blob: 40a4bd8f387ad61f067d50a88269f4ade73974cb [file] [log] [blame]
* Copyright 2020 The WebRTC Project Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
#include <openssl/ossl_typ.h>
#include <stddef.h>
#include <stdint.h>
#include <memory>
#include <string>
#include "rtc_base/buffer.h"
#include "rtc_base/constructor_magic.h"
#include "rtc_base/ssl_certificate.h"
#include "rtc_base/ssl_identity.h"
namespace rtc {
class OpenSSLKeyPair;
// BoringSSLCertificate encapsulates a BoringSSL CRYPTO_BUFFER object holding a
// certificate, which is also reference counted inside the BoringSSL library.
// This offers binary size and memory improvements over the OpenSSL X509
// object.
class BoringSSLCertificate final : public SSLCertificate {
explicit BoringSSLCertificate(bssl::UniquePtr<CRYPTO_BUFFER> cert_buffer);
static std::unique_ptr<BoringSSLCertificate> Generate(
OpenSSLKeyPair* key_pair,
const SSLIdentityParams& params);
static std::unique_ptr<BoringSSLCertificate> FromPEMString(
const std::string& pem_string);
~BoringSSLCertificate() override;
std::unique_ptr<SSLCertificate> Clone() const override;
CRYPTO_BUFFER* cert_buffer() const { return cert_buffer_.get(); }
std::string ToPEMString() const override;
void ToDER(Buffer* der_buffer) const override;
bool operator==(const BoringSSLCertificate& other) const;
bool operator!=(const BoringSSLCertificate& other) const;
// Compute the digest of the certificate given `algorithm`.
bool ComputeDigest(const std::string& algorithm,
unsigned char* digest,
size_t size,
size_t* length) const override;
// Compute the digest of a certificate as a CRYPTO_BUFFER.
static bool ComputeDigest(const CRYPTO_BUFFER* cert_buffer,
const std::string& algorithm,
unsigned char* digest,
size_t size,
size_t* length);
bool GetSignatureDigestAlgorithm(std::string* algorithm) const override;
int64_t CertificateExpirationTime() const override;
// A handle to the DER encoded certificate data.
bssl::UniquePtr<CRYPTO_BUFFER> cert_buffer_;
} // namespace rtc