| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2017-2022 The OpenSSL Project Authors. All Rights Reserved. |
| 3 | * |
| 4 | * Licensed under the OpenSSL license (the "License"). You may not use |
| 5 | * this file except in compliance with the License. You can obtain a copy |
| 6 | * in the file LICENSE in the source distribution or at |
| 7 | * https://www.openssl.org/source/license.html |
| 8 | */ |
| 9 | |
| 10 | #ifndef OSSL_CRYPTO_S390X_ARCH_H |
| 11 | # define OSSL_CRYPTO_S390X_ARCH_H |
| 12 | |
| 13 | # ifndef __ASSEMBLER__ |
| 14 | |
| 15 | void s390x_kimd(const unsigned char *in, size_t len, unsigned int fc, |
| 16 | void *param); |
| 17 | void s390x_klmd(const unsigned char *in, size_t inlen, unsigned char *out, |
| 18 | size_t outlen, unsigned int fc, void *param); |
| 19 | void s390x_km(const unsigned char *in, size_t len, unsigned char *out, |
| 20 | unsigned int fc, void *param); |
| 21 | void s390x_kmac(const unsigned char *in, size_t len, unsigned int fc, |
| 22 | void *param); |
| 23 | void s390x_kmo(const unsigned char *in, size_t len, unsigned char *out, |
| 24 | unsigned int fc, void *param); |
| 25 | void s390x_kmf(const unsigned char *in, size_t len, unsigned char *out, |
| 26 | unsigned int fc, void *param); |
| 27 | void s390x_kma(const unsigned char *aad, size_t alen, const unsigned char *in, |
| 28 | size_t len, unsigned char *out, unsigned int fc, void *param); |
| 29 | |
| 30 | /* |
| 31 | * The field elements of OPENSSL_s390xcap_P are the 64-bit words returned by |
| 32 | * the STFLE instruction followed by the 64-bit word pairs returned by |
| 33 | * instructions' QUERY functions. If STFLE returns fewer data or an instruction |
| 34 | * is not supported, the corresponding field elements are zero. |
| 35 | */ |
| 36 | struct OPENSSL_s390xcap_st { |
| 37 | unsigned long long stfle[4]; |
| 38 | unsigned long long kimd[2]; |
| 39 | unsigned long long klmd[2]; |
| 40 | unsigned long long km[2]; |
| 41 | unsigned long long kmc[2]; |
| 42 | unsigned long long kmac[2]; |
| 43 | unsigned long long kmctr[2]; |
| 44 | unsigned long long kmo[2]; |
| 45 | unsigned long long kmf[2]; |
| 46 | unsigned long long prno[2]; |
| 47 | unsigned long long kma[2]; |
| 48 | }; |
| 49 | |
| 50 | #if defined(__GNUC__) && defined(__linux) |
| 51 | __attribute__ ((visibility("hidden"))) |
| 52 | #endif |
| 53 | extern struct OPENSSL_s390xcap_st OPENSSL_s390xcap_P; |
| 54 | |
| 55 | /* convert facility bit number or function code to bit mask */ |
| 56 | # define S390X_CAPBIT(i) (1ULL << (63 - (i) % 64)) |
| 57 | |
| 58 | # endif |
| 59 | |
| 60 | /* OPENSSL_s390xcap_P offsets [bytes] */ |
| 61 | # define S390X_STFLE 0x00 |
| 62 | # define S390X_KIMD 0x20 |
| 63 | # define S390X_KLMD 0x30 |
| 64 | # define S390X_KM 0x40 |
| 65 | # define S390X_KMC 0x50 |
| 66 | # define S390X_KMAC 0x60 |
| 67 | # define S390X_KMCTR 0x70 |
| 68 | # define S390X_KMO 0x80 |
| 69 | # define S390X_KMF 0x90 |
| 70 | # define S390X_PRNO 0xa0 |
| 71 | # define S390X_KMA 0xb0 |
| 72 | |
| 73 | /* Facility Bit Numbers */ |
| 74 | # define S390X_VX 129 |
| 75 | # define S390X_VXD 134 |
| 76 | # define S390X_VXE 135 |
| 77 | |
| 78 | /* Function Codes */ |
| 79 | |
| 80 | /* all instructions */ |
| 81 | # define S390X_QUERY 0 |
| 82 | |
| 83 | /* kimd/klmd */ |
| 84 | # define S390X_SHA3_224 32 |
| 85 | # define S390X_SHA3_256 33 |
| 86 | # define S390X_SHA3_384 34 |
| 87 | # define S390X_SHA3_512 35 |
| 88 | # define S390X_SHAKE_128 36 |
| 89 | # define S390X_SHAKE_256 37 |
| 90 | # define S390X_GHASH 65 |
| 91 | |
| 92 | /* km/kmc/kmac/kmctr/kmo/kmf/kma */ |
| 93 | # define S390X_AES_128 18 |
| 94 | # define S390X_AES_192 19 |
| 95 | # define S390X_AES_256 20 |
| 96 | |
| 97 | /* prno */ |
| 98 | # define S390X_TRNG 114 |
| 99 | |
| 100 | /* Register 0 Flags */ |
| 101 | # define S390X_DECRYPT 0x80 |
| 102 | # define S390X_KMA_LPC 0x100 |
| 103 | # define S390X_KMA_LAAD 0x200 |
| 104 | # define S390X_KMA_HS 0x400 |
| 105 | |
| 106 | #endif |