include/crypto/sm4_platform.h

   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__)
  16 #   include "arm_arch.h"
  17 extern unsigned int OPENSSL_arm_midr;
  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 }
  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 #  endif
  42 # endif /* OPENSSL_CPUID_OBJ */
  43
  44 # if defined(HWSM4_CAPABLE)
  45 int HWSM4_set_encrypt_key(const unsigned char *userKey, SM4_KEY *key);
  46 int HWSM4_set_decrypt_key(const unsigned char *userKey, SM4_KEY *key);
  47 void HWSM4_encrypt(const unsigned char *in, unsigned char *out,
  48                    const SM4_KEY *key);
  49 void HWSM4_decrypt(const unsigned char *in, unsigned char *out,
  50                    const SM4_KEY *key);
  51 void HWSM4_cbc_encrypt(const unsigned char *in, unsigned char *out,
  52                        size_t length, const SM4_KEY *key,
  53                        unsigned char *ivec, const int enc);
  54 void HWSM4_ecb_encrypt(const unsigned char *in, unsigned char *out,
  55                        size_t length, const SM4_KEY *key,
  56                        const int enc);
  57 void HWSM4_ctr32_encrypt_blocks(const unsigned char *in, unsigned char *out,
  58                                 size_t len, const void *key,
  59                                 const unsigned char ivec[16]);
  60 # endif /* HWSM4_CAPABLE */
  61
  62 # ifdef VPSM4_CAPABLE
  63 int vpsm4_set_encrypt_key(const unsigned char *userKey, SM4_KEY *key);
  64 int vpsm4_set_decrypt_key(const unsigned char *userKey, SM4_KEY *key);
  65 void vpsm4_encrypt(const unsigned char *in, unsigned char *out,
  66                    const SM4_KEY *key);
  67 void vpsm4_decrypt(const unsigned char *in, unsigned char *out,
  68                    const SM4_KEY *key);
  69 void vpsm4_cbc_encrypt(const unsigned char *in, unsigned char *out,
  70                        size_t length, const SM4_KEY *key,
  71                        unsigned char *ivec, const int enc);
  72 void vpsm4_ecb_encrypt(const unsigned char *in, unsigned char *out,
  73                        size_t length, const SM4_KEY *key,
  74                        const int enc);
  75 void vpsm4_ctr32_encrypt_blocks(const unsigned char *in, unsigned char *out,
  76                                 size_t len, const void *key,
  77                                 const unsigned char ivec[16]);
  78 void vpsm4_xts_encrypt(const unsigned char *in, unsigned char *out,
  79                        size_t len, const SM4_KEY *key1, const SM4_KEY *key2,
  80                        const unsigned char ivec[16], const int enc);
  81 void vpsm4_xts_encrypt_gb(const unsigned char *in, unsigned char *out,
  82                           size_t len, const SM4_KEY *key1, const SM4_KEY *key2,
  83                           const unsigned char ivec[16], const int enc);
  84 # endif /* VPSM4_CAPABLE */
  85
  86 # ifdef VPSM4_EX_CAPABLE
  87 int vpsm4_ex_set_encrypt_key(const unsigned char *userKey, SM4_KEY *key);
  88 int vpsm4_ex_set_decrypt_key(const unsigned char *userKey, SM4_KEY *key);
  89 void vpsm4_ex_encrypt(const unsigned char *in, unsigned char *out,
  90                       const SM4_KEY *key);
  91 void vpsm4_ex_decrypt(const unsigned char *in, unsigned char *out,
  92                       const SM4_KEY *key);
  93 void vpsm4_ex_cbc_encrypt(const unsigned char *in, unsigned char *out,
  94                           size_t length, const SM4_KEY *key,
  95                           unsigned char *ivec, const int enc);
  96 void vpsm4_ex_ecb_encrypt(const unsigned char *in, unsigned char *out,
  97                           size_t length, const SM4_KEY *key,
  98                           const int enc);
  99 void vpsm4_ex_ctr32_encrypt_blocks(const unsigned char *in, unsigned char *out,
 100                                    size_t len, const void *key,
 101                                    const unsigned char ivec[16]);
 102 void vpsm4_ex_xts_encrypt(const unsigned char *in, unsigned char *out,
 103                           size_t len, const SM4_KEY *key1, const SM4_KEY *key2,
 104                           const unsigned char ivec[16], const int enc);
 105 void vpsm4_ex_xts_encrypt_gb(const unsigned char *in, unsigned char *out,
 106                              size_t len, const SM4_KEY *key1,
 107                              const SM4_KEY *key2, const unsigned char ivec[16],
 108                              const int enc);
 109 # endif /* VPSM4_EX_CAPABLE */
 110
 111 #endif /* OSSL_SM4_PLATFORM_H */