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authorDamjan Marion <damarion@cisco.com>2019-04-25 18:15:52 +0200
committerDamjan Marion <dmarion@me.com>2019-04-25 18:04:02 +0000
commitb5c305495257f5861241dc7f99357f9c1d51ae4b (patch)
treedb14a9f84529a8840d28d1340c57088824c90796 /src/plugins/crypto_ipsecmb/ipsecmb.c
parent4cb83811e3aa10ae780294a0e40ff901714baff9 (diff)
crypto_ipsecmb: CBC IV size is always equal to block size
Change-Id: If8b2c8942db17a853883360885def47ce50e7ddd Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/plugins/crypto_ipsecmb/ipsecmb.c')
-rw-r--r--src/plugins/crypto_ipsecmb/ipsecmb.c40
1 files changed, 13 insertions, 27 deletions
diff --git a/src/plugins/crypto_ipsecmb/ipsecmb.c b/src/plugins/crypto_ipsecmb/ipsecmb.c
index 17cc90b544b..60b5bb96704 100644
--- a/src/plugins/crypto_ipsecmb/ipsecmb.c
+++ b/src/plugins/crypto_ipsecmb/ipsecmb.c
@@ -70,12 +70,12 @@ static ipsecmb_main_t ipsecmb_main = { };
_(SHA512, SHA_512, sha512, 128, 64, 64)
/*
- * (Alg, key-len-bits, iv-len-bytes)
+ * (Alg, key-len-bits)
*/
#define foreach_ipsecmb_cbc_cipher_op \
- _(AES_128_CBC, 128, 16) \
- _(AES_192_CBC, 192, 16) \
- _(AES_256_CBC, 256, 16)
+ _(AES_128_CBC, 128) \
+ _(AES_192_CBC, 192) \
+ _(AES_256_CBC, 256)
/*
* (Alg, key-len-bytes, iv-len-bytes)
@@ -189,9 +189,8 @@ ipsecmb_retire_cipher_job (JOB_AES_HMAC * job, u32 * n_fail)
}
static_always_inline u32
-ipsecmb_ops_cbc_cipher_inline (vlib_main_t * vm,
- vnet_crypto_op_t * ops[],
- u32 n_ops, u32 key_len, u32 iv_len,
+ipsecmb_ops_cbc_cipher_inline (vlib_main_t * vm, vnet_crypto_op_t * ops[],
+ u32 n_ops, u32 key_len,
JOB_CIPHER_DIRECTION direction)
{
ipsecmb_main_t *imbm = &ipsecmb_main;
@@ -200,9 +199,6 @@ ipsecmb_ops_cbc_cipher_inline (vlib_main_t * vm,
JOB_AES_HMAC *job;
u32 i, n_fail = 0;
- /*
- * queue all the jobs first ...
- */
for (i = 0; i < n_ops; i++)
{
ipsecmb_aes_cbc_key_data_t *kd;
@@ -233,7 +229,7 @@ ipsecmb_ops_cbc_cipher_inline (vlib_main_t * vm,
job->aes_enc_key_expanded = kd->enc_key_exp;
job->aes_dec_key_expanded = kd->dec_key_exp;
job->iv = op->iv;
- job->iv_len_in_bytes = iv_len;
+ job->iv_len_in_bytes = AES_BLOCK_SIZE;
job->user_data = op;
@@ -243,34 +239,24 @@ ipsecmb_ops_cbc_cipher_inline (vlib_main_t * vm,
ipsecmb_retire_cipher_job (job, &n_fail);
}
- /*
- * .. then flush (i.e. complete) them
- * We will have queued enough to satisfy the 'multi' buffer
- */
while ((job = IMB_FLUSH_JOB (ptd->mgr)))
- {
- ipsecmb_retire_cipher_job (job, &n_fail);
- }
+ ipsecmb_retire_cipher_job (job, &n_fail);
return n_ops - n_fail;
}
-#define _(a, b, c) \
+#define _(a, b) \
static_always_inline u32 \
ipsecmb_ops_cbc_cipher_enc_##a (vlib_main_t * vm, \
vnet_crypto_op_t * ops[], \
u32 n_ops) \
-{ return ipsecmb_ops_cbc_cipher_inline (vm, ops, n_ops, b, c, ENCRYPT); } \
-
-foreach_ipsecmb_cbc_cipher_op;
-#undef _
-
-#define _(a, b, c) \
+{ return ipsecmb_ops_cbc_cipher_inline (vm, ops, n_ops, b, ENCRYPT); } \
+ \
static_always_inline u32 \
ipsecmb_ops_cbc_cipher_dec_##a (vlib_main_t * vm, \
vnet_crypto_op_t * ops[], \
u32 n_ops) \
-{ return ipsecmb_ops_cbc_cipher_inline (vm, ops, n_ops, b, c, DECRYPT); } \
+{ return ipsecmb_ops_cbc_cipher_inline (vm, ops, n_ops, b, DECRYPT); } \
foreach_ipsecmb_cbc_cipher_op;
#undef _
@@ -564,7 +550,7 @@ crypto_ipsecmb_init (vlib_main_t * vm)
foreach_ipsecmb_hmac_op;
#undef _
-#define _(a, b, c) \
+#define _(a, b) \
vnet_crypto_register_ops_handler (vm, eidx, VNET_CRYPTO_OP_##a##_ENC, \
ipsecmb_ops_cbc_cipher_enc_##a); \
vnet_crypto_register_ops_handler (vm, eidx, VNET_CRYPTO_OP_##a##_DEC, \