mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-06-16 05:55:20 +00:00
1838 lines
69 KiB
Swift
1838 lines
69 KiB
Swift
import Foundation
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import UIKit
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import SwiftSignalKit
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import TelegramCore
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import TelegramUIPreferences
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import Network
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import TgVoip
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import TgVoipWebrtc
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private let debugUseLegacyVersionForReflectors: Bool = {
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#if DEBUG && false
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return true
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#else
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return false
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#endif
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}()
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private struct PeerTag: Hashable, CustomStringConvertible {
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var bytes: [UInt8] = Array<UInt8>(repeating: 0, count: 16)
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var canonical: PeerTag {
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var updatedBytes = self.bytes
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updatedBytes[0] &= ~1
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return PeerTag(bytes: updatedBytes)
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}
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var flipped: PeerTag {
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var updatedBytes = self.bytes
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updatedBytes[0] ^= 1
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return PeerTag(bytes: updatedBytes)
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}
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var description: String {
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var result = ""
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for byte in bytes {
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result.append(String(byte, radix: 16))
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}
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return result
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}
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}
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private extension PeerTag {
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init(data: Data) {
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precondition(data.count >= 16)
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data.withUnsafeBytes { buffer -> Void in
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memcpy(&self.bytes, buffer.baseAddress!.assumingMemoryBound(to: UInt8.self), 16)
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}
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}
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var data: Data {
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var bytes = self.bytes
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var resultData = Data(repeating: 0, count: 16)
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resultData.withUnsafeMutableBytes { buffer -> Void in
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memcpy(buffer.baseAddress!.assumingMemoryBound(to: UInt8.self), &bytes, 16)
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}
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return resultData
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}
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}
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private func flippedPeerTag(_ data: Data) -> Data {
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return PeerTag(data: data).flipped.data
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}
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private func callConnectionDescription(_ connection: CallSessionConnection) -> OngoingCallConnectionDescription? {
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switch connection {
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case let .reflector(reflector):
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return OngoingCallConnectionDescription(connectionId: reflector.id, ip: reflector.ip, ipv6: reflector.ipv6, port: reflector.port, peerTag: reflector.peerTag)
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case .webRtcReflector:
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return nil
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}
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}
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private func callConnectionDescriptionsWebrtc(_ connection: CallSessionConnection, idMapping: [Int64: UInt8]) -> [OngoingCallConnectionDescriptionWebrtc] {
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switch connection {
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case let .reflector(reflector):
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guard let id = idMapping[reflector.id] else {
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return []
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}
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/*#if DEBUG
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if id != 1 {
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return []
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}
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#endif*/
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var result: [OngoingCallConnectionDescriptionWebrtc] = []
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if !reflector.ip.isEmpty {
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result.append(OngoingCallConnectionDescriptionWebrtc(reflectorId: id, hasStun: false, hasTurn: true, hasTcp: reflector.isTcp, ip: reflector.ip, port: reflector.port, username: "reflector", password: hexString(reflector.peerTag)))
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}
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if !reflector.ipv6.isEmpty {
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result.append(OngoingCallConnectionDescriptionWebrtc(reflectorId: id, hasStun: false, hasTurn: true, hasTcp: reflector.isTcp, ip: reflector.ipv6, port: reflector.port, username: "reflector", password: hexString(reflector.peerTag)))
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}
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return result
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case let .webRtcReflector(reflector):
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/*#if DEBUG
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if "".isEmpty {
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return []
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}
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#endif*/
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var result: [OngoingCallConnectionDescriptionWebrtc] = []
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if !reflector.ip.isEmpty {
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result.append(OngoingCallConnectionDescriptionWebrtc(reflectorId: 0, hasStun: reflector.hasStun, hasTurn: reflector.hasTurn, hasTcp: false, ip: reflector.ip, port: reflector.port, username: reflector.username, password: reflector.password))
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}
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if !reflector.ipv6.isEmpty {
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result.append(OngoingCallConnectionDescriptionWebrtc(reflectorId: 0, hasStun: reflector.hasStun, hasTurn: reflector.hasTurn, hasTcp: false, ip: reflector.ipv6, port: reflector.port, username: reflector.username, password: reflector.password))
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}
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return result
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}
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}
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public func callLogNameForId(id: Int64, account: Account) -> String? {
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let path = callLogsPath(account: account)
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let namePrefix = "\(id)_"
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if let enumerator = FileManager.default.enumerator(at: URL(fileURLWithPath: path), includingPropertiesForKeys: [], options: [.skipsHiddenFiles, .skipsSubdirectoryDescendants], errorHandler: nil) {
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for url in enumerator {
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if let url = url as? URL {
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if url.lastPathComponent.hasPrefix(namePrefix) {
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if url.lastPathComponent.hasSuffix(".log.json") {
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continue
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}
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return url.lastPathComponent
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}
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}
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}
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}
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return nil
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}
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public func callLogsPath(account: Account) -> String {
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return account.basePath + "/calls"
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}
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private func cleanupCallLogs(account: Account) {
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let path = callLogsPath(account: account)
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let fileManager = FileManager.default
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if !fileManager.fileExists(atPath: path, isDirectory: nil) {
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try? fileManager.createDirectory(atPath: path, withIntermediateDirectories: true, attributes: nil)
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}
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var oldest: [(URL, Date)] = []
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var count = 0
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if let enumerator = FileManager.default.enumerator(at: URL(fileURLWithPath: path), includingPropertiesForKeys: [.contentModificationDateKey], options: [.skipsHiddenFiles, .skipsSubdirectoryDescendants], errorHandler: nil) {
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for url in enumerator {
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if let url = url as? URL {
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if let date = (try? url.resourceValues(forKeys: Set([.contentModificationDateKey])))?.contentModificationDate {
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oldest.append((url, date))
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count += 1
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}
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}
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}
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}
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let callLogsLimit = 40
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if count > callLogsLimit {
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oldest.sort(by: { $0.1 > $1.1 })
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while oldest.count > callLogsLimit {
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try? fileManager.removeItem(atPath: oldest[oldest.count - 1].0.path)
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oldest.removeLast()
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}
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}
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}
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private let setupLogs: Bool = {
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OngoingCallThreadLocalContext.setupLoggingFunction({ value in
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if let value = value {
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Logger.shared.log("TGVOIP", value)
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}
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})
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OngoingCallThreadLocalContextWebrtc.setupLoggingFunction({ value in
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if let value = value {
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Logger.shared.log("TGVOIP", value)
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}
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})
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return true
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}()
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public struct OngoingCallContextState: Equatable {
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public enum State {
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case initializing
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case connected
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case reconnecting
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case failed
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}
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public enum VideoState: Equatable {
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case notAvailable
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case inactive
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case active
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case paused
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}
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public enum RemoteVideoState: Equatable {
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case inactive
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case active
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case paused
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}
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public enum RemoteAudioState: Equatable {
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case active
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case muted
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}
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public enum RemoteBatteryLevel: Equatable {
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case normal
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case low
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}
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public let state: State
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public let videoState: VideoState
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public let remoteVideoState: RemoteVideoState
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public let remoteAudioState: RemoteAudioState
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public let remoteBatteryLevel: RemoteBatteryLevel
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}
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private final class OngoingCallThreadLocalContextQueueImpl: NSObject, OngoingCallThreadLocalContextQueue, OngoingCallThreadLocalContextQueueWebrtc {
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private let queue: Queue
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init(queue: Queue) {
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self.queue = queue
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super.init()
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}
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func dispatch(_ f: @escaping () -> Void) {
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self.queue.async {
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f()
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}
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}
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func dispatch(after seconds: Double, block f: @escaping () -> Void) {
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self.queue.after(seconds, f)
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}
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func isCurrent() -> Bool {
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return self.queue.isCurrent()
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}
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func scheduleBlock(_ f: @escaping () -> Void, after timeout: Double) -> GroupCallDisposable {
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let timer = SwiftSignalKit.Timer(timeout: timeout, repeat: false, completion: {
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f()
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}, queue: self.queue)
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timer.start()
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return GroupCallDisposable(block: {
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timer.invalidate()
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})
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}
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}
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private func ongoingNetworkTypeForType(_ type: NetworkType) -> OngoingCallNetworkType {
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switch type {
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case .none:
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return .wifi
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case .wifi:
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return .wifi
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case let .cellular(cellular):
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switch cellular {
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case .edge:
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return .cellularEdge
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case .gprs:
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return .cellularGprs
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case .thirdG, .unknown:
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return .cellular3g
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case .lte:
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return .cellularLte
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}
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}
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}
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private func ongoingNetworkTypeForTypeWebrtc(_ type: NetworkType) -> OngoingCallNetworkTypeWebrtc {
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switch type {
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case .none:
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return .wifi
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case .wifi:
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return .wifi
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case let .cellular(cellular):
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switch cellular {
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case .edge:
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return .cellularEdge
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case .gprs:
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return .cellularGprs
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case .thirdG, .unknown:
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return .cellular3g
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case .lte:
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return .cellularLte
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}
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}
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}
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/*private func ongoingNetworkTypeForTypeWebrtcCustom(_ type: NetworkType) -> OngoingCallNetworkTypeWebrtcCustom {
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switch type {
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case .none:
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return .wifi
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case .wifi:
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return .wifi
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case let .cellular(cellular):
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switch cellular {
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case .edge:
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return .cellularEdge
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case .gprs:
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return .cellularGprs
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case .thirdG, .unknown:
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return .cellular3g
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case .lte:
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return .cellularLte
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}
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}
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}*/
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private func ongoingDataSavingForType(_ type: VoiceCallDataSaving) -> OngoingCallDataSaving {
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switch type {
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case .never:
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return .never
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case .cellular:
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return .cellular
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case .always:
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return .always
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default:
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return .never
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}
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}
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private func ongoingDataSavingForTypeWebrtc(_ type: VoiceCallDataSaving) -> OngoingCallDataSavingWebrtc {
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switch type {
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case .never:
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return .never
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case .cellular:
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return .cellular
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case .always:
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return .always
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default:
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return .never
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}
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}
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private protocol OngoingCallThreadLocalContextProtocol: AnyObject {
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func nativeSetNetworkType(_ type: NetworkType)
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func nativeSetIsMuted(_ value: Bool)
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func nativeSetIsLowBatteryLevel(_ value: Bool)
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func nativeRequestVideo(_ capturer: OngoingCallVideoCapturer)
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func nativeSetRequestedVideoAspect(_ aspect: Float)
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func nativeDisableVideo()
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func nativeStop(_ completion: @escaping (String?, Int64, Int64, Int64, Int64) -> Void)
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func nativeBeginTermination()
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func nativeDebugInfo() -> String
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func nativeVersion() -> String
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func nativeGetDerivedState() -> Data
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func addExternalAudioData(data: Data)
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func nativeSetIsAudioSessionActive(isActive: Bool)
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}
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private final class OngoingCallThreadLocalContextHolder {
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let context: OngoingCallThreadLocalContextProtocol
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init(_ context: OngoingCallThreadLocalContextProtocol) {
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self.context = context
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}
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}
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extension OngoingCallThreadLocalContext: OngoingCallThreadLocalContextProtocol {
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func nativeSetNetworkType(_ type: NetworkType) {
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self.setNetworkType(ongoingNetworkTypeForType(type))
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}
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func nativeStop(_ completion: @escaping (String?, Int64, Int64, Int64, Int64) -> Void) {
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self.stop(completion)
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}
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func nativeBeginTermination() {
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}
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func nativeSetIsMuted(_ value: Bool) {
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self.setIsMuted(value)
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}
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func nativeSetIsLowBatteryLevel(_ value: Bool) {
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}
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func nativeRequestVideo(_ capturer: OngoingCallVideoCapturer) {
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}
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func nativeSetRequestedVideoAspect(_ aspect: Float) {
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}
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func nativeDisableVideo() {
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}
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func nativeSwitchVideoCamera() {
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}
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func nativeDebugInfo() -> String {
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return self.debugInfo() ?? ""
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}
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func nativeVersion() -> String {
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return self.version() ?? ""
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}
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func nativeGetDerivedState() -> Data {
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return self.getDerivedState()
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}
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func addExternalAudioData(data: Data) {
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}
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func nativeSetIsAudioSessionActive(isActive: Bool) {
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}
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}
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public final class OngoingCallVideoCapturer {
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internal let impl: OngoingCallThreadLocalContextVideoCapturer
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private let isActivePromise = ValuePromise<Bool>(true, ignoreRepeated: true)
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public var isActive: Signal<Bool, NoError> {
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return self.isActivePromise.get()
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}
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public init(keepLandscape: Bool = false, isCustom: Bool = false) {
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if isCustom {
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self.impl = OngoingCallThreadLocalContextVideoCapturer.withExternalSampleBufferProvider()
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} else {
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self.impl = OngoingCallThreadLocalContextVideoCapturer(deviceId: "", keepLandscape: keepLandscape)
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}
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let isActivePromise = self.isActivePromise
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self.impl.setOnIsActiveUpdated({ value in
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isActivePromise.set(value)
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})
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}
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public func switchVideoInput(isFront: Bool) {
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self.impl.switchVideoInput(isFront ? "" : "back")
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}
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public func makeOutgoingVideoView(requestClone: Bool, completion: @escaping (OngoingCallContextPresentationCallVideoView?, OngoingCallContextPresentationCallVideoView?) -> Void) {
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self.impl.makeOutgoingVideoView(requestClone, completion: { mainView, cloneView in
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if let mainView = mainView {
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let mainVideoView = OngoingCallContextPresentationCallVideoView(
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view: mainView,
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setOnFirstFrameReceived: { [weak mainView] f in
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mainView?.setOnFirstFrameReceived(f)
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},
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getOrientation: { [weak mainView] in
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if let mainView = mainView {
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return OngoingCallVideoOrientation(mainView.orientation)
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} else {
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return .rotation0
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}
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},
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getAspect: { [weak mainView] in
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if let mainView = mainView {
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return mainView.aspect
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} else {
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return 0.0
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}
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},
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setOnOrientationUpdated: { [weak mainView] f in
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mainView?.setOnOrientationUpdated { value, aspect in
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f?(OngoingCallVideoOrientation(value), aspect)
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}
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},
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setOnIsMirroredUpdated: { [weak mainView] f in
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mainView?.setOnIsMirroredUpdated(f)
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},
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updateIsEnabled: { [weak mainView] value in
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mainView?.updateIsEnabled(value)
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}
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)
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var cloneVideoView: OngoingCallContextPresentationCallVideoView?
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if let cloneView = cloneView {
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cloneVideoView = OngoingCallContextPresentationCallVideoView(
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view: cloneView,
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setOnFirstFrameReceived: { [weak cloneView] f in
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cloneView?.setOnFirstFrameReceived(f)
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},
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getOrientation: { [weak cloneView] in
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if let cloneView = cloneView {
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return OngoingCallVideoOrientation(cloneView.orientation)
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} else {
|
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return .rotation0
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}
|
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},
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getAspect: { [weak cloneView] in
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if let cloneView = cloneView {
|
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return cloneView.aspect
|
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} else {
|
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return 0.0
|
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}
|
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},
|
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setOnOrientationUpdated: { [weak cloneView] f in
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cloneView?.setOnOrientationUpdated { value, aspect in
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f?(OngoingCallVideoOrientation(value), aspect)
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}
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},
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setOnIsMirroredUpdated: { [weak cloneView] f in
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cloneView?.setOnIsMirroredUpdated(f)
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},
|
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updateIsEnabled: { [weak cloneView] value in
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cloneView?.updateIsEnabled(value)
|
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}
|
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)
|
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}
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completion(mainVideoView, cloneVideoView)
|
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} else {
|
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completion(nil, nil)
|
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}
|
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})
|
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}
|
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|
|
public func setIsVideoEnabled(_ value: Bool) {
|
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self.impl.setIsVideoEnabled(value)
|
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}
|
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|
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public func injectPixelBuffer(_ pixelBuffer: CVPixelBuffer, rotation: CGImagePropertyOrientation) {
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var videoRotation: OngoingCallVideoOrientation = .rotation0
|
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switch rotation {
|
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case .up:
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videoRotation = .rotation0
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case .left:
|
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videoRotation = .rotation90
|
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case .right:
|
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videoRotation = .rotation270
|
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case .down:
|
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videoRotation = .rotation180
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default:
|
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videoRotation = .rotation0
|
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}
|
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self.impl.submitPixelBuffer(pixelBuffer, rotation: videoRotation.orientation)
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}
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|
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public func video() -> Signal<OngoingGroupCallContext.VideoFrameData, NoError> {
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let queue = Queue.mainQueue()
|
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return Signal { [weak self] subscriber in
|
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let disposable = MetaDisposable()
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|
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queue.async {
|
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guard let strongSelf = self else {
|
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return
|
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}
|
|
let innerDisposable = strongSelf.impl.addVideoOutput { videoFrameData in
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subscriber.putNext(OngoingGroupCallContext.VideoFrameData(frameData: videoFrameData))
|
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}
|
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disposable.set(ActionDisposable {
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innerDisposable.dispose()
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})
|
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}
|
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|
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return disposable
|
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}
|
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}
|
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}
|
|
|
|
extension OngoingCallThreadLocalContextWebrtc: OngoingCallThreadLocalContextProtocol {
|
|
func nativeSetNetworkType(_ type: NetworkType) {
|
|
self.setNetworkType(ongoingNetworkTypeForTypeWebrtc(type))
|
|
}
|
|
|
|
func nativeStop(_ completion: @escaping (String?, Int64, Int64, Int64, Int64) -> Void) {
|
|
self.stop(completion)
|
|
}
|
|
|
|
func nativeBeginTermination() {
|
|
self.beginTermination()
|
|
}
|
|
|
|
func nativeSetIsMuted(_ value: Bool) {
|
|
self.setIsMuted(value)
|
|
}
|
|
|
|
func nativeSetIsLowBatteryLevel(_ value: Bool) {
|
|
self.setIsLowBatteryLevel(value)
|
|
}
|
|
|
|
func nativeRequestVideo(_ capturer: OngoingCallVideoCapturer) {
|
|
self.requestVideo(capturer.impl)
|
|
}
|
|
|
|
func nativeSetRequestedVideoAspect(_ aspect: Float) {
|
|
self.setRequestedVideoAspect(aspect)
|
|
}
|
|
|
|
func nativeDisableVideo() {
|
|
self.disableVideo()
|
|
}
|
|
|
|
func nativeDebugInfo() -> String {
|
|
return self.debugInfo() ?? ""
|
|
}
|
|
|
|
func nativeVersion() -> String {
|
|
return self.version() ?? ""
|
|
}
|
|
|
|
func nativeGetDerivedState() -> Data {
|
|
return self.getDerivedState()
|
|
}
|
|
|
|
func addExternalAudioData(data: Data) {
|
|
self.addExternalAudioData(data)
|
|
}
|
|
|
|
func nativeSetIsAudioSessionActive(isActive: Bool) {
|
|
#if os(iOS)
|
|
self.setManualAudioSessionIsActive(isActive)
|
|
#endif
|
|
}
|
|
}
|
|
|
|
private extension OngoingCallContextState.State {
|
|
init(_ state: OngoingCallState) {
|
|
switch state {
|
|
case .initializing:
|
|
self = .initializing
|
|
case .connected:
|
|
self = .connected
|
|
case .failed:
|
|
self = .failed
|
|
case .reconnecting:
|
|
self = .reconnecting
|
|
default:
|
|
self = .failed
|
|
}
|
|
}
|
|
}
|
|
|
|
private extension OngoingCallContextState.State {
|
|
init(_ state: OngoingCallStateWebrtc) {
|
|
switch state {
|
|
case .initializing:
|
|
self = .initializing
|
|
case .connected:
|
|
self = .connected
|
|
case .failed:
|
|
self = .failed
|
|
case .reconnecting:
|
|
self = .reconnecting
|
|
default:
|
|
self = .failed
|
|
}
|
|
}
|
|
}
|
|
|
|
public enum OngoingCallVideoOrientation {
|
|
case rotation0
|
|
case rotation90
|
|
case rotation180
|
|
case rotation270
|
|
}
|
|
|
|
extension OngoingCallVideoOrientation {
|
|
init(_ orientation: OngoingCallVideoOrientationWebrtc) {
|
|
switch orientation {
|
|
case .orientation0:
|
|
self = .rotation0
|
|
case .orientation90:
|
|
self = .rotation90
|
|
case .orientation180:
|
|
self = .rotation180
|
|
case .orientation270:
|
|
self = .rotation270
|
|
@unknown default:
|
|
self = .rotation0
|
|
}
|
|
}
|
|
|
|
var orientation: OngoingCallVideoOrientationWebrtc {
|
|
switch self {
|
|
case .rotation0:
|
|
return .orientation0
|
|
case .rotation90:
|
|
return .orientation90
|
|
case .rotation180:
|
|
return .orientation180
|
|
case .rotation270:
|
|
return .orientation270
|
|
}
|
|
}
|
|
}
|
|
|
|
public final class OngoingCallContextPresentationCallVideoView {
|
|
public let view: UIView
|
|
public let setOnFirstFrameReceived: (((Float) -> Void)?) -> Void
|
|
public let getOrientation: () -> OngoingCallVideoOrientation
|
|
public let getAspect: () -> CGFloat
|
|
public let setOnOrientationUpdated: (((OngoingCallVideoOrientation, CGFloat) -> Void)?) -> Void
|
|
public let setOnIsMirroredUpdated: (((Bool) -> Void)?) -> Void
|
|
public let updateIsEnabled: (Bool) -> Void
|
|
|
|
public init(
|
|
view: UIView,
|
|
setOnFirstFrameReceived: @escaping (((Float) -> Void)?) -> Void,
|
|
getOrientation: @escaping () -> OngoingCallVideoOrientation,
|
|
getAspect: @escaping () -> CGFloat,
|
|
setOnOrientationUpdated: @escaping (((OngoingCallVideoOrientation, CGFloat) -> Void)?) -> Void,
|
|
setOnIsMirroredUpdated: @escaping (((Bool) -> Void)?) -> Void,
|
|
updateIsEnabled: @escaping (Bool) -> Void
|
|
) {
|
|
self.view = view
|
|
self.setOnFirstFrameReceived = setOnFirstFrameReceived
|
|
self.getOrientation = getOrientation
|
|
self.getAspect = getAspect
|
|
self.setOnOrientationUpdated = setOnOrientationUpdated
|
|
self.setOnIsMirroredUpdated = setOnIsMirroredUpdated
|
|
self.updateIsEnabled = updateIsEnabled
|
|
}
|
|
}
|
|
|
|
public final class OngoingCallContext {
|
|
public struct AuxiliaryServer {
|
|
public enum Connection {
|
|
case stun
|
|
case turn(username: String, password: String)
|
|
}
|
|
|
|
public let host: String
|
|
public let port: Int
|
|
public let connection: Connection
|
|
|
|
public init(
|
|
host: String,
|
|
port: Int,
|
|
connection: Connection
|
|
) {
|
|
self.host = host
|
|
self.port = port
|
|
self.connection = connection
|
|
}
|
|
}
|
|
|
|
public final class Tone {
|
|
public let samples: Data
|
|
public let sampleRate: Int
|
|
public let loopCount: Int
|
|
|
|
public init(samples: Data, sampleRate: Int, loopCount: Int) {
|
|
self.samples = samples
|
|
self.sampleRate = sampleRate
|
|
self.loopCount = loopCount
|
|
}
|
|
}
|
|
|
|
public final class AudioDevice {
|
|
let impl: SharedCallAudioDevice
|
|
|
|
public static func create() -> AudioDevice? {
|
|
return AudioDevice(impl: SharedCallAudioDevice(disableRecording: false))
|
|
}
|
|
|
|
private init(impl: SharedCallAudioDevice) {
|
|
self.impl = impl
|
|
}
|
|
|
|
public func setIsAudioSessionActive(_ isActive: Bool) {
|
|
self.impl.setManualAudioSessionIsActive(isActive)
|
|
}
|
|
|
|
public func setTone(tone: Tone?) {
|
|
self.impl.setTone(tone.flatMap { tone in
|
|
CallAudioTone(samples: tone.samples, sampleRate: tone.sampleRate, loopCount: tone.loopCount)
|
|
})
|
|
}
|
|
}
|
|
|
|
public static func setupAudioSession() {
|
|
OngoingCallThreadLocalContextWebrtc.setupAudioSession()
|
|
}
|
|
|
|
public let callId: CallId
|
|
public let internalId: CallSessionInternalId
|
|
|
|
private let queue = Queue()
|
|
private let account: Account
|
|
private let callSessionManager: CallSessionManager
|
|
private let logPath: String
|
|
|
|
private var contextRef: Unmanaged<OngoingCallThreadLocalContextHolder>?
|
|
|
|
private let contextState = Promise<OngoingCallContextState?>(nil)
|
|
public var state: Signal<OngoingCallContextState?, NoError> {
|
|
return self.contextState.get()
|
|
}
|
|
|
|
private var didReportCallAsVideo: Bool = false
|
|
|
|
private var signalingDataDisposable: Disposable?
|
|
|
|
private let receptionPromise = Promise<Int32?>(nil)
|
|
public var reception: Signal<Int32?, NoError> {
|
|
return self.receptionPromise.get()
|
|
}
|
|
|
|
private let audioLevelPromise = Promise<Float>(0.0)
|
|
public var audioLevel: Signal<Float, NoError> {
|
|
return self.audioLevelPromise.get()
|
|
}
|
|
|
|
private let audioSessionDisposable = MetaDisposable()
|
|
private let audioSessionActiveDisposable = MetaDisposable()
|
|
private var networkTypeDisposable: Disposable?
|
|
|
|
public static var maxLayer: Int32 {
|
|
return OngoingCallThreadLocalContext.maxLayer()
|
|
}
|
|
|
|
private let tempStatsLogFile: EngineTempBox.File
|
|
|
|
private var signalingConnectionManager: QueueLocalObject<CallSignalingConnectionManager>?
|
|
|
|
private let audioDevice: AudioDevice?
|
|
|
|
public static func versions(includeExperimental: Bool, includeReference: Bool) -> [(version: String, supportsVideo: Bool)] {
|
|
#if os(iOS) && DEBUG && false
|
|
if "".isEmpty {
|
|
return [("5.0.0", true)]
|
|
}
|
|
#endif
|
|
|
|
if debugUseLegacyVersionForReflectors {
|
|
return [(OngoingCallThreadLocalContext.version(), true)]
|
|
} else {
|
|
var result: [(version: String, supportsVideo: Bool)] = [(OngoingCallThreadLocalContext.version(), false)]
|
|
result.append(contentsOf: OngoingCallThreadLocalContextWebrtc.versions(withIncludeReference: includeReference).map { version -> (version: String, supportsVideo: Bool) in
|
|
return (version, true)
|
|
})
|
|
return result
|
|
}
|
|
}
|
|
|
|
public init(account: Account, callSessionManager: CallSessionManager, callId: CallId, internalId: CallSessionInternalId, proxyServer: ProxyServerSettings?, initialNetworkType: NetworkType, updatedNetworkType: Signal<NetworkType, NoError>, serializedData: String?, dataSaving: VoiceCallDataSaving, key: Data, isOutgoing: Bool, video: OngoingCallVideoCapturer?, connections: CallSessionConnectionSet, maxLayer: Int32, version: String, allowP2P: Bool, enableTCP: Bool, enableStunMarking: Bool, audioSessionActive: Signal<Bool, NoError>, logName: String, preferredVideoCodec: String?, audioDevice: AudioDevice?) {
|
|
let _ = setupLogs
|
|
OngoingCallThreadLocalContext.applyServerConfig(serializedData)
|
|
|
|
self.callId = callId
|
|
self.internalId = internalId
|
|
self.account = account
|
|
self.callSessionManager = callSessionManager
|
|
self.logPath = logName.isEmpty ? "" : callLogsPath(account: self.account) + "/" + logName + ".log"
|
|
let logPath = self.logPath
|
|
|
|
self.audioDevice = audioDevice
|
|
|
|
let _ = try? FileManager.default.createDirectory(atPath: callLogsPath(account: account), withIntermediateDirectories: true, attributes: nil)
|
|
|
|
self.tempStatsLogFile = EngineTempBox.shared.tempFile(fileName: "CallStats.json")
|
|
let tempStatsLogPath = self.tempStatsLogFile.path
|
|
|
|
let queue = self.queue
|
|
|
|
cleanupCallLogs(account: account)
|
|
|
|
self.audioSessionDisposable.set((audioSessionActive
|
|
|> filter { $0 }
|
|
|> take(1)
|
|
|> deliverOn(queue)).start(next: { [weak self] _ in
|
|
if let strongSelf = self {
|
|
var useModernImplementation = true
|
|
var version = version
|
|
var allowP2P = allowP2P
|
|
if debugUseLegacyVersionForReflectors {
|
|
useModernImplementation = true
|
|
version = "5.0.0"
|
|
allowP2P = false
|
|
} else {
|
|
useModernImplementation = version != OngoingCallThreadLocalContext.version()
|
|
}
|
|
|
|
if useModernImplementation {
|
|
var voipProxyServer: VoipProxyServerWebrtc?
|
|
if let proxyServer = proxyServer {
|
|
switch proxyServer.connection {
|
|
case let .socks5(username, password):
|
|
voipProxyServer = VoipProxyServerWebrtc(host: proxyServer.host, port: proxyServer.port, username: username, password: password)
|
|
case .mtp:
|
|
break
|
|
}
|
|
}
|
|
|
|
let unfilteredConnections = [connections.primary] + connections.alternatives
|
|
|
|
var reflectorIdList: [Int64] = []
|
|
for connection in unfilteredConnections {
|
|
switch connection {
|
|
case let .reflector(reflector):
|
|
reflectorIdList.append(reflector.id)
|
|
case .webRtcReflector:
|
|
break
|
|
}
|
|
}
|
|
|
|
reflectorIdList.sort()
|
|
|
|
var reflectorIdMapping: [Int64: UInt8] = [:]
|
|
for i in 0 ..< reflectorIdList.count {
|
|
reflectorIdMapping[reflectorIdList[i]] = UInt8(i + 1)
|
|
}
|
|
|
|
var signalingReflector: OngoingCallConnectionDescriptionWebrtc?
|
|
|
|
var processedConnections: [CallSessionConnection] = []
|
|
var filteredConnections: [OngoingCallConnectionDescriptionWebrtc] = []
|
|
connectionsLoop: for connection in unfilteredConnections {
|
|
if processedConnections.contains(connection) {
|
|
continue
|
|
}
|
|
processedConnections.append(connection)
|
|
|
|
switch connection {
|
|
case let .reflector(reflector):
|
|
if reflector.isTcp {
|
|
if signalingReflector == nil {
|
|
signalingReflector = OngoingCallConnectionDescriptionWebrtc(reflectorId: 0, hasStun: false, hasTurn: true, hasTcp: true, ip: reflector.ip, port: reflector.port, username: "reflector", password: hexString(reflector.peerTag))
|
|
}
|
|
|
|
continue connectionsLoop
|
|
}
|
|
case .webRtcReflector:
|
|
break
|
|
}
|
|
|
|
var webrtcConnections: [OngoingCallConnectionDescriptionWebrtc] = []
|
|
for connection in callConnectionDescriptionsWebrtc(connection, idMapping: reflectorIdMapping) {
|
|
webrtcConnections.append(connection)
|
|
}
|
|
|
|
filteredConnections.append(contentsOf: webrtcConnections)
|
|
}
|
|
|
|
if let signalingReflector = signalingReflector {
|
|
if #available(iOS 12.0, *) {
|
|
let peerTag = dataWithHexString(signalingReflector.password)
|
|
|
|
strongSelf.signalingConnectionManager = QueueLocalObject(queue: queue, generate: {
|
|
return CallSignalingConnectionManager(queue: queue, peerTag: peerTag, servers: [signalingReflector], dataReceived: { data in
|
|
guard let strongSelf = self else {
|
|
return
|
|
}
|
|
strongSelf.withContext { context in
|
|
if let context = context as? OngoingCallThreadLocalContextWebrtc {
|
|
context.addSignaling(data)
|
|
}
|
|
}
|
|
})
|
|
})
|
|
}
|
|
}
|
|
|
|
var directConnection: OngoingCallDirectConnection?
|
|
if version == "9.0.0" && !"".isEmpty {
|
|
if #available(iOS 12.0, *) {
|
|
for connection in filteredConnections {
|
|
if connection.username == "reflector" && connection.reflectorId == 1 && !connection.hasTcp && connection.hasTurn {
|
|
directConnection = CallDirectConnectionImpl(host: connection.ip, port: Int(connection.port), peerTag: dataWithHexString(connection.password))
|
|
break
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
directConnection = nil
|
|
}
|
|
|
|
let context = OngoingCallThreadLocalContextWebrtc(
|
|
version: version,
|
|
queue: OngoingCallThreadLocalContextQueueImpl(queue: queue),
|
|
proxy: voipProxyServer,
|
|
networkType: ongoingNetworkTypeForTypeWebrtc(initialNetworkType),
|
|
dataSaving: ongoingDataSavingForTypeWebrtc(dataSaving),
|
|
derivedState: Data(),
|
|
key: key,
|
|
isOutgoing: isOutgoing,
|
|
connections: filteredConnections,
|
|
maxLayer: maxLayer,
|
|
allowP2P: allowP2P,
|
|
allowTCP: enableTCP,
|
|
enableStunMarking: enableStunMarking,
|
|
logPath: logPath,
|
|
statsLogPath: tempStatsLogPath,
|
|
sendSignalingData: { [weak callSessionManager] data in
|
|
queue.async {
|
|
guard let strongSelf = self else {
|
|
return
|
|
}
|
|
if let signalingConnectionManager = strongSelf.signalingConnectionManager {
|
|
signalingConnectionManager.with { impl in
|
|
impl.send(payloadData: data)
|
|
}
|
|
}
|
|
|
|
if let callSessionManager = callSessionManager {
|
|
callSessionManager.sendSignalingData(internalId: internalId, data: data)
|
|
}
|
|
}
|
|
},
|
|
videoCapturer: video?.impl,
|
|
preferredVideoCodec: preferredVideoCodec,
|
|
audioInputDeviceId: "",
|
|
audioDevice: audioDevice?.impl,
|
|
directConnection: directConnection
|
|
)
|
|
|
|
strongSelf.contextRef = Unmanaged.passRetained(OngoingCallThreadLocalContextHolder(context))
|
|
context.stateChanged = { [weak callSessionManager] state, videoState, remoteVideoState, remoteAudioState, remoteBatteryLevel, _ in
|
|
queue.async {
|
|
guard let strongSelf = self else {
|
|
return
|
|
}
|
|
let mappedState = OngoingCallContextState.State(state)
|
|
let mappedVideoState: OngoingCallContextState.VideoState
|
|
switch videoState {
|
|
case .inactive:
|
|
mappedVideoState = .inactive
|
|
case .active:
|
|
mappedVideoState = .active
|
|
case .paused:
|
|
mappedVideoState = .paused
|
|
@unknown default:
|
|
mappedVideoState = .notAvailable
|
|
}
|
|
let mappedRemoteVideoState: OngoingCallContextState.RemoteVideoState
|
|
switch remoteVideoState {
|
|
case .inactive:
|
|
mappedRemoteVideoState = .inactive
|
|
case .active:
|
|
mappedRemoteVideoState = .active
|
|
case .paused:
|
|
mappedRemoteVideoState = .paused
|
|
@unknown default:
|
|
mappedRemoteVideoState = .inactive
|
|
}
|
|
let mappedRemoteAudioState: OngoingCallContextState.RemoteAudioState
|
|
switch remoteAudioState {
|
|
case .active:
|
|
mappedRemoteAudioState = .active
|
|
case .muted:
|
|
mappedRemoteAudioState = .muted
|
|
@unknown default:
|
|
mappedRemoteAudioState = .active
|
|
}
|
|
let mappedRemoteBatteryLevel: OngoingCallContextState.RemoteBatteryLevel
|
|
switch remoteBatteryLevel {
|
|
case .normal:
|
|
mappedRemoteBatteryLevel = .normal
|
|
case .low:
|
|
mappedRemoteBatteryLevel = .low
|
|
@unknown default:
|
|
mappedRemoteBatteryLevel = .normal
|
|
}
|
|
if case .active = mappedVideoState, !strongSelf.didReportCallAsVideo {
|
|
strongSelf.didReportCallAsVideo = true
|
|
callSessionManager?.updateCallType(internalId: internalId, type: .video)
|
|
}
|
|
strongSelf.contextState.set(.single(OngoingCallContextState(state: mappedState, videoState: mappedVideoState, remoteVideoState: mappedRemoteVideoState, remoteAudioState: mappedRemoteAudioState, remoteBatteryLevel: mappedRemoteBatteryLevel)))
|
|
}
|
|
}
|
|
strongSelf.receptionPromise.set(.single(4))
|
|
context.signalBarsChanged = { signalBars in
|
|
self?.receptionPromise.set(.single(signalBars))
|
|
}
|
|
context.audioLevelUpdated = { level in
|
|
self?.audioLevelPromise.set(.single(level))
|
|
}
|
|
|
|
strongSelf.audioSessionActiveDisposable.set((audioSessionActive
|
|
|> deliverOn(queue)).start(next: { isActive in
|
|
guard let strongSelf = self else {
|
|
return
|
|
}
|
|
strongSelf.withContext { context in
|
|
context.nativeSetIsAudioSessionActive(isActive: isActive)
|
|
}
|
|
}))
|
|
|
|
strongSelf.networkTypeDisposable = (updatedNetworkType
|
|
|> deliverOn(queue)).start(next: { networkType in
|
|
self?.withContext { context in
|
|
context.nativeSetNetworkType(networkType)
|
|
}
|
|
})
|
|
} else {
|
|
var voipProxyServer: VoipProxyServer?
|
|
if let proxyServer = proxyServer {
|
|
switch proxyServer.connection {
|
|
case let .socks5(username, password):
|
|
voipProxyServer = VoipProxyServer(host: proxyServer.host, port: proxyServer.port, username: username, password: password)
|
|
case .mtp:
|
|
break
|
|
}
|
|
}
|
|
let context = OngoingCallThreadLocalContext(queue: OngoingCallThreadLocalContextQueueImpl(queue: queue), proxy: voipProxyServer, networkType: ongoingNetworkTypeForType(initialNetworkType), dataSaving: ongoingDataSavingForType(dataSaving), derivedState: Data(), key: key, isOutgoing: isOutgoing, primaryConnection: callConnectionDescription(connections.primary)!, alternativeConnections: connections.alternatives.compactMap(callConnectionDescription), maxLayer: maxLayer, allowP2P: allowP2P, logPath: logPath)
|
|
|
|
strongSelf.contextRef = Unmanaged.passRetained(OngoingCallThreadLocalContextHolder(context))
|
|
context.stateChanged = { state in
|
|
self?.contextState.set(.single(OngoingCallContextState(state: OngoingCallContextState.State(state), videoState: .notAvailable, remoteVideoState: .inactive, remoteAudioState: .active, remoteBatteryLevel: .normal)))
|
|
}
|
|
context.signalBarsChanged = { signalBars in
|
|
self?.receptionPromise.set(.single(signalBars))
|
|
}
|
|
|
|
strongSelf.networkTypeDisposable = (updatedNetworkType
|
|
|> deliverOn(queue)).start(next: { networkType in
|
|
self?.withContext { context in
|
|
context.nativeSetNetworkType(networkType)
|
|
}
|
|
})
|
|
}
|
|
|
|
strongSelf.signalingDataDisposable = callSessionManager.beginReceivingCallSignalingData(internalId: internalId, { [weak self] dataList in
|
|
queue.async {
|
|
self?.withContext { context in
|
|
if let context = context as? OngoingCallThreadLocalContextWebrtc {
|
|
for data in dataList {
|
|
context.addSignaling(data)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
})
|
|
|
|
strongSelf.signalingConnectionManager?.with { impl in
|
|
impl.start()
|
|
}
|
|
}
|
|
}))
|
|
}
|
|
|
|
deinit {
|
|
let contextRef = self.contextRef
|
|
self.queue.async {
|
|
contextRef?.release()
|
|
}
|
|
|
|
self.audioSessionDisposable.dispose()
|
|
self.audioSessionActiveDisposable.dispose()
|
|
self.networkTypeDisposable?.dispose()
|
|
}
|
|
|
|
private func withContext(_ f: @escaping (OngoingCallThreadLocalContextProtocol) -> Void) {
|
|
self.queue.async {
|
|
if let contextRef = self.contextRef {
|
|
let context = contextRef.takeUnretainedValue()
|
|
f(context.context)
|
|
}
|
|
}
|
|
}
|
|
|
|
private func withContextThenDeallocate(_ f: @escaping (OngoingCallThreadLocalContextProtocol) -> Void) {
|
|
self.queue.async {
|
|
if let contextRef = self.contextRef {
|
|
let context = contextRef.takeUnretainedValue()
|
|
f(context.context)
|
|
|
|
self.contextRef?.release()
|
|
self.contextRef = nil
|
|
}
|
|
}
|
|
}
|
|
|
|
public func beginTermination() {
|
|
self.withContext { context in
|
|
context.nativeBeginTermination()
|
|
}
|
|
}
|
|
|
|
public func stop(sendDebugLogs: Bool = false, debugLogValue: Promise<String?>) {
|
|
let callId = self.callId
|
|
let account = self.account
|
|
let logPath = self.logPath
|
|
var statsLogPath = ""
|
|
if !logPath.isEmpty {
|
|
statsLogPath = logPath + ".json"
|
|
}
|
|
let tempStatsLogPath = self.tempStatsLogFile.path
|
|
|
|
let queue = self.queue
|
|
self.withContext { context in
|
|
context.nativeStop { debugLog, bytesSentWifi, bytesReceivedWifi, bytesSentMobile, bytesReceivedMobile in
|
|
let delta = NetworkUsageStatsConnectionsEntry(
|
|
cellular: NetworkUsageStatsDirectionsEntry(
|
|
incoming: bytesReceivedMobile,
|
|
outgoing: bytesSentMobile),
|
|
wifi: NetworkUsageStatsDirectionsEntry(
|
|
incoming: bytesReceivedWifi,
|
|
outgoing: bytesSentWifi))
|
|
updateAccountNetworkUsageStats(account: self.account, category: .call, delta: delta)
|
|
|
|
if !statsLogPath.isEmpty {
|
|
let logsPath = callLogsPath(account: account)
|
|
let _ = try? FileManager.default.createDirectory(atPath: logsPath, withIntermediateDirectories: true, attributes: nil)
|
|
let _ = try? FileManager.default.moveItem(atPath: tempStatsLogPath, toPath: statsLogPath)
|
|
}
|
|
|
|
if !statsLogPath.isEmpty, let data = try? Data(contentsOf: URL(fileURLWithPath: statsLogPath)), let dataString = String(data: data, encoding: .utf8) {
|
|
debugLogValue.set(.single(dataString))
|
|
let engine = TelegramEngine(account: self.account)
|
|
let _ = engine.calls.saveCallDebugLog(callId: callId, log: dataString).start(next: { result in
|
|
switch result {
|
|
case .sendFullLog:
|
|
if !logPath.isEmpty {
|
|
let _ = engine.calls.saveCompleteCallDebugLog(callId: callId, logPath: logPath).start()
|
|
}
|
|
case .done:
|
|
break
|
|
}
|
|
})
|
|
}
|
|
|
|
queue.async {
|
|
let _ = context.nativeGetDerivedState()
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
public func setIsMuted(_ value: Bool) {
|
|
self.withContext { context in
|
|
context.nativeSetIsMuted(value)
|
|
}
|
|
}
|
|
|
|
public func setIsLowBatteryLevel(_ value: Bool) {
|
|
self.withContext { context in
|
|
context.nativeSetIsLowBatteryLevel(value)
|
|
}
|
|
}
|
|
|
|
public func requestVideo(_ capturer: OngoingCallVideoCapturer) {
|
|
self.withContext { context in
|
|
context.nativeRequestVideo(capturer)
|
|
}
|
|
}
|
|
|
|
public func setRequestedVideoAspect(_ aspect: Float) {
|
|
self.withContext { context in
|
|
context.nativeSetRequestedVideoAspect(aspect)
|
|
}
|
|
}
|
|
|
|
public func disableVideo() {
|
|
self.withContext { context in
|
|
context.nativeDisableVideo()
|
|
}
|
|
}
|
|
|
|
public func debugInfo() -> Signal<(String, String), NoError> {
|
|
let poll = Signal<(String, String), NoError> { subscriber in
|
|
self.withContext { context in
|
|
let version = context.nativeVersion()
|
|
let debugInfo = context.nativeDebugInfo()
|
|
subscriber.putNext((version, debugInfo))
|
|
subscriber.putCompletion()
|
|
}
|
|
|
|
return EmptyDisposable
|
|
}
|
|
return (poll |> then(.complete() |> delay(0.5, queue: Queue.concurrentDefaultQueue()))) |> restart
|
|
}
|
|
|
|
public func video(isIncoming: Bool) -> Signal<OngoingGroupCallContext.VideoFrameData, NoError> {
|
|
let queue = self.queue
|
|
return Signal { [weak self] subscriber in
|
|
let disposable = MetaDisposable()
|
|
|
|
queue.async {
|
|
guard let strongSelf = self else {
|
|
return
|
|
}
|
|
strongSelf.withContext { context in
|
|
if let context = context as? OngoingCallThreadLocalContextWebrtc {
|
|
let innerDisposable = context.addVideoOutput(withIsIncoming: isIncoming, sink: { videoFrameData in
|
|
subscriber.putNext(OngoingGroupCallContext.VideoFrameData(frameData: videoFrameData))
|
|
})
|
|
disposable.set(ActionDisposable {
|
|
innerDisposable.dispose()
|
|
})
|
|
}
|
|
}
|
|
}
|
|
|
|
return disposable
|
|
}
|
|
}
|
|
|
|
public func makeIncomingVideoView(completion: @escaping (OngoingCallContextPresentationCallVideoView?) -> Void) {
|
|
self.withContext { context in
|
|
if let context = context as? OngoingCallThreadLocalContextWebrtc {
|
|
context.makeIncomingVideoView { view in
|
|
if let view = view {
|
|
completion(OngoingCallContextPresentationCallVideoView(
|
|
view: view,
|
|
setOnFirstFrameReceived: { [weak view] f in
|
|
view?.setOnFirstFrameReceived(f)
|
|
},
|
|
getOrientation: { [weak view] in
|
|
if let view = view {
|
|
return OngoingCallVideoOrientation(view.orientation)
|
|
} else {
|
|
return .rotation0
|
|
}
|
|
},
|
|
getAspect: { [weak view] in
|
|
if let view = view {
|
|
return view.aspect
|
|
} else {
|
|
return 0.0
|
|
}
|
|
},
|
|
setOnOrientationUpdated: { [weak view] f in
|
|
view?.setOnOrientationUpdated { value, aspect in
|
|
f?(OngoingCallVideoOrientation(value), aspect)
|
|
}
|
|
},
|
|
setOnIsMirroredUpdated: { [weak view] f in
|
|
view?.setOnIsMirroredUpdated { value in
|
|
f?(value)
|
|
}
|
|
},
|
|
updateIsEnabled: { [weak view] value in
|
|
view?.updateIsEnabled(value)
|
|
}
|
|
))
|
|
} else {
|
|
completion(nil)
|
|
}
|
|
}
|
|
} else {
|
|
completion(nil)
|
|
}
|
|
}
|
|
}
|
|
|
|
public func addExternalAudioData(data: Data) {
|
|
self.withContext { context in
|
|
context.addExternalAudioData(data: data)
|
|
}
|
|
}
|
|
}
|
|
|
|
private protocol CallSignalingConnection: AnyObject {
|
|
func start()
|
|
func stop()
|
|
func send(payloadData: Data)
|
|
}
|
|
|
|
@available(iOS 13.0, *)
|
|
private class CustomWrapperProtocol: NWProtocolFramerImplementation {
|
|
static var label: String = "CustomWrapperProtocol"
|
|
|
|
static let definition = NWProtocolFramer.Definition(implementation: CustomWrapperProtocol.self)
|
|
|
|
required init(framer: NWProtocolFramer.Instance) {
|
|
|
|
}
|
|
|
|
func start(framer: NWProtocolFramer.Instance) -> NWProtocolFramer.StartResult {
|
|
return .ready
|
|
}
|
|
|
|
func handleInput(framer: NWProtocolFramer.Instance) -> Int {
|
|
preconditionFailure()
|
|
}
|
|
|
|
func handleOutput(framer: NWProtocolFramer.Instance, message: NWProtocolFramer.Message, messageLength: Int, isComplete: Bool) {
|
|
preconditionFailure()
|
|
}
|
|
|
|
func wakeup(framer: NWProtocolFramer.Instance) {
|
|
}
|
|
|
|
func stop(framer: NWProtocolFramer.Instance) -> Bool {
|
|
return true
|
|
}
|
|
|
|
func cleanup(framer: NWProtocolFramer.Instance) {
|
|
}
|
|
}
|
|
|
|
@available(iOS 12.0, *)
|
|
private final class CallDirectConnectionImpl: NSObject, OngoingCallDirectConnection {
|
|
private final class Impl {
|
|
private let queue: Queue
|
|
private let peerTag: Data
|
|
|
|
private var connection: NWConnection?
|
|
|
|
var incomingDataHandler: ((Data) -> Void)?
|
|
|
|
init(queue: Queue, host: String, port: Int, peerTag: Data) {
|
|
self.queue = queue
|
|
|
|
var peerTag = peerTag
|
|
peerTag.withUnsafeMutableBytes { buffer in
|
|
let bytes = buffer.baseAddress!.assumingMemoryBound(to: UInt8.self)
|
|
for i in (buffer.count - 4) ..< buffer.count {
|
|
bytes.advanced(by: i).pointee = 1
|
|
}
|
|
}
|
|
self.peerTag = peerTag
|
|
|
|
if let port = NWEndpoint.Port(rawValue: UInt16(clamping: port)) {
|
|
self.connection = NWConnection(host: NWEndpoint.Host(host), port: port, using: .udp)
|
|
}
|
|
|
|
self.connection?.stateUpdateHandler = { newState in
|
|
switch newState {
|
|
case .ready:
|
|
print("CallDirectConnection: State: Ready")
|
|
case .setup:
|
|
print("CallDirectConnection: State: Setup")
|
|
case .cancelled:
|
|
print("CallDirectConnection: State: Cancelled")
|
|
case .preparing:
|
|
print("CallDirectConnection: State: Preparing")
|
|
case let .waiting(error):
|
|
print("CallDirectConnection: State: Waiting (\(error))")
|
|
case let .failed(error):
|
|
print("CallDirectConnection: State: Error (\(error))")
|
|
@unknown default:
|
|
print("CallDirectConnection: State: Unknown")
|
|
}
|
|
}
|
|
|
|
self.connection?.start(queue: self.queue.queue)
|
|
self.receive()
|
|
}
|
|
|
|
deinit {
|
|
|
|
}
|
|
|
|
private func receive() {
|
|
let queue = self.queue
|
|
self.connection?.receiveMessage(completion: { [weak self] data, _, _, error in
|
|
assert(queue.isCurrent())
|
|
|
|
guard let `self` = self else {
|
|
return
|
|
}
|
|
|
|
if let data {
|
|
if data.count >= 16 {
|
|
var unwrappedData = Data(count: data.count - 16)
|
|
unwrappedData.withUnsafeMutableBytes { destBuffer -> Void in
|
|
data.withUnsafeBytes { sourceBuffer -> Void in
|
|
sourceBuffer.copyBytes(to: destBuffer, from: 16 ..< sourceBuffer.count)
|
|
}
|
|
}
|
|
|
|
self.incomingDataHandler?(unwrappedData)
|
|
} else {
|
|
print("Invalid data size")
|
|
}
|
|
}
|
|
if error == nil {
|
|
self.receive()
|
|
}
|
|
})
|
|
}
|
|
|
|
func send(data: Data) {
|
|
var wrappedData = Data()
|
|
wrappedData.append(self.peerTag)
|
|
wrappedData.append(data)
|
|
|
|
self.connection?.send(content: wrappedData, completion: .contentProcessed({ error in
|
|
if let error {
|
|
print("Send error: \(error)")
|
|
}
|
|
}))
|
|
}
|
|
}
|
|
|
|
private static let sharedQueue = Queue(name: "CallDirectConnectionImpl")
|
|
|
|
private let queue: Queue
|
|
private let impl: QueueLocalObject<Impl>
|
|
|
|
private let incomingDataHandlers = Atomic<Bag<(Data) -> Void>>(value: Bag())
|
|
|
|
init(host: String, port: Int, peerTag: Data) {
|
|
let queue = CallDirectConnectionImpl.sharedQueue
|
|
self.queue = queue
|
|
self.impl = QueueLocalObject(queue: queue, generate: {
|
|
return Impl(queue: queue, host: host, port: port, peerTag: peerTag)
|
|
})
|
|
|
|
let incomingDataHandlers = self.incomingDataHandlers
|
|
self.impl.with { [weak incomingDataHandlers] impl in
|
|
impl.incomingDataHandler = { data in
|
|
guard let incomingDataHandlers else {
|
|
return
|
|
}
|
|
for f in incomingDataHandlers.with({ return $0.copyItems() }) {
|
|
f(data)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func add(onIncomingPacket addOnIncomingPacket: @escaping (Data) -> Void) -> Data {
|
|
var token = self.incomingDataHandlers.with { bag -> Int32 in
|
|
return Int32(bag.add(addOnIncomingPacket))
|
|
}
|
|
return withUnsafeBytes(of: &token, { buffer -> Data in
|
|
let bytes = buffer.baseAddress!.assumingMemoryBound(to: UInt8.self)
|
|
return Data(bytes: bytes, count: 4)
|
|
})
|
|
}
|
|
|
|
func remove(onIncomingPacket token: Data) {
|
|
if token.count != 4 {
|
|
return
|
|
}
|
|
|
|
var tokenValue: Int32 = 0
|
|
withUnsafeMutableBytes(of: &tokenValue, { tokenBuffer in
|
|
let tokenBytes = tokenBuffer.baseAddress!.assumingMemoryBound(to: UInt8.self)
|
|
|
|
token.withUnsafeBytes { sourceBuffer in
|
|
let sourceBytes = sourceBuffer.baseAddress!.assumingMemoryBound(to: UInt8.self)
|
|
memcpy(tokenBytes, sourceBytes, 4)
|
|
}
|
|
})
|
|
|
|
self.incomingDataHandlers.with { bag in
|
|
bag.remove(Int(tokenValue))
|
|
}
|
|
}
|
|
|
|
func sendPacket(_ packet: Data) {
|
|
self.impl.with { impl in
|
|
impl.send(data: packet)
|
|
}
|
|
}
|
|
}
|
|
|
|
@available(iOS 12.0, *)
|
|
private final class CallSignalingConnectionImpl: CallSignalingConnection {
|
|
private let queue: Queue
|
|
private let host: NWEndpoint.Host
|
|
private let port: NWEndpoint.Port
|
|
private let peerTag: Data
|
|
private let dataReceived: (Data) -> Void
|
|
private let isClosed: () -> Void
|
|
private let connection: NWConnection
|
|
|
|
private var isConnected: Bool = false
|
|
|
|
private var pingTimer: SwiftSignalKit.Timer?
|
|
|
|
private var queuedPayloads: [Data] = []
|
|
|
|
init(queue: Queue, host: String, port: UInt16, peerTag: Data, dataReceived: @escaping (Data) -> Void, isClosed: @escaping () -> Void) {
|
|
self.queue = queue
|
|
self.host = NWEndpoint.Host(host)
|
|
self.port = NWEndpoint.Port(rawValue: port)!
|
|
self.peerTag = peerTag
|
|
self.dataReceived = dataReceived
|
|
self.isClosed = isClosed
|
|
|
|
#if DEBUG
|
|
if #available(iOS 15.0, *) {
|
|
let parameters = NWParameters.quic(alpn: ["tgcalls"])
|
|
parameters.defaultProtocolStack.internetProtocol = NWProtocolFramer.Options(definition: CustomWrapperProtocol.definition)
|
|
self.connection = NWConnection(host: self.host, port: self.port, using: parameters)
|
|
} else {
|
|
preconditionFailure()
|
|
}
|
|
#else
|
|
self.connection = NWConnection(host: self.host, port: self.port, using: .tcp)
|
|
#endif
|
|
|
|
self.connection.stateUpdateHandler = { [weak self] state in
|
|
queue.async {
|
|
self?.stateUpdated(state: state)
|
|
}
|
|
}
|
|
}
|
|
|
|
private func stateUpdated(state: NWConnection.State) {
|
|
switch state {
|
|
case .ready:
|
|
OngoingCallThreadLocalContextWebrtc.logMessage("CallSignaling: Connection state is ready")
|
|
|
|
var headerData = Data(count: 4)
|
|
headerData.withUnsafeMutableBytes { bytes in
|
|
bytes.baseAddress!.assumingMemoryBound(to: UInt32.self).pointee = 0xeeeeeeee
|
|
}
|
|
self.connection.send(content: headerData, completion: .contentProcessed({ error in
|
|
if let error = error {
|
|
OngoingCallThreadLocalContextWebrtc.logMessage("CallSignaling: Connection send header error: \(error)")
|
|
}
|
|
}))
|
|
|
|
self.beginPingTimer()
|
|
|
|
self.sendPacket(payload: Data())
|
|
case let .failed(error):
|
|
OngoingCallThreadLocalContextWebrtc.logMessage("CallSignaling: Connection error: \(error)")
|
|
self.onIsClosed()
|
|
default:
|
|
break
|
|
}
|
|
}
|
|
|
|
func start() {
|
|
OngoingCallThreadLocalContextWebrtc.logMessage("CallSignaling: Connecting...")
|
|
|
|
self.connection.start(queue: self.queue.queue)
|
|
self.receivePacketHeader()
|
|
}
|
|
|
|
private func beginPingTimer() {
|
|
self.pingTimer = SwiftSignalKit.Timer(timeout: self.isConnected ? 2.0 : 0.15, repeat: false, completion: { [weak self] in
|
|
guard let strongSelf = self else {
|
|
return
|
|
}
|
|
strongSelf.sendPacket(payload: Data())
|
|
|
|
strongSelf.beginPingTimer()
|
|
}, queue: self.queue)
|
|
self.pingTimer?.start()
|
|
}
|
|
|
|
private func receivePacketHeader() {
|
|
self.connection.receive(minimumIncompleteLength: 4, maximumLength: 4, completion: { [weak self] data, _, _, error in
|
|
guard let strongSelf = self else {
|
|
return
|
|
}
|
|
if let data = data, data.count == 4 {
|
|
let payloadSize = data.withUnsafeBytes { bytes -> UInt32 in
|
|
return bytes.baseAddress!.assumingMemoryBound(to: UInt32.self).pointee
|
|
}
|
|
if payloadSize < 2 * 1024 * 1024 {
|
|
strongSelf.receivePacketPayload(size: Int(payloadSize))
|
|
} else {
|
|
OngoingCallThreadLocalContextWebrtc.logMessage("CallSignaling: Connection received invalid packet size: \(payloadSize)")
|
|
}
|
|
} else {
|
|
OngoingCallThreadLocalContextWebrtc.logMessage("CallSignaling: Connection receive packet header error: \(String(describing: error))")
|
|
strongSelf.onIsClosed()
|
|
}
|
|
})
|
|
}
|
|
|
|
private func receivePacketPayload(size: Int) {
|
|
self.connection.receive(minimumIncompleteLength: size, maximumLength: size, completion: { [weak self] data, _, _, error in
|
|
guard let strongSelf = self else {
|
|
return
|
|
}
|
|
if let data = data, data.count == size {
|
|
OngoingCallThreadLocalContextWebrtc.logMessage("CallSignaling: Connection receive packet payload: \(data.count) bytes")
|
|
|
|
if data.count < 16 + 4 {
|
|
OngoingCallThreadLocalContextWebrtc.logMessage("CallSignaling: Connection invalid payload size: \(data.count)")
|
|
strongSelf.onIsClosed()
|
|
} else {
|
|
let readPeerTag = data.subdata(in: 0 ..< 16)
|
|
if readPeerTag != strongSelf.peerTag {
|
|
OngoingCallThreadLocalContextWebrtc.logMessage("CallSignaling: Peer tag mismatch: \(hexString(readPeerTag))")
|
|
strongSelf.onIsClosed()
|
|
} else {
|
|
let actualPayloadSize = data.withUnsafeBytes { bytes -> UInt32 in
|
|
var result: UInt32 = 0
|
|
memcpy(&result, bytes.baseAddress!.assumingMemoryBound(to: UInt8.self).advanced(by: 16), 4)
|
|
return result
|
|
}
|
|
|
|
if Int(actualPayloadSize) > data.count - 16 - 4 {
|
|
OngoingCallThreadLocalContextWebrtc.logMessage("CallSignaling: Connection invalid actual payload size: \(actualPayloadSize)")
|
|
strongSelf.onIsClosed()
|
|
} else {
|
|
if !strongSelf.isConnected {
|
|
strongSelf.isConnected = true
|
|
|
|
for payload in strongSelf.queuedPayloads {
|
|
strongSelf.sendPacket(payload: payload)
|
|
}
|
|
strongSelf.queuedPayloads.removeAll()
|
|
}
|
|
|
|
if actualPayloadSize != 0 {
|
|
strongSelf.dataReceived(data.subdata(in: (16 + 4) ..< (16 + 4 + Int(actualPayloadSize))))
|
|
} else {
|
|
//strongSelf.sendPacket(payload: Data())
|
|
}
|
|
strongSelf.receivePacketHeader()
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
OngoingCallThreadLocalContextWebrtc.logMessage("CallSignaling: Connection receive packet payload error: \(String(describing: error))")
|
|
strongSelf.onIsClosed()
|
|
}
|
|
})
|
|
}
|
|
|
|
func stop() {
|
|
self.connection.stateUpdateHandler = nil
|
|
self.connection.cancel()
|
|
}
|
|
|
|
private func onIsClosed() {
|
|
self.connection.stateUpdateHandler = nil
|
|
self.connection.cancel()
|
|
|
|
self.isClosed()
|
|
}
|
|
|
|
func send(payloadData: Data) {
|
|
if self.isConnected {
|
|
self.sendPacket(payload: payloadData)
|
|
} else {
|
|
self.queuedPayloads.append(payloadData)
|
|
}
|
|
}
|
|
|
|
private func sendPacket(payload: Data) {
|
|
var payloadSize = UInt32(payload.count)
|
|
let cleanSize = 16 + 4 + payloadSize
|
|
let paddingSize = ((cleanSize + 3) & ~(4 - 1)) - cleanSize
|
|
var totalSize = cleanSize + paddingSize
|
|
|
|
var sendBuffer = Data(count: 4 + Int(totalSize))
|
|
sendBuffer.withUnsafeMutableBytes { bytes in
|
|
let baseAddress = bytes.baseAddress!.assumingMemoryBound(to: UInt8.self)
|
|
|
|
memcpy(baseAddress, &totalSize, 4)
|
|
|
|
self.peerTag.withUnsafeBytes { peerTagBytes -> Void in
|
|
memcpy(baseAddress.advanced(by: 4), peerTagBytes.baseAddress!.assumingMemoryBound(to: UInt8.self), 16)
|
|
}
|
|
|
|
memcpy(baseAddress.advanced(by: 4 + 16), &payloadSize, 4)
|
|
|
|
payload.withUnsafeBytes { payloadBytes -> Void in
|
|
memcpy(baseAddress.advanced(by: 4 + 16 + 4), payloadBytes.baseAddress!.assumingMemoryBound(to: UInt8.self), payloadBytes.count)
|
|
}
|
|
}
|
|
|
|
OngoingCallThreadLocalContextWebrtc.logMessage("CallSignaling: Send packet payload: \(totalSize) bytes")
|
|
|
|
self.connection.send(content: sendBuffer, isComplete: true, completion: .contentProcessed({ error in
|
|
if let error = error {
|
|
OngoingCallThreadLocalContextWebrtc.logMessage("CallSignaling: Connection send payload error: \(error)")
|
|
}
|
|
}))
|
|
}
|
|
}
|
|
|
|
private final class CallSignalingConnectionManager {
|
|
private final class ConnectionContext {
|
|
let connection: CallSignalingConnection
|
|
let host: String
|
|
let port: UInt16
|
|
|
|
init(connection: CallSignalingConnection, host: String, port: UInt16) {
|
|
self.connection = connection
|
|
self.host = host
|
|
self.port = port
|
|
}
|
|
}
|
|
|
|
private let queue: Queue
|
|
private let peerTag: Data
|
|
private let dataReceived: (Data) -> Void
|
|
|
|
private var isRunning: Bool = false
|
|
|
|
private var nextConnectionId: Int = 0
|
|
private var connections: [Int: ConnectionContext] = [:]
|
|
|
|
init(queue: Queue, peerTag: Data, servers: [OngoingCallConnectionDescriptionWebrtc], dataReceived: @escaping (Data) -> Void) {
|
|
self.queue = queue
|
|
self.peerTag = peerTag
|
|
self.dataReceived = dataReceived
|
|
|
|
for server in servers {
|
|
if server.hasTcp {
|
|
self.spawnConnection(host: server.ip, port: UInt16(server.port))
|
|
}
|
|
}
|
|
}
|
|
|
|
func start() {
|
|
if self.isRunning {
|
|
return
|
|
}
|
|
self.isRunning = true
|
|
|
|
for (_, connection) in self.connections {
|
|
connection.connection.start()
|
|
}
|
|
}
|
|
|
|
func stop() {
|
|
if !self.isRunning {
|
|
return
|
|
}
|
|
self.isRunning = false
|
|
|
|
for (_, connection) in self.connections {
|
|
connection.connection.stop()
|
|
}
|
|
}
|
|
|
|
func send(payloadData: Data) {
|
|
for (_, connection) in self.connections {
|
|
connection.connection.send(payloadData: payloadData)
|
|
}
|
|
}
|
|
|
|
private func spawnConnection(host: String, port: UInt16) {
|
|
let id = self.nextConnectionId
|
|
self.nextConnectionId += 1
|
|
if #available(iOS 12.0, *) {
|
|
let dataReceived = self.dataReceived
|
|
let connection = CallSignalingConnectionImpl(queue: queue, host: host, port: port, peerTag: self.peerTag, dataReceived: { data in
|
|
dataReceived(data)
|
|
}, isClosed: { [weak self] in
|
|
guard let `self` = self else {
|
|
return
|
|
}
|
|
self.handleConnectionFailed(id: id)
|
|
})
|
|
self.connections[id] = ConnectionContext(connection: connection, host: host, port: port)
|
|
if self.isRunning {
|
|
connection.start()
|
|
}
|
|
}
|
|
}
|
|
|
|
private func handleConnectionFailed(id: Int) {
|
|
if let connection = self.connections.removeValue(forKey: id) {
|
|
connection.connection.stop()
|
|
self.spawnConnection(host: connection.host, port: connection.port)
|
|
}
|
|
}
|
|
}
|