public OneStorybookArchiveReader(Stream source) : base(source)
{
_prsCompression = new PrsCompression();
// Get the number of entries in the archive
int numEntries = PTStream.ReadInt32BE(source);
entries = new ArchiveEntryCollection(this, numEntries);
// Read in all the entries
for (int i = 0; i < numEntries; i++)
{
string entryFilename = PTStream.ReadCStringAt(source, 0x10 + (i * 0x30), 0x20);
source.Position = 0x34 + (i * 0x30);
int entryOffset = PTStream.ReadInt32BE(source);
int entryLength = PTStream.ReadInt32BE(source);
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, entryFilename);
}
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}
public TexArchiveReader(Stream source) : base(source)
{
// Get the number of entries in the archive
source.Position += 4;
int numEntries = PTStream.ReadInt32(source);
entries = new ArchiveEntryCollection(this, numEntries);
source.Position += 8;
// Read in all the entries
for (int i = 0; i < numEntries; i++)
{
// Read in the entry filename extension, offset, length, and filename without the extension
string entryFileExtension = PTStream.ReadCString(source, 4, Encoding.GetEncoding("Shift_JIS"));
int entryOffset = PTStream.ReadInt32(source);
int entryLength = PTStream.ReadInt32(source);
string entryFilename = PTStream.ReadCString(source, 20, Encoding.GetEncoding("Shift_JIS"));
if (entryFileExtension != String.Empty)
{
entryFileExtension = "." + entryFileExtension;
}
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, entryFilename + entryFileExtension);
}
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}
public TexArchiveReader(Stream source)
: base(source)
{
// Get the number of entries in the archive
source.Position += 4;
int numEntries = PTStream.ReadInt32(source);
entries = new ArchiveEntryCollection(this, numEntries);
source.Position += 8;
// Read in all the entries
for (int i = 0; i < numEntries; i++)
{
// Read in the entry filename extension, offset, length, and filename without the extension
string entryFileExtension = PTStream.ReadCString(source, 4, Encoding.GetEncoding("Shift_JIS"));
int entryOffset = PTStream.ReadInt32(source);
int entryLength = PTStream.ReadInt32(source);
string entryFilename = PTStream.ReadCString(source, 20, Encoding.GetEncoding("Shift_JIS"));
if (entryFileExtension != String.Empty)
entryFileExtension = "." + entryFileExtension;
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, entryFilename + entryFileExtension);
}
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}
public SntArchiveReader(Stream source)
: base(source)
{
// Get the number of entries in the archive
source.Position += 48;
int numEntries = PTStream.ReadInt32(source);
entries = new ArchiveEntryCollection(this, numEntries);
source.Position += 8 + (numEntries * 20);
// Read in all the entries
for (int i = 0; i < numEntries; i++)
{
// Readin the entry offset and length
int entryLength = PTStream.ReadInt32(source);
int entryOffset = PTStream.ReadInt32(source) + 32;
// If this archive contains GIM textures, then it's possible that they may contain filenames.
// Let's check and see
string entryFname = String.Empty;
if (entryLength > 40)
{
long oldPosition = source.Position;
source.Position = startOffset + entryOffset;
if ((new GimTexture()).Is(source, entryLength, String.Empty))
{
// It's a GIM texture. Let's try to find a filename
source.Position += 36;
long fnameOffset = PTStream.ReadInt32(source) + 48;
if (fnameOffset < source.Length)
{
source.Position = startOffset + entryOffset + fnameOffset;
entryFname = Path.GetFileNameWithoutExtension(PTStream.ReadCString(source, (int)(source.Length - fnameOffset)));
if (entryFname != String.Empty)
{
entryFname += ".gim";
}
}
}
source.Position = oldPosition;
}
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, entryFname);
}
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}
public SntArchiveReader(Stream source) : base(source)
{
// Get the number of entries in the archive
source.Position += 48;
int numEntries = PTStream.ReadInt32(source);
entries = new ArchiveEntryCollection(this, numEntries);
source.Position += 8 + (numEntries * 20);
// Read in all the entries
for (int i = 0; i < numEntries; i++)
{
// Readin the entry offset and length
int entryLength = PTStream.ReadInt32(source);
int entryOffset = PTStream.ReadInt32(source) + 32;
// If this archive contains GIM textures, then it's possible that they may contain filenames.
// Let's check and see
string entryFname = String.Empty;
if (entryLength > 40)
{
long oldPosition = source.Position;
source.Position = startOffset + entryOffset;
if ((new GimTexture()).Is(source, entryLength, String.Empty))
{
// It's a GIM texture. Let's try to find a filename
source.Position += 36;
long fnameOffset = PTStream.ReadInt32(source) + 48;
if (fnameOffset < source.Length)
{
source.Position = startOffset + entryOffset + fnameOffset;
entryFname = Path.GetFileNameWithoutExtension(PTStream.ReadCString(source, (int)(source.Length - fnameOffset)));
if (entryFname != String.Empty)
{
entryFname += ".gim";
}
}
}
source.Position = oldPosition;
}
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, entryFname);
}
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}
public TxdStorybookArchiveReader(Stream source) : base(source)
{
var fileCount = PTStream.ReadInt32BEAt(source, 0x4);
entries = new ArchiveEntryCollection(this, fileCount);
for (int i = 0; i < fileCount; i++)
{
var fileName = PTStream.ReadCStringAt(source, 0x10 + (i * 0x28), 32);
var offset = PTStream.ReadUInt32BEAt(source, 0x08 + (i * 0x28));
var length = PTStream.ReadInt32BEAt(source, 0x0C + (i * 0x28));
fileName = string.IsNullOrWhiteSpace(fileName) ? fileName : Path.ChangeExtension(fileName, "GVR");
entries.Add(startOffset + offset, length, fileName);
}
}
public AcxArchiveReader(Stream source)
: base(source)
{
// Get the number of entries in the archive
source.Position += 4;
int numEntries = PTStream.ReadInt32BE(source);
entries = new ArchiveEntryCollection(this, numEntries);
// Read in all the entries
for (int i = 0; i < numEntries; i++)
{
// Read in the entry offset and length
int entryOffset = PTStream.ReadInt32BE(source);
int entryLength = PTStream.ReadInt32BE(source);
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, String.Empty);
}
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}
public AcxArchiveReader(Stream source) : base(source)
{
// Get the number of entries in the archive
source.Position += 4;
int numEntries = PTStream.ReadInt32BE(source);
entries = new ArchiveEntryCollection(this, numEntries);
// Read in all the entries
for (int i = 0; i < numEntries; i++)
{
// Read in the entry offset and length
int entryOffset = PTStream.ReadInt32BE(source);
int entryLength = PTStream.ReadInt32BE(source);
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, String.Empty);
}
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}
public AfsArchiveReader(Stream source) : base(source)
{
// Get the number of entries in the archive
source.Position += 4;
int numEntries = PTStream.ReadInt32(source);
entries = new ArchiveEntryCollection(this, numEntries);
// Get the offset of the metadata
source.Position += (numEntries * 8);
int metadataOffset = PTStream.ReadInt32(source);
// If the offset isn't stored there, then it is stored right before the offset of the first entry
if (metadataOffset == 0)
{
source.Position = startOffset + 8;
source.Position = PTStream.ReadInt32(source) - 8;
metadataOffset = PTStream.ReadInt32(source);
}
// Read in all the entries
for (int i = 0; i < numEntries; i++)
{
// Read in the entry offset and length
source.Position = startOffset + 8 + (i * 8);
int entryOffset = PTStream.ReadInt32(source);
int entryLength = PTStream.ReadInt32(source);
// Read in the entry file name
source.Position = metadataOffset + (i * 48);
string entryFname = PTStream.ReadCString(source, 32);
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, entryFname);
}
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}
public AfsArchiveReader(Stream source)
: base(source)
{
// Get the number of entries in the archive
source.Position += 4;
int numEntries = PTStream.ReadInt32(source);
entries = new ArchiveEntryCollection(this, numEntries);
// Get the offset of the metadata
source.Position += (numEntries * 8);
int metadataOffset = PTStream.ReadInt32(source);
// If the offset isn't stored there, then it is stored right before the offset of the first entry
if (metadataOffset == 0)
{
source.Position = startOffset + 8;
source.Position = PTStream.ReadInt32(source) - 8;
metadataOffset = PTStream.ReadInt32(source);
}
// Read in all the entries
for (int i = 0; i < numEntries; i++)
{
// Read in the entry offset and length
source.Position = startOffset + 8 + (i * 8);
int entryOffset = PTStream.ReadInt32(source);
int entryLength = PTStream.ReadInt32(source);
// Read in the entry file name
source.Position = metadataOffset + (i * 48);
string entryFname = PTStream.ReadCString(source, 32);
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, entryFname);
}
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}
public OneUnleashedArchiveReader(Stream source) : base(source)
{
// Get the number of entries in the archive
source.Position += 4;
int numEntries = PTStream.ReadInt32(source);
entries = new ArchiveEntryCollection(this, numEntries);
// Read in all the entries
for (int i = 0; i < numEntries; i++)
{
// Read in the entry filename, offset, and length
string entryFilename = PTStream.ReadCString(source, 56);
int entryOffset = PTStream.ReadInt32(source);
int entryLength = PTStream.ReadInt32(source);
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, entryFilename);
}
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}
public ArchiveWriter(Stream destination)
{
this.destination = destination;
entries = new ArchiveEntryCollection(this);
}
public PvmArchiveReader(Stream source) : base(source)
{
// The offset of the first entry
source.Position += 4;
int entryOffset = PTStream.ReadInt32(source) + 8;
int headerOffset = 0xC;
// Read what properties this archive stores for each texture
byte properties = PTStream.ReadByte(source);
hasFilenames = (properties & (1 << 3)) > 0;
hasFormats = (properties & (1 << 2)) > 0;
hasDimensions = (properties & (1 << 1)) > 0;
hasGlobalIndexes = (properties & (1 << 0)) > 0;
source.Position++;
// Determine the size of each entry in the entry table
tableEntryLength = 2;
if (hasFilenames)
{
tableEntryLength += 28;
}
if (hasFormats)
{
tableEntryLength += 2;
}
if (hasDimensions)
{
tableEntryLength += 2;
}
if (hasGlobalIndexes)
{
globalIndexOffset = tableEntryLength;
tableEntryLength += 4;
}
// Get the number of entries in the archive
ushort numEntries = PTStream.ReadUInt16(source);
entries = new ArchiveEntryCollection(this, numEntries);
// Read in all the entries
for (int i = 0; i < numEntries; i++)
{
// We need to need to determine the offset based on the length,
// which is stored in the texture data.
// We already have the entry offset
source.Position = startOffset + entryOffset + 4;
int entryLength = PTStream.ReadInt32(source) + 8;
string entryFname = String.Empty;
if (hasFilenames)
{
source.Position = startOffset + headerOffset + 2;
entryFname = PTStream.ReadCString(source, 28) + ".pvr";
headerOffset += tableEntryLength;
}
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, entryFname);
entryOffset += entryLength;
}
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}
public PvmArchiveReader(Stream source)
: base(source)
{
// The offset of the first entry
source.Position += 4;
int entryOffset = PTStream.ReadInt32(source) + 8;
int headerOffset = 0xC;
// Read what properties this archive stores for each texture
byte properties = PTStream.ReadByte(source);
hasFilenames = (properties & (1 << 3)) > 0;
hasFormats = (properties & (1 << 2)) > 0;
hasDimensions = (properties & (1 << 1)) > 0;
hasGlobalIndexes = (properties & (1 << 0)) > 0;
source.Position++;
// Determine the size of each entry in the entry table
tableEntryLength = 2;
if (hasFilenames) tableEntryLength += 28;
if (hasFormats) tableEntryLength += 2;
if (hasDimensions) tableEntryLength += 2;
if (hasGlobalIndexes)
{
globalIndexOffset = tableEntryLength;
tableEntryLength += 4;
}
// Get the number of entries in the archive
ushort numEntries = PTStream.ReadUInt16(source);
entries = new ArchiveEntryCollection(this, numEntries);
// Read in all the entries
for (int i = 0; i < numEntries; i++)
{
// We need to need to determine the offset based on the length,
// which is stored in the texture data.
// We already have the entry offset
source.Position = startOffset + entryOffset + 4;
int entryLength = PTStream.ReadInt32(source) + 8;
string entryFname = String.Empty;
if (hasFilenames)
{
source.Position = startOffset + headerOffset + 2;
entryFname = PTStream.ReadCString(source, 28) + ".pvr";
headerOffset += tableEntryLength;
}
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, entryFname);
entryOffset += entryLength;
}
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}
public ArchiveWriter(Stream destination)
{
this.destination = destination;
entries = new ArchiveEntryCollection(this);
}
public NarcArchiveReader(Stream source)
: base(source)
{
// Read the archive header
source.Position += 12;
ushort fatbOffset = PTStream.ReadUInt16(source); // Should always be 0x10
// Read the FATB chunk
source.Position = startOffset + fatbOffset + 4;
uint fntbOffset = fatbOffset + PTStream.ReadUInt32(source);
// Get the number of entries in the archive
int numEntries = PTStream.ReadInt32(source);
entries = new ArchiveEntryCollection(this, numEntries);
// Let's check to see if this is a Puyo Tetris PS3 NARC by checking the offset of the first file.
// It seems that offsets are stored differently than a normal NARC.
bool isPs3Narc = (PTStream.ReadUInt32(source) == 0);
// This is a Puyo Tetris PS3 NARC.
if (isPs3Narc)
{
// Read the FNTB chunk
source.Position = startOffset + fntbOffset + 4;
uint fimgOffset = fntbOffset + PTStream.ReadUInt32(source);
bool hasFilenames = (fimgOffset - fntbOffset != 16);
uint filenameOffset = fntbOffset + 8 + PTStream.ReadUInt32(source);
// Read in all the entries
source.Position = startOffset + fatbOffset + 12;
for (int i = 0; i < numEntries; i++)
{
// Read the entry offset and length
int entryOffset = PTStream.ReadInt32(source);
int entryLength = PTStream.ReadInt32(source) - entryOffset;
// Read the filename (if it has one)
string entryFname = String.Empty;
if (hasFilenames)
{
long oldPosition = source.Position;
source.Position = startOffset + filenameOffset;
byte fnameLength = PTStream.ReadByte(source);
// Puyo Tools can't handle directory names. Just skip over them for now.
if ((fnameLength & 0x80) != 0)
{
// Go only up to fimgOffset to prevent an infinite loop
// (though that should never happen for a properly formatted NARC).
while ((fnameLength & 0x80) != 0 && filenameOffset < fimgOffset)
{
fnameLength &= 0x7F;
filenameOffset += (uint)(fnameLength + 4);
source.Position += fnameLength + 3;
fnameLength = PTStream.ReadByte(source);
}
}
entryFname = PTStream.ReadCString(source, fnameLength);
filenameOffset += (uint)(fnameLength + 1);
source.Position = oldPosition;
}
// Add this entry to the collection
entries.Add(startOffset + fimgOffset + 8 + entryOffset, entryLength, entryFname);
}
}
// This is a NDS NARC.
else
{
// Read the FNTB chunk
source.Position = startOffset + fntbOffset + 4;
bool hasFilenames = (PTStream.ReadUInt32(source) == 8);
uint filenameOffset = fntbOffset + 8 + PTStream.ReadUInt32(source);
// Read in all the entries
source.Position = startOffset + fatbOffset + 12;
for (int i = 0; i < numEntries; i++)
{
// Read the entry offset and length
int entryOffset = PTStream.ReadInt32(source);
int entryLength = PTStream.ReadInt32(source) - entryOffset;
// Read the filename (if it has one)
string entryFname = String.Empty;
if (hasFilenames)
{
long oldPosition = source.Position;
source.Position = startOffset + filenameOffset;
byte fnameLength = PTStream.ReadByte(source);
entryFname = PTStream.ReadCString(source, fnameLength);
filenameOffset += (uint)(fnameLength + 1);
source.Position = oldPosition;
}
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, entryFname);
}
}
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}
public U8ArchiveReader(Stream source) : base(source)
{
// Read the archive header
source.Position += 4;
uint rootNodeOffset = PTStream.ReadUInt32BE(source);
uint nodesLength = PTStream.ReadUInt32BE(source);
uint dataOffset = PTStream.ReadUInt32BE(source);
// Go the root node
source.Position = startOffset + rootNodeOffset;
Node rootNode = new Node();
rootNode.Type = PTStream.ReadByte(source);
rootNode.NameOffset = (uint)(PTStream.ReadByte(source) << 24 | PTStream.ReadUInt16BE(source));
rootNode.DataOffset = PTStream.ReadUInt32BE(source);
rootNode.Length = PTStream.ReadUInt32BE(source);
entries = new ArchiveEntryCollection(this, (int)rootNode.Length - 1);
uint stringTableOffset = rootNodeOffset + (rootNode.Length * 12);
// rootNode.Length is essentially how many files are contained in the archive, so we'll do just that
for (int i = 0; i < rootNode.Length - 1; i++)
{
// Read in this node
Node node = new Node();
node.Type = PTStream.ReadByte(source);
node.NameOffset = (uint)(PTStream.ReadByte(source) << 24 | PTStream.ReadUInt16BE(source));
node.DataOffset = PTStream.ReadUInt32BE(source);
node.Length = PTStream.ReadUInt32BE(source);
// Create the archive entry, then check what type of node it is
long entryOffset = 0;
int entryLength = 0;
string entryFilename;
// A file node
if (node.Type == 0)
{
entryOffset = startOffset + node.DataOffset;
entryLength = (int)node.Length;
}
// A directory node
// In its present state, Puyo Tools can't handle directories in archives.
// In the meantime, we'll just skip it
else if (node.Type == 1)
{
continue;
}
// Get the filename for the entry
long oldPosition = source.Position;
source.Position = startOffset + stringTableOffset + node.NameOffset;
entryFilename = PTStream.ReadCString(source);
source.Position = oldPosition;
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, entryFilename);
}
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}
public GvmArchiveReader(Stream source)
: base(source)
{
// The offset of the first entry
source.Position += 4;
int entryOffset = PTStream.ReadInt32(source) + 8;
int headerOffset = 0xC;
// Read what properties this archive stores for each texture
source.Position++;
byte properties = PTStream.ReadByte(source);
hasFilenames = (properties & (1 << 3)) > 0;
hasFormats = (properties & (1 << 2)) > 0;
hasDimensions = (properties & (1 << 1)) > 0;
hasGlobalIndexes = (properties & (1 << 0)) > 0;
// Determine the size of each entry in the file table
tableEntryLength = 2;
if (hasFilenames) tableEntryLength += 28;
if (hasFormats) tableEntryLength += 2;
if (hasDimensions) tableEntryLength += 2;
if (hasGlobalIndexes)
{
globalIndexOffset = tableEntryLength;
tableEntryLength += 4;
}
// Get the number of entries in the archive
ushort numEntries = PTStream.ReadUInt16BE(source);
entries = new ArchiveEntryCollection(this, numEntries);
// Read in all the entries
for (int i = 0; i < numEntries; i++)
{
// We need to need to determine the offset based on the length, which is stored in the texture data.
// We already have the entry offset.
source.Position = startOffset + entryOffset + 4;
int entryLength = PTStream.ReadInt32(source) + 8;
string entryFname = String.Empty;
if (hasFilenames)
{
source.Position = startOffset + headerOffset + 2;
entryFname = PTStream.ReadCString(source, 28) + ".gvr";
headerOffset += tableEntryLength;
}
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, entryFname);
entryOffset += entryLength;
}
// Some Billy Hatcher textures have an oddity where the texture length is 16 more than what it
// actually should be. This seems to only effect the last texture of a GVM, and only some of them
// are affected. In that case, we will "fix" the GVRs in question.
needToFix = (entryOffset > source.Length);
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}
public U8ArchiveReader(Stream source)
: base(source)
{
// Read the archive header
source.Position += 4;
uint rootNodeOffset = PTStream.ReadUInt32BE(source);
uint nodesLength = PTStream.ReadUInt32BE(source);
uint dataOffset = PTStream.ReadUInt32BE(source);
// Go the root node
source.Position = startOffset + rootNodeOffset;
Node rootNode = new Node();
rootNode.Type = PTStream.ReadByte(source);
rootNode.NameOffset = (uint)(PTStream.ReadByte(source) << 24 | PTStream.ReadUInt16BE(source));
rootNode.DataOffset = PTStream.ReadUInt32BE(source);
rootNode.Length = PTStream.ReadUInt32BE(source);
entries = new ArchiveEntryCollection(this, (int)rootNode.Length - 1);
uint stringTableOffset = rootNodeOffset + (rootNode.Length * 12);
// rootNode.Length is essentially how many files are contained in the archive, so we'll do just that
for (int i = 0; i < rootNode.Length - 1; i++)
{
// Read in this node
Node node = new Node();
node.Type = PTStream.ReadByte(source);
node.NameOffset = (uint)(PTStream.ReadByte(source) << 24 | PTStream.ReadUInt16BE(source));
node.DataOffset = PTStream.ReadUInt32BE(source);
node.Length = PTStream.ReadUInt32BE(source);
// Create the archive entry, then check what type of node it is
long entryOffset = 0;
int entryLength = 0;
string entryFilename;
// A file node
if (node.Type == 0)
{
entryOffset = startOffset + node.DataOffset;
entryLength = (int)node.Length;
}
// A directory node
// In its present state, Puyo Tools can't handle directories in archives.
// In the meantime, we'll just skip it
else if (node.Type == 1)
{
continue;
}
// Get the filename for the entry
long oldPosition = source.Position;
source.Position = startOffset + stringTableOffset + node.NameOffset;
entryFilename = PTStream.ReadCString(source);
source.Position = oldPosition;
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, entryFilename);
}
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}
public NarcArchiveReader(Stream source) : base(source)
{
// Read the archive header
source.Position += 12;
ushort fatbOffset = PTStream.ReadUInt16(source); // Should always be 0x10
// Read the FATB chunk
source.Position = startOffset + fatbOffset + 4;
uint fntbOffset = fatbOffset + PTStream.ReadUInt32(source);
// Get the number of entries in the archive
int numEntries = PTStream.ReadInt32(source);
entries = new ArchiveEntryCollection(this, numEntries);
// Let's check to see if this is a Puyo Tetris PS3 NARC by checking the offset of the first file.
// It seems that offsets are stored differently than a normal NARC.
bool isPs3Narc = (PTStream.ReadUInt32(source) == 0);
// This is a Puyo Tetris PS3 NARC.
if (isPs3Narc)
{
// Read the FNTB chunk
source.Position = startOffset + fntbOffset + 4;
uint fimgOffset = fntbOffset + PTStream.ReadUInt32(source);
bool hasFilenames = (fimgOffset - fntbOffset != 16);
uint filenameOffset = fntbOffset + 8 + PTStream.ReadUInt32(source);
// Read in all the entries
source.Position = startOffset + fatbOffset + 12;
for (int i = 0; i < numEntries; i++)
{
// Read the entry offset and length
int entryOffset = PTStream.ReadInt32(source);
int entryLength = PTStream.ReadInt32(source) - entryOffset;
// Read the filename (if it has one)
string entryFname = String.Empty;
if (hasFilenames)
{
long oldPosition = source.Position;
source.Position = startOffset + filenameOffset;
byte fnameLength = PTStream.ReadByte(source);
// Puyo Tools can't handle directory names. Just skip over them for now.
if ((fnameLength & 0x80) != 0)
{
// Go only up to fimgOffset to prevent an infinite loop
// (though that should never happen for a properly formatted NARC).
while ((fnameLength & 0x80) != 0 && filenameOffset < fimgOffset)
{
fnameLength &= 0x7F;
filenameOffset += (uint)(fnameLength + 4);
source.Position += fnameLength + 3;
fnameLength = PTStream.ReadByte(source);
}
}
entryFname = PTStream.ReadCString(source, fnameLength);
filenameOffset += (uint)(fnameLength + 1);
source.Position = oldPosition;
}
// Add this entry to the collection
entries.Add(startOffset + fimgOffset + 8 + entryOffset, entryLength, entryFname);
}
}
// This is a NDS NARC.
else
{
// Read the FNTB chunk
source.Position = startOffset + fntbOffset + 4;
bool hasFilenames = (PTStream.ReadUInt32(source) == 8);
uint filenameOffset = fntbOffset + 8 + PTStream.ReadUInt32(source);
// Read in all the entries
source.Position = startOffset + fatbOffset + 12;
for (int i = 0; i < numEntries; i++)
{
// Read the entry offset and length
int entryOffset = PTStream.ReadInt32(source);
int entryLength = PTStream.ReadInt32(source) - entryOffset;
// Read the filename (if it has one)
string entryFname = String.Empty;
if (hasFilenames)
{
long oldPosition = source.Position;
source.Position = startOffset + filenameOffset;
byte fnameLength = PTStream.ReadByte(source);
entryFname = PTStream.ReadCString(source, fnameLength);
filenameOffset += (uint)(fnameLength + 1);
source.Position = oldPosition;
}
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, entryFname);
}
}
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}
public GvmArchiveReader(Stream source) : base(source)
{
// The offset of the first entry
source.Position += 4;
int entryOffset = PTStream.ReadInt32(source) + 8;
int headerOffset = 0xC;
// Read what properties this archive stores for each texture
source.Position++;
byte properties = PTStream.ReadByte(source);
hasFilenames = (properties & (1 << 3)) > 0;
hasFormats = (properties & (1 << 2)) > 0;
hasDimensions = (properties & (1 << 1)) > 0;
hasGlobalIndexes = (properties & (1 << 0)) > 0;
// Determine the size of each entry in the file table
tableEntryLength = 2;
if (hasFilenames)
{
tableEntryLength += 28;
}
if (hasFormats)
{
tableEntryLength += 2;
}
if (hasDimensions)
{
tableEntryLength += 2;
}
if (hasGlobalIndexes)
{
globalIndexOffset = tableEntryLength;
tableEntryLength += 4;
}
// Get the number of entries in the archive
ushort numEntries = PTStream.ReadUInt16BE(source);
entries = new ArchiveEntryCollection(this, numEntries);
// Read in all the entries
for (int i = 0; i < numEntries; i++)
{
// We need to need to determine the offset based on the length, which is stored in the texture data.
// We already have the entry offset.
source.Position = startOffset + entryOffset + 4;
int entryLength = PTStream.ReadInt32(source) + 8;
string entryFname = String.Empty;
if (hasFilenames)
{
source.Position = startOffset + headerOffset + 2;
entryFname = PTStream.ReadCString(source, 28) + ".gvr";
headerOffset += tableEntryLength;
}
// Add this entry to the collection
entries.Add(startOffset + entryOffset, entryLength, entryFname);
entryOffset += entryLength;
}
// Some Billy Hatcher textures have an oddity where the texture length is 16 more than what it
// actually should be. This seems to only effect the last texture of a GVM, and only some of them
// are affected. In that case, we will "fix" the GVRs in question.
needToFix = (entryOffset > source.Length);
// Set the position of the stream to the end of the file
source.Seek(0, SeekOrigin.End);
}