Fix PoW Calculation.

SignalServiceKit/src/Loki/API/LokiAPI.swift

@@ -65,18 +65,15 @@ import PromiseKit
             }
         }
         
-        // By default our p2p throws and we recover by sending to storage server
-        var p2pPromise: Promise<Set<Promise<RawResponse>>> = Promise(error: Error.internalError)
+        // If we have the p2p details then send message to that
+        // If that failes then fallback to storage server
         // TODO: probably only send to p2p if user is online or we are pinging them
         // p2pDetails && (isPing || peerIsOnline)
-
         if let p2pDetails = contactP2PDetails[destination] {
-            p2pPromise = sendMessage(message, targets: [p2pDetails])
+            return sendMessage(message, targets: [p2pDetails]).recover { _ in return sendThroughStorageServer() }
         }
         
-        // If we have the p2p details then send message to that
-        // If that failes then fallback to storage server
-        return p2pPromise.recover { _ in return sendThroughStorageServer() }
+        return sendThroughStorageServer()
     }
     
     internal static func sendMessage(_ lokiMessage: Message, targets: [Target]) -> Promise<Set<Promise<RawResponse>>> {

SignalServiceKit/src/Loki/Crypto/ProofOfWork.swift

@@ -103,7 +103,8 @@ public enum ProofOfWork {
 
         // Do all the calculations
         let totalLength = UInt64(payloadLength + nonceLength)
-        let ttlMult = ttl * totalLength
+        let ttlSeconds = ttl / 1000
+        let ttlMult = ttlSeconds * totalLength
         
         // UInt64 values
         let innerFrac = ttlMult / two16