1 /*
2  * Copyright (C) 2013 Google Inc. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are
6  * met:
7  *
8  *     * Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  *     * Redistributions in binary form must reproduce the above
11  * copyright notice, this list of conditions and the following disclaimer
12  * in the documentation and/or other materials provided with the
13  * distribution.
14  *     * Neither the name of Google Inc. nor the names of its
15  * contributors may be used to endorse or promote products derived from
16  * this software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 
31 #include "third_party/blink/public/web/web_crypto_normalize.h"
32 
33 #include "third_party/blink/public/platform/web_string.h"
34 #include "third_party/blink/renderer/bindings/core/v8/dictionary.h"
35 #include "third_party/blink/renderer/modules/crypto/crypto_result_impl.h"
36 #include "third_party/blink/renderer/modules/crypto/normalize_algorithm.h"
37 #include "third_party/blink/renderer/platform/bindings/exception_state.h"
38 #include "third_party/blink/renderer/platform/crypto_result.h"
39 #include "v8/include/v8.h"
40 
41 namespace blink {
42 
NormalizeCryptoAlgorithm(v8::Local<v8::Object> algorithm_object,WebCryptoOperation operation,int * exception_code,WebString * error_details,v8::Isolate * isolate)43 WebCryptoAlgorithm NormalizeCryptoAlgorithm(
44     v8::Local<v8::Object> algorithm_object,
45     WebCryptoOperation operation,
46     int* exception_code,
47     WebString* error_details,
48     v8::Isolate* isolate) {
49   ExceptionState exception_state(isolate, ExceptionState::kQueryContext,
50                                  "WebCryptoAlgorithm", "NormalizeAlgorithm");
51 
52   AlgorithmIdentifier algorithm_identifier;
53   algorithm_identifier.SetObject(ScriptValue(isolate, algorithm_object));
54 
55   WebCryptoAlgorithm algorithm;
56   if (!NormalizeAlgorithm(isolate, algorithm_identifier, operation, algorithm,
57                           exception_state)) {
58     *exception_code = exception_state.Code();
59     *error_details = exception_state.Message();
60     exception_state.ClearException();
61     return WebCryptoAlgorithm();
62   }
63 
64   return algorithm;
65 }
66 
67 }  // namespace blink
68