Export provisioning sdk

Change-Id: I4d47d80444c9507f84896767dc676112ca11e901

common/sha_util.h

@@ -0,0 +1,24 @@
+////////////////////////////////////////////////////////////////////////////////
+// Copyright 2016 Google Inc.
+//
+// This software is licensed under the terms defined in the Widevine Master
+// License Agreement. For a copy of this agreement, please contact
+// widevine-licensing@google.com.
+////////////////////////////////////////////////////////////////////////////////
+
+#ifndef COMMON_SHA_UTIL_H_
+#define COMMON_SHA_UTIL_H_
+
+#include <string>
+
+namespace widevine {
+
+// Calculates SHA1 hash.
+std::string Sha1_Hash(const std::string& message);
+
+// Calculates SHA256 hash.
+std::string Sha256_Hash(const std::string& message);
+
+}  // namespace widevine
+
+#endif  // COMMON_SHA_UTIL_H_