private static string GenerateGuidString(FastGuid guid)
{
return(string.Create(13, guid.IdValue, (buffer, value) =>
{
char[] encode32Chars = s_encode32Chars;
buffer[12] = encode32Chars[value & 31];
buffer[11] = encode32Chars[(value >> 5) & 31];
buffer[10] = encode32Chars[(value >> 10) & 31];
buffer[9] = encode32Chars[(value >> 15) & 31];
buffer[8] = encode32Chars[(value >> 20) & 31];
buffer[7] = encode32Chars[(value >> 25) & 31];
buffer[6] = encode32Chars[(value >> 30) & 31];
buffer[5] = encode32Chars[(value >> 35) & 31];
buffer[4] = encode32Chars[(value >> 40) & 31];
buffer[3] = encode32Chars[(value >> 45) & 31];
buffer[2] = encode32Chars[(value >> 50) & 31];
buffer[1] = encode32Chars[(value >> 55) & 31];
buffer[0] = encode32Chars[(value >> 60) & 31];
}));
}
private static unsafe string GenerateGuidString(FastGuid guid)
{
// stackalloc to allocate array on stack rather than heap
char *charBuffer = stackalloc char[13];
// ID
charBuffer[0] = _encode32Chars[(int)(guid.IdValue >> 60) & 31];
charBuffer[1] = _encode32Chars[(int)(guid.IdValue >> 55) & 31];
charBuffer[2] = _encode32Chars[(int)(guid.IdValue >> 50) & 31];
charBuffer[3] = _encode32Chars[(int)(guid.IdValue >> 45) & 31];
charBuffer[4] = _encode32Chars[(int)(guid.IdValue >> 40) & 31];
charBuffer[5] = _encode32Chars[(int)(guid.IdValue >> 35) & 31];
charBuffer[6] = _encode32Chars[(int)(guid.IdValue >> 30) & 31];
charBuffer[7] = _encode32Chars[(int)(guid.IdValue >> 25) & 31];
charBuffer[8] = _encode32Chars[(int)(guid.IdValue >> 20) & 31];
charBuffer[9] = _encode32Chars[(int)(guid.IdValue >> 15) & 31];
charBuffer[10] = _encode32Chars[(int)(guid.IdValue >> 10) & 31];
charBuffer[11] = _encode32Chars[(int)(guid.IdValue >> 5) & 31];
charBuffer[12] = _encode32Chars[(int)guid.IdValue & 31];
// string ctor overload that takes char*
return(new string(charBuffer, 0, 13));
}
