Execute become-spongy.sh

https://github.com/rtyley/spongycastle/blob/3040af/become-spongy.sh

1 files changed, 52 insertions, 0 deletions

diff --git a/core/src/main/java/org/spongycastle/crypto/tls/DTLSEpoch.java b/core/src/main/java/org/spongycastle/crypto/tls/DTLSEpoch.java
new file mode 100644
index 00000000..33dda1c7
--- /dev/null
+++ b/core/src/main/java/org/spongycastle/crypto/tls/DTLSEpoch.java
@@ -0,0 +1,52 @@
+package org.spongycastle.crypto.tls;
+
+class DTLSEpoch
+{
+    private final DTLSReplayWindow replayWindow = new DTLSReplayWindow();
+
+    private final int epoch;
+    private final TlsCipher cipher;
+
+    private long sequence_number = 0;
+
+    DTLSEpoch(int epoch, TlsCipher cipher)
+    {
+        if (epoch < 0)
+        {
+            throw new IllegalArgumentException("'epoch' must be >= 0");
+        }
+        if (cipher == null)
+        {
+            throw new IllegalArgumentException("'cipher' cannot be null");
+        }
+
+        this.epoch = epoch;
+        this.cipher = cipher;
+    }
+
+    long allocateSequenceNumber()
+    {
+        // TODO Check for overflow
+        return sequence_number++;
+    }
+
+    TlsCipher getCipher()
+    {
+        return cipher;
+    }
+
+    int getEpoch()
+    {
+        return epoch;
+    }
+
+    DTLSReplayWindow getReplayWindow()
+    {
+        return replayWindow;
+    }
+
+    long getSequence_number()
+    {
+        return sequence_number;
+    }
+}