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-rw-r--r--core/java/android/content/Context.java2
-rwxr-xr-xcore/java/android/content/res/ObbInfo.aidl19
-rw-r--r--core/java/android/content/res/ObbInfo.java71
-rw-r--r--core/java/android/content/res/ObbScanner.java40
-rw-r--r--core/java/android/os/storage/IMountService.aidl22
-rw-r--r--core/java/android/os/storage/StorageManager.java51
-rwxr-xr-xcore/java/com/android/internal/app/IMediaContainerService.aidl4
7 files changed, 207 insertions, 2 deletions
diff --git a/core/java/android/content/Context.java b/core/java/android/content/Context.java
index b49d801..b7e4b17 100644
--- a/core/java/android/content/Context.java
+++ b/core/java/android/content/Context.java
@@ -1400,7 +1400,7 @@ public abstract class Context {
/**
* Use with {@link #getSystemService} to retrieve a {@link
- * android.os.storage.StorageManager} for accesssing system storage
+ * android.os.storage.StorageManager} for accessing system storage
* functions.
*
* @see #getSystemService
diff --git a/core/java/android/content/res/ObbInfo.aidl b/core/java/android/content/res/ObbInfo.aidl
new file mode 100755
index 0000000..636ad6a
--- /dev/null
+++ b/core/java/android/content/res/ObbInfo.aidl
@@ -0,0 +1,19 @@
+/*
+ * Copyright (C) 2010 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.
+ */
+
+package android.content.res;
+
+parcelable ObbInfo;
diff --git a/core/java/android/content/res/ObbInfo.java b/core/java/android/content/res/ObbInfo.java
new file mode 100644
index 0000000..b18d784
--- /dev/null
+++ b/core/java/android/content/res/ObbInfo.java
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2010 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.
+ */
+
+package android.content.res;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+
+/**
+ * Basic information about a Opaque Binary Blob (OBB) that reflects
+ * the info from the footer on the OBB file.
+ * @hide
+ */
+public class ObbInfo implements Parcelable {
+ /**
+ * The name of the package to which the OBB file belongs.
+ */
+ public String packageName;
+
+ /**
+ * The version of the package to which the OBB file belongs.
+ */
+ public int version;
+
+ public ObbInfo() {
+ }
+
+ public String toString() {
+ return "ObbInfo{"
+ + Integer.toHexString(System.identityHashCode(this))
+ + " packageName=" + packageName + ",version=" + version + "}";
+ }
+
+ public int describeContents() {
+ return 0;
+ }
+
+ public void writeToParcel(Parcel dest, int parcelableFlags) {
+ dest.writeString(packageName);
+ dest.writeInt(version);
+ }
+
+ public static final Parcelable.Creator<ObbInfo> CREATOR
+ = new Parcelable.Creator<ObbInfo>() {
+ public ObbInfo createFromParcel(Parcel source) {
+ return new ObbInfo(source);
+ }
+
+ public ObbInfo[] newArray(int size) {
+ return new ObbInfo[size];
+ }
+ };
+
+ private ObbInfo(Parcel source) {
+ packageName = source.readString();
+ version = source.readInt();
+ }
+}
diff --git a/core/java/android/content/res/ObbScanner.java b/core/java/android/content/res/ObbScanner.java
new file mode 100644
index 0000000..eb383c3
--- /dev/null
+++ b/core/java/android/content/res/ObbScanner.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2010 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.
+ */
+
+package android.content.res;
+
+/**
+ * Class to scan Opaque Binary Blob (OBB) files.
+ * @hide
+ */
+public class ObbScanner {
+ // Don't allow others to instantiate this class
+ private ObbScanner() {}
+
+ public static ObbInfo getObbInfo(String filePath) {
+ if (filePath == null) {
+ return null;
+ }
+
+ ObbInfo obbInfo = new ObbInfo();
+ if (!getObbInfo_native(filePath, obbInfo)) {
+ throw new IllegalArgumentException("Could not read OBB file: " + filePath);
+ }
+ return obbInfo;
+ }
+
+ private native static boolean getObbInfo_native(String filePath, ObbInfo obbInfo);
+}
diff --git a/core/java/android/os/storage/IMountService.aidl b/core/java/android/os/storage/IMountService.aidl
index 4862f80..ca7efe7 100644
--- a/core/java/android/os/storage/IMountService.aidl
+++ b/core/java/android/os/storage/IMountService.aidl
@@ -152,4 +152,26 @@ interface IMountService
* processing the media status update request.
*/
void finishMediaUpdate();
+
+ /**
+ * Mounts an Opaque Binary Blob (OBB) with the specified decryption key and only
+ * allows the calling process's UID access to the contents.
+ */
+ int mountObb(String filename, String key);
+
+ /**
+ * Unmounts an Opaque Binary Blob (OBB). When the force flag is specified, any
+ * program using it will be forcibly killed to unmount the image.
+ */
+ int unmountObb(String filename, boolean force);
+
+ /**
+ * Checks whether the specified Opaque Binary Blob (OBB) is mounted somewhere.
+ */
+ boolean isObbMounted(String filename);
+
+ /**
+ * Gets the path to the mounted Opaque Binary Blob (OBB).
+ */
+ String getMountedObbPath(String filename);
}
diff --git a/core/java/android/os/storage/StorageManager.java b/core/java/android/os/storage/StorageManager.java
index b49979c..61cdace 100644
--- a/core/java/android/os/storage/StorageManager.java
+++ b/core/java/android/os/storage/StorageManager.java
@@ -288,4 +288,55 @@ public class StorageManager
}
return false;
}
+
+ /**
+ * Mount an OBB file.
+ */
+ public boolean mountObb(String filename, String key) {
+ try {
+ return mMountService.mountObb(filename, key)
+ == StorageResultCode.OperationSucceeded;
+ } catch (RemoteException e) {
+ Log.e(TAG, "Failed to mount OBB", e);
+ }
+
+ return false;
+ }
+
+ /**
+ * Mount an OBB file.
+ */
+ public boolean unmountObb(String filename, boolean force) {
+ try {
+ return mMountService.unmountObb(filename, force)
+ == StorageResultCode.OperationSucceeded;
+ } catch (RemoteException e) {
+ Log.e(TAG, "Failed to mount OBB", e);
+ }
+
+ return false;
+ }
+
+ public boolean isObbMounted(String filename) {
+ try {
+ return mMountService.isObbMounted(filename);
+ } catch (RemoteException e) {
+ Log.e(TAG, "Failed to check if OBB is mounted", e);
+ }
+
+ return false;
+ }
+
+ /**
+ * Check the mounted path of an OBB file.
+ */
+ public String getMountedObbPath(String filename) {
+ try {
+ return mMountService.getMountedObbPath(filename);
+ } catch (RemoteException e) {
+ Log.e(TAG, "Failed to find mounted path for OBB", e);
+ }
+
+ return null;
+ }
}
diff --git a/core/java/com/android/internal/app/IMediaContainerService.aidl b/core/java/com/android/internal/app/IMediaContainerService.aidl
index 0f817b7..a59c14b 100755
--- a/core/java/com/android/internal/app/IMediaContainerService.aidl
+++ b/core/java/com/android/internal/app/IMediaContainerService.aidl
@@ -19,6 +19,7 @@ package com.android.internal.app;
import android.net.Uri;
import android.os.ParcelFileDescriptor;
import android.content.pm.PackageInfoLite;
+import android.content.res.ObbInfo;
interface IMediaContainerService {
String copyResourceToContainer(in Uri packageURI,
@@ -28,4 +29,5 @@ interface IMediaContainerService {
in ParcelFileDescriptor outStream);
PackageInfoLite getMinimalPackageInfo(in Uri fileUri, int flags);
boolean checkFreeStorage(boolean external, in Uri fileUri);
-} \ No newline at end of file
+ ObbInfo getObbInfo(in Uri fileUri);
+}
generated by cgit v1.1 at 2025-10-20 21:43:01 +0000