Diffstat (limited to 'spss.test/src/testgenerator/TestCMS.java')
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diff --git a/spss.test/src/testgenerator/TestCMS.java b/spss.test/src/testgenerator/TestCMS.java
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+++ b/spss.test/src/testgenerator/TestCMS.java
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+package testgenerator;
+
+import iaik.asn1.CodingException;
+import iaik.asn1.ObjectID;
+import iaik.asn1.structures.AlgorithmID;
+import iaik.asn1.structures.Attribute;
+import iaik.asn1.structures.ChoiceOfTime;
+import iaik.cms.CMSException;
+import iaik.cms.ContentInfoStream;
+import iaik.cms.SignedDataStream;
+import iaik.cms.SignerInfo;
+import iaik.utils.StreamCopier;
+import iaik.x509.X509Certificate;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.security.KeyStore;
+import java.security.Provider;
+import java.security.Security;
+import java.security.SignatureException;
+
+
+/**
+ * @author Administrator
+ *
+ * To change this generated comment edit the template variable "typecomment":
+ * Window>Preferences>Java>Templates.
+ * To enable and disable the creation of type comments go to
+ * Window>Preferences>Java>Code Generation.
+ */
+public class TestCMS {
+
+ public static void main(String[] args)
+ {
+ try {
+ iaik.security.provider.IAIK.addAsProvider(true);
+
+ Provider [] list = Security.getProviders();
+ for(int counter=0;counter<list.length;counter++)
+ {
+ System.out.println(list[counter].getName());
+ }
+
+ KeyStore.getInstance("IAIKKeyStore");
+ }
+ catch(Exception e)
+ {
+ e.printStackTrace();
+ }
+ }
+
+ public static String getSignedDataStream(byte[] signedData, byte[] message,boolean two_users) throws CMSException, IOException {
+
+ // we are testing the stream interface
+ ByteArrayInputStream is = new ByteArrayInputStream(signedData);
+ // create the ContentInfo object
+ ContentInfoStream cis = new ContentInfoStream(is);
+ System.out.println("This ContentInfo holds content of type " + cis.getContentType().getName());
+ SignedDataStream signed_data = null;
+
+ if (message == null) {
+ // implicitly signed; get the content
+ signed_data = (SignedDataStream)cis.getContent();
+ }
+ else {
+ // explicitly signed; set the data stream for digesting the message
+ AlgorithmID[] algIDs = { AlgorithmID.sha1, AlgorithmID.md5 };
+ signed_data = new SignedDataStream(new ByteArrayInputStream(message), algIDs);
+
+ }
+
+ // get an InputStream for reading the signed content
+ InputStream data = signed_data.getInputStream();
+ ByteArrayOutputStream os = new ByteArrayOutputStream();
+ StreamCopier sc = new StreamCopier(data, os);
+ sc.copyStream();
+
+
+ if (message != null) {
+ // if explicitly signed read now the DER encoded object
+ // an explicit S/MIME signed message also consits of message|signature
+ signed_data.decode(cis.getContentInputStream());
+ }
+
+ System.out.println("SignedData contains the following signer information:");
+ SignerInfo[] signer_infos = signed_data.getSignerInfos();
+
+ for (int i=0; i<signer_infos.length; i++) {
+ try {
+ // verify the signed data using the SignerInfo at index i
+ X509Certificate signer_cert = signed_data.verify(i);
+ // if the signature is OK the certificate of the signer is returned
+ System.out.println("Signature OK from signer: "+signer_cert.getSubjectDN());
+ Attribute signingTime = signer_infos[i].getSignedAttribute(ObjectID.signingTime);
+ if (signingTime != null) {
+ ChoiceOfTime cot = new ChoiceOfTime(signingTime.getValue()[0]);
+ System.out.println("This message has been signed at " + cot.getDate());
+ }
+ Attribute contentType = signer_infos[i].getSignedAttribute(ObjectID.contentType);
+ if (contentType != null) {
+ System.out.println("The content has CMS content type " + contentType.getValue()[0]);
+ }
+
+ } catch (SignatureException ex) {
+ // if the signature is not OK a SignatureException is thrown
+ System.out.println("Signature ERROR from signer: "+signed_data.getCertificate((signer_infos[i].getSignerIdentifier())).getSubjectDN());
+ ex.printStackTrace();
+ } catch (CodingException ex) {
+ System.out.println("Attribute decoding error: " + ex.getMessage());
+ ex.printStackTrace();
+ }
+ }
+
+ return os.toString();
+ }
+
+}