blob: 156e018816c641bf03d7134838cc9c6af778c386 [file] [log] [blame]
// Copyright (c) 2009-2010 The Chromium OS 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 SECURE_BLOB_H_
#define SECURE_BLOB_H_
#include <chromeos/utility.h>
namespace cryptohome {
typedef unsigned char SecureBlobElement;
// SecureBlob erases the contents on destruction. It does not guarantee erasure
// on resize, assign, etc.
class SecureBlob : public chromeos::Blob {
SecureBlob(chromeos::Blob::const_iterator begin,
chromeos::Blob::const_iterator end);
explicit SecureBlob(int size);
SecureBlob(const unsigned char* from, int from_length);
SecureBlob(const char* from, int from_length);
virtual ~SecureBlob();
void resize(size_type sz);
void resize(size_type sz, const SecureBlobElement& x);
void clear_contents();
void* data();
const void* const_data() const;
} // cryptohome
#endif // SECURE_BLOB_H_