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att_sign.h
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1 /*************************************************************************************************/
2 /*!
3  * \file
4  *
5  * \brief ATT optional signed PDU processing functions.
6  *
7  * Copyright (c) 2011-2018 Arm Ltd. All Rights Reserved.
8  *
9  * Copyright (c) 2019 Packetcraft, Inc.
10  *
11  * Licensed under the Apache License, Version 2.0 (the "License");
12  * you may not use this file except in compliance with the License.
13  * You may obtain a copy of the License at
14  *
15  * http://www.apache.org/licenses/LICENSE-2.0
16  *
17  * Unless required by applicable law or agreed to in writing, software
18  * distributed under the License is distributed on an "AS IS" BASIS,
19  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
20  * See the License for the specific language governing permissions and
21  * limitations under the License.
22  */
23 /*************************************************************************************************/
24 #ifndef ATT_SIGN_H
25 #define ATT_SIGN_H
26 
27 #ifdef __cplusplus
28 extern "C" {
29 #endif
30 
31 /**************************************************************************************************
32  Macros
33 **************************************************************************************************/
34 
35 /* CMAC algorithm subkey length */
36 #define ATT_CMAC_SUBKEY_LEN 16
37 
38 /* CMAC algorithm block length */
39 #define ATT_CMAC_BLOCK_LEN 16
40 
41 /* CMAC constant Rb */
42 #define ATT_CMAC_RB 0x87
43 
44 /* CMAC signature result length */
45 #define ATT_CMAC_RESULT_LEN 8
46 
47 
48 #ifdef __cplusplus
49 };
50 #endif
51 
52 #endif /* ATT_SIGN_H */
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