1 /* 2 * Copyright 2017-2022 The OpenSSL Project Authors. All Rights Reserved. 3 * 4 * Licensed under the Apache License 2.0 (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 int s390x_pcc(unsigned int fc, void *param); 30 int s390x_kdsa(unsigned int fc, void *param, const unsigned char *in, 31 size_t len); 32 33 void s390x_flip_endian32(unsigned char dst[32], const unsigned char src[32]); 34 void s390x_flip_endian64(unsigned char dst[64], const unsigned char src[64]); 35 36 int s390x_x25519_mul(unsigned char u_dst[32], 37 const unsigned char u_src[32], 38 const unsigned char d_src[32]); 39 int s390x_x448_mul(unsigned char u_dst[56], 40 const unsigned char u_src[56], 41 const unsigned char d_src[56]); 42 int s390x_ed25519_mul(unsigned char x_dst[32], 43 unsigned char y_dst[32], 44 const unsigned char x_src[32], 45 const unsigned char y_src[32], 46 const unsigned char d_src[32]); 47 int s390x_ed448_mul(unsigned char x_dst[57], 48 unsigned char y_dst[57], 49 const unsigned char x_src[57], 50 const unsigned char y_src[57], 51 const unsigned char d_src[57]); 52 53 /* 54 * The field elements of OPENSSL_s390xcap_P are the 64-bit words returned by 55 * the STFLE instruction followed by the 64-bit word pairs returned by 56 * instructions' QUERY functions. If STFLE returns fewer data or an instruction 57 * is not supported, the corresponding field elements are zero. 58 */ 59 struct OPENSSL_s390xcap_st { 60 unsigned long long stfle[4]; 61 unsigned long long kimd[2]; 62 unsigned long long klmd[2]; 63 unsigned long long km[2]; 64 unsigned long long kmc[2]; 65 unsigned long long kmac[2]; 66 unsigned long long kmctr[2]; 67 unsigned long long kmo[2]; 68 unsigned long long kmf[2]; 69 unsigned long long prno[2]; 70 unsigned long long kma[2]; 71 unsigned long long pcc[2]; 72 unsigned long long kdsa[2]; 73 }; 74 75 #if defined(__GNUC__) && defined(__linux) 76 __attribute__ ((visibility("hidden"))) 77 #endif 78 extern struct OPENSSL_s390xcap_st OPENSSL_s390xcap_P; 79 80 /* Max number of 64-bit words currently returned by STFLE */ 81 # define S390X_STFLE_MAX 3 82 83 /* convert facility bit number or function code to bit mask */ 84 # define S390X_CAPBIT(i) (1ULL << (63 - (i) % 64)) 85 86 # endif 87 88 /* OPENSSL_s390xcap_P offsets [bytes] */ 89 # define S390X_STFLE 0x00 90 # define S390X_KIMD 0x20 91 # define S390X_KLMD 0x30 92 # define S390X_KM 0x40 93 # define S390X_KMC 0x50 94 # define S390X_KMAC 0x60 95 # define S390X_KMCTR 0x70 96 # define S390X_KMO 0x80 97 # define S390X_KMF 0x90 98 # define S390X_PRNO 0xa0 99 # define S390X_KMA 0xb0 100 # define S390X_PCC 0xc0 101 # define S390X_KDSA 0xd0 102 103 /* Facility Bit Numbers */ 104 # define S390X_MSA 17 /* message-security-assist */ 105 # define S390X_STCKF 25 /* store-clock-fast */ 106 # define S390X_MSA5 57 /* message-security-assist-ext. 5 */ 107 # define S390X_MSA3 76 /* message-security-assist-ext. 3 */ 108 # define S390X_MSA4 77 /* message-security-assist-ext. 4 */ 109 # define S390X_VX 129 /* vector */ 110 # define S390X_VXD 134 /* vector packed decimal */ 111 # define S390X_VXE 135 /* vector enhancements 1 */ 112 # define S390X_MSA8 146 /* message-security-assist-ext. 8 */ 113 # define S390X_MSA9 155 /* message-security-assist-ext. 9 */ 114 115 /* Function Codes */ 116 117 /* all instructions */ 118 # define S390X_QUERY 0 119 120 /* kimd/klmd */ 121 # define S390X_SHA_1 1 122 # define S390X_SHA_256 2 123 # define S390X_SHA_512 3 124 # define S390X_SHA3_224 32 125 # define S390X_SHA3_256 33 126 # define S390X_SHA3_384 34 127 # define S390X_SHA3_512 35 128 # define S390X_SHAKE_128 36 129 # define S390X_SHAKE_256 37 130 # define S390X_GHASH 65 131 132 /* km/kmc/kmac/kmctr/kmo/kmf/kma */ 133 # define S390X_AES_128 18 134 # define S390X_AES_192 19 135 # define S390X_AES_256 20 136 137 /* km */ 138 # define S390X_XTS_AES_128 50 139 # define S390X_XTS_AES_256 52 140 141 /* prno */ 142 # define S390X_SHA_512_DRNG 3 143 # define S390X_TRNG 114 144 145 /* pcc */ 146 # define S390X_SCALAR_MULTIPLY_P256 64 147 # define S390X_SCALAR_MULTIPLY_P384 65 148 # define S390X_SCALAR_MULTIPLY_P521 66 149 # define S390X_SCALAR_MULTIPLY_ED25519 72 150 # define S390X_SCALAR_MULTIPLY_ED448 73 151 # define S390X_SCALAR_MULTIPLY_X25519 80 152 # define S390X_SCALAR_MULTIPLY_X448 81 153 154 /* kdsa */ 155 # define S390X_ECDSA_VERIFY_P256 1 156 # define S390X_ECDSA_VERIFY_P384 2 157 # define S390X_ECDSA_VERIFY_P521 3 158 # define S390X_ECDSA_SIGN_P256 9 159 # define S390X_ECDSA_SIGN_P384 10 160 # define S390X_ECDSA_SIGN_P521 11 161 # define S390X_EDDSA_VERIFY_ED25519 32 162 # define S390X_EDDSA_VERIFY_ED448 36 163 # define S390X_EDDSA_SIGN_ED25519 40 164 # define S390X_EDDSA_SIGN_ED448 44 165 166 /* Register 0 Flags */ 167 # define S390X_DECRYPT 0x80 168 # define S390X_KMA_LPC 0x100 169 # define S390X_KMA_LAAD 0x200 170 # define S390X_KMA_HS 0x400 171 # define S390X_KDSA_D 0x80 172 173 #endif 174