X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fipsec%2Fipsec.h;h=975ebc63a482376fcc52d221d32a6c86d0fcc2e9;hb=dbf68c9aa;hp=3279fab6701884e4390ddd50fc7de9d4c80e77c4;hpb=fe480f6830166e35f1073211cba9db066a5c858e;p=vpp.git diff --git a/src/vnet/ipsec/ipsec.h b/src/vnet/ipsec/ipsec.h index 3279fab6701..975ebc63a48 100644 --- a/src/vnet/ipsec/ipsec.h +++ b/src/vnet/ipsec/ipsec.h @@ -16,19 +16,15 @@ #define __IPSEC_H__ #include +#include #include -#include -#include -#include - #include #include #include #include #include -#include typedef clib_error_t *(*add_del_sa_sess_cb_t) (u32 sa_index, u8 is_add); typedef clib_error_t *(*check_support_cb_t) (ipsec_sa_t * sa); @@ -65,54 +61,32 @@ typedef struct u32 esp6_decrypt_node_index; u32 esp6_encrypt_next_index; u32 esp6_decrypt_next_index; + u32 esp4_encrypt_tun_feature_index; + u32 esp6_encrypt_tun_feature_index; } ipsec_esp_backend_t; typedef struct { - const EVP_CIPHER *type; + vnet_crypto_op_id_t enc_op_id; + vnet_crypto_op_id_t dec_op_id; + vnet_crypto_alg_t alg; u8 iv_size; u8 block_size; -} ipsec_proto_main_crypto_alg_t; - -typedef struct -{ - const EVP_MD *md; - u8 trunc_size; -} ipsec_proto_main_integ_alg_t; + u8 icv_size; +} ipsec_main_crypto_alg_t; typedef struct { - CLIB_CACHE_LINE_ALIGN_MARK (cacheline0); -#if OPENSSL_VERSION_NUMBER >= 0x10100000L - EVP_CIPHER_CTX *encrypt_ctx; -#else - EVP_CIPHER_CTX encrypt_ctx; -#endif - CLIB_CACHE_LINE_ALIGN_MARK (cacheline1); -#if OPENSSL_VERSION_NUMBER >= 0x10100000L - EVP_CIPHER_CTX *decrypt_ctx; -#else - EVP_CIPHER_CTX decrypt_ctx; -#endif - CLIB_CACHE_LINE_ALIGN_MARK (cacheline2); -#if OPENSSL_VERSION_NUMBER >= 0x10100000L - HMAC_CTX *hmac_ctx; -#else - HMAC_CTX hmac_ctx; -#endif - ipsec_crypto_alg_t last_encrypt_alg; - ipsec_crypto_alg_t last_decrypt_alg; - ipsec_integ_alg_t last_integ_alg; -} ipsec_proto_main_per_thread_data_t; + vnet_crypto_op_id_t op_id; + vnet_crypto_alg_t alg; + u8 icv_size; +} ipsec_main_integ_alg_t; typedef struct { - 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 ipsec_proto_main_t ipsec_proto_main; + vnet_crypto_op_t *crypto_ops; + vnet_crypto_op_t *integ_ops; +} ipsec_per_thread_data_t; typedef struct { @@ -123,11 +97,6 @@ typedef struct /* pool of policies */ ipsec_policy_t *policies; - /* pool of tunnel interfaces */ - ipsec_tunnel_if_t *tunnel_interfaces; - - u32 **empty_buffers; - uword *tunnel_index_by_key; /* convenience */ @@ -138,9 +107,12 @@ typedef struct uword *spd_index_by_spd_id; uword *spd_index_by_sw_if_index; uword *sa_index_by_sa_id; - uword *ipsec_if_pool_index_by_key; + uword *ipsec4_if_pool_index_by_key; + uword *ipsec6_if_pool_index_by_key; uword *ipsec_if_real_dev_by_show_dev; - u32 *ipsec_if_by_sw_if_index; + uword *ipsec_if_by_sw_if_index; + uword *tun4_protect_by_key; + uword *tun6_protect_by_key; /* node indices */ u32 error_drop_node_index; @@ -162,6 +134,14 @@ typedef struct u32 ah6_encrypt_next_index; u32 ah6_decrypt_next_index; + /* tun encrypt arcs and feature nodes */ + u32 esp4_encrypt_tun_feature_index; + u32 esp6_encrypt_tun_feature_index; + + /* tun nodes to drop packets when no crypto alg set on outbound SA */ + u32 esp4_no_crypto_tun_feature_index; + u32 esp6_no_crypto_tun_feature_index; + /* pool of ah backends */ ipsec_ah_backend_t *ah_backends; /* pool of esp backends */ @@ -174,8 +154,24 @@ typedef struct u32 ah_default_backend; /* index of default esp backend */ u32 esp_default_backend; + + /* crypto alg data */ + ipsec_main_crypto_alg_t *crypto_algs; + + /* crypto integ data */ + ipsec_main_integ_alg_t *integ_algs; + + /* per-thread data */ + ipsec_per_thread_data_t *ptd; } ipsec_main_t; +typedef enum ipsec_format_flags_t_ +{ + IPSEC_FORMAT_BRIEF = 0, + IPSEC_FORMAT_DETAIL = (1 << 0), + IPSEC_FORMAT_INSECURE = (1 << 1), +} ipsec_format_flags_t; + extern ipsec_main_t ipsec_main; clib_error_t *ipsec_add_del_sa_sess_cb (ipsec_main_t * im, u32 sa_index, @@ -191,7 +187,8 @@ extern vlib_node_registration_t esp6_encrypt_node; extern vlib_node_registration_t esp6_decrypt_node; extern vlib_node_registration_t ah6_encrypt_node; extern vlib_node_registration_t ah6_decrypt_node; -extern vlib_node_registration_t ipsec_if_input_node; +extern vlib_node_registration_t ipsec4_if_input_node; +extern vlib_node_registration_t ipsec6_if_input_node; /* * functions @@ -202,27 +199,6 @@ u8 *format_ipsec_replay_window (u8 * s, va_list * args); * inline functions */ -always_inline void -ipsec_alloc_empty_buffers (vlib_main_t * vm, ipsec_main_t * im) -{ - u32 thread_index = vm->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[thread_index]) - { - vec_alloc (im->empty_buffers[thread_index], 2 * VLIB_FRAME_SIZE); - } - - n_alloc = vlib_buffer_alloc (vm, im->empty_buffers[thread_index] + l, - 2 * VLIB_FRAME_SIZE - l); - - _vec_len (im->empty_buffers[thread_index]) = l + n_alloc; - } -} - static_always_inline u32 get_next_output_feature_node_index (vlib_buffer_t * b, vlib_node_runtime_t * nr) @@ -247,14 +223,29 @@ u32 ipsec_register_ah_backend (vlib_main_t * vm, ipsec_main_t * im, u32 ipsec_register_esp_backend (vlib_main_t * vm, ipsec_main_t * im, const char *name, const char *esp4_encrypt_node_name, + const char *esp4_encrypt_tun_node_name, const char *esp4_decrypt_node_name, const char *esp6_encrypt_node_name, + const char *esp6_encrypt_tun_node_name, const char *esp6_decrypt_node_name, check_support_cb_t esp_check_support_cb, add_del_sa_sess_cb_t esp_add_del_sa_sess_cb); int ipsec_select_ah_backend (ipsec_main_t * im, u32 ah_backend_idx); int ipsec_select_esp_backend (ipsec_main_t * im, u32 esp_backend_idx); + +clib_error_t *ipsec_rsc_in_use (ipsec_main_t * im); + +always_inline ipsec_sa_t * +ipsec_sa_get (u32 sa_index) +{ + return (pool_elt_at_index (ipsec_main.sad, sa_index)); +} + +void ipsec_add_feature (const char *arc_name, const char *node_name, + u32 * out_feature_index); + + #endif /* __IPSEC_H__ */ /*