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Fix adb forward initialization

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In forward mode, the dummy byte must be written immediately after the
first accept(), otherwise the client will wait indefinitely, causing a
deadlock (or a timeout).

Regression introduced by 8c650e53cd.
This commit is contained in:
Romain Vimont 2023-06-22 01:13:53 +02:00
parent ea59d525bd
commit b9315620e2
1 changed files with 13 additions and 11 deletions
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22
server/src/main/java/com/genymobile/scrcpy/DesktopConnection.java
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@ -64,8 +64,6 @@ public final class DesktopConnection implements Closeable {
throws IOException {
String socketName = getSocketName(scid);
LocalSocket firstSocket = null;
LocalSocket videoSocket = null;
LocalSocket audioSocket = null;
LocalSocket controlSocket = null;
@ -74,23 +72,27 @@ public final class DesktopConnection implements Closeable {
try (LocalServerSocket localServerSocket = new LocalServerSocket(socketName)) {
if (video) {
videoSocket = localServerSocket.accept();
firstSocket = videoSocket;
if (sendDummyByte) {
// send one byte so the client may read() to detect a connection error
videoSocket.getOutputStream().write(0);
sendDummyByte = false;
}
}
if (audio) {
audioSocket = localServerSocket.accept();
if (firstSocket == null) {
firstSocket = audioSocket;
if (sendDummyByte) {
// send one byte so the client may read() to detect a connection error
audioSocket.getOutputStream().write(0);
sendDummyByte = false;
}
}
if (control) {
controlSocket = localServerSocket.accept();
if (firstSocket == null) {
firstSocket = controlSocket;
}
}
if (sendDummyByte) {
// send one byte so the client may read() to detect a connection error
firstSocket.getOutputStream().write(0);
controlSocket.getOutputStream().write(0);
sendDummyByte = false;
}
}
}
} else {