Added a typed initializer to AuthenticatorData

Author: dimitribouniol

Sources/WebAuthn/Ceremonies/Shared/AuthenticatorData.swift

@@ -25,6 +25,23 @@ public struct AuthenticatorData: Equatable, Sendable {
     /// For attestation signatures this value will be set. For assertion signatures not.
     let attestedData: AttestedCredentialData?
     let extData: [UInt8]?
+
+    init(
+        relyingPartyIDHash: SHA256Digest,
+        flags: AuthenticatorFlags,
+        counter: UInt32,
+        attestedData: AttestedCredentialData? = nil,
+        extData: [UInt8]? = nil
+    ) {
+        self.relyingPartyIDHash = Array(relyingPartyIDHash)
+        var flags = flags
+        flags.attestedCredentialData = attestedData != nil
+        flags.extensionDataIncluded = extData != nil
+        self.flags = flags
+        self.counter = counter
+        self.attestedData = attestedData
+        self.extData = extData
+    }
 }
 
 extension AuthenticatorData {

Sources/WebAuthn/Ceremonies/Shared/AuthenticatorFlags.swift

@@ -33,12 +33,12 @@ public struct AuthenticatorFlags: Equatable, Sendable {
         case extensionDataIncluded = 7
     }
 
-    let userPresent: Bool
-    let userVerified: Bool
-    let isBackupEligible: Bool
-    let isCurrentlyBackedUp: Bool
-    let attestedCredentialData: Bool
-    let extensionDataIncluded: Bool
+    var userPresent: Bool
+    var userVerified: Bool
+    var isBackupEligible: Bool
+    var isCurrentlyBackedUp: Bool
+    var attestedCredentialData: Bool
+    var extensionDataIncluded: Bool
 
     var deviceType: VerifiedAuthentication.CredentialDeviceType {
         isBackupEligible ? .multiDevice : .singleDevice