| static private ReadSignature ( System s ) : int | ||
| s | System | |
| return | int | |
// Token: 0x06000346 RID: 838 RVA: 0x00018314 File Offset: 0x00016514
internal static long FindSignature(Stream stream, int SignatureToFind)
{
long position = stream.Position;
int num = 65536;
byte[] array = new byte[]
{
(byte)(SignatureToFind >> 24),
(byte)((SignatureToFind & 16711680) >> 16),
(byte)((SignatureToFind & 65280) >> 8),
(byte)(SignatureToFind & 255)
};
byte[] array2 = new byte[num];
bool flag = false;
do
{
int num2 = stream.Read(array2, 0, array2.Length);
if (num2 == 0)
{
break;
}
for (int i = 0; i < num2; i++)
{
if (array2[i] == array[3])
{
long position2 = stream.Position;
stream.Seek((long)(i - num2), SeekOrigin.Current);
int num3 = SharedUtilities.ReadSignature(stream);
flag = (num3 == SignatureToFind);
if (flag)
{
break;
}
stream.Seek(position2, SeekOrigin.Begin);
}
}
}while (!flag);
if (!flag)
{
stream.Seek(position, SeekOrigin.Begin);
return(-1L);
}
return(stream.Position - position - 4L);
}
