Add DSU default userdata partition size

Use DEFAULT_USERDATA_SIZE as userdata partition size if the calling
Intent desn't specify the userdata size or the specified size is zero.

Bug: 145891687
Test: adb shell am start-activity \
  -n com.android.dynsystem/com.android.dynsystem.VerificationActivity \
  -a android.os.image.action.START_INSTALL \
  -d file:///storage/emulated/0/Download/aosp_arm64-dsu_test.zip

Change-Id: I52767dfefef394403c5e16fcfd40792b14ff9a71

1 files changed, 7 insertions, 0 deletions

diff --git a/packages/DynamicSystemInstallationService/src/com/android/dynsystem/DynamicSystemInstallationService.java b/packages/DynamicSystemInstallationService/src/com/android/dynsystem/DynamicSystemInstallationService.java
index 37a77be52983..f36f97ddf610 100644
--- a/packages/DynamicSystemInstallationService/src/com/android/dynsystem/DynamicSystemInstallationService.java
+++ b/packages/DynamicSystemInstallationService/src/com/android/dynsystem/DynamicSystemInstallationService.java
@@ -82,6 +82,9 @@ public class DynamicSystemInstallationService extends Service
     static final String DEFAULT_DSU_SLOT = "dsu";
     static final String KEY_PUBKEY = "KEY_PUBKEY";
 
+    // Default userdata partition size is 2GiB.
+    private static final long DEFAULT_USERDATA_SIZE = 2L << 30;
+
     /*
      * Intent actions
      */
@@ -270,6 +273,10 @@ public class DynamicSystemInstallationService extends Service
         String dsuSlot = intent.getStringExtra(KEY_DSU_SLOT);
         String publicKey = intent.getStringExtra(KEY_PUBKEY);
 
+        if (userdataSize == 0) {
+            userdataSize = DEFAULT_USERDATA_SIZE;
+        }
+
         if (TextUtils.isEmpty(dsuSlot)) {
             dsuSlot = DEFAULT_DSU_SLOT;
         }