crypto::Poseidon2Bn254ScalarFieldParams Struct Reference

Public Types
using	FF = barretenberg::fr

Static Public Attributes
static constexpr size_t	t = 4
static constexpr size_t	d = 5
static constexpr size_t	rounds_f = 8
static constexpr size_t	rounds_p = 56
static constexpr size_t	sbox_size = 254
static constexpr std::array< FF, t >	internal_matrix_diagonal
static constexpr std::array< std::array< FF, t >, t >	internal_matrix
static constexpr std::array< std::array< FF, t >, rounds_f+rounds_p >	round_constants
static constexpr std::array< FF, t >	TEST_VECTOR_INPUT
static constexpr std::array< FF, t >	TEST_VECTOR_OUTPUT

Member Data Documentation

internal_matrix

constexpr std::array<std::array<FF, t>, t> crypto::Poseidon2Bn254ScalarFieldParams::internal_matrix

staticconstexpr

Initial value:

= {
        std::array<FF, t>{
            FF(std::string("0x10dc6e9c006ea38b04b1e03b4bd9490c0d03f98929ca1d7fb56821fd19d3b6e8")),
            FF(std::string("0x0000000000000000000000000000000000000000000000000000000000000001")),
            FF(std::string("0x0000000000000000000000000000000000000000000000000000000000000001")),
            FF(std::string("0x0000000000000000000000000000000000000000000000000000000000000001")),
        },
        std::array<FF, t>{
            FF(std::string("0x0000000000000000000000000000000000000000000000000000000000000001")),
            FF(std::string("0x0c28145b6a44df3e0149b3d0a30b3bb599df9756d4dd9b84a86b38cfb45a740c")),
            FF(std::string("0x0000000000000000000000000000000000000000000000000000000000000001")),
            FF(std::string("0x0000000000000000000000000000000000000000000000000000000000000001")),
        },
        std::array<FF, t>{
            FF(std::string("0x0000000000000000000000000000000000000000000000000000000000000001")),
            FF(std::string("0x0000000000000000000000000000000000000000000000000000000000000001")),
            FF(std::string("0x00544b8338791518b2c7645a50392798b21f75bb60e3596170067d00141cac16")),
            FF(std::string("0x0000000000000000000000000000000000000000000000000000000000000001")),
        },
        std::array<FF, t>{
            FF(std::string("0x0000000000000000000000000000000000000000000000000000000000000001")),
            FF(std::string("0x0000000000000000000000000000000000000000000000000000000000000001")),
            FF(std::string("0x0000000000000000000000000000000000000000000000000000000000000001")),
            FF(std::string("0x222c01175718386f2e2e82eb122789e352e105a3b8fa852613bc534433ee428c")),
        },
    }

internal_matrix_diagonal

constexpr std::array<FF, t> crypto::Poseidon2Bn254ScalarFieldParams::internal_matrix_diagonal

staticconstexpr

Initial value:

= {
        FF(std::string("0x10dc6e9c006ea38b04b1e03b4bd9490c0d03f98929ca1d7fb56821fd19d3b6e7")),
        FF(std::string("0x0c28145b6a44df3e0149b3d0a30b3bb599df9756d4dd9b84a86b38cfb45a740b")),
        FF(std::string("0x00544b8338791518b2c7645a50392798b21f75bb60e3596170067d00141cac15")),
        FF(std::string("0x222c01175718386f2e2e82eb122789e352e105a3b8fa852613bc534433ee428b")),
    }

TEST_VECTOR_INPUT

constexpr std::array<FF, t> crypto::Poseidon2Bn254ScalarFieldParams::TEST_VECTOR_INPUT

staticconstexpr

Initial value:

{
        FF(std::string("0x0000000000000000000000000000000000000000000000000000000000000000")),
        FF(std::string("0x0000000000000000000000000000000000000000000000000000000000000001")),
        FF(std::string("0x0000000000000000000000000000000000000000000000000000000000000002")),
        FF(std::string("0x0000000000000000000000000000000000000000000000000000000000000003")),
    }

TEST_VECTOR_OUTPUT

constexpr std::array<FF, t> crypto::Poseidon2Bn254ScalarFieldParams::TEST_VECTOR_OUTPUT

staticconstexpr

Initial value:

{
        FF(std::string("0x01bd538c2ee014ed5141b29e9ae240bf8db3fe5b9a38629a9647cf8d76c01737")),
        FF(std::string("0x239b62e7db98aa3a2a8f6a0d2fa1709e7a35959aa6c7034814d9daa90cbac662")),
        FF(std::string("0x04cbb44c61d928ed06808456bf758cbf0c18d1e15a7b6dbc8245fa7515d5e3cb")),
        FF(std::string("0x2e11c5cff2a22c64d01304b778d78f6998eff1ab73163a35603f54794c30847a")),
    }

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The documentation for this struct was generated from the following file:

• src/barretenberg/crypto/poseidon2/poseidon2_params.hpp