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Code Issues 295 Packages Projects Releases 20 Wiki Activity

ASN.1 and OID to its own library

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This commit is contained in:
Matt Nadareski
2022-12-15 22:07:12 -08:00
parent b3c0e48bdd
commit e0e16292eb
13 changed files with 142 additions and 92 deletions
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31
BurnOutSharp.ASN1/AbstractSyntaxNotationOne.cs Normal file
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@@ -0,0 +1,31 @@
using System.Collections.Generic;
namespace BurnOutSharp.ASN1
{
/// <summary>
/// ASN.1 Parser
/// </summary>
public static class AbstractSyntaxNotationOne
{
/// <summary>
/// Parse a byte array into a DER-encoded ASN.1 structure
/// </summary>
/// <param name="data">Byte array representing the data</param>
/// <param name="pointer">Current pointer into the data</param>
/// <returns></returns>
public static List<TypeLengthValue> Parse(byte[] data, int pointer)
{
// Create the output list to return
var topLevelValues = new List<TypeLengthValue>();
// Loop through the data and return all top-level values
while (pointer < data.Length)
{
var topLevelValue = new TypeLengthValue(data, ref pointer);
topLevelValues.Add(topLevelValue);
}
return topLevelValues;
}
}
}

26
BurnOutSharp.ASN1/BurnOutSharp.ASN1.csproj Normal file
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@@ -0,0 +1,26 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFrameworks>netstandard2.0;net6.0</TargetFrameworks>
<Title>BurnOutSharp.ASN1</Title>
<AssemblyName>BurnOutSharp.ASN1</AssemblyName>
<Authors>Matt Nadareski</Authors>
<Product>BurnOutSharp</Product>
<Copyright>Copyright (c)2022 Matt Nadareski</Copyright>
<RepositoryUrl>https://github.com/mnadareski/BurnOutSharp</RepositoryUrl>
<Version>2.5</Version>
<AssemblyVersion>2.5</AssemblyVersion>
<FileVersion>2.5</FileVersion>
<IncludeSource>true</IncludeSource>
<IncludeSymbols>true</IncludeSymbols>
</PropertyGroup>
<PropertyGroup>
<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
</PropertyGroup>
<ItemGroup>
<ProjectReference Include="..\BurnOutSharp.Utilities\BurnOutSharp.Utilities.csproj" />
</ItemGroup>
</Project>

55
BurnOutSharp.ASN1/Enums.cs Normal file
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@@ -0,0 +1,55 @@
using System;
namespace BurnOutSharp.ASN1
{
/// <summary>
/// ASN.1 type indicators
/// </summary>
[Flags]
public enum ASN1Type : byte
{
#region Modifiers
V_ASN1_UNIVERSAL = 0x00,
V_ASN1_PRIMITIVE_TAG = 0x1F,
V_ASN1_CONSTRUCTED = 0x20,
V_ASN1_APPLICATION = 0x40,
V_ASN1_CONTEXT_SPECIFIC = 0x80,
V_ASN1_PRIVATE = 0xC0,
#endregion
#region Types
V_ASN1_EOC = 0x00,
V_ASN1_BOOLEAN = 0x01,
V_ASN1_INTEGER = 0x02,
V_ASN1_BIT_STRING = 0x03,
V_ASN1_OCTET_STRING = 0x04,
V_ASN1_NULL = 0x05,
V_ASN1_OBJECT = 0x06,
V_ASN1_OBJECT_DESCRIPTOR = 0x07,
V_ASN1_EXTERNAL = 0x08,
V_ASN1_REAL = 0x09,
V_ASN1_ENUMERATED = 0x0A,
V_ASN1_UTF8STRING = 0x0C,
V_ASN1_SEQUENCE = 0x10,
V_ASN1_SET = 0x11,
V_ASN1_NUMERICSTRING = 0x12,
V_ASN1_PRINTABLESTRING = 0x13,
V_ASN1_T61STRING = 0x14,
V_ASN1_TELETEXSTRING = 0x14,
V_ASN1_VIDEOTEXSTRING = 0x15,
V_ASN1_IA5STRING = 0x16,
V_ASN1_UTCTIME = 0x17,
V_ASN1_GENERALIZEDTIME = 0x18,
V_ASN1_GRAPHICSTRING = 0x19,
V_ASN1_ISO64STRING = 0x1A,
V_ASN1_VISIBLESTRING = 0x1A,
V_ASN1_GENERALSTRING = 0x1B,
V_ASN1_UNIVERSALSTRING = 0x1C,
V_ASN1_BMPSTRING = 0x1E,
#endregion
}
}

2
BurnOutSharp.Builder/ObjectIdentifier.ASN1.cs → BurnOutSharp.ASN1/ObjectIdentifier.ASN1.cs
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@@ -1,4 +1,4 @@
namespace BurnOutSharp.Builder
namespace BurnOutSharp.ASN1
{
#pragma warning disable IDE0011

2
BurnOutSharp.Builder/ObjectIdentifier.ModifiedOIDIRI.cs → BurnOutSharp.ASN1/ObjectIdentifier.ModifiedOIDIRI.cs
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@@ -1,7 +1,7 @@
using System.Linq;
using System.Text;
namespace BurnOutSharp.Builder
namespace BurnOutSharp.ASN1
{
#pragma warning disable IDE0011

2
BurnOutSharp.Builder/ObjectIdentifier.OIDIRI.cs → BurnOutSharp.ASN1/ObjectIdentifier.OIDIRI.cs
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@@ -1,7 +1,7 @@
using System.Linq;
using System.Text;
namespace BurnOutSharp.Builder
namespace BurnOutSharp.ASN1
{
#pragma warning disable IDE0011

2
BurnOutSharp.Builder/ObjectIdentifier.cs → BurnOutSharp.ASN1/ObjectIdentifier.cs
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@@ -1,7 +1,7 @@
using System;
using System.Collections.Generic;
namespace BurnOutSharp.Builder
namespace BurnOutSharp.ASN1
{
/// <summary>
/// Methods related to Object Identifiers (OID)

2
BurnOutSharp.Builder/ObjectIdentifier.dot.cs → BurnOutSharp.ASN1/ObjectIdentifier.dot.cs
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@@ -1,4 +1,4 @@
namespace BurnOutSharp.Builder
namespace BurnOutSharp.ASN1
{
#pragma warning disable IDE0011

90
BurnOutSharp.Builder/AbstractSyntaxNotationOne.cs → BurnOutSharp.ASN1/TypeLengthValue.cs
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@@ -5,90 +5,12 @@ using System.Numerics;
using System.Text;
using BurnOutSharp.Utilities;
namespace BurnOutSharp.Builder
namespace BurnOutSharp.ASN1
{
/// <summary>
/// ASN.1 type indicators
/// </summary>
[Flags]
public enum ASN1Type : byte
{
#region Modifiers
V_ASN1_UNIVERSAL = 0x00,
V_ASN1_PRIMITIVE_TAG = 0x1F,
V_ASN1_CONSTRUCTED = 0x20,
V_ASN1_APPLICATION = 0x40,
V_ASN1_CONTEXT_SPECIFIC = 0x80,
V_ASN1_PRIVATE = 0xC0,
#endregion
#region Types
V_ASN1_EOC = 0x00,
V_ASN1_BOOLEAN = 0x01,
V_ASN1_INTEGER = 0x02,
V_ASN1_BIT_STRING = 0x03,
V_ASN1_OCTET_STRING = 0x04,
V_ASN1_NULL = 0x05,
V_ASN1_OBJECT = 0x06,
V_ASN1_OBJECT_DESCRIPTOR = 0x07,
V_ASN1_EXTERNAL = 0x08,
V_ASN1_REAL = 0x09,
V_ASN1_ENUMERATED = 0x0A,
V_ASN1_UTF8STRING = 0x0C,
V_ASN1_SEQUENCE = 0x10,
V_ASN1_SET = 0x11,
V_ASN1_NUMERICSTRING = 0x12,
V_ASN1_PRINTABLESTRING = 0x13,
V_ASN1_T61STRING = 0x14,
V_ASN1_TELETEXSTRING = 0x14,
V_ASN1_VIDEOTEXSTRING = 0x15,
V_ASN1_IA5STRING = 0x16,
V_ASN1_UTCTIME = 0x17,
V_ASN1_GENERALIZEDTIME = 0x18,
V_ASN1_GRAPHICSTRING = 0x19,
V_ASN1_ISO64STRING = 0x1A,
V_ASN1_VISIBLESTRING = 0x1A,
V_ASN1_GENERALSTRING = 0x1B,
V_ASN1_UNIVERSALSTRING = 0x1C,
V_ASN1_BMPSTRING = 0x1E,
#endregion
}
/// <summary>
/// ASN.1 Parser
/// </summary>
public class AbstractSyntaxNotationOne
{
/// <summary>
/// Parse a byte array into a DER-encoded ASN.1 structure
/// </summary>
/// <param name="data">Byte array representing the data</param>
/// <param name="pointer">Current pointer into the data</param>
/// <returns></returns>
public static List<ASN1TypeLengthValue> Parse(byte[] data, int pointer)
{
// Create the output list to return
var topLevelValues = new List<ASN1TypeLengthValue>();
// Loop through the data and return all top-level values
while (pointer < data.Length)
{
var topLevelValue = new ASN1TypeLengthValue(data, ref pointer);
topLevelValues.Add(topLevelValue);
}
return topLevelValues;
}
}
/// <summary>
/// ASN.1 type/length/value class that all types are based on
/// </summary>
public class ASN1TypeLengthValue
public class TypeLengthValue
{
/// <summary>
/// The ASN.1 type
@@ -110,7 +32,7 @@ namespace BurnOutSharp.Builder
/// </summary>
/// <param name="data">Byte array representing data to read</param>
/// <param name="index">Index within the array to read at</param>
public ASN1TypeLengthValue(byte[] data, ref int index)
public TypeLengthValue(byte[] data, ref int index)
{
// Get the type and modifiers
this.Type = (ASN1Type)data[index++];
@@ -125,12 +47,12 @@ namespace BurnOutSharp.Builder
// Read the value
if (this.Type.HasFlag(ASN1Type.V_ASN1_CONSTRUCTED))
{
var valueList = new List<ASN1TypeLengthValue>();
var valueList = new List<TypeLengthValue>();
int currentIndex = index;
while (index < currentIndex + (int)this.Length)
{
valueList.Add(new ASN1TypeLengthValue(data, ref index));
valueList.Add(new TypeLengthValue(data, ref index));
}
this.Value = valueList.ToArray();
@@ -172,7 +94,7 @@ namespace BurnOutSharp.Builder
// If we have a constructed type
if (this.Type.HasFlag(ASN1Type.V_ASN1_CONSTRUCTED))
{
var valueAsObjectArray = this.Value as ASN1TypeLengthValue[];
var valueAsObjectArray = this.Value as TypeLengthValue[];
if (valueAsObjectArray == null)
{
formatBuilder.Append(", Value: [INVALID DATA TYPE]");

1
BurnOutSharp.Wrappers/BurnOutSharp.Wrappers.csproj
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@@ -24,6 +24,7 @@
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\BurnOutSharp.ASN1\BurnOutSharp.ASN1.csproj" />
<ProjectReference Include="..\BurnOutSharp.Builder\BurnOutSharp.Builder.csproj" />
<ProjectReference Include="..\BurnOutSharp.Models\BurnOutSharp.Models.csproj" />
</ItemGroup>

5
BurnOutSharp.Wrappers/PortableExecutable.cs
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@@ -4,6 +4,7 @@ using System.IO;
using System.Linq;
using System.Text;
using System.Xml;
using BurnOutSharp.ASN1;
using BurnOutSharp.Utilities;
using static BurnOutSharp.Builder.Extensions;
@@ -1450,7 +1451,7 @@ namespace BurnOutSharp.Wrappers
{
Console.WriteLine(" Certificate Data [Formatted]");
Console.WriteLine(" -------------------------");
var topLevelValues = Builder.AbstractSyntaxNotationOne.Parse(entry.Certificate, pointer: 0);
var topLevelValues = AbstractSyntaxNotationOne.Parse(entry.Certificate, pointer: 0);
if (topLevelValues == null)
{
Console.WriteLine(" INVALID DATA FOUND");
@@ -1458,7 +1459,7 @@ namespace BurnOutSharp.Wrappers
}
else
{
foreach (Builder.ASN1TypeLengthValue tlv in topLevelValues)
foreach (TypeLengthValue tlv in topLevelValues)
{
string tlvString = tlv.Format(paddingLevel: 4);
Console.WriteLine(tlvString);

8
BurnOutSharp.sln
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@@ -34,7 +34,9 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "BurnOutSharp.Matching", "Bu
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "psxt001z", "psxt001z\psxt001z.csproj", "{D9574B47-0D6B-445A-97BF-272B5EF9AD3F}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "BurnOutSharp.Utilities", "BurnOutSharp.Utilities\BurnOutSharp.Utilities.csproj", "{3C1D1FE2-7E7C-4EC1-96B1-FE68B73282CD}"
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "BurnOutSharp.Utilities", "BurnOutSharp.Utilities\BurnOutSharp.Utilities.csproj", "{3C1D1FE2-7E7C-4EC1-96B1-FE68B73282CD}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "BurnOutSharp.ASN1", "BurnOutSharp.ASN1\BurnOutSharp.ASN1.csproj", "{D5407F3A-236C-45B5-BE3A-1505412DCB22}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -90,6 +92,10 @@ Global
{3C1D1FE2-7E7C-4EC1-96B1-FE68B73282CD}.Debug|Any CPU.Build.0 = Debug|Any CPU
{3C1D1FE2-7E7C-4EC1-96B1-FE68B73282CD}.Release|Any CPU.ActiveCfg = Release|Any CPU
{3C1D1FE2-7E7C-4EC1-96B1-FE68B73282CD}.Release|Any CPU.Build.0 = Release|Any CPU
{D5407F3A-236C-45B5-BE3A-1505412DCB22}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{D5407F3A-236C-45B5-BE3A-1505412DCB22}.Debug|Any CPU.Build.0 = Debug|Any CPU
{D5407F3A-236C-45B5-BE3A-1505412DCB22}.Release|Any CPU.ActiveCfg = Release|Any CPU
{D5407F3A-236C-45B5-BE3A-1505412DCB22}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE

8
BurnOutSharp/BurnOutSharp.csproj
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@@ -57,6 +57,14 @@
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\BurnOutSharp.ASN1\BurnOutSharp.ASN1.csproj">
<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
<PrivateAssets>all</PrivateAssets>
</ProjectReference>
<ProjectReference Include="..\BurnOutSharp.Builder\BurnOutSharp.Builder.csproj">
<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
<PrivateAssets>all</PrivateAssets>
</ProjectReference>
<ProjectReference Include="..\BurnOutSharp.Matching\BurnOutSharp.Matching.csproj">
<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
<PrivateAssets>all</PrivateAssets>