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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 VAULT_KEYSET_H_ |
| 6 #define VAULT_KEYSET_H_ |
| 7 |
| 8 #include "cryptohome/entropy_source.h" |
| 9 #include "cryptohome/secure_blob.h" |
| 10 |
| 11 namespace cryptohome { |
| 12 |
| 13 const char kVaultKeysetSignature[] = "ch"; |
| 14 |
| 15 #define CRYPTOHOME_VAULT_KEYSET_VERSION_MAJOR 1 |
| 16 #define CRYPTOHOME_VAULT_KEYSET_VERSION_MINOR 0 |
| 17 |
| 18 // VaultKeyset holds the File Encryption Key (FEK) and File Name Encryption Key |
| 19 // (FNEK) and their corresponding signatures. |
| 20 class VaultKeyset { |
| 21 public: |
| 22 VaultKeyset(); |
| 23 VaultKeyset(const SecureBlob& source); |
| 24 |
| 25 bool AssignBuffer(const SecureBlob& buffer); |
| 26 SecureBlob ToBuffer() const; |
| 27 |
| 28 void CreateRandom(const EntropySource& entropy_source); |
| 29 |
| 30 const SecureBlob& FEK() const; |
| 31 const SecureBlob& FEK_SIG() const; |
| 32 const SecureBlob& FEK_SALT() const; |
| 33 const SecureBlob& FNEK() const; |
| 34 const SecureBlob& FNEK_SIG() const; |
| 35 const SecureBlob& FNEK_SALT() const; |
| 36 |
| 37 static unsigned int SerializedSize(); |
| 38 |
| 39 private: |
| 40 SecureBlob fek_; |
| 41 SecureBlob fek_sig_; |
| 42 SecureBlob fek_salt_; |
| 43 SecureBlob fnek_; |
| 44 SecureBlob fnek_sig_; |
| 45 SecureBlob fnek_salt_; |
| 46 unsigned short major_version_; |
| 47 unsigned short minor_version_; |
| 48 |
| 49 DISALLOW_COPY_AND_ASSIGN(VaultKeyset); |
| 50 }; |
| 51 |
| 52 } // cryptohome |
| 53 |
| 54 #endif // VAULT_KEYSET_H_ |
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