(Legacy): added formats, mostly PC-98.

2026-07-08 01:30:18 +08:00 · 2023-10-20 18:21:55 +04:00
parent 67811651d4
commit 1aac79f7b5
19 changed files with 2705 additions and 328 deletions
--- a/Legacy/Desire/ArcDSV.cs
+++ b/Legacy/Desire/ArcDSV.cs
@@ -0,0 +1,85 @@
+//! \file       ArcDSV.cs
+//! \date       2023 Oct 15
+//! \brief      Desire resource archive (PC-98).
+//
+// 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.Desire
+{
+    [Export(typeof(ArchiveFormat))]
+    public class D000Opener : ArchiveFormat
+    {
+        public override string         Tag => "000/DESIRE";
+        public override string Description => "Desire resource archive";
+        public override uint     Signature => 0;
+        public override bool  IsHierarchic => false;
+        public override bool      CanWrite => false;
+
+        public override ArcFile TryOpen (ArcView file)
+        {
+            if (!file.Name.HasAnyOfExtensions (".000", ".001", ".002", ".003"))
+                return null;
+            if (!IsAscii (file.View.ReadByte (0)))
+                return null;
+            uint index_pos = 0;
+            var dir = new List<Entry>();
+            while (index_pos < file.MaxOffset)
+            {
+                byte b = file.View.ReadByte (index_pos);
+                if (0 == b)
+                    break;
+                if (!IsAscii (b))
+                    return null;
+                var name = file.View.ReadString (index_pos, 0xC);
+                var entry = Create<Entry> (name);
+                entry.Size = file.View.ReadUInt32 (index_pos+0xC);
+                if (entry.Size >= file.MaxOffset || 0 == entry.Size)
+                    return null;
+                dir.Add (entry);
+                index_pos += 0x10;
+            }
+            if (index_pos >= file.MaxOffset || file.View.ReadUInt32 (index_pos+0xC) != 0)
+                return null;
+            uint offset = index_pos + 0x10;
+            foreach (var entry in dir)
+            {
+                entry.Offset = offset;
+                if (!entry.CheckPlacement (file.MaxOffset))
+                    return null;
+                offset += entry.Size;
+            }
+            if (offset != file.MaxOffset)
+                return null;
+            return new ArcFile (file, this, dir);
+        }
+
+        static internal bool IsAscii (byte b)
+        {
+            return b >= 0x20 && b < 0x7F;
+        }
+    }
+}