Pass application packagename to drm plugin.

Pass application package name to createPlugin and createDrmPlugin.
The application packagename will be used as part of a unique
identifier for drm plugin.

Test: Play Movies.

Test: ANDROID_BUILD_TOP= ./android-gts/tools/gts-tradefed run gts -m
GtsMediaTestCases --test
com.google.android.media.gts.WidevineH264PlaybackTests#testL1With480P60

Verify the application's packagename is reachable in the drm plugin's
debug log.

bug: 27101531

Change-Id: I84fb09b591a7af63f6e20004e910112a4ce6ebac

1 files changed, 6 insertions, 4 deletions

diff --git a/drm/libmediadrm/IDrm.cpp b/drm/libmediadrm/IDrm.cpp
index c4558c67f5..4e47112057 100644
--- a/drm/libmediadrm/IDrm.cpp
+++ b/drm/libmediadrm/IDrm.cpp
@@ -88,13 +88,15 @@ struct BpDrm : public BpInterface<IDrm> {
         return reply.readInt32() != 0;
     }
 
-    virtual status_t createPlugin(const uint8_t uuid[16]) {
+    virtual status_t createPlugin(const uint8_t uuid[16],
+                                  const String8& appPackageName) {
         Parcel data, reply;
         data.writeInterfaceToken(IDrm::getInterfaceDescriptor());
         data.write(uuid, 16);
-
+        data.writeString8(appPackageName);
         status_t status = remote()->transact(CREATE_PLUGIN, data, &reply);
         if (status != OK) {
+            ALOGE("createPlugin: binder call failed: %d", status);
             return status;
         }
 
@@ -585,7 +587,6 @@ status_t BnDrm::onTransact(
             data.read(uuid, sizeof(uuid));
             String8 mimeType = data.readString8();
             reply->writeInt32(isCryptoSchemeSupported(uuid, mimeType));
-
             return OK;
         }
 
@@ -594,7 +595,8 @@ status_t BnDrm::onTransact(
             CHECK_INTERFACE(IDrm, data, reply);
             uint8_t uuid[16];
             data.read(uuid, sizeof(uuid));
-            reply->writeInt32(createPlugin(uuid));
+            String8 appPackageName = data.readString8();
+            reply->writeInt32(createPlugin(uuid, appPackageName));
             return OK;
         }