File size: 4,526 Bytes
3401f26
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
"use strict";

const conversions = require("webidl-conversions");
const utils = require("./utils.js");

const implSymbol = utils.implSymbol;
const ctorRegistrySymbol = utils.ctorRegistrySymbol;

const interfaceName = "Crypto";

exports.is = value => {
  return utils.isObject(value) && Object.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
};
exports.isImpl = value => {
  return utils.isObject(value) && value instanceof Impl.implementation;
};
exports.convert = (globalObject, value, { context = "The provided value" } = {}) => {
  if (exports.is(value)) {
    return utils.implForWrapper(value);
  }
  throw new globalObject.TypeError(`${context} is not of type 'Crypto'.`);
};

function makeWrapper(globalObject, newTarget) {
  let proto;
  if (newTarget !== undefined) {
    proto = newTarget.prototype;
  }

  if (!utils.isObject(proto)) {
    proto = globalObject[ctorRegistrySymbol]["Crypto"].prototype;
  }

  return Object.create(proto);
}

exports.create = (globalObject, constructorArgs, privateData) => {
  const wrapper = makeWrapper(globalObject);
  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
};

exports.createImpl = (globalObject, constructorArgs, privateData) => {
  const wrapper = exports.create(globalObject, constructorArgs, privateData);
  return utils.implForWrapper(wrapper);
};

exports._internalSetup = (wrapper, globalObject) => {};

exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
  privateData.wrapper = wrapper;

  exports._internalSetup(wrapper, globalObject);
  Object.defineProperty(wrapper, implSymbol, {
    value: new Impl.implementation(globalObject, constructorArgs, privateData),
    configurable: true
  });

  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
  if (Impl.init) {
    Impl.init(wrapper[implSymbol]);
  }
  return wrapper;
};

exports.new = (globalObject, newTarget) => {
  const wrapper = makeWrapper(globalObject, newTarget);

  exports._internalSetup(wrapper, globalObject);
  Object.defineProperty(wrapper, implSymbol, {
    value: Object.create(Impl.implementation.prototype),
    configurable: true
  });

  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
  if (Impl.init) {
    Impl.init(wrapper[implSymbol]);
  }
  return wrapper[implSymbol];
};

const exposed = new Set(["Window", "Worker"]);

exports.install = (globalObject, globalNames) => {
  if (!globalNames.some(globalName => exposed.has(globalName))) {
    return;
  }

  const ctorRegistry = utils.initCtorRegistry(globalObject);
  class Crypto {
    constructor() {
      throw new globalObject.TypeError("Illegal constructor");
    }

    getRandomValues(array) {
      const esValue = this !== null && this !== undefined ? this : globalObject;
      if (!exports.is(esValue)) {
        throw new globalObject.TypeError(
          "'getRandomValues' called on an object that is not a valid instance of Crypto."
        );
      }

      if (arguments.length < 1) {
        throw new globalObject.TypeError(
          `Failed to execute 'getRandomValues' on 'Crypto': 1 argument required, but only ${arguments.length} present.`
        );
      }
      const args = [];
      {
        let curArg = arguments[0];
        if (ArrayBuffer.isView(curArg)) {
          curArg = conversions["ArrayBufferView"](curArg, {
            context: "Failed to execute 'getRandomValues' on 'Crypto': parameter 1",
            globals: globalObject
          });
        } else {
          throw new globalObject.TypeError(
            "Failed to execute 'getRandomValues' on 'Crypto': parameter 1" + " is not of any supported type."
          );
        }
        args.push(curArg);
      }
      return esValue[implSymbol].getRandomValues(...args);
    }

    randomUUID() {
      const esValue = this !== null && this !== undefined ? this : globalObject;
      if (!exports.is(esValue)) {
        throw new globalObject.TypeError("'randomUUID' called on an object that is not a valid instance of Crypto.");
      }

      return esValue[implSymbol].randomUUID();
    }
  }
  Object.defineProperties(Crypto.prototype, {
    getRandomValues: { enumerable: true },
    randomUUID: { enumerable: true },
    [Symbol.toStringTag]: { value: "Crypto", configurable: true }
  });
  ctorRegistry[interfaceName] = Crypto;

  Object.defineProperty(globalObject, interfaceName, {
    configurable: true,
    writable: true,
    value: Crypto
  });
};

const Impl = require("../../jsdom/living/crypto/Crypto-impl.js");