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1"use strict";2/*3 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.4 * SPDX-License-Identifier: Apache-2.0.5 */6var __importDefault = (this && this.__importDefault) || function (mod) {7    return (mod && mod.__esModule) ? mod : { "default": mod };8};9Object.defineProperty(exports, "__esModule", { value: true });10exports.hmac_sha256 = exports.Sha256Hmac = exports.hash_sha1 = exports.Sha1Hash = exports.hash_sha256 = exports.Sha256Hash = exports.hash_md5 = exports.Md5Hash = void 0;11/**12 * A module containing support for a variety of cryptographic operations.13 *14 * @packageDocumentation15 * @module crypto16 * @mergeTarget17 */18const binding_1 = __importDefault(require("./binding"));19const native_resource_1 = require("./native_resource");20/**21 * Object that allows for continuous hashing of data.22 *23 * @internal24 */25class Hash extends native_resource_1.NativeResource {26    /**27     * Hash additional data.28     * @param data Additional data to hash29     */30    update(data) {31        binding_1.default.hash_update(this.native_handle(), data);32    }33    /**34     * Completes the hash computation and returns the final hash digest.35     *36     * @param truncate_to The maximum number of bytes to receive. Leave as undefined or 0 to receive the entire digest.37     */38    finalize(truncate_to) {39        return binding_1.default.hash_digest(this.native_handle(), truncate_to);40    }41    constructor(hash_handle) {42        super(hash_handle);43    }44}45/**46 * Object that allows for continuous MD5 hashing of data.47 *48 * @category Crypto49 */50class Md5Hash extends Hash {51    constructor() {52        super(binding_1.default.hash_md5_new());53    }54}55exports.Md5Hash = Md5Hash;56/**57 * Computes an MD5 hash. Use this if you don't need to stream the data you're hashing and can load the entire input58 * into memory.59 *60 * @param data The data to hash61 * @param truncate_to The maximum number of bytes to receive. Leave as undefined or 0 to receive the entire digest.62 *63 * @category Crypto64 */65function hash_md5(data, truncate_to) {66    return binding_1.default.hash_md5_compute(data, truncate_to);67}68exports.hash_md5 = hash_md5;69/**70 * Object that allows for continuous SHA256 hashing of data.71 *72 * @category Crypto73 */74class Sha256Hash extends Hash {75    constructor() {76        super(binding_1.default.hash_sha256_new());77    }78}79exports.Sha256Hash = Sha256Hash;80/**81 * Computes an SHA256 hash. Use this if you don't need to stream the data you're hashing and can load the entire input82 * into memory.83 *84 * @param data The data to hash85 * @param truncate_to The maximum number of bytes to receive. Leave as undefined or 0 to receive the entire digest.86 *87 * @category Crypto88 */89function hash_sha256(data, truncate_to) {90    return binding_1.default.hash_sha256_compute(data, truncate_to);91}92exports.hash_sha256 = hash_sha256;93/**94 * Object that allows for continuous SHA1 hashing of data.95 *96 * @category Crypto97 */98class Sha1Hash extends Hash {99    constructor() {100        super(binding_1.default.hash_sha1_new());101    }102}103exports.Sha1Hash = Sha1Hash;104/**105 * Computes an SHA1 hash. Use this if you don't need to stream the data you're hashing and can load the entire input106 * into memory.107 *108 * @param data The data to hash109 * @param truncate_to The maximum number of bytes to receive. Leave as undefined or 0 to receive the entire digest.110 *111 * @category Crypto112 */113function hash_sha1(data, truncate_to) {114    return binding_1.default.hash_sha1_compute(data, truncate_to);115}116exports.hash_sha1 = hash_sha1;117/**118 * Object that allows for continuous hashing of data with an hmac secret.119 *120 * @category Crypto121 */122class Hmac extends native_resource_1.NativeResource {123    /**124     * Hash additional data.125     *126     * @param data additional data to hash127     */128    update(data) {129        binding_1.default.hmac_update(this.native_handle(), data);130    }131    /**132     * Completes the hash computation and returns the final hmac digest.133     *134     * @param truncate_to The maximum number of bytes to receive. Leave as undefined or 0 to receive the entire digest.135     */136    finalize(truncate_to) {137        return binding_1.default.hmac_digest(this.native_handle(), truncate_to);138    }139    constructor(hash_handle) {140        super(hash_handle);141    }142}143/**144 * Object that allows for continuous SHA256 HMAC hashing of data.145 *146 * @category Crypto147 */148class Sha256Hmac extends Hmac {149    constructor(secret) {150        super(binding_1.default.hmac_sha256_new(secret));151    }152}153exports.Sha256Hmac = Sha256Hmac;154/**155 * Computes an SHA256 HMAC. Use this if you don't need to stream the data you're hashing and can load the entire input156 * into memory.157 *158 * @param secret The key to use for the HMAC process159 * @param data The data to hash160 * @param truncate_to The maximum number of bytes to receive. Leave as undefined or 0 to receive the entire digest.161 *162 * @category Crypto163 */164function hmac_sha256(secret, data, truncate_to) {165    return binding_1.default.hmac_sha256_compute(secret, data, truncate_to);166}167exports.hmac_sha256 = hmac_sha256;168//# sourceMappingURL=crypto.js.map