cosmjs-util/packages/crypto/src/ripemd.ts
2022-01-26 21:33:20 +01:00

31 lines
763 B
TypeScript

import { ripemd160 as nobleRipemd160 } from "@noble/hashes/ripemd160";
import { HashFunction } from "./hash";
import { toRealUint8Array } from "./utils";
export class Ripemd160 implements HashFunction {
public readonly blockSize = 512 / 8;
private readonly impl = nobleRipemd160.create();
public constructor(firstData?: Uint8Array) {
if (firstData) {
this.update(firstData);
}
}
public update(data: Uint8Array): Ripemd160 {
this.impl.update(toRealUint8Array(data));
return this;
}
public digest(): Uint8Array {
return this.impl.digest();
}
}
/** Convenience function equivalent to `new Ripemd160(data).digest()` */
export function ripemd160(data: Uint8Array): Uint8Array {
return new Ripemd160(data).digest();
}