[thirdparty/openssl.git] / crypto / s390x_arch.h

/*
 * Copyright 2017-2022 The OpenSSL Project Authors. All Rights Reserved.
 *
 * Licensed under the Apache License 2.0 (the "License").  You may not use
 * this file except in compliance with the License.  You can obtain a copy
 * in the file LICENSE in the source distribution or at
 * https://www.openssl.org/source/license.html
 */

#ifndef OSSL_CRYPTO_S390X_ARCH_H
# define OSSL_CRYPTO_S390X_ARCH_H

# ifndef __ASSEMBLER__

void s390x_kimd(const unsigned char *in, size_t len, unsigned int fc,
                void *param);
void s390x_klmd(const unsigned char *in, size_t inlen, unsigned char *out,
                size_t outlen, unsigned int fc, void *param);
void s390x_km(const unsigned char *in, size_t len, unsigned char *out,
              unsigned int fc, void *param);
void s390x_kmac(const unsigned char *in, size_t len, unsigned int fc,
                void *param);
void s390x_kmo(const unsigned char *in, size_t len, unsigned char *out,
               unsigned int fc, void *param);
void s390x_kmf(const unsigned char *in, size_t len, unsigned char *out,
               unsigned int fc, void *param);
void s390x_kma(const unsigned char *aad, size_t alen, const unsigned char *in,
               size_t len, unsigned char *out, unsigned int fc, void *param);
int s390x_pcc(unsigned int fc, void *param);
int s390x_kdsa(unsigned int fc, void *param, const unsigned char *in,
               size_t len);

void s390x_flip_endian32(unsigned char dst[32], const unsigned char src[32]);
void s390x_flip_endian64(unsigned char dst[64], const unsigned char src[64]);

int s390x_x25519_mul(unsigned char u_dst[32],
                     const unsigned char u_src[32],
                     const unsigned char d_src[32]);
int s390x_x448_mul(unsigned char u_dst[56],
                   const unsigned char u_src[56],
                   const unsigned char d_src[56]);
int s390x_ed25519_mul(unsigned char x_dst[32],
                      unsigned char y_dst[32],
                      const unsigned char x_src[32],
                      const unsigned char y_src[32],
                      const unsigned char d_src[32]);
int s390x_ed448_mul(unsigned char x_dst[57],
                    unsigned char y_dst[57],
                    const unsigned char x_src[57],
                    const unsigned char y_src[57],
                    const unsigned char d_src[57]);

/*
 * The field elements of OPENSSL_s390xcap_P are the 64-bit words returned by
 * the STFLE instruction followed by the 64-bit word pairs returned by
 * instructions' QUERY functions. If STFLE returns fewer data or an instruction
 * is not supported, the corresponding field elements are zero.
 */
struct OPENSSL_s390xcap_st {
    unsigned long long stfle[4];
    unsigned long long kimd[2];
    unsigned long long klmd[2];
    unsigned long long km[2];
    unsigned long long kmc[2];
    unsigned long long kmac[2];
    unsigned long long kmctr[2];
    unsigned long long kmo[2];
    unsigned long long kmf[2];
    unsigned long long prno[2];
    unsigned long long kma[2];
    unsigned long long pcc[2];
    unsigned long long kdsa[2];
};

#if defined(__GNUC__) && defined(__linux)
__attribute__ ((visibility("hidden")))
#endif
extern struct OPENSSL_s390xcap_st OPENSSL_s390xcap_P;

/* Max number of 64-bit words currently returned by STFLE */
#  define S390X_STFLE_MAX       3

/* convert facility bit number or function code to bit mask */
#  define S390X_CAPBIT(i)       (1ULL << (63 - (i) % 64))

# endif

/* OPENSSL_s390xcap_P offsets [bytes] */
# define S390X_STFLE            0x00
# define S390X_KIMD             0x20
# define S390X_KLMD             0x30
# define S390X_KM               0x40
# define S390X_KMC              0x50
# define S390X_KMAC             0x60
# define S390X_KMCTR            0x70
# define S390X_KMO              0x80
# define S390X_KMF              0x90
# define S390X_PRNO             0xa0
# define S390X_KMA              0xb0
# define S390X_PCC              0xc0
# define S390X_KDSA             0xd0

/* Facility Bit Numbers */
# define S390X_MSA              17      /* message-security-assist */
# define S390X_STCKF            25      /* store-clock-fast */
# define S390X_MSA5             57      /* message-security-assist-ext. 5 */
# define S390X_MSA3             76      /* message-security-assist-ext. 3 */
# define S390X_MSA4             77      /* message-security-assist-ext. 4 */
# define S390X_VX               129     /* vector */
# define S390X_VXD              134     /* vector packed decimal */
# define S390X_VXE              135     /* vector enhancements 1 */
# define S390X_MSA8             146     /* message-security-assist-ext. 8 */
# define S390X_MSA9             155     /* message-security-assist-ext. 9 */

/* Function Codes */

/* all instructions */
# define S390X_QUERY            0

/* kimd/klmd */
# define S390X_SHA_1            1
# define S390X_SHA_256          2
# define S390X_SHA_512          3
# define S390X_SHA3_224         32
# define S390X_SHA3_256         33
# define S390X_SHA3_384         34
# define S390X_SHA3_512         35
# define S390X_KECCAK_224       32
# define S390X_KECCAK_256       33
# define S390X_KECCAK_384       34
# define S390X_KECCAK_512       35
# define S390X_SHAKE_128        36
# define S390X_SHAKE_256        37
# define S390X_GHASH            65

/* km/kmc/kmac/kmctr/kmo/kmf/kma */
# define S390X_AES_128          18
# define S390X_AES_192          19
# define S390X_AES_256          20

/* km */
# define S390X_XTS_AES_128      50
# define S390X_XTS_AES_256      52

/* prno */
# define S390X_SHA_512_DRNG     3
# define S390X_TRNG             114

/* pcc */
# define S390X_SCALAR_MULTIPLY_P256     64
# define S390X_SCALAR_MULTIPLY_P384     65
# define S390X_SCALAR_MULTIPLY_P521     66
# define S390X_SCALAR_MULTIPLY_ED25519  72
# define S390X_SCALAR_MULTIPLY_ED448    73
# define S390X_SCALAR_MULTIPLY_X25519   80
# define S390X_SCALAR_MULTIPLY_X448     81

/* kdsa */
# define S390X_ECDSA_VERIFY_P256        1
# define S390X_ECDSA_VERIFY_P384        2
# define S390X_ECDSA_VERIFY_P521        3
# define S390X_ECDSA_SIGN_P256          9
# define S390X_ECDSA_SIGN_P384          10
# define S390X_ECDSA_SIGN_P521          11
# define S390X_EDDSA_VERIFY_ED25519     32
# define S390X_EDDSA_VERIFY_ED448       36
# define S390X_EDDSA_SIGN_ED25519       40
# define S390X_EDDSA_SIGN_ED448         44

/* Register 0 Flags */
# define S390X_DECRYPT          0x80
# define S390X_KMA_LPC          0x100
# define S390X_KMA_LAAD         0x200
# define S390X_KMA_HS           0x400
# define S390X_KDSA_D           0x80

#endif
Commit	Line	Data
bc4e831c	1	/*
fecb3aae	2	* Copyright 2017-2022 The OpenSSL Project Authors. All Rights Reserved.
bc4e831c	3	*
0e9725bc	4	* Licensed under the Apache License 2.0 (the "License"). You may not use
bc4e831c PS	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
ae4186b0 DMSP	10	#ifndef OSSL_CRYPTO_S390X_ARCH_H
ae4186b0 DMSP	11	# define OSSL_CRYPTO_S390X_ARCH_H
bc4e831c PS	12
	13	# ifndef __ASSEMBLER__
	14
f38edcab PS	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);
96530eea PS	19	void s390x_km(const unsigned char in, size_t len, unsigned char out,
96530eea PS	20	unsigned int fc, void *param);
39f5b069 PS	21	void s390x_kmac(const unsigned char *in, size_t len, unsigned int fc,
39f5b069 PS	22	void *param);
dacd2a87 PS	23	void s390x_kmo(const unsigned char in, size_t len, unsigned char out,
dacd2a87 PS	24	unsigned int fc, void *param);
74d38a86 PS	25	void s390x_kmf(const unsigned char in, size_t len, unsigned char out,
74d38a86 PS	26	unsigned int fc, void *param);
96530eea PS	27	void s390x_kma(const unsigned char aad, size_t alen, const unsigned char in,
96530eea PS	28	size_t len, unsigned char out, unsigned int fc, void param);
e382f507 PS	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);
96530eea	32
19bd1fa1 PS	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
c1e48c51 P	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
bc4e831c PS	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];
e382f507 PS	71	unsigned long long pcc[2];
e382f507 PS	72	unsigned long long kdsa[2];
bc4e831c PS	73	};
bc4e831c PS	74
37816ef5 JC	75	#if defined(__GNUC__) && defined(__linux)
	76	__attribute__ ((visibility("hidden")))
	77	#endif
bc4e831c PS	78	extern struct OPENSSL_s390xcap_st OPENSSL_s390xcap_P;
bc4e831c PS	79
f39ad8dc	80	/* Max number of 64-bit words currently returned by STFLE */
dd6b2706	81	# define S390X_STFLE_MAX 3
f39ad8dc	82
bc4e831c	83	/* convert facility bit number or function code to bit mask */
dd6b2706	84	# define S390X_CAPBIT(i) (1ULL << (63 - (i) % 64))
bc4e831c PS	85
	86	# endif
	87
	88	/* OPENSSL_s390xcap_P offsets [bytes] */
dd6b2706 P	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
bc4e831c PS	102
bc4e831c PS	103	/* Facility Bit Numbers */
dd6b2706 P	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 */
bc4e831c PS	114
	115	/* Function Codes */
	116
	117	/* all instructions */
dd6b2706	118	# define S390X_QUERY 0
bc4e831c PS	119
bc4e831c PS	120	/* kimd/klmd */
dd6b2706 P	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
524f1261 UM	128	# define S390X_KECCAK_224 32
	129	# define S390X_KECCAK_256 33
	130	# define S390X_KECCAK_384 34
	131	# define S390X_KECCAK_512 35
dd6b2706 P	132	# define S390X_SHAKE_128 36
	133	# define S390X_SHAKE_256 37
	134	# define S390X_GHASH 65
bc4e831c PS	135
bc4e831c PS	136	/* km/kmc/kmac/kmctr/kmo/kmf/kma */
dd6b2706 P	137	# define S390X_AES_128 18
	138	# define S390X_AES_192 19
	139	# define S390X_AES_256 20
bc4e831c	140
f39ad8dc	141	/* km */
dd6b2706 P	142	# define S390X_XTS_AES_128 50
dd6b2706 P	143	# define S390X_XTS_AES_256 52
f39ad8dc	144
bc4e831c	145	/* prno */
dd6b2706 P	146	# define S390X_SHA_512_DRNG 3
dd6b2706 P	147	# define S390X_TRNG 114
bc4e831c	148
e382f507	149	/* pcc */
dd6b2706 P	150	# define S390X_SCALAR_MULTIPLY_P256 64
	151	# define S390X_SCALAR_MULTIPLY_P384 65
	152	# define S390X_SCALAR_MULTIPLY_P521 66
19bd1fa1 PS	153	# define S390X_SCALAR_MULTIPLY_ED25519 72
	154	# define S390X_SCALAR_MULTIPLY_ED448 73
	155	# define S390X_SCALAR_MULTIPLY_X25519 80
	156	# define S390X_SCALAR_MULTIPLY_X448 81
e382f507 PS	157
e382f507 PS	158	/* kdsa */
dd6b2706 P	159	# define S390X_ECDSA_VERIFY_P256 1
	160	# define S390X_ECDSA_VERIFY_P384 2
	161	# define S390X_ECDSA_VERIFY_P521 3
	162	# define S390X_ECDSA_SIGN_P256 9
	163	# define S390X_ECDSA_SIGN_P384 10
	164	# define S390X_ECDSA_SIGN_P521 11
19bd1fa1 PS	165	# define S390X_EDDSA_VERIFY_ED25519 32
	166	# define S390X_EDDSA_VERIFY_ED448 36
	167	# define S390X_EDDSA_SIGN_ED25519 40
	168	# define S390X_EDDSA_SIGN_ED448 44
e382f507	169
96530eea	170	/* Register 0 Flags */
dd6b2706 P	171	# define S390X_DECRYPT 0x80
	172	# define S390X_KMA_LPC 0x100
	173	# define S390X_KMA_LAAD 0x200
	174	# define S390X_KMA_HS 0x400
	175	# define S390X_KDSA_D 0x80
96530eea	176
bc4e831c	177	#endif