WIP: dotnet-sourcelink tool

SourceLink.sln

@@ -68,8 +68,11 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.SourceLink.Gitea"
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.SourceLink.Gitea.UnitTests", "src\SourceLink.Gitea.UnitTests\Microsoft.SourceLink.Gitea.UnitTests.csproj", "{04C95AC8-E3A4-4A2B-94E6-4C62E910FD8A}"
 EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "dotnet-sourcelink", "src\dotnet-sourcelink\dotnet-sourcelink.csproj", "{4376B613-CD5B-4274-9071-30989769B0B2}"
+EndProject
 Global
 	GlobalSection(SharedMSBuildProjectFiles) = preSolution
+		src\SourceLink.Tools\Microsoft.SourceLink.Tools.projitems*{4376b613-cd5b-4274-9071-30989769b0b2}*SharedItemsImports = 5
 		src\SourceLink.Tools\Microsoft.SourceLink.Tools.projitems*{5df76cc2-5f0e-45a6-ad56-6bbbccbc1a78}*SharedItemsImports = 13
 		src\SourceLink.Tools\Microsoft.SourceLink.Tools.projitems*{99d113a9-24ec-471d-9f74-d2ac2f16220b}*SharedItemsImports = 5
 	EndGlobalSection
@@ -178,6 +181,10 @@ Global
 		{04C95AC8-E3A4-4A2B-94E6-4C62E910FD8A}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{04C95AC8-E3A4-4A2B-94E6-4C62E910FD8A}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{04C95AC8-E3A4-4A2B-94E6-4C62E910FD8A}.Release|Any CPU.Build.0 = Release|Any CPU
+		{4376B613-CD5B-4274-9071-30989769B0B2}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{4376B613-CD5B-4274-9071-30989769B0B2}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{4376B613-CD5B-4274-9071-30989769B0B2}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{4376B613-CD5B-4274-9071-30989769B0B2}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

eng/Versions.props

@@ -15,6 +15,9 @@
     <MicrosoftDotNetPlatformAbstractionsVersion>3.1.6</MicrosoftDotNetPlatformAbstractionsVersion>
     <NuGetVersioningVersion>5.7.0</NuGetVersioningVersion>
     <NuGetPackagingVersion>5.7.0</NuGetPackagingVersion>
+    <SystemCommandLineVersion>2.0.0-beta1.20371.2</SystemCommandLineVersion>
+    <SystemCommandLineRenderingVersion>0.3.0-alpha.20371.2</SystemCommandLineRenderingVersion>
+    <SystemReflectionMetadataVersion>1.8.1</SystemReflectionMetadataVersion>
     <SystemValueTupleVersion>4.5.0</SystemValueTupleVersion>
     <SystemTextJsonVersion>4.7.2</SystemTextJsonVersion>
     <!-- libgit2 used for integration tests -->

src/dotnet-sourcelink/AuthenticationHeaderProvider.cs

@@ -0,0 +1,30 @@
+// Copyright (c) Microsoft.  All Rights Reserved.  Licensed under the Apache License, Version 2.0.  See License.txt in the project root for license information.
+
+using System;
+using System.Net.Http.Headers;
+using System.Text;
+
+namespace Microsoft.SourceLink.Tools
+{
+    internal interface IAuthenticationHeaderValueProvider
+    {
+        AuthenticationHeaderValue GetValue();
+    }
+
+    internal sealed class BasicAuthenticationHeaderValueProvider : IAuthenticationHeaderValueProvider
+    {
+        private readonly string _username;
+        private readonly string _password;
+        private readonly Encoding _encoding;
+
+        public BasicAuthenticationHeaderValueProvider(string username, string password, Encoding encoding)
+        {
+            _username = username;
+            _password = password;
+            _encoding = encoding;
+        }
+
+        public AuthenticationHeaderValue GetValue()
+            => new("Basic", Convert.ToBase64String(_encoding.GetBytes($"{_username}:{_password}")));
+    }
+}

src/dotnet-sourcelink/HashAlgorithmGuids.cs

@@ -0,0 +1,25 @@
+// Copyright (c) Microsoft.  All Rights Reserved.  Licensed under the Apache License, Version 2.0.  See License.txt in the project root for license information.
+
+using System;
+using System.Security.Cryptography;
+
+namespace Microsoft.SourceLink.Tools
+{
+    internal static class HashAlgorithmGuids
+    {
+        public static readonly Guid MD5 = new Guid("406ea660-64cf-4c82-b6f0-42d48172a799");
+        public static readonly Guid Sha1 = new("ff1816ec-aa5e-4d10-87f7-6f4963833460");
+        public static readonly Guid Sha256 = new("8829d00f-11b8-4213-878b-770e8597ac16");
+
+        public static HashAlgorithmName? TryGetName(Guid guid)
+        {
+            if (guid == MD5) return new HashAlgorithmName("MD5");
+            if (guid == Sha1) return new HashAlgorithmName("SHA1");
+            if (guid == Sha256) return new HashAlgorithmName("SHA256");
+            return null;
+        }
+
+        public static HashAlgorithmName GetName(Guid guid)
+            => TryGetName(guid) ?? throw new CryptographicException("unknown HashAlgorithm " + guid);
+    }
+}

src/dotnet-sourcelink/LanguageGuids.cs

@@ -0,0 +1,21 @@
+// Copyright (c) Microsoft.  All Rights Reserved.  Licensed under the Apache License, Version 2.0.  See License.txt in the project root for license information.
+
+using System;
+
+namespace Microsoft.SourceLink.Tools
+{
+    internal static class LanguageGuids
+    {
+        public static readonly Guid CSharp = new("3f5162f8-07c6-11d3-9053-00c04fa302a1");
+        public static readonly Guid FSharp = new("ab4f38c9-b6e6-43ba-be3b-58080b2ccce3");
+        public static readonly Guid VisualBasic = new("3a12d0b8-c26c-11d0-b442-00a0244a1dd2");
+
+        public static string GetName(Guid guid)
+        {
+            if (guid == CSharp) return "C#";
+            if (guid == FSharp) return "F#";
+            if (guid == VisualBasic) return "VB";
+            return guid.ToString();
+        }
+    }
+}