Module anemoi_4_3

An instantiation of Anemoi with state width 4 and rate 3 aimed at providing 128 bits security. Implementation of the Anemoi permutation

Structs

• AnemoiDigest
  An Anemoi Digest for the Anemoi Hash over Felt
• AnemoiVesta_4_3
  An Anemoi instantiation over Vesta basefield with 2 columns and rate 3.

Constants

• DIGEST_SIZE
  One element (32-bytes) is returned as digest.
• NUM_COLUMNS
  The state is divided into two even-length rows.
• NUM_HASH_ROUNDS
  The number of rounds is set to 14 to provide 128-bit security level.
• RATE_WIDTH
  3 elements of the state are reserved for rate.
• STATE_WIDTH
  Function state is set to 4 field elements or 128 bytes. 1 element of the state is reserved for capacity.