81 lines
2.6 KiB
C
81 lines
2.6 KiB
C
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/*
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* Copyright 2020 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef RTC_BASE_BORINGSSL_CERTIFICATE_H_
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#define RTC_BASE_BORINGSSL_CERTIFICATE_H_
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#include <openssl/ossl_typ.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <memory>
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#include <string>
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#include "rtc_base/buffer.h"
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#include "rtc_base/constructor_magic.h"
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#include "rtc_base/ssl_certificate.h"
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#include "rtc_base/ssl_identity.h"
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namespace rtc {
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class OpenSSLKeyPair;
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// BoringSSLCertificate encapsulates a BoringSSL CRYPTO_BUFFER object holding a
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// certificate, which is also reference counted inside the BoringSSL library.
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// This offers binary size and memory improvements over the OpenSSL X509
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// object.
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class BoringSSLCertificate final : public SSLCertificate {
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public:
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explicit BoringSSLCertificate(bssl::UniquePtr<CRYPTO_BUFFER> cert_buffer);
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static std::unique_ptr<BoringSSLCertificate> Generate(
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OpenSSLKeyPair* key_pair,
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const SSLIdentityParams& params);
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static std::unique_ptr<BoringSSLCertificate> FromPEMString(
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const std::string& pem_string);
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~BoringSSLCertificate() override;
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std::unique_ptr<SSLCertificate> Clone() const override;
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CRYPTO_BUFFER* cert_buffer() const { return cert_buffer_.get(); }
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std::string ToPEMString() const override;
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void ToDER(Buffer* der_buffer) const override;
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bool operator==(const BoringSSLCertificate& other) const;
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bool operator!=(const BoringSSLCertificate& other) const;
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// Compute the digest of the certificate given |algorithm|.
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bool ComputeDigest(const std::string& algorithm,
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unsigned char* digest,
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size_t size,
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size_t* length) const override;
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// Compute the digest of a certificate as a CRYPTO_BUFFER.
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static bool ComputeDigest(const CRYPTO_BUFFER* cert_buffer,
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const std::string& algorithm,
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unsigned char* digest,
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size_t size,
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size_t* length);
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bool GetSignatureDigestAlgorithm(std::string* algorithm) const override;
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int64_t CertificateExpirationTime() const override;
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private:
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// A handle to the DER encoded certificate data.
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bssl::UniquePtr<CRYPTO_BUFFER> cert_buffer_;
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RTC_DISALLOW_COPY_AND_ASSIGN(BoringSSLCertificate);
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};
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} // namespace rtc
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#endif // RTC_BASE_BORINGSSL_CERTIFICATE_H_
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