diff --git a/include/media/IDrm.h b/include/media/IDrm.h
new file mode 100644
index 0000000..38e2378
--- /dev/null
+++ b/include/media/IDrm.h
@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <binder/IInterface.h>
+#include <media/stagefright/foundation/ABase.h>
+#include <media/drm/DrmAPI.h>
+
+#ifndef ANDROID_IDRM_H_
+
+#define ANDROID_IDRM_H_
+
+namespace android {
+
+struct AString;
+
+struct IDrm : public IInterface {
+    DECLARE_META_INTERFACE(Drm);
+
+    virtual status_t initCheck() const = 0;
+
+    virtual bool isCryptoSchemeSupported(const uint8_t uuid[16]) = 0;
+
+    virtual status_t createPlugin(const uint8_t uuid[16]) = 0;
+
+    virtual status_t destroyPlugin() = 0;
+
+    virtual status_t openSession(Vector<uint8_t> &sessionId) = 0;
+
+    virtual status_t closeSession(Vector<uint8_t> const &sessionId) = 0;
+
+    virtual status_t
+        getLicenseRequest(Vector<uint8_t> const &sessionId,
+                          Vector<uint8_t> const &initData,
+                          String8 const &mimeType, DrmPlugin::LicenseType licenseType,
+                          KeyedVector<String8, String8> const &optionalParameters,
+                          Vector<uint8_t> &request, String8 &defaultUrl) = 0;
+
+    virtual status_t provideLicenseResponse(Vector<uint8_t> const &sessionId,
+                                            Vector<uint8_t> const &response) = 0;
+
+    virtual status_t removeLicense(Vector<uint8_t> const &sessionId) = 0;
+
+    virtual status_t queryLicenseStatus(Vector<uint8_t> const &sessionId,
+                                        KeyedVector<String8, String8> &infoMap) const = 0;
+
+    virtual status_t getProvisionRequest(Vector<uint8_t> &request,
+                                         String8 &defaulUrl) = 0;
+
+    virtual status_t provideProvisionResponse(Vector<uint8_t> const &response) = 0;
+
+    virtual status_t getSecureStops(List<Vector<uint8_t> > &secureStops) = 0;
+
+    virtual status_t releaseSecureStops(Vector<uint8_t> const &ssRelease) = 0;
+
+    virtual status_t getPropertyString(String8 const &name, String8 &value ) const = 0;
+    virtual status_t getPropertyByteArray(String8 const &name,
+                                          Vector<uint8_t> &value ) const = 0;
+    virtual status_t setPropertyString(String8 const &name,
+                                       String8 const &value ) const = 0;
+    virtual status_t setPropertyByteArray(String8 const &name,
+                                          Vector<uint8_t> const &value ) const = 0;
+
+private:
+    DISALLOW_EVIL_CONSTRUCTORS(IDrm);
+};
+
+struct BnDrm : public BnInterface<IDrm> {
+    virtual status_t onTransact(
+            uint32_t code, const Parcel &data, Parcel *reply,
+            uint32_t flags = 0);
+};
+
+}  // namespace android
+
+#endif // ANDROID_IDRM_H_
+