1 /*
2 * Copyright 2022-2023 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_SM4_PLATFORM_H
11 # define OSSL_SM4_PLATFORM_H
12 # pragma once
13
14 # if defined(OPENSSL_CPUID_OBJ)
15 # if defined(__aarch64__) || defined (_M_ARM64)
16 # include "arm_arch.h"
17 extern unsigned int OPENSSL_arm_midr;
vpsm4_capable(void)18 static inline int vpsm4_capable(void)
19 {
20 return (OPENSSL_armcap_P & ARMV8_CPUID) &&
21 (MIDR_IS_CPU_MODEL(OPENSSL_arm_midr, ARM_CPU_IMP_ARM, ARM_CPU_PART_V1) ||
22 MIDR_IS_CPU_MODEL(OPENSSL_arm_midr, ARM_CPU_IMP_ARM, ARM_CPU_PART_N1));
23 }
vpsm4_ex_capable(void)24 static inline int vpsm4_ex_capable(void)
25 {
26 return (OPENSSL_armcap_P & ARMV8_CPUID) &&
27 (MIDR_IS_CPU_MODEL(OPENSSL_arm_midr, HISI_CPU_IMP, HISI_CPU_PART_KP920));
28 }
29 # if defined(VPSM4_ASM)
30 # define VPSM4_CAPABLE vpsm4_capable()
31 # define VPSM4_EX_CAPABLE vpsm4_ex_capable()
32 # endif
33 # define HWSM4_CAPABLE (OPENSSL_armcap_P & ARMV8_SM4)
34 # define HWSM4_set_encrypt_key sm4_v8_set_encrypt_key
35 # define HWSM4_set_decrypt_key sm4_v8_set_decrypt_key
36 # define HWSM4_encrypt sm4_v8_encrypt
37 # define HWSM4_decrypt sm4_v8_decrypt
38 # define HWSM4_cbc_encrypt sm4_v8_cbc_encrypt
39 # define HWSM4_ecb_encrypt sm4_v8_ecb_encrypt
40 # define HWSM4_ctr32_encrypt_blocks sm4_v8_ctr32_encrypt_blocks
41 # elif defined(__riscv) && __riscv_xlen == 64
42 /* RV64 support */
43 # include "riscv_arch.h"
44 /* Zvksed extension (vector crypto SM4). */
45 int rv64i_zvksed_sm4_set_encrypt_key(const unsigned char *userKey,
46 SM4_KEY *key);
47 int rv64i_zvksed_sm4_set_decrypt_key(const unsigned char *userKey,
48 SM4_KEY *key);
49 void rv64i_zvksed_sm4_encrypt(const unsigned char *in, unsigned char *out,
50 const SM4_KEY *key);
51 void rv64i_zvksed_sm4_decrypt(const unsigned char *in, unsigned char *out,
52 const SM4_KEY *key);
53 # endif /* RV64 */
54 # endif /* OPENSSL_CPUID_OBJ */
55
56 # if defined(HWSM4_CAPABLE)
57 int HWSM4_set_encrypt_key(const unsigned char *userKey, SM4_KEY *key);
58 int HWSM4_set_decrypt_key(const unsigned char *userKey, SM4_KEY *key);
59 void HWSM4_encrypt(const unsigned char *in, unsigned char *out,
60 const SM4_KEY *key);
61 void HWSM4_decrypt(const unsigned char *in, unsigned char *out,
62 const SM4_KEY *key);
63 void HWSM4_cbc_encrypt(const unsigned char *in, unsigned char *out,
64 size_t length, const SM4_KEY *key,
65 unsigned char *ivec, const int enc);
66 void HWSM4_ecb_encrypt(const unsigned char *in, unsigned char *out,
67 size_t length, const SM4_KEY *key,
68 const int enc);
69 void HWSM4_ctr32_encrypt_blocks(const unsigned char *in, unsigned char *out,
70 size_t len, const void *key,
71 const unsigned char ivec[16]);
72 # endif /* HWSM4_CAPABLE */
73
74 # ifdef VPSM4_CAPABLE
75 int vpsm4_set_encrypt_key(const unsigned char *userKey, SM4_KEY *key);
76 int vpsm4_set_decrypt_key(const unsigned char *userKey, SM4_KEY *key);
77 void vpsm4_encrypt(const unsigned char *in, unsigned char *out,
78 const SM4_KEY *key);
79 void vpsm4_decrypt(const unsigned char *in, unsigned char *out,
80 const SM4_KEY *key);
81 void vpsm4_cbc_encrypt(const unsigned char *in, unsigned char *out,
82 size_t length, const SM4_KEY *key,
83 unsigned char *ivec, const int enc);
84 void vpsm4_ecb_encrypt(const unsigned char *in, unsigned char *out,
85 size_t length, const SM4_KEY *key,
86 const int enc);
87 void vpsm4_ctr32_encrypt_blocks(const unsigned char *in, unsigned char *out,
88 size_t len, const void *key,
89 const unsigned char ivec[16]);
90 void vpsm4_xts_encrypt(const unsigned char *in, unsigned char *out,
91 size_t len, const SM4_KEY *key1, const SM4_KEY *key2,
92 const unsigned char ivec[16], const int enc);
93 void vpsm4_xts_encrypt_gb(const unsigned char *in, unsigned char *out,
94 size_t len, const SM4_KEY *key1, const SM4_KEY *key2,
95 const unsigned char ivec[16], const int enc);
96 # endif /* VPSM4_CAPABLE */
97
98 # ifdef VPSM4_EX_CAPABLE
99 int vpsm4_ex_set_encrypt_key(const unsigned char *userKey, SM4_KEY *key);
100 int vpsm4_ex_set_decrypt_key(const unsigned char *userKey, SM4_KEY *key);
101 void vpsm4_ex_encrypt(const unsigned char *in, unsigned char *out,
102 const SM4_KEY *key);
103 void vpsm4_ex_decrypt(const unsigned char *in, unsigned char *out,
104 const SM4_KEY *key);
105 void vpsm4_ex_cbc_encrypt(const unsigned char *in, unsigned char *out,
106 size_t length, const SM4_KEY *key,
107 unsigned char *ivec, const int enc);
108 void vpsm4_ex_ecb_encrypt(const unsigned char *in, unsigned char *out,
109 size_t length, const SM4_KEY *key,
110 const int enc);
111 void vpsm4_ex_ctr32_encrypt_blocks(const unsigned char *in, unsigned char *out,
112 size_t len, const void *key,
113 const unsigned char ivec[16]);
114 void vpsm4_ex_xts_encrypt(const unsigned char *in, unsigned char *out,
115 size_t len, const SM4_KEY *key1, const SM4_KEY *key2,
116 const unsigned char ivec[16], const int enc);
117 void vpsm4_ex_xts_encrypt_gb(const unsigned char *in, unsigned char *out,
118 size_t len, const SM4_KEY *key1,
119 const SM4_KEY *key2, const unsigned char ivec[16],
120 const int enc);
121 # endif /* VPSM4_EX_CAPABLE */
122
123 #endif /* OSSL_SM4_PLATFORM_H */
124
