1 files changed, 78 insertions, 0 deletions
diff --git a/libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/misc/CAST5CBCParameters.java b/libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/misc/CAST5CBCParameters.java
new file mode 100644
index 000000000..b611ccd6b
--- /dev/null
+++ b/libraries/spongycastle/core/src/main/java/org/spongycastle/asn1/misc/CAST5CBCParameters.java
@@ -0,0 +1,78 @@
+package org.spongycastle.asn1.misc;
+
+import org.spongycastle.asn1.ASN1EncodableVector;
+import org.spongycastle.asn1.ASN1Integer;
+import org.spongycastle.asn1.ASN1Object;
+import org.spongycastle.asn1.ASN1OctetString;
+import org.spongycastle.asn1.ASN1Primitive;
+import org.spongycastle.asn1.ASN1Sequence;
+import org.spongycastle.asn1.DEROctetString;
+import org.spongycastle.asn1.DERSequence;
+
+public class CAST5CBCParameters
+    extends ASN1Object
+{
+    ASN1Integer      keyLength;
+    ASN1OctetString iv;
+
+    public static CAST5CBCParameters getInstance(
+        Object  o)
+    {
+        if (o instanceof CAST5CBCParameters)
+        {
+            return (CAST5CBCParameters)o;
+        }
+        else if (o != null)
+        {
+            return new CAST5CBCParameters(ASN1Sequence.getInstance(o));
+        }
+
+        return null;
+    }
+
+    public CAST5CBCParameters(
+        byte[]  iv,
+        int     keyLength)
+    {
+        this.iv = new DEROctetString(iv);
+        this.keyLength = new ASN1Integer(keyLength);
+    }
+
+    public CAST5CBCParameters(
+        ASN1Sequence  seq)
+    {
+        iv = (ASN1OctetString)seq.getObjectAt(0);
+        keyLength = (ASN1Integer)seq.getObjectAt(1);
+    }
+
+    public byte[] getIV()
+    {
+        return iv.getOctets();
+    }
+
+    public int getKeyLength()
+    {
+        return keyLength.getValue().intValue();
+    }
+
+    /**
+     * Produce an object suitable for an ASN1OutputStream.
+     * <pre>
+     * cast5CBCParameters ::= SEQUENCE {
+     *                           iv         OCTET STRING DEFAULT 0,
+     *                                  -- Initialization vector
+     *                           keyLength  INTEGER
+     *                                  -- Key length, in bits
+     *                      }
+     * </pre>
+     */
+    public ASN1Primitive toASN1Primitive()
+    {
+        ASN1EncodableVector  v = new ASN1EncodableVector();
+
+        v.add(iv);
+        v.add(keyLength);
+
+        return new DERSequence(v);
+    }
+}