aws-crt/dist/native/crypto.js

NodeJS bindings to the aws-c-* libraries

"use strict";
/*
 * Copyright 2010-2018 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *  http://aws.amazon.com/apache2.0
 *
 * or in the "license" file accompanying this file. This file is distributed
 * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing
 * permissions and limitations under the License.
 */
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const binding_1 = __importDefault(require("./binding"));
const native_resource_1 = require("./native_resource");
/**
 * Object that allows for continuous hashing of data.
 */
class Hash extends native_resource_1.NativeResource {
    /**
     * Apply data to the hash.
     */
    update(data) {
        binding_1.default.hash_update(this.native_handle(), data);
    }
    /**
     * Completes the hash computation and returns the final digest.
     *
     * @param truncate_to The maximum number of bytes to receive. Leave as undefined or 0 to receive the entire digest.
     */
    finalize(truncate_to) {
        return binding_1.default.hash_digest(this.native_handle(), truncate_to);
    }
    constructor(hash_handle) {
        super(hash_handle);
    }
}
/**
 * Object that allows for continuous MD5 hashing of data.
 */
class Md5Hash extends Hash {
    constructor() {
        super(binding_1.default.hash_md5_new());
    }
}
exports.Md5Hash = Md5Hash;
/**
 * Computes an MD5 hash. Use this if you don't need to stream the data you're hashing and can load the entire input
 * into memory.
 *
 * @param data The data to hash
 * @param truncate_to The maximum number of bytes to receive. Leave as undefined or 0 to receive the entire digest.
 */
function hash_md5(data, truncate_to) {
    return binding_1.default.hash_md5_compute(data, truncate_to);
}
exports.hash_md5 = hash_md5;
/**
 * Object that allows for continuous SHA256 hashing of data.
 */
class Sha256Hash extends Hash {
    constructor() {
        super(binding_1.default.hash_sha256_new());
    }
}
exports.Sha256Hash = Sha256Hash;
/**
 * Computes an SHA256 hash. Use this if you don't need to stream the data you're hashing and can load the entire input
 * into memory.
 *
 * @param data The data to hash
 * @param truncate_to The maximum number of bytes to receive. Leave as undefined or 0 to receive the entire digest.
 */
function hash_sha256(data, truncate_to) {
    return binding_1.default.hash_sha256_compute(data, truncate_to);
}
exports.hash_sha256 = hash_sha256;
/**
 * Object that allows for continuous hashing of data with an hmac secret.
 */
class Hmac extends native_resource_1.NativeResource {
    /**
     * Apply data to the hash.
     */
    update(data) {
        binding_1.default.hmac_update(this.native_handle(), data);
    }
    /**
     * Completes the hash computation and returns the final digest.
     *
     * @param truncate_to The maximum number of bytes to receive. Leave as undefined or 0 to receive the entire digest.
     */
    finalize(truncate_to) {
        return binding_1.default.hmac_digest(this.native_handle(), truncate_to);
    }
    constructor(hash_handle) {
        super(hash_handle);
    }
}
/**
 * Object that allows for continuous SHA256 HMAC hashing of data.
 */
class Sha256Hmac extends Hmac {
    constructor(secret) {
        super(binding_1.default.hmac_sha256_new(secret));
    }
}
exports.Sha256Hmac = Sha256Hmac;
/**
 * Computes an SHA256 HMAC. Use this if you don't need to stream the data you're hashing and can load the entire input
 * into memory.
 *
 * @param secret The key to use for the HMAC process
 * @param data The data to hash
 * @param truncate_to The maximum number of bytes to receive. Leave as undefined or 0 to receive the entire digest.
 */
function hmac_sha256(secret, data, truncate_to) {
    return binding_1.default.hmac_sha256_compute(secret, data, truncate_to);
}
exports.hmac_sha256 = hmac_sha256;
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