| /* |
| * Copyright 2004 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. |
| */ |
| |
| #ifndef WEBRTC_BASE_OPENSSLIDENTITY_H_ |
| #define WEBRTC_BASE_OPENSSLIDENTITY_H_ |
| |
| #include <openssl/evp.h> |
| #include <openssl/x509.h> |
| |
| #include <memory> |
| #include <string> |
| |
| #include "webrtc/base/common.h" |
| #include "webrtc/base/constructormagic.h" |
| #include "webrtc/base/sslidentity.h" |
| |
| typedef struct ssl_ctx_st SSL_CTX; |
| |
| namespace rtc { |
| |
| // OpenSSLKeyPair encapsulates an OpenSSL EVP_PKEY* keypair object, |
| // which is reference counted inside the OpenSSL library. |
| class OpenSSLKeyPair { |
| public: |
| explicit OpenSSLKeyPair(EVP_PKEY* pkey) : pkey_(pkey) { |
| ASSERT(pkey_ != NULL); |
| } |
| |
| static OpenSSLKeyPair* Generate(const KeyParams& key_params); |
| // Constructs a key pair from the private key PEM string. This must not result |
| // in missing public key parameters. Returns null on error. |
| static OpenSSLKeyPair* FromPrivateKeyPEMString( |
| const std::string& pem_string); |
| |
| virtual ~OpenSSLKeyPair(); |
| |
| virtual OpenSSLKeyPair* GetReference(); |
| |
| EVP_PKEY* pkey() const { return pkey_; } |
| std::string PrivateKeyToPEMString() const; |
| std::string PublicKeyToPEMString() const; |
| bool operator==(const OpenSSLKeyPair& other) const; |
| bool operator!=(const OpenSSLKeyPair& other) const; |
| |
| private: |
| void AddReference(); |
| |
| EVP_PKEY* pkey_; |
| |
| RTC_DISALLOW_COPY_AND_ASSIGN(OpenSSLKeyPair); |
| }; |
| |
| // OpenSSLCertificate encapsulates an OpenSSL X509* certificate object, |
| // which is also reference counted inside the OpenSSL library. |
| class OpenSSLCertificate : public SSLCertificate { |
| public: |
| // Caller retains ownership of the X509 object. |
| explicit OpenSSLCertificate(X509* x509) : x509_(x509) { |
| AddReference(); |
| } |
| |
| static OpenSSLCertificate* Generate(OpenSSLKeyPair* key_pair, |
| const SSLIdentityParams& params); |
| static OpenSSLCertificate* FromPEMString(const std::string& pem_string); |
| |
| ~OpenSSLCertificate() override; |
| |
| OpenSSLCertificate* GetReference() const override; |
| |
| X509* x509() const { return x509_; } |
| |
| std::string ToPEMString() const override; |
| void ToDER(Buffer* der_buffer) const override; |
| bool operator==(const OpenSSLCertificate& other) const; |
| bool operator!=(const OpenSSLCertificate& 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 an X509 * |
| static bool ComputeDigest(const X509* x509, |
| const std::string& algorithm, |
| unsigned char* digest, |
| size_t size, |
| size_t* length); |
| |
| bool GetSignatureDigestAlgorithm(std::string* algorithm) const override; |
| std::unique_ptr<SSLCertChain> GetChain() const override; |
| |
| int64_t CertificateExpirationTime() const override; |
| |
| private: |
| void AddReference() const; |
| |
| X509* x509_; |
| |
| RTC_DISALLOW_COPY_AND_ASSIGN(OpenSSLCertificate); |
| }; |
| |
| // Holds a keypair and certificate together, and a method to generate |
| // them consistently. |
| class OpenSSLIdentity : public SSLIdentity { |
| public: |
| static OpenSSLIdentity* GenerateWithExpiration(const std::string& common_name, |
| const KeyParams& key_params, |
| time_t certificate_lifetime); |
| static OpenSSLIdentity* GenerateForTest(const SSLIdentityParams& params); |
| static SSLIdentity* FromPEMStrings(const std::string& private_key, |
| const std::string& certificate); |
| ~OpenSSLIdentity() override; |
| |
| const OpenSSLCertificate& certificate() const override; |
| OpenSSLIdentity* GetReference() const override; |
| |
| // Configure an SSL context object to use our key and certificate. |
| bool ConfigureIdentity(SSL_CTX* ctx); |
| |
| std::string PrivateKeyToPEMString() const override; |
| std::string PublicKeyToPEMString() const override; |
| bool operator==(const OpenSSLIdentity& other) const; |
| bool operator!=(const OpenSSLIdentity& other) const; |
| |
| private: |
| OpenSSLIdentity(OpenSSLKeyPair* key_pair, OpenSSLCertificate* certificate); |
| |
| static OpenSSLIdentity* GenerateInternal(const SSLIdentityParams& params); |
| |
| std::unique_ptr<OpenSSLKeyPair> key_pair_; |
| std::unique_ptr<OpenSSLCertificate> certificate_; |
| |
| RTC_DISALLOW_COPY_AND_ASSIGN(OpenSSLIdentity); |
| }; |
| |
| |
| } // namespace rtc |
| |
| #endif // WEBRTC_BASE_OPENSSLIDENTITY_H_ |