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node_modules/@tufjs/models/dist/utils/guard.d.ts

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+import { JSONObject } from './types';
+export declare function isDefined<T>(val: T | undefined): val is T;
+export declare function isObject(value: unknown): value is JSONObject;
+export declare function isStringArray(value: unknown): value is string[];
+export declare function isObjectArray(value: unknown): value is JSONObject[];
+export declare function isStringRecord(value: unknown): value is Record<string, string>;
+export declare function isObjectRecord(value: unknown): value is Record<string, JSONObject>;

node_modules/@tufjs/models/dist/utils/guard.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.isObjectRecord = exports.isStringRecord = exports.isObjectArray = exports.isStringArray = exports.isObject = exports.isDefined = void 0;
+function isDefined(val) {
+    return val !== undefined;
+}
+exports.isDefined = isDefined;
+function isObject(value) {
+    return typeof value === 'object' && value !== null;
+}
+exports.isObject = isObject;
+function isStringArray(value) {
+    return Array.isArray(value) && value.every((v) => typeof v === 'string');
+}
+exports.isStringArray = isStringArray;
+function isObjectArray(value) {
+    return Array.isArray(value) && value.every(isObject);
+}
+exports.isObjectArray = isObjectArray;
+function isStringRecord(value) {
+    return (typeof value === 'object' &&
+        value !== null &&
+        Object.keys(value).every((k) => typeof k === 'string') &&
+        Object.values(value).every((v) => typeof v === 'string'));
+}
+exports.isStringRecord = isStringRecord;
+function isObjectRecord(value) {
+    return (typeof value === 'object' &&
+        value !== null &&
+        Object.keys(value).every((k) => typeof k === 'string') &&
+        Object.values(value).every((v) => typeof v === 'object' && v !== null));
+}
+exports.isObjectRecord = isObjectRecord;

node_modules/@tufjs/models/dist/utils/index.d.ts

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+export * as guard from './guard';
+export { JSONObject, JSONValue } from './types';
+export * as crypto from './verify';

node_modules/@tufjs/models/dist/utils/index.js

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+"use strict";
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    var desc = Object.getOwnPropertyDescriptor(m, k);
+    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
+      desc = { enumerable: true, get: function() { return m[k]; } };
+    }
+    Object.defineProperty(o, k2, desc);
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.crypto = exports.guard = void 0;
+exports.guard = __importStar(require("./guard"));
+exports.crypto = __importStar(require("./verify"));

node_modules/@tufjs/models/dist/utils/key.d.ts

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+/// <reference types="node" />
+import { VerifyKeyObjectInput } from 'crypto';
+interface KeyInfo {
+    keyType: string;
+    scheme: string;
+    keyVal: string;
+}
+export declare function getPublicKey(keyInfo: KeyInfo): VerifyKeyObjectInput;
+export {};

node_modules/@tufjs/models/dist/utils/key.js

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+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.getPublicKey = void 0;
+const crypto_1 = __importDefault(require("crypto"));
+const error_1 = require("../error");
+const oid_1 = require("./oid");
+const ASN1_TAG_SEQUENCE = 0x30;
+const ANS1_TAG_BIT_STRING = 0x03;
+const NULL_BYTE = 0x00;
+const OID_EDDSA = '1.3.101.112';
+const OID_EC_PUBLIC_KEY = '1.2.840.10045.2.1';
+const OID_EC_CURVE_P256V1 = '1.2.840.10045.3.1.7';
+const PEM_HEADER = '-----BEGIN PUBLIC KEY-----';
+function getPublicKey(keyInfo) {
+    switch (keyInfo.keyType) {
+        case 'rsa':
+            return getRSAPublicKey(keyInfo);
+        case 'ed25519':
+            return getED25519PublicKey(keyInfo);
+        case 'ecdsa':
+        case 'ecdsa-sha2-nistp256':
+        case 'ecdsa-sha2-nistp384':
+            return getECDCSAPublicKey(keyInfo);
+        default:
+            throw new error_1.UnsupportedAlgorithmError(`Unsupported key type: ${keyInfo.keyType}`);
+    }
+}
+exports.getPublicKey = getPublicKey;
+function getRSAPublicKey(keyInfo) {
+    // Only support PEM-encoded RSA keys
+    if (!keyInfo.keyVal.startsWith(PEM_HEADER)) {
+        throw new error_1.CryptoError('Invalid key format');
+    }
+    const key = crypto_1.default.createPublicKey(keyInfo.keyVal);
+    switch (keyInfo.scheme) {
+        case 'rsassa-pss-sha256':
+            return {
+                key: key,
+                padding: crypto_1.default.constants.RSA_PKCS1_PSS_PADDING,
+            };
+        default:
+            throw new error_1.UnsupportedAlgorithmError(`Unsupported RSA scheme: ${keyInfo.scheme}`);
+    }
+}
+function getED25519PublicKey(keyInfo) {
+    let key;
+    // If key is already PEM-encoded we can just parse it
+    if (keyInfo.keyVal.startsWith(PEM_HEADER)) {
+        key = crypto_1.default.createPublicKey(keyInfo.keyVal);
+    }
+    else {
+        // If key is not PEM-encoded it had better be hex
+        if (!isHex(keyInfo.keyVal)) {
+            throw new error_1.CryptoError('Invalid key format');
+        }
+        key = crypto_1.default.createPublicKey({
+            key: ed25519.hexToDER(keyInfo.keyVal),
+            format: 'der',
+            type: 'spki',
+        });
+    }
+    return { key };
+}
+function getECDCSAPublicKey(keyInfo) {
+    let key;
+    // If key is already PEM-encoded we can just parse it
+    if (keyInfo.keyVal.startsWith(PEM_HEADER)) {
+        key = crypto_1.default.createPublicKey(keyInfo.keyVal);
+    }
+    else {
+        // If key is not PEM-encoded it had better be hex
+        if (!isHex(keyInfo.keyVal)) {
+            throw new error_1.CryptoError('Invalid key format');
+        }
+        key = crypto_1.default.createPublicKey({
+            key: ecdsa.hexToDER(keyInfo.keyVal),
+            format: 'der',
+            type: 'spki',
+        });
+    }
+    return { key };
+}
+const ed25519 = {
+    // Translates a hex key into a crypto KeyObject
+    // https://keygen.sh/blog/how-to-use-hexadecimal-ed25519-keys-in-node/
+    hexToDER: (hex) => {
+        const key = Buffer.from(hex, 'hex');
+        const oid = (0, oid_1.encodeOIDString)(OID_EDDSA);
+        // Create a byte sequence containing the OID and key
+        const elements = Buffer.concat([
+            Buffer.concat([
+                Buffer.from([ASN1_TAG_SEQUENCE]),
+                Buffer.from([oid.length]),
+                oid,
+            ]),
+            Buffer.concat([
+                Buffer.from([ANS1_TAG_BIT_STRING]),
+                Buffer.from([key.length + 1]),
+                Buffer.from([NULL_BYTE]),
+                key,
+            ]),
+        ]);
+        // Wrap up by creating a sequence of elements
+        const der = Buffer.concat([
+            Buffer.from([ASN1_TAG_SEQUENCE]),
+            Buffer.from([elements.length]),
+            elements,
+        ]);
+        return der;
+    },
+};
+const ecdsa = {
+    hexToDER: (hex) => {
+        const key = Buffer.from(hex, 'hex');
+        const bitString = Buffer.concat([
+            Buffer.from([ANS1_TAG_BIT_STRING]),
+            Buffer.from([key.length + 1]),
+            Buffer.from([NULL_BYTE]),
+            key,
+        ]);
+        const oids = Buffer.concat([
+            (0, oid_1.encodeOIDString)(OID_EC_PUBLIC_KEY),
+            (0, oid_1.encodeOIDString)(OID_EC_CURVE_P256V1),
+        ]);
+        const oidSequence = Buffer.concat([
+            Buffer.from([ASN1_TAG_SEQUENCE]),
+            Buffer.from([oids.length]),
+            oids,
+        ]);
+        // Wrap up by creating a sequence of elements
+        const der = Buffer.concat([
+            Buffer.from([ASN1_TAG_SEQUENCE]),
+            Buffer.from([oidSequence.length + bitString.length]),
+            oidSequence,
+            bitString,
+        ]);
+        return der;
+    },
+};
+const isHex = (key) => /^[0-9a-fA-F]+$/.test(key);

node_modules/@tufjs/models/dist/utils/oid.d.ts

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+/// <reference types="node" />
+export declare function encodeOIDString(oid: string): Buffer;

node_modules/@tufjs/models/dist/utils/oid.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.encodeOIDString = void 0;
+const ANS1_TAG_OID = 0x06;
+function encodeOIDString(oid) {
+    const parts = oid.split('.');
+    // The first two subidentifiers are encoded into the first byte
+    const first = parseInt(parts[0], 10) * 40 + parseInt(parts[1], 10);
+    const rest = [];
+    parts.slice(2).forEach((part) => {
+        const bytes = encodeVariableLengthInteger(parseInt(part, 10));
+        rest.push(...bytes);
+    });
+    const der = Buffer.from([first, ...rest]);
+    return Buffer.from([ANS1_TAG_OID, der.length, ...der]);
+}
+exports.encodeOIDString = encodeOIDString;
+function encodeVariableLengthInteger(value) {
+    const bytes = [];
+    let mask = 0x00;
+    while (value > 0) {
+        bytes.unshift((value & 0x7f) | mask);
+        value >>= 7;
+        mask = 0x80;
+    }
+    return bytes;
+}

node_modules/@tufjs/models/dist/utils/types.d.ts

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+export type JSONObject = {
+    [key: string]: JSONValue;
+};
+export type JSONValue = null | boolean | number | string | JSONValue[] | JSONObject;

node_modules/@tufjs/models/dist/utils/types.js

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+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });

node_modules/@tufjs/models/dist/utils/verify.d.ts

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+/// <reference types="node" />
+import crypto from 'crypto';
+import { JSONObject } from '../utils/types';
+export declare const verifySignature: (metaDataSignedData: JSONObject, key: crypto.VerifyKeyObjectInput, signature: string) => boolean;

node_modules/@tufjs/models/dist/utils/verify.js

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+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.verifySignature = void 0;
+const canonical_json_1 = require("@tufjs/canonical-json");
+const crypto_1 = __importDefault(require("crypto"));
+const verifySignature = (metaDataSignedData, key, signature) => {
+    const canonicalData = Buffer.from((0, canonical_json_1.canonicalize)(metaDataSignedData));
+    return crypto_1.default.verify(undefined, canonicalData, key, Buffer.from(signature, 'hex'));
+};
+exports.verifySignature = verifySignature;