1 | /* Copyright (c) (2010-2022) Apple Inc. All rights reserved. |
2 | * |
3 | * corecrypto is licensed under Apple Inc.’s Internal Use License Agreement (which |
4 | * is contained in the License.txt file distributed with corecrypto) and only to |
5 | * people who accept that license. IMPORTANT: Any license rights granted to you by |
6 | * Apple Inc. (if any) are limited to internal use within your organization only on |
7 | * devices and computers you own or control, for the sole purpose of verifying the |
8 | * security characteristics and correct functioning of the Apple Software. You may |
9 | * not, directly or indirectly, redistribute the Apple Software or any portions thereof. |
10 | */ |
11 | |
12 | #ifndef _CORECRYPTO_CCZP_H_ |
13 | #define _CORECRYPTO_CCZP_H_ |
14 | |
15 | #include <corecrypto/ccn.h> |
16 | |
17 | CC_PTRCHECK_CAPABLE_HEADER() |
18 | |
19 | struct cczp; |
20 | |
21 | typedef struct cczp *cczp_t; |
22 | typedef const struct cczp *cczp_const_t; |
23 | |
24 | struct cczp_funcs; |
25 | typedef const struct cczp_funcs *cczp_funcs_t; |
26 | |
27 | // keep cczp_hd and cczp structures consistent |
28 | // cczp_hd is typecasted to cczp to read EC curve params |
29 | // make sure n is the first element see ccrsa_ctx_n macro |
30 | #define (pre) \ |
31 | cc_size pre##n; \ |
32 | cc_unit pre##bitlen; \ |
33 | cczp_funcs_t pre##funcs; |
34 | |
35 | #define __CCZP_ELEMENTS_DEFINITIONS(pre) \ |
36 | __CCZP_HEADER_ELEMENTS_DEFINITIONS(pre) \ |
37 | cc_unit pre##ccn[]; |
38 | |
39 | struct cczp { |
40 | __CCZP_ELEMENTS_DEFINITIONS() |
41 | } CC_ALIGNED(CCN_UNIT_SIZE); |
42 | |
43 | #define CCZP_N(ZP) ((ZP)->n) |
44 | #define CCZP_PRIME(ZP) ((ZP)->ccn) |
45 | #define CCZP_BITLEN(ZP) ((ZP)->bitlen) |
46 | |
47 | CC_NONNULL((1)) |
48 | cc_size cczp_n(cczp_const_t zp); |
49 | |
50 | CC_NONNULL((1)) |
51 | const cc_unit * cc_indexable cczp_prime(cczp_const_t zp); |
52 | |
53 | CC_NONNULL((1)) |
54 | size_t cczp_bitlen(cczp_const_t zp); |
55 | |
56 | #endif /* _CORECRYPTO_CCZP_H_ */ |
57 | |