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Fixed race condition and missing returns.

This commit is contained in:
Felix Ableitner 2015-09-11 02:17:21 +02:00
parent 5aef929229
commit f695508fdd
1 changed files with 8 additions and 6 deletions
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14
app/src/main/scala/com/nutomic/ensichat/protocol/ChatService.scala
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@ -188,24 +188,26 @@ class ChatService extends Service {
getResources.getString(R.string.default_max_connections)).toInt
if (connections().size == maxConnections) {
Log.i(Tag, "Maximum number of connections reached")
false
return false
}
val info = msg.body.asInstanceOf[ConnectionInfo]
val sender = crypto.calculateAddress(info.key)
if (sender == Address.Broadcast || sender == Address.Null) {
Log.i(Tag, "Ignoring ConnectionInfo message with invalid sender " + sender)
false
return false
}
if (crypto.havePublicKey(sender) && !crypto.verify(msg, crypto.getPublicKey(sender))) {
Log.i(Tag, "Ignoring ConnectionInfo message with invalid signature")
false
return false
}
if (!crypto.havePublicKey(sender)) {
crypto.addPublicKey(sender, info.key)
Log.i(Tag, "Added public key for new device " + sender.toString)
synchronized {
if (!crypto.havePublicKey(sender)) {
crypto.addPublicKey(sender, info.key)
Log.i(Tag, "Added public key for new device " + sender.toString)
}
}
Log.i(Tag, "Node " + sender + " connected")