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qwen/nodejs/node_modules/@noble/hashes/sha2.d.ts

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+/**
+ * SHA2 hash function. A.k.a. sha256, sha384, sha512, sha512_224, sha512_256.
+ * SHA256 is the fastest hash implementable in JS, even faster than Blake3.
+ * Check out [RFC 4634](https://datatracker.ietf.org/doc/html/rfc4634) and
+ * [FIPS 180-4](https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.180-4.pdf).
+ * @module
+ */
+import { HashMD } from './_md.ts';
+import { type CHash } from './utils.ts';
+export declare class SHA256 extends HashMD<SHA256> {
+    protected A: number;
+    protected B: number;
+    protected C: number;
+    protected D: number;
+    protected E: number;
+    protected F: number;
+    protected G: number;
+    protected H: number;
+    constructor(outputLen?: number);
+    protected get(): [number, number, number, number, number, number, number, number];
+    protected set(A: number, B: number, C: number, D: number, E: number, F: number, G: number, H: number): void;
+    protected process(view: DataView, offset: number): void;
+    protected roundClean(): void;
+    destroy(): void;
+}
+export declare class SHA224 extends SHA256 {
+    protected A: number;
+    protected B: number;
+    protected C: number;
+    protected D: number;
+    protected E: number;
+    protected F: number;
+    protected G: number;
+    protected H: number;
+    constructor();
+}
+export declare class SHA512 extends HashMD<SHA512> {
+    protected Ah: number;
+    protected Al: number;
+    protected Bh: number;
+    protected Bl: number;
+    protected Ch: number;
+    protected Cl: number;
+    protected Dh: number;
+    protected Dl: number;
+    protected Eh: number;
+    protected El: number;
+    protected Fh: number;
+    protected Fl: number;
+    protected Gh: number;
+    protected Gl: number;
+    protected Hh: number;
+    protected Hl: number;
+    constructor(outputLen?: number);
+    protected get(): [
+        number,
+        number,
+        number,
+        number,
+        number,
+        number,
+        number,
+        number,
+        number,
+        number,
+        number,
+        number,
+        number,
+        number,
+        number,
+        number
+    ];
+    protected set(Ah: number, Al: number, Bh: number, Bl: number, Ch: number, Cl: number, Dh: number, Dl: number, Eh: number, El: number, Fh: number, Fl: number, Gh: number, Gl: number, Hh: number, Hl: number): void;
+    protected process(view: DataView, offset: number): void;
+    protected roundClean(): void;
+    destroy(): void;
+}
+export declare class SHA384 extends SHA512 {
+    protected Ah: number;
+    protected Al: number;
+    protected Bh: number;
+    protected Bl: number;
+    protected Ch: number;
+    protected Cl: number;
+    protected Dh: number;
+    protected Dl: number;
+    protected Eh: number;
+    protected El: number;
+    protected Fh: number;
+    protected Fl: number;
+    protected Gh: number;
+    protected Gl: number;
+    protected Hh: number;
+    protected Hl: number;
+    constructor();
+}
+export declare class SHA512_224 extends SHA512 {
+    protected Ah: number;
+    protected Al: number;
+    protected Bh: number;
+    protected Bl: number;
+    protected Ch: number;
+    protected Cl: number;
+    protected Dh: number;
+    protected Dl: number;
+    protected Eh: number;
+    protected El: number;
+    protected Fh: number;
+    protected Fl: number;
+    protected Gh: number;
+    protected Gl: number;
+    protected Hh: number;
+    protected Hl: number;
+    constructor();
+}
+export declare class SHA512_256 extends SHA512 {
+    protected Ah: number;
+    protected Al: number;
+    protected Bh: number;
+    protected Bl: number;
+    protected Ch: number;
+    protected Cl: number;
+    protected Dh: number;
+    protected Dl: number;
+    protected Eh: number;
+    protected El: number;
+    protected Fh: number;
+    protected Fl: number;
+    protected Gh: number;
+    protected Gl: number;
+    protected Hh: number;
+    protected Hl: number;
+    constructor();
+}
+/**
+ * SHA2-256 hash function from RFC 4634.
+ *
+ * It is the fastest JS hash, even faster than Blake3.
+ * To break sha256 using birthday attack, attackers need to try 2^128 hashes.
+ * BTC network is doing 2^70 hashes/sec (2^95 hashes/year) as per 2025.
+ */
+export declare const sha256: CHash;
+/** SHA2-224 hash function from RFC 4634 */
+export declare const sha224: CHash;
+/** SHA2-512 hash function from RFC 4634. */
+export declare const sha512: CHash;
+/** SHA2-384 hash function from RFC 4634. */
+export declare const sha384: CHash;
+/**
+ * SHA2-512/256 "truncated" hash function, with improved resistance to length extension attacks.
+ * See the paper on [truncated SHA512](https://eprint.iacr.org/2010/548.pdf).
+ */
+export declare const sha512_256: CHash;
+/**
+ * SHA2-512/224 "truncated" hash function, with improved resistance to length extension attacks.
+ * See the paper on [truncated SHA512](https://eprint.iacr.org/2010/548.pdf).
+ */
+export declare const sha512_224: CHash;
+//# sourceMappingURL=sha2.d.ts.map