1 files changed, 0 insertions, 80 deletions
diff --git a/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/params/KDFDoublePipelineIterationParameters.java b/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/params/KDFDoublePipelineIterationParameters.java
deleted file mode 100644
index 30fe6138c..000000000
--- a/libraries/spongycastle/core/src/main/java/org/spongycastle/crypto/params/KDFDoublePipelineIterationParameters.java
+++ /dev/null
@@ -1,80 +0,0 @@
-package org.spongycastle.crypto.params;
-
-import org.spongycastle.crypto.DerivationParameters;
-import org.spongycastle.util.Arrays;
-
-/**
- * Note that counter is only supported at the location presented in the
- * NIST SP 800-108 specification, not in the additional locations present
- * in the CAVP test vectors.
- */
-public final class KDFDoublePipelineIterationParameters
-    implements DerivationParameters
-{
-
-    // could be any valid value, using 32, don't know why
-    private static final int UNUSED_R = 32;
-
-    private final byte[] ki;
-    private final boolean useCounter;
-    private final int r;
-    private final byte[] fixedInputData;
-
-    private KDFDoublePipelineIterationParameters(byte[] ki, byte[] fixedInputData, int r, boolean useCounter)
-    {
-        if (ki == null)
-        {
-            throw new IllegalArgumentException("A KDF requires Ki (a seed) as input");
-        }
-        this.ki = Arrays.clone(ki);
-
-        if (fixedInputData == null)
-        {
-            this.fixedInputData = new byte[0];
-        }
-        else
-        {
-            this.fixedInputData = Arrays.clone(fixedInputData);
-        }
-
-        if (r != 8 && r != 16 && r != 24 && r != 32)
-        {
-            throw new IllegalArgumentException("Length of counter should be 8, 16, 24 or 32");
-        }
-        this.r = r;
-
-        this.useCounter = useCounter;
-    }
-
-    public static KDFDoublePipelineIterationParameters createWithCounter(
-        byte[] ki, byte[] fixedInputData, int r)
-    {
-        return new KDFDoublePipelineIterationParameters(ki, fixedInputData, r, true);
-    }
-
-    public static KDFDoublePipelineIterationParameters createWithoutCounter(
-        byte[] ki, byte[] fixedInputData)
-    {
-        return new KDFDoublePipelineIterationParameters(ki, fixedInputData, UNUSED_R, false);
-    }
-
-    public byte[] getKI()
-    {
-        return ki;
-    }
-
-    public boolean useCounter()
-    {
-        return useCounter;
-    }
-
-    public int getR()
-    {
-        return r;
-    }
-
-    public byte[] getFixedInputData()
-    {
-        return Arrays.clone(fixedInputData);
-    }
-}