Break out into separate repo.

1 files changed, 35 insertions, 0 deletions

diff --git a/src/main/java/org/whispersystems/libaxolotl/protocol/CiphertextMessage.java b/src/main/java/org/whispersystems/libaxolotl/protocol/CiphertextMessage.java
new file mode 100644
index 00000000..cf4be756
--- /dev/null
+++ b/src/main/java/org/whispersystems/libaxolotl/protocol/CiphertextMessage.java
@@ -0,0 +1,35 @@
+/**
+ * Copyright (C) 2014 Open Whisper Systems
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package org.whispersystems.libaxolotl.protocol;
+
+public interface CiphertextMessage {
+
+  public static final int UNSUPPORTED_VERSION = 1;
+  public static final int CURRENT_VERSION     = 3;
+
+  public static final int WHISPER_TYPE                = 2;
+  public static final int PREKEY_TYPE                 = 3;
+  public static final int SENDERKEY_TYPE              = 4;
+  public static final int SENDERKEY_DISTRIBUTION_TYPE = 5;
+
+  // This should be the worst case (worse than V2).  So not always accurate, but good enough for padding.
+  public static final int ENCRYPTED_MESSAGE_OVERHEAD = 53;
+
+  public byte[] serialize();
+  public int getType();
+
+}
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