OLD | NEW |
1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
(...skipping 31 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
42 | 42 |
43 MODULES_EXPORT ExceptionCode webCryptoErrorToExceptionCode(WebCryptoErrorType); | 43 MODULES_EXPORT ExceptionCode webCryptoErrorToExceptionCode(WebCryptoErrorType); |
44 | 44 |
45 // Wrapper around a Promise to notify completion of the crypto operation. | 45 // Wrapper around a Promise to notify completion of the crypto operation. |
46 // | 46 // |
47 // The thread on which CryptoResultImpl was created on is referred to as the | 47 // The thread on which CryptoResultImpl was created on is referred to as the |
48 // "origin thread". | 48 // "origin thread". |
49 // | 49 // |
50 // * At creation time there must be an active ExecutionContext. | 50 // * At creation time there must be an active ExecutionContext. |
51 // * All methods of the CryptoResult implementation must be called from | 51 // * All methods of the CryptoResult implementation must be called from |
52 // the origin thread. The exception is that ref(), deref(), and | 52 // the origin thread. The exception is that destruction may happen on |
53 // destruction may happen on another thread. | 53 // another thread. |
54 // * One of the completeWith***() functions must be called, or the | 54 // * One of the completeWith***() functions must be called, or the |
55 // m_resolver will be leaked until the ExecutionContext is destroyed. | 55 // m_resolver will be leaked until the ExecutionContext is destroyed. |
56 class CryptoResultImpl final : public CryptoResult { | 56 class CryptoResultImpl final : public CryptoResult { |
57 public: | 57 public: |
58 static PassRefPtrWillBeRawPtr<CryptoResultImpl> create(ScriptState*); | 58 static CryptoResultImpl* create(ScriptState*); |
59 | 59 |
60 ~CryptoResultImpl(); | 60 ~CryptoResultImpl(); |
61 | 61 |
62 void completeWithError(WebCryptoErrorType, const WebString&) override; | 62 void completeWithError(WebCryptoErrorType, const WebString&) override; |
63 void completeWithBuffer(const void* bytes, unsigned bytesSize) override; | 63 void completeWithBuffer(const void* bytes, unsigned bytesSize) override; |
64 void completeWithJson(const char* utf8Data, unsigned length) override; | 64 void completeWithJson(const char* utf8Data, unsigned length) override; |
65 void completeWithBoolean(bool) override; | 65 void completeWithBoolean(bool) override; |
66 void completeWithKey(const WebCryptoKey&) override; | 66 void completeWithKey(const WebCryptoKey&) override; |
67 void completeWithKeyPair(const WebCryptoKey& publicKey, const WebCryptoKey&
privateKey) override; | 67 void completeWithKeyPair(const WebCryptoKey& publicKey, const WebCryptoKey&
privateKey) override; |
68 | 68 |
(...skipping 24 matching lines...) Expand all Loading... |
93 ResultCancel(); | 93 ResultCancel(); |
94 | 94 |
95 int m_cancelled; | 95 int m_cancelled; |
96 }; | 96 }; |
97 | 97 |
98 explicit CryptoResultImpl(ScriptState*); | 98 explicit CryptoResultImpl(ScriptState*); |
99 | 99 |
100 void cancel(); | 100 void cancel(); |
101 void clearResolver(); | 101 void clearResolver(); |
102 | 102 |
103 RawPtrWillBeMember<Resolver> m_resolver; | 103 Member<Resolver> m_resolver; |
104 | 104 |
105 // Separately communicate cancellation to WebCryptoResults so as to | 105 // Separately communicate cancellation to WebCryptoResults so as to |
106 // allow this result object, which will be on the Oilpan heap, to be | 106 // allow this result object, which will be on the Oilpan heap, to be |
107 // GCed and destructed as needed. That is, it may end being GCed while | 107 // GCed and destructed as needed. That is, it may end being GCed while |
108 // the thread owning the heap is detached and shut down, which will | 108 // the thread owning the heap is detached and shut down, which will |
109 // in some cases happen before corresponding webcrypto operations have | 109 // in some cases happen before corresponding webcrypto operations have |
110 // all been processed. Hence these webcrypto operations cannot reliably | 110 // all been processed. Hence these webcrypto operations cannot reliably |
111 // check cancellation status via this result object. So, keep a separate | 111 // check cancellation status via this result object. So, keep a separate |
112 // cancellation status object for the purpose, which will outlive the | 112 // cancellation status object for the purpose, which will outlive the |
113 // result object and can be safely accessed by multiple threads. | 113 // result object and can be safely accessed by multiple threads. |
114 RefPtr<ResultCancel> m_cancel; | 114 RefPtr<ResultCancel> m_cancel; |
115 }; | 115 }; |
116 | 116 |
117 } // namespace blink | 117 } // namespace blink |
118 | 118 |
119 #endif // CryptoResultImpl_h | 119 #endif // CryptoResultImpl_h |
OLD | NEW |