1 files changed, 35 insertions, 0 deletions
diff --git a/src/com/isode/stroke/crypto/CryptoProvider.java b/src/com/isode/stroke/crypto/CryptoProvider.java
new file mode 100644
index 0000000..1c1a29e
--- /dev/null
+++ b/src/com/isode/stroke/crypto/CryptoProvider.java
@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2013-2015, Isode Limited, London, England.
+ * All rights reserved.
+ */
+package com.isode.stroke.crypto;
+
+import com.isode.stroke.base.ByteArray;
+import com.isode.stroke.base.SafeByteArray;
+
+public abstract class CryptoProvider {
+
+    public abstract Hash createSHA1();
+    public abstract Hash createMD5();
+    public abstract ByteArray getHMACSHA1(final SafeByteArray key, final ByteArray data);
+    public abstract ByteArray getHMACSHA1(final ByteArray key, final ByteArray data);
+    public abstract boolean isMD5AllowedForCrypto();
+
+    // Convenience
+    public ByteArray getSHA1Hash(final SafeByteArray data) {
+        return createSHA1().update(data).getHash();
+    }
+
+    public ByteArray getSHA1Hash(final ByteArray data) {
+        return createSHA1().update(data).getHash();
+    }
+    
+    public ByteArray getMD5Hash(final SafeByteArray data) {
+        return createMD5().update(data).getHash();
+    }
+
+    public ByteArray getMD5Hash(final ByteArray data) {
+        return createMD5().update(data).getHash();
+    }
+
+}