public static GameInfo GetGameInfo(byte[] romData, string fileName)
{
CompactGameInfo cgi;
var hash = string.Format("{0:X8}", CRC32.Calculate(romData));
if (db.TryGetValue(hash, out cgi))
{
return(new GameInfo(cgi));
}
hash = romData.HashMD5();
if (db.TryGetValue(hash, out cgi))
{
return(new GameInfo(cgi));
}
hash = romData.HashSHA1();
if (db.TryGetValue(hash, out cgi))
{
return(new GameInfo(cgi));
}
// rom is not in database. make some best-guesses
var game = new GameInfo
{
Hash = hash,
Status = RomStatus.NotInDatabase,
NotInDatabase = true
};
Console.WriteLine(
"Game was not in DB. CRC: {0:X8} MD5: {1}",
CRC32.Calculate(romData),
System.Security.Cryptography.MD5.Create().ComputeHash(romData).BytesToHexString());
var ext = Path.GetExtension(fileName).ToUpperInvariant();
switch (ext)
{
case ".NES":
case ".UNF":
case ".FDS":
game.System = "NES";
break;
case ".SFC":
case ".SMC":
game.System = "SNES";
break;
case ".GB":
game.System = "GB";
break;
case ".GBC":
game.System = "GBC";
break;
case ".GBA":
game.System = "GBA";
break;
case ".SMS":
game.System = "SMS";
break;
case ".GG":
game.System = "GG";
break;
case ".SG":
game.System = "SG";
break;
case ".GEN":
case ".MD":
case ".SMD":
game.System = "GEN";
break;
case ".PSF":
game.System = "PSX";
break;
case ".PCE":
game.System = "PCE";
break;
case ".SGX":
game.System = "SGX";
break;
case ".A26":
game.System = "A26";
break;
case ".A78":
game.System = "A78";
break;
case ".COL":
game.System = "Coleco";
break;
case ".INT":
game.System = "INTV";
break;
case ".PRG":
case ".D64":
case ".T64":
case ".G64":
case ".CRT":
game.System = "C64";
break;
case ".Z64":
case ".V64":
case ".N64":
game.System = "N64";
break;
case ".DEBUG":
game.System = "DEBUG";
break;
case ".WS":
case ".WSC":
game.System = "WSWAN";
break;
case ".LNX":
game.System = "Lynx";
break;
case ".83P":
game.System = "83P";
break;
case ".DSK":
case ".PO":
case ".DO":
game.System = "AppleII";
break;
}
game.Name = Path.GetFileNameWithoutExtension(fileName).Replace('_', ' ');
// If filename is all-caps, then attempt to proper-case the title.
if (game.Name == game.Name.ToUpperInvariant())
{
game.Name = Thread.CurrentThread.CurrentCulture.TextInfo.ToTitleCase(game.Name.ToLower());
}
return(game);
}
public static GameInfo GetGameInfo(byte[] romData, string fileName)
{
CompactGameInfo cgi;
var hash = $"{CRC32.Calculate(romData):X8}";
if (DB.TryGetValue(hash, out cgi))
{
return(new GameInfo(cgi));
}
hash = romData.HashMD5();
if (DB.TryGetValue(hash, out cgi))
{
return(new GameInfo(cgi));
}
hash = romData.HashSHA1();
if (DB.TryGetValue(hash, out cgi))
{
return(new GameInfo(cgi));
}
// rom is not in database. make some best-guesses
var game = new GameInfo
{
Hash = hash,
Status = RomStatus.NotInDatabase,
NotInDatabase = true
};
Console.WriteLine(
"Game was not in DB. CRC: {0:X8} MD5: {1}",
CRC32.Calculate(romData),
System.Security.Cryptography.MD5.Create().ComputeHash(romData).BytesToHexString());
var ext = Path.GetExtension(fileName)?.ToUpperInvariant();
switch (ext)
{
case ".NES":
case ".UNF":
case ".FDS":
game.System = "NES";
break;
case ".SFC":
case ".SMC":
game.System = "SNES";
break;
case ".GB":
game.System = "GB";
break;
case ".GBC":
game.System = "GBC";
break;
case ".GBA":
game.System = "GBA";
break;
case ".SMS":
game.System = "SMS";
break;
case ".GG":
game.System = "GG";
break;
case ".SG":
game.System = "SG";
break;
case ".GEN":
case ".MD":
case ".SMD":
game.System = "GEN";
break;
case ".PSF":
case ".MINIPSF":
game.System = "PSX";
break;
case ".PCE":
game.System = "PCE";
break;
case ".SGX":
game.System = "SGX";
break;
case ".A26":
game.System = "A26";
break;
case ".A78":
game.System = "A78";
break;
case ".COL":
game.System = "Coleco";
break;
case ".INT":
game.System = "INTV";
break;
case ".PRG":
case ".D64":
case ".T64":
case ".G64":
case ".CRT":
game.System = "C64";
break;
case ".TZX":
case ".PZX":
game.System = "ZXSpectrum";
break;
case ".TAP":
byte[] head = romData.Take(8).ToArray();
if (System.Text.Encoding.Default.GetString(head).Contains("C64-TAPE"))
{
game.System = "C64";
}
else
{
game.System = "ZXSpectrum";
}
break;
case ".Z64":
case ".V64":
case ".N64":
game.System = "N64";
break;
case ".DEBUG":
game.System = "DEBUG";
break;
case ".WS":
case ".WSC":
game.System = "WSWAN";
break;
case ".LNX":
game.System = "Lynx";
break;
case ".83P":
game.System = "83P";
break;
case ".DSK":
byte[] head2 = romData.Take(20).ToArray();
string ident = System.Text.Encoding.Default.GetString(head2);
if (ident.ToUpper().Contains("EXTENDED CPC DSK") ||
ident.ToUpper().Contains("MV - CPC"))
{
game.System = "ZXSpectrum";
}
else
{
game.System = "AppleII";
}
break;
case ".PO":
case ".DO":
game.System = "AppleII";
break;
case ".VB":
game.System = "VB";
break;
case ".NGP":
case ".NGC":
game.System = "NGP";
break;
case ".O2":
game.System = "O2";
break;
case ".UZE":
game.System = "UZE";
break;
case ".32X":
game.System = "32X";
game.AddOption("32X", "true");
break;
}
game.Name = Path.GetFileNameWithoutExtension(fileName)?.Replace('_', ' ');
// If filename is all-caps, then attempt to proper-case the title.
if (!string.IsNullOrWhiteSpace(game.Name) && game.Name == game.Name.ToUpperInvariant())
{
game.Name = Thread.CurrentThread.CurrentCulture.TextInfo.ToTitleCase(game.Name.ToLower());
}
return(game);
}