/* Copyright (c) (2010-2022) Apple Inc. All rights reserved.
*
* corecrypto is licensed under Apple Inc.’s Internal Use License Agreement (which
* is contained in the License.txt file distributed with corecrypto) and only to
* people who accept that license. IMPORTANT: Any license rights granted to you by
* Apple Inc. (if any) are limited to internal use within your organization only on
* devices and computers you own or control, for the sole purpose of verifying the
* security characteristics and correct functioning of the Apple Software. You may
* not, directly or indirectly, redistribute the Apple Software or any portions thereof.
*/
#ifndef _CORECRYPTO_CCZP_H_
#define _CORECRYPTO_CCZP_H_
#include <corecrypto/ccn.h>
CC_PTRCHECK_CAPABLE_HEADER()
struct cczp;
typedef struct cczp *cczp_t;
typedef const struct cczp *cczp_const_t;
struct cczp_funcs;
typedef const struct cczp_funcs *cczp_funcs_t;
// keep cczp_hd and cczp structures consistent
// cczp_hd is typecasted to cczp to read EC curve params
// make sure n is the first element see ccrsa_ctx_n macro
#define __CCZP_HEADER_ELEMENTS_DEFINITIONS(pre) \
cc_size pre##n; \
cc_unit pre##bitlen; \
cczp_funcs_t pre##funcs;
#define __CCZP_ELEMENTS_DEFINITIONS(pre) \
__CCZP_HEADER_ELEMENTS_DEFINITIONS(pre) \
cc_unit pre##ccn[];
struct cczp {
__CCZP_ELEMENTS_DEFINITIONS()
} CC_ALIGNED(CCN_UNIT_SIZE);
#define CCZP_N(ZP) ((ZP)->n)
#define CCZP_PRIME(ZP) ((ZP)->ccn)
#define CCZP_BITLEN(ZP) ((ZP)->bitlen)
CC_NONNULL((1))
cc_size cczp_n(cczp_const_t zp);
CC_NONNULL((1))
const cc_unit * cc_indexable cczp_prime(cczp_const_t zp);
CC_NONNULL((1))
size_t cczp_bitlen(cczp_const_t zp);
#endif /* _CORECRYPTO_CCZP_H_ */