//! \file ArcARCC.cs //! \date Sat Mar 05 10:24:00 2016 //! \brief Hexenhaus resource archive. // // Copyright (C) 2016 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.Collections.Generic; using System.ComponentModel.Composition; using System.IO; using System.Linq; namespace GameRes.Formats.Hexenhaus { [Export(typeof(ArchiveFormat))] public class ArcOpener : ArchiveFormat { public override string Tag { get { return "ARCC"; } } public override string Description { get { return "Hexenhaus resource archive"; } } public override uint Signature { get { return 0x43435241; } } // 'ARCC' public override bool IsHierarchic { get { return false; } } public override bool CanWrite { get { return false; } } public ArcOpener () { Extensions = new string[] { "arc" }; } public override ArcFile TryOpen (ArcView file) { int count = file.View.ReadInt32 (0x14); if (!IsSaneCount (count)) return null; long index_offset = 0x2A; if (!file.View.AsciiEqual (index_offset, "NAME")) return null; var addr_offset = file.View.ReadInt64 (index_offset+4); index_offset += 0xE; if (!file.View.AsciiEqual (index_offset, "NIDX")) return null; index_offset += 4; var nidx_offsets = new uint[count]; // name offsets for (int i = 0; i < count; ++i) { nidx_offsets[i] = file.View.ReadUInt32 (index_offset+2); index_offset += 8; } if (!file.View.AsciiEqual (index_offset, "EIDX")) return null; index_offset += 4 + 8 * count; if (!file.View.AsciiEqual (index_offset, "CINF")) return null; index_offset += 4; var name_buffer = new byte[0x40]; var dir = new List<Entry> (count); for (int i = 0; i < count; ++i) { index_offset += 6; ushort name_length = file.View.ReadUInt16 (index_offset); if (name_length > name_buffer.Length) name_buffer = new byte[name_length]; file.View.Read (index_offset+4, name_buffer, 0, name_length); index_offset += 6 + name_length; var name = DecryptName (name_buffer, name_length); var entry = FormatCatalog.Instance.Create<Entry> (name); dir.Add (entry); } index_offset = addr_offset; if (!file.View.AsciiEqual (index_offset, "ADDR")) return null; index_offset += 4; for (int i = 0; i < count; ++i) { dir[i].Offset = file.View.ReadInt64 (index_offset+2); index_offset += 12; } foreach (var entry in dir) { if (!file.View.AsciiEqual (entry.Offset, "FILE")) continue; entry.Size = file.View.ReadUInt32 (entry.Offset+0x18); entry.Offset += 0x22; } dir = dir.Where (entry => entry.Size != 0).ToList(); if (0 == dir.Count) return null; return new ArcFile (file, this, dir); } static string DecryptName (byte[] name, int length) { for (int i = 0; i < length; ++i) name[i] ^= 0x69; return Encodings.cp932.GetString (name, 0, length); } } }