#ifndef __IPSEC_H__
#define __IPSEC_H__
+#include <vnet/ip/ip.h>
+#include <vnet/feature/feature.h>
+
#define IPSEC_FLAG_IPSEC_GRE_TUNNEL (1 << 0)
+
+#define foreach_ipsec_output_next \
+_(DROP, "error-drop") \
+_(ESP_ENCRYPT, "esp-encrypt") \
+_(AH_ENCRYPT, "ah-encrypt")
+
+#define _(v, s) IPSEC_OUTPUT_NEXT_##v,
+typedef enum
+{
+ foreach_ipsec_output_next
+#undef _
+ IPSEC_OUTPUT_N_NEXT,
+} ipsec_output_next_t;
+
+
+#define foreach_ipsec_input_next \
+_(DROP, "error-drop") \
+_(ESP_DECRYPT, "esp-decrypt") \
+_(AH_DECRYPT, "ah-decrypt")
+
+#define _(v, s) IPSEC_INPUT_NEXT_##v,
+typedef enum
+{
+ foreach_ipsec_input_next
+#undef _
+ IPSEC_INPUT_N_NEXT,
+} ipsec_input_next_t;
+
+
#define foreach_ipsec_policy_action \
_(0, BYPASS, "bypass") \
_(1, DISCARD, "discard") \
IPSEC_POLICY_N_ACTION,
} ipsec_policy_action_t;
-#if DPDK_CRYPTO==1
#define foreach_ipsec_crypto_alg \
_(0, NONE, "none") \
_(1, AES_CBC_128, "aes-cbc-128") \
_(2, AES_CBC_192, "aes-cbc-192") \
_(3, AES_CBC_256, "aes-cbc-256") \
- _(4, AES_GCM_128, "aes-gcm-128")
-#else
-#define foreach_ipsec_crypto_alg \
- _(0, NONE, "none") \
- _(1, AES_CBC_128, "aes-cbc-128") \
- _(2, AES_CBC_192, "aes-cbc-192") \
- _(3, AES_CBC_256, "aes-cbc-256")
-#endif
+ _(4, AES_CTR_128, "aes-ctr-128") \
+ _(5, AES_CTR_192, "aes-ctr-192") \
+ _(6, AES_CTR_256, "aes-ctr-256") \
+ _(7, AES_GCM_128, "aes-gcm-128") \
+ _(8, AES_GCM_192, "aes-gcm-192") \
+ _(9, AES_GCM_256, "aes-gcm-256") \
+ _(10, DES_CBC, "des-cbc") \
+ _(11, 3DES_CBC, "3des-cbc")
typedef enum
{
IPSEC_CRYPTO_N_ALG,
} ipsec_crypto_alg_t;
-#if DPDK_CRYPTO==1
-#define foreach_ipsec_integ_alg \
- _(0, NONE, "none") \
- _(1, MD5_96, "md5-96") /* RFC2403 */ \
- _(2, SHA1_96, "sha1-96") /* RFC2404 */ \
- _(3, SHA_256_96, "sha-256-96") /* draft-ietf-ipsec-ciph-sha-256-00 */ \
- _(4, SHA_256_128, "sha-256-128") /* RFC4868 */ \
- _(5, SHA_384_192, "sha-384-192") /* RFC4868 */ \
- _(6, SHA_512_256, "sha-512-256") /* RFC4868 */ \
- _(7, AES_GCM_128, "aes-gcm-128")
-#else
#define foreach_ipsec_integ_alg \
_(0, NONE, "none") \
_(1, MD5_96, "md5-96") /* RFC2403 */ \
_(4, SHA_256_128, "sha-256-128") /* RFC4868 */ \
_(5, SHA_384_192, "sha-384-192") /* RFC4868 */ \
_(6, SHA_512_256, "sha-512-256") /* RFC4868 */
-#endif
typedef enum
{
u8 is_tunnel;
u8 is_tunnel_ip6;
+ u8 udp_encap;
ip46_address_t tunnel_src_addr;
ip46_address_t tunnel_dst_addr;
u32 last_seq;
u32 last_seq_hi;
u64 replay_window;
+
+ /*lifetime data */
+ u64 total_data_size;
} ipsec_sa_t;
typedef struct
u8 local_integ_key[128];
u8 remote_integ_key_len;
u8 remote_integ_key[128];
+ u8 renumber;
+ u32 show_instance;
} ipsec_add_del_tunnel_args_t;
typedef struct
typedef struct
{
+ /* Required for pool_get_aligned */
+ CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
u32 input_sa_index;
u32 output_sa_index;
u32 hw_if_index;
+ u32 show_instance;
} ipsec_tunnel_if_t;
+typedef struct
+{
+ clib_error_t *(*add_del_sa_sess_cb) (u32 sa_index, u8 is_add);
+ clib_error_t *(*check_support_cb) (ipsec_sa_t * sa);
+} ipsec_main_callbacks_t;
+
typedef struct
{
/* pool of tunnel instances */
uword *spd_index_by_sw_if_index;
uword *sa_index_by_sa_id;
uword *ipsec_if_pool_index_by_key;
+ uword *ipsec_if_real_dev_by_show_dev;
- /* node indexes */
+ /* node indeces */
u32 error_drop_node_index;
- u32 ip4_lookup_node_index;
u32 esp_encrypt_node_index;
-
+ u32 esp_decrypt_node_index;
+ u32 ah_encrypt_node_index;
+ u32 ah_decrypt_node_index;
+ /* next node indeces */
+ u32 esp_encrypt_next_index;
+ u32 esp_decrypt_next_index;
+ u32 ah_encrypt_next_index;
+ u32 ah_decrypt_next_index;
+
+ /* callbacks */
+ ipsec_main_callbacks_t cb;
+
+ /* helper for sort function */
+ ipsec_spd_t *spd_to_sort;
} ipsec_main_t;
-ipsec_main_t ipsec_main;
+extern ipsec_main_t ipsec_main;
extern vlib_node_registration_t esp_encrypt_node;
extern vlib_node_registration_t esp_decrypt_node;
+extern vlib_node_registration_t ah_encrypt_node;
+extern vlib_node_registration_t ah_decrypt_node;
extern vlib_node_registration_t ipsec_if_output_node;
extern vlib_node_registration_t ipsec_if_input_node;
int ipsec_add_del_spd (vlib_main_t * vm, u32 spd_id, int is_add);
int ipsec_add_del_policy (vlib_main_t * vm, ipsec_policy_t * policy,
int is_add);
-int ipsec_add_del_sa (vlib_main_t * vm, ipsec_sa_t * new_sa, int is_add);
+int ipsec_add_del_sa (vlib_main_t * vm, ipsec_sa_t * new_sa, int is_add,
+ u8 udp_encap);
int ipsec_set_sa_key (vlib_main_t * vm, ipsec_sa_t * sa_update);
u32 ipsec_get_sa_index_by_sa_id (u32 sa_id);
+u8 ipsec_is_sa_used (u32 sa_index);
u8 *format_ipsec_if_output_trace (u8 * s, va_list * args);
u8 *format_ipsec_policy_action (u8 * s, va_list * args);
u8 *format_ipsec_crypto_alg (u8 * s, va_list * args);
uword unformat_ipsec_crypto_alg (unformat_input_t * input, va_list * args);
uword unformat_ipsec_integ_alg (unformat_input_t * input, va_list * args);
-/*u32 ipsec_add_del_tunnel_if (vnet_main_t * vnm, ipsec_add_del_tunnel_args_t * args); */
+int ipsec_add_del_tunnel_if_internal (vnet_main_t * vnm,
+ ipsec_add_del_tunnel_args_t * args,
+ u32 * sw_if_index);
int ipsec_add_del_tunnel_if (ipsec_add_del_tunnel_args_t * args);
int ipsec_add_del_ipsec_gre_tunnel (vnet_main_t * vnm,
ipsec_add_del_ipsec_gre_tunnel_args_t *
args);
int ipsec_set_interface_key (vnet_main_t * vnm, u32 hw_if_index,
ipsec_if_set_key_type_t type, u8 alg, u8 * key);
+int ipsec_set_interface_sa (vnet_main_t * vnm, u32 hw_if_index, u32 sa_id,
+ u8 is_outbound);
/*
always_inline void
ipsec_alloc_empty_buffers (vlib_main_t * vm, ipsec_main_t * im)
{
- u32 cpu_index = os_get_cpu_number ();
- uword l = vec_len (im->empty_buffers[cpu_index]);
+ u32 thread_index = vlib_get_thread_index ();
+ uword l = vec_len (im->empty_buffers[thread_index]);
uword n_alloc = 0;
if (PREDICT_FALSE (l < VLIB_FRAME_SIZE))
{
- if (!im->empty_buffers[cpu_index])
+ if (!im->empty_buffers[thread_index])
{
- vec_alloc (im->empty_buffers[cpu_index], 2 * VLIB_FRAME_SIZE);
+ vec_alloc (im->empty_buffers[thread_index], 2 * VLIB_FRAME_SIZE);
}
- n_alloc = vlib_buffer_alloc (vm, im->empty_buffers[cpu_index] + l,
+ n_alloc = vlib_buffer_alloc (vm, im->empty_buffers[thread_index] + l,
2 * VLIB_FRAME_SIZE - l);
- _vec_len (im->empty_buffers[cpu_index]) = l + n_alloc;
+ _vec_len (im->empty_buffers[thread_index]) = l + n_alloc;
}
}
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