Add capability to receive FD with NativeDaemonConnector. (dda65521) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/NativeDaemonConnector.java

+4 −2

Original line number	Diff line number	Diff line
		@@ -177,6 +177,7 @@ final class NativeDaemonConnector implements Runnable, Handler.Callback, Watchdo

		mCallbacks.onDaemonConnected();

		FileDescriptor[] fdList = null;
		byte[] buffer = new byte[BUFFER_SIZE];
		int start = 0;

		@@ -186,6 +187,7 @@ final class NativeDaemonConnector implements Runnable, Handler.Callback, Watchdo
		loge("got " + count + " reading with start = " + start);
		break;
		}
		fdList = socket.getAncillaryFileDescriptors();

		// Add our starting point to the count and reset the start.
		count += start;
		@@ -200,8 +202,8 @@ final class NativeDaemonConnector implements Runnable, Handler.Callback, Watchdo

		boolean releaseWl = false;
		try {
		final NativeDaemonEvent event = NativeDaemonEvent.parseRawEvent(
		rawEvent);
		final NativeDaemonEvent event =
		NativeDaemonEvent.parseRawEvent(rawEvent, fdList);

		log("RCV <- {" + event + "}");

services/core/java/com/android/server/NativeDaemonEvent.java

+10 −3

Original line number	Diff line number	Diff line
		@@ -19,6 +19,7 @@ package com.android.server;
		import android.util.Slog;
		import com.google.android.collect.Lists;

		import java.io.FileDescriptor;
		import java.util.ArrayList;

		/**
		@@ -35,15 +36,17 @@ public class NativeDaemonEvent {
		private final String mRawEvent;
		private final String mLogMessage;
		private String[] mParsed;
		private FileDescriptor[] mFdList;

		private NativeDaemonEvent(int cmdNumber, int code, String message,
		String rawEvent, String logMessage) {
		String rawEvent, String logMessage, FileDescriptor[] fdList) {
		mCmdNumber = cmdNumber;
		mCode = code;
		mMessage = message;
		mRawEvent = rawEvent;
		mLogMessage = logMessage;
		mParsed = null;
		mFdList = fdList;
		}

		static public final String SENSITIVE_MARKER = "{{sensitive}}";
		@@ -60,6 +63,10 @@ public class NativeDaemonEvent {
		return mMessage;
		}

		public FileDescriptor[] getFileDescriptors() {
		return mFdList;
		}

		@Deprecated
		public String getRawEvent() {
		return mRawEvent;
		@@ -127,7 +134,7 @@ public class NativeDaemonEvent {
		* @throws IllegalArgumentException when line doesn't match format expected
		* from native side.
		*/
		public static NativeDaemonEvent parseRawEvent(String rawEvent) {
		public static NativeDaemonEvent parseRawEvent(String rawEvent, FileDescriptor[] fdList) {
		final String[] parsed = rawEvent.split(" ");
		if (parsed.length < 2) {
		throw new IllegalArgumentException("Insufficient arguments");
		@@ -164,7 +171,7 @@ public class NativeDaemonEvent {

		final String message = rawEvent.substring(skiplength);

		return new NativeDaemonEvent(cmdNumber, code, message, rawEvent, logMessage);
		return new NativeDaemonEvent(cmdNumber, code, message, rawEvent, logMessage, fdList);
		}

		/**