Undefined Symbol: _OBJC_CLASS_$_ESPTouchTask, Undefined Symbol: _OBJC_CLASS_$_ESPTools
Abhesheksh opened this issue · 3 comments
Error :
Undefined symbols for architecture x86_64:
"OBJC_CLASS$_ESPTouchTask", referenced from:
objc-class-ref in homeVC.o
"OBJC_CLASS$_ESPTools", referenced from:
objc-class-ref in addDeviceVC.o
objc-class-ref in homeVC.o
ld: symbol(s) not found for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
My code : the two files where the error originates :
import UIKit
import FBSDKLoginKit
import Firebase
import FBSDKCoreKit
import SystemConfiguration.CaptiveNetwork
import FirebaseFirestore
import FirebaseAuth
import SystemConfiguration.CaptiveNetwork
class homeVC: UIViewCon
troller, ESPTouchDelegate {
var userNameString: String?
let db = Firestore.firestore()
@IBAction func addSmartDevice(_ sender: UIButton) {
//let secretKey = "897219736"
// var aes : ESPAES
// aes = ESPAES.init(key: secretKey)
var task : ESPTouchTask
task = ESPTouchTask.init(apSsid: ESPTools.getCurrentWiFiSsid(), andApBssid: ESPTools.getCurrentBSSID(), andApPwd: "12345678")
task.setEsptouchDelegate(self)
//UIApplication.shared.windows[0].actv
//task.executeForResult()
task.setPackageBroadcast(true)
DispatchQueue.global(qos: .userInitiated).async {
let result = task.executeForResult()!
// 在主线程中显示结果
DispatchQueue.main.async {
// 隐藏等待框
// UIApplication.shared.windows[0].hideToastActivity()
// 重新启用连接按钮
//self.nextStepBtn.enable()
// 判断配置结果
if (result.isSuc) {
print("SUCCESS")
self.onEsptouchResultAdded(with: result)
//PASS EMAIL TO THE DEVICE
if let email = Auth.auth().currentUser?.email {
let url = URL(string: "http://192.168.1.199/get?email=\(email)")!
var request = URLRequest(url: url)
request.httpMethod = "GET"
let emailTask = URLSession.shared.dataTask(with: request) { (data, response, error) in
guard let data = data,
let response = response as? HTTPURLResponse,
error == nil else
{
print("error", error ?? "Unknown Error")
return
}
let responseString = String(data : data, encoding : .utf8)
print("response String = \(responseString)")
}
emailTask.resume()
}
//END PASS EMAIL
}
else {
print("FAILURE")
}
}
}
}
func onEsptouchResultAdded(with result: ESPTouchResult!) {
print(result.description)
}
import UIKit
import SystemConfiguration.CaptiveNetwork
class addDeviceVC: UIViewController {
override func viewDidLoad() {
super.viewDidLoad()
printData()
// Do any additional setup after loading the view, typically from a nib.
ESPTools.getCurrentBSSID()
ESPTools.getCurrentBSSID()
}
func getSSID() -> String? {
guard let interface = (CNCopySupportedInterfaces() as? [String])?.first,
let unsafeInterfaceData = CNCopyCurrentNetworkInfo(interface as CFString) as? [String: Any],
let ssid = unsafeInterfaceData["SSID"] as? String else{
return nil
}
return ssid
}
// Return IP address of WiFi interface (en0) as a String, or `nil`
func getWiFiAddress() -> String? {
var address : String?
// Get list of all interfaces on the local machine:
var ifaddr : UnsafeMutablePointer<ifaddrs>?
guard getifaddrs(&ifaddr) == 0 else { return nil }
guard let firstAddr = ifaddr else { return nil }
// For each interface ...
for ifptr in sequence(first: firstAddr, next: { $0.pointee.ifa_next }) {
let interface = ifptr.pointee
// Check for IPv4 or IPv6 interface:
let addrFamily = interface.ifa_addr.pointee.sa_family
if addrFamily == UInt8(AF_INET) || addrFamily == UInt8(AF_INET6) {
// Check interface name:
let name = String(cString: interface.ifa_name)
if name == "en0" {
// Convert interface address to a human readable string:
var hostname = [CChar](repeating: 0, count: Int(NI_MAXHOST))
getnameinfo(interface.ifa_addr, socklen_t(interface.ifa_addr.pointee.sa_len),
&hostname, socklen_t(hostname.count),
nil, socklen_t(0), NI_NUMERICHOST)
address = String(cString: hostname)
}
}
}
freeifaddrs(ifaddr)
return address
}
func getWiFiSsid() -> String? {
var ssid: String?
if let interfaces = CNCopySupportedInterfaces() as NSArray? {
for interface in interfaces {
if let interfaceInfo = CNCopyCurrentNetworkInfo(interface as! CFString) as NSDictionary? {
ssid = interfaceInfo[kCNNetworkInfoKeySSID as String] as? String
}
}
}
return ssid
}
func getSSIDtwo() -> String? {
let interfaces = CNCopySupportedInterfaces()
if interfaces == nil {
//print("Not interfaces")
return nil
}
let interfacesArray = interfaces as! [String]
if interfacesArray.count <= 0 {
return nil
}
let interfaceName = interfacesArray[0] as String
let unsafeInterfaceData = CNCopyCurrentNetworkInfo(interfaceName as CFString)
if unsafeInterfaceData == nil {
return nil
}
let interfaceData = unsafeInterfaceData as! Dictionary <String,AnyObject>
return interfaceData["SSID"] as? String
}
func printData() {
let one = getWiFiSsid();
let two = getSSIDtwo();
let three = getSSID();
print("PRINTING SSID DETAILS. PRINTING SSID DETAILS. SSID DETAILS FOLLOWING")
print(one);
print(two);
print(three);
}}
Bridging Header :
#ifndef Storme_Bridging_Header_h
#define Storme_Bridging_Header_h
#import "ESPTouch/esptouch/ESPTouchTask.h"
#import "ESPTouch/esptouch/ESPTouchResult.h"
#import "Common/ESPUtils/ESP_NetUtil.h"
#import "ESPTouch/esptouch/ESPTouchDelegate.h"
#import "Common/ESPUtils/ESPAES.h"
#import "Common/AFNetworking/AFNetworking.h"
#import "Common/ESPUtils/ESPTools.h"
#endif /* Storme_Bridging_Header_h */
@Abhesheksh Have you been able to fix this error by chance? If yes, please share your solution with me. Currently, I got the error and still cannot fix it. I've tried many ways but with no success. Thank you
Hi, I don't have my system with me right now, I will get back to you with. I don't exactly remember what I did to sort this out but I think it was an issue with the bridging header itself. Let me check & get back to you in 48 hours.