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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "crypto/signature_verifier.h" | 5 #include "crypto/signature_verifier.h" |
| 6 | 6 |
| 7 #include <openssl/evp.h> | 7 #include <openssl/evp.h> |
| 8 #include <openssl/x509.h> | 8 #include <openssl/x509.h> |
| 9 | 9 |
| 10 #include <vector> | 10 #include <vector> |
| 11 | 11 |
| 12 #include "base/logging.h" | 12 #include "base/logging.h" |
| 13 #include "base/memory/scoped_ptr.h" | 13 #include "base/memory/scoped_ptr.h" |
| 14 #include "base/stl_util.h" | |
| 15 #include "crypto/openssl_util.h" | 14 #include "crypto/openssl_util.h" |
| 16 #include "crypto/scoped_openssl_types.h" | 15 #include "crypto/scoped_openssl_types.h" |
| 17 | 16 |
| 18 namespace crypto { | 17 namespace crypto { |
| 19 | 18 |
| 20 namespace { | 19 namespace { |
| 21 | 20 |
| 22 const EVP_MD* ToOpenSSLDigest(SignatureVerifier::HashAlgorithm hash_alg) { | 21 const EVP_MD* ToOpenSSLDigest(SignatureVerifier::HashAlgorithm hash_alg) { |
| 23 switch (hash_alg) { | 22 switch (hash_alg) { |
| 24 case SignatureVerifier::SHA1: | 23 case SignatureVerifier::SHA1: |
| (...skipping 87 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 112 DCHECK(verify_context_); | 111 DCHECK(verify_context_); |
| 113 OpenSSLErrStackTracer err_tracer(FROM_HERE); | 112 OpenSSLErrStackTracer err_tracer(FROM_HERE); |
| 114 int rv = EVP_DigestVerifyUpdate(verify_context_->ctx.get(), | 113 int rv = EVP_DigestVerifyUpdate(verify_context_->ctx.get(), |
| 115 data_part, data_part_len); | 114 data_part, data_part_len); |
| 116 DCHECK_EQ(rv, 1); | 115 DCHECK_EQ(rv, 1); |
| 117 } | 116 } |
| 118 | 117 |
| 119 bool SignatureVerifier::VerifyFinal() { | 118 bool SignatureVerifier::VerifyFinal() { |
| 120 DCHECK(verify_context_); | 119 DCHECK(verify_context_); |
| 121 OpenSSLErrStackTracer err_tracer(FROM_HERE); | 120 OpenSSLErrStackTracer err_tracer(FROM_HERE); |
| 122 int rv = EVP_DigestVerifyFinal(verify_context_->ctx.get(), | 121 int rv = EVP_DigestVerifyFinal(verify_context_->ctx.get(), signature_.data(), |
| 123 vector_as_array(&signature_), | |
| 124 signature_.size()); | 122 signature_.size()); |
| 125 DCHECK_EQ(static_cast<int>(!!rv), rv); | 123 DCHECK_EQ(static_cast<int>(!!rv), rv); |
| 126 Reset(); | 124 Reset(); |
| 127 return rv == 1; | 125 return rv == 1; |
| 128 } | 126 } |
| 129 | 127 |
| 130 bool SignatureVerifier::CommonInit(const EVP_MD* digest, | 128 bool SignatureVerifier::CommonInit(const EVP_MD* digest, |
| 131 const uint8* signature, | 129 const uint8* signature, |
| 132 int signature_len, | 130 int signature_len, |
| 133 const uint8* public_key_info, | 131 const uint8* public_key_info, |
| (...skipping 17 matching lines...) Expand all Loading... |
| 151 return rv == 1; | 149 return rv == 1; |
| 152 } | 150 } |
| 153 | 151 |
| 154 void SignatureVerifier::Reset() { | 152 void SignatureVerifier::Reset() { |
| 155 delete verify_context_; | 153 delete verify_context_; |
| 156 verify_context_ = NULL; | 154 verify_context_ = NULL; |
| 157 signature_.clear(); | 155 signature_.clear(); |
| 158 } | 156 } |
| 159 | 157 |
| 160 } // namespace crypto | 158 } // namespace crypto |
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