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.github/README.adoc

@@ -26,13 +26,13 @@ This document describes the functionalitiy and structure of OpenHealthCardKit.
 Generated API docs are available at https://gematik.github.io/ref-OpenHealthCardKit.
 == Getting Started
 
-OpenHealthCardKit requires Swift 5.1.
+OpenHealthCardKit requires Swift 5.6.
 
 === Setup for integration
 
 - **Swift Package Manager:** Put this in your `Package.swift`:
 
-    `.package(url: "https://github.com/gematik/ref-OpenHealthCardKit", from: "5.3.0"),`
+    `.package(url: "https://github.com/gematik/ref-OpenHealthCardKit", from: "5.6.0"),`
 
 - **Carthage:** Put this in your `Cartfile`:
 
@@ -116,29 +116,30 @@ let eSign = EgkFileSystem.DF.ESIGN
 let selectEsignCommand = HealthCardCommand.Select.selectFile(with: eSign.aid)
 ----
 
-===== Setting an execution target
+===== Command execution
 
 We execute the created command `CardType` instance which has been typically provided by a `CardReaderType`.
 
 In the next example we use a `HealthCard` object representing an eGK (elektronische Gesundheitskarte)
-as one kind of a `HealthCardType` implementing the `CardType` protocol.
-
+as one kind of a `HealthCardType` implementing the `CardType` protocol and then send the command to the card (or card's channel):
 [source,swift]
 ----
-// initialize your CardReaderType instance
-let cardReader: CardReaderType = CardSimulationTerminalTestCase.reader
-let card = try cardReader.connect([:])!
-let healthCardStatus = HealthCardStatus.valid(cardType: .egk(generation: .g2))
-let eGk = try HealthCard(card: card, status: healthCardStatus)
-let publisher: AnyPublisher<HealthCardResponseType, Error> = selectEsignCommand.publisher(for: eGk)
+let healthCardResponse = try await selectEsignCommand.transmit(to: Self.healthCard)
+guard healthCardResponse.responseStatus == ResponseStatus.success else {
+    throw HealthCard.Error.operational // TO-DO: handle this or throw a meaningful Error
+}
 ----
 
+
+*Following paragraphs describe the deprecated way of executung commands via the _Combine_ inteface:*
+
 A created command can be lifted to the Combine framework with `publisher(for:writetimeout:readtimeout)`.
 The result of the command execution can be validated against an expected `ResponseStatus`,
 e.g. +SUCCESS+ (+0x9000+).
 
 [source,swift]
 ----
+let publisher: AnyPublisher<HealthCardResponseType, Error> = selectEsignCommand.publisher(for: eGk)
 let checkResponse = publisher.tryMap { healthCardResponse -> HealthCardResponseType in
     guard healthCardResponse.responseStatus == ResponseStatus.success else {
         throw HealthCard.Error.operational // throw a meaningful Error
@@ -219,17 +220,11 @@ Take the necessary preparatory steps for signing a challenge on the Health Card,
 
 [source,swift]
 ----
-expect {
-    let challenge = Data([0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8])
-    let format2Pin = try Format2Pin(pincode: "123456")
-    return try Self.healthCard.verify(pin: format2Pin, type: EgkFileSystem.Pin.mrpinHome)
-        .flatMap { _ in
-            Self.healthCard.sign(data: challenge)
-        }
-        .eraseToAnyPublisher()
-        .test()
-        .responseStatus
-} == ResponseStatus.success
+let challenge = Data([0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8])
+let format2Pin = try Format2Pin(pincode: "123456")
+_ = try await Self.healthCard.verify(pin: format2Pin, type: EgkFileSystem.Pin.mrpinHome)
+let signResponse = try await Self.healthCard.sign(data: challenge)
+expect(signResponse.responseStatus) == ResponseStatus.success
 ----
 
 
@@ -238,7 +233,7 @@ steps for establishing a secure channel with the Health Card and expose only a s
 
 [source,swift]
 ----
-try KeyAgreement.Algorithm.idPaceEcdhGmAesCbcCmac128.negotiateSessionKey(
+let secureMessaging = try await KeyAgreement.Algorithm.idPaceEcdhGmAesCbcCmac128.negotiateSessionKey(
     card: CardSimulationTerminalTestCase.healthCard,
     can: can,
     writeTimeout: 0,
@@ -253,6 +248,68 @@ for more already implemented use cases.
 
 A `CardReaderProvider` implementation that handles the
 communication with the Apple iPhone NFC interface.
+
+==== NFCCardReaderSession
+
+For convience, the `NFCCardReaderSession` combines the usage of the NFC inteface with the `HealthCardAccess/HealthCardControl` layers.
+
+The initializer takes some NFC-Display messages, the CAN (card access number) and a closure with a `NFCHealthCardSessionHandle` to send/receive commands/responses to/from the NFC HealthCard and to update the user's interface message to.
+
+[source,swift]
+----
+guard let nfcHealthCardSession = NFCHealthCardSession(messages: messages, can: can, operation: { session in
+    session.updateAlert(message: NSLocalizedString("nfc_txt_msg_verify_pin", comment: ""))
+    let verifyPinResponse = try await session.card.verifyAsync(
+        pin: format2Pin,
+        type: EgkFileSystem.Pin.mrpinHome
+    )
+    if case let VerifyPinResponse.wrongSecretWarning(retryCount: count) = verifyPinResponse {
+        throw NFCLoginController.Error.wrongPin(retryCount: count)
+    } else if case VerifyPinResponse.passwordBlocked = verifyPinResponse {
+        throw NFCLoginController.Error.passwordBlocked
+    } else if VerifyPinResponse.success != verifyPinResponse {
+        throw NFCLoginController.Error.verifyPinResponse
+    }
+
+    session.updateAlert(message: NSLocalizedString("nfc_txt_msg_signing", comment: ""))
+    let outcome = try await session.card.sign(
+        payload: "ABC".data(using: .utf8)!, // swiftlint:disable:this force_unwrapping
+        checkAlgorithm: checkBrainpoolAlgorithm
+    )
+
+    session.updateAlert(message: NSLocalizedString("nfc_txt_msg_success", comment: ""))
+    return outcome
+})
+else {
+    // handle the case the Session could not be initialized
+----
+
+Execute the operation on the NFC HealthCard. The secure channel (PACE) is established initially before executing the operation.
+
+[source,swift]
+----
+signedData = try await nfcHealthCardSession.executeOperation()
+----
+
+The thrown error will be of type `NFCHealthCardSessionError`.
+The `NFCHealthCardSession` also gives you an endpoint to invalidate the underlying `TagReaderSession`.
+
+[source,swift]
+----
+} catch NFCHealthCardSessionError.coreNFC(.userCanceled) {
+    // error type is always `NFCHealthCardSessionError`
+    // here we especially handle when the user canceled the session
+    Task { @MainActor in self.pState = .idle } // Do some view-property update
+    // Calling .invalidateSession() is not strictly necessary
+    //  since nfcHealthCardSession does it while it's de-initializing.
+    nfcHealthCardSession.invalidateSession(with: nil)
+    return
+} catch {
+    Task { @MainActor in self.pState = .error(error) }
+    nfcHealthCardSession.invalidateSession(with: error.localizedDescription)
+    return
+}
+----
 [#NFCDemo]
 === NFCDemo
 

.gitignore

@@ -1,5 +1,5 @@
 .DS_Store
-/.build
+/.build 
 /Packages
 .vscode
 .swiftpm

IntegrationTests/HealthCardAccess/PublisherIntegrationTest.swift

@@ -54,31 +54,43 @@ final class PublisherIntegrationTest: CardSimulationTerminalTestCase {
         } == ResponseStatus.endOfFileWarning
     }
 
-    // swiftlint:disable force_unwrapping
-    func codeForUserManual() {
+    func testCodeForUserManual() async throws {
         // tag::createCommand[]
         let eSign = EgkFileSystem.DF.ESIGN
         let selectEsignCommand = HealthCardCommand.Select.selectFile(with: eSign.aid)
         // end::createCommand[]
 
+        // tag::evaluateResponseStatus[]
+        let healthCardResponse = try await selectEsignCommand.transmitAsync(to: Self.healthCard)
+        guard healthCardResponse.responseStatus == ResponseStatus.success else {
+            throw HealthCard.Error.operational // TO-DO: handle this or throw a meaningful Error
+        }
+        // end::evaluateResponseStatus[]
+
+        // expect that no error has been thrown
+    }
+
+    // swiftlint:disable force_unwrapping
+    func codeForUserManual_publisher() {
+        let eSign = EgkFileSystem.DF.ESIGN
+        let selectEsignCommand = HealthCardCommand.Select.selectFile(with: eSign.aid)
+
         expect {
-            // tag::setExecutionTarget[]
             // initialize your CardReaderType instance
             let cardReader: CardReaderType = CardSimulationTerminalTestCase.reader
             let card = try cardReader.connect([:])!
             let healthCardStatus = HealthCardStatus.valid(cardType: .egk(generation: .g2))
             let eGk = try HealthCard(card: card, status: healthCardStatus)
-            let publisher: AnyPublisher<HealthCardResponseType, Error> = selectEsignCommand.publisher(for: eGk)
-            // end::setExecutionTarget[]
 
-            // tag::evaluateResponseStatus[]
+            // tag::evaluateResponseStatus_publisher[]
+            let publisher: AnyPublisher<HealthCardResponseType, Error> = selectEsignCommand.publisher(for: eGk)
             let checkResponse = publisher.tryMap { healthCardResponse -> HealthCardResponseType in
                 guard healthCardResponse.responseStatus == ResponseStatus.success else {
                     throw HealthCard.Error.operational // throw a meaningful Error
                 }
                 return healthCardResponse
             }
-            // end::evaluateResponseStatus[]
+            // end::evaluateResponseStatus_publisher[]
 
             // tag::createCommandSequence[]
             let readCertificate = checkResponse

IntegrationTests/HealthCardControl/AuthenticateChallengeE256Test.swift

@@ -48,7 +48,7 @@ final class AuthenticateChallengeE256Test: CardSimulationTerminalTestCase {
         let challenge = "1234567890".data(using: .utf8)!
         _ = try await Self.healthCard
             .verify(pin: "123456", type: .mrpinHome)
-        let authenticatedResult = try await Self.healthCard.authenticate(challenge: challenge)
+        let authenticatedResult = try await Self.healthCard.authenticateAsync(challenge: challenge)
 
         expect(authenticatedResult.certificate.signatureAlgorithm) == .ecdsaSha256
         expect(authenticatedResult.certificate.certificate.count) == 885

IntegrationTests/HealthCardControl/AuthenticateChallengeR2048Test.swift

@@ -42,7 +42,7 @@ final class AuthenticateChallengeR2048Test: CardSimulationTerminalTestCase {
         let challenge = "1234567890".data(using: .utf8)!
         _ = try await Self.healthCard
             .verify(pin: "123456", type: .mrpinHome)
-        let authenticatedResult = try await Self.healthCard.authenticate(challenge: challenge)
+        let authenticatedResult = try await Self.healthCard.authenticateAsync(challenge: challenge)
 
         expect(authenticatedResult.certificate.signatureAlgorithm) == .sha256RsaMgf1
         expect(authenticatedResult.certificate.certificate.count) == 1242

IntegrationTests/HealthCardControl/CardChannelTypeExtVersionIntegrationTest.swift

@@ -35,7 +35,7 @@ final class CardChannelTypeExtVersionIntegrationTest: CardSimulationTerminalTest
     }
 
     func testReadCardTypeFromVersion() async throws {
-        let cardType = try await Self.healthCard.currentCardChannel.readCardType()
+        let cardType = try await Self.healthCard.currentCardChannel.readCardTypeAsync()
         expect(cardType) == HealthCardPropertyType.egk(generation: .g2_1)
     }
 
@@ -51,8 +51,8 @@ final class CardChannelTypeExtVersionIntegrationTest: CardSimulationTerminalTest
     }
 
     func testDetermineCardAidThenReadCardTypeFromVersion() async throws {
-        let cardAid = try await Self.healthCard.currentCardChannel.determineCardAid()
-        let cardType = try await Self.healthCard.currentCardChannel.readCardType(cardAid: cardAid)
+        let cardAid = try await Self.healthCard.currentCardChannel.determineCardAidAsync()
+        let cardType = try await Self.healthCard.currentCardChannel.readCardTypeAsync(cardAid: cardAid)
         expect(cardType) == HealthCardPropertyType.egk(generation: .g2_1)
     }
 
@@ -66,7 +66,7 @@ final class CardChannelTypeExtVersionIntegrationTest: CardSimulationTerminalTest
 
     func testReadCardTypeFromVersionWithKnownCardAid() async throws {
         let cardAid = CardAid.egk
-        let cardType = try await Self.healthCard.currentCardChannel.readCardType(cardAid: cardAid)
+        let cardType = try await Self.healthCard.currentCardChannel.readCardTypeAsync(cardAid: cardAid)
         expect(cardType) == HealthCardPropertyType.egk(generation: .g2_1)
     }
 }

IntegrationTests/HealthCardControl/DetermineCardAidIntegrationTest.swift

@@ -33,7 +33,7 @@ final class DetermineCardAidIntegrationTest: CardSimulationTerminalTestCase {
     }
 
     func testDetermineCardAid() async throws {
-        let result = try await Self.healthCard.currentCardChannel.determineCardAid()
+        let result = try await Self.healthCard.currentCardChannel.determineCardAidAsync()
         expect(result) == CardAid.egk
     }
 }

IntegrationTests/HealthCardControl/HealthCardTypeExtESIGNIntegrationTest.swift

@@ -49,7 +49,7 @@ final class HealthCardTypeExtESIGNIntegrationTest: CardSimulationTerminalTestCas
         let challenge = Data([0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8])
         let format2Pin = try Format2Pin(pincode: "123456")
         _ = try await Self.healthCard.verify(pin: format2Pin, type: EgkFileSystem.Pin.mrpinHome)
-        let signResponse = try await Self.healthCard.sign(data: challenge)
+        let signResponse = try await Self.healthCard.signAsync(data: challenge)
         expect(signResponse.responseStatus) == ResponseStatus.success
         // end::signChallenge[]
     }

IntegrationTests/HealthCardControl/HealthCardTypeExtEfCardAccessIntTest.swift

@@ -32,7 +32,7 @@ final class HealthCardTypeExtEfCardAccessIntTest: CardSimulationTerminalTestCase
     }
 
     func testReadEfCardAccess() async throws {
-        let algorithm = try await Self.healthCard.currentCardChannel.readKeyAgreementAlgorithm(
+        let algorithm = try await Self.healthCard.currentCardChannel.readKeyAgreementAlgorithmAsync(
             writeTimeout: 30,
             readTimeout: 30
         )

IntegrationTests/HealthCardControl/HealthCardTypeExtResetRetryCounterIntegrationTest.swift

@@ -71,7 +71,7 @@ final class HealthCardTypeExtResetRetryCounterIntegrationTest: CardSimulationTer
         let puk = "12345678" as Format2Pin
         let newPin = "654321" as Format2Pin
 
-        let response = try await Self.healthCard.resetRetryCounterAndSetNewPin(
+        let response = try await Self.healthCard.resetRetryCounterAndSetNewPinAsync(
             puk: puk,
             newPin: newPin,
             type: EgkFileSystem.Pin.mrpinHome,
@@ -99,7 +99,7 @@ final class HealthCardTypeExtResetRetryCounterIntegrationTest: CardSimulationTer
         let puk = "12345678" as Format2Pin
         let tooLongNewPin = "654112341234" as Format2Pin
 
-        let response = try await Self.healthCard.resetRetryCounterAndSetNewPin(
+        let response = try await Self.healthCard.resetRetryCounterAndSetNewPinAsync(
             puk: puk,
             newPin: tooLongNewPin,
             type: EgkFileSystem.Pin.mrpinHome,

IntegrationTests/HealthCardControl/HealthCardTypeExtResetRetryCounterIntegrationTestContCont.swift

@@ -37,15 +37,15 @@ final class HealthCardTypeExtResetRetryCounterIntegrationTestContCont: CardSimul
         // With setting a new PIN
         var response: ResetRetryCounterResponse
 
-        response = try await Self.healthCard.resetRetryCounterAndSetNewPin(
+        response = try await Self.healthCard.resetRetryCounterAndSetNewPinAsync(
             puk: wrongPuk,
             newPin: newPin,
             type: EgkFileSystem.Pin.mrpinHome,
             dfSpecific: false
         )
         expect(response) == ResetRetryCounterResponse.wrongSecretWarning(retryCount: 9)
 
-        response = try await Self.healthCard.resetRetryCounterAndSetNewPin(
+        response = try await Self.healthCard.resetRetryCounterAndSetNewPinAsync(
             puk: wrongPuk,
             newPin: newPin,
             type: EgkFileSystem.Pin.mrpinHome,

IntegrationTests/HealthCardControl/HealthCardTypeExtVerifyPinTest.swift

@@ -40,7 +40,7 @@ final class HealthCardTypeExtVerifyPinTest: CardSimulationTerminalTestCase {
     func testVerifyMrPinHomeEgk21() async throws {
         let pinCode = "123456"
         let format2Pin = try Format2Pin(pincode: pinCode)
-        let response = try await Self.healthCard.verify(pin: format2Pin, type: EgkFileSystem.Pin.mrpinHome)
+        let response = try await Self.healthCard.verifyAsync(pin: format2Pin, type: EgkFileSystem.Pin.mrpinHome)
         expect(response) == VerifyPinResponse.success
     }
 
@@ -56,7 +56,7 @@ final class HealthCardTypeExtVerifyPinTest: CardSimulationTerminalTestCase {
     func testVerifyMrPinHomeEgk21_WarningRetryCounter() async throws {
         let pinCode = "654321"
         let format2Pin = try Format2Pin(pincode: pinCode)
-        let response = try await Self.healthCard.verify(pin: format2Pin, type: EgkFileSystem.Pin.mrpinHome)
+        let response = try await Self.healthCard.verifyAsync(pin: format2Pin, type: EgkFileSystem.Pin.mrpinHome)
         // Note: The retry counter is not reset after each test case. Therefore, the retry counter is 1 here.
         expect(response) == VerifyPinResponse.wrongSecretWarning(retryCount: 1)
     }

IntegrationTests/HealthCardControl/OpenSecureSessionIntegrationTest.swift

@@ -41,7 +41,7 @@ final class OpenSecureSessionIntegrationTest: CardSimulationTerminalTestCase {
     func testOpenSecureSession() async throws {
         let can = try! CAN.from(Data("123123".utf8)) // swiftlint:disable:this force_try
 
-        let secureHealthCard = try await Self.card.openSecureSession(can: can, writeTimeout: 0, readTimeout: 0)
+        let secureHealthCard = try await Self.card.openSecureSessionAsync(can: can, writeTimeout: 0, readTimeout: 0)
         expect(secureHealthCard.status.type) == .egk(generation: .g2)
     }
 }

IntegrationTests/HealthCardControl/ReadAutCertificateE256Test.swift

@@ -53,7 +53,7 @@ final class ReadAutCertificateE256Test: CardSimulationTerminalTestCase {
 
     func testReadAutCertificateE256() async throws {
         var autCertificateResponse: AutCertificateResponse?
-        autCertificateResponse = try await Self.healthCard.readAutCertificate()
+        autCertificateResponse = try await Self.healthCard.readAutCertificateAsync()
 
         expect(autCertificateResponse?.info) == .efAutE256
         expect(autCertificateResponse?.certificate) == expectedCertificate

IntegrationTests/HealthCardControl/ReadAutCertificateR2048Test.swift

@@ -50,7 +50,7 @@ final class ReadAutCertificateR2048Test: CardSimulationTerminalTestCase {
     func testReadAutCertificate2048() async throws {
         var autCertificateResponse: AutCertificateResponse?
         autCertificateResponse = try await CardSimulationTerminalTestCase.healthCard
-            .readAutCertificate()
+            .readAutCertificateAsync()
         expect(autCertificateResponse?.info) == .efAutR2048
         expect(autCertificateResponse?.certificate) == expectedCertificate
     }