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1 /* Microsoft Reference Implementation for TPM 2.0
2  *
3  *  The copyright in this software is being made available under the BSD License,
4  *  included below. This software may be subject to other third party and
5  *  contributor rights, including patent rights, and no such rights are granted
6  *  under this license.
7  *
8  *  Copyright (c) Microsoft Corporation
9  *
10  *  All rights reserved.
11  *
12  *  BSD License
13  *
14  *  Redistribution and use in source and binary forms, with or without modification,
15  *  are permitted provided that the following conditions are met:
16  *
17  *  Redistributions of source code must retain the above copyright notice, this list
18  *  of conditions and the following disclaimer.
19  *
20  *  Redistributions in binary form must reproduce the above copyright notice, this
21  *  list of conditions and the following disclaimer in the documentation and/or
22  *  other materials provided with the distribution.
23  *
24  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ""AS IS""
25  *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
27  *  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
28  *  ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
29  *  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
30  *  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
31  *  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
32  *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
33  *  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34  */
35 //** Introduction
36 // This file contains structure definitions used for ECC. The
37 // structures in this file are only used internally. The ECC-related structures
38 // that cross the TPM interface are defined in TpmTypes.h
39 //
40 
41 #ifndef _CRYPT_ECC_H
42 #define _CRYPT_ECC_H
43 
44 //** Structures
45 
46 typedef struct ECC_CURVE
47 {
48     const TPM_ECC_CURVE          curveId;
49     const UINT16                 keySizeBits;
50     const TPMT_KDF_SCHEME        kdf;
51     const TPMT_ECC_SCHEME        sign;
52     const ECC_CURVE_DATA        *curveData; // the address of the curve data
53     const BYTE                  *OID;
54 } ECC_CURVE;
55 
56 //*** Macros
57 
58 // This macro is used to instance an ECC_CURVE_DATA structure for the curve. This
59 // structure is referenced by the ECC_CURVE structure
60 #define CURVE_DATA_DEF(CURVE)                                                       \
61 const ECC_CURVE_DATA CURVE = {                                                      \
62     (bigNum)&CURVE##_p_DATA, (bigNum)&CURVE##_n_DATA, (bigNum)&CURVE##_h_DATA,      \
63     (bigNum)&CURVE##_a_DATA, (bigNum)&CURVE##_b_DATA,                               \
64     {(bigNum)&CURVE##_gX_DATA, (bigNum)&CURVE##_gY_DATA, (bigNum)&BN_ONE} };
65 
66 
67 extern const ECC_CURVE eccCurves[ECC_CURVE_COUNT];
68 
69 #define CURVE_DEF(CURVE)                                                \
70 {                                                                       \
71     TPM_ECC_##CURVE,                                                    \
72     CURVE##_KEY_SIZE,                                                   \
73     CURVE##_KDF,                                                        \
74     CURVE##_SIGN,                                                       \
75     &##CURVE,                                                           \
76     OID_ECC_##CURVE                                                     \
77 }
78 
79 #define CURVE_NAME(N)
80 
81 
82 
83 #endif
84