diff options
Diffstat (limited to 'crypto/evp/e_aes.c')
| -rw-r--r-- | crypto/evp/e_aes.c | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/crypto/evp/e_aes.c b/crypto/evp/e_aes.c index 45e85047f1..3854b51acc 100644 --- a/crypto/evp/e_aes.c +++ b/crypto/evp/e_aes.c @@ -471,6 +471,35 @@ const EVP_CIPHER *EVP_aes_##keylen##_##mode(void) \ { return &aes_##keylen##_##mode; } #endif +#if defined(OPENSSL_CPUID_OBJ) && defined(__aarch64__) +#include "arm_arch.h" +#if __ARM_ARCH__>=7 +# 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_ctr32_encrypt_blocks aes_v8_ctr32_encrypt_blocks +#endif +#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_ctr32_encrypt_blocks(const unsigned char *in, unsigned char *out, + size_t len, const AES_KEY *key, const unsigned char ivec[16]); +#endif + #define BLOCK_CIPHER_generic_pack(nid,keylen,flags) \ BLOCK_CIPHER_generic(nid,keylen,16,16,cbc,cbc,CBC,flags|EVP_CIPH_FLAG_DEFAULT_ASN1) \ BLOCK_CIPHER_generic(nid,keylen,16,0,ecb,ecb,ECB,flags|EVP_CIPH_FLAG_DEFAULT_ASN1) \ @@ -489,6 +518,19 @@ static int aes_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, mode = ctx->cipher->flags & EVP_CIPH_MODE; if ((mode == EVP_CIPH_ECB_MODE || mode == EVP_CIPH_CBC_MODE) && !enc) +#ifdef HWAES_CAPABLE + if (HWAES_CAPABLE) + { + ret = HWAES_set_decrypt_key(key,ctx->key_len*8,&dat->ks); + dat->block = (block128_f)HWAES_decrypt; + dat->stream.cbc = NULL; +#ifdef HWAES_cbc_encrypt + if (mode==EVP_CIPH_CBC_MODE) + dat->stream.cbc = (cbc128_f)HWAES_cbc_encrypt; +#endif + } + else +#endif #ifdef BSAES_CAPABLE if (BSAES_CAPABLE && mode==EVP_CIPH_CBC_MODE) { @@ -517,6 +559,26 @@ static int aes_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, NULL; } else +#ifdef HWAES_CAPABLE + if (HWAES_CAPABLE) + { + ret = HWAES_set_encrypt_key(key,ctx->key_len*8,&dat->ks); + dat->block = (block128_f)HWAES_encrypt; + dat->stream.cbc = NULL; +#ifdef HWAES_cbc_encrypt + if (mode==EVP_CIPH_CBC_MODE) + dat->stream.cbc = (cbc128_f)HWAES_cbc_encrypt; + else +#endif +#ifdef HWAES_ctr32_encrypt_blocks + if (mode==EVP_CIPH_CTR_MODE) + dat->stream.ctr = (ctr128_f)HWAES_ctr32_encrypt_blocks; + else +#endif + (void)0; /* terminate potentially open 'else' */ + } + else +#endif #ifdef BSAES_CAPABLE if (BSAES_CAPABLE && mode==EVP_CIPH_CTR_MODE) { @@ -809,6 +871,21 @@ static int aes_gcm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, return 1; if (key) { do { +#ifdef HWAES_CAPABLE + if (HWAES_CAPABLE) + { + HWAES_set_encrypt_key(key,ctx->key_len*8,&gctx->ks); + CRYPTO_gcm128_init(&gctx->gcm,&gctx->ks, + (block128_f)HWAES_encrypt); +#ifdef HWAES_ctr32_encrypt_blocks + gctx->ctr = (ctr128_f)HWAES_ctr32_encrypt_blocks; +#else + gctx->ctr = NULL; +#endif + break; + } + else +#endif #ifdef BSAES_CAPABLE if (BSAES_CAPABLE) { @@ -1047,6 +1124,29 @@ static int aes_xts_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, { xctx->stream = NULL; /* key_len is two AES keys */ +#ifdef HWAES_CAPABLE + if (HWAES_CAPABLE) + { + if (enc) + { + HWAES_set_encrypt_key(key, ctx->key_len * 4, &xctx->ks1); + xctx->xts.block1 = (block128_f)HWAES_encrypt; + } + else + { + HWAES_set_decrypt_key(key, ctx->key_len * 4, &xctx->ks1); + xctx->xts.block1 = (block128_f)HWAES_decrypt; + } + + HWAES_set_encrypt_key(key + ctx->key_len/2, + ctx->key_len * 4, &xctx->ks2); + xctx->xts.block2 = (block128_f)HWAES_encrypt; + + xctx->xts.key1 = &xctx->ks1; + break; + } + else +#endif #ifdef VPAES_CAPABLE if (VPAES_CAPABLE) { @@ -1189,6 +1289,19 @@ static int aes_ccm_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key, return 1; if (key) do { +#ifdef HWAES_CAPABLE + if (HWAES_CAPABLE) + { + HWAES_set_encrypt_key(key,ctx->key_len*8,&cctx->ks); + + CRYPTO_ccm128_init(&cctx->ccm, cctx->M, cctx->L, + &cctx->ks, (block128_f)HWAES_encrypt); + cctx->str = NULL; + cctx->key_set = 1; + break; + } + else +#endif #ifdef VPAES_CAPABLE if (VPAES_CAPABLE) { |