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

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. "CPVUNF USFBTUSBJO5BOBLB3ZPHB 2 4XJGU J04 XBUDI04 $PSF/'$ 044 ɹɹJU`TNZNPUIFSUPOHVF ɹɹٱ͠ͿΓʹ+BWB4DSJQUʢ("4ʣΛॻ͍ͨΒTXJUDIจͷ ɹɹ֤DBTFઅʹCSFBLΛೖΕ๨Ε͍ͯ͢͜͝ͱʹͳͬͨ! ɹɹɹɹɹɹɹɹɹɹ!USFBTUSBJOɹɹIUUQTUSFUKQ %F/"$P -UE ɹɹJ04"QQ%FWFMPQFSʢ"QSJM$VSSFOUʣ

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. ೖؗূɹɹަ௨ܥ*$ΧʔυɹɹύʔΩϯάϝʔλʔɹɹॅຽجຊ୆ாΧʔυ ϞόΠϧ΢ΥϨοτɹɹσϏοτΧʔυɹɹػثͷϖΞϦϯάɹɹϨδܾࡁ୺຤ ࣗಈंͷ伴ɹɹӡస໔ڐূɹɹϨϯλϧࣗసंɹɹΫϨδοτΧʔυɹɹ஫ࣹث ϋʔυ΢ΣΞηΩϡϦςΟτʔΫϯɹɹεϚʔτΧʔυɹɹ঎඼ɾࡏݿ؅ཧλά ϓϦϖΠυΧʔυɹɹిؾࣗಈंͷॆిεςʔγϣϯɹɹֶੜূɹɹࢦྠ ϗςϧͷϧʔϜΩʔɹɹεϚʔτϙελʔɹɹύεϙʔτɹɹλϒϨοτ εϚʔτ΢ΥονɹɹମԹܭɹɹࣾһূɹɹΠϠϗϯɹɹ"OESPJE#FBN εϚʔτϑΥϯɹɹࣗಈվࡳػɹɹݸਓ൪߸ʢϚΠφϯόʔʣΧʔυɹɹFUD 10

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. Χʔυ ΤϛϡϨʔγϣϯ /'$ͷʮͭͷϞʔυʯ ΧʔυΤϛϡϨʔγϣϯϞʔυ 14 ηΩϡΞΤϨϝϯτํࣜΧʔυΤϛϡϨʔγϣϯ ϗετΧʔυΤϛϡϨʔγϣϯʢ)$&ʣ /'$5FDIOPMPHZ/'$'PSVNIUUQTOGDGPSVNPSHMFBSOOGDUFDIOPMPHZΛݩʹ࡞੒

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. /'$ٕज़֓ཁ w 3'*%ͷҰछ w ൖૹ೾ɹɹɹ୹೾)'ଳʢ.)[ʣ w ௨৴ڑ཭ɹɹ໿DNʢ·ͨ͸DNఔ౓ʣ w ௨৴଎౓ɹɹLCQTʙLCQTɹɹLCQT·ͨ͸LCQT w ిྗ఻ૹɹɹ࠷େ8ʢϫΠϠϨεॆిϞʔυʣ 15 /'$5FDIOPMPHZ/'$'PSVNIUUQTOGDGPSVNPSHMFBSOOGDUFDIOPMPHZΛݩʹ࡞੒

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. 23ίʔυɾόʔίʔυWT/'$ 18 w 23ίʔυɾόʔίʔυ w ҹ࡮͢Δ͚ͩͰ࢖͑Δ w ΧϝϥͷͨΊͷௐ੔͕ඞཁ w ϐϯτɾ໌Δ͞ɾःṭ෺ͷআڈ w ҹ࡮෺ͷσβΠϯΛ્֐ w /'$ w ͚ۙͮΕ͹௨৴Ͱ͖Δ w ؒʹଟগͷ΋ͷ͕ࡏͬͯ΋Α͍ w ৘ใͷมߋ͕Մೳ w ௨৴ͷͨΊͷ෦඼ ʢίΠϧɾΞϯςφʣ͕ඞཁ

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. /'$Λ࢖ͬͯԿ͔࡞Ζ͏ʂ w ʢ/'$ͷͨΊ͚ͩͷ෦඼ʢΞϯςφͳͲʣ͕ೖ͍ͬͯΔඞཁ͕͋ΔͷͰʣ ίετ͕͔͔Δ w ࠓ͜͜ʹ͍ΔΈͳ͞Μ͕ ͍࣋ͬͯΔJ1IPOFͷ΄΅શͯʹ౥ࡌࡁΈʢͷ͸ͣʣ w ௨৴૬खͱͳΔΧʔυɾλάྨ΋ຕ͸͓ࡒ෍ʹೖ͍ͬͯΔʢ͸ͣʜʜʂʣ w ௥Ճίετ͸͔͔Βͳ͍ʂ w ࣗ෼͕͍࣋ͬͯΔϞϊͷத਎Λ೷͍ͯΈͨ͋͘Γ·ͤΜ͔ʁ 21

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. ιχʔגࣜձࣾc'FMJ$Bc/'$ʹ͍ͭͯc/'$ͱ'FMJ$Bͷؔ܎ IUUQTXXXTPOZDPKQ1SPEVDUTGFMJDB/'$SFMBUJPOIUNM ҉߸ԽΛඞཁͱ͠ͳ͍ΦʔϓϯίϚϯυΛ༻͍ͨΞϓϦ έʔγϣϯͷ৔߹ʹ͸ɺެ։͞Ε͍ͯΔن͚֨ͩͰ։ൃ ͢Δ͜ͱ͕Ͱ͖·͢ɻ(PPHMFࣾͷ"OESPJE΍Ξοϓϧ ࣾͷJ04ͳͲεϚʔτϑΥϯ޲͚04͕/'$ͷػೳΛα ϙʔτ͓ͯ͠ΓɺҰൠͷํ͕։ൃ͞ΕͨిࢠϚωʔͷϏ ϡʔϫʔͳͲ΋ؚΊɺεϚʔτϑΥϯ޲͚ʹ͢Ͱʹ͍͘ ͔ͭͷ/'$ΞϓϦέʔγϣϯ͕ެ։͞Ε͍ͯ·͢ɻ 25

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. /'$ΞϯςφΛ౥ࡌͨ͠J1IPOF w J1IPOFɾ1MVT w J1IPOFTɾT1MVT w J1IPOFɾ1MVT w J1IPOFɾ1MVT w J1IPOF9 w J1IPOF9㸑ɾ9Tɾ9T.BY 37 w J1IPOFɾ1SPɾ1SP.BY w J1IPOF4&ʢୈੈ୅ʣ w J1IPOFNJOJɾɾ1SPɾ1SP.BY w J1IPOFNJOJɾɾ1SPɾ1SP.BY w J1IPOF4&ʢୈੈ୅ʣ w J1IPOFɾ1MVTɾ1SPɾ1SP.BY

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. $PSF/'$ͷػೳΛ࢖͑ΔJ1IPOF w J1IPOFɾ1MVT w J1IPOFTɾT1MVT w J1IPOFɾ1MVT w J1IPOFɾ1MVT w J1IPOF9 w J1IPOF9㸑ɾ9Tɾ9T.BY 39 w J1IPOFɾ1SPɾ1SP.BY w J1IPOF4&ʢୈੈ୅ʣ w J1IPOFNJOJɾɾ1SPɾ1SP.BY w J1IPOFNJOJɾɾ1SPɾ1SP.BY w J1IPOF4&ʢୈੈ୅ʣ w J1IPOFɾ1MVTɾ1SPɾ1SP.BY

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. $PSF/'$ͰͰ͖Δ͜ͱ w /'$λά͔Β/%&'ͷσʔλΛಡΈऔΔʢJ04ʣ w "QQ͕όοΫάϥ΢ϯυঢ়ଶͰ/'$λά͔Β/%&'ͷσʔλΛಡΈऔΔ ʢJ04ɺͨͩ͠J1IPOFɾ1MVTɾɾ1MVTɾ9͸ඇରԠʣ w /'$λά΁/%&'ͷσʔλΛॻ͖ࠐΉʢJ04ʣ w /'$λάʹಠࣗϑΥʔϚοτͷσʔλΛಡΈॻ͖͢ΔʢJ04ʣ w 1"$&ʢ伴ڞ༗ར༻ΞΫηε੍ޚʣΛαϙʔτ͍ͯ͠Δλάͷݕग़ʢJ04ʣ 47

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. $PSF/'$ͰͰ͖ͳ͍͜ͱ 48 Χʔυ ΤϛϡϨʔγϣϯ Ϧʔμʔɾ ϥΠλʔ $PSF/'$ 1SPYJNJUZ3FBEFS 1BTT,JU 8BMMFU w Χʔυͷʮ;ΓʯΛ͢Δʢ1BTT,JUʣ w 8BMMFUɾ"QQMF1BZͷಛݖ w ʢΧʔυΛ͔ͯ͟͠ʣࢧ෷͍Λ ड͚෇͚Δʢ1SPYJNJUZ3FBEFSʣ w l5BQUP1BZzͰ͔͠࢖͑ͳ͍

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. ࣄલʹܾΊ͓ͯ͘͜ͱ /'$λάͷதͷσʔλܗࣜΛࣗ෼ͰܾΊΒΕΔ৔߹ w σʔλܗࣜ͸ʮ/%&'ʯ͕͓͢͢Ί w /%&'ʢ/'$%BUB&YDIBOHF'PSNBUʣ w /'$'PSVN͕ࡦఆ w J04ɾ$PSF/'$Ͱ͸/%&'͸ಛผ଴۰ w "QQ͕ϑΥΞάϥ΢ϯυঢ়ଶ͡Όͳͯ͘΋ಡΈऔΕΔ 51

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. ࣄલʹܾΊ͓ͯ͘͜ͱ /'$λάͷதͷσʔλܗࣜΛࣗ෼ͰܾΊΒΕΔ৔߹ w /'$λάͷʮछྨʯʢҰ෦ʣ w 5ZQF5BHʢ*40*&$ɹ.*'"3&6MUSBMJHIUʣ w 5ZQF5BHʢ*40*&$ɹ+*49ɹ'FMJ$Bʣ w 5ZQF5BHʢ*40*&$ɹ%&4'JSFʣ w 5ZQF5BHʢ*40*&$ʣ 52 /'$5FDIOPMPHZIUUQTOGDGPSVNPSHMFBSOOGDUFDIOPMPHZ

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. ηογϣϯΛ࡞Δ /%&'ܗࣜͷ৔߹ 71 import CoreNFC class MyNDEFReaderWriter { var session: NFCNDEFReaderSession? func beginScanning() { guard NFCNDEFReaderSession.readingAvailable else { return } } }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. ηογϣϯΛ࡞Δ /%&'ܗࣜͷ৔߹ 72 import CoreNFC class MyNDEFReaderWriter { var session: NFCNDEFReaderSession? func beginScanning() { guard NFCNDEFReaderSession.readingAvailable else { return } session = NFCNDEFReaderSession( delegate: self, queue: nil, invalidateAfterFirstRead: false ) } }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. ηογϣϯΛ࡞Δ /%&'ܗࣜͷ৔߹ 73 import CoreNFC class MyNDEFReaderWriter { var session: NFCNDEFReaderSession? func beginScanning() { guard NFCNDEFReaderSession.readingAvailable else { return } session = NFCNDEFReaderSession( delegate: self, queue: nil, invalidateAfterFirstRead: false ) session?.alertMessage = "Place the tag on a flat surface (avoid metallic surfaces) and rest you iPhone on the tag.” } }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. ηογϣϯΛ࡞Δ /%&'ܗࣜͷ৔߹ 74 import CoreNFC class MyNDEFReaderWriter { var session: NFCNDEFReaderSession? func beginScanning() { guard NFCNDEFReaderSession.readingAvailable else { return } session = NFCNDEFReaderSession( delegate: self, queue: nil, invalidateAfterFirstRead: false ) session?.alertMessage = "Place the tag on a flat surface (avoid metallic surfaces) and rest you iPhone on the tag." session?.begin() } }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. σϦήʔτϝιουͰड͚औΔ /%&'ܗࣜͷ৔߹ 75 extension MyNDEFReaderWriter: NFCNDEFReaderSessionDelegate { func readerSession(_ session: NFCNDEFReaderSession, didDetectNDEFs messages: [NFCNDEFMessage]) { // ... } func readerSession(_ session: NFCNDEFReaderSession, didDetect tags: [NFCNDEFTag]) { // ... } }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. σϦήʔτϝιουͰड͚औΔ /%&'ܗࣜͷ৔߹ 76 extension MyNDEFReaderWriter: NFCNDEFReaderSessionDelegate { func readerSession(_ session: NFCNDEFReaderSession, didDetectNDEFs messages: [NFCNDEFMessage]) { let message = messages.first! // print(message.records) } func readerSession(_ session: NFCNDEFReaderSession, didDetect tags: [NFCNDEFTag]) { // ... } }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. σϦήʔτϝιουͰड͚औΔ /%&'ܗࣜͷ৔߹ 77 extension MyNDEFReaderWriter: NFCNDEFReaderSessionDelegate { func readerSession(_ session: NFCNDEFReaderSession, didDetectNDEFs messages: [NFCNDEFMessage]) { let message = messages.first! // print(message.records) } func readerSession(_ session: NFCNDEFReaderSession, didDetect tags: [NFCNDEFTag]) { // ... } }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. σϦήʔτϝιουͰड͚औΔ /%&'ܗࣜͷ৔߹ 78 extension MyNDEFReaderWriter: NFCNDEFReaderSessionDelegate { func readerSession(_ session: NFCNDEFReaderSession, didDetect tags: [NFCNDEFTag]) { Task { let tag = tags.first! try await session.connect(to: tag) // ಡΈऔΓ let message = try await tag.readNDEF() // print(message.records) // ॻ͖ࠐΈ let ndefMessage: NFCNDEFMessage = // .. try await tag.writeNDEF(ndefMessage) // ऴΘͬͨΒ session.alertMessage = "Done!" session.invalidate() // ࣦഊͨ͠Β // session.invalidate(errorMessage: "Error!") } } }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. σϦήʔτϝιουͰड͚औΔ /%&'ܗࣜͷ৔߹ 79 extension MyNDEFReaderWriter: NFCNDEFReaderSessionDelegate { func readerSession(_ session: NFCNDEFReaderSession, didDetect tags: [NFCNDEFTag]) { Task { let tag = tags.first! try await session.connect(to: tag) // ಡΈऔΓ let message = try await tag.readNDEF() // print(message.records) // ॻ͖ࠐΈ let ndefMessage: NFCNDEFMessage = // .. try await tag.writeNDEF(ndefMessage) // ऴΘͬͨΒ session.alertMessage = "Done!" session.invalidate() // ࣦഊͨ͠Β // session.invalidate(errorMessage: "Error!") } } }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. σϦήʔτϝιουͰड͚औΔ /%&'ܗࣜͷ৔߹ 80 extension MyNDEFReaderWriter: NFCNDEFReaderSessionDelegate { func readerSession(_ session: NFCNDEFReaderSession, didDetect tags: [NFCNDEFTag]) { Task { let tag = tags.first! try await session.connect(to: tag) // ಡΈऔΓ let message = try await tag.readNDEF() // print(message.records) // ॻ͖ࠐΈ let ndefMessage: NFCNDEFMessage = // .. try await tag.writeNDEF(ndefMessage) // ऴΘͬͨΒ session.alertMessage = "Done!" session.invalidate() // ࣦഊͨ͠Β // session.invalidate(errorMessage: "Error!") } } }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. ηογϣϯΛ࡞Δ /%&'ܗࣜͰ͸ͳ͍σʔλͷ৔߹ 82 import CoreNFC class MyTagReaderWriter: NSObject { var session: NFCTagReaderSession? func beginScanning() { guard NFCTagReaderSession.readingAvailable else { return } let pollingOption: NFCTagReaderSession.PollingOption = [ .iso14443, // Type 2 Tag, Type 4 Tag (ISO/IEC 14443) (MIFARE) …etc. .iso18092, // Type 3 Tag (ISO/IEC 18092, JIS X 6319-4) (FeliCa) .iso15693, // Type 5 Tag (ISO/IEC 15693) ] session = NFCTagReaderSession(pollingOption: pollingOption, delegate: self, queue: nil) session?.alertMessage = "Place the tag on a flat surface (avoid metallic surfaces) and rest you iPhone on the tag." session?.begin() } }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. ηογϣϯΛ࡞Δ /%&'ܗࣜͰ͸ͳ͍σʔλͷ৔߹ 83 import CoreNFC class MyTagReaderWriter: NSObject { var session: NFCTagReaderSession? func beginScanning() { guard NFCTagReaderSession.readingAvailable else { return } let pollingOption: NFCTagReaderSession.PollingOption = [ .iso14443, // Type 2 Tag, Type 4 Tag (ISO/IEC 14443) (MIFARE) ...etc. .iso18092, // Type 3 Tag (ISO/IEC 18092, JIS X 6319-4) (FeliCa) .iso15693, // Type 5 Tag (ISO/IEC 15693) ] session = NFCTagReaderSession(pollingOption: pollingOption, delegate: self, queue: nil) session?.alertMessage = "Place the tag on a flat surface (avoid metallic surfaces) and rest you iPhone on the tag." session?.begin() } }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. ηογϣϯΛ࡞Δ /%&'ܗࣜͰ͸ͳ͍σʔλͷ৔߹ 84 import CoreNFC class MyTagReaderWriter: NSObject { var session: NFCTagReaderSession? func beginScanning() { guard NFCTagReaderSession.readingAvailable else { return } let pollingOption: NFCTagReaderSession.PollingOption = [ .iso14443, // Type 2 Tag, Type 4 Tag (ISO/IEC 14443) (MIFARE) ...etc. .iso18092, // Type 3 Tag (ISO/IEC 18092, JIS X 6319-4) (FeliCa) .iso15693, // Type 5 Tag (ISO/IEC 15693) ] session = NFCTagReaderSession(pollingOption: pollingOption, delegate: self, queue: nil) session?.alertMessage = "Place the tag on a flat surface (avoid metallic surfaces) and rest you iPhone on the tag." session?.begin() } }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. ηογϣϯΛ࡞Δ /%&'ܗࣜͰ͸ͳ͍σʔλͷ৔߹ 85 import CoreNFC class MyTagReaderWriter: NSObject { var session: NFCTagReaderSession? func beginScanning() { guard NFCTagReaderSession.readingAvailable else { return } let pollingOption: NFCTagReaderSession.PollingOption = [ .iso14443, // Type 2 Tag, Type 4 Tag (ISO/IEC 14443) (MIFARE) ...etc. .iso18092, // Type 3 Tag (ISO/IEC 18092, JIS X 6319-4) (FeliCa) .iso15693, // Type 5 Tag (ISO/IEC 15693) ] session = NFCTagReaderSession(pollingOption: pollingOption, delegate: self, queue: nil) session?.alertMessage = "Place the tag on a flat surface (avoid metallic surfaces) and rest you iPhone on the tag." session?.begin() } }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. σϦήʔτϝιουͰड͚औΔ /%&'ܗࣜͰ͸ͳ͍σʔλͷ৔߹ 86 extension MyTagReaderWriter: NFCTagReaderSessionDelegate { func tagReaderSession(_ session: NFCTagReaderSession, didDetect tags: [NFCTag]) { Task { let tag = tags.first! // ... } } // ... }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. σϦήʔτϝιουͰड͚औΔ /%&'ܗࣜͰ͸ͳ͍σʔλͷ৔߹ 87 extension MyTagReaderWriter: NFCTagReaderSessionDelegate { func tagReaderSession(_ session: NFCTagReaderSession, didDetect tags: [NFCTag]) { Task { let tag = tags.first! try await session.connect(to: tag) // ... } } // ... }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. σϦήʔτϝιουͰड͚औΔ /%&'ܗࣜͰ͸ͳ͍σʔλͷ৔߹ 88 extension MyTagReaderWriter: NFCTagReaderSessionDelegate { func tagReaderSession(_ session: NFCTagReaderSession, didDetect tags: [NFCTag]) { Task { let tag = tags.first! try await session.connect(to: tag) switch tag { case .feliCa(let feliCaTag): // Type 3 Tag (FeliCa) try await tagReader(session: session, didConnect: feliCaTag) case .iso7816(let iso7816Tag): // ISO/IEC 7816 ʹରԠͨ͠ Type 2 TagɺType 4 Tag ͳͲ try await tagReader(session: session, didConnect: iso7816Tag) case .iso15693(let iso15693Tag): // Type 5 Tag try await tagReader(session: session, didConnect: iso15693Tag) case .miFare(let miFareTag): // Type 2 TagɺType 4 Tag (MIFARE) try await tagReader(session: session, didConnect: miFareTag) } } } // ... }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. σϦήʔτϝιουͰड͚औΔ /%&'ܗࣜͰ͸ͳ͍σʔλͷ৔߹ 89 extension MyTagReaderWriter: NFCTagReaderSessionDelegate { func tagReaderSession(_ session: NFCTagReaderSession, didDetect tags: [NFCTag]) { Task { let tag = tags.first! try await session.connect(to: tag) switch tag { case .feliCa(let feliCaTag): // Type 3 Tag (FeliCa) try await tagReader(session: session, didConnect: feliCaTag) case .iso7816(let iso7816Tag): // ISO/IEC 7816 ʹରԠͨ͠ Type 2 TagɺType 4 Tag ͳͲ try await tagReader(session: session, didConnect: iso7816Tag) case .iso15693(let iso15693Tag): // Type 5 Tag try await tagReader(session: session, didConnect: iso15693Tag) case .miFare(let miFareTag): // Type 2 TagɺType 4 Tag (MIFARE) try await tagReader(session: session, didConnect: miFareTag) } } } // ... }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. 'FMJ$Bͷதͷσʔλߏ଄ ͬ͘͟Γͱͨ͠Πϝʔδ 92 'FMJ$BΤϦΞͳͲͷ֓೦Λলུ w γεςϜίʔυ αʔϏείʔυ ϒϩοΫ w γεςϜίʔυΛબ୒ʢ1PMMJOHʣ͠ɺ αʔϏεΛ༻͍ͯϒϩοΫʹΞΫηε w ϒϩοΫ͋ͨΓόΠτ w Y'$ʢγεςϜίʔυʣ w YʢαʔϏείʔυʣ w YʢϒϩοΫʣ w YʢϒϩοΫʣ w YʢαʔϏείʔυʣ w YʢϒϩοΫʣ w YʢϒϩοΫʣ w ộ

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. σϦήʔτϝιουͰड͚औΔ /%&'ܗࣜͰ͸ͳ͍σʔλͷ৔߹ 95 extension MyTagReaderWriter: NFCTagReaderSessionDelegate { func tagReaderSession(_ session: NFCTagReaderSession, didDetect tags: [NFCTag]) { Task { let tag = tags.first! try await session.connect(to: tag) switch tag { case .feliCa(let feliCaTag): // Type 3 Tag (FeliCa) try await tagReader(session: session, didConnect: feliCaTag) case .iso7816(let iso7816Tag): // ISO/IEC 7816 ʹରԠͨ͠ Type 2 TagɺType 4 Tag ͳͲ try await tagReader(session: session, didConnect: iso7816Tag) case .iso15693(let iso15693Tag): // Type 5 Tag try await tagReader(session: session, didConnect: iso15693Tag) case .miFare(let miFareTag): // Type 2 TagɺType 4 Tag (MIFARE) try await tagReader(session: session, didConnect: miFareTag) } } } // ... }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. σϦήʔτϝιουͰड͚औΔ /%&'ܗࣜͰ͸ͳ͍σʔλͷ৔߹ʢ'FMJ$Bʣ 96 extension MyTagReaderWriter { func tagReader(session: NFCTagReaderSession, didConnect feliCaTag: NFCFeliCaTag) async throws { let mode = try await feliCaTag.requestResponse() // ... session.alertMessage = "Done!" session.invalidate() } }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. σϦήʔτϝιουͰड͚औΔ /%&'ܗࣜͰ͸ͳ͍σʔλͷ৔߹ 97 extension MyTagReaderWriter: NFCTagReaderSessionDelegate { func tagReaderSession(_ session: NFCTagReaderSession, didDetect tags: [NFCTag]) { Task { let tag = tags.first! try await session.connect(to: tag) switch tag { case .feliCa(let feliCaTag): // Type 3 Tag (FeliCa) try await tagReader(session: session, didConnect: feliCaTag) case .iso7816(let iso7816Tag): // ISO/IEC 7816 ʹରԠͨ͠ Type 2 TagɺType 4 Tag ͳͲ try await tagReader(session: session, didConnect: iso7816Tag) case .iso15693(let iso15693Tag): // Type 5 Tag try await tagReader(session: session, didConnect: iso15693Tag) case .miFare(let miFareTag): // Type 2 TagɺType 4 Tag (MIFARE) try await tagReader(session: session, didConnect: miFareTag) } } } // ... }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. σϦήʔτϝιουͰड͚औΔ /%&'ܗࣜͰ͸ͳ͍σʔλͷ৔߹ 101 extension MyTagReaderWriter: NFCTagReaderSessionDelegate { func tagReaderSession(_ session: NFCTagReaderSession, didDetect tags: [NFCTag]) { Task { let tag = tags.first! try await session.connect(to: tag) switch tag { case .feliCa(let feliCaTag): // Type 3 Tag (FeliCa) try await tagReader(session: session, didConnect: feliCaTag) case .iso7816(let iso7816Tag): // ISO/IEC 7816 ʹରԠͨ͠ Type 2 TagɺType 4 Tag ͳͲ try await tagReader(session: session, didConnect: iso7816Tag) case .iso15693(let iso15693Tag): // Type 5 Tag try await tagReader(session: session, didConnect: iso15693Tag) case .miFare(let miFareTag): // Type 2 TagɺType 4 Tag (MIFARE) try await tagReader(session: session, didConnect: miFareTag) } } } // ... }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. σϦήʔτϝιουͰड͚औΔ /%&'ܗࣜͰ͸ͳ͍σʔλͷ৔߹ʢ*40ʣ 102 extension MyTagReaderWriter { func tagReader(session: NFCTagReaderSession, didConnect iso7816Tag: NFCISO7816Tag) async throws { let apdu = NFCISO7816APDU(instructionClass: 0x00, instructionCode: 0xB0, p1Parameter: 0x00, p2Parameter: 0x00, data: Data(), expectedResponseLength: 16) let (response, sw1, sw2) = try await iso7816Tag.sendCommand(apdu: apdu) // ... session.alertMessage = “Done!" session.invalidate() } }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. σϦήʔτϝιουͰड͚औΔ /%&'ܗࣜͰ͸ͳ͍σʔλͷ৔߹ 103 extension MyTagReaderWriter: NFCTagReaderSessionDelegate { func tagReaderSession(_ session: NFCTagReaderSession, didDetect tags: [NFCTag]) { Task { let tag = tags.first! try await session.connect(to: tag) switch tag { case .feliCa(let feliCaTag): // Type 3 Tag (FeliCa) try await tagReader(session: session, didConnect: feliCaTag) case .iso7816(let iso7816Tag): // ISO/IEC 7816 ʹରԠͨ͠ Type 2 TagɺType 4 Tag ͳͲ try await tagReader(session: session, didConnect: iso7816Tag) case .iso15693(let iso15693Tag): // Type 5 Tag try await tagReader(session: session, didConnect: iso15693Tag) case .miFare(let miFareTag): // Type 2 TagɺType 4 Tag (MIFARE) try await tagReader(session: session, didConnect: miFareTag) } } } // ... }

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. $PSF/'$ͷ͕ͭ͜͜Β͍ w J04ʹ͓͚ΔαʔυύʔςΟ"QQ޲͚ͷ/'$ͷ࢓༷͸ɺ"OESPJEͱൺֱ ͢Δͱେ੍͖͘ݶ͞Ε͍ͯΔ w 'FMJ$BγεςϜίʔυ΍"*%Λ͋Β͔͡Ί੩తʹࢦఆ͓ͯ͘͠ඞཁ w λάΛ͔͔ͯ͟͠ΒσϦήʔτϝιουʹ ͦͷ৘ใ͕౉ͬͯ͘Δ·Ͱʹ͕͔͔࣌ؒΔύλʔϯ͕͋Δ 107

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. $PSF/'$ͷ͕ͭ͜͜Β͍ w ґવͱͯ͠৘ใ͕গͳ͍ w ʮࣗ෼ͷ࣮૷ʯʮ$PSF/'$ʯͷͲ͕ͬͪѱ͍ͷ͔ෆ໌ͳͱ͖͕͋Δ w ݕূ༻ʹ/'$ʢ'FMJ$BʣΛੵΜͩ"OESPJE୺຤Λ͓࣋ͬͯ͘ͱָ w ΋͘͠͸8JOEPXT1$/'$ϦʔμʔϥΠλʔ w /'$ͷίϚϯυ࢓༷ࣗମ͸ͲͷϓϥοτϑΥʔϜͰ΋ڞ௨ w "OESPJEͷίʔυʢ+BWBɾ,PUMJOʣ΋ൺֱతࢀߟʹͳΔ 111

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. ͦͷଞ ࢀߟࢿྉ w $PSF/'$c"QQMF%FWFMPQFS%PDVNFOUBUJPOIUUQTEFWFMPQFSBQQMFDPNEPDVNFOUBUJPODPSFOGD w 1BTT,JU "QQMF1BZBOE8BMMFU c"QQMF%FWFMPQFS%PDVNFOUBUJPOIUUQTEFWFMPQFSBQQMFDPN EPDVNFOUBUJPOQBTTLJU w 1SPYJNJUZ3FBEFSc"QQMF%FWFMPQFS%PDVNFOUBUJPOIUUQTEFWFMPQFSBQQMFDPNEPDVNFOUBUJPO QSPYJNJUZSFBEFS w *$"0%PD.BDIJOF3FBEBCMF5SBWFM%PDVNFOUT &JHIUI&EJUJPO ɹ*OUFSOBUJPOBM$JWJM "WJBUJPO0SHBOJ[BUJPO w ӡస໔ڐূٴͼӡస໔ڐূ࡞੒γεςϜ౳࢓༷ॻʢ࢓༷ॻόʔδϣϯ൪߸ɿʣɹܯ࡯ிަ௨ہӡస໔ڐ՝ w ૯຿লి೾ར༻ϗʔϜϖʔδʛి೾؀ڥʛߴप೾ར༻ઃඋͷ֓ཁIUUQTXXXUFMFTPVNVHPKQKTZTPUIFST IJHIGSF w ιχʔגࣜձࣾ'FMJ$BΧʔυϢʔβʔζϚχϡΞϧൈਮ൛7FSTJPO 114

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Copyright © 2022 treastrain / Tanaka RyogaɹAll rights reserved. ͦͷଞ ໔੹ࣄ߲ w ຊτʔΫͷ಺༰ɾεϥΠυʹهࡌ͞Ε͍ͯΔࣄ߲͸ɺҰൠʹެ։͞Ε͍ͯΔ΋ͷͱɺͦΕΒΛ༻͍ͯ։ൃΛ ߦͬͨൃදऀͷ஌ݟʹج͍ͮͨ΋ͷͰ͢ɻ w ຊτʔΫͷ಺༰ɾεϥΠυʹهࡌ͞Ε͍ͯΔࣄ߲͸ɺ؆ུԽͷͨΊʹҰ෦ٕज़తʹਖ਼֬Ͱ͸ͳ͍දݱΛؚΜ Ͱ͍Δ৔߹͕͋Γ·͢ɻ w ຊτʔΫͷ಺༰ɾεϥΠυʹهࡌ͞Ε͍ͯΔࣄ߲͸ɺকདྷʹΘͨͬͯ಺༰Λอূ͢Δ΋ͷͰ͸͋Γ·ͤΜɻ w ຊτʔΫͷ಺༰ɾεϥΠυʹهࡌ͞Ε͍ͯΔձ໊ࣾɺ੡඼໊౳͸Ұൠʹ֤ࣾͷ঎ඪ·ͨ͸ొ࿥঎ඪͰ͢ɻ w ຊτʔΫͷ಺༰ɾεϥΠυʹهࡌ͞Ε͍ͯΔࣄ߲͸ɺຊτʔΫதʹڍ͛ΒΕͨձࣾɾஂମ౳͕ޙԉɾࢧԉ౳͠ ͍ͯΔ΋ͷ͸ແ͘ɺൃදऀ΋ؚΊͦΕΒͱ͸Ұ੾ؔ܎͕͋Γ·ͤΜɻ w ຊτʔΫͷ಺༰ɾεϥΠυΛࢀর͢Δ͜ͱʹΑͬͯੜͨ͡ଛ֐౳ʹ͍ͭͯɺൃදऀ͸Ұ੾ͷ੹೚Λෛ͍·ͤ Μɻ 115

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