81 lines
2.8 KiB
C#
81 lines
2.8 KiB
C#
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using System.IO;
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namespace SharpCompress.Common.Zip.Headers
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{
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internal class DirectoryEntryHeader : ZipFileEntry
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{
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public DirectoryEntryHeader()
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: base(ZipHeaderType.DirectoryEntry)
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{
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}
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internal override void Read(BinaryReader reader)
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{
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Version = reader.ReadUInt16();
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VersionNeededToExtract = reader.ReadUInt16();
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Flags = (HeaderFlags) reader.ReadUInt16();
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CompressionMethod = (ZipCompressionMethod) reader.ReadUInt16();
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LastModifiedTime = reader.ReadUInt16();
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LastModifiedDate = reader.ReadUInt16();
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Crc = reader.ReadUInt32();
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CompressedSize = reader.ReadUInt32();
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UncompressedSize = reader.ReadUInt32();
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ushort nameLength = reader.ReadUInt16();
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ushort extraLength = reader.ReadUInt16();
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ushort commentLength = reader.ReadUInt16();
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DiskNumberStart = reader.ReadUInt16();
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InternalFileAttributes = reader.ReadUInt16();
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ExternalFileAttributes = reader.ReadUInt32();
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RelativeOffsetOfEntryHeader = reader.ReadUInt32();
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byte[] name = reader.ReadBytes(nameLength);
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Name = DecodeString(name);
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byte[] extra = reader.ReadBytes(extraLength);
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byte[] comment = reader.ReadBytes(commentLength);
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Comment = DecodeString(comment);
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LoadExtra(extra);
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}
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internal override void Write(BinaryWriter writer)
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{
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writer.Write(Version);
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writer.Write(VersionNeededToExtract);
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writer.Write((ushort) Flags);
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writer.Write((ushort) CompressionMethod);
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writer.Write(LastModifiedTime);
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writer.Write(LastModifiedDate);
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writer.Write(Crc);
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writer.Write(CompressedSize);
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writer.Write(UncompressedSize);
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byte[] nameBytes = EncodeString(Name);
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writer.Write((ushort) nameBytes.Length);
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//writer.Write((ushort)Extra.Length);
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writer.Write((ushort) 0);
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writer.Write((ushort) Comment.Length);
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writer.Write(DiskNumberStart);
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writer.Write(InternalFileAttributes);
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writer.Write(ExternalFileAttributes);
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writer.Write(RelativeOffsetOfEntryHeader);
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writer.Write(nameBytes);
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// writer.Write(Extra);
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writer.Write(Comment);
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}
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internal ushort Version { get; private set; }
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public ushort VersionNeededToExtract { get; set; }
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public uint RelativeOffsetOfEntryHeader { get; set; }
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public uint ExternalFileAttributes { get; set; }
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public ushort InternalFileAttributes { get; set; }
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public ushort DiskNumberStart { get; set; }
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public string Comment { get; private set; }
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}
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}
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