iPhone 数据使用情况跟踪监控

iPhone 数据使用情况跟踪/监控

swift
import UIKit
import CoreTelephony
class ViewController: UIViewController {
    let networkInfo = CTTelephonyNetworkInfo()
    
    override func viewDidLoad() {
        super.viewDidLoad()
        
        let carrier = networkInfo.subscriberCellularProvider
        let currentRadioTech = networkInfo.currentRadioAccessTechnology
        
        if let carrierName = carrier?.carrierName {
            print("当前运营商：\(carrierName)")
        }
        
        if let radioTech = currentRadioTech {
            print("当前网络类型：\(radioTech)")
        }
        
        let dataUsage = getDataUsage()
        print("已使用移动数据：\(dataUsage.sent) bytes")
        print("已接收移动数据：\(dataUsage.received) bytes")
    }
    
    func getDataUsage() -> (sent: UInt64, received: UInt64) {
        var ifaddr: UnsafeMutablePointer? = nil
        var dataUsage: (sent: UInt64, received: UInt64) = (0, 0)
        
        if getifaddrs(&ifaddr) == 0 {
            var ptr: UnsafeMutablePointer? = ifaddr
            while ptr != nil {
                defer { ptr = ptr?.pointee.ifa_next }
                
                let interface = ptr!.pointee
                let addrFamily = interface.ifa_addr.pointee.sa_family
                
                if addrFamily == UInt8(AF_LINK) {
                    if let name = String(cString: interface.ifa_name, encoding: .utf8), name == "pdp_ip0" {
                        let data = interface.ifa_data
                        let networkData = data?.assumingMemoryBound(to: if_data.self)
                        
                        if let networkData = networkData {
                            dataUsage.sent += UInt64(networkData.pointee.ifi_obytes)
                            dataUsage.received += UInt64(networkData.pointee.ifi_ibytes)
                        }
                    }
                }
            }
            
            freeifaddrs(ifaddr)
        }
        
        return dataUsage
    }
}