This commit is contained in:
SilicaAndPina 2019-08-23 23:12:34 +12:00
parent 2ff2d2ce00
commit 8eb4e68f6d
5 changed files with 187 additions and 0 deletions

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SilicaDelta.sln Normal file
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Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio 15
VisualStudioVersion = 15.0.26228.76
MinimumVisualStudioVersion = 10.0.40219.1
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SilicaDelta", "SilicaDelta\SilicaDelta.csproj", "{0BA82C17-E550-431D-B5CF-D03BA4C4E515}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
Release|Any CPU = Release|Any CPU
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{0BA82C17-E550-431D-B5CF-D03BA4C4E515}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{0BA82C17-E550-431D-B5CF-D03BA4C4E515}.Debug|Any CPU.Build.0 = Debug|Any CPU
{0BA82C17-E550-431D-B5CF-D03BA4C4E515}.Release|Any CPU.ActiveCfg = Release|Any CPU
{0BA82C17-E550-431D-B5CF-D03BA4C4E515}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
EndGlobal

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SilicaDelta/App.config Normal file
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<?xml version="1.0" encoding="utf-8" ?>
<configuration>
<startup>
<supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5.2" />
</startup>
</configuration>

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SilicaDelta/Program.cs Normal file
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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace SilicaDelta
{
class Program
{
public static void CreatePatch(Stream infile, Stream patchedFile, Stream outfile)
{
BinaryWriter boutfile = new BinaryWriter(outfile);
for (int i = 0; i < infile.Length; i++)
{
long pos = infile.Position;
byte infileByte = (byte)infile.ReadByte();
byte patchedfileByte = (byte)patchedFile.ReadByte();
if (infileByte != patchedfileByte)
{
boutfile.Write((UInt64)pos);
outfile.WriteByte(patchedfileByte);
}
}
}
public static void ApplyPatch(FileStream infile, FileStream patchedFile, FileStream outfile)
{
infile.CopyTo(outfile);
BinaryReader bpatch = new BinaryReader(patchedFile);
while(patchedFile.Position < patchedFile.Length)
{
Int64 offset = bpatch.ReadInt64();
outfile.Seek(offset, SeekOrigin.Begin);
outfile.WriteByte((byte)patchedFile.ReadByte());
}
}
static void Main(string[] args)
{
if(args.Length != 4)
{
Console.WriteLine("SilicaDelta Usage: <mode: create/patch> <infile> <patchedfile> <output>");
return;
}
FileStream infile = new FileStream(args[1], FileMode.OpenOrCreate, FileAccess.ReadWrite);
FileStream patchedFile = new FileStream(args[2], FileMode.OpenOrCreate, FileAccess.ReadWrite);
FileStream outfile = new FileStream(args[3], FileMode.CreateNew, FileAccess.ReadWrite);
if (args[0].ToLower() == "create")
{
CreatePatch(infile, patchedFile, outfile);
}
else if(args[0].ToLower() == "patch")
{
ApplyPatch(infile, patchedFile, outfile);
}
else
{
Console.WriteLine("Invalid mode! valid options are create or patch");
return;
}
}
}
}

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using System.Reflection;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
// General Information about an assembly is controlled through the following
// set of attributes. Change these attribute values to modify the information
// associated with an assembly.
[assembly: AssemblyTitle("SilicaDelta")]
[assembly: AssemblyDescription("")]
[assembly: AssemblyConfiguration("")]
[assembly: AssemblyCompany("")]
[assembly: AssemblyProduct("SilicaDelta")]
[assembly: AssemblyCopyright("Copyright © 2019")]
[assembly: AssemblyTrademark("")]
[assembly: AssemblyCulture("")]
// Setting ComVisible to false makes the types in this assembly not visible
// to COM components. If you need to access a type in this assembly from
// COM, set the ComVisible attribute to true on that type.
[assembly: ComVisible(false)]
// The following GUID is for the ID of the typelib if this project is exposed to COM
[assembly: Guid("0ba82c17-e550-431d-b5cf-d03ba4c4e515")]
// Version information for an assembly consists of the following four values:
//
// Major Version
// Minor Version
// Build Number
// Revision
//
// You can specify all the values or you can default the Build and Revision Numbers
// by using the '*' as shown below:
// [assembly: AssemblyVersion("1.0.*")]
[assembly: AssemblyVersion("1.0.0.0")]
[assembly: AssemblyFileVersion("1.0.0.0")]

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<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
<Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
<ProjectGuid>{0BA82C17-E550-431D-B5CF-D03BA4C4E515}</ProjectGuid>
<OutputType>Exe</OutputType>
<RootNamespace>SilicaDelta</RootNamespace>
<AssemblyName>SilicaDelta</AssemblyName>
<TargetFrameworkVersion>v4.5.2</TargetFrameworkVersion>
<FileAlignment>512</FileAlignment>
<AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
<PlatformTarget>AnyCPU</PlatformTarget>
<DebugSymbols>true</DebugSymbols>
<DebugType>full</DebugType>
<Optimize>false</Optimize>
<OutputPath>bin\Debug\</OutputPath>
<DefineConstants>DEBUG;TRACE</DefineConstants>
<ErrorReport>prompt</ErrorReport>
<WarningLevel>4</WarningLevel>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
<PlatformTarget>AnyCPU</PlatformTarget>
<DebugType>pdbonly</DebugType>
<Optimize>true</Optimize>
<OutputPath>bin\Release\</OutputPath>
<DefineConstants>TRACE</DefineConstants>
<ErrorReport>prompt</ErrorReport>
<WarningLevel>4</WarningLevel>
</PropertyGroup>
<ItemGroup>
<Reference Include="System" />
<Reference Include="System.Core" />
<Reference Include="System.Xml.Linq" />
<Reference Include="System.Data.DataSetExtensions" />
<Reference Include="Microsoft.CSharp" />
<Reference Include="System.Data" />
<Reference Include="System.Net.Http" />
<Reference Include="System.Xml" />
</ItemGroup>
<ItemGroup>
<Compile Include="Program.cs" />
<Compile Include="Properties\AssemblyInfo.cs" />
</ItemGroup>
<ItemGroup>
<None Include="App.config" />
</ItemGroup>
<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
</Project>