Add support for .NET 8.0

appveyor.yml

@@ -12,20 +12,20 @@ for:
       - image: Ubuntu2204
 
   install:
-    - sh: sudo apt-get update && sudo apt-get install -y dotnet-sdk-7.0=7.0.403-1
+    - sh: sudo apt-get update && sudo apt-get install -y dotnet-sdk-8.0=8.0.100-1
 
   before_build:
     - sh: mkdir artifacts -p
 
   build_script:
     - echo build
-    - dotnet build Renci.SshNet.sln -c Debug -f net7.0
+    - dotnet build Renci.SshNet.sln -c Debug -f net8.0
 
   test_script:
     - sh: echo "Run unit tests"
-    - sh: dotnet test -f net7.0 -c Debug --no-restore --no-build --results-directory artifacts --logger Appveyor --logger "console;verbosity=normal" --logger "liquid.md;LogFileName=linux_unit_test_net_7_report.md" -p:CollectCoverage=true -p:CoverletOutputFormat=cobertura -p:CoverletOutput=../../artifacts/linux_unit_test_net_7_coverage.xml test/Renci.SshNet.Tests/Renci.SshNet.Tests.csproj
+    - sh: dotnet test -f net8.0 -c Debug --no-restore --no-build --results-directory artifacts --logger Appveyor --logger "console;verbosity=normal" --logger "liquid.md;LogFileName=linux_unit_test_net_8_report.md" -p:CollectCoverage=true -p:CoverletOutputFormat=cobertura -p:CoverletOutput=../../artifacts/linux_unit_test_net_8_coverage.xml test/Renci.SshNet.Tests/Renci.SshNet.Tests.csproj
     - sh: echo "Run integration tests"
-    - sh: dotnet test -c Debug --no-restore --no-build --results-directory artifacts --logger Appveyor --logger "console;verbosity=normal" --logger "liquid.md;LogFileName=linux_integration_test_net_7_report.md" -p:CollectCoverage=true -p:CoverletOutputFormat=cobertura -p:CoverletOutput=../../artifacts/linux_integration_test_net_7_coverage.xml test/Renci.SshNet.IntegrationTests/Renci.SshNet.IntegrationTests.csproj
+    - sh: dotnet test -c Debug --no-restore --no-build --results-directory artifacts --logger Appveyor --logger "console;verbosity=normal" --logger "liquid.md;LogFileName=linux_integration_test_net_8_report.md" -p:CollectCoverage=true -p:CoverletOutputFormat=cobertura -p:CoverletOutput=../../artifacts/linux_integration_test_net_8_coverage.xml test/Renci.SshNet.IntegrationTests/Renci.SshNet.IntegrationTests.csproj
 
 #  on_failure:
 #    - sh: appveyor PushArtifact artifacts/tcpdump.pcap
@@ -36,7 +36,7 @@ for:
       - image: Visual Studio 2022
 
   install:
-    - ps: choco install dotnet-7.0-sdk --version=7.0.403
+    - ps: choco install dotnet-8.0-sdk --version=8.0.100
 
   before_build:
     - ps: mkdir artifacts -f
@@ -46,8 +46,8 @@ for:
     - dotnet build Renci.SshNet.sln -c Debug
 
   test_script:
-    - ps: echo "Run unit tests for .NET 7.0"
-    - ps: dotnet test -f net7.0 -c Debug --no-restore --no-build --results-directory artifacts --logger Appveyor --logger "console;verbosity=normal" --logger "liquid.md;LogFileName=windows_unit_test_net_7_report.md" -p:CollectCoverage=true -p:CoverletOutputFormat=cobertura -p:CoverletOutput=../../artifacts/windows_unit_test_net_7_coverage.xml test/Renci.SshNet.Tests/Renci.SshNet.Tests.csproj
+    - ps: echo "Run unit tests for .NET 8.0"
+    - ps: dotnet test -f net8.0 -c Debug --no-restore --no-build --results-directory artifacts --logger Appveyor --logger "console;verbosity=normal" --logger "liquid.md;LogFileName=windows_unit_test_net_8_report.md" -p:CollectCoverage=true -p:CoverletOutputFormat=cobertura -p:CoverletOutput=../../artifacts/windows_unit_test_net_8_coverage.xml test/Renci.SshNet.Tests/Renci.SshNet.Tests.csproj
     - ps: echo "Run unit tests for .NET Framework 4.6.2"
     - ps: dotnet test -f net462 -c Debug --no-restore --no-build --results-directory artifacts --logger Appveyor --logger "console;verbosity=normal" --logger "liquid.md;LogFileName=windows_unit_test_net_4_6_2_report.md" -p:CollectCoverage=true -p:CoverletOutputFormat=cobertura -p:CoverletOutput=../../artifacts/windows_unit_test_net_4_6_2_coverage.xml test/Renci.SshNet.Tests/Renci.SshNet.Tests.csproj
 

build/nuget/SSH.NET.nuspec

@@ -29,6 +29,9 @@
           <group targetFramework="net7.0">
             <dependency id="SshNet.Security.Cryptography" version="[1.3.0]" />
           </group>
+          <group targetFramework="net8.0">
+            <dependency id="SshNet.Security.Cryptography" version="[1.3.0]" />
+          </group>
         </dependencies>
     </metadata>
-</package>
+</package>

global.json

@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "7.0.403",
+    "version": "8.0.100",
     "rollForward": "latestMajor"
   }
-}
+}

src/Renci.SshNet/Common/SshData.cs

@@ -158,10 +158,14 @@ protected byte[] ReadBytes(int length)
             var data = new byte[length];
             var bytesRead = _stream.Read(data, 0, length);
 
+#if NET8_0_OR_GREATER
+            ArgumentOutOfRangeException.ThrowIfGreaterThan(length, bytesRead);
+#else
             if (bytesRead < length)
             {
                 throw new ArgumentOutOfRangeException(nameof(length));
             }
+#endif
 
             return data;
         }

src/Renci.SshNet/Renci.SshNet.csproj

@@ -2,22 +2,22 @@
   <PropertyGroup>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     <AssemblyName>Renci.SshNet</AssemblyName>
-	<TargetFrameworks>net462;netstandard2.0;netstandard2.1;net6.0;net7.0</TargetFrameworks>
+	<TargetFrameworks>net462;netstandard2.0;netstandard2.1;net6.0;net7.0;net8.0</TargetFrameworks>
   </PropertyGroup>
 
   <PropertyGroup Condition=" '$(TargetFramework)' == 'net462' ">
     <DefineConstants>$(DefineConstants);FEATURE_BINARY_SERIALIZATION;FEATURE_SOCKET_EAP;FEATURE_SOCKET_APM;FEATURE_DNS_SYNC;FEATURE_HASH_RIPEMD160_CREATE;FEATURE_HMAC_RIPEMD160</DefineConstants>
   </PropertyGroup>
 
-  <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard2.0' or '$(TargetFramework)' == 'netstandard2.1' or '$(TargetFramework)' == 'net6.0' or '$(TargetFramework)' == 'net7.0' ">
+  <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard2.0' or '$(TargetFramework)' == 'netstandard2.1' or '$(TargetFramework)' == 'net6.0' or '$(TargetFramework)' == 'net7.0' or '$(TargetFramework)' == 'net8.0' ">
     <PackageReference Include="SshNet.Security.Cryptography" Version="[1.3.0]" />
   </ItemGroup>
 
   <ItemGroup Condition=" '$(TargetFramework)' == 'net462' or '$(TargetFramework)' == 'netstandard2.0' ">
     <PackageReference Include="Microsoft.Bcl.AsyncInterfaces" Version="7.0.0" />
   </ItemGroup>
 
-  <PropertyGroup Condition=" '$(TargetFramework)' == 'netstandard2.0' or '$(TargetFramework)' == 'netstandard2.1' or '$(TargetFramework)' == 'net6.0' or '$(TargetFramework)' == 'net7.0' ">
+  <PropertyGroup Condition=" '$(TargetFramework)' == 'netstandard2.0' or '$(TargetFramework)' == 'netstandard2.1' or '$(TargetFramework)' == 'net6.0' or '$(TargetFramework)' == 'net7.0' or '$(TargetFramework)' == 'net8.0' ">
     <DefineConstants>$(DefineConstants);FEATURE_SOCKET_TAP;FEATURE_SOCKET_APM;FEATURE_SOCKET_EAP;FEATURE_DNS_SYNC;FEATURE_DNS_APM;FEATURE_DNS_TAP</DefineConstants>
   </PropertyGroup>
 </Project>

src/Renci.SshNet/Sftp/SftpFileStream.cs

@@ -519,6 +519,10 @@ public override int Read(byte[] buffer, int offset, int count)
                 throw new ArgumentNullException(nameof(buffer));
             }
 
+#if NET8_0_OR_GREATER
+            ArgumentOutOfRangeException.ThrowIfNegative(offset);
+            ArgumentOutOfRangeException.ThrowIfNegative(count);
+#else
             if (offset < 0)
             {
                 throw new ArgumentOutOfRangeException(nameof(offset));
@@ -528,7 +532,7 @@ public override int Read(byte[] buffer, int offset, int count)
             {
                 throw new ArgumentOutOfRangeException(nameof(count));
             }
-
+#endif
             if ((buffer.Length - offset) < count)
             {
                 throw new ArgumentException("Invalid array range.");
@@ -660,6 +664,10 @@ public override async Task<int> ReadAsync(byte[] buffer, int offset, int count,
                 throw new ArgumentNullException(nameof(buffer));
             }
 
+#if NET8_0_OR_GREATER
+            ArgumentOutOfRangeException.ThrowIfNegative(offset);
+            ArgumentOutOfRangeException.ThrowIfNegative(count);
+#else
             if (offset < 0)
             {
                 throw new ArgumentOutOfRangeException(nameof(offset));
@@ -669,7 +677,7 @@ public override async Task<int> ReadAsync(byte[] buffer, int offset, int count,
             {
                 throw new ArgumentOutOfRangeException(nameof(count));
             }
-
+#endif
             if ((buffer.Length - offset) < count)
             {
                 throw new ArgumentException("Invalid array range.");
@@ -951,10 +959,14 @@ public override long Seek(long offset, SeekOrigin origin)
         /// </remarks>
         public override void SetLength(long value)
         {
+#if NET8_0_OR_GREATER
+            ArgumentOutOfRangeException.ThrowIfNegative(value);
+#else
             if (value < 0)
             {
                 throw new ArgumentOutOfRangeException(nameof(value));
             }
+#endif
 
             // Lock down the file stream while we do this.
             lock (_lock)
@@ -1005,6 +1017,10 @@ public override void Write(byte[] buffer, int offset, int count)
                 throw new ArgumentNullException(nameof(buffer));
             }
 
+#if NET8_0_OR_GREATER
+            ArgumentOutOfRangeException.ThrowIfNegative(offset);
+            ArgumentOutOfRangeException.ThrowIfNegative(count);
+#else
             if (offset < 0)
             {
                 throw new ArgumentOutOfRangeException(nameof(offset));
@@ -1014,7 +1030,7 @@ public override void Write(byte[] buffer, int offset, int count)
             {
                 throw new ArgumentOutOfRangeException(nameof(count));
             }
-
+#endif
             if ((buffer.Length - offset) < count)
             {
                 throw new ArgumentException("Invalid array range.");
@@ -1104,6 +1120,10 @@ public override async Task WriteAsync(byte[] buffer, int offset, int count, Canc
                 throw new ArgumentNullException(nameof(buffer));
             }
 
+#if NET8_0_OR_GREATER
+            ArgumentOutOfRangeException.ThrowIfNegative(offset);
+            ArgumentOutOfRangeException.ThrowIfNegative(count);
+#else
             if (offset < 0)
             {
                 throw new ArgumentOutOfRangeException(nameof(offset));
@@ -1113,7 +1133,7 @@ public override async Task WriteAsync(byte[] buffer, int offset, int count, Canc
             {
                 throw new ArgumentOutOfRangeException(nameof(count));
             }
-
+#endif
             if ((buffer.Length - offset) < count)
             {
                 throw new ArgumentException("Invalid array range.");

test/Renci.SshNet.Benchmarks/Renci.SshNet.Benchmarks.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net7.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>

test/Renci.SshNet.IntegrationTests/Renci.SshNet.IntegrationTests.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net7.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <IsPackable>false</IsPackable>
     <IsTestProject>true</IsTestProject>

test/Renci.SshNet.TestTools.OpenSSH/Renci.SshNet.TestTools.OpenSSH.csproj

@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
     <PropertyGroup>
-        <TargetFramework>net7.0</TargetFramework>
+        <TargetFramework>net8.0</TargetFramework>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
         <NoWarn>$(NoWarn);SYSLIB0021;SYSLIB1045</NoWarn>

test/Renci.SshNet.Tests/Classes/BaseClientTest_Connected_KeepAliveInterval_NotNegativeOne.cs

@@ -56,12 +56,12 @@ protected override void Act()
         {
             _client.KeepAliveInterval = _keepAliveInterval;
 
-            // allow keep-alive to be sent a few times. .NET 7 is faster and
+            // allow keep-alive to be sent a few times. .NET 8 is faster and
             // we need to wait less because we want exactly three messages in a session.
 #if NETFRAMEWORK
             Thread.Sleep(195);
 #else
-            Thread.Sleep(180);
+            Thread.Sleep(170);
 #endif
         }
 

test/Renci.SshNet.Tests/Renci.SshNet.Tests.csproj

@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>net462;net6.0;net7.0</TargetFrameworks>
+    <TargetFrameworks>net462;net6.0;net7.0;net8.0</TargetFrameworks>
   </PropertyGroup>
 
   <ItemGroup>