private static void BuildCharMapFromIso(Stream iso, out GenericCharMap outCharmap, out IList <Glyph> customGlyphs)
{
var rootDirEnt = DirectoryEntry.GetPsxDirectoryEntries(iso, FFTText.PsxRootDirEntSector, 1);
var charMapEntry = rootDirEnt.Find(d => d.Filename == FFTText.PsxCharmapFileName);
System.Diagnostics.Debug.Assert(charMapEntry.Sector == FFTText.PsxCharmapSector);
var charmapBytes = PsxIso.GetBlock(iso, new PsxIso.KnownPosition((PsxIso.Sectors)FFTText.PsxCharmapSector, 0,
(int)charMapEntry.Size));
Dictionary <int, string> myCharmap = new Dictionary <int, string>();
using (MemoryStream memStream = new MemoryStream(charmapBytes))
using (TextReader reader = new StreamReader(memStream, Encoding.UTF8))
{
// Get header line
reader.ReadLine();
string currentLine = string.Empty;
while ((currentLine = reader.ReadLine()) != null)
{
string[] cols = currentLine.Split('\t');
int index = int.Parse(cols[0], System.Globalization.NumberStyles.HexNumber);
myCharmap[index] = cols[1];
}
}
outCharmap = new NonDefaultCharMap(myCharmap);
customGlyphs = null;
}
public static IList <DirectoryEntry> GetPsxDirectoryEntries(Stream iso, int sectorOfParentEntry, int numSectors)
{
int sector = sectorOfParentEntry;
int length = numSectors;
byte[] bytes = PsxIso.GetBlock(iso, new PsxIso.KnownPosition((PatcherLib.Iso.PsxIso.Sectors)sector, 0, length * 2048));
return(BuildDirectoryEntriesFromBytes(bytes));
}
public static bool DoesPsxIsoHaveDtePatches(System.IO.Stream iso)
{
foreach (var pba in psxDtePatches)
{
byte[] patchBytes = pba.GetBytes();
byte[] streambytes =
PsxIso.GetBlock(iso, new PsxIso.KnownPosition((PsxIso.Sectors)pba.Sector, (int)pba.Offset, patchBytes.Length));
if (!Utilities.CompareArrays(patchBytes, streambytes))
{
return(false);
}
}
return(true);
}
public static void GetCharMap(Stream iso, out GenericCharMap outCharmap, out IList <Glyph> customGlyphs)
{
var matchBytes = Encoding.UTF8.GetBytes(FFTText.CharmapHeader);
var isoBytes = PsxIso.GetBlock(iso, new PsxIso.KnownPosition((PsxIso.Sectors)FFTText.PsxCharmapSector, 0,
matchBytes.Length));
if (Utilities.CompareArrays(matchBytes, isoBytes))
{
BuildCharMapFromIso(iso, out outCharmap, out customGlyphs);
}
else
{
IList <byte> dteBytes = PsxIso.ReadFile(iso, DTE.PsxDteTable);
outCharmap = GetCharMap(dteBytes);
customGlyphs = null;
}
}
public static bool DoesPsxIsoHaveDtePatches(System.IO.Stream iso)
{
var matchBytes = Encoding.UTF8.GetBytes(FFTText.CharmapHeader);
var isoBytes = PsxIso.GetBlock(iso, new PsxIso.KnownPosition((PsxIso.Sectors)FFTText.PsxCharmapSector, 0,
matchBytes.Length));
if (Utilities.CompareArrays(matchBytes, isoBytes))
{
return(true);
}
foreach (var pba in psxDtePatches)
{
byte[] patchBytes = pba.GetBytes();
byte[] streambytes =
PsxIso.GetBlock(iso, new PsxIso.KnownPosition((PsxIso.Sectors)pba.Sector, (int)pba.Offset, patchBytes.Length));
if (!Utilities.CompareArrays(patchBytes, streambytes))
{
return(false);
}
}
return(true);
}