#include <vlib/vlib.h>
#include <vnet/plugin/plugin.h>
#include <vnet/crypto/crypto.h>
-#include <x86intrin.h>
#include <crypto_native/crypto_native.h>
-#include <crypto_native/aes.h>
+#include <vppinfra/crypto/aes_cbc.h>
#if __GNUC__ > 4 && !__clang__ && CLIB_DEBUG == 0
#pragma GCC optimize ("O3")
#endif
-typedef struct
-{
- u8x16 encrypt_key[15];
-#if __VAES__
- __m512i decrypt_key[15];
-#else
- u8x16 decrypt_key[15];
-#endif
-} aes_cbc_key_data_t;
-
-static_always_inline u8x16 __clib_unused
-xor3 (u8x16 a, u8x16 b, u8x16 c)
-{
-#if __AVX512F__
- return (u8x16) _mm_ternarylogic_epi32 ((__m128i) a, (__m128i) b,
- (__m128i) c, 0x96);
-#endif
- return a ^ b ^ c;
-}
-
-#if __VAES__
-static_always_inline __m512i
-xor3_x4 (__m512i a, __m512i b, __m512i c)
-{
- return _mm512_ternarylogic_epi32 (a, b, c, 0x96);
-}
-
-static_always_inline __m512i
-aes_block_load_x4 (u8 * src[], int i)
-{
- __m512i r = { };
- r = _mm512_inserti64x2 (r, (__m128i) aes_block_load (src[0] + i), 0);
- r = _mm512_inserti64x2 (r, (__m128i) aes_block_load (src[1] + i), 1);
- r = _mm512_inserti64x2 (r, (__m128i) aes_block_load (src[2] + i), 2);
- r = _mm512_inserti64x2 (r, (__m128i) aes_block_load (src[3] + i), 3);
- return r;
-}
-
-static_always_inline void
-aes_block_store_x4 (u8 * dst[], int i, __m512i r)
-{
- aes_block_store (dst[0] + i, (u8x16) _mm512_extracti64x2_epi64 (r, 0));
- aes_block_store (dst[1] + i, (u8x16) _mm512_extracti64x2_epi64 (r, 1));
- aes_block_store (dst[2] + i, (u8x16) _mm512_extracti64x2_epi64 (r, 2));
- aes_block_store (dst[3] + i, (u8x16) _mm512_extracti64x2_epi64 (r, 3));
-}
-#endif
-
-static_always_inline void __clib_unused
-aes_cbc_dec (u8x16 * k, u8 * src, u8 * dst, u8 * iv, int count,
- aes_key_size_t rounds)
-{
- u8x16 r0, r1, r2, r3, c0, c1, c2, c3, f;
- int i;
-
- f = aes_block_load (iv);
-
- while (count >= 64)
- {
- _mm_prefetch (src + 128, _MM_HINT_T0);
- _mm_prefetch (dst + 128, _MM_HINT_T0);
-
- c0 = aes_block_load (src);
- c1 = aes_block_load (src + 16);
- c2 = aes_block_load (src + 32);
- c3 = aes_block_load (src + 48);
-
- r0 = c0 ^ k[0];
- r1 = c1 ^ k[0];
- r2 = c2 ^ k[0];
- r3 = c3 ^ k[0];
-
- for (i = 1; i < rounds; i++)
- {
- r0 = aes_dec_round (r0, k[i]);
- r1 = aes_dec_round (r1, k[i]);
- r2 = aes_dec_round (r2, k[i]);
- r3 = aes_dec_round (r3, k[i]);
- }
-
- r0 = aes_dec_last_round (r0, k[i]);
- r1 = aes_dec_last_round (r1, k[i]);
- r2 = aes_dec_last_round (r2, k[i]);
- r3 = aes_dec_last_round (r3, k[i]);
-
- aes_block_store (dst, r0 ^ f);
- aes_block_store (dst + 16, r1 ^ c0);
- aes_block_store (dst + 32, r2 ^ c1);
- aes_block_store (dst + 48, r3 ^ c2);
-
- f = c3;
-
- count -= 64;
- src += 64;
- dst += 64;
- }
-
- while (count > 0)
- {
- c0 = aes_block_load (src);
- r0 = c0 ^ k[0];
- for (i = 1; i < rounds; i++)
- r0 = aes_dec_round (r0, k[i]);
- r0 = aes_dec_last_round (r0, k[i]);
- aes_block_store (dst, r0 ^ f);
- f = c0;
- count -= 16;
- src += 16;
- dst += 16;
- }
-}
-
-#ifdef __VAES__
-static_always_inline void
-vaes_cbc_dec (__m512i * k, u8 * src, u8 * dst, u8 * iv, int count,
- aes_key_size_t rounds)
-{
- __m512i permute = { 6, 7, 8, 9, 10, 11, 12, 13 };
- __m512i r0, r1, r2, r3, c0, c1, c2, c3, f = { };
- __mmask8 m;
- int i, n_blocks = count >> 4;
-
- f = _mm512_mask_loadu_epi64 (f, 0xc0, (__m512i *) (iv - 48));
-
- while (n_blocks >= 16)
- {
- c0 = _mm512_loadu_si512 ((__m512i *) src);
- c1 = _mm512_loadu_si512 ((__m512i *) (src + 64));
- c2 = _mm512_loadu_si512 ((__m512i *) (src + 128));
- c3 = _mm512_loadu_si512 ((__m512i *) (src + 192));
-
- r0 = c0 ^ k[0];
- r1 = c1 ^ k[0];
- r2 = c2 ^ k[0];
- r3 = c3 ^ k[0];
-
- for (i = 1; i < rounds; i++)
- {
- r0 = _mm512_aesdec_epi128 (r0, k[i]);
- r1 = _mm512_aesdec_epi128 (r1, k[i]);
- r2 = _mm512_aesdec_epi128 (r2, k[i]);
- r3 = _mm512_aesdec_epi128 (r3, k[i]);
- }
-
- r0 = _mm512_aesdeclast_epi128 (r0, k[i]);
- r1 = _mm512_aesdeclast_epi128 (r1, k[i]);
- r2 = _mm512_aesdeclast_epi128 (r2, k[i]);
- r3 = _mm512_aesdeclast_epi128 (r3, k[i]);
-
- r0 ^= _mm512_permutex2var_epi64 (f, permute, c0);
- _mm512_storeu_si512 ((__m512i *) dst, r0);
-
- r1 ^= _mm512_permutex2var_epi64 (c0, permute, c1);
- _mm512_storeu_si512 ((__m512i *) (dst + 64), r1);
-
- r2 ^= _mm512_permutex2var_epi64 (c1, permute, c2);
- _mm512_storeu_si512 ((__m512i *) (dst + 128), r2);
-
- r3 ^= _mm512_permutex2var_epi64 (c2, permute, c3);
- _mm512_storeu_si512 ((__m512i *) (dst + 192), r3);
- f = c3;
-
- n_blocks -= 16;
- src += 256;
- dst += 256;
- }
-
- while (n_blocks > 0)
- {
- m = (1 << (n_blocks * 2)) - 1;
- c0 = _mm512_mask_loadu_epi64 (c0, m, (__m512i *) src);
- f = _mm512_permutex2var_epi64 (f, permute, c0);
- r0 = c0 ^ k[0];
- for (i = 1; i < rounds; i++)
- r0 = _mm512_aesdec_epi128 (r0, k[i]);
- r0 = _mm512_aesdeclast_epi128 (r0, k[i]);
- _mm512_mask_storeu_epi64 ((__m512i *) dst, m, r0 ^ f);
- f = c0;
- n_blocks -= 4;
- src += 64;
- dst += 64;
- }
-}
-#endif
-
-#ifdef __VAES__
-#define N 16
-#define u32xN u32x16
-#define u32xN_min_scalar u32x16_min_scalar
+#if defined(__VAES__) && defined(__AVX512F__)
+#define u8xN u8x64
+#define u32xN u32x16
+#define u32xN_min_scalar u32x16_min_scalar
#define u32xN_is_all_zero u32x16_is_all_zero
+#define u32xN_splat u32x16_splat
+#elif defined(__VAES__)
+#define u8xN u8x32
+#define u32xN u32x8
+#define u32xN_min_scalar u32x8_min_scalar
+#define u32xN_is_all_zero u32x8_is_all_zero
+#define u32xN_splat u32x8_splat
#else
-#define N 4
-#define u32xN u32x4
-#define u32xN_min_scalar u32x4_min_scalar
+#define u8xN u8x16
+#define u32xN u32x4
+#define u32xN_min_scalar u32x4_min_scalar
#define u32xN_is_all_zero u32x4_is_all_zero
+#define u32xN_splat u32x4_splat
#endif
static_always_inline u32
-aesni_ops_enc_aes_cbc (vlib_main_t * vm, vnet_crypto_op_t * ops[],
- u32 n_ops, aes_key_size_t ks)
+aes_ops_enc_aes_cbc (vlib_main_t * vm, vnet_crypto_op_t * ops[],
+ u32 n_ops, aes_key_size_t ks)
{
crypto_native_main_t *cm = &crypto_native_main;
- crypto_native_per_thread_data_t *ptd =
- vec_elt_at_index (cm->per_thread_data, vm->thread_index);
int rounds = AES_KEY_ROUNDS (ks);
- u8 dummy[8192];
+ u8 placeholder[8192];
u32 i, j, count, n_left = n_ops;
- u32xN dummy_mask = { };
+ u32xN placeholder_mask = { };
u32xN len = { };
- vnet_crypto_key_index_t key_index[N];
- u8 *src[N] = { };
- u8 *dst[N] = { };
- /* *INDENT-OFF* */
- union
- {
- u8x16 x1[N];
- __m512i x4[N / 4];
- } r = { }, k[15] = { };
- /* *INDENT-ON* */
-
- for (i = 0; i < N; i++)
+ vnet_crypto_key_index_t key_index[N_AES_BYTES];
+ u8 *src[N_AES_BYTES] = {};
+ u8 *dst[N_AES_BYTES] = {};
+ u8xN r[4] = {};
+ u8xN k[15][4] = {};
+
+ for (i = 0; i < N_AES_BYTES; i++)
key_index[i] = ~0;
more:
- for (i = 0; i < N; i++)
+ for (i = 0; i < N_AES_BYTES; i++)
if (len[i] == 0)
{
if (n_left == 0)
{
- /* no more work to enqueue, so we are enqueueing dummy buffer */
- src[i] = dst[i] = dummy;
- len[i] = sizeof (dummy);
- dummy_mask[i] = 0;
+ /* no more work to enqueue, so we are enqueueing placeholder buffer */
+ src[i] = dst[i] = placeholder;
+ len[i] = sizeof (placeholder);
+ placeholder_mask[i] = 0;
}
else
{
- if (ops[0]->flags & VNET_CRYPTO_OP_FLAG_INIT_IV)
- {
- r.x1[i] = ptd->cbc_iv[i];
- aes_block_store (ops[0]->iv, r.x1[i]);
- ptd->cbc_iv[i] = aes_enc_round (r.x1[i], r.x1[i]);
- }
- else
- r.x1[i] = aes_block_load (ops[0]->iv);
+ u8x16 t = aes_block_load (ops[0]->iv);
+ ((u8x16 *) r)[i] = t;
src[i] = ops[0]->src;
dst[i] = ops[0]->dst;
len[i] = ops[0]->len;
- dummy_mask[i] = ~0;
+ placeholder_mask[i] = ~0;
if (key_index[i] != ops[0]->key_index)
{
aes_cbc_key_data_t *kd;
key_index[i] = ops[0]->key_index;
kd = (aes_cbc_key_data_t *) cm->key_data[key_index[i]];
for (j = 0; j < rounds + 1; j++)
- k[j].x1[i] = kd->encrypt_key[j];
+ ((u8x16 *) k[j])[i] = kd->encrypt_key[j];
}
ops[0]->status = VNET_CRYPTO_OP_STATUS_COMPLETED;
n_left--;
for (i = 0; i < count; i += 16)
{
-#ifdef __VAES__
- r.x4[0] = xor3_x4 (r.x4[0], aes_block_load_x4 (src, i), k[0].x4[0]);
- r.x4[1] = xor3_x4 (r.x4[1], aes_block_load_x4 (src, i), k[0].x4[1]);
- r.x4[2] = xor3_x4 (r.x4[2], aes_block_load_x4 (src, i), k[0].x4[2]);
- r.x4[3] = xor3_x4 (r.x4[3], aes_block_load_x4 (src, i), k[0].x4[3]);
+#if defined(__VAES__) && defined(__AVX512F__)
+ r[0] = u8x64_xor3 (r[0], aes_block_load_x4 (src, i), k[0][0]);
+ r[1] = u8x64_xor3 (r[1], aes_block_load_x4 (src + 4, i), k[0][1]);
+ r[2] = u8x64_xor3 (r[2], aes_block_load_x4 (src + 8, i), k[0][2]);
+ r[3] = u8x64_xor3 (r[3], aes_block_load_x4 (src + 12, i), k[0][3]);
+
+ for (j = 1; j < rounds; j++)
+ {
+ r[0] = aes_enc_round_x4 (r[0], k[j][0]);
+ r[1] = aes_enc_round_x4 (r[1], k[j][1]);
+ r[2] = aes_enc_round_x4 (r[2], k[j][2]);
+ r[3] = aes_enc_round_x4 (r[3], k[j][3]);
+ }
+ r[0] = aes_enc_last_round_x4 (r[0], k[j][0]);
+ r[1] = aes_enc_last_round_x4 (r[1], k[j][1]);
+ r[2] = aes_enc_last_round_x4 (r[2], k[j][2]);
+ r[3] = aes_enc_last_round_x4 (r[3], k[j][3]);
+
+ aes_block_store_x4 (dst, i, r[0]);
+ aes_block_store_x4 (dst + 4, i, r[1]);
+ aes_block_store_x4 (dst + 8, i, r[2]);
+ aes_block_store_x4 (dst + 12, i, r[3]);
+#elif defined(__VAES__)
+ r[0] = u8x32_xor3 (r[0], aes_block_load_x2 (src, i), k[0][0]);
+ r[1] = u8x32_xor3 (r[1], aes_block_load_x2 (src + 2, i), k[0][1]);
+ r[2] = u8x32_xor3 (r[2], aes_block_load_x2 (src + 4, i), k[0][2]);
+ r[3] = u8x32_xor3 (r[3], aes_block_load_x2 (src + 6, i), k[0][3]);
for (j = 1; j < rounds; j++)
{
- r.x4[0] = _mm512_aesenc_epi128 (r.x4[0], k[j].x4[0]);
- r.x4[1] = _mm512_aesenc_epi128 (r.x4[1], k[j].x4[1]);
- r.x4[2] = _mm512_aesenc_epi128 (r.x4[2], k[j].x4[2]);
- r.x4[3] = _mm512_aesenc_epi128 (r.x4[3], k[j].x4[3]);
+ r[0] = aes_enc_round_x2 (r[0], k[j][0]);
+ r[1] = aes_enc_round_x2 (r[1], k[j][1]);
+ r[2] = aes_enc_round_x2 (r[2], k[j][2]);
+ r[3] = aes_enc_round_x2 (r[3], k[j][3]);
}
- r.x4[0] = _mm512_aesenclast_epi128 (r.x4[0], k[j].x4[0]);
- r.x4[1] = _mm512_aesenclast_epi128 (r.x4[1], k[j].x4[1]);
- r.x4[2] = _mm512_aesenclast_epi128 (r.x4[2], k[j].x4[2]);
- r.x4[3] = _mm512_aesenclast_epi128 (r.x4[3], k[j].x4[3]);
-
- aes_block_store_x4 (dst, i, r.x4[0]);
- aes_block_store_x4 (dst + 4, i, r.x4[1]);
- aes_block_store_x4 (dst + 8, i, r.x4[2]);
- aes_block_store_x4 (dst + 12, i, r.x4[3]);
+ r[0] = aes_enc_last_round_x2 (r[0], k[j][0]);
+ r[1] = aes_enc_last_round_x2 (r[1], k[j][1]);
+ r[2] = aes_enc_last_round_x2 (r[2], k[j][2]);
+ r[3] = aes_enc_last_round_x2 (r[3], k[j][3]);
+
+ aes_block_store_x2 (dst, i, r[0]);
+ aes_block_store_x2 (dst + 2, i, r[1]);
+ aes_block_store_x2 (dst + 4, i, r[2]);
+ aes_block_store_x2 (dst + 6, i, r[3]);
#else
- r.x1[0] = xor3 (r.x1[0], aes_block_load (src[0] + i), k[0].x1[0]);
- r.x1[1] = xor3 (r.x1[1], aes_block_load (src[1] + i), k[0].x1[1]);
- r.x1[2] = xor3 (r.x1[2], aes_block_load (src[2] + i), k[0].x1[2]);
- r.x1[3] = xor3 (r.x1[3], aes_block_load (src[3] + i), k[0].x1[3]);
+#if __x86_64__
+ r[0] = u8x16_xor3 (r[0], aes_block_load (src[0] + i), k[0][0]);
+ r[1] = u8x16_xor3 (r[1], aes_block_load (src[1] + i), k[0][1]);
+ r[2] = u8x16_xor3 (r[2], aes_block_load (src[2] + i), k[0][2]);
+ r[3] = u8x16_xor3 (r[3], aes_block_load (src[3] + i), k[0][3]);
for (j = 1; j < rounds; j++)
{
- r.x1[0] = aes_enc_round (r.x1[0], k[j].x1[0]);
- r.x1[1] = aes_enc_round (r.x1[1], k[j].x1[1]);
- r.x1[2] = aes_enc_round (r.x1[2], k[j].x1[2]);
- r.x1[3] = aes_enc_round (r.x1[3], k[j].x1[3]);
+ r[0] = aes_enc_round_x1 (r[0], k[j][0]);
+ r[1] = aes_enc_round_x1 (r[1], k[j][1]);
+ r[2] = aes_enc_round_x1 (r[2], k[j][2]);
+ r[3] = aes_enc_round_x1 (r[3], k[j][3]);
}
- r.x1[0] = aes_enc_last_round (r.x1[0], k[j].x1[0]);
- r.x1[1] = aes_enc_last_round (r.x1[1], k[j].x1[1]);
- r.x1[2] = aes_enc_last_round (r.x1[2], k[j].x1[2]);
- r.x1[3] = aes_enc_last_round (r.x1[3], k[j].x1[3]);
+ r[0] = aes_enc_last_round_x1 (r[0], k[j][0]);
+ r[1] = aes_enc_last_round_x1 (r[1], k[j][1]);
+ r[2] = aes_enc_last_round_x1 (r[2], k[j][2]);
+ r[3] = aes_enc_last_round_x1 (r[3], k[j][3]);
- aes_block_store (dst[0] + i, r.x1[0]);
- aes_block_store (dst[1] + i, r.x1[1]);
- aes_block_store (dst[2] + i, r.x1[2]);
- aes_block_store (dst[3] + i, r.x1[3]);
+ aes_block_store (dst[0] + i, r[0]);
+ aes_block_store (dst[1] + i, r[1]);
+ aes_block_store (dst[2] + i, r[2]);
+ aes_block_store (dst[3] + i, r[3]);
+#else
+ r[0] ^= aes_block_load (src[0] + i);
+ r[1] ^= aes_block_load (src[1] + i);
+ r[2] ^= aes_block_load (src[2] + i);
+ r[3] ^= aes_block_load (src[3] + i);
+ for (j = 0; j < rounds - 1; j++)
+ {
+ r[0] = vaesmcq_u8 (vaeseq_u8 (r[0], k[j][0]));
+ r[1] = vaesmcq_u8 (vaeseq_u8 (r[1], k[j][1]));
+ r[2] = vaesmcq_u8 (vaeseq_u8 (r[2], k[j][2]));
+ r[3] = vaesmcq_u8 (vaeseq_u8 (r[3], k[j][3]));
+ }
+ r[0] = vaeseq_u8 (r[0], k[j][0]) ^ k[rounds][0];
+ r[1] = vaeseq_u8 (r[1], k[j][1]) ^ k[rounds][1];
+ r[2] = vaeseq_u8 (r[2], k[j][2]) ^ k[rounds][2];
+ r[3] = vaeseq_u8 (r[3], k[j][3]) ^ k[rounds][3];
+ aes_block_store (dst[0] + i, r[0]);
+ aes_block_store (dst[1] + i, r[1]);
+ aes_block_store (dst[2] + i, r[2]);
+ aes_block_store (dst[3] + i, r[3]);
+#endif
#endif
}
- for (i = 0; i < N; i++)
+ len -= u32xN_splat (count);
+
+ for (i = 0; i < N_AES_BYTES; i++)
{
src[i] += count;
dst[i] += count;
- len[i] -= count;
}
if (n_left > 0)
goto more;
- if (!u32xN_is_all_zero (len & dummy_mask))
+ if (!u32xN_is_all_zero (len & placeholder_mask))
goto more;
return n_ops;
}
+
static_always_inline u32
-aesni_ops_dec_aes_cbc (vlib_main_t * vm, vnet_crypto_op_t * ops[],
- u32 n_ops, aes_key_size_t ks)
+aes_ops_dec_aes_cbc (vlib_main_t * vm, vnet_crypto_op_t * ops[],
+ u32 n_ops, aes_key_size_t ks)
{
crypto_native_main_t *cm = &crypto_native_main;
int rounds = AES_KEY_ROUNDS (ks);
ASSERT (n_ops >= 1);
decrypt:
-#ifdef __VAES__
- vaes_cbc_dec (kd->decrypt_key, op->src, op->dst, op->iv, op->len, rounds);
+#if defined(__VAES__) && defined(__AVX512F__)
+ aes4_cbc_dec (kd->decrypt_key, (u8x64u *) op->src, (u8x64u *) op->dst,
+ (u8x16u *) op->iv, op->len, rounds);
+#elif defined(__VAES__)
+ aes2_cbc_dec (kd->decrypt_key, (u8x32u *) op->src, (u8x32u *) op->dst,
+ (u8x16u *) op->iv, op->len, rounds);
#else
- aes_cbc_dec (kd->decrypt_key, op->src, op->dst, op->iv, op->len, rounds);
+ aes_cbc_dec (kd->decrypt_key, (u8x16u *) op->src, (u8x16u *) op->dst,
+ (u8x16u *) op->iv, op->len, rounds);
#endif
op->status = VNET_CRYPTO_OP_STATUS_COMPLETED;
return n_ops;
}
-static_always_inline void *
-aesni_cbc_key_exp (vnet_crypto_key_t * key, aes_key_size_t ks)
+#define foreach_aes_cbc_handler_type _(128) _(192) _(256)
+
+#define _(x) \
+static u32 aes_ops_dec_aes_cbc_##x \
+(vlib_main_t * vm, vnet_crypto_op_t * ops[], u32 n_ops) \
+{ return aes_ops_dec_aes_cbc (vm, ops, n_ops, AES_KEY_##x); } \
+static u32 aes_ops_enc_aes_cbc_##x \
+(vlib_main_t * vm, vnet_crypto_op_t * ops[], u32 n_ops) \
+{ return aes_ops_enc_aes_cbc (vm, ops, n_ops, AES_KEY_##x); } \
+
+foreach_aes_cbc_handler_type;
+#undef _
+
+static void *
+aes_cbc_key_exp_128 (vnet_crypto_key_t *key)
{
- u8x16 e[15], d[15];
aes_cbc_key_data_t *kd;
kd = clib_mem_alloc_aligned (sizeof (*kd), CLIB_CACHE_LINE_BYTES);
- aes_key_expand (e, key->data, ks);
- aes_key_enc_to_dec (e, d, ks);
- for (int i = 0; i < AES_KEY_ROUNDS (ks) + 1; i++)
- {
-#if __VAES__
- kd->decrypt_key[i] = _mm512_broadcast_i64x2 ((__m128i) d[i]);
-#else
- kd->decrypt_key[i] = d[i];
-#endif
- kd->encrypt_key[i] = e[i];
- }
+ clib_aes128_cbc_key_expand (kd, key->data);
return kd;
}
-#define foreach_aesni_cbc_handler_type _(128) _(192) _(256)
-
-#define _(x) \
-static u32 aesni_ops_dec_aes_cbc_##x \
-(vlib_main_t * vm, vnet_crypto_op_t * ops[], u32 n_ops) \
-{ return aesni_ops_dec_aes_cbc (vm, ops, n_ops, AES_KEY_##x); } \
-static u32 aesni_ops_enc_aes_cbc_##x \
-(vlib_main_t * vm, vnet_crypto_op_t * ops[], u32 n_ops) \
-{ return aesni_ops_enc_aes_cbc (vm, ops, n_ops, AES_KEY_##x); } \
-static void * aesni_cbc_key_exp_##x (vnet_crypto_key_t *key) \
-{ return aesni_cbc_key_exp (key, AES_KEY_##x); }
+static void *
+aes_cbc_key_exp_192 (vnet_crypto_key_t *key)
+{
+ aes_cbc_key_data_t *kd;
+ kd = clib_mem_alloc_aligned (sizeof (*kd), CLIB_CACHE_LINE_BYTES);
+ clib_aes192_cbc_key_expand (kd, key->data);
+ return kd;
+}
-foreach_aesni_cbc_handler_type;
-#undef _
+static void *
+aes_cbc_key_exp_256 (vnet_crypto_key_t *key)
+{
+ aes_cbc_key_data_t *kd;
+ kd = clib_mem_alloc_aligned (sizeof (*kd), CLIB_CACHE_LINE_BYTES);
+ clib_aes256_cbc_key_expand (kd, key->data);
+ return kd;
+}
#include <fcntl.h>
clib_error_t *
-#ifdef __VAES__
-crypto_native_aes_cbc_init_vaes (vlib_main_t * vm)
+#if defined(__VAES__) && defined(__AVX512F__)
+crypto_native_aes_cbc_init_icl (vlib_main_t *vm)
+#elif defined(__VAES__)
+crypto_native_aes_cbc_init_adl (vlib_main_t *vm)
#elif __AVX512F__
-crypto_native_aes_cbc_init_avx512 (vlib_main_t * vm)
+crypto_native_aes_cbc_init_skx (vlib_main_t * vm)
+#elif __aarch64__
+crypto_native_aes_cbc_init_neon (vlib_main_t * vm)
#elif __AVX2__
-crypto_native_aes_cbc_init_avx2 (vlib_main_t * vm)
+crypto_native_aes_cbc_init_hsw (vlib_main_t * vm)
#else
-crypto_native_aes_cbc_init_sse42 (vlib_main_t * vm)
+crypto_native_aes_cbc_init_slm (vlib_main_t * vm)
#endif
{
crypto_native_main_t *cm = &crypto_native_main;
- crypto_native_per_thread_data_t *ptd;
- clib_error_t *err = 0;
- int fd;
-
- if ((fd = open ("/dev/urandom", O_RDONLY)) < 0)
- return clib_error_return_unix (0, "failed to open '/dev/urandom'");
-
- /* *INDENT-OFF* */
- vec_foreach (ptd, cm->per_thread_data)
- {
- for (int i = 0; i < 4; i++)
- {
- if (read(fd, ptd->cbc_iv, sizeof (ptd->cbc_iv)) !=
- sizeof (ptd->cbc_iv))
- {
- err = clib_error_return_unix (0, "'/dev/urandom' read failure");
- goto error;
- }
- }
- }
- /* *INDENT-ON* */
#define _(x) \
vnet_crypto_register_ops_handler (vm, cm->crypto_engine_index, \
VNET_CRYPTO_OP_AES_##x##_CBC_ENC, \
- aesni_ops_enc_aes_cbc_##x); \
+ aes_ops_enc_aes_cbc_##x); \
vnet_crypto_register_ops_handler (vm, cm->crypto_engine_index, \
VNET_CRYPTO_OP_AES_##x##_CBC_DEC, \
- aesni_ops_dec_aes_cbc_##x); \
- cm->key_fn[VNET_CRYPTO_ALG_AES_##x##_CBC] = aesni_cbc_key_exp_##x;
- foreach_aesni_cbc_handler_type;
+ aes_ops_dec_aes_cbc_##x); \
+ cm->key_fn[VNET_CRYPTO_ALG_AES_##x##_CBC] = aes_cbc_key_exp_##x;
+ foreach_aes_cbc_handler_type;
#undef _
-error:
- close (fd);
- return err;
+ return 0;
}
/*
Code Review / vpp.git / blobdiff