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Unified Diff: crypto/secure_hash_openssl.cc

Issue 6805019: Move crypto files out of base, to a top level directory. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/
Patch Set: Fixes comments by eroman Created 9 years, 8 months ago
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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
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