1 /*
2 * Copyright (c) 2001-2019, Arm Limited and Contributors. All rights reserved.
3 *
4 * SPDX-License-Identifier: BSD-3-Clause
5 */
6
7 /*
8 * All the includes that are needed for code using this module to
9 * compile correctly should be #included here.
10 */
11 #include "cc_pal_types.h"
12 #include "cc_ecpki_types.h"
13
14
15 /**************** The domain structure describing *************/
16 /**
17 // The structure containing EC domain parameters in little-endian form.
18 // Elliptic curve: Y^2 = X^3 + A*X + B over prime fild GFp
19
20 typedef struct {
21
22 // Field modulus: GF_Modulus = P
23 uint32_t ecP [CC_ECPKI_MODUL_MAX_LENGTH_IN_WORDS];
24 // EC equation parameters a, b
25 uint32_t ecA [CC_ECPKI_MODUL_MAX_LENGTH_IN_WORDS];
26 uint32_t ecB [CC_ECPKI_MODUL_MAX_LENGTH_IN_WORDS];
27 // Order of generator: EC_GenerOrder
28 uint32_t ecOrd [CC_ECPKI_MODUL_MAX_LENGTH_IN_WORDS + 1];
29 // Generator (EC base point) coordinates in projective form
30 uint32_t ecGx [CC_ECPKI_MODUL_MAX_LENGTH_IN_WORDS];
31 uint32_t ecGy [CC_ECPKI_MODUL_MAX_LENGTH_IN_WORDS];
32 // EC cofactor EC_Cofactor_K
33 uint32_t ecH;
34 // include the specific fields that are used by the low level
35 uint32_t barrTagBuff[CC_PKA_DOMAIN_BUFF_SIZE_IN_WORDS];
36 // Size of fields in bits
37 uint32_t modSizeInBits;
38 uint32_t ordSizeInBits;
39 // Size of each inserted Barret tag in words; 0 - if not inserted
40 uint32_t barrTagSizeInWords;
41 CCEcpkiDomainID_t DomainID;
42 int8_t name[20];
43
44 } CCEcpkiDomain_t;
45
46 */
47
48
49 /***********************************************************************************
50 * Data base of CC_ECPKI_DomainID_secp384r1: structure of type CCEcpkiDomain_t *
51 * All data is given in little endian order of words in arrays *
52 ***********************************************************************************/
53 static const CCEcpkiDomain_t ecpki_domain_secp384r1 = {
54 /* Field modulus : *
55 * GF_Modulus = FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFF0000000000000000FFFFFFFF - big end*/
56 {0xFFFFFFFF,0x00000000,0x00000000,0xFFFFFFFF,0xFFFFFFFE,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
57 0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF},
58 /* EC equation parameters a, b */
59 /* a = FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEFFFFFFFF0000000000000000FFFFFFFC - big end from SEC2 */
60 {0xFFFFFFFC,0x00000000,0x00000000,0xFFFFFFFF,0xFFFFFFFE,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,
61 0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF},
62 /* b = B3312FA7E23EE7E4988E056BE3F82D19181D9C6EFE8141120314088F5013875AC656398D8A2ED19D2A85C8EDD3EC2AEF - big end from SEC2 */
63 {0xD3EC2AEF,0x2A85C8ED,0x8A2ED19D,0xC656398D,0x5013875A,0x0314088F,0xFE814112,0x181D9C6E,
64 0xE3F82D19,0x988E056B,0xE23EE7E4,0xB3312FA7},
65
66 /* Order of generator: FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC7634D81F4372DDF581A0DB248B0A77AECEC196ACCC52973 big end from SEC2 */
67 {0xCCC52973,0xECEC196A,0x48B0A77A,0x581A0DB2,0xF4372DDF,0xC7634D81,0xFFFFFFFF,0xFFFFFFFF,
68 0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF,0xFFFFFFFF},
69
70 /* Generator coordinates in affine form: EC_Gener_X, EC_Gener_Y (in ordinary representation) */
71 /* AA87CA22BE8B05378EB1C71EF320AD746E1D3B628BA79B9859F741E082542A385502F25DBF55296C3A545E3872760AB7 X - big end from SEC2 */
72 {0x72760AB7,0x3A545E38,0xBF55296C,0x5502F25D,0x82542A38,0x59F741E0,0x8BA79B98,0x6E1D3B62,
73 0xF320AD74,0x8EB1C71E,0xBE8B0537,0xAA87CA22},
74 /* 3617DE4A96262C6F5D9E98BF9292DC29F8F41DBD289A147CE9DA3113B5F0B8C00A60B1CE1D7E819D7A431D7C90EA0E5F Y - big end from SEC2 */
75 {0x90EA0E5F,0x7A431D7C,0x1D7E819D,0x0A60B1CE,0xB5F0B8C0,0xE9DA3113,0x289A147C,0xF8F41DBD,
76 0x9292DC29,0x5D9E98BF,0x96262C6F,0x3617DE4A},
77
78 1, /* EC cofactor K */
79
80 /* Barrett tags NP,RP */
81 #ifdef CC_SUPPORT_PKA_128_32
82 {0x00000000,0x00000000,0x00000000,0x00000000,0x00000080,
83 0x00000000,0x00000000,0x00000000,0x00000000,0x00000080},
84 #else // CC_SUPPORT_PKA_64_16
85 {0x00000000,0x00000000,0x00000080,0x00000000, 0x00000000,
86 0x00000000,0x00000000,0x00000080,0x00000000,0x00000000},
87 #endif
88
89 384, /* Size of field modulus in bits */
90 384, /* Size of order of generator in bits */
91 5, /* Size of each inserted Barret tag in words; 0 - if not inserted */
92
93 CC_ECPKI_DomainID_secp384r1, /* EC Domain identifier - enum */
94 "SECG_PRIME_384R1"
95
96 };
97
98
99 /**
100 @brief the function returns the domain pointer id the domain is supported for the product;
101 otherwise return NULL
102 @return return domain pointer or NULL
103
104 */
CC_EcpkiGetSecp384r1DomainP(void)105 const CCEcpkiDomain_t *CC_EcpkiGetSecp384r1DomainP(void)
106 {
107 return &ecpki_domain_secp384r1;
108 }
109
110
