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LocalEntryHeader.cs
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LocalEntryHeader.cs
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using System.IO;
using System.Linq;
namespace SharpCompress.Common.Zip.Headers
{
internal class LocalEntryHeader : ZipFileEntry
{
public LocalEntryHeader()
: base(ZipHeaderType.LocalEntry)
{
}
internal override void Read(BinaryReader reader)
{
Version = reader.ReadUInt16();
Flags = (HeaderFlags)reader.ReadUInt16();
CompressionMethod = (ZipCompressionMethod)reader.ReadUInt16();
LastModifiedTime = reader.ReadUInt16();
LastModifiedDate = reader.ReadUInt16();
Crc = reader.ReadUInt32();
CompressedSize = reader.ReadUInt32();
UncompressedSize = reader.ReadUInt32();
ushort nameLength = reader.ReadUInt16();
ushort extraLength = reader.ReadUInt16();
byte[] name = reader.ReadBytes(nameLength);
byte[] extra = reader.ReadBytes(extraLength);
Name = DecodeString(name);
LoadExtra(extra);
var unicodePathExtra = Extra.FirstOrDefault(u => u.Type == ExtraDataType.UnicodePathExtraField);
if (unicodePathExtra != null)
{
Name = ((ExtraUnicodePathExtraField)unicodePathExtra).UnicodeName;
}
}
internal override void Write(BinaryWriter writer)
{
writer.Write(Version);
writer.Write((ushort)Flags);
writer.Write((ushort)CompressionMethod);
writer.Write(LastModifiedTime);
writer.Write(LastModifiedDate);
writer.Write(Crc);
writer.Write(CompressedSize);
writer.Write(UncompressedSize);
byte[] nameBytes = EncodeString(Name);
writer.Write((ushort)nameBytes.Length);
writer.Write((ushort)0);
//if (Extra != null)
//{
// writer.Write(Extra);
//}
writer.Write(nameBytes);
}
internal ushort Version { get; private set; }
}
}