1/* Copyright (c) (2010-2012,2014-2019,2021,2022) 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 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
12 *
13 * This file contains Original Code and/or Modifications of Original Code
14 * as defined in and that are subject to the Apple Public Source License
15 * Version 2.0 (the 'License'). You may not use this file except in
16 * compliance with the License. The rights granted to you under the License
17 * may not be used to create, or enable the creation or redistribution of,
18 * unlawful or unlicensed copies of an Apple operating system, or to
19 * circumvent, violate, or enable the circumvention or violation of, any
20 * terms of an Apple operating system software license agreement.
21 *
22 * Please obtain a copy of the License at
23 * http://www.opensource.apple.com/apsl/ and read it before using this file.
24 *
25 * The Original Code and all software distributed under the License are
26 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
27 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
28 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
29 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
30 * Please see the License for the specific language governing rights and
31 * limitations under the License.
32 *
33 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
34 */
35
36#ifndef _CORECRYPTO_CCSHA2_INTERNAL_H_
37#define _CORECRYPTO_CCSHA2_INTERNAL_H_
38
39#include <corecrypto/ccdigest.h>
40
41#ifndef CCSHA2_DISABLE_SHA512
42#define CCSHA2_DISABLE_SHA512 0
43#endif
44
45#define CCSHA2_SHA256_USE_SHA512_K (CC_SMALL_CODE && !CCSHA2_DISABLE_SHA512)
46
47#if CCSHA256_ARMV6M_ASM
48extern const struct ccdigest_info ccsha256_v6m_di;
49void ccsha256_v6m_compress(ccdigest_state_t c, size_t num, const void *p) __asm__("_ccsha256_v6m_compress");
50#endif
51
52void ccsha256_ltc_compress(ccdigest_state_t state, size_t nblocks, const void *buf);
53void ccsha512_ltc_compress(ccdigest_state_t state, size_t nblocks, const void *in);
54
55#if CCSHA2_VNG_INTEL && defined(__x86_64__)
56extern const struct ccdigest_info ccsha224_vng_intel_AVX2_di;
57extern const struct ccdigest_info ccsha224_vng_intel_AVX1_di;
58extern const struct ccdigest_info ccsha256_vng_intel_AVX2_di;
59extern const struct ccdigest_info ccsha256_vng_intel_AVX1_di;
60extern const struct ccdigest_info ccsha384_vng_intel_AVX2_di;
61extern const struct ccdigest_info ccsha384_vng_intel_AVX1_di;
62extern const struct ccdigest_info ccsha384_vng_intel_SupplementalSSE3_di;
63extern const struct ccdigest_info ccsha512_vng_intel_AVX2_di;
64extern const struct ccdigest_info ccsha512_vng_intel_AVX1_di;
65extern const struct ccdigest_info ccsha512_vng_intel_SupplementalSSE3_di;
66extern const struct ccdigest_info ccsha512_256_vng_intel_AVX2_di;
67extern const struct ccdigest_info ccsha512_256_vng_intel_AVX1_di;
68extern const struct ccdigest_info ccsha512_256_vng_intel_SupplementalSSE3_di;
69#endif
70
71#if CC_USE_L4
72extern const struct ccdigest_info ccsha256_trng_di;
73#endif
74
75extern const uint32_t ccsha256_K[64];
76extern const uint64_t ccsha512_K[80];
77
78void ccsha512_final(const struct ccdigest_info *di, ccdigest_ctx_t ctx, unsigned char *digest);
79
80extern const uint32_t ccsha224_initial_state[8];
81extern const uint32_t ccsha256_initial_state[8];
82extern const uint64_t ccsha384_initial_state[8];
83extern const uint64_t ccsha512_initial_state[8];
84extern const uint64_t ccsha512_256_initial_state[8];
85
86#endif /* _CORECRYPTO_CCSHA2_INTERNAL_H_ */
87