1 files changed, 62 insertions, 0 deletions
diff --git a/contrib/epee/include/storages/crypted_storage.h b/contrib/epee/include/storages/crypted_storage.h
new file mode 100644
index 000000000..d6e6edcba
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+++ b/contrib/epee/include/storages/crypted_storage.h
@@ -0,0 +1,62 @@
+// Copyright (c) 2006-2013, Andrey N. Sabelnikov, www.sabelnikov.net
+// All rights reserved.
+// 
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above copyright
+// notice, this list of conditions and the following disclaimer in the
+// documentation and/or other materials provided with the distribution.
+// * Neither the name of the Andrey N. Sabelnikov nor the
+// names of its contributors may be used to endorse or promote products
+// derived from this software without specific prior written permission.
+// 
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER  BE LIABLE FOR ANY
+// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+// 
+
+
+#ifndef _CRYPTED_STORAGE_H_
+#define _CRYPTED_STORAGE_H_
+
+#include "cryptopp_helper.h"
+
+namespace epee
+{
+template<class t_base_storage, class crypt_provider, class t_key_provider>
+class crypted_storage: public t_base_storage
+{
+public: 
+	size_t	PackToSolidBuffer(std::string& targetObj)
+	{
+		size_t res = t_base_storage::PackToSolidBuffer(targetObj);
+		if(res <= 0)
+			return res;
+		
+		if(!crypt_provider::encrypt(targetObj, t_key_provider::get_storage_default_key()))
+			return 0;
+
+		return targetObj.size();
+	}
+
+	size_t		LoadFromSolidBuffer(const std::string& pTargetObj)
+	{
+		std::string buff_to_decrypt = pTargetObj;
+		if(crypt_provider::decrypt(buff_to_decrypt, t_key_provider::get_storage_default_key()))
+			return t_base_storage::LoadFromSolidBuffer(buff_to_decrypt);
+
+		return 0;
+	}
+};
+}
+
+#endif //_CRYPTED_STORAGE_H_
+\ No newline at end of file