/*
* Copyright 2019-2021 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_AES_PLATFORM_H
# define OSSL_AES_PLATFORM_H
# pragma once
# include <openssl/aes.h>
# ifdef VPAES_ASM
int vpaes_set_encrypt_key(const unsigned char *userKey, int bits,
AES_KEY *key);
int vpaes_set_decrypt_key(const unsigned char *userKey, int bits,
AES_KEY *key);
void vpaes_encrypt(const unsigned char *in, unsigned char *out,
const AES_KEY *key);
void vpaes_decrypt(const unsigned char *in, unsigned char *out,
const AES_KEY *key);
void vpaes_cbc_encrypt(const unsigned char *in,
unsigned char *out,
size_t length,
const AES_KEY *key, unsigned char *ivec, int enc);
# endif /* VPAES_ASM */
# ifdef BSAES_ASM
void ossl_bsaes_cbc_encrypt(const unsigned char *in, unsigned char *out,
size_t length, const AES_KEY *key,
unsigned char ivec[16], int enc);
void ossl_bsaes_ctr32_encrypt_blocks(const unsigned char *in,
unsigned char *out, size_t len,
const AES_KEY *key,
const unsigned char ivec[16]);
void ossl_bsaes_xts_encrypt(const unsigned char *inp, unsigned char *out,
size_t len, const AES_KEY *key1,
const AES_KEY *key2, const unsigned char iv[16]);
void ossl_bsaes_xts_decrypt(const unsigned char *inp, unsigned char *out,
size_t len, const AES_KEY *key1,
const AES_KEY *key2, const unsigned char iv[16]);
# endif /* BSAES_ASM */
# ifdef AES_CTR_ASM
void AES_ctr32_encrypt(const unsigned char *in, unsigned char *out,
size_t blocks, const AES_KEY *key,
const unsigned char ivec[AES_BLOCK_SIZE]);
# endif /* AES_CTR_ASM */
# ifdef AES_XTS_ASM
void AES_xts_encrypt(const unsigned char *inp, unsigned char *out, size_t len,
const AES_KEY *key1, const AES_KEY *key2,
const unsigned char iv[16]);
void AES_xts_decrypt(const unsigned char *inp, unsigned char *out, size_t len,
const AES_KEY *key1, const AES_KEY *key2,
const unsigned char iv[16]);
# endif /* AES_XTS_ASM */
# if defined(OPENSSL_CPUID_OBJ)
# if (defined(__powerpc__) || defined(__ppc__) || defined(_ARCH_PPC))
# include "crypto/ppc_arch.h"
# ifdef VPAES_ASM
# define VPAES_CAPABLE (OPENSSL_ppccap_P & PPC_ALTIVEC)
# endif
# define HWAES_CAPABLE (OPENSSL_ppccap_P & PPC_CRYPTO207)
# define HWAES_set_encrypt_key aes_p8_set_encrypt_key
# define HWAES_set_decrypt_key aes_p8_set_decrypt_key
# define HWAES_encrypt aes_p8_encrypt
# define HWAES_decrypt aes_p8_decrypt
# define HWAES_cbc_encrypt aes_p8_cbc_encrypt
# define HWAES_ctr32_encrypt_blocks aes_p8_ctr32_encrypt_blocks
# define HWAES_xts_encrypt aes_p8_xts_encrypt
# define HWAES_xts_decrypt aes_p8_xts_decrypt
# endif /* PPC */
# if (defined(__arm__) || defined(__arm) || defined(__aarch64__))
# include "arm_arch.h"
# if __ARM_MAX_ARCH__>=7
# if defined(BSAES_ASM)
# define BSAES_CAPABLE (OPENSSL_armcap_P & ARMV7_NEON)
# endif
# if defined(VPAES_ASM)
# define VPAES_CAPABLE (OPENSSL_armcap_P & ARMV7_NEON)
# endif
# define HWAES_CAPABLE (OPENSSL_armcap_P & ARMV8_AES)
# define HWAES_set_encrypt_key aes_v8_set_encrypt_key
# define HWAES_set_decrypt_key aes_v8_set_decrypt_key
# define HWAES_encrypt aes_v8_encrypt
# define HWAES_decrypt aes_v8_decrypt
# define HWAES_cbc_encrypt aes_v8_cbc_encrypt
# define HWAES_ecb_encrypt aes_v8_ecb_encrypt
# if __ARM_MAX_ARCH__>=8 && defined(__aarch64__)
# define HWAES_xts_encrypt aes_v8_xts_encrypt
# define HWAES_xts_decrypt aes_v8_xts_decrypt
# endif
# define HWAES_ctr32_encrypt_blocks aes_v8_ctr32_encrypt_blocks
# define AES_PMULL_CAPABLE ((OPENSSL_armcap_P & ARMV8_PMULL) && (OPENSSL_armcap_P & ARMV8_AES))
# define AES_GCM_ENC_BYTES 512
# define AES_GCM_DEC_BYTES 512
# if __ARM_MAX_ARCH__>=8 && defined(__aarch64__)
# define AES_gcm_encrypt armv8_aes_gcm_encrypt
# define AES_gcm_decrypt armv8_aes_gcm_decrypt
# define AES_GCM_ASM(gctx) ((gctx)->ctr==aes_v8_ctr32_encrypt_blocks && \
(gctx)->gcm.ghash==gcm_ghash_v8)
size_t aes_gcm_enc_128_kernel(const uint8_t * plaintext, uint64_t plaintext_length, uint8_t * ciphertext,
uint64_t *Xi, unsigned char ivec[16], const void *key);
size_t aes_gcm_enc_192_kernel(const uint8_t * plaintext, uint64_t plaintext_length, uint8_t * ciphertext,
uint64_t *Xi, unsigned char ivec[16], const void *key);
size_t aes_gcm_enc_256_kernel(const uint8_t * plaintext, uint64_t plaintext_length, uint8_t * ciphertext,
uint64_t *Xi, unsigned char ivec[16], const void *key);
size_t aes_gcm_dec_128_kernel(const uint8_t * ciphertext, uint64_t plaintext_length, uint8_t * plaintext,
uint64_t *Xi, unsigned char ivec[16], const void *key);
size_t aes_gcm_dec_192_kernel(const uint8_t * ciphertext, uint64_t plaintext_length, uint8_t * plaintext,
uint64_t *Xi, unsigned char ivec[16], const void *key);
size_t aes_gcm_dec_256_kernel(const uint8_t * ciphertext, uint64_t plaintext_length, uint8_t * plaintext,
uint64_t *Xi, unsigned char ivec[16], const void *key);
size_t armv8_aes_gcm_encrypt(const unsigned char *in, unsigned char *out, size_t len, const void *key,
unsigned char ivec[16], u64 *Xi);
size_t armv8_aes_gcm_decrypt(const unsigned char *in, unsigned char *out, size_t len, const void *key,
unsigned char ivec[16], u64 *Xi);
void gcm_ghash_v8(u64 Xi[2],const u128 Htable[16],const u8 *inp, size_t len);
# endif
# endif
# endif
# endif /* OPENSSL_CPUID_OBJ */
# if defined(AES_ASM) && ( \
defined(__x86_64) || defined(__x86_64__) || \
defined(_M_AMD64) || defined(_M_X64) )
# define AES_CBC_HMAC_SHA_CAPABLE 1
# define AESNI_CBC_HMAC_SHA_CAPABLE (OPENSSL_ia32cap_P[1]&(1<<(57-32)))
# endif
# if defined(AES_ASM) && !defined(I386_ONLY) && ( \
((defined(__i386) || defined(__i386__) || \
defined(_M_IX86)) && defined(OPENSSL_IA32_SSE2))|| \
defined(__x86_64) || defined(__x86_64__) || \
defined(_M_AMD64) || defined(_M_X64) )
/* AES-NI section */
# define AESNI_CAPABLE (OPENSSL_ia32cap_P[1]&(1<<(57-32)))
# ifdef VPAES_ASM
# define VPAES_CAPABLE (OPENSSL_ia32cap_P[1]&(1<<(41-32)))
# endif
# ifdef BSAES_ASM
# define BSAES_CAPABLE (OPENSSL_ia32cap_P[1]&(1<<(41-32)))
# endif
# define AES_GCM_ENC_BYTES 32
# define AES_GCM_DEC_BYTES 16
int aesni_set_encrypt_key(const unsigned char *userKey, int bits,
AES_KEY *key);
int aesni_set_decrypt_key(const unsigned char *userKey, int bits,
AES_KEY *key);
void aesni_encrypt(const unsigned char *in, unsigned char *out,
const AES_KEY *key);
void aesni_decrypt(const unsigned char *in, unsigned char *out,
const AES_KEY *key);
void aesni_ecb_encrypt(const unsigned char *in,
unsigned char *out,
size_t length, const AES_KEY *key, int enc);
void aesni_cbc_encrypt(const unsigned char *in,
unsigned char *out,
size_t length,
const AES_KEY *key, unsigned char *ivec, int enc);
# ifndef OPENSSL_NO_OCB
void aesni_ocb_encrypt(const unsigned char *in, unsigned char *out,
size_t blocks, const void *key,
size_t start_block_num,
unsigned char offset_i[16],
const unsigned char L_[][16],
unsigned char checksum[16]);
void aesni_ocb_decrypt(const unsigned char *in, unsigned char *out,
size_t blocks, const void *key,
size_t start_block_num,
unsigned char offset_i[16],
const unsigned char L_[][16],
unsigned char checksum[16]);
# endif /* OPENSSL_NO_OCB */
void aesni_ctr32_encrypt_blocks(const unsigned char *in,
unsigned char *out,
size_t blocks,
const void *key, const unsigned char *ivec);
void aesni_xts_encrypt(const unsigned char *in,
unsigned char *out,
size_t length,
const AES_KEY *key1, const AES_KEY *key2,
const unsigned char iv[16]);
void aesni_xts_decrypt(const unsigned char *in,
unsigned char *out,
size_t length,
const AES_KEY *key1, const AES_KEY *key2,
const unsigned char iv[16]);
void aesni_ccm64_encrypt_blocks(const unsigned char *in,
unsigned char *out,
size_t blocks,
const void *key,
const unsigned char ivec[16],
unsigned char cmac[16]);
void aesni_ccm64_decrypt_blocks(const unsigned char *in,
unsigned char *out,
size_t blocks,
const void *key,
const unsigned char ivec[16],
unsigned char cmac[16]);
# if defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD64) || defined(_M_X64)
size_t aesni_gcm_encrypt(const unsigned char *in, unsigned char *out, size_t len,
const void *key, unsigned char ivec[16], u64 *Xi);
size_t aesni_gcm_decrypt(const unsigned char *in, unsigned char *out, size_t len,
const void *key, unsigned char ivec[16], u64 *Xi);
void gcm_ghash_avx(u64 Xi[2], const u128 Htable[16], const u8 *in, size_t len);
# define AES_gcm_encrypt aesni_gcm_encrypt
# define AES_gcm_decrypt aesni_gcm_decrypt
# define AES_GCM_ASM(ctx) (ctx->ctr == aesni_ctr32_encrypt_blocks && \
ctx->gcm.ghash == gcm_ghash_avx)
# endif
# elif defined(AES_ASM) && (defined(__sparc) || defined(__sparc__))
/* Fujitsu SPARC64 X support */
# include "crypto/sparc_arch.h"
# define SPARC_AES_CAPABLE (OPENSSL_sparcv9cap_P[1] & CFR_AES)
# define HWAES_CAPABLE (OPENSSL_sparcv9cap_P[0] & SPARCV9_FJAESX)
# define HWAES_set_encrypt_key aes_fx_set_encrypt_key
# define HWAES_set_decrypt_key aes_fx_set_decrypt_key
# define HWAES_encrypt aes_fx_encrypt
# define HWAES_decrypt aes_fx_decrypt
# define HWAES_cbc_encrypt aes_fx_cbc_encrypt
# define HWAES_ctr32_encrypt_blocks aes_fx_ctr32_encrypt_blocks
void aes_t4_set_encrypt_key(const unsigned char *key, int bits, AES_KEY *ks);
void aes_t4_set_decrypt_key(const unsigned char *key, int bits, AES_KEY *ks);
void aes_t4_encrypt(const unsigned char *in, unsigned char *out,
const AES_KEY *key);
void aes_t4_decrypt(const unsigned char *in, unsigned char *out,
const AES_KEY *key);
/*
* Key-length specific subroutines were chosen for following reason.
* Each SPARC T4 core can execute up to 8 threads which share core's
* resources. Loading as much key material to registers allows to
* minimize references to shared memory interface, as well as amount
* of instructions in inner loops [much needed on T4]. But then having
* non-key-length specific routines would require conditional branches
* either in inner loops or on subroutines' entries. Former is hardly
* acceptable, while latter means code size increase to size occupied
* by multiple key-length specific subroutines, so why fight?
*/
void aes128_t4_cbc_encrypt(const unsigned char *in, unsigned char *out,
size_t len, const AES_KEY *key,
unsigned char *ivec, int /*unused*/);
void aes128_t4_cbc_decrypt(const unsigned char *in, unsigned char *out,
size_t len, const AES_KEY *key,
unsigned char *ivec, int /*unused*/);
void aes192_t4_cbc_encrypt(const unsigned char *in, unsigned char *out,
size_t len, const AES_KEY *key,
unsigned char *ivec, int /*unused*/);
void aes192_t4_cbc_decrypt(const unsigned char *in, unsigned char *out,
size_t len, const AES_KEY *key,
unsigned char *ivec, int /*unused*/);
void aes256_t4_cbc_encrypt(const unsigned char *in, unsigned char *out,
size_t len, const AES_KEY *key,
unsigned char *ivec, int /*unused*/);
void aes256_t4_cbc_decrypt(const unsigned char *in, unsigned char *out,
size_t len, const AES_KEY *key,
unsigned char *ivec, int /*unused*/);
void aes128_t4_ctr32_encrypt(const unsigned char *in, unsigned char *out,
size_t blocks, const AES_KEY *key,
unsigned char *ivec);
void aes192_t4_ctr32_encrypt(const unsigned char *in, unsigned char *out,
size_t blocks, const AES_KEY *key,
unsigned char *ivec);
void aes256_t4_ctr32_encrypt(const unsigned char *in, unsigned char *out,
size_t blocks, const AES_KEY *key,
unsigned char *ivec);
void aes128_t4_xts_encrypt(const unsigned char *in, unsigned char *out,
size_t blocks, const AES_KEY *key1,
const AES_KEY *key2, const unsigned char *ivec);
void aes128_t4_xts_decrypt(const unsigned char *in, unsigned char *out,
size_t blocks, const AES_KEY *key1,
const AES_KEY *key2, const unsigned char *ivec);
void aes256_t4_xts_encrypt(const unsigned char *in, unsigned char *out,
size_t blocks, const AES_KEY *key1,
const AES_KEY *key2, const unsigned char *ivec);
void aes256_t4_xts_decrypt(const unsigned char *in, unsigned char *out,
size_t blocks, const AES_KEY *key1,
const AES_KEY *key2, const unsigned char *ivec);
# elif defined(OPENSSL_CPUID_OBJ) && defined(__s390__)
/* IBM S390X support */
# include "s390x_arch.h"
/* Convert key size to function code: [16,24,32] -> [18,19,20]. */
# define S390X_AES_FC(keylen) (S390X_AES_128 + ((((keylen) << 3) - 128) >> 6))
/* Most modes of operation need km for partial block processing. */
# define S390X_aes_128_CAPABLE (OPENSSL_s390xcap_P.km[0] & \
S390X_CAPBIT(S390X_AES_128))
# define S390X_aes_192_CAPABLE (OPENSSL_s390xcap_P.km[0] & \
S390X_CAPBIT(S390X_AES_192))
# define S390X_aes_256_CAPABLE (OPENSSL_s390xcap_P.km[0] & \
S390X_CAPBIT(S390X_AES_256))
# define S390X_aes_128_cbc_CAPABLE 1 /* checked by callee */
# define S390X_aes_192_cbc_CAPABLE 1
# define S390X_aes_256_cbc_CAPABLE 1
# define S390X_aes_128_ecb_CAPABLE S390X_aes_128_CAPABLE
# define S390X_aes_192_ecb_CAPABLE S390X_aes_192_CAPABLE
# define S390X_aes_256_ecb_CAPABLE S390X_aes_256_CAPABLE
# define S390X_aes_128_ofb_CAPABLE (S390X_aes_128_CAPABLE && \
(OPENSSL_s390xcap_P.kmo[0] & \
S390X_CAPBIT(S390X_AES_128)))
# define S390X_aes_192_ofb_CAPABLE (S390X_aes_192_CAPABLE && \
(OPENSSL_s390xcap_P.kmo[0] & \
S390X_CAPBIT(S390X_AES_192)))
# define S390X_aes_256_ofb_CAPABLE (S390X_aes_256_CAPABLE && \
(OPENSSL_s390xcap_P.kmo[0] & \
S390X_CAPBIT(S390X_AES_256)))
# define S390X_aes_128_cfb_CAPABLE (S390X_aes_128_CAPABLE && \
(OPENSSL_s390xcap_P.kmf[0] & \
S390X_CAPBIT(S390X_AES_128)))
# define S390X_aes_192_cfb_CAPABLE (S390X_aes_192_CAPABLE && \
(OPENSSL_s390xcap_P.kmf[0] & \
S390X_CAPBIT(S390X_AES_192)))
# define S390X_aes_256_cfb_CAPABLE (S390X_aes_256_CAPABLE && \
(OPENSSL_s390xcap_P.kmf[0] & \
S390X_CAPBIT(S390X_AES_256)))
# define S390X_aes_128_cfb8_CAPABLE (OPENSSL_s390xcap_P.kmf[0] & \
S390X_CAPBIT(S390X_AES_128))
# define S390X_aes_192_cfb8_CAPABLE (OPENSSL_s390xcap_P.kmf[0] & \
S390X_CAPBIT(S390X_AES_192))
# define S390X_aes_256_cfb8_CAPABLE (OPENSSL_s390xcap_P.kmf[0] & \
S390X_CAPBIT(S390X_AES_256))
# define S390X_aes_128_cfb1_CAPABLE 0
# define S390X_aes_192_cfb1_CAPABLE 0
# define S390X_aes_256_cfb1_CAPABLE 0
# define S390X_aes_128_ctr_CAPABLE 1 /* checked by callee */
# define S390X_aes_192_ctr_CAPABLE 1
# define S390X_aes_256_ctr_CAPABLE 1
# define S390X_aes_128_xts_CAPABLE 1 /* checked by callee */
# define S390X_aes_256_xts_CAPABLE 1
# define S390X_aes_128_gcm_CAPABLE (S390X_aes_128_CAPABLE && \
(OPENSSL_s390xcap_P.kma[0] & \
S390X_CAPBIT(S390X_AES_128)))
# define S390X_aes_192_gcm_CAPABLE (S390X_aes_192_CAPABLE && \
(OPENSSL_s390xcap_P.kma[0] & \
S390X_CAPBIT(S390X_AES_192)))
# define S390X_aes_256_gcm_CAPABLE (S390X_aes_256_CAPABLE && \
(OPENSSL_s390xcap_P.kma[0] & \
S390X_CAPBIT(S390X_AES_256)))
# define S390X_aes_128_ccm_CAPABLE (S390X_aes_128_CAPABLE && \
(OPENSSL_s390xcap_P.kmac[0] & \
S390X_CAPBIT(S390X_AES_128)))
# define S390X_aes_192_ccm_CAPABLE (S390X_aes_192_CAPABLE && \
(OPENSSL_s390xcap_P.kmac[0] & \
S390X_CAPBIT(S390X_AES_192)))
# define S390X_aes_256_ccm_CAPABLE (S390X_aes_256_CAPABLE && \
(OPENSSL_s390xcap_P.kmac[0] & \
S390X_CAPBIT(S390X_AES_256)))
# define S390X_CCM_AAD_FLAG 0x40
# ifndef OPENSSL_NO_OCB
# define S390X_aes_128_ocb_CAPABLE 0
# define S390X_aes_192_ocb_CAPABLE 0
# define S390X_aes_256_ocb_CAPABLE 0
# endif /* OPENSSL_NO_OCB */
# ifndef OPENSSL_NO_SIV
# define S390X_aes_128_siv_CAPABLE 0
# define S390X_aes_192_siv_CAPABLE 0
# define S390X_aes_256_siv_CAPABLE 0
# endif /* OPENSSL_NO_SIV */
/* Convert key size to function code: [16,24,32] -> [18,19,20]. */
# define S390X_AES_FC(keylen) (S390X_AES_128 + ((((keylen) << 3) - 128) >> 6))
# endif
# if defined(HWAES_CAPABLE)
int HWAES_set_encrypt_key(const unsigned char *userKey, const int bits,
AES_KEY *key);
int HWAES_set_decrypt_key(const unsigned char *userKey, const int bits,
AES_KEY *key);
void HWAES_encrypt(const unsigned char *in, unsigned char *out,
const AES_KEY *key);
void HWAES_decrypt(const unsigned char *in, unsigned char *out,
const AES_KEY *key);
void HWAES_cbc_encrypt(const unsigned char *in, unsigned char *out,
size_t length, const AES_KEY *key,
unsigned char *ivec, const int enc);
void HWAES_ecb_encrypt(const unsigned char *in, unsigned char *out,
size_t length, const AES_KEY *key,
const int enc);
void HWAES_ctr32_encrypt_blocks(const unsigned char *in, unsigned char *out,
size_t len, const void *key,
const unsigned char ivec[16]);
void HWAES_xts_encrypt(const unsigned char *inp, unsigned char *out,
size_t len, const AES_KEY *key1,
const AES_KEY *key2, const unsigned char iv[16]);
void HWAES_xts_decrypt(const unsigned char *inp, unsigned char *out,
size_t len, const AES_KEY *key1,
const AES_KEY *key2, const unsigned char iv[16]);
# ifndef OPENSSL_NO_OCB
# ifdef HWAES_ocb_encrypt
void HWAES_ocb_encrypt(const unsigned char *in, unsigned char *out,
size_t blocks, const void *key,
size_t start_block_num,
unsigned char offset_i[16],
const unsigned char L_[][16],
unsigned char checksum[16]);
# else
# define HWAES_ocb_encrypt ((ocb128_f)NULL)
# endif
# ifdef HWAES_ocb_decrypt
void HWAES_ocb_decrypt(const unsigned char *in, unsigned char *out,
size_t blocks, const void *key,
size_t start_block_num,
unsigned char offset_i[16],
const unsigned char L_[][16],
unsigned char checksum[16]);
# else
# define HWAES_ocb_decrypt ((ocb128_f)NULL)
# endif
# endif /* OPENSSL_NO_OCB */
# endif /* HWAES_CAPABLE */
#endif /* OSSL_AES_PLATFORM_H */