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Viewing changes to src/org/bouncycastle/ocsp/RespID.java

  • Committer: Brian Thomason
  • Date: 2011-12-20 17:20:32 UTC
  • Revision ID: brian.thomason@canonical.com-20111220172032-rdtm13jgdxtksacr
Initial import

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src/org/bouncycastle/ocsp/RespID.java
 
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package org.bouncycastle.ocsp;
 
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import java.security.MessageDigest;
 
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import java.security.PublicKey;
 
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import javax.security.auth.x500.X500Principal;
 
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import org.bouncycastle.asn1.ASN1InputStream;
 
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import org.bouncycastle.asn1.ASN1OctetString;
 
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import org.bouncycastle.asn1.DEROctetString;
 
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import org.bouncycastle.asn1.ocsp.ResponderID;
 
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import org.bouncycastle.asn1.x500.X500Name;
 
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import org.bouncycastle.asn1.x509.SubjectPublicKeyInfo;
 
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/**
 
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 * Carrier for a ResponderID.
 
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 */
 
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public class RespID
 
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{
 
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    ResponderID id;
 
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    public RespID(
 
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        ResponderID id)
 
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    {
 
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        this.id = id;
 
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    }
 
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    public RespID(
 
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        X500Principal   name)
 
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    {
 
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        this.id = new ResponderID(X500Name.getInstance(name.getEncoded()));
 
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    }
 
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    public RespID(
 
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        PublicKey   key)
 
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        throws OCSPException
 
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    {
 
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        try
 
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        {
 
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            // TODO Allow specification of a particular provider
 
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            MessageDigest digest = OCSPUtil.createDigestInstance("SHA1", null);
 
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            ASN1InputStream aIn = new ASN1InputStream(key.getEncoded());
 
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            SubjectPublicKeyInfo info = SubjectPublicKeyInfo.getInstance(aIn.readObject());
 
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            digest.update(info.getPublicKeyData().getBytes());
 
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            ASN1OctetString keyHash = new DEROctetString(digest.digest());
 
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            this.id = new ResponderID(keyHash);
 
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        }
 
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        catch (Exception e)
 
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        {
 
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            throw new OCSPException("problem creating ID: " + e, e);
 
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        }
 
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    }
 
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    public ResponderID toASN1Object()
 
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    {
 
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        return id;
 
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    }
 
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    public boolean equals(
 
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        Object  o)
 
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    {
 
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        if (!(o instanceof RespID))
 
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        {
 
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            return false;
 
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        }
 
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        RespID   obj = (RespID)o;
 
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        return id.equals(obj.id);
 
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    }
 
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    public int hashCode()
 
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    {
 
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        return id.hashCode();
 
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    }
 
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}