@shockpkg/ria-packager/lib/security/key/private/rsa.mjs

Package for creating Adobe AIR packages

import _defineProperty from "@babel/runtime/helpers/defineProperty";
import forge from 'node-forge';
import { SecurityKeyPrivate } from "../private.mjs";
/**
 * SecurityKeyPrivateRsa constructor.
 */

export class SecurityKeyPrivateRsa extends SecurityKeyPrivate {
  /**
   * Forge private key.
   */
  constructor() {
    super();

    _defineProperty(this, "_forgePrivateKey", null);
  }
  /**
   * Reset the internal state.
   */


  reset() {
    this._forgePrivateKey = null;
  }
  /**
   * Read a forge private key.
   *
   * @param privateKey Forge private key.
   */


  readForgeKeyPrivate(privateKey) {
    this.reset();
    this._forgePrivateKey = privateKey;
  }
  /**
   * Sign data.
   *
   * @param data Data to be signed.
   * @param digest Digest algorithm.
   * @returns The signature.
   */


  sign(data, digest) {
    const privateKey = this._forgePrivateKey;

    if (!privateKey) {
      throw new Error('Private key not initialized');
    }

    digest = digest.toLowerCase();

    if (digest !== 'sha1') {
      throw new Error(`Unsupported digest algorithm: ${digest}`);
    }

    const md = forge.md.sha1.create();
    md.update(forge.util.decode64(data.toString('base64')));
    const signature = privateKey.sign(md, 'RSASSA-PKCS1-V1_5');
    return Buffer.from(forge.util.encode64(signature), 'base64');
  }

}
//# sourceMappingURL=rsa.mjs.map