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| 1 // Copyright (c) 2009-2010 The Chromium OS Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef SECURE_BLOB_H_ |
| 6 #define SECURE_BLOB_H_ |
| 7 |
| 8 #include "chromeos/utility.h" |
| 9 |
| 10 namespace cryptohome { |
| 11 |
| 12 typedef unsigned char SecureBlobElement; |
| 13 |
| 14 // SecureBlob erases the contents on destruction. It does not guarantee erasure |
| 15 // on resize, assign, etc. |
| 16 class SecureBlob : public chromeos::Blob { |
| 17 public: |
| 18 SecureBlob(); |
| 19 SecureBlob(chromeos::Blob::const_iterator begin, |
| 20 chromeos::Blob::const_iterator end); |
| 21 explicit SecureBlob(int size); |
| 22 virtual ~SecureBlob(); |
| 23 |
| 24 void resize(size_type sz); |
| 25 void resize(size_type sz, const SecureBlobElement& x); |
| 26 }; |
| 27 |
| 28 } // cryptohome |
| 29 |
| 30 #endif // SECURE_BLOB_H_ |
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