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author“mukeshyadav1984” <mukyadav@cisco.com>2017-11-23 02:39:33 -0800
committerDamjan Marion <dmarion.lists@gmail.com>2017-11-28 12:26:30 +0000
commit430ac939d115b59e3f7f704645c6f88878223e1b (patch)
treeca5bbc6e7ab3c60316ed602f9a637ff423203f96 /src/vnet/ipsec/esp.h
parentb3eeb6a5dd17627f56f5a9f299950c96f952e7a1 (diff)
IPSec AH protocol enhancement in VPP native core
Change-Id: Iec5804d768485f4015bbf732d8d19ef2f24e6939 Signed-off-by: “mukeshyadav1984” <mukyadav@cisco.com>
Diffstat (limited to 'src/vnet/ipsec/esp.h')
-rw-r--r--src/vnet/ipsec/esp.h53
1 files changed, 28 insertions, 25 deletions
diff --git a/src/vnet/ipsec/esp.h b/src/vnet/ipsec/esp.h
index d9ab1d855a8..82e3c961e1a 100644
--- a/src/vnet/ipsec/esp.h
+++ b/src/vnet/ipsec/esp.h
@@ -52,13 +52,13 @@ typedef CLIB_PACKED (struct {
typedef struct
{
const EVP_CIPHER *type;
-} esp_crypto_alg_t;
+} ipsec_proto_main_crypto_alg_t;
typedef struct
{
const EVP_MD *md;
u8 trunc_size;
-} esp_integ_alg_t;
+} ipsec_proto_main_integ_alg_t;
typedef struct
{
@@ -83,16 +83,16 @@ typedef struct
ipsec_crypto_alg_t last_encrypt_alg;
ipsec_crypto_alg_t last_decrypt_alg;
ipsec_integ_alg_t last_integ_alg;
-} esp_main_per_thread_data_t;
+} ipsec_proto_main_per_thread_data_t;
typedef struct
{
- esp_crypto_alg_t *esp_crypto_algs;
- esp_integ_alg_t *esp_integ_algs;
- esp_main_per_thread_data_t *per_thread_data;
-} esp_main_t;
+ ipsec_proto_main_crypto_alg_t *ipsec_proto_main_crypto_algs;
+ ipsec_proto_main_integ_alg_t *ipsec_proto_main_integ_algs;
+ ipsec_proto_main_per_thread_data_t *per_thread_data;
+} ipsec_proto_main_t;
-extern esp_main_t esp_main;
+extern ipsec_proto_main_t ipsec_proto_main;
#define ESP_WINDOW_SIZE (64)
#define ESP_SEQ_MAX (4294967295UL)
@@ -244,38 +244,41 @@ esp_seq_advance (ipsec_sa_t * sa)
}
always_inline void
-esp_init ()
+ipsec_proto_init ()
{
- esp_main_t *em = &esp_main;
+ ipsec_proto_main_t *em = &ipsec_proto_main;
vlib_thread_main_t *tm = vlib_get_thread_main ();
memset (em, 0, sizeof (em[0]));
- vec_validate (em->esp_crypto_algs, IPSEC_CRYPTO_N_ALG - 1);
- em->esp_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_128].type = EVP_aes_128_cbc ();
- em->esp_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_192].type = EVP_aes_192_cbc ();
- em->esp_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_256].type = EVP_aes_256_cbc ();
+ vec_validate (em->ipsec_proto_main_crypto_algs, IPSEC_CRYPTO_N_ALG - 1);
+ em->ipsec_proto_main_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_128].type =
+ EVP_aes_128_cbc ();
+ em->ipsec_proto_main_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_192].type =
+ EVP_aes_192_cbc ();
+ em->ipsec_proto_main_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_256].type =
+ EVP_aes_256_cbc ();
- vec_validate (em->esp_integ_algs, IPSEC_INTEG_N_ALG - 1);
- esp_integ_alg_t *i;
+ vec_validate (em->ipsec_proto_main_integ_algs, IPSEC_INTEG_N_ALG - 1);
+ ipsec_proto_main_integ_alg_t *i;
- i = &em->esp_integ_algs[IPSEC_INTEG_ALG_SHA1_96];
+ i = &em->ipsec_proto_main_integ_algs[IPSEC_INTEG_ALG_SHA1_96];
i->md = EVP_sha1 ();
i->trunc_size = 12;
- i = &em->esp_integ_algs[IPSEC_INTEG_ALG_SHA_256_96];
+ i = &em->ipsec_proto_main_integ_algs[IPSEC_INTEG_ALG_SHA_256_96];
i->md = EVP_sha256 ();
i->trunc_size = 12;
- i = &em->esp_integ_algs[IPSEC_INTEG_ALG_SHA_256_128];
+ i = &em->ipsec_proto_main_integ_algs[IPSEC_INTEG_ALG_SHA_256_128];
i->md = EVP_sha256 ();
i->trunc_size = 16;
- i = &em->esp_integ_algs[IPSEC_INTEG_ALG_SHA_384_192];
+ i = &em->ipsec_proto_main_integ_algs[IPSEC_INTEG_ALG_SHA_384_192];
i->md = EVP_sha384 ();
i->trunc_size = 24;
- i = &em->esp_integ_algs[IPSEC_INTEG_ALG_SHA_512_256];
+ i = &em->ipsec_proto_main_integ_algs[IPSEC_INTEG_ALG_SHA_512_256];
i->md = EVP_sha512 ();
i->trunc_size = 32;
@@ -303,7 +306,7 @@ hmac_calc (ipsec_integ_alg_t alg,
int key_len,
u8 * data, int data_len, u8 * signature, u8 use_esn, u32 seq_hi)
{
- esp_main_t *em = &esp_main;
+ ipsec_proto_main_t *em = &ipsec_proto_main;
u32 thread_index = vlib_get_thread_index ();
#if OPENSSL_VERSION_NUMBER >= 0x10100000L
HMAC_CTX *ctx = em->per_thread_data[thread_index].hmac_ctx;
@@ -315,12 +318,12 @@ hmac_calc (ipsec_integ_alg_t alg,
ASSERT (alg < IPSEC_INTEG_N_ALG);
- if (PREDICT_FALSE (em->esp_integ_algs[alg].md == 0))
+ if (PREDICT_FALSE (em->ipsec_proto_main_integ_algs[alg].md == 0))
return 0;
if (PREDICT_FALSE (alg != em->per_thread_data[thread_index].last_integ_alg))
{
- md = em->esp_integ_algs[alg].md;
+ md = em->ipsec_proto_main_integ_algs[alg].md;
em->per_thread_data[thread_index].last_integ_alg = alg;
}
@@ -332,7 +335,7 @@ hmac_calc (ipsec_integ_alg_t alg,
HMAC_Update (ctx, (u8 *) & seq_hi, sizeof (seq_hi));
HMAC_Final (ctx, signature, &len);
- return em->esp_integ_algs[alg].trunc_size;
+ return em->ipsec_proto_main_integ_algs[alg].trunc_size;
}
#endif /* __ESP_H__ */