53 lines
1.8 KiB
C++
53 lines
1.8 KiB
C++
// Copyright 2015 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef NET_SSL_SSL_PLATFORM_KEY_UTIL_H_
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#define NET_SSL_SSL_PLATFORM_KEY_UTIL_H_
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#include <stddef.h>
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#include <stdint.h>
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#include <vector>
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#include "base/containers/span.h"
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#include "base/memory/scoped_refptr.h"
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#include "base/task/single_thread_task_runner.h"
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#include "net/base/net_export.h"
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#include "third_party/abseil-cpp/absl/types/optional.h"
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#include "third_party/boringssl/src/include/openssl/base.h"
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namespace net {
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class X509Certificate;
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// Returns a task runner to serialize all private key operations on a single
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// background thread to avoid problems with buggy smartcards. Its underlying
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// Thread is non-joinable and as such provides
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// TaskShutdownBehavior::CONTINUE_ON_SHUTDOWN semantics.
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NET_EXPORT_PRIVATE scoped_refptr<base::SingleThreadTaskRunner>
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GetSSLPlatformKeyTaskRunner();
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// Returns the public key of |certificate| as an |EVP_PKEY| or nullptr on error.
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bssl::UniquePtr<EVP_PKEY> GetClientCertPublicKey(
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const X509Certificate* certificate);
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// Determines the key type and maximum signature length of |certificate|'s
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// public key. |*out_type| will be set to one of the |EVP_PKEY_*| values from
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// BoringSSL.
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NET_EXPORT_PRIVATE bool GetClientCertInfo(const X509Certificate* certificate,
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int* out_type,
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size_t* out_max_length);
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// Returns the encoded form of |digest| for use with RSA-PSS with |pubkey|,
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// using |md| as the hash function and MGF-1 function, and the digest size of
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// |md| as the salt length.
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absl::optional<std::vector<uint8_t>> AddPSSPadding(
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EVP_PKEY* pubkey,
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const EVP_MD* md,
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base::span<const uint8_t> digest);
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} // namespace net
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#endif // NET_SSL_SSL_PLATFORM_KEY_UTIL_H_
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