/// <summary>
/// Read an HTEX file into memory.
/// </summary>
/// <param name="input">A readable stream of an HTEX file.</param>
public HTEX(Stream input)
{
using (var br = new BinaryReaderX(input))
{
// Packet Header
_packetHeader = br.ReadType <PacketHeaderX>();
// HTSF Packet Header
_htsfPacketHeader = br.ReadType <PacketHeaderX>();
// HTSF Header
_htsfHeader = br.ReadType <HtsfHeader>();
var bytes = br.ReadBytes(_htsfPacketHeader.DataSize - Common.PacketHeaderXSize);
ImageStream = new MemoryStream(bytes);
//if (input is FileStream stream && !File.Exists(Path.ChangeExtension(stream.Name, "gim")))
// File.WriteAllBytes(Path.ChangeExtension(stream.Name, "gim"), bytes);
// Footers
_htsfFooter = br.ReadType <PacketHeaderX>();
_htexFooter = br.ReadType <PacketHeaderX>();
}
}
/// <summary>
/// Read an MXEN file into memory.
/// </summary>
/// <param name="input">A readable stream of an MXEN file.</param>
public MXEN(Stream input)
{
using (var br = new BinaryReaderX(input))
{
// Packet Header
_packetHeader = br.ReadType <PacketHeaderX>();
// MXEC Packet Header
_mxecPacketHeader = br.ReadType <PacketHeaderX>();
// Rolling XOR Encryption
Stream ss;
if (_mxecPacketHeader.Flags3 == 0x0C)
{
var bytes = br.ReadBytes(_mxecPacketHeader.DataSize);
var b = _xorKey = bytes[0];
ss = new MemoryStream {
Capacity = _mxecPacketHeader.DataSize
};
using (var bw = new BinaryWriterX(ss, true))
{
bw.Write((byte)0x01);
for (var i = 1; i < bytes.Length; i++)
{
var bs = bytes[i];
bw.Write((byte)(bs ^ b));
b = bs;
}
}
ss.Position = 0;
}
else
{
ss = new SubStream(input, br.BaseStream.Position, _mxecPacketHeader.DataSize);
}
// Table1 Binary Reader
var bbr = new BinaryReaderX(ss);
// MXEC Header
_mxecHeader = bbr.ReadType <MXECHeader>();
// Unsupported Tables
if (_mxecHeader.Table2Offset > 0)
{
throw new Exception("Table2 is not supported by this plugin.");
}
if (_mxecHeader.Table4Offset > 0)
{
throw new Exception("Table4 is not supported by this plugin.");
}
if (_mxecHeader.Table6Offset > 0)
{
throw new Exception("Table6 is not supported by this plugin.");
}
// Table1 Metadata
_table1Metadata = bbr.ReadMultiple <Table1Metadata>(_mxecHeader.Table1Count);
_table1Objects = new List <Table1Object>();
// Table1
foreach (var metadata in _table1Metadata)
{
var obj = new Table1Object {
Metadata = metadata
};
_table1Objects.Add(obj);
bbr.BaseStream.Position = metadata.TypeOffset - Common.PacketHeaderXSize;
obj.Type = bbr.ReadCStringSJIS();
bbr.BaseStream.Position = metadata.DataOffset - Common.PacketHeaderXSize;
obj.Data = bbr.ReadBytes(metadata.DataSize);
}
bbr.SeekAlignment();
// Text
var textStart = bbr.BaseStream.Position;
var textEnd = _mxecPacketHeader.DataSize;
_textEntries = new List <Table1TextEntry>();
while (true)
{
var entry = new Table1TextEntry {
Offset = (int)bbr.BaseStream.Position
};
var text = bbr.ReadCStringSJIS();
if (text == "" && _textEntries.Count > 0)
{
break;
}
entry.Text = text;
_textEntries.Add(entry);
if (bbr.BaseStream.Position >= textEnd)
{
break;
}
}
bbr.SeekAlignment();
_editableTexts = new Dictionary <int, string>();
foreach (var entry in _table1Objects)
{
entry.TypeIndex = _textEntries.IndexOf(_textEntries.FirstOrDefault(t => t.Offset == entry.Metadata.TypeOffset - Common.PacketHeaderXSize));
for (var i = 0; i < entry.Data.Length / 4; i++)
{
var val = BitConverter.ToInt32(entry.Data, i * 4) - Common.PacketHeaderXSize;
if (val >= textStart && val <= textEnd)
{
var index = _textEntries.IndexOf(_textEntries.FirstOrDefault(t => t.Offset == val));
if (index <= -1)
{
continue;
}
entry.Texts.Add(new Table1ObjectText
{
DataOffset = i * 4,
TextIndex = index
});
if (!_editableTexts.ContainsKey(val))
{
_editableTexts.Add(val, entry.Type);
}
else if (!_editableTexts[val].Contains(entry.Type))
{
_editableTexts[val] += ", " + entry.Type;
}
}
}
}
var id = 1;
foreach (var entry in _textEntries)
{
if (!_editableTexts.ContainsKey(entry.Offset))
{
continue;
}
entry.ID = id;
Entries.Add(new TextEntry
{
Name = entry.ID.ToString(),
EditedText = entry.Text,
Notes = _editableTexts[entry.Offset]
});
id++;
}
// Reset Stream
br.BaseStream.Position = Common.PacketHeaderXSize * 2 + _mxecPacketHeader.DataSize;
// POF0
_pof0 = br.ReadType <PacketHeaderX>();
_pof0Data = br.ReadBytes(_pof0.DataSize);
// ENRS
_enrs = br.ReadType <PacketHeaderX>();
_enrsData = br.ReadBytes(_enrs.DataSize);
// CCRS
_ccrs = br.ReadType <PacketHeaderX>();
_ccrsData = br.ReadBytes(_ccrs.DataSize);
// Footers
_ccrsFooter = br.ReadType <PacketHeaderX>();
_mxecFooter = br.ReadType <PacketHeaderX>();
_mxenFooter = br.ReadType <PacketHeaderX>();
}
}
/// <summary>
/// Read an MTPA file into memory.
/// </summary>
/// <param name="input">A readable stream of an MTPA file.</param>
public MTPA(Stream input)
{
using (var br = new BinaryReaderX(input))
{
// Packet Header
_packetHeader = br.ReadType <PacketHeaderX>();
// MTPA Header
_mtpaHeader = br.ReadType <MTPAHeader>();
var metadataSize = _mtpaHeader.MetadataSize;
// Unknown MTPA Data
_mtpaHeaderData = br.ReadMultiple <int>(_mtpaHeader.MetadataSize);
// Text Metadata Pointers
_mtpaTextMetadataPointers = br.ReadMultiple <int>(_mtpaHeader.PointerCount);
// Text Metadata
if (metadataSize == 2)
{
_mtpaTextMetadata = br.ReadMultiple <TextMetadata>(_mtpaHeader.MetadataCount).ToList <ITextMetadata>();
}
else if (metadataSize == 4)
{
_mtpaTextMetadata = br.ReadMultiple <TextMetadataX>(_mtpaHeader.MetadataCount).ToList <ITextMetadata>();
}
// Text
var textStart = (int)br.BaseStream.Position;
var textEnd = _packetHeader.DataSize + _packetHeader.HeaderSize;
for (var i = 0; i < _mtpaHeader.MetadataCount; i++)
{
var offset = textStart;
var unused = false;
offset += _mtpaTextMetadata[i].Offset;
br.BaseStream.Position = offset;
var length = br.ReadROTnInt32();
if (length == 0)
{
var currentOffset = _mtpaTextMetadata[i].Offset;
unused = true;
if (i != _mtpaHeader.MetadataCount - 1)
{
length = _mtpaTextMetadata[i + 1].Offset - currentOffset - 4;
}
else
{
length = textEnd - currentOffset - 4;
}
}
var str = br.ReadROTnBytes(length);
Entries.Add(new TextEntry
{
Name = _mtpaTextMetadata[i].ID.ToString(),
EditedText = Encoding.GetEncoding("shift-jis").GetString(str).Trim('\0'),
Notes = unused ? "Text length was set to zero. This line might be unused." : string.Empty
});
}
br.BaseStream.Position = textEnd;
// ENRS
_enrs = br.ReadType <PacketHeaderX>();
if (br.BaseStream.Position + _enrs.DataSize + Common.PacketHeaderXSize * 2 <= br.BaseStream.Length)
{
_enrsData = br.ReadBytes(_enrs.DataSize);
_enrsFooter = br.ReadType <PacketHeaderX>();
}
else
{
br.BaseStream.Position = br.BaseStream.Length - Common.PacketHeaderXSize;
}
// MTPA Footer
_mtpaFooter = br.ReadType <PacketHeaderX>();
}
}
