1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
|
// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "util/crypto/sha2.h"
#include <stddef.h>
#include <memory>
#include "util/crypto/secure_hash.h"
#include "util/std_util.h"
namespace openscreen {
Error SHA256HashString(absl::string_view str,
uint8_t output[SHA256_DIGEST_LENGTH]) {
bssl::UniquePtr<EVP_MD_CTX> context(EVP_MD_CTX_new());
if (!EVP_Digest(str.data(), str.size(), output, nullptr, EVP_sha256(),
nullptr)) {
return Error::Code::kSha256HashFailure;
}
return Error::None();
}
ErrorOr<std::string> SHA256HashString(absl::string_view str) {
std::string output(SHA256_DIGEST_LENGTH, 0);
const Error error =
SHA256HashString(str, reinterpret_cast<uint8_t*>(data(output)));
if (error != Error::None()) {
return error;
}
return output;
}
} // namespace openscreen
|
