media: add ResourceManagerService

Bug: 19620911
Change-Id: Iea173d310d31781bc50effe3d9bd6553cb5139eb

4 files changed, 209 insertions, 0 deletions

diff --git a/include/media/IResourceManagerClient.h b/include/media/IResourceManagerClient.h
new file mode 100644
index 0000000..3587aea
--- /dev/null
+++ b/include/media/IResourceManagerClient.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2015 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.
+ */
+
+#ifndef ANDROID_IRESOURCEMANAGERCLIENT_H
+#define ANDROID_IRESOURCEMANAGERCLIENT_H
+
+#include <utils/RefBase.h>
+#include <binder/IInterface.h>
+#include <binder/Parcel.h>
+
+namespace android {
+
+class IResourceManagerClient: public IInterface
+{
+public:
+    DECLARE_META_INTERFACE(ResourceManagerClient);
+
+    virtual bool reclaimResource() = 0;
+};
+
+// ----------------------------------------------------------------------------
+
+class BnResourceManagerClient: public BnInterface<IResourceManagerClient>
+{
+public:
+    virtual status_t onTransact(uint32_t code,
+                                const Parcel &data,
+                                Parcel *reply,
+                                uint32_t flags = 0);
+};
+
+}; // namespace android
+
+#endif // ANDROID_IRESOURCEMANAGERCLIENT_H
diff --git a/include/media/IResourceManagerService.h b/include/media/IResourceManagerService.h
new file mode 100644
index 0000000..067392c
--- /dev/null
+++ b/include/media/IResourceManagerService.h
@@ -0,0 +1,66 @@
+/*
+ * Copyright 2015 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.
+ */
+
+#ifndef ANDROID_IRESOURCEMANAGERSERVICE_H
+#define ANDROID_IRESOURCEMANAGERSERVICE_H
+
+#include <utils/Errors.h>  // for status_t
+#include <utils/KeyedVector.h>
+#include <utils/RefBase.h>
+#include <utils/String8.h>
+#include <binder/IInterface.h>
+#include <binder/Parcel.h>
+
+#include <media/IResourceManagerClient.h>
+#include <media/MediaResource.h>
+#include <media/MediaResourcePolicy.h>
+
+namespace android {
+
+class IResourceManagerService: public IInterface
+{
+public:
+    DECLARE_META_INTERFACE(ResourceManagerService);
+
+    virtual void config(const Vector<MediaResourcePolicy> &policies) = 0;
+
+    virtual void addResource(
+            int pid,
+            int64_t clientId,
+            const sp<IResourceManagerClient> client,
+            const Vector<MediaResource> &resources) = 0;
+
+    virtual void removeResource(int64_t clientId) = 0;
+
+    virtual bool reclaimResource(
+            int callingPid,
+            const Vector<MediaResource> &resources) = 0;
+};
+
+// ----------------------------------------------------------------------------
+
+class BnResourceManagerService: public BnInterface<IResourceManagerService>
+{
+public:
+    virtual status_t onTransact(uint32_t code,
+                                const Parcel &data,
+                                Parcel *reply,
+                                uint32_t flags = 0);
+};
+
+}; // namespace android
+
+#endif // ANDROID_IRESOURCEMANAGERSERVICE_H
diff --git a/include/media/MediaResource.h b/include/media/MediaResource.h
new file mode 100644
index 0000000..0b57c84
--- /dev/null
+++ b/include/media/MediaResource.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2015 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.
+ */
+
+
+#ifndef ANDROID_MEDIA_RESOURCE_H
+#define ANDROID_MEDIA_RESOURCE_H
+
+#include <binder/Parcel.h>
+#include <utils/String8.h>
+
+namespace android {
+
+extern const char kResourceSecureCodec[];
+extern const char kResourceNonSecureCodec[];
+extern const char kResourceGraphicMemory[];
+
+class MediaResource {
+public:
+    MediaResource();
+    MediaResource(String8 type, uint64_t value);
+    MediaResource(String8 type, String8 subType, uint64_t value);
+
+    void readFromParcel(const Parcel &parcel);
+    void writeToParcel(Parcel *parcel) const;
+
+    String8 toString() const;
+
+    bool operator==(const MediaResource &other) const;
+    bool operator!=(const MediaResource &other) const;
+
+    String8 mType;
+    String8 mSubType;
+    uint64_t mValue;
+};
+
+}; // namespace android
+
+#endif  // ANDROID_MEDIA_RESOURCE_H
diff --git a/include/media/MediaResourcePolicy.h b/include/media/MediaResourcePolicy.h
new file mode 100644
index 0000000..1e1c341
--- /dev/null
+++ b/include/media/MediaResourcePolicy.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2015 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.
+ */
+
+
+#ifndef ANDROID_MEDIA_RESOURCE_POLICY_H
+#define ANDROID_MEDIA_RESOURCE_POLICY_H
+
+#include <binder/Parcel.h>
+#include <utils/String8.h>
+
+namespace android {
+
+extern const char kPolicySupportsMultipleSecureCodecs[];
+extern const char kPolicySupportsSecureWithNonSecureCodec[];
+
+class MediaResourcePolicy {
+public:
+    MediaResourcePolicy();
+    MediaResourcePolicy(String8 type, uint64_t value);
+
+    void readFromParcel(const Parcel &parcel);
+    void writeToParcel(Parcel *parcel) const;
+
+    String8 toString() const;
+
+    String8 mType;
+    uint64_t mValue;
+};
+
+}; // namespace android
+
+#endif  // ANDROID_MEDIA_RESOURCE_POLICY_H