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 "config.h"
32#include "public/web/WebCryptoNormalize.h"
33
34#include "bindings/core/v8/Dictionary.h"
35#include "modules/crypto/CryptoResultImpl.h"
36#include "modules/crypto/NormalizeAlgorithm.h"
37#include "platform/CryptoResult.h"
38#include "public/platform/WebString.h"
39#include <v8.h>
40
41namespace blink {
42
43WebCryptoAlgorithm normalizeCryptoAlgorithm(v8::Handle<v8::Object> algorithmObject, WebCryptoOperation operation, int* exceptionCode, WebString* errorDetails, v8::Isolate* isolate)
44{
45    Dictionary algorithmDictionary(algorithmObject, isolate);
46    if (!algorithmDictionary.isUndefinedOrNull() && !algorithmDictionary.isObject())
47        return WebCryptoAlgorithm();
48    WebCryptoAlgorithm algorithm;
49    AlgorithmError error;
50    if (!normalizeAlgorithm(algorithmDictionary, operation, algorithm, &error)) {
51        *exceptionCode = webCryptoErrorToExceptionCode(error.errorType);
52        *errorDetails = error.errorDetails;
53        return WebCryptoAlgorithm();
54    }
55
56    return algorithm;
57}
58
59} // namespace blink
60