/// <summary>
/// Parse the file table.
/// </summary>
/// <returns>Number of files found.</returns>
public override int ParseFileTable()
{
// Set correct position for data section
this.dataCluster = this.tableCluster +
((this.numFiles * 16) / this.clusterSize);
if ((this.numFiles * 16) % this.clusterSize != 0)
{
this.dataCluster++;
}
long offset = this.clusterSize * this.tableCluster;
this.fileTable = new List <FileItem>();
string fileNameBase;
{ // Get file name base
int fileNameStart = this.container.Name.LastIndexOf('\\') + 1;
int fileNameEnd = this.container.Name.LastIndexOf('.');
if (fileNameEnd == -1)
{
fileNameEnd = this.container.Name.Length;
}
fileNameBase = this.container.Name.Substring(fileNameStart, fileNameEnd - fileNameStart);
}
while (true)
{
Uni2FileItem item = new Uni2FileItem();
item.fileId = StreamUtility.ReadUIntFromStream(this.container, offset);
item.startCluster = StreamUtility.ReadUIntFromStream(this.container, offset + 4);
item.lengthCluster = StreamUtility.ReadUIntFromStream(this.container, offset + 8);
item.lengthByte = StreamUtility.ReadUIntFromStream(this.container, offset + 12);
offset += 16;
if (item.isValid())
{
FileItem FileItem = ConvertUni2ToGeneral(item, fileNameBase + "-" + Convert.ToSingle(item.fileId));
uint fileIdentifier = StreamUtility.ReadUIntFromStream(this.container, FileItem.FileOffset);
string fileExt = StreamUtility.GetFileExtension(fileIdentifier);
FileItem.FileName += "." + fileExt;
fileTable.Add(FileItem);
}
else
{
break;
}
}
if (fileTable.Count != this.numFiles)
{
throw new FormatException(this.container.Name + ": The real number of files doesn't match the header value!" + System.Environment.NewLine +
"The header indicated: " + Convert.ToString(this.numFiles) + System.Environment.NewLine +
"The real number of files: " + Convert.ToString(fileTable.Count));
}
return(fileTable.Count);
}
/// <summary>
/// Parse the file table.
/// </summary>
/// <returns>Number of files found.</returns>
public override int ParseFileTable()
{
long offset = 8;
uint fid = 0;
this.fileTable = new List <FileItem>();
string fileNameBase;
{ // Get file name base
int fileNameStart = this.container.Name.LastIndexOf('\\') + 1;
int fileNameEnd = this.container.Name.LastIndexOf('.');
if (fileNameEnd == -1)
{
fileNameEnd = this.container.Name.Length;
}
fileNameBase = this.container.Name.Substring(fileNameStart, fileNameEnd - fileNameStart);
}
while (true)
{
Lnk4FileItem item = new Lnk4FileItem();
item.fileId = fid;
item.startOffset = StreamUtility.ReadUIntFromStream(this.container, offset, false) << 11;
offset += 4;
item.length = StreamUtility.ReadUIntFromStream(this.container, offset, false) << 10;
offset += 4;
if (item.isValid())
{
FileItem FileItem = ConvertLnk4ToGeneral(item, fileNameBase + "-" + Convert.ToSingle(item.fileId));
uint fileIdentifier = StreamUtility.ReadUIntFromStream(this.container, FileItem.FileOffset);
string fileExt = StreamUtility.GetFileExtension(fileIdentifier);
FileItem.FileName += "." + fileExt;
fileTable.Add(FileItem);
}
else
{
break;
}
fid++;
}
return(fileTable.Count);
}
/// <summary>
/// Parse the file table.
/// </summary>
/// <returns>Number of files found.</returns>
public override int ParseFileTable()
{
long offset = this.tableOffset;
uint[] fileOffset = new uint[numFiles + 1];
this.fileTable = new List <FileItem>();
// Read file offsets
for (int i = 0; i < numFiles; i++)
{
fileOffset[i] = StreamUtility.ReadUIntFromStream(this.container, offset);
offset += 4;
}
fileOffset[numFiles] = (uint)this.container.Length;
string fileNameBase;
{ // Get file name base
int fileNameStart = this.container.Name.LastIndexOf('\\') + 1;
int fileNameEnd = this.container.Name.LastIndexOf('.');
if (fileNameEnd == -1)
{
fileNameEnd = this.container.Name.Length;
}
fileNameBase = this.container.Name.Substring(fileNameStart, fileNameEnd - fileNameStart);
}
for (int i = 0; i < numFiles; i++)
{
FileItem item = new FileItem(this.container);
item.FileName = fileNameBase + "-" + Convert.ToSingle(i);
item.FileSize = fileOffset[i + 1] - fileOffset[i];
item.FileOffset = fileOffset[i];
uint fileIdentifier = StreamUtility.ReadUIntFromStream(this.container, item.FileOffset);
string fileExt = StreamUtility.GetFileExtension(fileIdentifier);
item.FileName += "." + fileExt;
fileTable.Add(item);
}
return(fileTable.Count);
}
/// <summary>
/// Construct a Afs file.
/// </summary>
/// <param name="file">File stream.</param>
public AfsContainer(FileStream file)
: base(file)
{
long offset = 0;
// Confirm 'Afs' identifier
uint identifier = StreamUtility.ReadUIntFromStream(this.container, offset);
offset += 4;
if (!StreamUtility.GetFileExtension(identifier).Equals("afs")) // If file identifier is not Afs
{
throw new FormatException(container.Name + ": File is not Afs format!");
}
// Get file address
this.numFiles = StreamUtility.ReadUIntFromStream(this.container, offset, false);
offset += 4;
this.containerType = "Sega AFS";
}
/// <summary>
/// Parse the file table.
/// </summary>
/// <returns>Number of files found.</returns>
public override int ParseFileTable()
{
long offset = 8;
uint fid = 0;
this.fileTable = new List <FileItem>();
string fileNameBase;
{ // Get file name base
int fileNameStart = this.container.Name.LastIndexOf('\\') + 1;
int fileNameEnd = this.container.Name.LastIndexOf('.');
if (fileNameEnd == -1)
{
fileNameEnd = this.container.Name.Length;
}
fileNameBase = this.container.Name.Substring(fileNameStart, fileNameEnd - fileNameStart);
}
while (true)
{
AfsFileItem item = new AfsFileItem();
item.fileId = fid;
item.startOffset = StreamUtility.ReadUIntFromStream(this.container, offset, false);
offset += 4;
item.length = StreamUtility.ReadUIntFromStream(this.container, offset, false);
offset += 4;
if (item.isValid())
{
FileItem fileItem = ConvertAfsToGeneral(item, fileNameBase + "-" + Convert.ToSingle(item.fileId));
uint fileIdentifier = StreamUtility.ReadUIntFromStream(this.container, fileItem.FileOffset);
string fileExt = StreamUtility.GetFileExtension(fileIdentifier);
fileItem.FileName += "." + fileExt;
fileTable.Add(fileItem);
}
else
{
break;
}
fid++;
}
if (fileTable.Count == this.numFiles + 1)
{
// The last one is the file property table.
FileItem fileItem = fileTable[fileTable.Count - 1];
offset = fileItem.FileOffset;
// Retrieve file names
for (int i = 0; i < this.numFiles; i++)
{
fileTable[i].FileName = StreamUtility.ReadStringFromStream(this.container, offset, -1);
offset += 0x30;
}
// Remove the file property table
fileTable.RemoveAt(fileTable.Count - 1);
}
if (fileTable.Count != this.numFiles)
{
throw new FormatException(this.container.Name + ": The real number of files doesn't match the header value!" + System.Environment.NewLine +
"The header indicated: " + Convert.ToString(this.numFiles) + System.Environment.NewLine +
"The real number of files: " + Convert.ToString(fileTable.Count));
}
return(fileTable.Count);
}
