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Fix counter not protected by mutex

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This commit is contained in:
Mygod
2021-05-20 17:10:40 -04:00
parent f55b42b6a1
commit 9c04af0d61
1 changed files with 8 additions and 6 deletions
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14
mobile/src/main/java/be/mygod/librootkotlinx/RootServer.kt
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@@ -245,13 +245,14 @@ class RootServer {
@Throws(RemoteException::class)
suspend fun <T : Parcelable?> execute(command: RootCommand<T>, classLoader: ClassLoader?): T {
val future = CompletableDeferred<T>()
@Suppress("UNCHECKED_CAST")
val callback = Callback.Ordinary(this, counter, classLoader, future as CompletableDeferred<Parcelable?>)
mutex.withLock {
val callback = mutex.withLock {
@Suppress("UNCHECKED_CAST")
val callback = Callback.Ordinary(this, counter, classLoader, future as CompletableDeferred<Parcelable?>)
if (active) {
callbackLookup[counter] = callback
sendLocked(command)
} else future.cancel()
callback
}
try {
return future.await()
@@ -275,13 +276,14 @@ class RootServer {
else -> throw IllegalArgumentException("Unsupported channel capacity $it")
}
}) {
@Suppress("UNCHECKED_CAST")
val callback = Callback.Channel(this@RootServer, counter, classLoader, this as SendChannel<Parcelable?>)
mutex.withLock {
val callback = mutex.withLock {
@Suppress("UNCHECKED_CAST")
val callback = Callback.Channel(this@RootServer, counter, classLoader, this as SendChannel<Parcelable?>)
if (active) {
callbackLookup[counter] = callback
sendLocked(command)
} else callback.finish.cancel()
callback
}
try {
callback.finish.await()