UIApplication.shared.canOpenURL() background thread change

Author: r3ggi

IOSSecuritySuite/JailbreakChecker.swift

@@ -99,26 +99,14 @@ internal class JailbreakChecker {
     // "cydia://" URL scheme has been removed. Turns out there is app in the official App Store
     // that has the cydia:// URL scheme registered, so it may cause false positive
     private static func checkURLSchemes() -> CheckResult {
-        var flag: (passed: Bool, failMessage: String) = (true, "")
         let urlSchemes = [
             "undecimus://",
             "sileo://",
             "zbra://",
             "filza://",
             "activator://"
         ]
-        
-        if Thread.isMainThread {
-            flag = canOpenUrlFromList(urlSchemes: urlSchemes)
-        } else {
-            let semaphore = DispatchSemaphore(value: 0)
-            DispatchQueue.main.async {
-                flag = canOpenUrlFromList(urlSchemes: urlSchemes)
-                semaphore.signal()
-            }
-            semaphore.wait()
-        }
-        return flag
+        return canOpenUrlFromList(urlSchemes: urlSchemes)
     }
 
     private static func checkExistenceOfSuspiciousFiles() -> CheckResult {