Add support for extracting Sting's .pck files in the PC versions of Y…

…ggdra Union and Riviera

HyoutaToolsLib/ProgramNames.cs

@@ -107,6 +107,7 @@ public class ProgramNames {
 			{ new KeyValuePair<ProgramName, ExecuteProgramDelegate>( new ProgramName( "Patches.Bps.TextToBpsConverter",          "-"           ),  Patches.Bps.TextToBpsConverter.Execute) },
 			{ new KeyValuePair<ProgramName, ExecuteProgramDelegate>( new ProgramName( "Patches.Bps.Create",                      "-"           ),  Patches.Bps.Program.ExecuteCreate) },
 			{ new KeyValuePair<ProgramName, ExecuteProgramDelegate>( new ProgramName( "Tales.Compression.Decompress",            "-"           ),  Tales.Compression.Program.Decompress) },
+			{ new KeyValuePair<ProgramName, ExecuteProgramDelegate>( new ProgramName( "Sting.PcPckFile.Extract",                 "-"           ),  Sting.PcPckFile.ExecuteExtract) },
 		};
 	}
 }

HyoutaToolsLib/Sting/PcPckFile.cs

@@ -0,0 +1,48 @@
+using HyoutaPluginBase;
+using HyoutaTools.Tales.Vesperia.NUB;
+using HyoutaUtils;
+using HyoutaUtils.Streams;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace HyoutaTools.Sting {
+	public class PcPckFile {
+		public static void Extract(DuplicatableStream file, string destination) {
+			System.IO.Directory.CreateDirectory(destination);
+
+			uint fileCount = file.ReadUInt32();
+			uint headerLength = file.ReadUInt32();
+
+			for (uint i = 0; i < fileCount; ++i) {
+				string filename = file.ReadSizedString(0x40, TextUtils.GameTextEncoding.ShiftJIS).TrimNull();
+				uint length = file.ReadUInt32();
+				uint offset = file.ReadUInt32();
+				using (FileStream newFile = new FileStream(System.IO.Path.Combine(destination, filename), FileMode.Create)) {
+					long p = file.Position;
+					file.Position = offset;
+					StreamUtils.CopyStream(file, newFile, length);
+					file.Position = p;
+				}
+			}
+		}
+
+		public static int ExecuteExtract(List<string> args) {
+			if (args.Count == 0) {
+				Console.WriteLine("Sting.PcPckFile.Extract file.pck [output_folder]");
+				return -1;
+			}
+
+			try {
+				Extract(new DuplicatableFileStream(args[0]), args.Count > 1 ? args[1] : (args[0] + ".ex"));
+				return 0;
+			} catch (Exception e) {
+				Console.WriteLine(e.Message);
+				return -1;
+			}
+		}
+	}
+}