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create NResUI

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bird_egop
2024-11-15 19:06:44 +03:00
parent 0c39485188
commit 1091605e2d
22 changed files with 869 additions and 100 deletions
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3
ParkanPlayground/ListMetadataItem.cs
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@ -1,3 +0,0 @@
namespace ParkanPlayground;
public record ListMetadataItem(string ItemType, int ItemLength, string FileName, int OffsetInFile);

4
ParkanPlayground/ParkanPlayground.csproj
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@ -7,4 +7,8 @@
<Nullable>enable</Nullable>
</PropertyGroup>
<ItemGroup>
<ProjectReference Include="..\NResLib\NResLib.csproj" />
</ItemGroup>
</Project>

130
ParkanPlayground/Program.cs
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@ -1,105 +1,41 @@
using System.Buffers.Binary;
using System.Text;using ParkanPlayground;
using System.Text;
using NResLib;
var libFile = "C:\\Program Files (x86)\\Nikita\\Iron Strategy\\ui\\ui_back.lib";
using FileStream nResFs = new FileStream(libFile, FileMode.Open);
var parseResult = NResParser.ReadFile(libFile);
Span<byte> buffer = stackalloc byte[4];
nResFs.ReadExactly(buffer);
var nResHeader = BinaryPrimitives.ReadInt32LittleEndian(buffer);
var str = Encoding.ASCII.GetString(buffer);
Console.WriteLine($"NRES Header: {nResHeader:X} - {str}");
// ----
nResFs.ReadExactly(buffer);
var version = BinaryPrimitives.ReadInt32LittleEndian(buffer);
Console.WriteLine($"VERSION: {version:X}");
// ----
nResFs.ReadExactly(buffer);
var elementCount = BinaryPrimitives.ReadInt32LittleEndian(buffer);
Console.WriteLine($"ElementCount: {elementCount}");
// ----
nResFs.ReadExactly(buffer);
var totalLength = BinaryPrimitives.ReadInt32LittleEndian(buffer);
Console.WriteLine($"TOTAL_LENGTH: {totalLength}");
// ----
nResFs.Seek(-elementCount * 64, SeekOrigin.End);
_ = 5;
var elements = new List<ListMetadataItem>(elementCount);
Span<byte> metaDataBuffer = stackalloc byte[64];
for (int i = 0; i < elementCount; i++)
if (parseResult.Error != null)
{
nResFs.ReadExactly(metaDataBuffer);
var itemType = Encoding.ASCII.GetString(metaDataBuffer.Slice(0, 8));
var itemLength = BinaryPrimitives.ReadInt32LittleEndian(metaDataBuffer.Slice(12, 4));
var fileNameBlock = metaDataBuffer.Slice(20, 20);
var len = fileNameBlock.IndexOf((byte)'\0');
if (len == -1) len = 20; // whole 20 bytes is a filename
var fileName = Encoding.ASCII.GetString(fileNameBlock.Slice(0, len));
var offsetInFile = BinaryPrimitives.ReadInt32LittleEndian(metaDataBuffer.Slice(56, 4));
var lastMagicNumber = BinaryPrimitives.ReadInt32LittleEndian(metaDataBuffer.Slice(60, 4));
Console.WriteLine(
$"File {i+1}: \n" +
$"\tType: {itemType}\n" +
$"\tItemLength: {itemLength}\n" +
$"\tFileName: {fileName}\n" +
$"\tOffsetInFile: {offsetInFile}\n" +
$"\tLastMagicNumber: {lastMagicNumber}"
);
elements.Add(new ListMetadataItem(itemType, itemLength, fileName, offsetInFile));
metaDataBuffer.Clear();
Console.WriteLine(parseResult.Error);
return;
}
var libFileName = new FileInfo(libFile).Name;
if (Directory.Exists(libFileName))
{
Directory.Delete(libFileName, true);
}
var dir = Directory.CreateDirectory(libFileName);
byte[] copyBuffer = new byte[8192];
foreach (var element in elements)
{
nResFs.Seek(element.OffsetInFile, SeekOrigin.Begin);
using var destFs = new FileStream(Path.Combine(libFileName, element.FileName), FileMode.CreateNew);
var totalCopiedBytes = 0;
while (totalCopiedBytes < element.ItemLength)
{
var needReadBytes = Math.Min(element.ItemLength - totalCopiedBytes, copyBuffer.Length);
var readBytes = nResFs.Read(copyBuffer, 0, needReadBytes);
destFs.Write(copyBuffer, 0, readBytes);
totalCopiedBytes += readBytes;
}
}
// var libFileName = new FileInfo(libFile).Name;
//
// if (Directory.Exists(libFileName))
// {
// Directory.Delete(libFileName, true);
// }
//
// var dir = Directory.CreateDirectory(libFileName);
//
// byte[] copyBuffer = new byte[8192];
//
// foreach (var element in elements)
// {
// nResFs.Seek(element.OffsetInFile, SeekOrigin.Begin);
// using var destFs = new FileStream(Path.Combine(libFileName, element.FileName), FileMode.CreateNew);
//
// var totalCopiedBytes = 0;
// while (totalCopiedBytes < element.ItemLength)
// {
// var needReadBytes = Math.Min(element.ItemLength - totalCopiedBytes, copyBuffer.Length);
// var readBytes = nResFs.Read(copyBuffer, 0, needReadBytes);
//
// destFs.Write(copyBuffer, 0, readBytes);
//
// totalCopiedBytes += readBytes;
// }
// }