bunch of stuff.

2026-07-08 01:30:18 +08:00 · 2023-08-24 01:33:50 +04:00
parent ea096c52ef
commit 77fde27d26
119 changed files with 11078 additions and 619 deletions
--- a/Legacy/SplushWave/ArcDAT.cs
+++ b/Legacy/SplushWave/ArcDAT.cs
@@ -0,0 +1,133 @@
+//! \file       ArcDAT.cs
+//! \date       2023 Aug 14
+//! \brief      Splush Wave resource archive.
+//
+// Copyright (C) 2023 by morkt
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.Composition;
+using System.IO;
+
+namespace GameRes.Formats.SplushWave
+{
+    internal class FlkEntry : Entry
+    {
+        public byte Flags;
+    }
+
+    [Export(typeof(ArchiveFormat))]
+    public class DatOpener : ArchiveFormat
+    {
+        public override string         Tag { get { return "DAT/FLK"; } }
+        public override string Description { get { return "Splush Wave resource archive"; } }
+        public override uint     Signature { get { return 0x4B4C46; } } // 'FLK'
+        public override bool  IsHierarchic { get { return false; } }
+        public override bool      CanWrite { get { return false; } }
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            uint arc_size = file.View.ReadUInt32 (0x14);
+            if (arc_size != file.MaxOffset)
+                return null;
+            int count = file.View.ReadInt32 (0x18);
+            if (!IsSaneCount (count))
+                return null;
+
+            uint index_offset = 0x20;
+            var base_name = Path.GetFileNameWithoutExtension (file.Name);
+            var dir = new List<Entry> (count);
+            for (int i = 0; i < count; ++i)
+            {
+                var entry = new FlkEntry {
+                    Name = string.Format ("{0}#{1:D4}", base_name, i),
+                    Offset = file.View.ReadUInt32 (index_offset),
+                    Size = file.View.ReadUInt32 (index_offset+4),
+                    Flags = file.View.ReadByte (index_offset+0xF),
+                };
+                if (!entry.CheckPlacement (file.MaxOffset))
+                    return null;
+                dir.Add (entry);
+                index_offset += 0x10;
+            }
+            foreach (var entry in dir)
+            {
+                var type = file.View.ReadUInt32 (entry.Offset);
+                if (0x475753 == type || 0x475753 == (type >> 8))
+                    entry.Type = "image";
+            }
+            return new ArcFile (file, this, dir);
+        }
+
+        public override Stream OpenEntry (ArcFile arc, Entry entry)
+        {
+            var fent = (FlkEntry)entry;
+            var input = arc.File.CreateStream (entry.Offset, entry.Size);
+            if ((fent.Flags & 1) != 0)
+            {
+                using (input)
+                {
+                    return LzssUnpack (input);
+                }
+            }
+            return input;
+        }
+
+        internal Stream LzssUnpack (IBinaryStream input)
+        {
+            var frame = new byte[0x400];
+            var output = new byte[0x200000];
+            int dst = 0;
+            int frame_pos = 0x3BE;
+            int ctl = 0;
+            while (input.PeekByte() != -1)
+            {
+                ctl >>= 1;
+                if (0 == (ctl & 0x100))
+                {
+                    ctl = input.ReadByte() | 0xFF00;
+                }
+                if (0 == (ctl & 1))
+                {
+                    int next = input.ReadByte();
+                    if (-1 == next)
+                        break;
+                    output[dst++] = frame[frame_pos++ & 0x3FF] = (byte)next;
+                }
+                else
+                {
+                    int lo = input.ReadByte();
+                    int hi = input.ReadByte();
+                    if (lo == -1 || hi == -1)
+                        break;
+                    int offset = lo + ((hi & 0xC0) << 2);
+                    int count = (hi & 0x3F) + 3;
+                    while (count --> 0)
+                    {
+                        output[dst++] = frame[frame_pos++ & 0x3FF] = frame[offset++ & 0x3FF];
+                    }
+                }
+            }
+            return new BinMemoryStream (output, 0, dst);
+        }
+    }
+}