Android/frameworks_base
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Merge "Add secondary external storage support." into klp-dev

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This commit is contained in:
Jeff Sharkey
2013-10-08 21:05:35 +00:00
committed by Android (Google) Code Review
parent c739a76598 44cbdec292
commit a6af40cda2
2 changed files with 27 additions and 5 deletions
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28
core/java/android/os/Environment.java
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@@ -24,9 +24,11 @@ import android.text.TextUtils;
import android.util.Log;
import com.android.internal.annotations.GuardedBy;
import com.google.android.collect.Lists;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
/**
* Provides access to environment variables.
@@ -38,6 +40,7 @@ public class Environment {
private static final String ENV_EMULATED_STORAGE_SOURCE = "EMULATED_STORAGE_SOURCE";
private static final String ENV_EMULATED_STORAGE_TARGET = "EMULATED_STORAGE_TARGET";
private static final String ENV_MEDIA_STORAGE = "MEDIA_STORAGE";
private static final String ENV_SECONDARY_STORAGE = "SECONDARY_STORAGE";
private static final String ENV_ANDROID_ROOT = "ANDROID_ROOT";
/** {@hide} */
@@ -107,7 +110,6 @@ public class Environment {
/** {@hide} */
public static class UserEnvironment {
// TODO: generalize further to create package-specific environment
// TODO: add support for secondary external storage
/** External storage dirs, as visible to vold */
private final File[] mExternalDirsForVold;
@@ -121,11 +123,15 @@ public class Environment {
String rawExternalStorage = System.getenv(ENV_EXTERNAL_STORAGE);
String rawEmulatedSource = System.getenv(ENV_EMULATED_STORAGE_SOURCE);
String rawEmulatedTarget = System.getenv(ENV_EMULATED_STORAGE_TARGET);
String rawMediaStorage = System.getenv(ENV_MEDIA_STORAGE);
if (TextUtils.isEmpty(rawMediaStorage)) {
rawMediaStorage = "/data/media";
}
ArrayList<File> externalForVold = Lists.newArrayList();
ArrayList<File> externalForApp = Lists.newArrayList();
if (!TextUtils.isEmpty(rawEmulatedTarget)) {
// Device has emulated storage; external storage paths should have
// userId burned into them.
@@ -135,8 +141,8 @@ public class Environment {
final File mediaBase = new File(rawMediaStorage);
// /storage/emulated/0
mExternalDirsForVold = new File[] { buildPath(emulatedSourceBase, rawUserId) };
mExternalDirsForApp = new File[] { buildPath(emulatedTargetBase, rawUserId) };
externalForVold.add(buildPath(emulatedSourceBase, rawUserId));
externalForApp.add(buildPath(emulatedTargetBase, rawUserId));
// /data/media/0
mEmulatedDirForDirect = buildPath(mediaBase, rawUserId);
@@ -148,11 +154,23 @@ public class Environment {
}
// /storage/sdcard0
mExternalDirsForVold = new File[] { new File(rawExternalStorage) };
mExternalDirsForApp = new File[] { new File(rawExternalStorage) };
externalForVold.add(new File(rawExternalStorage));
externalForApp.add(new File(rawExternalStorage));
// /data/media
mEmulatedDirForDirect = new File(rawMediaStorage);
}
// Splice in any secondary storage paths, but only for owner
final String rawSecondaryStorage = System.getenv(ENV_SECONDARY_STORAGE);
if (!TextUtils.isEmpty(rawSecondaryStorage) && userId == UserHandle.USER_OWNER) {
for (String secondaryPath : rawSecondaryStorage.split(":")) {
externalForVold.add(new File(secondaryPath));
externalForApp.add(new File(secondaryPath));
}
}
mExternalDirsForVold = externalForVold.toArray(new File[externalForVold.size()]);
mExternalDirsForApp = externalForApp.toArray(new File[externalForApp.size()]);
}
@Deprecated

4
services/java/com/android/server/MountService.java
View File

@@ -1227,6 +1227,9 @@ class MountService extends IMountService.Stub
descriptionId, primary, removable, emulated, mtpReserve,
allowMassStorage, maxFileSize, null);
addVolumeLocked(volume);
// Until we hear otherwise, treat as unmounted
mVolumeStates.put(volume.getPath(), Environment.MEDIA_UNMOUNTED);
}
}
@@ -2781,6 +2784,7 @@ class MountService extends IMountService.Stub
final StorageVolume v = mVolumes.get(i);
pw.print(" ");
pw.println(v.toString());
pw.println(" state=" + mVolumeStates.get(v.getPath()));
}
}