Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Core NFC の新機能 / What's new in Core NFC (WWDC20)
Search
treastrain / Tanaka Ryoga
July 09, 2020
Programming
2
810
Core NFC の新機能 / What's new in Core NFC (WWDC20)
集まれSwift好き!Swift愛好会スピンオフ WWDC20セッション要約会 @ Online で発表した LT「Core NFC の新機能」です。
treastrain / Tanaka Ryoga
July 09, 2020
Tweet
Share
More Decks by treastrain / Tanaka Ryoga
See All by treastrain / Tanaka Ryoga
そろそろ FormatStyle
treastrain
1
1.1k
Mastering AsyncSequence - 使う・作る・他のデザインパターン(クロージャ、Delegate など)から移行する
treastrain
5
3.3k
Firebase Apple SDK 年間ダイジェスト: 2023年 / Firebase Apple SDK Annual Digest: 2023
treastrain
1
1.9k
Combine・sink(RxSwift・subscribe)では Task を作らないようにして async なメソッドを呼ぶ / Do not create a Task inside a Combine/sink (RxSwift/subscribe) closure when calling an async method there
treastrain
3
1.2k
その Swift コード、 こう書き換えてみないか / Polishing your Swift code with me!
treastrain
2
9.9k
存在型に `any` を付けていないときにコンパイルエラーにする / How to produce a compile error when writing an existential type without the `any` keyword
treastrain
1
5.3k
Bitrise Pipelines に移行して、クレジットを節約しながら並列でビルド・テストを回す / Migrate to Bitrise Pipelines and save credits while run builds and tests in parallel
treastrain
0
2.7k
詳解 Core NFC - NFC を用いた iOS App 開発のてびき / Demystify Core NFC - A guide to iOS App Dev using NFC
treastrain
5
4.8k
プロフィールページ(ポートフォリオサイト)を Swift-DocC で作れるか? / Can we create a profile page (portfolio site) in Swift-DocC?
treastrain
1
300
Other Decks in Programming
See All in Programming
開発組織の戦略的な役割と 設計スキル向上の効果
masuda220
PRO
5
790
AI 駆動開発におけるコミュニティと AWS CDK の価値
konokenj
4
130
「ちょっと古いから」って避けてた技術書、今だからこそ読もう
mottyzzz
11
7k
Things You Thought You Didn’t Need To Care About That Have a Big Impact On Your Job
hollycummins
0
250
NixOS + Kubernetesで構築する自宅サーバーのすべて
ichi_h3
0
1.1k
iOSでSVG画像を扱う
kishikawakatsumi
0
150
Flutterで分数(Fraction)を表示する方法
koukimiura
0
140
Developer Joy - The New Paradigm
hollycummins
1
340
なんでRustの環境構築してないのにRust製のツールが動くの? / Why Do Rust-Based Tools Run Without a Rust Environment?
ssssota
2
3k
登壇は dynamic! な営みである / speech is dynamic
da1chi
0
350
『毎日の移動』を支えるGoバックエンド内製開発
yutautsugi
2
270
Android16 Migration Stories ~Building a Pattern for Android OS upgrades~
reoandroider
0
130
Featured
See All Featured
Docker and Python
trallard
46
3.6k
JavaScript: Past, Present, and Future - NDC Porto 2020
reverentgeek
52
5.7k
Dealing with People You Can't Stand - Big Design 2015
cassininazir
367
27k
Six Lessons from altMBA
skipperchong
29
4k
Why You Should Never Use an ORM
jnunemaker
PRO
59
9.6k
The Invisible Side of Design
smashingmag
302
51k
Connecting the Dots Between Site Speed, User Experience & Your Business [WebExpo 2025]
tammyeverts
10
610
Git: the NoSQL Database
bkeepers
PRO
431
66k
Building an army of robots
kneath
306
46k
Code Review Best Practice
trishagee
72
19k
The World Runs on Bad Software
bkeepers
PRO
72
11k
Creating an realtime collaboration tool: Agile Flush - .NET Oxford
marcduiker
34
2.3k
Transcript
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE MPWF@TXJGU ू·Ε4XJGU͖ʂ4XJGUѪձεϐϯΦϑ88%$ηογϣϯཁձ!0OMJOF+VMZ $PSF/'$ʹؔ͢Δ৽ػೳ 8IBUTOFXJO$PSF/'$ USFBTUSBJO5BOBLB3ZPHB !USFBTUSBJO
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE USFBTUSBJO5BOBLB3ZPHB 4XJGU J04 XBUDI04 $PSF/'$ 044 ɹɹɹɹɹɹɹɹɹɹ!USFBTUSBJOɹIUUQTUSFUKQ
ߴઐʢʣେֶʢʣ৽ଔʢʣ ੜ·Εͯ͡Ίͯຊ֨తʹऔΓΜͩ ϓϩάϥϛϯάݴޠ4XJGU ࣗݾհ
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE +BQBO/'$3FBEFS J1IPOFͰిࢠϚωʔͷ ߴɾར༻ཤྺͷಡΈऔΓ J1IPOFͰಡΈऔͬͨཤྺΛ J$MPVEܦ༝ͰଞͷσόΠε͔Β֬ೝͰ͖Δ ݄ϦϦʔεɹμϯϩʔυ, !+BQBO/'$3FBEFS J1IPOFͰిࢠϚωʔͷߴΛνΣοΫ
J04"QQ
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE IUUQTHJUIVCDPNUSFBTUSBJO53&5+BQBO/'$3FBEFS +BQBO/'$3FBEFSͷίΞ෦Λ044Խͨ͠ϥΠϒϥϦ ӡస໔ڐূϚΠφϯόʔΧʔυͷҰ෦༰ͷಡΈऔΓ *OJUJBMDPNNJU݄ɹ4UBST!݄࣌ 53&5+BQBO/'$3FBEFS .*5-JDFODF 044-JCSBSZ
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE /FBS'JFME$PNNVOJDBUJPO ۙڑແઢ௨৴
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE ৗʹ༹͚ࠐΉ/'$ ͋ͳͨͷपΓʹ/'$ w ඇ৮ܾࡁ ΫϨδοτΧʔυͷίϯλΫτϨεܾࡁ ϓϦϖΠυܕͷిࢠϚωʔʢަ௨ܥɺҰൠతͳফඅܥʣ w ຊਓ֬ೝ ݸਓ൪߸ʢϚΠφϯόʔʣΧʔυɹɹӡస໔ڐূɹɹύεϙʔτ
ֶੜূɹɹࣾһূ w σʔλͷަ "OESPJE#FBN "OESPJE*$4d1JF
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE J1IPOFͰ/'$Λ͏ $PSF/'$
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE "QQ$MJQTͰ$PSF/'$Θͳ͍ J04Ͱ͑ΔίϯύΫτͳ"QQ w "QQ$MJQTΛ։͘ w /'$ w 23ίʔυ w
Ϛοϓʢۙͷݕࡧʣ w 4JSJ͔ΒͷఏҊ w 4BGBSJ w ϝοηʔδ w "QQ$MJQίʔυ w /'$ɾ23ίʔυͷத 6OJWFSTBM-JOLT w J04ଆ͕ಡΈऔͬͯॲཧ͢Δ $PSF/'$ͷ࣮ඞཁͳ͠
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE $PSF/'$ʹؔ͢Δ৽ػೳ 8IBUTOFXJO$PSF/'$ XXED w $PSF/'$ͷ֓ཁ 0WFSWJFX w 4XJGUͰͷߏจͷมߋ 4ZOUBYDIBOHFT
w *40λά͚ͷϝιουΛՃ *40BEEJUJPOT
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE $PSF/'$ʹؔ͢Δ৽ػೳ 8IBUTOFXJO$PSF/'$ XXED w $PSF/'$ͷ֓ཁ 0WFSWJFX w 4XJGUͰͷߏจͷมߋ 4ZOUBYDIBOHFT
w *40λά͚ͷϝιουΛՃ *40BEEJUJPOT
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE 3FTVMUΛͬͨ4XJGUߏจ .PEFSO4XJGUTZOUBYXJUI3FTVMU w J04ҎલͷNFCFeliCaTagͷྫ &YBNQMFPGNFCFeliCaTagCFGPSFJ04 detectedFeliCaTag.readWithoutEncryption( serviceCodeList: serviceCodeList,
blockList: blockList) { ( statusFlag1: Int, statusFlag2: Int, blockData: [Data], error: Error?) in if let error = error { // Handle error. return } // Handle status flag 1, status flag 2 and block data }
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE 3FTVMUΛͬͨ4XJGUߏจ .PEFSO4XJGUTZOUBYXJUI3FTVMU w J04Ҏ߱ͷNFCFeliCaTagͷྫ &YBNQMFPGNFCFeliCaTagBGUFSJ04 detectedFeliCaTag.readWithoutEncryption( serviceCodeList: serviceCodeList,
blockList: blockList) { ( response: Result<(NFCFeliCaStatusFlag, [Data]), Error>) in switch response { case .success((let statusFlag, let blockData)): // Handle NFCFeliCaStatusFlag object and block data case .failure(let error): // Handle Error object. } }
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE detectedFeliCaTag.readWithoutEncryption( serviceCodeList: serviceCodeList, blockList: blockList) { ( statusFlag1: Int,
statusFlag2: Int, blockData: [Data], error: Error?) in if let error = error { session.invalidate(errorMessage: error.localizedDescription) } guard statusFlag1 == 0x00, statusFlag2 == 0x00 else { session.invalidate( errorMessage: "εςʔλεϑϥά͕ΤϥʔΛ͍ࣔͯ͠·͢ɻ\(statusFlag1), \(statusFlag2)") return } let data = blockData.first! let balance = Int(data[11]) + Int(data[12]) << 8 session.alertMessage = "ߴ: ¥\(balance)" session.invalidate() } ަ௨ܥ*$ΧʔυͷߴΛಡΈऔΔ J04Ҏલͷ߹ɹcompletionHandler
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE detectedFeliCaTag.readWithoutEncryption( serviceCodeList: serviceCodeList, blockList: blockList) { ( response: Result<(NFCFeliCaStatusFlag,
[Data]), Error>) in switch response { case .success((let statusFlag, let blockData)): guard statusFlag.statusFlag1 == 0x00, statusFlag.statusFlag2 == 0x00 else { session.invalidate(errorMessage: "εςʔλεϑϥά͕ΤϥʔΛ͍ࣔͯ͠·͢ɻ\(statusFlag)") return } let data = blockData.first! let balance = Int(data[11]) + Int(data[12]) << 8 session.alertMessage = "ߴ: ¥\(balance)" session.invalidate() case .failure(let error): session.invalidate(errorMessage: error.localizedDescription) } } ަ௨ܥ*$ΧʔυͷߴΛಡΈऔΔ J04Ҏલͷ߹ɹresultHandler
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE Մಡੑ্ͷͨΊͷFOVNͷมߋ .PSFEFTDSJQUJWFFOVNT w FOVNͷ໊শมߋ 3FOBNFTPGUIFTFFOVNT w PollingRequestCodeNFCFeliCaPollingRequestCode w PollingTimeSlot
NFCFeliCaPollingTimeSlot w EncryptionId NFCFeliCaEncryptionId w NFCISO15693ɺNFCISO7816͚ʹ໊শมߋɾՃ͋Γ 0UIFSOFXFOVNT
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE ࠓΠϯύΫτগͳΊ J04Ͱͷ$PSF/'$ͷϝιουՃͱൺֱͯ͠ w J04Ͱͷ$PSF/'$ʮωΠςΟϒλάΞΫηεͷՃʯ J04·ͰܾΊΒΕͨϑΥʔϚοτʢ/%&'ʣͷΈ ωΠςΟϒϓϩτίϧʢ*40ɺ'FMJ$Bɺ.*'"3&ͳͲʣ͕͑ΔΑ͏ʹ ɹిࢠϚωʔͷಡΈऔΓɺνϟʔδ ɹϚΠφϯόʔΧʔυͷಡΈऔΓɺॻ͖ࠐΈ
w J04Ͱ4XJGUͰͷߏจมߋͱ*40λά͚ͷػೳՃ *40*&$ʹରԠ ਤॻؗͷຊͷλάͳͲ
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE ئ͍Θͣ "QQMF8BUDIͰ$PSF/'$͕͑ΔΑ͏ʹʜͳΒͳ͔ͬͨ USFBTUSBJO5BOBLB3ZPHB !USFBTUSBJO ͍ͬͪͭ͜ͰେৎͰ͢Αʜʁ"QQMF͞Μʜʜʁ 88%$ΑΖ͓͘͠ئ͍͠·͢Ͷʜʜʜʁ ޕޙu݄u5XFFU%FDL
$PQZSJHIUUSFBTUSBJO5BOBLB3ZPHBɹ"MMSJHIUTSFTFSWFE ࢀߟใ ͋Γ͕ͱ͏͍͟͝·ͨ͠ w ຊεϥΠυ4QFBLFS%FDLʹͯӾཡͰ͖·͢ IUUQTTQFBLFSEFDLDPNUSFBTUSBJO w ຊεϥΠυͰͷαϯϓϧίʔυΛ(JU)VC(JTUͰެ։͍ͯ͠·͢ IUUQTHJTUHJUIVCDPNUSFBTUSBJOGFDFGBCFFD w
88%$7JEFPT w $PSF/'$&OIBODFNFOUT88%$ IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZXXED w 8IBUTOFXJO$PSF/'$88%$ IUUQTEFWFMPQFSBQQMFDPNWJEFPTQMBZXXED