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1 // Copyright (c) 2010 The Chromium OS Authors. All rights reserved. | 1 // Copyright (c) 2010 The Chromium OS Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CHROMEOS_PLATFORM_UPDATE_ENGINE_PAYLOAD_SIGNER_H__ | 5 #ifndef CHROMEOS_PLATFORM_UPDATE_ENGINE_PAYLOAD_SIGNER_H__ |
6 #define CHROMEOS_PLATFORM_UPDATE_ENGINE_PAYLOAD_SIGNER_H__ | 6 #define CHROMEOS_PLATFORM_UPDATE_ENGINE_PAYLOAD_SIGNER_H__ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 #include <vector> | 9 #include <vector> |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
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21 public: | 21 public: |
22 static bool SignPayload(const std::string& unsigned_payload_path, | 22 static bool SignPayload(const std::string& unsigned_payload_path, |
23 const std::string& private_key_path, | 23 const std::string& private_key_path, |
24 std::vector<char>* out_signature_blob); | 24 std::vector<char>* out_signature_blob); |
25 | 25 |
26 // Returns the length of out_signature_blob that will result in a call | 26 // Returns the length of out_signature_blob that will result in a call |
27 // to SignPayload with a given private key. Returns true on success. | 27 // to SignPayload with a given private key. Returns true on success. |
28 static bool SignatureBlobLength(const std::string& private_key_path, | 28 static bool SignatureBlobLength(const std::string& private_key_path, |
29 uint64_t* out_length); | 29 uint64_t* out_length); |
30 | 30 |
| 31 // Returns false if the payload signature can't be verified. Returns true |
| 32 // otherwise and sets |out_hash| to the signed payload hash. |
| 33 static bool VerifySignature(const std::vector<char>& signature_blob, |
| 34 const std::string& public_key_path, |
| 35 std::vector<char>* out_hash_data); |
| 36 |
31 private: | 37 private: |
32 // This should never be constructed | 38 // This should never be constructed |
33 DISALLOW_IMPLICIT_CONSTRUCTORS(PayloadSigner); | 39 DISALLOW_IMPLICIT_CONSTRUCTORS(PayloadSigner); |
34 }; | 40 }; |
35 | 41 |
36 } // namespace chromeos_update_engine | 42 } // namespace chromeos_update_engine |
37 | 43 |
38 #endif // CHROMEOS_PLATFORM_UPDATE_ENGINE_PAYLOAD_SIGNER_H__ | 44 #endif // CHROMEOS_PLATFORM_UPDATE_ENGINE_PAYLOAD_SIGNER_H__ |
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