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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef NET_QUIC_CRYPTO_PROOF_VERIFIER_H_ | |
| 6 #define NET_QUIC_CRYPTO_PROOF_VERIFIER_H_ | |
| 7 | |
| 8 #include <string> | |
| 9 #include <vector> | |
| 10 | |
| 11 #include "base/memory/scoped_ptr.h" | |
| 12 #include "net/base/net_export.h" | |
| 13 #include "net/quic/quic_types.h" | |
| 14 | |
| 15 namespace net { | |
| 16 | |
| 17 // ProofVerifyDetails is an abstract class that acts as a container for any | |
| 18 // implementation specific details that a ProofVerifier wishes to return. These | |
| 19 // details are saved in the CachedState for the origin in question. | |
| 20 class NET_EXPORT_PRIVATE ProofVerifyDetails { | |
| 21 public: | |
| 22 virtual ~ProofVerifyDetails() {} | |
| 23 | |
| 24 // Returns an new ProofVerifyDetails object with the same contents | |
| 25 // as this one. | |
| 26 virtual ProofVerifyDetails* Clone() const = 0; | |
| 27 }; | |
| 28 | |
| 29 // ProofVerifyContext is an abstract class that acts as a container for any | |
| 30 // implementation specific context that a ProofVerifier needs. | |
| 31 class NET_EXPORT_PRIVATE ProofVerifyContext { | |
| 32 public: | |
| 33 virtual ~ProofVerifyContext() {} | |
| 34 }; | |
| 35 | |
| 36 // ProofVerifierCallback provides a generic mechanism for a ProofVerifier to | |
| 37 // call back after an asynchronous verification. | |
| 38 class NET_EXPORT_PRIVATE ProofVerifierCallback { | |
| 39 public: | |
| 40 virtual ~ProofVerifierCallback() {} | |
| 41 | |
| 42 // Run is called on the original thread to mark the completion of an | |
| 43 // asynchonous verification. If |ok| is true then the certificate is valid | |
| 44 // and |error_details| is unused. Otherwise, |error_details| contains a | |
| 45 // description of the error. |details| contains implementation-specific | |
| 46 // details of the verification. |Run| may take ownership of |details| by | |
| 47 // calling |release| on it. | |
| 48 virtual void Run(bool ok, | |
| 49 const std::string& error_details, | |
| 50 scoped_ptr<ProofVerifyDetails>* details) = 0; | |
| 51 }; | |
| 52 | |
| 53 // A ProofVerifier checks the signature on a server config, and the certificate | |
| 54 // chain that backs the public key. | |
| 55 class NET_EXPORT_PRIVATE ProofVerifier { | |
| 56 public: | |
| 57 virtual ~ProofVerifier() {} | |
| 58 | |
| 59 // VerifyProof checks that |signature| is a valid signature of | |
| 60 // |server_config| by the public key in the leaf certificate of |certs|, and | |
| 61 // that |certs| is a valid chain for |hostname|. On success, it returns | |
| 62 // QUIC_SUCCESS. On failure, it returns QUIC_FAILURE and sets |*error_details| | |
| 63 // to a description of the problem. In either case it may set |*details|, | |
| 64 // which the caller takes ownership of. | |
| 65 // | |
| 66 // |context| specifies an implementation specific struct (which may be nullptr | |
| 67 // for some implementations) that provides useful information for the | |
| 68 // verifier, e.g. logging handles. | |
| 69 // | |
| 70 // This function may also return QUIC_PENDING, in which case the ProofVerifier | |
| 71 // will call back, on the original thread, via |callback| when complete. | |
| 72 // In this case, the ProofVerifier will take ownership of |callback|. | |
| 73 // | |
| 74 // The signature uses SHA-256 as the hash function and PSS padding in the | |
| 75 // case of RSA. | |
| 76 virtual QuicAsyncStatus VerifyProof(const std::string& hostname, | |
| 77 const std::string& server_config, | |
| 78 const std::vector<std::string>& certs, | |
| 79 const std::string& signature, | |
| 80 const ProofVerifyContext* context, | |
| 81 std::string* error_details, | |
| 82 scoped_ptr<ProofVerifyDetails>* details, | |
| 83 ProofVerifierCallback* callback) = 0; | |
| 84 }; | |
| 85 | |
| 86 } // namespace net | |
| 87 | |
| 88 #endif // NET_QUIC_CRYPTO_PROOF_VERIFIER_H_ | |
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