public static unsafe string SFileGetFileHash(MpqFileSafeHandle hFile)
{
if (hFile.IsInvalid || hFile.IsClosed)
{
throw new InvalidOperationException();
}
var handle = hFile.DangerousGetHandle();
var header = (_TMPQFileHeader *)handle.ToPointer();
var md5 = header->pFileEntry->md5;
var chars = new char[32];
fixed(char *c = chars)
{
int b;
for (var i = 0; i < 16; i++)
{
b = md5[i] >> 4;
c[i * 2] = (char)(55 + b + (((b - 10) >> 31) & -7));
b = md5[i] & 0xF;
c[i * 2 + 1] = (char)(55 + b + (((b - 10) >> 31) & -7));
}
return(new string(c).Substring(0, 32));
}
}
public static unsafe uint SFileGetFilePointer(MpqFileSafeHandle hFile)
{
if (hFile.IsInvalid || hFile.IsClosed)
{
throw new InvalidOperationException();
}
var handle = hFile.DangerousGetHandle();
var header = (_TMPQFileHeader *)handle.ToPointer();
return(header->dwFilePos);
}
public static unsafe DateTime?SFileGetFileTime(MpqFileSafeHandle hFile)
{
if (hFile.IsInvalid || hFile.IsClosed)
{
throw new InvalidOperationException();
}
var handle = hFile.DangerousGetHandle();
var header = (_TMPQFileHeader *)handle.ToPointer();
var time = header->pFileEntry->FileTime;
if (time == 0)
{
return(null);
}
else
{
return(DateTime.FromFileTimeUtc((long)time));
}
}
