constants.go

/*
 * Copyright (c) 2019 Zenichi Amano
 *
 * This file is part of go-push-receiver, which is MIT licensed.
 * See http://opensource.org/licenses/MIT
 */

package pushreceiver

// tagType is FCM Request/Response Tag type
type tagType byte

// GCM / FCM constants.
const (
	registerURL   = "https://android.clients.google.com/c2dm/register3"
	checkinURL    = "https://android.clients.google.com/checkin"
	chromeVersion = "63.0.3234.0"
	fcmServerKey  = "BDOU99-h67HcA6JeFXHbSNMu7e2yNNu3RzoMj8TM4W88jITfq7ZmPvIM1Iv-4_l2LxQcYwhqby2xGpWwzjfAnG4"

	fcmSubscribe = "https://fcm.googleapis.com/fcm/connect/subscribe"
	fcmEndpoint  = "https://fcm.googleapis.com/fcm/send/"
	mtalkServer  = "mtalk.google.com:5228"
	mcsDomain    = "mcs.android.com"
	fcmVersion   = 41

	// Packet defines

	// of bytes a MCS version packet consumes.
	versionPacketLen = 1
	// of bytes a tag packet consumes.
	tagPacketLen     = 1
	sizePacketLenMin = 1
	sizePacketLenMax = 5
)

// Default values
const (
	// default Dial timeout second
	defaultDialTimeout = 30

	// default keep-alive duration (minutes)
	defaultKeepAlive = 1

	// Default Base backoff second
	defaultBackoffBase = 5

	// Default Max backoff second
	defaultBackoffMax = 15 * 60

	// Default Heartbeat period (minutes)
	defaultHeartbeatPeriod = 10
)

// Tag enumeration.
const (
	tagHeartbeatPing       tagType = 0
	tagHeartbeatAck        tagType = 1
	tagLoginRequest        tagType = 2
	tagLoginResponse       tagType = 3
	tagClose               tagType = 4
	tagMessageStanza       tagType = 5
	tagPresenceStanza      tagType = 6
	tagIqStanza            tagType = 7
	tagDataMessageStanza   tagType = 8
	tagBatchPresenceStanza tagType = 9
	tagStreamErrorStanza   tagType = 10
	tagHTTPRequest         tagType = 11
	tagHTTPResponse        tagType = 12
	tagBindAccountRequest  tagType = 13
	tagBindAccountResponse tagType = 14
	tagTalkMetadata        tagType = 15
	tagNumProtoTypes       tagType = 16
)