include/crypto/aes_platform.h

   1 /*
   2  * Copyright 2019-2022 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_AES_PLATFORM_H
  11 # define OSSL_AES_PLATFORM_H
  12 # pragma once
  13
  14 # include <openssl/aes.h>
  15
  16 # ifdef VPAES_ASM
  17 int vpaes_set_encrypt_key(const unsigned char *userKey, int bits,
  18                           AES_KEY *key);
  19 int vpaes_set_decrypt_key(const unsigned char *userKey, int bits,
  20                           AES_KEY *key);
  21 void vpaes_encrypt(const unsigned char *in, unsigned char *out,
  22                    const AES_KEY *key);
  23 void vpaes_decrypt(const unsigned char *in, unsigned char *out,
  24                    const AES_KEY *key);
  25 void vpaes_cbc_encrypt(const unsigned char *in,
  26                        unsigned char *out,
  27                        size_t length,
  28                        const AES_KEY *key, unsigned char *ivec, int enc);
  29 # endif /* VPAES_ASM */
  30
  31 # ifdef BSAES_ASM
  32 void ossl_bsaes_cbc_encrypt(const unsigned char *in, unsigned char *out,
  33                             size_t length, const AES_KEY *key,
  34                             unsigned char ivec[16], int enc);
  35 void ossl_bsaes_ctr32_encrypt_blocks(const unsigned char *in,
  36                                      unsigned char *out, size_t len,
  37                                      const AES_KEY *key,
  38                                      const unsigned char ivec[16]);
  39 void ossl_bsaes_xts_encrypt(const unsigned char *inp, unsigned char *out,
  40                             size_t len, const AES_KEY *key1,
  41                             const AES_KEY *key2, const unsigned char iv[16]);
  42 void ossl_bsaes_xts_decrypt(const unsigned char *inp, unsigned char *out,
  43                             size_t len, const AES_KEY *key1,
  44                             const AES_KEY *key2, const unsigned char iv[16]);
  45 # endif /* BSAES_ASM */
  46
  47 # ifdef AES_CTR_ASM
  48 void AES_ctr32_encrypt(const unsigned char *in, unsigned char *out,
  49                        size_t blocks, const AES_KEY *key,
  50                        const unsigned char ivec[AES_BLOCK_SIZE]);
  51 # endif /*  AES_CTR_ASM */
  52
  53 # ifdef AES_XTS_ASM
  54 void AES_xts_encrypt(const unsigned char *inp, unsigned char *out, size_t len,
  55                      const AES_KEY *key1, const AES_KEY *key2,
  56                      const unsigned char iv[16]);
  57 void AES_xts_decrypt(const unsigned char *inp, unsigned char *out, size_t len,
  58                      const AES_KEY *key1, const AES_KEY *key2,
  59                      const unsigned char iv[16]);
  60 # endif /* AES_XTS_ASM */
  61
  62 # if defined(OPENSSL_CPUID_OBJ)
  63 #  if (defined(__powerpc__) || defined(__ppc__) || defined(_ARCH_PPC))
  64 #   include "crypto/ppc_arch.h"
  65 #   ifdef VPAES_ASM
  66 #    define VPAES_CAPABLE (OPENSSL_ppccap_P & PPC_ALTIVEC)
  67 #   endif
  68 #   define HWAES_CAPABLE  (OPENSSL_ppccap_P & PPC_CRYPTO207)
  69 #   define HWAES_set_encrypt_key aes_p8_set_encrypt_key
  70 #   define HWAES_set_decrypt_key aes_p8_set_decrypt_key
  71 #   define HWAES_encrypt aes_p8_encrypt
  72 #   define HWAES_decrypt aes_p8_decrypt
  73 #   define HWAES_cbc_encrypt aes_p8_cbc_encrypt
  74 #   define HWAES_ctr32_encrypt_blocks aes_p8_ctr32_encrypt_blocks
  75 #   define HWAES_xts_encrypt aes_p8_xts_encrypt
  76 #   define HWAES_xts_decrypt aes_p8_xts_decrypt
  77 #   define PPC_AES_GCM_CAPABLE (OPENSSL_ppccap_P & PPC_MADD300)
  78 #   define AES_GCM_ENC_BYTES 128
  79 #   define AES_GCM_DEC_BYTES 128
  80 size_t ppc_aes_gcm_encrypt(const unsigned char *in, unsigned char *out,
  81                            size_t len, const void *key, unsigned char ivec[16],
  82                            u64 *Xi);
  83 size_t ppc_aes_gcm_decrypt(const unsigned char *in, unsigned char *out,
  84                            size_t len, const void *key, unsigned char ivec[16],
  85                            u64 *Xi);
  86 size_t ppc_aes_gcm_encrypt_wrap(const unsigned char *in, unsigned char *out,
  87                                 size_t len, const void *key,
  88                                 unsigned char ivec[16], u64 *Xi);
  89 size_t ppc_aes_gcm_decrypt_wrap(const unsigned char *in, unsigned char *out,
  90                                 size_t len, const void *key,
  91                                 unsigned char ivec[16], u64 *Xi);
  92 #   define AES_gcm_encrypt ppc_aes_gcm_encrypt_wrap
  93 #   define AES_gcm_decrypt ppc_aes_gcm_decrypt_wrap
  94 #   define AES_GCM_ASM(gctx) ((gctx)->ctr==aes_p8_ctr32_encrypt_blocks && \
  95                               (gctx)->gcm.ghash==gcm_ghash_p8)
  96 void gcm_ghash_p8(u64 Xi[2],const u128 Htable[16],const u8 *inp, size_t len);
  97 #  endif /* PPC */
  98
  99 #  if (defined(__arm__) || defined(__arm) || defined(__aarch64__))
 100 #   include "arm_arch.h"
 101 #   if __ARM_MAX_ARCH__>=7
 102 #    if defined(BSAES_ASM)
 103 #     define BSAES_CAPABLE (OPENSSL_armcap_P & ARMV7_NEON)
 104 #    endif
 105 #    if defined(VPAES_ASM)
 106 #     define VPAES_CAPABLE (OPENSSL_armcap_P & ARMV7_NEON)
 107 #    endif
 108 #    define HWAES_CAPABLE (OPENSSL_armcap_P & ARMV8_AES)
 109 #    define HWAES_set_encrypt_key aes_v8_set_encrypt_key
 110 #    define HWAES_set_decrypt_key aes_v8_set_decrypt_key
 111 #    define HWAES_encrypt aes_v8_encrypt
 112 #    define HWAES_decrypt aes_v8_decrypt
 113 #    define HWAES_cbc_encrypt aes_v8_cbc_encrypt
 114 #    define HWAES_ecb_encrypt aes_v8_ecb_encrypt
 115 #    if __ARM_MAX_ARCH__>=8 && defined(__aarch64__)
 116 #     define HWAES_xts_encrypt aes_v8_xts_encrypt
 117 #     define HWAES_xts_decrypt aes_v8_xts_decrypt
 118 #    endif
 119 #    define HWAES_ctr32_encrypt_blocks aes_v8_ctr32_encrypt_blocks
 120 #    define AES_PMULL_CAPABLE ((OPENSSL_armcap_P & ARMV8_PMULL) && (OPENSSL_armcap_P & ARMV8_AES))
 121 #    define AES_GCM_ENC_BYTES 512
 122 #    define AES_GCM_DEC_BYTES 512
 123 #    if __ARM_MAX_ARCH__>=8 && defined(__aarch64__)
 124 #     define AES_gcm_encrypt armv8_aes_gcm_encrypt
 125 #     define AES_gcm_decrypt armv8_aes_gcm_decrypt
 126 #     define AES_GCM_ASM(gctx) ((gctx)->ctr==aes_v8_ctr32_encrypt_blocks && \
 127                                 (gctx)->gcm.ghash==gcm_ghash_v8)
 128 size_t aes_gcm_enc_128_kernel(const uint8_t * plaintext, uint64_t plaintext_length, uint8_t * ciphertext,
 129                               uint64_t *Xi, unsigned char ivec[16], const void *key);
 130 size_t aes_gcm_enc_192_kernel(const uint8_t * plaintext, uint64_t plaintext_length, uint8_t * ciphertext,
 131                               uint64_t *Xi, unsigned char ivec[16], const void *key);
 132 size_t aes_gcm_enc_256_kernel(const uint8_t * plaintext, uint64_t plaintext_length, uint8_t * ciphertext,
 133                               uint64_t *Xi, unsigned char ivec[16], const void *key);
 134 size_t aes_gcm_dec_128_kernel(const uint8_t * ciphertext, uint64_t plaintext_length, uint8_t * plaintext,
 135                               uint64_t *Xi, unsigned char ivec[16], const void *key);
 136 size_t aes_gcm_dec_192_kernel(const uint8_t * ciphertext, uint64_t plaintext_length, uint8_t * plaintext,
 137                               uint64_t *Xi, unsigned char ivec[16], const void *key);
 138 size_t aes_gcm_dec_256_kernel(const uint8_t * ciphertext, uint64_t plaintext_length, uint8_t * plaintext,
 139                               uint64_t *Xi, unsigned char ivec[16], const void *key);
 140 size_t unroll8_eor3_aes_gcm_enc_128_kernel(const uint8_t * plaintext, uint64_t plaintext_length, uint8_t * ciphertext,
 141                               uint64_t *Xi, unsigned char ivec[16], const void *key);
 142 size_t unroll8_eor3_aes_gcm_enc_192_kernel(const uint8_t * plaintext, uint64_t plaintext_length, uint8_t * ciphertext,
 143                               uint64_t *Xi, unsigned char ivec[16], const void *key);
 144 size_t unroll8_eor3_aes_gcm_enc_256_kernel(const uint8_t * plaintext, uint64_t plaintext_length, uint8_t * ciphertext,
 145                               uint64_t *Xi, unsigned char ivec[16], const void *key);
 146 size_t unroll8_eor3_aes_gcm_dec_128_kernel(const uint8_t * ciphertext, uint64_t plaintext_length, uint8_t * plaintext,
 147                               uint64_t *Xi, unsigned char ivec[16], const void *key);
 148 size_t unroll8_eor3_aes_gcm_dec_192_kernel(const uint8_t * ciphertext, uint64_t plaintext_length, uint8_t * plaintext,
 149                               uint64_t *Xi, unsigned char ivec[16], const void *key);
 150 size_t unroll8_eor3_aes_gcm_dec_256_kernel(const uint8_t * ciphertext, uint64_t plaintext_length, uint8_t * plaintext,
 151                               uint64_t *Xi, unsigned char ivec[16], const void *key);
 152 size_t armv8_aes_gcm_encrypt(const unsigned char *in, unsigned char *out, size_t len, const void *key,
 153                              unsigned char ivec[16], u64 *Xi);
 154 size_t armv8_aes_gcm_decrypt(const unsigned char *in, unsigned char *out, size_t len, const void *key,
 155                              unsigned char ivec[16], u64 *Xi);
 156 void gcm_ghash_v8(u64 Xi[2],const u128 Htable[16],const u8 *inp, size_t len);
 157 #    endif
 158 #   endif
 159 #  endif
 160 # endif /* OPENSSL_CPUID_OBJ */
 161
 162 # if     defined(AES_ASM) &&     ( \
 163          defined(__x86_64)       || defined(__x86_64__)  || \
 164          defined(_M_AMD64)       || defined(_M_X64)      )
 165 #  define AES_CBC_HMAC_SHA_CAPABLE 1
 166 #  define AESNI_CBC_HMAC_SHA_CAPABLE (OPENSSL_ia32cap_P[1]&(1<<(57-32)))
 167 # endif
 168
 169 # if     defined(AES_ASM) && !defined(I386_ONLY) &&      (  \
 170          ((defined(__i386)       || defined(__i386__)    || \
 171            defined(_M_IX86)) && defined(OPENSSL_IA32_SSE2))|| \
 172          defined(__x86_64)       || defined(__x86_64__)  || \
 173          defined(_M_AMD64)       || defined(_M_X64)      )
 174
 175 /* AES-NI section */
 176
 177 #  define AESNI_CAPABLE   (OPENSSL_ia32cap_P[1]&(1<<(57-32)))
 178 #  ifdef VPAES_ASM
 179 #   define VPAES_CAPABLE   (OPENSSL_ia32cap_P[1]&(1<<(41-32)))
 180 #  endif
 181 #  ifdef BSAES_ASM
 182 #   define BSAES_CAPABLE   (OPENSSL_ia32cap_P[1]&(1<<(41-32)))
 183 #  endif
 184
 185 #  define AES_GCM_ENC_BYTES 32
 186 #  define AES_GCM_DEC_BYTES 16
 187
 188 int aesni_set_encrypt_key(const unsigned char *userKey, int bits,
 189                           AES_KEY *key);
 190 int aesni_set_decrypt_key(const unsigned char *userKey, int bits,
 191                           AES_KEY *key);
 192
 193 void aesni_encrypt(const unsigned char *in, unsigned char *out,
 194                    const AES_KEY *key);
 195 void aesni_decrypt(const unsigned char *in, unsigned char *out,
 196                    const AES_KEY *key);
 197
 198 void aesni_ecb_encrypt(const unsigned char *in,
 199                        unsigned char *out,
 200                        size_t length, const AES_KEY *key, int enc);
 201 void aesni_cbc_encrypt(const unsigned char *in,
 202                        unsigned char *out,
 203                        size_t length,
 204                        const AES_KEY *key, unsigned char *ivec, int enc);
 205 #  ifndef OPENSSL_NO_OCB
 206 void aesni_ocb_encrypt(const unsigned char *in, unsigned char *out,
 207                        size_t blocks, const void *key,
 208                        size_t start_block_num,
 209                        unsigned char offset_i[16],
 210                        const unsigned char L_[][16],
 211                        unsigned char checksum[16]);
 212 void aesni_ocb_decrypt(const unsigned char *in, unsigned char *out,
 213                        size_t blocks, const void *key,
 214                        size_t start_block_num,
 215                        unsigned char offset_i[16],
 216                        const unsigned char L_[][16],
 217                        unsigned char checksum[16]);
 218 #  endif /* OPENSSL_NO_OCB */
 219
 220 void aesni_ctr32_encrypt_blocks(const unsigned char *in,
 221                                 unsigned char *out,
 222                                 size_t blocks,
 223                                 const void *key, const unsigned char *ivec);
 224
 225 void aesni_xts_encrypt(const unsigned char *in,
 226                        unsigned char *out,
 227                        size_t length,
 228                        const AES_KEY *key1, const AES_KEY *key2,
 229                        const unsigned char iv[16]);
 230
 231 void aesni_xts_decrypt(const unsigned char *in,
 232                        unsigned char *out,
 233                        size_t length,
 234                        const AES_KEY *key1, const AES_KEY *key2,
 235                        const unsigned char iv[16]);
 236
 237 void aesni_ccm64_encrypt_blocks(const unsigned char *in,
 238                                 unsigned char *out,
 239                                 size_t blocks,
 240                                 const void *key,
 241                                 const unsigned char ivec[16],
 242                                 unsigned char cmac[16]);
 243
 244 void aesni_ccm64_decrypt_blocks(const unsigned char *in,
 245                                 unsigned char *out,
 246                                 size_t blocks,
 247                                 const void *key,
 248                                 const unsigned char ivec[16],
 249                                 unsigned char cmac[16]);
 250
 251 #  if defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD64) || defined(_M_X64)
 252 size_t aesni_gcm_encrypt(const unsigned char *in, unsigned char *out, size_t len,
 253                          const void *key, unsigned char ivec[16], u64 *Xi);
 254 size_t aesni_gcm_decrypt(const unsigned char *in, unsigned char *out, size_t len,
 255                          const void *key, unsigned char ivec[16], u64 *Xi);
 256 void gcm_ghash_avx(u64 Xi[2], const u128 Htable[16], const u8 *in, size_t len);
 257
 258 #   define AES_gcm_encrypt aesni_gcm_encrypt
 259 #   define AES_gcm_decrypt aesni_gcm_decrypt
 260 #   define AES_GCM_ASM(ctx)    (ctx->ctr == aesni_ctr32_encrypt_blocks && \
 261                                 ctx->gcm.ghash == gcm_ghash_avx)
 262 #  endif
 263
 264
 265 # elif defined(AES_ASM) && (defined(__sparc) || defined(__sparc__))
 266
 267 /* Fujitsu SPARC64 X support */
 268 #  include "crypto/sparc_arch.h"
 269
 270 #  define SPARC_AES_CAPABLE       (OPENSSL_sparcv9cap_P[1] & CFR_AES)
 271 #  define HWAES_CAPABLE           (OPENSSL_sparcv9cap_P[0] & SPARCV9_FJAESX)
 272 #  define HWAES_set_encrypt_key aes_fx_set_encrypt_key
 273 #  define HWAES_set_decrypt_key aes_fx_set_decrypt_key
 274 #  define HWAES_encrypt aes_fx_encrypt
 275 #  define HWAES_decrypt aes_fx_decrypt
 276 #  define HWAES_cbc_encrypt aes_fx_cbc_encrypt
 277 #  define HWAES_ctr32_encrypt_blocks aes_fx_ctr32_encrypt_blocks
 278
 279 void aes_t4_set_encrypt_key(const unsigned char *key, int bits, AES_KEY *ks);
 280 void aes_t4_set_decrypt_key(const unsigned char *key, int bits, AES_KEY *ks);
 281 void aes_t4_encrypt(const unsigned char *in, unsigned char *out,
 282                     const AES_KEY *key);
 283 void aes_t4_decrypt(const unsigned char *in, unsigned char *out,
 284                     const AES_KEY *key);
 285 /*
 286  * Key-length specific subroutines were chosen for following reason.
 287  * Each SPARC T4 core can execute up to 8 threads which share core's
 288  * resources. Loading as much key material to registers allows to
 289  * minimize references to shared memory interface, as well as amount
 290  * of instructions in inner loops [much needed on T4]. But then having
 291  * non-key-length specific routines would require conditional branches
 292  * either in inner loops or on subroutines' entries. Former is hardly
 293  * acceptable, while latter means code size increase to size occupied
 294  * by multiple key-length specific subroutines, so why fight?
 295  */
 296 void aes128_t4_cbc_encrypt(const unsigned char *in, unsigned char *out,
 297                            size_t len, const AES_KEY *key,
 298                            unsigned char *ivec, int /*unused*/);
 299 void aes128_t4_cbc_decrypt(const unsigned char *in, unsigned char *out,
 300                            size_t len, const AES_KEY *key,
 301                            unsigned char *ivec, int /*unused*/);
 302 void aes192_t4_cbc_encrypt(const unsigned char *in, unsigned char *out,
 303                            size_t len, const AES_KEY *key,
 304                            unsigned char *ivec, int /*unused*/);
 305 void aes192_t4_cbc_decrypt(const unsigned char *in, unsigned char *out,
 306                            size_t len, const AES_KEY *key,
 307                            unsigned char *ivec, int /*unused*/);
 308 void aes256_t4_cbc_encrypt(const unsigned char *in, unsigned char *out,
 309                            size_t len, const AES_KEY *key,
 310                            unsigned char *ivec, int /*unused*/);
 311 void aes256_t4_cbc_decrypt(const unsigned char *in, unsigned char *out,
 312                            size_t len, const AES_KEY *key,
 313                            unsigned char *ivec, int /*unused*/);
 314 void aes128_t4_ctr32_encrypt(const unsigned char *in, unsigned char *out,
 315                              size_t blocks, const AES_KEY *key,
 316                              unsigned char *ivec);
 317 void aes192_t4_ctr32_encrypt(const unsigned char *in, unsigned char *out,
 318                              size_t blocks, const AES_KEY *key,
 319                              unsigned char *ivec);
 320 void aes256_t4_ctr32_encrypt(const unsigned char *in, unsigned char *out,
 321                              size_t blocks, const AES_KEY *key,
 322                              unsigned char *ivec);
 323 void aes128_t4_xts_encrypt(const unsigned char *in, unsigned char *out,
 324                            size_t blocks, const AES_KEY *key1,
 325                            const AES_KEY *key2, const unsigned char *ivec);
 326 void aes128_t4_xts_decrypt(const unsigned char *in, unsigned char *out,
 327                            size_t blocks, const AES_KEY *key1,
 328                            const AES_KEY *key2, const unsigned char *ivec);
 329 void aes256_t4_xts_encrypt(const unsigned char *in, unsigned char *out,
 330                            size_t blocks, const AES_KEY *key1,
 331                            const AES_KEY *key2, const unsigned char *ivec);
 332 void aes256_t4_xts_decrypt(const unsigned char *in, unsigned char *out,
 333                            size_t blocks, const AES_KEY *key1,
 334                            const AES_KEY *key2, const unsigned char *ivec);
 335
 336 # elif defined(OPENSSL_CPUID_OBJ) && defined(__s390__)
 337 /* IBM S390X support */
 338 #  include "s390x_arch.h"
 339
 340
 341 /* Convert key size to function code: [16,24,32] -> [18,19,20]. */
 342 #  define S390X_AES_FC(keylen)  (S390X_AES_128 + ((((keylen) << 3) - 128) >> 6))
 343
 344 /* Most modes of operation need km for partial block processing. */
 345 #  define S390X_aes_128_CAPABLE (OPENSSL_s390xcap_P.km[0] &  \
 346                                 S390X_CAPBIT(S390X_AES_128))
 347 #  define S390X_aes_192_CAPABLE (OPENSSL_s390xcap_P.km[0] &  \
 348                                 S390X_CAPBIT(S390X_AES_192))
 349 #  define S390X_aes_256_CAPABLE (OPENSSL_s390xcap_P.km[0] &  \
 350                                 S390X_CAPBIT(S390X_AES_256))
 351
 352 #  define S390X_aes_128_cbc_CAPABLE     1       /* checked by callee */
 353 #  define S390X_aes_192_cbc_CAPABLE     1
 354 #  define S390X_aes_256_cbc_CAPABLE     1
 355
 356 #  define S390X_aes_128_ecb_CAPABLE     S390X_aes_128_CAPABLE
 357 #  define S390X_aes_192_ecb_CAPABLE     S390X_aes_192_CAPABLE
 358 #  define S390X_aes_256_ecb_CAPABLE     S390X_aes_256_CAPABLE
 359
 360 #  define S390X_aes_128_ofb_CAPABLE (S390X_aes_128_CAPABLE &&           \
 361                                     (OPENSSL_s390xcap_P.kmo[0] &        \
 362                                      S390X_CAPBIT(S390X_AES_128)))
 363 #  define S390X_aes_192_ofb_CAPABLE (S390X_aes_192_CAPABLE &&           \
 364                                     (OPENSSL_s390xcap_P.kmo[0] &        \
 365                                      S390X_CAPBIT(S390X_AES_192)))
 366 #  define S390X_aes_256_ofb_CAPABLE (S390X_aes_256_CAPABLE &&           \
 367                                     (OPENSSL_s390xcap_P.kmo[0] &        \
 368                                      S390X_CAPBIT(S390X_AES_256)))
 369
 370 #  define S390X_aes_128_cfb_CAPABLE (S390X_aes_128_CAPABLE &&           \
 371                                     (OPENSSL_s390xcap_P.kmf[0] &        \
 372                                      S390X_CAPBIT(S390X_AES_128)))
 373 #  define S390X_aes_192_cfb_CAPABLE (S390X_aes_192_CAPABLE &&           \
 374                                     (OPENSSL_s390xcap_P.kmf[0] &        \
 375                                      S390X_CAPBIT(S390X_AES_192)))
 376 #  define S390X_aes_256_cfb_CAPABLE (S390X_aes_256_CAPABLE &&           \
 377                                     (OPENSSL_s390xcap_P.kmf[0] &        \
 378                                      S390X_CAPBIT(S390X_AES_256)))
 379 #  define S390X_aes_128_cfb8_CAPABLE (OPENSSL_s390xcap_P.kmf[0] &       \
 380                                      S390X_CAPBIT(S390X_AES_128))
 381 #  define S390X_aes_192_cfb8_CAPABLE (OPENSSL_s390xcap_P.kmf[0] &       \
 382                                      S390X_CAPBIT(S390X_AES_192))
 383 #  define S390X_aes_256_cfb8_CAPABLE (OPENSSL_s390xcap_P.kmf[0] &       \
 384                                      S390X_CAPBIT(S390X_AES_256))
 385 #  define S390X_aes_128_cfb1_CAPABLE    0
 386 #  define S390X_aes_192_cfb1_CAPABLE    0
 387 #  define S390X_aes_256_cfb1_CAPABLE    0
 388
 389 #  define S390X_aes_128_ctr_CAPABLE     1       /* checked by callee */
 390 #  define S390X_aes_192_ctr_CAPABLE     1
 391 #  define S390X_aes_256_ctr_CAPABLE     1
 392
 393 #  define S390X_aes_128_xts_CAPABLE     1       /* checked by callee */
 394 #  define S390X_aes_256_xts_CAPABLE     1
 395
 396 # define S390X_aes_128_gcm_CAPABLE (S390X_aes_128_CAPABLE &&        \
 397                                     (OPENSSL_s390xcap_P.kma[0] &    \
 398                                      S390X_CAPBIT(S390X_AES_128)))
 399 # define S390X_aes_192_gcm_CAPABLE (S390X_aes_192_CAPABLE &&        \
 400                                     (OPENSSL_s390xcap_P.kma[0] &    \
 401                                      S390X_CAPBIT(S390X_AES_192)))
 402 # define S390X_aes_256_gcm_CAPABLE (S390X_aes_256_CAPABLE &&        \
 403                                     (OPENSSL_s390xcap_P.kma[0] &    \
 404                                      S390X_CAPBIT(S390X_AES_256)))
 405
 406 #  define S390X_aes_128_ccm_CAPABLE (S390X_aes_128_CAPABLE &&       \
 407                                     (OPENSSL_s390xcap_P.kmac[0] &   \
 408                                      S390X_CAPBIT(S390X_AES_128)))
 409 #  define S390X_aes_192_ccm_CAPABLE (S390X_aes_192_CAPABLE &&       \
 410                                     (OPENSSL_s390xcap_P.kmac[0] &   \
 411                                      S390X_CAPBIT(S390X_AES_192)))
 412 #  define S390X_aes_256_ccm_CAPABLE (S390X_aes_256_CAPABLE &&       \
 413                                     (OPENSSL_s390xcap_P.kmac[0] &   \
 414                                      S390X_CAPBIT(S390X_AES_256)))
 415 #  define S390X_CCM_AAD_FLAG    0x40
 416
 417 #  ifndef OPENSSL_NO_OCB
 418 #   define S390X_aes_128_ocb_CAPABLE    0
 419 #   define S390X_aes_192_ocb_CAPABLE    0
 420 #   define S390X_aes_256_ocb_CAPABLE    0
 421 #  endif /* OPENSSL_NO_OCB */
 422
 423 #  ifndef OPENSSL_NO_SIV
 424 #   define S390X_aes_128_siv_CAPABLE    0
 425 #   define S390X_aes_192_siv_CAPABLE    0
 426 #   define S390X_aes_256_siv_CAPABLE    0
 427 #  endif /* OPENSSL_NO_SIV */
 428
 429 /* Convert key size to function code: [16,24,32] -> [18,19,20]. */
 430 #  define S390X_AES_FC(keylen)  (S390X_AES_128 + ((((keylen) << 3) - 128) >> 6))
 431 # endif
 432
 433 # if defined(HWAES_CAPABLE)
 434 int HWAES_set_encrypt_key(const unsigned char *userKey, const int bits,
 435                           AES_KEY *key);
 436 int HWAES_set_decrypt_key(const unsigned char *userKey, const int bits,
 437                           AES_KEY *key);
 438 void HWAES_encrypt(const unsigned char *in, unsigned char *out,
 439                    const AES_KEY *key);
 440 void HWAES_decrypt(const unsigned char *in, unsigned char *out,
 441                    const AES_KEY *key);
 442 void HWAES_cbc_encrypt(const unsigned char *in, unsigned char *out,
 443                        size_t length, const AES_KEY *key,
 444                        unsigned char *ivec, const int enc);
 445 void HWAES_ecb_encrypt(const unsigned char *in, unsigned char *out,
 446                        size_t length, const AES_KEY *key,
 447                        const int enc);
 448 void HWAES_ctr32_encrypt_blocks(const unsigned char *in, unsigned char *out,
 449                                 size_t len, const void *key,
 450                                 const unsigned char ivec[16]);
 451 void HWAES_xts_encrypt(const unsigned char *inp, unsigned char *out,
 452                        size_t len, const AES_KEY *key1,
 453                        const AES_KEY *key2, const unsigned char iv[16]);
 454 void HWAES_xts_decrypt(const unsigned char *inp, unsigned char *out,
 455                        size_t len, const AES_KEY *key1,
 456                        const AES_KEY *key2, const unsigned char iv[16]);
 457 #  ifndef OPENSSL_NO_OCB
 458 #   ifdef HWAES_ocb_encrypt
 459 void HWAES_ocb_encrypt(const unsigned char *in, unsigned char *out,
 460                        size_t blocks, const void *key,
 461                        size_t start_block_num,
 462                        unsigned char offset_i[16],
 463                        const unsigned char L_[][16],
 464                        unsigned char checksum[16]);
 465 #   else
 466 #     define HWAES_ocb_encrypt ((ocb128_f)NULL)
 467 #   endif
 468 #   ifdef HWAES_ocb_decrypt
 469 void HWAES_ocb_decrypt(const unsigned char *in, unsigned char *out,
 470                        size_t blocks, const void *key,
 471                        size_t start_block_num,
 472                        unsigned char offset_i[16],
 473                        const unsigned char L_[][16],
 474                        unsigned char checksum[16]);
 475 #   else
 476 #     define HWAES_ocb_decrypt ((ocb128_f)NULL)
 477 #   endif
 478 #  endif /* OPENSSL_NO_OCB */
 479
 480 # endif /* HWAES_CAPABLE */
 481
 482 #endif /* OSSL_AES_PLATFORM_H */