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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/@noble/curves/abstract
Просмотр файла: poseidon.d.ts
import { type IField } from './modular.ts';
export type PoseidonBasicOpts = {
Fp: IField<bigint>;
t: number;
roundsFull: number;
roundsPartial: number;
isSboxInverse?: boolean;
};
export type PoseidonGrainOpts = PoseidonBasicOpts & {
sboxPower?: number;
};
type PoseidonConstants = {
mds: bigint[][];
roundConstants: bigint[][];
};
export declare function grainGenConstants(opts: PoseidonGrainOpts, skipMDS?: number): PoseidonConstants;
export type PoseidonOpts = PoseidonBasicOpts & PoseidonConstants & {
sboxPower?: number;
reversePartialPowIdx?: boolean;
};
export declare function validateOpts(opts: PoseidonOpts): Readonly<{
rounds: number;
sboxFn: (n: bigint) => bigint;
roundConstants: bigint[][];
mds: bigint[][];
Fp: IField<bigint>;
t: number;
roundsFull: number;
roundsPartial: number;
sboxPower?: number;
reversePartialPowIdx?: boolean;
}>;
export declare function splitConstants(rc: bigint[], t: number): bigint[][];
export type PoseidonFn = {
(values: bigint[]): bigint[];
roundConstants: bigint[][];
};
/** Poseidon NTT-friendly hash. */
export declare function poseidon(opts: PoseidonOpts): PoseidonFn;
export declare class PoseidonSponge {
private Fp;
readonly rate: number;
readonly capacity: number;
readonly hash: PoseidonFn;
private state;
private pos;
private isAbsorbing;
constructor(Fp: IField<bigint>, rate: number, capacity: number, hash: PoseidonFn);
private process;
absorb(input: bigint[]): void;
squeeze(count: number): bigint[];
clean(): void;
clone(): PoseidonSponge;
}
export type PoseidonSpongeOpts = Omit<PoseidonOpts, 't'> & {
rate: number;
capacity: number;
};
/**
* The method is not defined in spec, but nevertheless used often.
* Check carefully for compatibility: there are many edge cases, like absorbing an empty array.
* We cross-test against:
* - https://github.com/ProvableHQ/snarkVM/tree/staging/algorithms
* - https://github.com/arkworks-rs/crypto-primitives/tree/main
*/
export declare function poseidonSponge(opts: PoseidonSpongeOpts): () => PoseidonSponge;
export {};
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