37 lines
1.0 KiB
Plaintext
37 lines
1.0 KiB
Plaintext
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#pragma curve bn128
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// Parameters are based on: https://github.com/HarryR/ethsnarks/tree/9cdf0117c2e42c691e75b98979cb29b099eca998/src/jubjub
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// Note: parameters will be updated soon to be more compatible with zCash's implementation
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struct BabyJubJubParams {
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field JUBJUB_C;
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field JUBJUB_A;
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field JUBJUB_D;
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field MONT_A;
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field MONT_B;
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field[2] INFINITY;
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field Gu;
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field Gv;
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}
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const BabyJubJubParams BABYJUBJUB_PARAMS = BabyJubJubParams {
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// Order of the curve for reference: 21888242871839275222246405745257275088614511777268538073601725287587578984328
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JUBJUB_C: 8, // Cofactor
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JUBJUB_A: 168700, // Coefficient A
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JUBJUB_D: 168696, // Coefficient D
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// Montgomery parameters
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MONT_A: 168698,
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MONT_B: 1,
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// Point at infinity
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INFINITY: [0, 1],
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// Generator
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Gu: 16540640123574156134436876038791482806971768689494387082833631921987005038935,
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Gv: 20819045374670962167435360035096875258406992893633759881276124905556507972311
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};
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def main() -> BabyJubJubParams {
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return BABYJUBJUB_PARAMS;
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}
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