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1 /* | 1 /* |
2 * Copyright 2004 The WebRTC Project Authors. All rights reserved. | 2 * Copyright 2004 The WebRTC Project Authors. All rights reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 #ifndef WEBRTC_BASE_OPENSSLIDENTITY_H_ | 11 #ifndef WEBRTC_BASE_OPENSSLIDENTITY_H_ |
12 #define WEBRTC_BASE_OPENSSLIDENTITY_H_ | 12 #define WEBRTC_BASE_OPENSSLIDENTITY_H_ |
13 | 13 |
14 #include <openssl/evp.h> | |
15 #include <openssl/x509.h> | |
16 | 14 |
17 #include <memory> | 15 // This header is deprecated and is just left here temporarily during |
18 #include <string> | 16 // refactoring. See https://bugs.webrtc.org/7634 for more details. |
19 | 17 #include "webrtc/rtc_base/opensslidentity.h" |
20 #include "webrtc/base/checks.h" | |
21 #include "webrtc/base/constructormagic.h" | |
22 #include "webrtc/base/sslidentity.h" | |
23 | |
24 typedef struct ssl_ctx_st SSL_CTX; | |
25 | |
26 namespace rtc { | |
27 | |
28 // OpenSSLKeyPair encapsulates an OpenSSL EVP_PKEY* keypair object, | |
29 // which is reference counted inside the OpenSSL library. | |
30 class OpenSSLKeyPair { | |
31 public: | |
32 explicit OpenSSLKeyPair(EVP_PKEY* pkey) : pkey_(pkey) { | |
33 RTC_DCHECK(pkey_ != nullptr); | |
34 } | |
35 | |
36 static OpenSSLKeyPair* Generate(const KeyParams& key_params); | |
37 // Constructs a key pair from the private key PEM string. This must not result | |
38 // in missing public key parameters. Returns null on error. | |
39 static OpenSSLKeyPair* FromPrivateKeyPEMString( | |
40 const std::string& pem_string); | |
41 | |
42 virtual ~OpenSSLKeyPair(); | |
43 | |
44 virtual OpenSSLKeyPair* GetReference(); | |
45 | |
46 EVP_PKEY* pkey() const { return pkey_; } | |
47 std::string PrivateKeyToPEMString() const; | |
48 std::string PublicKeyToPEMString() const; | |
49 bool operator==(const OpenSSLKeyPair& other) const; | |
50 bool operator!=(const OpenSSLKeyPair& other) const; | |
51 | |
52 private: | |
53 void AddReference(); | |
54 | |
55 EVP_PKEY* pkey_; | |
56 | |
57 RTC_DISALLOW_COPY_AND_ASSIGN(OpenSSLKeyPair); | |
58 }; | |
59 | |
60 // OpenSSLCertificate encapsulates an OpenSSL X509* certificate object, | |
61 // which is also reference counted inside the OpenSSL library. | |
62 class OpenSSLCertificate : public SSLCertificate { | |
63 public: | |
64 // Caller retains ownership of the X509 object. | |
65 explicit OpenSSLCertificate(X509* x509) : x509_(x509) { | |
66 AddReference(); | |
67 } | |
68 | |
69 static OpenSSLCertificate* Generate(OpenSSLKeyPair* key_pair, | |
70 const SSLIdentityParams& params); | |
71 static OpenSSLCertificate* FromPEMString(const std::string& pem_string); | |
72 | |
73 ~OpenSSLCertificate() override; | |
74 | |
75 OpenSSLCertificate* GetReference() const override; | |
76 | |
77 X509* x509() const { return x509_; } | |
78 | |
79 std::string ToPEMString() const override; | |
80 void ToDER(Buffer* der_buffer) const override; | |
81 bool operator==(const OpenSSLCertificate& other) const; | |
82 bool operator!=(const OpenSSLCertificate& other) const; | |
83 | |
84 // Compute the digest of the certificate given algorithm | |
85 bool ComputeDigest(const std::string& algorithm, | |
86 unsigned char* digest, | |
87 size_t size, | |
88 size_t* length) const override; | |
89 | |
90 // Compute the digest of a certificate as an X509 * | |
91 static bool ComputeDigest(const X509* x509, | |
92 const std::string& algorithm, | |
93 unsigned char* digest, | |
94 size_t size, | |
95 size_t* length); | |
96 | |
97 bool GetSignatureDigestAlgorithm(std::string* algorithm) const override; | |
98 std::unique_ptr<SSLCertChain> GetChain() const override; | |
99 | |
100 int64_t CertificateExpirationTime() const override; | |
101 | |
102 private: | |
103 void AddReference() const; | |
104 | |
105 X509* x509_; | |
106 | |
107 RTC_DISALLOW_COPY_AND_ASSIGN(OpenSSLCertificate); | |
108 }; | |
109 | |
110 // Holds a keypair and certificate together, and a method to generate | |
111 // them consistently. | |
112 class OpenSSLIdentity : public SSLIdentity { | |
113 public: | |
114 static OpenSSLIdentity* GenerateWithExpiration(const std::string& common_name, | |
115 const KeyParams& key_params, | |
116 time_t certificate_lifetime); | |
117 static OpenSSLIdentity* GenerateForTest(const SSLIdentityParams& params); | |
118 static SSLIdentity* FromPEMStrings(const std::string& private_key, | |
119 const std::string& certificate); | |
120 ~OpenSSLIdentity() override; | |
121 | |
122 const OpenSSLCertificate& certificate() const override; | |
123 OpenSSLIdentity* GetReference() const override; | |
124 | |
125 // Configure an SSL context object to use our key and certificate. | |
126 bool ConfigureIdentity(SSL_CTX* ctx); | |
127 | |
128 std::string PrivateKeyToPEMString() const override; | |
129 std::string PublicKeyToPEMString() const override; | |
130 bool operator==(const OpenSSLIdentity& other) const; | |
131 bool operator!=(const OpenSSLIdentity& other) const; | |
132 | |
133 private: | |
134 OpenSSLIdentity(OpenSSLKeyPair* key_pair, OpenSSLCertificate* certificate); | |
135 | |
136 static OpenSSLIdentity* GenerateInternal(const SSLIdentityParams& params); | |
137 | |
138 std::unique_ptr<OpenSSLKeyPair> key_pair_; | |
139 std::unique_ptr<OpenSSLCertificate> certificate_; | |
140 | |
141 RTC_DISALLOW_COPY_AND_ASSIGN(OpenSSLIdentity); | |
142 }; | |
143 | |
144 | |
145 } // namespace rtc | |
146 | 18 |
147 #endif // WEBRTC_BASE_OPENSSLIDENTITY_H_ | 19 #endif // WEBRTC_BASE_OPENSSLIDENTITY_H_ |
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