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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/@noble/hashes
Просмотр файла: _md.d.ts
/**
* Internal Merkle-Damgard hash utils.
* @module
*/
import { type Input, Hash } from './utils.ts';
/** Polyfill for Safari 14. https://caniuse.com/mdn-javascript_builtins_dataview_setbiguint64 */
export declare function setBigUint64(view: DataView, byteOffset: number, value: bigint, isLE: boolean): void;
/** Choice: a ? b : c */
export declare function Chi(a: number, b: number, c: number): number;
/** Majority function, true if any two inputs is true. */
export declare function Maj(a: number, b: number, c: number): number;
/**
* Merkle-Damgard hash construction base class.
* Could be used to create MD5, RIPEMD, SHA1, SHA2.
*/
export declare abstract class HashMD<T extends HashMD<T>> extends Hash<T> {
protected abstract process(buf: DataView, offset: number): void;
protected abstract get(): number[];
protected abstract set(...args: number[]): void;
abstract destroy(): void;
protected abstract roundClean(): void;
readonly blockLen: number;
readonly outputLen: number;
readonly padOffset: number;
readonly isLE: boolean;
protected buffer: Uint8Array;
protected view: DataView;
protected finished: boolean;
protected length: number;
protected pos: number;
protected destroyed: boolean;
constructor(blockLen: number, outputLen: number, padOffset: number, isLE: boolean);
update(data: Input): this;
digestInto(out: Uint8Array): void;
digest(): Uint8Array;
_cloneInto(to?: T): T;
clone(): T;
}
/**
* Initial SHA-2 state: fractional parts of square roots of first 16 primes 2..53.
* Check out `test/misc/sha2-gen-iv.js` for recomputation guide.
*/
/** Initial SHA256 state. Bits 0..32 of frac part of sqrt of primes 2..19 */
export declare const SHA256_IV: Uint32Array;
/** Initial SHA224 state. Bits 32..64 of frac part of sqrt of primes 23..53 */
export declare const SHA224_IV: Uint32Array;
/** Initial SHA384 state. Bits 0..64 of frac part of sqrt of primes 23..53 */
export declare const SHA384_IV: Uint32Array;
/** Initial SHA512 state. Bits 0..64 of frac part of sqrt of primes 2..19 */
export declare const SHA512_IV: Uint32Array;
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