1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
|
//
// Copyright (c) ZeroC, Inc. All rights reserved.
//
import UIKit
import Darwin
class ViewController: UIViewController, UIPickerViewDataSource, UIPickerViewDelegate {
@IBOutlet weak var interfaceIPv4: UIPickerView!
@IBOutlet weak var interfaceIPv6: UIPickerView!
@IBOutlet weak var output: UITextView!
var interfacesIPv4: [String]!
var interfacesIPv6: [String]!
override func viewDidLoad() {
super.viewDidLoad()
interfacesIPv4 = [String]()
interfacesIPv4.append("127.0.0.1")
interfacesIPv6 = [String]()
interfacesIPv6.append("::1")
var ifap: UnsafeMutablePointer<ifaddrs>?
if getifaddrs(&ifap) == 0 {
for curr in sequence(first: ifap!, next: { $0.pointee.ifa_next }) {
if (curr.pointee.ifa_flags & UInt32(IFF_UP)) != 0 &&
(curr.pointee.ifa_flags & UInt32(IFF_LOOPBACK)) == 0 {
if curr.pointee.ifa_addr!.pointee.sa_family == UInt32(AF_INET) {
var buf = [Int8](repeating: 0, count: Int(INET_ADDRSTRLEN))
curr.pointee.ifa_addr!.withMemoryRebound(to: sockaddr_in.self, capacity: 1) { addr in
let s = inet_ntop(AF_INET, &addr.pointee.sin_addr, &buf, socklen_t(INET_ADDRSTRLEN))
interfacesIPv4.append("\(String(cString: s!))")
}
} else if curr.pointee.ifa_addr!.pointee.sa_family == UInt32(AF_INET6) {
var buf = [Int8](repeating: 0, count: Int(INET6_ADDRSTRLEN))
curr.pointee.ifa_addr!.withMemoryRebound(to: sockaddr_in6.self, capacity: 1) { addr6 in
let s = inet_ntop(AF_INET6, &addr6.pointee.sin6_addr, &buf, socklen_t(INET6_ADDRSTRLEN))
interfacesIPv6.append("\(String(cString: s!))")
}
}
}
}
freeifaddrs(ifap)
}
// By default, use the loopback
interfaceIPv4.selectedRow(inComponent: 0)
interfaceIPv6.selectedRow(inComponent: 0)
do {
try ControllerI.startController(view: self, ipv4: interfacesIPv4[0], ipv6: interfacesIPv6[0])
} catch {
println("Error: \(error)")
}
}
public func write(_ msg: String) {
output.insertText(msg)
output.layoutIfNeeded()
output.scrollRangeToVisible(NSRange(location: output.text.count - 1, length: 1))
}
public func print(_ msg: String) {
DispatchQueue.main.async {
self.write(msg)
}
}
public func println(_ msg: String) {
print("\(msg)\n")
}
func numberOfComponents(in pickerView: UIPickerView) -> Int {
return 1
}
func pickerView(_ view: UIPickerView, numberOfRowsInComponent component: Int) -> Int {
if view === interfaceIPv4 {
return interfacesIPv4.count
} else {
return interfacesIPv6.count
}
}
func pickerView(_ view: UIPickerView, titleForRow row: Int, forComponent component: Int) -> String? {
if view === interfaceIPv4 {
return interfacesIPv4[row]
} else {
return interfacesIPv6[row]
}
}
func pickerView(_ pickerView: UIPickerView, didSelectRow row: Int, inComponent component: Int) {
do {
ControllerI.stopController()
try ControllerI.startController(view: self,
ipv4: interfacesIPv4[interfaceIPv4.selectedRow(inComponent: 0)],
ipv6: interfacesIPv6[interfaceIPv6.selectedRow(inComponent: 0)])
} catch {
print("Error: \(error)")
}
}
}
|
