From ed3e3e046840d5bf1ca84a8c0cc097425e89d6d6 Mon Sep 17 00:00:00 2001
From: Andreas Huber <andih@google.com>
Date: Mon, 26 Mar 2012 11:13:27 -0700
Subject: Provisional support for secure decryption of media streams.

Change-Id: Ib3982a9c960bfdb0cb7e1b174440b141b194cfbe
---
 media/libmedia/IMediaPlayerService.cpp | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'media/libmedia/IMediaPlayerService.cpp')

diff --git a/media/libmedia/IMediaPlayerService.cpp b/media/libmedia/IMediaPlayerService.cpp
index f5fccef..9120617 100644
--- a/media/libmedia/IMediaPlayerService.cpp
+++ b/media/libmedia/IMediaPlayerService.cpp
@@ -20,6 +20,7 @@
 
 #include <binder/Parcel.h>
 #include <binder/IMemory.h>
+#include <media/ICrypto.h>
 #include <media/IMediaPlayerService.h>
 #include <media/IMediaRecorder.h>
 #include <media/IOMX.h>
@@ -36,6 +37,7 @@ enum {
     CREATE_MEDIA_RECORDER,
     CREATE_METADATA_RETRIEVER,
     GET_OMX,
+    MAKE_CRYPTO,
     ADD_BATTERY_DATA,
     PULL_BATTERY_DATA
 };
@@ -111,6 +113,13 @@ public:
         return interface_cast<IOMX>(reply.readStrongBinder());
     }
 
+    virtual sp<ICrypto> makeCrypto() {
+        Parcel data, reply;
+        data.writeInterfaceToken(IMediaPlayerService::getInterfaceDescriptor());
+        remote()->transact(MAKE_CRYPTO, data, &reply);
+        return interface_cast<ICrypto>(reply.readStrongBinder());
+    }
+
     virtual void addBatteryData(uint32_t params) {
         Parcel data, reply;
         data.writeInterfaceToken(IMediaPlayerService::getInterfaceDescriptor());
@@ -191,6 +200,12 @@ status_t BnMediaPlayerService::onTransact(
             reply->writeStrongBinder(omx->asBinder());
             return NO_ERROR;
         } break;
+        case MAKE_CRYPTO: {
+            CHECK_INTERFACE(IMediaPlayerService, data, reply);
+            sp<ICrypto> crypto = makeCrypto();
+            reply->writeStrongBinder(crypto->asBinder());
+            return NO_ERROR;
+        } break;
         case ADD_BATTERY_DATA: {
             CHECK_INTERFACE(IMediaPlayerService, data, reply);
             uint32_t params = data.readInt32();
-- 
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