dom/base/SubtleCrypto.cpp

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim:set ts=2 sw=2 sts=2 et cindent: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "mozilla/dom/SubtleCrypto.h"
   8
   9 #include "mozilla/dom/Promise.h"
  10 #include "mozilla/dom/SubtleCryptoBinding.h"
  11 #include "mozilla/dom/WebCryptoTask.h"
  12
  13 namespace mozilla {
  14 namespace dom {
  15
  16 NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(SubtleCrypto, mWindow)
  17 NS_IMPL_CYCLE_COLLECTING_ADDREF(SubtleCrypto)
  18 NS_IMPL_CYCLE_COLLECTING_RELEASE(SubtleCrypto)
  19 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(SubtleCrypto)
  20   NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
  21   NS_INTERFACE_MAP_ENTRY(nsISupports)
  22 NS_INTERFACE_MAP_END
  23
  24
  25
  26 SubtleCrypto::SubtleCrypto(nsPIDOMWindow* aWindow)
  27   : mWindow(aWindow)
  28 {
  29   SetIsDOMBinding();
  30 }
  31
  32 JSObject*
  33 SubtleCrypto::WrapObject(JSContext* aCx)
  34 {
  35   return SubtleCryptoBinding::Wrap(aCx, this);
  36 }
  37
  38 #define SUBTLECRYPTO_METHOD_BODY(Operation, aRv, ...)                   \
  39   nsCOMPtr<nsIGlobalObject> global = do_QueryInterface(mWindow);        \
  40   MOZ_ASSERT(global);                                                   \
  41   nsRefPtr<Promise> p = Promise::Create(global, aRv);                   \
  42   if (aRv.Failed()) {                                                   \
  43     return nullptr;                                                     \
  44   }                                                                     \
  45   nsRefPtr<WebCryptoTask> task = WebCryptoTask::Create ## Operation ## Task(__VA_ARGS__); \
  46   task->DispatchWithPromise(p); \
  47   return p.forget();
  48
  49 already_AddRefed<Promise>
  50 SubtleCrypto::Encrypt(JSContext* cx,
  51                       const ObjectOrString& algorithm,
  52                       CryptoKey& key,
  53                       const CryptoOperationData& data,
  54                       ErrorResult& aRv)
  55 {
  56   SUBTLECRYPTO_METHOD_BODY(Encrypt, aRv, cx, algorithm, key, data)
  57 }
  58
  59 already_AddRefed<Promise>
  60 SubtleCrypto::Decrypt(JSContext* cx,
  61                       const ObjectOrString& algorithm,
  62                       CryptoKey& key,
  63                       const CryptoOperationData& data,
  64                       ErrorResult& aRv)
  65 {
  66   SUBTLECRYPTO_METHOD_BODY(Decrypt, aRv, cx, algorithm, key, data)
  67 }
  68
  69 already_AddRefed<Promise>
  70 SubtleCrypto::Sign(JSContext* cx,
  71                    const ObjectOrString& algorithm,
  72                    CryptoKey& key,
  73                    const CryptoOperationData& data,
  74                    ErrorResult& aRv)
  75 {
  76   SUBTLECRYPTO_METHOD_BODY(Sign, aRv, cx, algorithm, key, data)
  77 }
  78
  79 already_AddRefed<Promise>
  80 SubtleCrypto::Verify(JSContext* cx,
  81                      const ObjectOrString& algorithm,
  82                      CryptoKey& key,
  83                      const CryptoOperationData& signature,
  84                      const CryptoOperationData& data,
  85                      ErrorResult& aRv)
  86 {
  87   SUBTLECRYPTO_METHOD_BODY(Verify, aRv, cx, algorithm, key, signature, data)
  88 }
  89
  90 already_AddRefed<Promise>
  91 SubtleCrypto::Digest(JSContext* cx,
  92                      const ObjectOrString& algorithm,
  93                      const CryptoOperationData& data,
  94                      ErrorResult& aRv)
  95 {
  96   SUBTLECRYPTO_METHOD_BODY(Digest, aRv, cx, algorithm, data)
  97 }
  98
  99
 100 already_AddRefed<Promise>
 101 SubtleCrypto::ImportKey(JSContext* cx,
 102                         const nsAString& format,
 103                         JS::Handle<JSObject*> keyData,
 104                         const ObjectOrString& algorithm,
 105                         bool extractable,
 106                         const Sequence<nsString>& keyUsages,
 107                         ErrorResult& aRv)
 108 {
 109   SUBTLECRYPTO_METHOD_BODY(ImportKey, aRv, cx, format, keyData, algorithm,
 110                            extractable, keyUsages)
 111 }
 112
 113 already_AddRefed<Promise>
 114 SubtleCrypto::ExportKey(const nsAString& format,
 115                         CryptoKey& key,
 116                         ErrorResult& aRv)
 117 {
 118   SUBTLECRYPTO_METHOD_BODY(ExportKey, aRv, format, key)
 119 }
 120
 121 already_AddRefed<Promise>
 122 SubtleCrypto::GenerateKey(JSContext* cx, const ObjectOrString& algorithm,
 123                           bool extractable, const Sequence<nsString>& keyUsages,
 124                           ErrorResult& aRv)
 125 {
 126   SUBTLECRYPTO_METHOD_BODY(GenerateKey, aRv, cx, algorithm, extractable, keyUsages)
 127 }
 128
 129 already_AddRefed<Promise>
 130 SubtleCrypto::DeriveKey(JSContext* cx,
 131                         const ObjectOrString& algorithm,
 132                         CryptoKey& baseKey,
 133                         const ObjectOrString& derivedKeyType,
 134                         bool extractable, const Sequence<nsString>& keyUsages,
 135                         ErrorResult& aRv)
 136 {
 137   SUBTLECRYPTO_METHOD_BODY(DeriveKey, aRv, cx, algorithm, baseKey,
 138                            derivedKeyType, extractable, keyUsages)
 139 }
 140
 141 already_AddRefed<Promise>
 142 SubtleCrypto::DeriveBits(JSContext* cx,
 143                          const ObjectOrString& algorithm,
 144                          CryptoKey& baseKey,
 145                          uint32_t length,
 146                          ErrorResult& aRv)
 147 {
 148   SUBTLECRYPTO_METHOD_BODY(DeriveBits, aRv, cx, algorithm, baseKey, length)
 149 }
 150
 151 already_AddRefed<Promise>
 152 SubtleCrypto::WrapKey(JSContext* cx,
 153                       const nsAString& format,
 154                       CryptoKey& key,
 155                       CryptoKey& wrappingKey,
 156                       const ObjectOrString& wrapAlgorithm,
 157                       ErrorResult& aRv)
 158 {
 159   SUBTLECRYPTO_METHOD_BODY(WrapKey, aRv, cx, format, key, wrappingKey, wrapAlgorithm)
 160 }
 161
 162 already_AddRefed<Promise>
 163 SubtleCrypto::UnwrapKey(JSContext* cx,
 164                         const nsAString& format,
 165                         const ArrayBufferViewOrArrayBuffer& wrappedKey,
 166                         CryptoKey& unwrappingKey,
 167                         const ObjectOrString& unwrapAlgorithm,
 168                         const ObjectOrString& unwrappedKeyAlgorithm,
 169                         bool extractable,
 170                         const Sequence<nsString>& keyUsages,
 171                         ErrorResult& aRv)
 172 {
 173   SUBTLECRYPTO_METHOD_BODY(UnwrapKey, aRv, cx, format, wrappedKey, unwrappingKey,
 174                            unwrapAlgorithm, unwrappedKeyAlgorithm,
 175                            extractable, keyUsages)
 176 }
 177
 178 } // namespace dom
 179 } // namespace mozilla