public static byte[] FromHex(string s)
{
SecurityAssert.Assert(s.Length % 2 == 0);
var buffer = new byte[s.Length / 2];
for (var i = 0; i < buffer.Length; i++)
{
buffer[i] = (byte)(FromHex(s[2 * i]) << 4 | FromHex(s[2 * i + 1]));
}
return(buffer);
}
public static byte[] GetBytes(this BitArray arr, int bitOffset, int byteLength)
{
SecurityAssert.NotNull(arr);
SecurityAssert.Assert(bitOffset < arr.Length);
SecurityAssert.Assert(bitOffset + byteLength * 8 < arr.Length + 7);
var buffer = new byte[byteLength];
for (var i = 0; i < byteLength; i++)
{
buffer[i] = arr.GetByte(bitOffset + i * 8);
}
return(buffer);
}
