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[release/6.0] Fix XXHash for stripe size #61923

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merged 3 commits into from
Jan 6, 2022
Merged

[release/6.0] Fix XXHash for stripe size #61923

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6708236
Fix XXHash for stripe size
Tornhoof Nov 20, 2021
b4075dd
Add servicing properties to System.IO.Hashing
bartonjs Nov 22, 2021
1ce093e
Run package validation against 6.0.0 packages and enable it for IO Ha…
safern Dec 15, 2021
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2 changes: 1 addition & 1 deletion eng/packaging.targets
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Original file line number Diff line number Diff line change
Expand Up @@ -10,7 +10,7 @@
<EnablePackageValidation Condition="'$(DotNetBuildFromSource)' != 'true'">true</EnablePackageValidation>
<!-- Don't restore prebuilt packages during sourcebuild. -->
<DisablePackageBaselineValidation Condition="'$(DotNetBuildFromSource)' == 'true'">true</DisablePackageBaselineValidation>
<PackageValidationBaselineVersion Condition="'$(PackageValidationBaselineVersion)' == ''">$([MSBuild]::Subtract($(MajorVersion), 1)).0.0</PackageValidationBaselineVersion>
<PackageValidationBaselineVersion Condition="'$(PackageValidationBaselineVersion)' == ''">6.0.0</PackageValidationBaselineVersion>
<!-- PackDependsOn is the right hook in a targets file if the NuGet.Build.Tasks.Pack nuget package is used, otherwise
BeforePack must be used. Setting both to ensure that we are always running before other targets. -->
<PackDependsOn>AddNETStandardCompatErrorFileForPackaging;IncludeAnalyzersInPackage;$(PackDependsOn)</PackDependsOn>
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4 changes: 2 additions & 2 deletions src/libraries/System.IO.Hashing/src/System.IO.Hashing.csproj
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Expand Up @@ -4,8 +4,8 @@
<Nullable>enable</Nullable>
<TargetFrameworks>$(NetCoreAppCurrent);netstandard2.0;net461</TargetFrameworks>
<IsPackable>true</IsPackable>
<!-- TODO: Remove when the package ships with .NET 6. -->
<DisablePackageBaselineValidation>true</DisablePackageBaselineValidation>
<GeneratePackageOnBuild>true</GeneratePackageOnBuild>
<ServicingVersion>1</ServicingVersion>
<PackageDescription>Provides non-cryptographic hash algorithms, such as CRC-32.

Commonly Used Types:
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2 changes: 1 addition & 1 deletion src/libraries/System.IO.Hashing/src/System/IO/Hashing/XxHash32.cs
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Expand Up @@ -215,7 +215,7 @@ private static int StaticHash(ReadOnlySpan<byte> source, Span<byte> destination,
int totalLength = source.Length;
State state = new State((uint)seed);

while (source.Length > StripeSize)
while (source.Length >= StripeSize)
{
state.ProcessStripe(source);
source = source.Slice(StripeSize);
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2 changes: 1 addition & 1 deletion src/libraries/System.IO.Hashing/src/System/IO/Hashing/XxHash64.cs
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Expand Up @@ -215,7 +215,7 @@ private static int StaticHash(ReadOnlySpan<byte> source, Span<byte> destination,
int totalLength = source.Length;
State state = new State((ulong)seed);

while (source.Length > StripeSize)
while (source.Length >= StripeSize)
{
state.ProcessStripe(source);
source = source.Slice(StripeSize);
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7 changes: 7 additions & 0 deletions src/libraries/System.IO.Hashing/tests/XxHash32Tests.007.cs
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Expand Up @@ -36,6 +36,8 @@ public static IEnumerable<object[]> TestCases
private const string DotNetHashesThis3 = DotNetHashesThis + DotNetHashesThis + DotNetHashesThis;
private const string DotNetNCHashing = ".NET now has non-crypto hashing";
private const string DotNetNCHashing3 = DotNetNCHashing + DotNetNCHashing + DotNetNCHashing;
private const string SixteenBytes = ".NET Hashes This";
private const string SixteenBytes3 = SixteenBytes + SixteenBytes + SixteenBytes;

protected static IEnumerable<TestCase> TestCaseDefinitions { get; } =
new[]
Expand Down Expand Up @@ -77,6 +79,11 @@ public static IEnumerable<object[]> TestCases
$"{DotNetNCHashing} (x3)",
Encoding.ASCII.GetBytes(DotNetNCHashing3),
"CABC8ABD"),
// stripe size
new TestCase(
$"{SixteenBytes} (x3)",
Encoding.ASCII.GetBytes(SixteenBytes3),
"AD98EBD3")
};

protected override NonCryptographicHashAlgorithm CreateInstance() => new XxHash32(Seed);
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7 changes: 7 additions & 0 deletions src/libraries/System.IO.Hashing/tests/XxHash32Tests.cs
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Expand Up @@ -34,6 +34,8 @@ public static IEnumerable<object[]> TestCases
private const string DotNetHashesThis3 = DotNetHashesThis + DotNetHashesThis + DotNetHashesThis;
private const string DotNetNCHashing = ".NET now has non-crypto hashing";
private const string DotNetNCHashing3 = DotNetNCHashing + DotNetNCHashing + DotNetNCHashing;
private const string SixteenBytes = ".NET Hashes This";
private const string SixteenBytes3 = SixteenBytes + SixteenBytes + SixteenBytes;

protected static IEnumerable<TestCase> TestCaseDefinitions { get; } =
new[]
Expand Down Expand Up @@ -90,6 +92,11 @@ public static IEnumerable<object[]> TestCases
$"{DotNetNCHashing} (x3)",
Encoding.ASCII.GetBytes(DotNetNCHashing3),
"65242024"),
// stripe size
new TestCase(
$"{SixteenBytes} (x3)",
Encoding.ASCII.GetBytes(SixteenBytes3),
"29DA7472")
};

protected override NonCryptographicHashAlgorithm CreateInstance() => new XxHash32();
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7 changes: 7 additions & 0 deletions src/libraries/System.IO.Hashing/tests/XxHash32Tests.f00d.cs
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Expand Up @@ -36,6 +36,8 @@ public static IEnumerable<object[]> TestCases
private const string DotNetHashesThis3 = DotNetHashesThis + DotNetHashesThis + DotNetHashesThis;
private const string DotNetNCHashing = ".NET now has non-crypto hashing";
private const string DotNetNCHashing3 = DotNetNCHashing + DotNetNCHashing + DotNetNCHashing;
private const string SixteenBytes = ".NET Hashes This";
private const string SixteenBytes3 = SixteenBytes + SixteenBytes + SixteenBytes;

protected static IEnumerable<TestCase> TestCaseDefinitions { get; } =
new[]
Expand Down Expand Up @@ -77,6 +79,11 @@ public static IEnumerable<object[]> TestCases
$"{DotNetNCHashing} (x3)",
Encoding.ASCII.GetBytes(DotNetNCHashing3),
"5A513E6D"),
// stripe size
new TestCase(
$"{SixteenBytes} (x3)",
Encoding.ASCII.GetBytes(SixteenBytes3),
"B38A9A45")
};

protected override NonCryptographicHashAlgorithm CreateInstance() => new XxHash32(Seed);
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7 changes: 7 additions & 0 deletions src/libraries/System.IO.Hashing/tests/XxHash64Tests.007.cs
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Expand Up @@ -38,6 +38,8 @@ public static IEnumerable<object[]> TestCases
private const string DotNetNCHashing = ".NET now has non-crypto hashing";
private const string SixtyThreeBytes = "A sixty-three byte test input requires substantial forethought!";
private const string SixtyThreeBytes3 = SixtyThreeBytes + SixtyThreeBytes + SixtyThreeBytes;
private const string ThirtyTwoBytes = "This string has 32 ASCII bytes..";
private const string ThirtyTwoBytes3 = ThirtyTwoBytes + ThirtyTwoBytes + ThirtyTwoBytes;

protected static IEnumerable<TestCase> TestCaseDefinitions { get; } =
new[]
Expand Down Expand Up @@ -87,6 +89,11 @@ public static IEnumerable<object[]> TestCases
$"{SixtyThreeBytes} (x3)",
Encoding.ASCII.GetBytes(SixtyThreeBytes3),
"D6095B93EB10BEDA"),
// stripe size
new TestCase(
$"{ThirtyTwoBytes} (x3)",
Encoding.ASCII.GetBytes(ThirtyTwoBytes3),
"45116421CF932B1F")
};

protected override NonCryptographicHashAlgorithm CreateInstance() => new XxHash64(Seed);
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7 changes: 7 additions & 0 deletions src/libraries/System.IO.Hashing/tests/XxHash64Tests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,8 @@ public static IEnumerable<object[]> TestCases
private const string DotNetNCHashing = ".NET now has non-crypto hashing";
private const string SixtyThreeBytes = "A sixty-three byte test input requires substantial forethought!";
private const string SixtyThreeBytes3 = SixtyThreeBytes + SixtyThreeBytes + SixtyThreeBytes;
private const string ThirtyTwoBytes = "This string has 32 ASCII bytes..";
private const string ThirtyTwoBytes3 = ThirtyTwoBytes + ThirtyTwoBytes + ThirtyTwoBytes;

protected static IEnumerable<TestCase> TestCaseDefinitions { get; } =
new[]
Expand Down Expand Up @@ -103,6 +105,11 @@ public static IEnumerable<object[]> TestCases
$"{SixtyThreeBytes} (x3)",
Encoding.ASCII.GetBytes(SixtyThreeBytes3),
"239C7B3A85BD22B3"),
// stripe size
new TestCase(
$"{ThirtyTwoBytes} (x3)",
Encoding.ASCII.GetBytes(ThirtyTwoBytes3),
"975E3E6FE7E67FBC")
};

protected override NonCryptographicHashAlgorithm CreateInstance() => new XxHash64();
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7 changes: 7 additions & 0 deletions src/libraries/System.IO.Hashing/tests/XxHash64Tests.f00d.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,8 @@ public static IEnumerable<object[]> TestCases
private const string DotNetNCHashing = ".NET now has non-crypto hashing";
private const string SixtyThreeBytes = "A sixty-three byte test input requires substantial forethought!";
private const string SixtyThreeBytes3 = SixtyThreeBytes + SixtyThreeBytes + SixtyThreeBytes;
private const string ThirtyTwoBytes = "This string has 32 ASCII bytes..";
private const string ThirtyTwoBytes3 = ThirtyTwoBytes + ThirtyTwoBytes + ThirtyTwoBytes;

protected static IEnumerable<TestCase> TestCaseDefinitions { get; } =
new[]
Expand Down Expand Up @@ -87,6 +89,11 @@ public static IEnumerable<object[]> TestCases
$"{SixtyThreeBytes} (x3)",
Encoding.ASCII.GetBytes(SixtyThreeBytes3),
"6F1C62EB48EA2FEC"),
// stripe size
new TestCase(
$"{ThirtyTwoBytes} (x3)",
Encoding.ASCII.GetBytes(ThirtyTwoBytes3),
"B358EB96B8E3E7AD")
};

protected override NonCryptographicHashAlgorithm CreateInstance() => new XxHash64(Seed);
Expand Down