Index: crypto/encryptor.h |
=================================================================== |
--- crypto/encryptor.h (revision 0) |
+++ crypto/encryptor.h (revision 0) |
@@ -0,0 +1,69 @@ |
+// 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. |
+ |
+#ifndef CRYPTO_ENCRYPTOR_H_ |
+#define CRYPTO_ENCRYPTOR_H_ |
+#pragma once |
+ |
+#include <string> |
+ |
+#include "build/build_config.h" |
+ |
+#if defined(USE_NSS) |
+#include "crypto/scoped_nss_types.h" |
+#elif defined(OS_WIN) |
+#include "crypto/scoped_capi_types.h" |
+#endif |
+ |
+namespace crypto { |
+ |
+class SymmetricKey; |
+ |
+class Encryptor { |
+ public: |
+ enum Mode { |
+ CBC |
+ }; |
+ Encryptor(); |
+ virtual ~Encryptor(); |
+ |
+ // Initializes the encryptor using |key| and |iv|. Returns false if either the |
+ // key or the initialization vector cannot be used. |
+ bool Init(SymmetricKey* key, Mode mode, const std::string& iv); |
+ |
+ // Encrypts |plaintext| into |ciphertext|. |
+ bool Encrypt(const std::string& plaintext, std::string* ciphertext); |
+ |
+ // Decrypts |ciphertext| into |plaintext|. |
+ bool Decrypt(const std::string& ciphertext, std::string* plaintext); |
+ |
+ // TODO(albertb): Support streaming encryption. |
+ |
+ private: |
+ SymmetricKey* key_; |
+ Mode mode_; |
+ |
+#if defined(USE_OPENSSL) |
+ bool Crypt(bool encrypt, // Pass true to encrypt, false to decrypt. |
+ const std::string& input, |
+ std::string* output); |
+ std::string iv_; |
+#elif defined(USE_NSS) |
+ ScopedPK11Slot slot_; |
+ ScopedSECItem param_; |
+#elif defined(OS_MACOSX) |
+ bool Crypt(int /*CCOperation*/ op, |
+ const std::string& input, |
+ std::string* output); |
+ |
+ std::string iv_; |
+#elif defined(OS_WIN) |
+ ScopedHCRYPTKEY capi_key_; |
+ DWORD block_size_; |
+#endif |
+}; |
+ |
+} // namespace crypto |
+ |
+#endif // CRYPTO_ENCRYPTOR_H_ |
Property changes on: crypto\encryptor.h |
___________________________________________________________________ |
Added: svn:eol-style |
+ LF |