@@ -7,62 +7,97 @@ import Logger
77
88private let Log = Logger . get ( )
99
10+ /// Device information that's not particularly convenient to retrieve.
1011public enum SystemCapabilities {
1112
13+ /// Whether the device's main screen is OLED.
1214 public static let oled : Bool = {
1315 // Models are listed at https://ipsw.me/ and/or http://theiphonewiki.com/wiki/Models
16+ // Display technology is in each model's Wikipedia page.
1417 // Not gonna bother trying to guess at future models.
15- let scanner = Scanner ( string: modelIdentifier)
16- guard scanner. scanString ( " iPhone " ) != nil ,
17- let major = scanner. scanInt ( ) ,
18- scanner. scanString ( " , " ) != nil ,
19- let minor = scanner. scanInt ( )
20- else { return false }
21- switch ( major, minor) {
22- case ( 10 , 3 ) , ( 10 , 6 ) , // iPhone X
23- ( 11 , 2 ) , // iPhone XS
24- ( 11 , 4 ) , ( 11 , 6 ) , // iPhone XS Max
25- ( 12 , 3 ) , // iPhone 11 Pro
26- ( 12 , 5 ) , // iPhone 11 Pro Max
27- ( 13 , 1 ) , // iPhone 12 Mini
28- ( 13 , 2 ) , // iPhone 12
29- ( 13 , 3 ) , // iPhone 12 Pro
30- ( 13 , 4 ) , // iPhone 12 Pro Max
31- ( 14 , 2 ) , // iPhone 13 Pro
32- ( 14 , 3 ) , // iPhone 13 Pro Max
33- ( 14 , 4 ) , // iPhone 13 Mini
34- ( 14 , 5 ) , // iPhone 13
35- ( 14 , 7 ) , // iPhone 14
36- ( 14 , 8 ) , // iPhone 14 Plus
37- ( 15 , 2 ) , // iPhone 14 Pro
38- ( 15 , 3 ) , // iPhone 14 Pro Max
39- ( 15 , 4 ) , // iPhone 15
40- ( 15 , 5 ) , // iPhone 15 Plus
41- ( 16 , 1 ) , // iPhone 15 Pro
42- ( 16 , 2 ) : // iPhone 15 Pro Max
43- return true
44- default :
45- return false
18+ guard let modelID = ModelIdentifier . makeFromSysctl ( ) else { return false }
19+ switch modelID. device {
20+ case . iPhone:
21+ switch ( modelID. major, modelID. minor) {
22+ case ( 10 , 3 ) , ( 10 , 6 ) , // iPhone X
23+ ( 11 , 2 ) , // iPhone XS
24+ ( 11 , 4 ) , ( 11 , 6 ) , // iPhone XS Max
25+ ( 12 , 3 ) , // iPhone 11 Pro
26+ ( 12 , 5 ) , // iPhone 11 Pro Max
27+ ( 13 , 1 ) , // iPhone 12 Mini
28+ ( 13 , 2 ) , // iPhone 12
29+ ( 13 , 3 ) , // iPhone 12 Pro
30+ ( 13 , 4 ) , // iPhone 12 Pro Max
31+ ( 14 , 2 ) , // iPhone 13 Pro
32+ ( 14 , 3 ) , // iPhone 13 Pro Max
33+ ( 14 , 4 ) , // iPhone 13 Mini
34+ ( 14 , 5 ) , // iPhone 13
35+ ( 14 , 7 ) , // iPhone 14
36+ ( 14 , 8 ) , // iPhone 14 Plus
37+ ( 15 , 2 ) , // iPhone 14 Pro
38+ ( 15 , 3 ) , // iPhone 14 Pro Max
39+ ( 15 , 4 ) , // iPhone 15
40+ ( 15 , 5 ) , // iPhone 15 Plus
41+ ( 16 , 1 ) , // iPhone 15 Pro
42+ ( 16 , 2 ) : // iPhone 15 Pro Max
43+ return true
44+ case ( _, _) :
45+ return false
46+ }
47+ case . iPad:
48+ switch ( modelID. major, modelID. minor) {
49+ case ( 16 , 3 ) , ( 16 , 4 ) , ( 16 , 5 ) , ( 16 , 6 ) : // iPad Pro (M4) aka iPad Pro (7th generation)
50+ return true
51+ case ( _, _) :
52+ return false
53+ }
4654 }
4755 } ( )
4856}
4957
50- private let modelIdentifier : String = {
51- var size : Int = 0
52- guard sysctlbyname ( " hw.machine " , nil , & size, nil , 0 ) == 0 else {
53- Log . e ( " could not find model identifier: could not get buffer size " )
54- return " "
58+ private struct ModelIdentifier {
59+ let device : Device
60+ let major : Int
61+ let minor : Int
62+
63+ enum Device {
64+ case iPad, iPhone
5565 }
5666
57- let bufferSize = Int ( size) + 1
58- let buffer = UnsafeMutablePointer< CChar> . allocate( capacity: bufferSize)
59- defer { buffer. deallocate ( ) }
67+ init ? ( _ rawValue: String ) {
68+ let scanner = Scanner ( string: rawValue)
69+ if scanner. scanString ( " iPhone " ) != nil {
70+ device = . iPhone
71+ } else if scanner. scanString ( " iPad " ) != nil {
72+ device = . iPad
73+ } else {
74+ return nil
75+ }
6076
61- guard sysctlbyname ( " hw.machine " , buffer, & size, nil , 0 ) == 0 else {
62- Log . e ( " could not find model identifier " )
63- return " "
77+ guard let major = scanner. scanInt ( ) ,
78+ scanner. scanString ( " , " ) != nil ,
79+ let minor = scanner. scanInt ( )
80+ else { return nil }
81+ self . major = major
82+ self . minor = minor
6483 }
6584
66- buffer [ Int ( size) ] = 0
67- return String ( cString: buffer)
68- } ( )
85+ static func makeFromSysctl( ) -> ModelIdentifier ? {
86+ var size : Int = 0
87+ guard sysctlbyname ( " hw.machine " , nil , & size, nil , 0 ) == 0 else {
88+ Log . e ( " could not find model identifier: could not get buffer size " )
89+ return nil
90+ }
91+
92+ let buffer = UnsafeMutablePointer< CChar> . allocate( capacity: size + 1 )
93+ defer { buffer. deallocate ( ) }
94+
95+ guard sysctlbyname ( " hw.machine " , buffer, & size, nil , 0 ) == 0 else {
96+ Log . e ( " could not find model identifier " )
97+ return nil
98+ }
99+
100+ buffer [ Int ( size) ] = 0
101+ return ModelIdentifier ( String ( cString: buffer) )
102+ }
103+ }
0 commit comments