102 lines
2.8 KiB
C#
102 lines
2.8 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.IO;
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using System.Threading.Tasks;
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using Toolbox;
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using System.Windows.Forms;
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using Toolbox.Library;
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using Toolbox.Library.IO;
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namespace FirstPlugin
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{
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public class PKG : IArchiveFile, IFileFormat, ILeaveOpenOnLoad
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{
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public FileType FileType { get; set; } = FileType.Archive;
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public bool CanSave { get; set; }
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public string[] Description { get; set; } = new string[] { "PKG" };
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public string[] Extension { get; set; } = new string[] { "*.pkg" };
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public string FileName { get; set; }
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public string FilePath { get; set; }
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public IFileInfo IFileInfo { get; set; }
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public bool CanAddFiles { get; set; }
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public bool CanRenameFiles { get; set; }
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public bool CanReplaceFiles { get; set; }
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public bool CanDeleteFiles { get; set; }
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public bool Identify(System.IO.Stream stream)
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{
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return FileName.EndsWith(".pkg");
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}
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public Type[] Types
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{
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get
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{
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List<Type> types = new List<Type>();
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return types.ToArray();
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}
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}
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public List<FileEntry> files = new List<FileEntry>();
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public IEnumerable<ArchiveFileInfo> Files => files;
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public void ClearFiles() { files.Clear(); }
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private System.IO.Stream _stream;
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public void Load(System.IO.Stream stream)
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{
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_stream = stream;
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using (var reader = new FileReader(stream, true))
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{
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reader.SetByteOrder(false);
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uint headerSize = reader.ReadUInt32();
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uint fileSize = reader.ReadUInt32();
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uint numFiles = reader.ReadUInt32();
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for (int i = 0; i < numFiles; i++)
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{
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var file = new FileEntry();
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ulong nameHash = reader.ReadUInt64();
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uint fileStartOffset = reader.ReadUInt32();
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uint fileEndOffset = reader.ReadUInt32();
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uint size = fileEndOffset - fileStartOffset;
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file.FileName = nameHash.ToString();
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file.FileDataStream = new SubStream(reader.BaseStream,
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fileStartOffset, size);
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files.Add(file);
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}
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}
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}
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public void Unload()
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{
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}
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public void Save(System.IO.Stream stream)
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{
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}
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public bool AddFile(ArchiveFileInfo archiveFileInfo)
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{
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return false;
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}
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public bool DeleteFile(ArchiveFileInfo archiveFileInfo)
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{
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return false;
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}
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public class FileEntry : ArchiveFileInfo
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{
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}
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}
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}
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