1 /*
2 * Copyright 2022-2024 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(OPENSSL_CPUID_OBJ) && 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 # elif (defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD64) || defined(_M_X64))
54 /* Intel x86_64 support */
55 # include "internal/cryptlib.h"
56 # define HWSM4_CAPABLE_X86_64 \
57 ((OPENSSL_ia32cap_P[2] & (1 << 5)) && (OPENSSL_ia32cap_P[5] & (1 << 2)))
58 int hw_x86_64_sm4_set_key(const unsigned char *userKey, SM4_KEY *key);
59 int hw_x86_64_sm4_set_decryption_key(const unsigned char *userKey, SM4_KEY *key);
60 void hw_x86_64_sm4_encrypt(const unsigned char *in, unsigned char *out,
61 const SM4_KEY *key);
62 void hw_x86_64_sm4_decrypt(const unsigned char *in, unsigned char *out,
63 const SM4_KEY *key);
64 # endif
65 # endif /* OPENSSL_CPUID_OBJ */
66
67 # if defined(HWSM4_CAPABLE)
68 int HWSM4_set_encrypt_key(const unsigned char *userKey, SM4_KEY *key);
69 int HWSM4_set_decrypt_key(const unsigned char *userKey, SM4_KEY *key);
70 void HWSM4_encrypt(const unsigned char *in, unsigned char *out,
71 const SM4_KEY *key);
72 void HWSM4_decrypt(const unsigned char *in, unsigned char *out,
73 const SM4_KEY *key);
74 void HWSM4_cbc_encrypt(const unsigned char *in, unsigned char *out,
75 size_t length, const SM4_KEY *key,
76 unsigned char *ivec, const int enc);
77 void HWSM4_ecb_encrypt(const unsigned char *in, unsigned char *out,
78 size_t length, const SM4_KEY *key,
79 const int enc);
80 void HWSM4_ctr32_encrypt_blocks(const unsigned char *in, unsigned char *out,
81 size_t len, const void *key,
82 const unsigned char ivec[16]);
83 # endif /* HWSM4_CAPABLE */
84
85 # ifdef VPSM4_CAPABLE
86 int vpsm4_set_encrypt_key(const unsigned char *userKey, SM4_KEY *key);
87 int vpsm4_set_decrypt_key(const unsigned char *userKey, SM4_KEY *key);
88 void vpsm4_encrypt(const unsigned char *in, unsigned char *out,
89 const SM4_KEY *key);
90 void vpsm4_decrypt(const unsigned char *in, unsigned char *out,
91 const SM4_KEY *key);
92 void vpsm4_cbc_encrypt(const unsigned char *in, unsigned char *out,
93 size_t length, const SM4_KEY *key,
94 unsigned char *ivec, const int enc);
95 void vpsm4_ecb_encrypt(const unsigned char *in, unsigned char *out,
96 size_t length, const SM4_KEY *key,
97 const int enc);
98 void vpsm4_ctr32_encrypt_blocks(const unsigned char *in, unsigned char *out,
99 size_t len, const void *key,
100 const unsigned char ivec[16]);
101 void vpsm4_xts_encrypt(const unsigned char *in, unsigned char *out,
102 size_t len, const SM4_KEY *key1, const SM4_KEY *key2,
103 const unsigned char ivec[16], const int enc);
104 void vpsm4_xts_encrypt_gb(const unsigned char *in, unsigned char *out,
105 size_t len, const SM4_KEY *key1, const SM4_KEY *key2,
106 const unsigned char ivec[16], const int enc);
107 # endif /* VPSM4_CAPABLE */
108
109 # ifdef VPSM4_EX_CAPABLE
110 int vpsm4_ex_set_encrypt_key(const unsigned char *userKey, SM4_KEY *key);
111 int vpsm4_ex_set_decrypt_key(const unsigned char *userKey, SM4_KEY *key);
112 void vpsm4_ex_encrypt(const unsigned char *in, unsigned char *out,
113 const SM4_KEY *key);
114 void vpsm4_ex_decrypt(const unsigned char *in, unsigned char *out,
115 const SM4_KEY *key);
116 void vpsm4_ex_cbc_encrypt(const unsigned char *in, unsigned char *out,
117 size_t length, const SM4_KEY *key,
118 unsigned char *ivec, const int enc);
119 void vpsm4_ex_ecb_encrypt(const unsigned char *in, unsigned char *out,
120 size_t length, const SM4_KEY *key,
121 const int enc);
122 void vpsm4_ex_ctr32_encrypt_blocks(const unsigned char *in, unsigned char *out,
123 size_t len, const void *key,
124 const unsigned char ivec[16]);
125 void vpsm4_ex_xts_encrypt(const unsigned char *in, unsigned char *out,
126 size_t len, const SM4_KEY *key1, const SM4_KEY *key2,
127 const unsigned char ivec[16], const int enc);
128 void vpsm4_ex_xts_encrypt_gb(const unsigned char *in, unsigned char *out,
129 size_t len, const SM4_KEY *key1,
130 const SM4_KEY *key2, const unsigned char ivec[16],
131 const int enc);
132 # endif /* VPSM4_EX_CAPABLE */
133
134 #endif /* OSSL_SM4_PLATFORM_H */
135