From 7502259de0bd131a90bfda4b97a5b7560249d7bc Mon Sep 17 00:00:00 2001
From: Aishwarya Mallampati <amallampati@google.com>
Date: Thu, 9 Feb 2023 22:10:45 +0000
Subject: [PATCH] Added send satellite datagram.

Bug: 260896985
Test: atest SatelliteManagerTest
Change-Id: I56cbd934fdded25f1dfebced10a0b7212a2e1215
---
 .../telephony/satellite/SatelliteManager.java | 39 +++++++++++++++++++
 .../internal/telephony/ITelephony.aidl        | 14 +++++++
 2 files changed, 53 insertions(+)

diff --git a/telephony/java/android/telephony/satellite/SatelliteManager.java b/telephony/java/android/telephony/satellite/SatelliteManager.java
index 5f6218da93228..100799e67c36e 100644
--- a/telephony/java/android/telephony/satellite/SatelliteManager.java
+++ b/telephony/java/android/telephony/satellite/SatelliteManager.java
@@ -1070,6 +1070,45 @@ public class SatelliteManager {
         return SATELLITE_REQUEST_FAILED;
     }
 
+    /**
+     * Send datagram over satellite.
+     * @param datagramType - type of datagram
+     * @param datagram - datagram to send over satellite
+     * @param executor - The executor on which the result listener will be called.
+     * @param resultListener - Listener that will be called with the result of the operation.
+     *
+     * @throws SecurityException if the caller doesn't have required permission.
+     * @throws IllegalStateException if the Telephony process is not currently available.
+     */
+    @RequiresPermission(Manifest.permission.SATELLITE_COMMUNICATION)
+    public void sendSatelliteDatagram(@DatagramType int datagramType,
+            @NonNull SatelliteDatagram datagram, @NonNull @CallbackExecutor Executor executor,
+            @SatelliteError @NonNull Consumer<Integer> resultListener) {
+        Objects.requireNonNull(datagram);
+        Objects.requireNonNull(executor);
+        Objects.requireNonNull(resultListener);
+
+        try {
+            ITelephony telephony = getITelephony();
+            if (telephony != null) {
+                IIntegerConsumer internalCallback = new IIntegerConsumer.Stub() {
+                    @Override
+                    public void accept(int result) {
+                        executor.execute(() -> Binder.withCleanCallingIdentity(
+                                () -> resultListener.accept(result)));
+                    }
+                };
+                telephony.sendSatelliteDatagram(mSubId, datagramType, datagram,
+                        internalCallback);
+            } else {
+                throw new IllegalStateException("telephony service is null.");
+            }
+        } catch (RemoteException ex) {
+            loge("sendSatelliteDatagram() RemoteException:" + ex);
+            ex.rethrowFromSystemServer();
+        }
+    }
+
     private static ITelephony getITelephony() {
         ITelephony binder = ITelephony.Stub.asInterface(TelephonyFrameworkInitializer
                 .getTelephonyServiceManager()
diff --git a/telephony/java/com/android/internal/telephony/ITelephony.aidl b/telephony/java/com/android/internal/telephony/ITelephony.aidl
index 331ee6f4dd2bc..9090edb098703 100644
--- a/telephony/java/com/android/internal/telephony/ITelephony.aidl
+++ b/telephony/java/com/android/internal/telephony/ITelephony.aidl
@@ -69,6 +69,7 @@ import android.telephony.ims.aidl.IImsRegistrationCallback;
 import android.telephony.ims.aidl.IRcsConfigCallback;
 import android.telephony.satellite.ISatelliteStateListener;
 import android.telephony.satellite.SatelliteCapabilities;
+import android.telephony.satellite.SatelliteDatagram;
 import com.android.ims.internal.IImsServiceFeatureCallback;
 import com.android.internal.telephony.CellNetworkScanResult;
 import com.android.internal.telephony.IBooleanConsumer;
@@ -2894,4 +2895,17 @@ interface ITelephony {
     @JavaPassthrough(annotation="@android.annotation.RequiresPermission("
                 + "android.Manifest.permission.SATELLITE_COMMUNICATION)")
     int pollPendingSatelliteDatagrams(int subId);
+
+   /**
+    * Send datagram over satellite.
+    *
+    * @param subId - The subId of the subscription used for receiving datagrams.
+    * @param datagramType - type of datagram
+    * @param datagram - datagram to send over satellite
+    * @param callback - The callback to get the error code of the request.
+    */
+    @JavaPassthrough(annotation="@android.annotation.RequiresPermission("
+                    + "android.Manifest.permission.SATELLITE_COMMUNICATION)")
+    void sendSatelliteDatagram(int subId, int datagramType, in SatelliteDatagram datagram,
+            IIntegerConsumer callback);
 }