Index: crypto/secure_hash_openssl.cc |
=================================================================== |
--- crypto/secure_hash_openssl.cc (revision 0) |
+++ crypto/secure_hash_openssl.cc (revision 0) |
@@ -0,0 +1,53 @@ |
+// Copyright (c) 2011 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "crypto/secure_hash.h" |
+ |
+#include <openssl/ssl.h> |
+ |
+#include "base/basictypes.h" |
+#include "base/logging.h" |
+#include "crypto/openssl_util.h" |
+ |
+namespace crypto { |
+ |
+namespace { |
+ |
+class SecureHashSHA256OpenSSL : public SecureHash { |
+ public: |
+ SecureHashSHA256OpenSSL() { |
+ SHA256_Init(&ctx_); |
+ } |
+ |
+ virtual ~SecureHashSHA256OpenSSL() { |
+ OPENSSL_cleanse(&ctx_, sizeof(ctx_)); |
+ } |
+ |
+ virtual void Update(const void* input, size_t len) { |
+ SHA256_Update(&ctx_, static_cast<const unsigned char*>(input), len); |
+ } |
+ |
+ virtual void Finish(void* output, size_t len) { |
+ ScopedOpenSSLSafeSizeBuffer<SHA256_DIGEST_LENGTH> result( |
+ static_cast<unsigned char*>(output), len); |
+ SHA256_Final(result.safe_buffer(), &ctx_); |
+ } |
+ |
+ private: |
+ SHA256_CTX ctx_; |
+}; |
+ |
+} // namespace |
+ |
+SecureHash* SecureHash::Create(Algorithm algorithm) { |
+ switch (algorithm) { |
+ case SHA256: |
+ return new SecureHashSHA256OpenSSL(); |
+ default: |
+ NOTIMPLEMENTED(); |
+ return NULL; |
+ } |
+} |
+ |
+} // namespace crypto |
Property changes on: crypto\secure_hash_openssl.cc |
___________________________________________________________________ |
Added: svn:eol-style |
+ LF |