lepu-test-platform-web/node_modules/asn1.js/lib/asn1/api.js

58 lines
1.4 KiB
JavaScript

'use strict';
const encoders = require('./encoders');
const decoders = require('./decoders');
const inherits = require('inherits');
const api = exports;
api.define = function define(name, body) {
return new Entity(name, body);
};
function Entity(name, body) {
this.name = name;
this.body = body;
this.decoders = {};
this.encoders = {};
}
Entity.prototype._createNamed = function createNamed(Base) {
const name = this.name;
function Generated(entity) {
this._initNamed(entity, name);
}
inherits(Generated, Base);
Generated.prototype._initNamed = function _initNamed(entity, name) {
Base.call(this, entity, name);
};
return new Generated(this);
};
Entity.prototype._getDecoder = function _getDecoder(enc) {
enc = enc || 'der';
// Lazily create decoder
if (!this.decoders.hasOwnProperty(enc))
this.decoders[enc] = this._createNamed(decoders[enc]);
return this.decoders[enc];
};
Entity.prototype.decode = function decode(data, enc, options) {
return this._getDecoder(enc).decode(data, options);
};
Entity.prototype._getEncoder = function _getEncoder(enc) {
enc = enc || 'der';
// Lazily create encoder
if (!this.encoders.hasOwnProperty(enc))
this.encoders[enc] = this._createNamed(encoders[enc]);
return this.encoders[enc];
};
Entity.prototype.encode = function encode(data, enc, /* internal */ reporter) {
return this._getEncoder(enc).encode(data, reporter);
};