| 1 | /*
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| 2 | * Copyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | *
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| 4 | * Licensed under the OpenSSL license (the "License"). You may not use
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| 5 | * this file except in compliance with the License. You can obtain a copy
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| 6 | * in the file LICENSE in the source distribution or at
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| 7 | * https://www.openssl.org/source/license.html
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| 8 | */
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| 9 |
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| 10 | #ifndef OSSL_CRYPTO_S390X_ARCH_H
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| 11 | # define OSSL_CRYPTO_S390X_ARCH_H
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| 12 |
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| 13 | # ifndef __ASSEMBLER__
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| 14 |
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| 15 | void s390x_kimd(const unsigned char *in, size_t len, unsigned int fc,
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| 16 | void *param);
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| 17 | void s390x_klmd(const unsigned char *in, size_t inlen, unsigned char *out,
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| 18 | size_t outlen, unsigned int fc, void *param);
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| 19 | void s390x_km(const unsigned char *in, size_t len, unsigned char *out,
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| 20 | unsigned int fc, void *param);
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| 21 | void s390x_kmac(const unsigned char *in, size_t len, unsigned int fc,
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| 22 | void *param);
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| 23 | void s390x_kmo(const unsigned char *in, size_t len, unsigned char *out,
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| 24 | unsigned int fc, void *param);
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| 25 | void s390x_kmf(const unsigned char *in, size_t len, unsigned char *out,
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| 26 | unsigned int fc, void *param);
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| 27 | void s390x_kma(const unsigned char *aad, size_t alen, const unsigned char *in,
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| 28 | size_t len, unsigned char *out, unsigned int fc, void *param);
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| 29 |
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| 30 | /*
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| 31 | * The field elements of OPENSSL_s390xcap_P are the 64-bit words returned by
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| 32 | * the STFLE instruction followed by the 64-bit word pairs returned by
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| 33 | * instructions' QUERY functions. If STFLE returns fewer data or an instruction
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| 34 | * is not supported, the corresponding field elements are zero.
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| 35 | */
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| 36 | struct OPENSSL_s390xcap_st {
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| 37 | unsigned long long stfle[4];
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| 38 | unsigned long long kimd[2];
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| 39 | unsigned long long klmd[2];
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| 40 | unsigned long long km[2];
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| 41 | unsigned long long kmc[2];
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| 42 | unsigned long long kmac[2];
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| 43 | unsigned long long kmctr[2];
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| 44 | unsigned long long kmo[2];
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| 45 | unsigned long long kmf[2];
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| 46 | unsigned long long prno[2];
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| 47 | unsigned long long kma[2];
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| 48 | };
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| 49 |
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| 50 | extern struct OPENSSL_s390xcap_st OPENSSL_s390xcap_P;
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| 51 |
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| 52 | /* convert facility bit number or function code to bit mask */
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| 53 | # define S390X_CAPBIT(i) (1ULL << (63 - (i) % 64))
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| 54 |
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| 55 | # endif
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| 56 |
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| 57 | /* OPENSSL_s390xcap_P offsets [bytes] */
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| 58 | # define S390X_STFLE 0x00
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| 59 | # define S390X_KIMD 0x20
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| 60 | # define S390X_KLMD 0x30
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| 61 | # define S390X_KM 0x40
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| 62 | # define S390X_KMC 0x50
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| 63 | # define S390X_KMAC 0x60
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| 64 | # define S390X_KMCTR 0x70
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| 65 | # define S390X_KMO 0x80
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| 66 | # define S390X_KMF 0x90
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| 67 | # define S390X_PRNO 0xa0
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| 68 | # define S390X_KMA 0xb0
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| 69 |
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| 70 | /* Facility Bit Numbers */
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| 71 | # define S390X_VX 129
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| 72 | # define S390X_VXD 134
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| 73 | # define S390X_VXE 135
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| 74 |
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| 75 | /* Function Codes */
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| 76 |
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| 77 | /* all instructions */
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| 78 | # define S390X_QUERY 0
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| 79 |
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| 80 | /* kimd/klmd */
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| 81 | # define S390X_SHA3_224 32
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| 82 | # define S390X_SHA3_256 33
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| 83 | # define S390X_SHA3_384 34
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| 84 | # define S390X_SHA3_512 35
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| 85 | # define S390X_SHAKE_128 36
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| 86 | # define S390X_SHAKE_256 37
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| 87 | # define S390X_GHASH 65
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| 88 |
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| 89 | /* km/kmc/kmac/kmctr/kmo/kmf/kma */
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| 90 | # define S390X_AES_128 18
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| 91 | # define S390X_AES_192 19
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| 92 | # define S390X_AES_256 20
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| 93 |
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| 94 | /* prno */
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| 95 | # define S390X_TRNG 114
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| 96 |
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| 97 | /* Register 0 Flags */
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| 98 | # define S390X_DECRYPT 0x80
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| 99 | # define S390X_KMA_LPC 0x100
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| 100 | # define S390X_KMA_LAAD 0x200
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| 101 | # define S390X_KMA_HS 0x400
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| 102 |
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| 103 | #endif
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