Some drafts around user info support

Package.swift

@@ -14,24 +14,26 @@ import PackageDescription
 let package = Package(
     name: "SpeziNetworking",
     platforms: [
-        .iOS(.v16),
-        .watchOS(.v9),
+        .iOS(.v17),
+        .watchOS(.v10),
         .visionOS(.v1),
-        .macOS(.v13),
-        .tvOS(.v16)
+        .macOS(.v14),
+        .tvOS(.v17)
     ],
     products: [
         .library(name: "ByteCoding", targets: ["ByteCoding"]),
         .library(name: "XCTByteCoding", targets: ["XCTByteCoding"]),
         .library(name: "SpeziNumerics", targets: ["SpeziNumerics"])
     ],
     dependencies: [
-        .package(url: "https://github.com/apple/swift-nio.git", from: "2.59.0")
+        .package(url: "https://github.com/apple/swift-nio.git", from: "2.59.0"),
+        .package(url: "[email protected]:StanfordSpezi/SpeziFoundation.git", from: "1.0.4")
     ],
     targets: [
         .target(
             name: "ByteCoding",
             dependencies: [
+                .product(name: "SpeziFoundation", package: "SpeziFoundation"),
                 .product(name: "NIO", package: "swift-nio"),
                 .product(name: "NIOFoundationCompat", package: "swift-nio")
             ]

README.md

@@ -15,6 +15,7 @@ SPDX-License-Identifier: MIT
 [![DOI](https://zenodo.org/badge/811321013.svg)](https://zenodo.org/doi/10.5281/zenodo.11508061)
 [![](https://img.shields.io/endpoint?url=https%3A%2F%2Fswiftpackageindex.com%2Fapi%2Fpackages%2FStanfordSpezi%2FSpeziNetworking%2Fbadge%3Ftype%3Dswift-versions)](https://swiftpackageindex.com/StanfordSpezi/SpeziNetworking)
 [![](https://img.shields.io/endpoint?url=https%3A%2F%2Fswiftpackageindex.com%2Fapi%2Fpackages%2FStanfordSpezi%2FSpeziNetworking%2Fbadge%3Ftype%3Dplatforms)](https://swiftpackageindex.com/StanfordSpezi/SpeziNetworking)
+
 A collection of networking-related infrastructure to support Spezi applications.
 
 ## Overview

Sources/ByteCoding/ByteCodingUserInfo/ByteCodingUserInfo.swift

@@ -0,0 +1,43 @@
+//
+// This source file is part of the Stanford Spezi open-source project
+//
+// SPDX-FileCopyrightText: 2024 Stanford University and the project authors (see CONTRIBUTORS.md)
+//
+// SPDX-License-Identifier: MIT
+//
+
+import SpeziFoundation
+
+
+// TODO: docs, hidden?
+public struct ByteCodingUserInfoAnchor: RepositoryAnchor {}
+
+
+public typealias ByteCodingUserInfo = ValueRepository<ByteCodingUserInfoAnchor>
+
+/*
+ TODO: custom type?
+public struct ByteCodingUserInfo: SharedRepository {
+    public typealias Anchor = ByteCodingUserInfoAnchor
+
+
+    fileprivate init() {}
+
+
+    public func get<Source>(_ source: Source.Type) -> Source.Value? where Source : SpeziFoundation.KnowledgeSource, ByteCodingUserInfoAnchor == Source.Anchor {
+        <#code#>
+    }
+
+    public mutating func set<Source>(_ source: Source.Type, value newValue: Source.Value?) where Source : SpeziFoundation.KnowledgeSource, ByteCodingUserInfoAnchor == Source.Anchor {
+        <#code#>
+    }
+
+    public func collect<Value>(allOf type: Value.Type) -> [Value] {
+        <#code#>
+    }
+}
+
+
+extension ByteCodingUserInfo {
+    @TaskLocal public var userInfo = ByteCodingUserInfo()
+}*/

Sources/ByteCoding/ByteCodingUserInfo/ByteCodingUserInfoKey.swift

@@ -0,0 +1,12 @@
+//
+// This source file is part of the Stanford Spezi open-source project
+//
+// SPDX-FileCopyrightText: 2024 Stanford University and the project authors (see CONTRIBUTORS.md)
+//
+// SPDX-License-Identifier: MIT
+//
+
+import SpeziFoundation
+
+
+public protocol ByteCodingUserInfoKey: KnowledgeSource<ByteCodingUserInfoAnchor> {}

Sources/ByteCoding/ByteCodingUserInfo/PrimitiveByteCodableEndiannessKey.swift

@@ -0,0 +1,31 @@
+//
+// This source file is part of the Stanford Spezi open-source project
+//
+// SPDX-FileCopyrightText: 2024 Stanford University and the project authors (see CONTRIBUTORS.md)
+//
+// SPDX-License-Identifier: MIT
+//
+
+import SpeziFoundation
+import NIOCore
+
+
+private struct PrimitiveByteCodableEndiannessKey: ByteCodingUserInfoKey, DefaultProvidingKnowledgeSource {
+    typealias Value = Endianness
+
+    static let defaultValue: Endianness = .little
+}
+
+
+extension ByteCodingUserInfo {
+    // TODO: @TaskLocal public var byteCodingUserInfo: ByteCodingUserInfo
+
+    public var defaultEndianness: Endianness {
+        get {
+            self[PrimitiveByteCodableEndiannessKey.self]
+        }
+        set {
+            self[PrimitiveByteCodableEndiannessKey.self] = newValue
+        }
+    }
+}