From 69f0fe67b63d90e523a5a1241fb1b46c2e8dbe03 Mon Sep 17 00:00:00 2001 From: "Jason A. Donenfeld" Date: Sun, 3 Mar 2019 04:04:41 +0100 Subject: global: begin modularization --- device/constants.go | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 device/constants.go (limited to 'device/constants.go') diff --git a/device/constants.go b/device/constants.go new file mode 100644 index 0000000..27d910f --- /dev/null +++ b/device/constants.go @@ -0,0 +1,41 @@ +/* SPDX-License-Identifier: MIT + * + * Copyright (C) 2017-2019 WireGuard LLC. All Rights Reserved. + */ + +package device + +import ( + "time" +) + +/* Specification constants */ + +const ( + RekeyAfterMessages = (1 << 64) - (1 << 16) - 1 + RejectAfterMessages = (1 << 64) - (1 << 4) - 1 + RekeyAfterTime = time.Second * 120 + RekeyAttemptTime = time.Second * 90 + RekeyTimeout = time.Second * 5 + MaxTimerHandshakes = 90 / 5 /* RekeyAttemptTime / RekeyTimeout */ + RekeyTimeoutJitterMaxMs = 334 + RejectAfterTime = time.Second * 180 + KeepaliveTimeout = time.Second * 10 + CookieRefreshTime = time.Second * 120 + HandshakeInitationRate = time.Second / 20 + PaddingMultiple = 16 +) + +const ( + MinMessageSize = MessageKeepaliveSize // minimum size of transport message (keepalive) + MaxMessageSize = MaxSegmentSize // maximum size of transport message + MaxContentSize = MaxSegmentSize - MessageTransportSize // maximum size of transport message content +) + +/* Implementation constants */ + +const ( + UnderLoadQueueSize = QueueHandshakeSize / 8 + UnderLoadAfterTime = time.Second // how long does the device remain under load after detected + MaxPeers = 1 << 16 // maximum number of configured peers +) -- cgit v1.2.3