1 files changed, 108 insertions, 0 deletions
diff --git a/libraries/spongycastle/prov/src/main/java/org/spongycastle/ocsp/Req.java b/libraries/spongycastle/prov/src/main/java/org/spongycastle/ocsp/Req.java
new file mode 100644
index 000000000..7f67a5622
--- /dev/null
+++ b/libraries/spongycastle/prov/src/main/java/org/spongycastle/ocsp/Req.java
@@ -0,0 +1,108 @@
+package org.spongycastle.ocsp;
+
+import java.util.Enumeration;
+import java.util.HashSet;
+import java.util.Set;
+
+import org.spongycastle.asn1.ASN1Encoding;
+import org.spongycastle.asn1.DERObjectIdentifier;
+import org.spongycastle.asn1.ocsp.Request;
+import org.spongycastle.asn1.x509.X509Extension;
+import org.spongycastle.asn1.x509.X509Extensions;
+
+public class Req
+    implements java.security.cert.X509Extension
+{
+    private Request req;
+
+    public Req(
+        Request req)
+    {
+        this.req = req;
+    }
+
+    public CertificateID getCertID()
+    {
+        return new CertificateID(req.getReqCert());
+    }
+
+    public X509Extensions getSingleRequestExtensions()
+    {
+        return X509Extensions.getInstance(req.getSingleRequestExtensions());
+    }
+    
+    /**
+     * RFC 2650 doesn't specify any critical extensions so we return true
+     * if any are encountered.
+     * 
+     * @return true if any critical extensions are present.
+     */
+    public boolean hasUnsupportedCriticalExtension()
+    {
+        Set extns = getCriticalExtensionOIDs();
+        if (extns != null && !extns.isEmpty())
+        {
+            return true;
+        }
+
+        return false;
+    }
+
+    private Set getExtensionOIDs(boolean critical)
+    {
+        Set             set = new HashSet();
+        X509Extensions  extensions = this.getSingleRequestExtensions();
+        
+        if (extensions != null)
+        {
+            Enumeration     e = extensions.oids();
+    
+            while (e.hasMoreElements())
+            {
+                DERObjectIdentifier oid = (DERObjectIdentifier)e.nextElement();
+                X509Extension       ext = extensions.getExtension(oid);
+    
+                if (critical == ext.isCritical())
+                {
+                    set.add(oid.getId());
+                }
+            }
+        }
+
+        return set;
+    }
+
+    public Set getCriticalExtensionOIDs()
+    {
+        return getExtensionOIDs(true);
+    }
+
+    public Set getNonCriticalExtensionOIDs()
+    {
+        return getExtensionOIDs(false);
+    }
+
+    public byte[] getExtensionValue(String oid)
+    {
+        X509Extensions exts = this.getSingleRequestExtensions();
+
+        if (exts != null)
+        {
+            X509Extension   ext = exts.getExtension(new DERObjectIdentifier(oid));
+
+            if (ext != null)
+            {
+                try
+                {
+                    return ext.getValue().getEncoded(ASN1Encoding.DER);
+                }
+                catch (Exception e)
+                {
+                    throw new RuntimeException("error encoding " + e.toString());
+                }
+            }
+        }
+
+        return null;
+    }
+}