vendor/base64ct/src/alphabet/bcrypt.rs

   1 //! bcrypt Base64 encoding.
   2
   3 use super::{Alphabet, DecodeStep, EncodeStep};
   4
   5 /// bcrypt Base64 encoding.
   6 ///
   7 /// ```text
   8 /// ./         [A-Z]      [a-z]     [0-9]
   9 /// 0x2e-0x2f, 0x41-0x5a, 0x61-0x7a, 0x30-0x39
  10 /// ```
  11 #[derive(Copy, Clone, Debug, Eq, PartialEq)]
  12 pub struct Base64Bcrypt;
  13
  14 impl Alphabet for Base64Bcrypt {
  15     const BASE: u8 = b'.';
  16
  17     const DECODER: &'static [DecodeStep] = &[
  18         DecodeStep::Range(b'.'..=b'/', -45),
  19         DecodeStep::Range(b'A'..=b'Z', -62),
  20         DecodeStep::Range(b'a'..=b'z', -68),
  21         DecodeStep::Range(b'0'..=b'9', 7),
  22     ];
  23
  24     const ENCODER: &'static [EncodeStep] = &[
  25         EncodeStep::Apply(b'/', 17),
  26         EncodeStep::Apply(b'Z', 6),
  27         EncodeStep::Apply(b'z', -75),
  28     ];
  29
  30     const PADDED: bool = false;
  31
  32     type Unpadded = Self;
  33 }