diff --git a/ArcFormats/ArcFormats.csproj b/ArcFormats/ArcFormats.csproj index 40f9b9a5..3d2d73f8 100644 --- a/ArcFormats/ArcFormats.csproj +++ b/ArcFormats/ArcFormats.csproj @@ -93,6 +93,7 @@ + diff --git a/ArcFormats/BlackRainbow/ArcDAT.cs b/ArcFormats/BlackRainbow/ArcDAT.cs new file mode 100644 index 00000000..e9b9d731 --- /dev/null +++ b/ArcFormats/BlackRainbow/ArcDAT.cs @@ -0,0 +1,88 @@ +//! \file ArcDAT.cs +//! \date Fri Feb 03 11:41:21 2017 +//! \brief BlackRainbow resource archive. +// +// Copyright (C) 2015-2017 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; + +namespace GameRes.Formats.BlackRainbow +{ + [Export(typeof(ArchiveFormat))] + public class DatOpener : ArchiveFormat + { + public override string Tag { get { return "DAT/BR"; } } + public override string Description { get { return "BlackRainbow resource archive"; } } + public override uint Signature { get { return 0; } } + public override bool IsHierarchic { get { return false; } } + public override bool CanWrite { get { return false; } } + + public DatOpener () + { + Extensions = new string[] { "dat", "pak" }; + Signatures = new uint[] { 2u, 4u, 5u, 6u }; + } + + public override ArcFile TryOpen (ArcView file) + { + int count = file.View.ReadInt32 (8); + if (!IsSaneCount (count)) + return null; + uint base_offset = file.View.ReadUInt32 (0x0c); + uint index_offset = 0x10; + uint index_size = 4u * (uint)count; + if (base_offset >= file.MaxOffset || base_offset < (index_offset+index_size)) + return null; + if (index_size > file.View.Reserve (index_offset, index_size)) + return null; + var index = new List (count); + for (int i = 0; i < count; ++i) + { + uint offset = file.View.ReadUInt32 (index_offset); + if (offset != 0xffffffff) + index.Add (base_offset + offset); + index_offset += 4; + } + var base_name = Path.GetFileNameWithoutExtension (file.Name); + index.Sort(); + var dir = new List (index.Count); + for (int i = 0; i < index.Count; ++i) + { + long offset = index[i]; + string name = file.View.ReadString (offset, 0x24); + if (0 == name.Length) + { + name = string.Format ("{0:D2}_{1}#{0:D2}", i, base_name); + if (file.View.AsciiEqual (offset + 0x24, "_BMD")) + name += ".bmd"; + } + var entry = FormatCatalog.Instance.Create (name); + entry.Offset = offset + 0x24; + entry.Size = (uint)((i + 1 < index.Count ? index[i+1] : file.MaxOffset) - entry.Offset); + dir.Add (entry); + } + return new ArcFile (file, this, dir); + } + } +} diff --git a/ArcFormats/BlackRainbow/ArcGSP.cs b/ArcFormats/BlackRainbow/ArcGSP.cs index c032cc0d..3e0d2240 100644 --- a/ArcFormats/BlackRainbow/ArcGSP.cs +++ b/ArcFormats/BlackRainbow/ArcGSP.cs @@ -23,11 +23,8 @@ // IN THE SOFTWARE. // -using System; using System.Collections.Generic; using System.ComponentModel.Composition; -using System.IO; -using GameRes.Utility; namespace GameRes.Formats.BlackRainbow { @@ -67,61 +64,4 @@ namespace GameRes.Formats.BlackRainbow return new ArcFile (file, this, dir); } } - - [Export(typeof(ArchiveFormat))] - public class DatOpener : ArchiveFormat - { - public override string Tag { get { return "DAT/BR"; } } - public override string Description { get { return "BlackRainbow resource archive"; } } - public override uint Signature { get { return 0; } } - public override bool IsHierarchic { get { return false; } } - public override bool CanWrite { get { return false; } } - - public DatOpener () - { - Extensions = new string[] { "dat", "pak" }; - Signatures = new uint[] { 2u, 4u, 5u, 6u }; - } - - public override ArcFile TryOpen (ArcView file) - { - int count = file.View.ReadInt32 (8); - if (!IsSaneCount (count)) - return null; - uint base_offset = file.View.ReadUInt32 (0x0c); - uint index_offset = 0x10; - uint index_size = 4u * (uint)count; - if (base_offset >= file.MaxOffset || base_offset < (index_offset+index_size)) - return null; - if (index_size > file.View.Reserve (index_offset, index_size)) - return null; - var index = new List (count); - for (int i = 0; i < count; ++i) - { - uint offset = file.View.ReadUInt32 (index_offset); - if (offset != 0xffffffff) - index.Add (base_offset + offset); - index_offset += 4; - } - var base_name = Path.GetFileNameWithoutExtension (file.Name); - index.Sort(); - var dir = new List (index.Count); - for (int i = 0; i < index.Count; ++i) - { - long offset = index[i]; - string name = file.View.ReadString (offset, 0x24); - if (0 == name.Length) - { - name = string.Format ("{0:D2}_{1}#{0:D2}", i, base_name); - if (file.View.AsciiEqual (offset + 0x24, "_BMD")) - name += ".bmd"; - } - var entry = FormatCatalog.Instance.Create (name); - entry.Offset = offset + 0x24; - entry.Size = (uint)((i + 1 < index.Count ? index[i+1] : file.MaxOffset) - entry.Offset); - dir.Add (entry); - } - return new ArcFile (file, this, dir); - } - } } diff --git a/ArcFormats/ShiinaRio/ArcWARC.cs b/ArcFormats/ShiinaRio/ArcWARC.cs index d308722c..3efb004a 100644 --- a/ArcFormats/ShiinaRio/ArcWARC.cs +++ b/ArcFormats/ShiinaRio/ArcWARC.cs @@ -158,13 +158,15 @@ namespace GameRes.Formats.ShiinaRio // 椎名里緒 uint unpacked_size = LittleEndian.ToUInt32 (enc_data, 4); sig ^= (unpacked_size ^ 0x82AD82) & 0xffffff; - if (0 != (wentry.Flags & 0x80000000u) && entry.Size > 8) // encrypted entry - warc.Decoder.Decrypt (enc_data, 8, entry.Size-8); - if (warc.Decoder.ExtraCrypt != null) - warc.Decoder.ExtraCrypt.Decrypt (enc_data, 8, entry.Size-8, 0x202); - if (0 != (wentry.Flags & 0x20000000u) && entry.Size > 8) - warc.Decoder.Decrypt2 (enc_data, 8, entry.Size-8); - + if (entry.Size > 8) + { + if (0 != (wentry.Flags & 0x80000000u)) // encrypted entry + warc.Decoder.Decrypt (enc_data, 8, entry.Size-8); + if (warc.Decoder.ExtraCrypt != null) + warc.Decoder.ExtraCrypt.Decrypt (enc_data, 8, entry.Size-8, 0x202); + if (0 != (wentry.Flags & 0x20000000u)) + warc.Decoder.Decrypt2 (enc_data, 8, entry.Size-8); + } byte[] unpacked = enc_data; UnpackMethod unpack = null; switch (sig & 0xffffff) diff --git a/ArcFormats/ShiinaRio/WarcEncryption.cs b/ArcFormats/ShiinaRio/WarcEncryption.cs index 69665878..b1bd0daa 100644 --- a/ArcFormats/ShiinaRio/WarcEncryption.cs +++ b/ArcFormats/ShiinaRio/WarcEncryption.cs @@ -1126,4 +1126,35 @@ namespace GameRes.Formats.ShiinaRio } } } + + [Serializable] + public class CountCrypt : IDecryptExtra + { + public void Decrypt (byte[] data, int index, uint length, uint flags) + { + if (length >= 0x200 && (flags & 0x204) == 0x204) + DoCountCrypt (data, index, (int)length); + } + + public void Encrypt (byte[] data, int index, uint length, uint flags) + { + if (length >= 0x200 && (flags & 0x104) == 0x104) + DoCountCrypt (data, index, (int)length); + } + + void DoCountCrypt (byte[] data, int index, int length) + { + length = (length & 0x7E) | 1; + byte count_00 = 0, count_FF = 0; + for (int i = 0; i < length; ++i) + { + if (0xFF == data[index+i]) + count_FF++; + else if (0 == data[index+i]) + count_00++; + } + data[index + 0x100] ^= count_00; + data[index + 0x104] ^= count_FF; + } + } }