WIP: Added packing of AR and TAR

2023-03-13 10:08:50 +01:00
parent e8a1378f60
commit 7cd5358ac8
18 changed files with 2071 additions and 4 deletions
--- a/AMWD.Common/Packing/Tar/TarWriter.cs
+++ b/AMWD.Common/Packing/Tar/TarWriter.cs
@@ -0,0 +1,63 @@
+using System;
+using System.IO;
+using AMWD.Common.Packing.Tar.Interfaces;
+using AMWD.Common.Packing.Tar.Utils;
+
+namespace AMWD.Common.Packing.Tar
+{
+	// https://github.com/ygoe/DotnetMakeDeb/blob/v1.1.0/DotnetMakeDeb/Tar/TarWriter.cs
+	public class TarWriter : LegacyTarWriter
+	{
+		public TarWriter(Stream outStream) : base(outStream)
+		{
+		}
+
+		protected override void WriteHeader(string name, DateTime lastModificationTime, long count, int userId, int groupId, int mode, EntryType entryType)
+		{
+			var tarHeader = new UsTarHeader()
+			{
+				FileName = name,
+				Mode = mode,
+				UserId = userId,
+				GroupId = groupId,
+				SizeInBytes = count,
+				LastModification = lastModificationTime,
+				EntryType = entryType,
+				UserName = Convert.ToString(userId, 8),
+				GroupName = Convert.ToString(groupId, 8)
+			};
+			OutStream.Write(tarHeader.GetHeaderValue(), 0, tarHeader.HeaderSize);
+		}
+
+		protected virtual void WriteHeader(string name, DateTime lastModificationTime, long count, string userName, string groupName, int mode, EntryType entryType)
+		{
+			WriteHeader(
+				name: name,
+				lastModificationTime: lastModificationTime,
+				count: count,
+				userId: userName.GetHashCode(),
+				groupId: groupName.GetHashCode(),
+				mode: mode,
+				entryType: entryType);
+		}
+
+		public virtual void Write(string name, long dataSizeInBytes, string userName, string groupName, int mode, DateTime lastModificationTime, WriteDataDelegate writeDelegate)
+		{
+			var writer = new DataWriter(OutStream, dataSizeInBytes);
+			WriteHeader(name, lastModificationTime, dataSizeInBytes, userName, groupName, mode, EntryType.File);
+			while (writer.CanWrite)
+			{
+				writeDelegate(writer);
+			}
+			AlignTo512(dataSizeInBytes, false);
+		}
+
+		public void Write(Stream data, long dataSizeInBytes, string fileName, string userId, string groupId, int mode,
+						  DateTime lastModificationTime)
+		{
+			WriteHeader(fileName, lastModificationTime, dataSizeInBytes, userId, groupId, mode, EntryType.File);
+			WriteContent(dataSizeInBytes, data);
+			AlignTo512(dataSizeInBytes, false);
+		}
+	}
+}