Expose symlinks and hardlinks in TarInputStream and skip in TarArchive

Author: bastianeicher

ICSharpCode.SharpZipLib/Tar/TarArchive.cs

@@ -556,6 +556,9 @@ public void ExtractContents(string destinationDirectory)
 					break;
 				}
 
+				if (entry.TarHeader.TypeFlag == TarHeader.LF_LINK || entry.TarHeader.TypeFlag == TarHeader.LF_SYMLINK)
+					continue;
+
 				ExtractEntry(destinationDirectory, entry);
 			}
 		}

ICSharpCode.SharpZipLib/Tar/TarInputStream.cs

@@ -491,6 +491,8 @@ public TarEntry GetNextEntry()
 						headerBuf = this.tarBuffer.ReadBlock();
 					} else if (header.TypeFlag != TarHeader.LF_NORMAL &&
 							   header.TypeFlag != TarHeader.LF_OLDNORM &&
+							   header.TypeFlag != TarHeader.LF_LINK &&
+							   header.TypeFlag != TarHeader.LF_SYMLINK &&
 							   header.TypeFlag != TarHeader.LF_DIR) {
 						// Ignore things we dont understand completely for now
 						SkipToNextEntry();