1 /*
2 * Copyright (C) 2014 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 "modules/crypto/RsaKeyAlgorithm.h"
33
34 #include "modules/crypto/NormalizeAlgorithm.h"
35 #include "public/platform/WebVector.h"
36 #include "wtf/Uint8Array.h"
37 #include "wtf/text/WTFString.h"
38
39 namespace WebCore {
40
~RsaKeyAlgorithm()41 RsaKeyAlgorithm::~RsaKeyAlgorithm()
42 {
43 }
44
create(const blink::WebCryptoKeyAlgorithm & algorithm)45 RsaKeyAlgorithm* RsaKeyAlgorithm::create(const blink::WebCryptoKeyAlgorithm& algorithm)
46 {
47 return new RsaKeyAlgorithm(algorithm);
48 }
49
modulusLength()50 unsigned RsaKeyAlgorithm::modulusLength()
51 {
52 return m_algorithm.rsaHashedParams()->modulusLengthBits();
53 }
54
publicExponent()55 Uint8Array* RsaKeyAlgorithm::publicExponent()
56 {
57 if (!m_publicExponent.get()) {
58 const blink::WebVector<unsigned char>& exponent = m_algorithm.rsaHashedParams()->publicExponent();
59 m_publicExponent = Uint8Array::create(exponent.data(), exponent.size());
60 }
61 return m_publicExponent.get();
62 }
63
trace(Visitor * visitor)64 void RsaKeyAlgorithm::trace(Visitor* visitor)
65 {
66 KeyAlgorithm::trace(visitor);
67 }
68
RsaKeyAlgorithm(const blink::WebCryptoKeyAlgorithm & algorithm)69 RsaKeyAlgorithm::RsaKeyAlgorithm(const blink::WebCryptoKeyAlgorithm& algorithm)
70 : KeyAlgorithm(algorithm)
71 {
72 ASSERT(algorithm.rsaHashedParams());
73 ScriptWrappable::init(this);
74 }
75
76 } // namespace WebCore
77