@tigthor/kokocrypt/dist/http/wire.util.js

Enhanced Fortress Edition - Secure, quantum-resistant, high-performance encryption package

"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 () {
    var ownKeys = function(o) {
        ownKeys = Object.getOwnPropertyNames || function (o) {
            var ar = [];
            for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
            return ar;
        };
        return ownKeys(o);
    };
    return function (mod) {
        if (mod && mod.__esModule) return mod;
        var result = {};
        if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
        __setModuleDefault(result, mod);
        return result;
    };
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.toWireBox = toWireBox;
exports.fromWireBox = fromWireBox;
exports.isWireBox = isWireBox;
const sodiumNative = __importStar(require("sodium-native"));
function toWireBox(combinedEncrypted, kid, ts) {
    const nonce = combinedEncrypted.slice(0, sodiumNative.crypto_secretbox_NONCEBYTES);
    const ciphertext = combinedEncrypted.slice(sodiumNative.crypto_secretbox_NONCEBYTES);
    return {
        iv: nonce.toString('base64'),
        data: ciphertext.toString('base64'),
        kid,
        ts,
    };
}
function fromWireBox(box) {
    const { iv, data } = box;
    const nonce = Buffer.from(iv, 'base64');
    const ciphertext = Buffer.from(data, 'base64');
    const combined = Buffer.allocUnsafe(nonce.length + ciphertext.length);
    nonce.copy(combined, 0);
    ciphertext.copy(combined, nonce.length);
    return combined;
}
function isWireBox(value) {
    if (typeof value !== 'object' || value === null) {
        return false;
    }
    const candidate = value;
    return (typeof candidate.iv === 'string' &&
        typeof candidate.data === 'string' &&
        typeof candidate.kid === 'string' &&
        typeof candidate.ts === 'number');
}
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