1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "content/child/webcrypto/openssl/sym_key_openssl.h"
6
7 #include <vector>
8 #include <openssl/rand.h>
9
10 #include "content/child/webcrypto/crypto_data.h"
11 #include "content/child/webcrypto/openssl/key_openssl.h"
12 #include "content/child/webcrypto/status.h"
13 #include "crypto/openssl_util.h"
14 #include "third_party/WebKit/public/platform/WebCryptoKeyAlgorithm.h"
15
16 namespace content {
17
18 namespace webcrypto {
19
GenerateSecretKeyOpenSsl(const blink::WebCryptoKeyAlgorithm & algorithm,bool extractable,blink::WebCryptoKeyUsageMask usage_mask,unsigned keylen_bytes,blink::WebCryptoKey * key)20 Status GenerateSecretKeyOpenSsl(const blink::WebCryptoKeyAlgorithm& algorithm,
21 bool extractable,
22 blink::WebCryptoKeyUsageMask usage_mask,
23 unsigned keylen_bytes,
24 blink::WebCryptoKey* key) {
25 crypto::OpenSSLErrStackTracer err_tracer(FROM_HERE);
26
27 std::vector<unsigned char> random_bytes(keylen_bytes, 0);
28
29 if (keylen_bytes > 0) {
30 if (!(RAND_bytes(&random_bytes[0], keylen_bytes)))
31 return Status::OperationError();
32 }
33
34 *key =
35 blink::WebCryptoKey::create(new SymKeyOpenSsl(CryptoData(random_bytes)),
36 blink::WebCryptoKeyTypeSecret,
37 extractable,
38 algorithm,
39 usage_mask);
40 return Status::Success();
41 }
42
ImportKeyRawOpenSsl(const CryptoData & key_data,const blink::WebCryptoKeyAlgorithm & algorithm,bool extractable,blink::WebCryptoKeyUsageMask usage_mask,blink::WebCryptoKey * key)43 Status ImportKeyRawOpenSsl(const CryptoData& key_data,
44 const blink::WebCryptoKeyAlgorithm& algorithm,
45 bool extractable,
46 blink::WebCryptoKeyUsageMask usage_mask,
47 blink::WebCryptoKey* key) {
48 *key = blink::WebCryptoKey::create(new SymKeyOpenSsl(key_data),
49 blink::WebCryptoKeyTypeSecret,
50 extractable,
51 algorithm,
52 usage_mask);
53 return Status::Success();
54 }
55
56 } // namespace webcrypto
57
58 } // namespace content
59