}) ip4_and_esp_header_t;
/* *INDENT-ON* */
+/* *INDENT-OFF* */
+typedef CLIB_PACKED (struct {
+ ip4_header_t ip4;
+ udp_header_t udp;
+ esp_header_t esp;
+}) ip4_and_udp_and_esp_header_t;
+/* *INDENT-ON* */
+
/* *INDENT-OFF* */
typedef CLIB_PACKED (struct {
ip6_header_t ip6;
typedef struct
{
const EVP_CIPHER *type;
-} esp_crypto_alg_t;
+ u8 iv_size;
+ u8 block_size;
+} 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
{
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)
}
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->esp_integ_algs, IPSEC_INTEG_N_ALG - 1);
- esp_integ_alg_t *i;
-
- i = &em->esp_integ_algs[IPSEC_INTEG_ALG_SHA1_96];
+ 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 ();
+ em->ipsec_proto_main_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_128].iv_size = 16;
+ em->ipsec_proto_main_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_192].iv_size = 16;
+ em->ipsec_proto_main_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_256].iv_size = 16;
+ em->ipsec_proto_main_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_128].block_size =
+ 16;
+ em->ipsec_proto_main_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_192].block_size =
+ 16;
+ em->ipsec_proto_main_crypto_algs[IPSEC_CRYPTO_ALG_AES_CBC_256].block_size =
+ 16;
+ em->ipsec_proto_main_crypto_algs[IPSEC_CRYPTO_ALG_DES_CBC].type =
+ EVP_des_cbc ();
+ em->ipsec_proto_main_crypto_algs[IPSEC_CRYPTO_ALG_3DES_CBC].type =
+ EVP_des_ede3_cbc ();
+ em->ipsec_proto_main_crypto_algs[IPSEC_CRYPTO_ALG_DES_CBC].block_size = 8;
+ em->ipsec_proto_main_crypto_algs[IPSEC_CRYPTO_ALG_3DES_CBC].block_size = 8;
+ em->ipsec_proto_main_crypto_algs[IPSEC_CRYPTO_ALG_DES_CBC].iv_size = 8;
+ em->ipsec_proto_main_crypto_algs[IPSEC_CRYPTO_ALG_3DES_CBC].iv_size = 8;
+
+ vec_validate (em->ipsec_proto_main_integ_algs, IPSEC_INTEG_N_ALG - 1);
+ ipsec_proto_main_integ_alg_t *i;
+
+ 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;
CLIB_CACHE_LINE_BYTES);
int thread_id;
- for (thread_id = 0; thread_id < tm->n_vlib_mains - 1; thread_id++)
+ for (thread_id = 0; thread_id < tm->n_vlib_mains; thread_id++)
{
#if OPENSSL_VERSION_NUMBER >= 0x10100000L
em->per_thread_data[thread_id].encrypt_ctx = EVP_CIPHER_CTX_new ();
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;
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;
}
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__ */