ItsTheSky
d6d621dc92
- Created project.nuget.cache to store NuGet package cache information. - Added project.packagespec.json to define project restore settings and dependencies. - Included rider.project.restore.info for Rider IDE integration.
78 lines
2.4 KiB
C#
78 lines
2.4 KiB
C#
using GsaEditor.Core.Compression;
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namespace GsaEditor.Core.Models;
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/// <summary>
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/// Represents a single file entry within a GSA archive.
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/// </summary>
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public class GsaEntry
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{
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/// <summary>
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/// Relative path (alias) of the file within the archive, using '/' as separator.
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/// Maximum 511 characters.
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/// </summary>
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public string Alias { get; set; } = string.Empty;
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/// <summary>
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/// Whether this entry's data is zlib-compressed.
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/// </summary>
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public bool IsCompressed { get; set; }
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/// <summary>
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/// Original (decompressed) size of the file in bytes.
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/// </summary>
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public uint OriginalLength { get; set; }
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/// <summary>
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/// Compressed size of the file in bytes. Equal to <see cref="OriginalLength"/> if not compressed.
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/// </summary>
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public uint CompressedLength { get; set; }
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/// <summary>
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/// Raw data as stored in the archive (compressed bytes if <see cref="IsCompressed"/> is true).
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/// </summary>
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public byte[] RawData { get; set; } = Array.Empty<byte>();
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/// <summary>
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/// Byte offset of this entry's data block within the archive file.
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/// </summary>
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public long DataOffset { get; set; }
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/// <summary>
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/// Returns the decompressed data for this entry.
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/// If the entry is not compressed, returns <see cref="RawData"/> directly.
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/// </summary>
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/// <returns>The decompressed file content.</returns>
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public byte[] GetDecompressedData()
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{
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if (!IsCompressed)
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return RawData;
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return ZlibHelper.Decompress(RawData, OriginalLength);
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}
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/// <summary>
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/// Sets the entry data from uncompressed bytes, optionally compressing with zlib.
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/// Updates <see cref="OriginalLength"/>, <see cref="CompressedLength"/>,
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/// <see cref="IsCompressed"/>, and <see cref="RawData"/>.
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/// </summary>
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/// <param name="uncompressedData">The uncompressed file content.</param>
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/// <param name="compress">Whether to compress the data with zlib.</param>
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public void SetData(byte[] uncompressedData, bool compress)
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{
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OriginalLength = (uint)uncompressedData.Length;
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IsCompressed = compress;
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if (compress)
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{
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RawData = ZlibHelper.Compress(uncompressedData);
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CompressedLength = (uint)RawData.Length;
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}
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else
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{
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RawData = uncompressedData;
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CompressedLength = OriginalLength;
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}
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}
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}
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