@aws-amplify/auth/src/providers/cognito/utils/srp/BigInteger/index.native.ts

Auth category of aws-amplify

// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0

import { computeModPow } from '@aws-amplify/react-native';

import BigInteger from './BigInteger';
import { AuthBigInteger } from './types';

BigInteger.prototype.modPow = function modPow(
	e: AuthBigInteger,
	m: AuthBigInteger,
	callback: (error: Error | null, result: AuthBigInteger | null) => void,
) {
	computeModPow({
		base: (this as unknown as AuthBigInteger).toString(16),
		exponent: e.toString(16),
		divisor: m.toString(16),
	})
		.then((result: any) => {
			callback(null, new BigInteger(result, 16));
		})
		.catch((error: any) => {
			callback(new Error(error), null);
		});
};

export { BigInteger };