From bfc9915f482520eb9676c6d2dbf7f1ac078d937d Mon Sep 17 00:00:00 2001
From: Igor Murashkin <iam@google.com>
Date: Wed, 27 Feb 2013 12:55:20 -0800
Subject: Camera: Drop ProCamera connections when a Camera connection happens

* Also adds an ICameraServiceListener with available/not available statuses

Bug: 8291653
Change-Id: I24680f1a2dc109510caf451cf7c7bd180b670d84
---
 camera/ICameraService.cpp | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

(limited to 'camera/ICameraService.cpp')

diff --git a/camera/ICameraService.cpp b/camera/ICameraService.cpp
index b54d63f..134f7f0 100644
--- a/camera/ICameraService.cpp
+++ b/camera/ICameraService.cpp
@@ -23,6 +23,7 @@
 #include <binder/IServiceManager.h>
 
 #include <camera/ICameraService.h>
+#include <camera/ICameraServiceListener.h>
 #include <camera/IProCameraUser.h>
 #include <camera/IProCameraCallbacks.h>
 #include <camera/ICamera.h>
@@ -86,6 +87,24 @@ public:
         remote()->transact(BnCameraService::CONNECT_PRO, data, &reply);
         return interface_cast<IProCameraUser>(reply.readStrongBinder());
     }
+
+    virtual status_t addListener(const sp<ICameraServiceListener>& listener)
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(ICameraService::getInterfaceDescriptor());
+        data.writeStrongBinder(listener->asBinder());
+        remote()->transact(BnCameraService::ADD_LISTENER, data, &reply);
+        return reply.readInt32();
+    }
+
+    virtual status_t removeListener(const sp<ICameraServiceListener>& listener)
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(ICameraService::getInterfaceDescriptor());
+        data.writeStrongBinder(listener->asBinder());
+        remote()->transact(BnCameraService::REMOVE_LISTENER, data, &reply);
+        return reply.readInt32();
+    }
 };
 
 IMPLEMENT_META_INTERFACE(CameraService, "android.hardware.ICameraService");
@@ -134,6 +153,20 @@ status_t BnCameraService::onTransact(
             reply->writeStrongBinder(camera->asBinder());
             return NO_ERROR;
         } break;
+        case ADD_LISTENER: {
+            CHECK_INTERFACE(ICameraService, data, reply);
+            sp<ICameraServiceListener> listener =
+                interface_cast<ICameraServiceListener>(data.readStrongBinder());
+            reply->writeInt32(addListener(listener));
+            return NO_ERROR;
+        } break;
+        case REMOVE_LISTENER: {
+            CHECK_INTERFACE(ICameraService, data, reply);
+            sp<ICameraServiceListener> listener =
+                interface_cast<ICameraServiceListener>(data.readStrongBinder());
+            reply->writeInt32(removeListener(listener));
+            return NO_ERROR;
+        } break;
         default:
             return BBinder::onTransact(code, data, reply, flags);
     }
-- 
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