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authorDamjan Marion <damarion@cisco.com>2024-01-08 19:05:40 +0000
committerMohammed HAWARI <momohawari@gmail.com>2024-01-12 17:37:28 +0000
commit9caef2a3518ee9a453adbb748a9f4799a5fbb56b (patch)
tree30bf322c274da88611071ccabdd4cf8cf36aad31 /src/plugins/crypto_native
parentbf40da413f8dc1d2d3a2ca355541d6b3648ba532 (diff)
vppinfra: native AES-CTR implementation
Type: feature Change-Id: I7ef3277edaeb266fbd3c8c9355d4443002ed2311 Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/plugins/crypto_native')
-rw-r--r--src/plugins/crypto_native/aes_cbc.c31
1 files changed, 14 insertions, 17 deletions
diff --git a/src/plugins/crypto_native/aes_cbc.c b/src/plugins/crypto_native/aes_cbc.c
index 1f21dc149fa..f2d700a0796 100644
--- a/src/plugins/crypto_native/aes_cbc.c
+++ b/src/plugins/crypto_native/aes_cbc.c
@@ -26,21 +26,18 @@
#endif
#if defined(__VAES__) && defined(__AVX512F__)
-#define N 16
#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 N 8
#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 u8xN u8x16
#define u32xN u32x4
#define u32xN_min_scalar u32x4_min_scalar
@@ -58,17 +55,17 @@ aes_ops_enc_aes_cbc (vlib_main_t * vm, vnet_crypto_op_t * ops[],
u32 i, j, count, n_left = n_ops;
u32xN placeholder_mask = { };
u32xN len = { };
- vnet_crypto_key_index_t key_index[N];
- u8 *src[N] = { };
- u8 *dst[N] = { };
+ 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; i++)
+ 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)
@@ -160,16 +157,16 @@ more:
for (j = 1; j < rounds; j++)
{
- r[0] = aes_enc_round (r[0], k[j][0]);
- r[1] = aes_enc_round (r[1], k[j][1]);
- r[2] = aes_enc_round (r[2], k[j][2]);
- r[3] = aes_enc_round (r[3], k[j][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[0] = aes_enc_last_round (r[0], k[j][0]);
- r[1] = aes_enc_last_round (r[1], k[j][1]);
- r[2] = aes_enc_last_round (r[2], k[j][2]);
- r[3] = aes_enc_last_round (r[3], k[j][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[0]);
aes_block_store (dst[1] + i, r[1]);
@@ -201,7 +198,7 @@ more:
len -= u32xN_splat (count);
- for (i = 0; i < N; i++)
+ for (i = 0; i < N_AES_BYTES; i++)
{
src[i] += count;
dst[i] += count;