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
12#ifndef _CORECRYPTO_CCSHA2_H_
13#define _CORECRYPTO_CCSHA2_H_
14
15#include <corecrypto/ccdigest.h>
16
17CC_PTRCHECK_CAPABLE_HEADER()
18
19/* sha2 selectors */
20const struct ccdigest_info *ccsha224_di(void);
21const struct ccdigest_info *ccsha256_di(void);
22const struct ccdigest_info *ccsha384_di(void);
23const struct ccdigest_info *ccsha512_di(void);
24const struct ccdigest_info *ccsha512_256_di(void); // SHA512/256 (cf FIPS 180-4 https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.180-4.pdf)
25
26#define ccoid_sha224 ((unsigned char *)"\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x04")
27#define ccoid_sha224_len 11
28
29#define ccoid_sha256 ((unsigned char *)"\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01")
30#define ccoid_sha256_len 11
31
32#define ccoid_sha384 ((unsigned char *)"\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x02")
33#define ccoid_sha384_len 11
34
35#define ccoid_sha512 ((unsigned char *)"\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x03")
36#define ccoid_sha512_len 11
37
38#define ccoid_sha512_256 ((unsigned char *)"\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x06")
39#define ccoid_sha512_256_len 11
40
41/* SHA256 */
42#define CCSHA256_BLOCK_SIZE 64
43#define CCSHA256_OUTPUT_SIZE 32
44#define CCSHA256_STATE_SIZE 32
45extern const struct ccdigest_info ccsha256_ltc_di;
46#if CCSHA2_VNG_INTEL
47extern const struct ccdigest_info ccsha224_vng_intel_SupplementalSSE3_di;
48extern const struct ccdigest_info ccsha256_vng_intel_SupplementalSSE3_di;
49#endif
50#if CCSHA2_VNG_ARM
51extern const struct ccdigest_info ccsha224_vng_arm_di;
52extern const struct ccdigest_info ccsha256_vng_arm_di;
53#if defined(__arm64__)
54extern const struct ccdigest_info ccsha256_vng_arm64neon_di;
55#endif
56extern const struct ccdigest_info ccsha384_vng_arm_di;
57extern const struct ccdigest_info ccsha512_vng_arm_di;
58extern const struct ccdigest_info ccsha512_256_vng_arm_di;
59#endif
60
61/* SHA224 */
62#define CCSHA224_OUTPUT_SIZE 28
63extern const struct ccdigest_info ccsha224_ltc_di;
64
65/* SHA512 */
66#define CCSHA512_BLOCK_SIZE 128
67#define CCSHA512_OUTPUT_SIZE 64
68#define CCSHA512_STATE_SIZE 64
69extern const struct ccdigest_info ccsha512_ltc_di;
70
71/* SHA512/256 */
72// FIPS 180-4
73// https://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.180-4.pdf
74#define CCSHA512_256_BLOCK_SIZE 128
75#define CCSHA512_256_OUTPUT_SIZE 32
76#define CCSHA512_256_STATE_SIZE 64
77extern const struct ccdigest_info ccsha512_256_ltc_di;
78
79/* SHA384 */
80#define CCSHA384_OUTPUT_SIZE 48
81extern const struct ccdigest_info ccsha384_ltc_di;
82
83#endif /* _CORECRYPTO_CCSHA2_H_ */
84