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-rw-r--r--src/plugins/crypto_ipsecmb/CMakeLists.txt6
-rw-r--r--src/plugins/crypto_ipsecmb/ipsecmb.c65
-rw-r--r--src/vnet/crypto/crypto.c7
-rw-r--r--src/vnet/ipsec/esp_decrypt.c4
-rw-r--r--src/vnet/ipsec/esp_encrypt.c2
-rw-r--r--test/test_ipsec_ah.py2
-rw-r--r--test/test_ipsec_esp.py2
7 files changed, 65 insertions, 23 deletions
diff --git a/src/plugins/crypto_ipsecmb/CMakeLists.txt b/src/plugins/crypto_ipsecmb/CMakeLists.txt
index a6bb8dc7dcd..0d08032c07e 100644
--- a/src/plugins/crypto_ipsecmb/CMakeLists.txt
+++ b/src/plugins/crypto_ipsecmb/CMakeLists.txt
@@ -12,6 +12,10 @@
# See the License for the specific language governing permissions and
# limitations under the License.
+if(NOT CMAKE_SYSTEM_PROCESSOR MATCHES "amd64.*|x86_64.*|AMD64.*")
+ return()
+endif()
+
find_path(IPSECMB_INCLUDE_DIR NAMES intel-ipsec-mb.h HINTS ${IPSECMB_INCLUDE_DIR_HINT})
find_library(IPSECMB_LIB NAMES libIPSec_MB.a HINTS ${IPSECMB_LIB_DIR_HINT})
@@ -33,3 +37,5 @@ if(IPSECMB_INCLUDE_DIR AND IPSECMB_LIB)
else()
message(STATUS "Intel IPSecMB not found")
endif()
+
+target_compile_options(crypto_ipsecmb_plugin PRIVATE "-march=silvermont")
diff --git a/src/plugins/crypto_ipsecmb/ipsecmb.c b/src/plugins/crypto_ipsecmb/ipsecmb.c
index 309623ec5e4..8e40e3ec2e9 100644
--- a/src/plugins/crypto_ipsecmb/ipsecmb.c
+++ b/src/plugins/crypto_ipsecmb/ipsecmb.c
@@ -15,6 +15,8 @@
* limitations under the License.
*/
+#include <fcntl.h>
+
#include <intel-ipsec-mb.h>
#include <vnet/vnet.h>
@@ -26,6 +28,7 @@
typedef struct
{
MB_MGR *mgr;
+ __m128i cbc_iv;
} ipsecmb_per_thread_data_t;
typedef struct ipsecmb_main_t_
@@ -42,9 +45,9 @@ static ipsecmb_main_t ipsecmb_main;
_(SHA512, SHA_512, sha512)
#define foreach_ipsecmb_cipher_op \
- _(AES_128_CBC, 128) \
- _(AES_192_CBC, 192) \
- _(AES_256_CBC, 256)
+ _(AES_128_CBC, 128, 16, 16) \
+ _(AES_192_CBC, 192, 24, 16) \
+ _(AES_256_CBC, 256, 32, 16)
always_inline void
hash_expand_keys (const MB_MGR * mgr,
@@ -200,9 +203,9 @@ ipsecmb_retire_cipher_job (JOB_AES_HMAC * job, u32 * n_fail)
static_always_inline u32
ipsecmb_ops_cipher_inline (vlib_main_t * vm,
- const ipsecmb_per_thread_data_t * ptd,
+ ipsecmb_per_thread_data_t * ptd,
vnet_crypto_op_t * ops[],
- u32 n_ops,
+ u32 n_ops, u32 key_len, u32 iv_len,
keyexp_t fn, JOB_CIPHER_DIRECTION direction)
{
JOB_AES_HMAC *job;
@@ -216,6 +219,7 @@ ipsecmb_ops_cipher_inline (vlib_main_t * vm,
u8 aes_enc_key_expanded[EXPANDED_KEY_N_BYTES];
u8 aes_dec_key_expanded[EXPANDED_KEY_N_BYTES];
vnet_crypto_op_t *op = ops[i];
+ __m128i iv;
fn (op->key, aes_enc_key_expanded, aes_dec_key_expanded);
@@ -231,11 +235,18 @@ ipsecmb_ops_cipher_inline (vlib_main_t * vm,
job->cipher_direction = direction;
job->chain_order = (direction == ENCRYPT ? CIPHER_HASH : HASH_CIPHER);
- job->aes_key_len_in_bytes = op->key_len;
+ if ((direction == ENCRYPT) && (op->flags & VNET_CRYPTO_OP_FLAG_INIT_IV))
+ {
+ iv = ptd->cbc_iv;
+ _mm_storeu_si128 ((__m128i *) op->iv, iv);
+ ptd->cbc_iv = _mm_aesenc_si128 (iv, iv);
+ }
+
+ job->aes_key_len_in_bytes = key_len;
job->aes_enc_key_expanded = aes_enc_key_expanded;
job->aes_dec_key_expanded = aes_dec_key_expanded;
job->iv = op->iv;
- job->iv_len_in_bytes = op->iv_len;
+ job->iv_len_in_bytes = iv_len;
job->user_data = op;
@@ -257,7 +268,7 @@ ipsecmb_ops_cipher_inline (vlib_main_t * vm,
return n_ops - n_fail;
}
-#define _(a, b) \
+#define _(a, b, c, d) \
static_always_inline u32 \
ipsecmb_ops_cipher_enc_##a (vlib_main_t * vm, \
vnet_crypto_op_t * ops[], \
@@ -269,14 +280,14 @@ ipsecmb_ops_cipher_enc_##a (vlib_main_t * vm, \
imbm = &ipsecmb_main; \
ptd = vec_elt_at_index (imbm->per_thread_data, vm->thread_index); \
\
- return ipsecmb_ops_cipher_inline (vm, ptd, ops, n_ops, \
+ return ipsecmb_ops_cipher_inline (vm, ptd, ops, n_ops, c, d, \
ptd->mgr->keyexp_##b, \
ENCRYPT); \
}
foreach_ipsecmb_cipher_op;
#undef _
-#define _(a, b) \
+#define _(a, b, c, d) \
static_always_inline u32 \
ipsecmb_ops_cipher_dec_##a (vlib_main_t * vm, \
vnet_crypto_op_t * ops[], \
@@ -288,13 +299,35 @@ ipsecmb_ops_cipher_dec_##a (vlib_main_t * vm, \
imbm = &ipsecmb_main; \
ptd = vec_elt_at_index (imbm->per_thread_data, vm->thread_index); \
\
- return ipsecmb_ops_cipher_inline (vm, ptd, ops, n_ops, \
+ return ipsecmb_ops_cipher_inline (vm, ptd, ops, n_ops, c, d, \
ptd->mgr->keyexp_##b, \
DECRYPT); \
}
foreach_ipsecmb_cipher_op;
#undef _
+clib_error_t *
+crypto_ipsecmb_iv_init (ipsecmb_main_t * imbm)
+{
+ ipsecmb_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'");
+
+ vec_foreach (ptd, imbm->per_thread_data)
+ {
+ if (read (fd, &ptd->cbc_iv, sizeof (ptd->cbc_iv)) != sizeof (ptd->cbc_iv))
+ {
+ err = clib_error_return_unix (0, "'/dev/urandom' read failure");
+ return (err);
+ }
+ }
+
+ return (NULL);
+}
+
static clib_error_t *
crypto_ipsecmb_init (vlib_main_t * vm)
{
@@ -340,26 +373,30 @@ crypto_ipsecmb_init (vlib_main_t * vm)
}
}
+ if (clib_cpu_supports_x86_aes () && (error = crypto_ipsecmb_iv_init (imbm)))
+ return (error);
+
+
#define _(a, b, c) \
vnet_crypto_register_ops_handler (vm, eidx, VNET_CRYPTO_OP_##a##_HMAC, \
ipsecmb_ops_hmac_##a); \
foreach_ipsecmb_hmac_op;
#undef _
-#define _(a, b) \
+#define _(a, b, c, d) \
vnet_crypto_register_ops_handler (vm, eidx, VNET_CRYPTO_OP_##a##_ENC, \
ipsecmb_ops_cipher_enc_##a); \
foreach_ipsecmb_cipher_op;
#undef _
-#define _(a, b) \
+#define _(a, b, c, d) \
vnet_crypto_register_ops_handler (vm, eidx, VNET_CRYPTO_OP_##a##_DEC, \
ipsecmb_ops_cipher_dec_##a); \
foreach_ipsecmb_cipher_op;
#undef _
- return 0;
+ return (NULL);
}
VLIB_INIT_FUNCTION (crypto_ipsecmb_init);
diff --git a/src/vnet/crypto/crypto.c b/src/vnet/crypto/crypto.c
index 58b13638924..dbdb58b16f6 100644
--- a/src/vnet/crypto/crypto.c
+++ b/src/vnet/crypto/crypto.c
@@ -119,8 +119,11 @@ vnet_crypto_set_handler (char *alg_name, char *engine)
if (id == 0)
continue;
od = vec_elt_at_index (cm->opt_data, id);
- od->active_engine_index = p[0];
- cm->ops_handlers[id] = ce->ops_handlers[id];
+ if (ce->ops_handlers[id])
+ {
+ od->active_engine_index = p[0];
+ cm->ops_handlers[id] = ce->ops_handlers[id];
+ }
}
return 0;
diff --git a/src/vnet/ipsec/esp_decrypt.c b/src/vnet/ipsec/esp_decrypt.c
index de951d1dc85..fc4a99a873d 100644
--- a/src/vnet/ipsec/esp_decrypt.c
+++ b/src/vnet/ipsec/esp_decrypt.c
@@ -232,9 +232,7 @@ esp_decrypt_inline (vlib_main_t * vm,
vec_add2_aligned (ptd->crypto_ops, op, 1, CLIB_CACHE_LINE_BYTES);
vnet_crypto_op_init (op, sa0->crypto_dec_op_id);
op->key = sa0->crypto_key.data;
- op->key_len = sa0->crypto_key.len;
op->iv = payload;
- op->iv_len = cpd.iv_sz;
op->src = op->dst = payload += cpd.iv_sz;
op->len = len;
op->user_data = b - bufs;
@@ -287,7 +285,7 @@ esp_decrypt_inline (vlib_main_t * vm,
bi = op->user_data;
if (op->status == VNET_CRYPTO_OP_STATUS_FAIL_BAD_HMAC)
- err = ESP_DECRYPT_ERROR_INTEG_ERROR;
+ err = ESP_DECRYPT_ERROR_DECRYPTION_FAILED;
else
err = ESP_DECRYPT_ERROR_CRYPTO_ENGINE_ERROR;
diff --git a/src/vnet/ipsec/esp_encrypt.c b/src/vnet/ipsec/esp_encrypt.c
index c8018594bd1..bb1effda68b 100644
--- a/src/vnet/ipsec/esp_encrypt.c
+++ b/src/vnet/ipsec/esp_encrypt.c
@@ -431,10 +431,8 @@ esp_encrypt_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
vec_add2_aligned (ptd->crypto_ops, op, 1, CLIB_CACHE_LINE_BYTES);
vnet_crypto_op_init (op, sa0->crypto_enc_op_id);
op->iv = payload - iv_sz;
- op->iv_len = iv_sz;
op->src = op->dst = payload;
op->key = sa0->crypto_key.data;
- op->key_len = sa0->crypto_key.len;
op->len = payload_len - icv_sz;
op->flags = VNET_CRYPTO_OP_FLAG_INIT_IV;
op->user_data = b - bufs;
diff --git a/test/test_ipsec_ah.py b/test/test_ipsec_ah.py
index 38d97d584c5..65df8766aeb 100644
--- a/test/test_ipsec_ah.py
+++ b/test/test_ipsec_ah.py
@@ -337,7 +337,7 @@ class TestIpsecAhAll(ConfigIpsecAH,
# loop through the VPP engines
#
for engine in engines:
- self.vapi.cli("set crypto engine all %s" % engine)
+ self.vapi.cli("set crypto handler all %s" % engine)
#
# loop through each of the algorithms
#
diff --git a/test/test_ipsec_esp.py b/test/test_ipsec_esp.py
index e5db0a627a5..15803744167 100644
--- a/test/test_ipsec_esp.py
+++ b/test/test_ipsec_esp.py
@@ -381,7 +381,7 @@ class TestIpsecEspAll(ConfigIpsecESP,
# loop through the VPP engines
#
for engine in engines:
- self.vapi.cli("set crypto engine all %s" % engine)
+ self.vapi.cli("set crypto handler all %s" % engine)
#
# loop through each of the algorithms