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| 1 // Copyright (c) 2012 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 #include "net/base/single_request_cert_verifier.h" |
| 6 |
| 7 #include "base/bind.h" |
| 8 #include "base/bind_helpers.h" |
| 9 #include "net/base/net_errors.h" |
| 10 #include "net/base/x509_certificate.h" |
| 11 |
| 12 namespace net { |
| 13 |
| 14 SingleRequestCertVerifier::SingleRequestCertVerifier( |
| 15 CertVerifier* cert_verifier) |
| 16 : cert_verifier_(cert_verifier), |
| 17 cur_request_(NULL) { |
| 18 DCHECK(cert_verifier_ != NULL); |
| 19 } |
| 20 |
| 21 SingleRequestCertVerifier::~SingleRequestCertVerifier() { |
| 22 if (cur_request_) { |
| 23 cert_verifier_->CancelRequest(cur_request_); |
| 24 cur_request_ = NULL; |
| 25 } |
| 26 } |
| 27 |
| 28 int SingleRequestCertVerifier::Verify(X509Certificate* cert, |
| 29 const std::string& hostname, |
| 30 int flags, |
| 31 CRLSet* crl_set, |
| 32 CertVerifyResult* verify_result, |
| 33 const CompletionCallback& callback, |
| 34 const BoundNetLog& net_log) { |
| 35 // Should not be already in use. |
| 36 DCHECK(!cur_request_ && cur_request_callback_.is_null()); |
| 37 |
| 38 // Do a synchronous verification. |
| 39 if (callback.is_null()) |
| 40 return cert->Verify(hostname, flags, crl_set, verify_result); |
| 41 |
| 42 CertVerifier::RequestHandle request = NULL; |
| 43 |
| 44 // We need to be notified of completion before |callback| is called, so that |
| 45 // we can clear out |cur_request_*|. |
| 46 int rv = cert_verifier_->Verify( |
| 47 cert, hostname, flags, crl_set, verify_result, |
| 48 base::Bind(&SingleRequestCertVerifier::OnVerifyCompletion, |
| 49 base::Unretained(this)), |
| 50 &request, net_log); |
| 51 |
| 52 if (rv == ERR_IO_PENDING) { |
| 53 // Cleared in OnVerifyCompletion(). |
| 54 cur_request_ = request; |
| 55 cur_request_callback_ = callback; |
| 56 } |
| 57 |
| 58 return rv; |
| 59 } |
| 60 |
| 61 void SingleRequestCertVerifier::OnVerifyCompletion(int result) { |
| 62 DCHECK(cur_request_ && !cur_request_callback_.is_null()); |
| 63 |
| 64 CompletionCallback callback = cur_request_callback_; |
| 65 |
| 66 // Clear the outstanding request information. |
| 67 cur_request_ = NULL; |
| 68 cur_request_callback_.Reset(); |
| 69 |
| 70 // Call the user's original callback. |
| 71 callback.Run(result); |
| 72 } |
| 73 |
| 74 } // namespace net |
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