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-rw-r--r--src/vnet/ipsec/ikev2.c3477
-rw-r--r--src/vnet/ipsec/ikev2.h435
-rw-r--r--src/vnet/ipsec/ikev2_cli.c602
-rw-r--r--src/vnet/ipsec/ikev2_crypto.c1076
-rw-r--r--src/vnet/ipsec/ikev2_format.c155
-rw-r--r--src/vnet/ipsec/ikev2_payload.c550
-rw-r--r--src/vnet/ipsec/ikev2_priv.h362
-rw-r--r--src/vnet/ipsec/ipsec.api247
-rw-r--r--src/vnet/ipsec/ipsec.c4
-rw-r--r--src/vnet/ipsec/ipsec_api.c356
10 files changed, 19 insertions, 7245 deletions
diff --git a/src/vnet/ipsec/ikev2.c b/src/vnet/ipsec/ikev2.c
deleted file mode 100644
index d85feee4274..00000000000
--- a/src/vnet/ipsec/ikev2.c
+++ /dev/null
@@ -1,3477 +0,0 @@
-/*
- * Copyright (c) 2015 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <vlib/vlib.h>
-#include <vnet/vnet.h>
-#include <vnet/pg/pg.h>
-#include <vppinfra/error.h>
-#include <vppinfra/random.h>
-#include <vnet/udp/udp.h>
-#include <vnet/ipsec/ipsec.h>
-#include <vnet/ipsec/ikev2.h>
-#include <vnet/ipsec/ikev2_priv.h>
-#include <openssl/sha.h>
-
-ikev2_main_t ikev2_main;
-
-static int ikev2_delete_tunnel_interface (vnet_main_t * vnm,
- ikev2_sa_t * sa,
- ikev2_child_sa_t * child);
-
-#define ikev2_set_state(sa, v) do { \
- (sa)->state = v; \
- clib_warning("sa state changed to " #v); \
- } while(0);
-
-typedef struct
-{
- u32 next_index;
- u32 sw_if_index;
-} ikev2_trace_t;
-
-static u8 *
-format_ikev2_trace (u8 * s, va_list * args)
-{
- CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *);
- CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *);
- ikev2_trace_t *t = va_arg (*args, ikev2_trace_t *);
-
- s = format (s, "ikev2: sw_if_index %d, next index %d",
- t->sw_if_index, t->next_index);
- return s;
-}
-
-static vlib_node_registration_t ikev2_node;
-
-#define foreach_ikev2_error \
-_(PROCESSED, "IKEv2 packets processed") \
-_(IKE_SA_INIT_RETRANSMIT, "IKE_SA_INIT retransmit ") \
-_(IKE_SA_INIT_IGNORE, "IKE_SA_INIT ignore (IKE SA already auth)") \
-_(IKE_REQ_RETRANSMIT, "IKE request retransmit") \
-_(IKE_REQ_IGNORE, "IKE request ignore (old msgid)") \
-_(NOT_IKEV2, "Non IKEv2 packets received")
-
-typedef enum
-{
-#define _(sym,str) IKEV2_ERROR_##sym,
- foreach_ikev2_error
-#undef _
- IKEV2_N_ERROR,
-} ikev2_error_t;
-
-static char *ikev2_error_strings[] = {
-#define _(sym,string) string,
- foreach_ikev2_error
-#undef _
-};
-
-typedef enum
-{
- IKEV2_NEXT_IP4_LOOKUP,
- IKEV2_NEXT_ERROR_DROP,
- IKEV2_N_NEXT,
-} ikev2_next_t;
-
-static ikev2_sa_transform_t *
-ikev2_find_transform_data (ikev2_sa_transform_t * t)
-{
- ikev2_main_t *km = &ikev2_main;
- ikev2_sa_transform_t *td;
-
- vec_foreach (td, km->supported_transforms)
- {
- if (td->type != t->type)
- continue;
-
- if (td->transform_id != t->transform_id)
- continue;
-
- if (td->type == IKEV2_TRANSFORM_TYPE_ENCR)
- {
- if (vec_len (t->attrs) != 4 || t->attrs[0] != 0x80
- || t->attrs[1] != 14)
- continue;
-
- if (((t->attrs[2] << 8 | t->attrs[3]) / 8) != td->key_len)
- continue;
- }
- return td;
- }
- return 0;
-}
-
-static ikev2_sa_proposal_t *
-ikev2_select_proposal (ikev2_sa_proposal_t * proposals,
- ikev2_protocol_id_t prot_id)
-{
- ikev2_sa_proposal_t *rv = 0;
- ikev2_sa_proposal_t *proposal;
- ikev2_sa_transform_t *transform, *new_t;
- u8 mandatory_bitmap, optional_bitmap;
-
- if (prot_id == IKEV2_PROTOCOL_IKE)
- {
- mandatory_bitmap = (1 << IKEV2_TRANSFORM_TYPE_ENCR) |
- (1 << IKEV2_TRANSFORM_TYPE_PRF) |
- (1 << IKEV2_TRANSFORM_TYPE_INTEG) | (1 << IKEV2_TRANSFORM_TYPE_DH);
- optional_bitmap = mandatory_bitmap;
- }
- else if (prot_id == IKEV2_PROTOCOL_ESP)
- {
- mandatory_bitmap = (1 << IKEV2_TRANSFORM_TYPE_ENCR) |
- (1 << IKEV2_TRANSFORM_TYPE_ESN);
- optional_bitmap = mandatory_bitmap |
- (1 << IKEV2_TRANSFORM_TYPE_INTEG) | (1 << IKEV2_TRANSFORM_TYPE_DH);
- }
- else if (prot_id == IKEV2_PROTOCOL_AH)
- {
- mandatory_bitmap = (1 << IKEV2_TRANSFORM_TYPE_INTEG) |
- (1 << IKEV2_TRANSFORM_TYPE_ESN);
- optional_bitmap = mandatory_bitmap | (1 << IKEV2_TRANSFORM_TYPE_DH);
- }
- else
- return 0;
-
- vec_add2 (rv, proposal, 1);
-
- vec_foreach (proposal, proposals)
- {
- u8 bitmap = 0;
- if (proposal->protocol_id != prot_id)
- continue;
-
- vec_foreach (transform, proposal->transforms)
- {
- if ((1 << transform->type) & bitmap)
- continue;
-
- if (ikev2_find_transform_data (transform))
- {
- bitmap |= 1 << transform->type;
- vec_add2 (rv->transforms, new_t, 1);
- clib_memcpy_fast (new_t, transform, sizeof (*new_t));
- new_t->attrs = vec_dup (transform->attrs);
- }
- }
-
- clib_warning ("bitmap is %x mandatory is %x optional is %x",
- bitmap, mandatory_bitmap, optional_bitmap);
-
- if ((bitmap & mandatory_bitmap) == mandatory_bitmap &&
- (bitmap & ~optional_bitmap) == 0)
- {
- rv->proposal_num = proposal->proposal_num;
- rv->protocol_id = proposal->protocol_id;
- RAND_bytes ((u8 *) & rv->spi, sizeof (rv->spi));
- goto done;
- }
- else
- {
- vec_free (rv->transforms);
- }
- }
-
- vec_free (rv);
-done:
- return rv;
-}
-
-ikev2_sa_transform_t *
-ikev2_sa_get_td_for_type (ikev2_sa_proposal_t * p,
- ikev2_transform_type_t type)
-{
- ikev2_sa_transform_t *t;
-
- if (!p)
- return 0;
-
- vec_foreach (t, p->transforms)
- {
- if (t->type == type)
- return ikev2_find_transform_data (t);
- }
- return 0;
-}
-
-ikev2_child_sa_t *
-ikev2_sa_get_child (ikev2_sa_t * sa, u32 spi, ikev2_protocol_id_t prot_id,
- int by_initiator)
-{
- ikev2_child_sa_t *c;
- vec_foreach (c, sa->childs)
- {
- ikev2_sa_proposal_t *proposal =
- by_initiator ? &c->i_proposals[0] : &c->r_proposals[0];
- if (proposal && proposal->spi == spi && proposal->protocol_id == prot_id)
- return c;
- }
-
- return 0;
-}
-
-void
-ikev2_sa_free_proposal_vector (ikev2_sa_proposal_t ** v)
-{
- ikev2_sa_proposal_t *p;
- ikev2_sa_transform_t *t;
-
- if (!*v)
- return;
-
- vec_foreach (p, *v)
- {
- vec_foreach (t, p->transforms)
- {
- vec_free (t->attrs);
- }
- vec_free (p->transforms);
- }
- vec_free (*v);
-};
-
-static void
-ikev2_sa_free_all_child_sa (ikev2_child_sa_t ** childs)
-{
- ikev2_child_sa_t *c;
- vec_foreach (c, *childs)
- {
- ikev2_sa_free_proposal_vector (&c->r_proposals);
- ikev2_sa_free_proposal_vector (&c->i_proposals);
- vec_free (c->sk_ai);
- vec_free (c->sk_ar);
- vec_free (c->sk_ei);
- vec_free (c->sk_er);
- }
-
- vec_free (*childs);
-}
-
-static void
-ikev2_sa_del_child_sa (ikev2_sa_t * sa, ikev2_child_sa_t * child)
-{
- ikev2_sa_free_proposal_vector (&child->r_proposals);
- ikev2_sa_free_proposal_vector (&child->i_proposals);
- vec_free (child->sk_ai);
- vec_free (child->sk_ar);
- vec_free (child->sk_ei);
- vec_free (child->sk_er);
-
- vec_del1 (sa->childs, child - sa->childs);
-}
-
-static void
-ikev2_sa_free_all_vec (ikev2_sa_t * sa)
-{
- vec_free (sa->i_nonce);
- vec_free (sa->i_dh_data);
- vec_free (sa->dh_shared_key);
- vec_free (sa->dh_private_key);
-
- ikev2_sa_free_proposal_vector (&sa->r_proposals);
- ikev2_sa_free_proposal_vector (&sa->i_proposals);
-
- vec_free (sa->sk_d);
- vec_free (sa->sk_ai);
- vec_free (sa->sk_ar);
- vec_free (sa->sk_ei);
- vec_free (sa->sk_er);
- vec_free (sa->sk_pi);
- vec_free (sa->sk_pr);
-
- vec_free (sa->i_id.data);
- vec_free (sa->i_auth.data);
- vec_free (sa->r_id.data);
- vec_free (sa->r_auth.data);
- if (sa->r_auth.key)
- EVP_PKEY_free (sa->r_auth.key);
-
- vec_free (sa->del);
-
- ikev2_sa_free_all_child_sa (&sa->childs);
-}
-
-static void
-ikev2_delete_sa (ikev2_sa_t * sa)
-{
- ikev2_main_t *km = &ikev2_main;
- u32 thread_index = vlib_get_thread_index ();
- uword *p;
-
- ikev2_sa_free_all_vec (sa);
-
- p = hash_get (km->per_thread_data[thread_index].sa_by_rspi, sa->rspi);
- if (p)
- {
- hash_unset (km->per_thread_data[thread_index].sa_by_rspi, sa->rspi);
- pool_put (km->per_thread_data[thread_index].sas, sa);
- }
-}
-
-static void
-ikev2_generate_sa_init_data (ikev2_sa_t * sa)
-{
- ikev2_sa_transform_t *t = 0, *t2;
- ikev2_main_t *km = &ikev2_main;
-
- if (sa->dh_group == IKEV2_TRANSFORM_DH_TYPE_NONE)
- {
- return;
- }
-
- /* check if received DH group is on our list of supported groups */
- vec_foreach (t2, km->supported_transforms)
- {
- if (t2->type == IKEV2_TRANSFORM_TYPE_DH && sa->dh_group == t2->dh_type)
- {
- t = t2;
- break;
- }
- }
-
- if (!t)
- {
- clib_warning ("unknown dh data group %u (data len %u)", sa->dh_group,
- vec_len (sa->i_dh_data));
- sa->dh_group = IKEV2_TRANSFORM_DH_TYPE_NONE;
- return;
- }
-
- if (sa->is_initiator)
- {
- /* generate rspi */
- RAND_bytes ((u8 *) & sa->ispi, 8);
-
- /* generate nonce */
- sa->i_nonce = vec_new (u8, IKEV2_NONCE_SIZE);
- RAND_bytes ((u8 *) sa->i_nonce, IKEV2_NONCE_SIZE);
- }
- else
- {
- /* generate rspi */
- RAND_bytes ((u8 *) & sa->rspi, 8);
-
- /* generate nonce */
- sa->r_nonce = vec_new (u8, IKEV2_NONCE_SIZE);
- RAND_bytes ((u8 *) sa->r_nonce, IKEV2_NONCE_SIZE);
- }
-
- /* generate dh keys */
- ikev2_generate_dh (sa, t);
-
-}
-
-static void
-ikev2_complete_sa_data (ikev2_sa_t * sa, ikev2_sa_t * sai)
-{
- ikev2_sa_transform_t *t = 0, *t2;
- ikev2_main_t *km = &ikev2_main;
-
-
- /*move some data to the new SA */
-#define _(A) ({void* __tmp__ = (A); (A) = 0; __tmp__;})
- sa->i_nonce = _(sai->i_nonce);
- sa->i_dh_data = _(sai->i_dh_data);
- sa->dh_private_key = _(sai->dh_private_key);
- sa->iaddr.as_u32 = sai->iaddr.as_u32;
- sa->raddr.as_u32 = sai->raddr.as_u32;
- sa->is_initiator = sai->is_initiator;
- sa->profile = sai->profile;
- sa->i_id.type = sai->i_id.type;
- sa->i_id.data = _(sai->i_id.data);
- sa->i_auth.method = sai->i_auth.method;
- sa->i_auth.hex = sai->i_auth.hex;
- sa->i_auth.data = _(sai->i_auth.data);
- sa->i_auth.key = _(sai->i_auth.key);
- sa->last_sa_init_req_packet_data = _(sai->last_sa_init_req_packet_data);
- sa->childs = _(sai->childs);
-#undef _
-
-
- if (sa->dh_group == IKEV2_TRANSFORM_DH_TYPE_NONE)
- {
- return;
- }
-
- /* check if received DH group is on our list of supported groups */
- vec_foreach (t2, km->supported_transforms)
- {
- if (t2->type == IKEV2_TRANSFORM_TYPE_DH && sa->dh_group == t2->dh_type)
- {
- t = t2;
- break;
- }
- }
-
- if (!t)
- {
- clib_warning ("unknown dh data group %u (data len %u)", sa->dh_group,
- vec_len (sa->i_dh_data));
- sa->dh_group = IKEV2_TRANSFORM_DH_TYPE_NONE;
- return;
- }
-
-
- /* generate dh keys */
- ikev2_complete_dh (sa, t);
-
-}
-
-static void
-ikev2_calc_keys (ikev2_sa_t * sa)
-{
- u8 *tmp;
- /* calculate SKEYSEED = prf(Ni | Nr, g^ir) */
- u8 *skeyseed = 0;
- u8 *s = 0;
- ikev2_sa_transform_t *tr_encr, *tr_prf, *tr_integ;
- tr_encr =
- ikev2_sa_get_td_for_type (sa->r_proposals, IKEV2_TRANSFORM_TYPE_ENCR);
- tr_prf =
- ikev2_sa_get_td_for_type (sa->r_proposals, IKEV2_TRANSFORM_TYPE_PRF);
- tr_integ =
- ikev2_sa_get_td_for_type (sa->r_proposals, IKEV2_TRANSFORM_TYPE_INTEG);
-
- vec_append (s, sa->i_nonce);
- vec_append (s, sa->r_nonce);
- skeyseed = ikev2_calc_prf (tr_prf, s, sa->dh_shared_key);
-
- /* Calculate S = Ni | Nr | SPIi | SPIr */
- u64 *spi;
- vec_add2 (s, tmp, 2 * sizeof (*spi));
- spi = (u64 *) tmp;
- spi[0] = clib_host_to_net_u64 (sa->ispi);
- spi[1] = clib_host_to_net_u64 (sa->rspi);
-
- /* calculate PRFplus */
- u8 *keymat;
- int len = tr_prf->key_trunc + /* SK_d */
- tr_integ->key_len * 2 + /* SK_ai, SK_ar */
- tr_encr->key_len * 2 + /* SK_ei, SK_er */
- tr_prf->key_len * 2; /* SK_pi, SK_pr */
-
- keymat = ikev2_calc_prfplus (tr_prf, skeyseed, s, len);
- vec_free (skeyseed);
- vec_free (s);
-
- int pos = 0;
-
- /* SK_d */
- sa->sk_d = vec_new (u8, tr_prf->key_trunc);
- clib_memcpy_fast (sa->sk_d, keymat + pos, tr_prf->key_trunc);
- pos += tr_prf->key_trunc;
-
- /* SK_ai */
- sa->sk_ai = vec_new (u8, tr_integ->key_len);
- clib_memcpy_fast (sa->sk_ai, keymat + pos, tr_integ->key_len);
- pos += tr_integ->key_len;
-
- /* SK_ar */
- sa->sk_ar = vec_new (u8, tr_integ->key_len);
- clib_memcpy_fast (sa->sk_ar, keymat + pos, tr_integ->key_len);
- pos += tr_integ->key_len;
-
- /* SK_ei */
- sa->sk_ei = vec_new (u8, tr_encr->key_len);
- clib_memcpy_fast (sa->sk_ei, keymat + pos, tr_encr->key_len);
- pos += tr_encr->key_len;
-
- /* SK_er */
- sa->sk_er = vec_new (u8, tr_encr->key_len);
- clib_memcpy_fast (sa->sk_er, keymat + pos, tr_encr->key_len);
- pos += tr_encr->key_len;
-
- /* SK_pi */
- sa->sk_pi = vec_new (u8, tr_prf->key_len);
- clib_memcpy_fast (sa->sk_pi, keymat + pos, tr_prf->key_len);
- pos += tr_prf->key_len;
-
- /* SK_pr */
- sa->sk_pr = vec_new (u8, tr_prf->key_len);
- clib_memcpy_fast (sa->sk_pr, keymat + pos, tr_prf->key_len);
- pos += tr_prf->key_len;
-
- vec_free (keymat);
-}
-
-static void
-ikev2_calc_child_keys (ikev2_sa_t * sa, ikev2_child_sa_t * child)
-{
- u8 *s = 0;
- ikev2_sa_transform_t *tr_prf, *ctr_encr, *ctr_integ;
- tr_prf =
- ikev2_sa_get_td_for_type (sa->r_proposals, IKEV2_TRANSFORM_TYPE_PRF);
- ctr_encr =
- ikev2_sa_get_td_for_type (child->r_proposals, IKEV2_TRANSFORM_TYPE_ENCR);
- ctr_integ =
- ikev2_sa_get_td_for_type (child->r_proposals, IKEV2_TRANSFORM_TYPE_INTEG);
-
- vec_append (s, sa->i_nonce);
- vec_append (s, sa->r_nonce);
- /* calculate PRFplus */
- u8 *keymat;
- int len = ctr_encr->key_len * 2 + ctr_integ->key_len * 2;
-
- keymat = ikev2_calc_prfplus (tr_prf, sa->sk_d, s, len);
-
- int pos = 0;
-
- /* SK_ei */
- child->sk_ei = vec_new (u8, ctr_encr->key_len);
- clib_memcpy_fast (child->sk_ei, keymat + pos, ctr_encr->key_len);
- pos += ctr_encr->key_len;
-
- /* SK_ai */
- child->sk_ai = vec_new (u8, ctr_integ->key_len);
- clib_memcpy_fast (child->sk_ai, keymat + pos, ctr_integ->key_len);
- pos += ctr_integ->key_len;
-
- /* SK_er */
- child->sk_er = vec_new (u8, ctr_encr->key_len);
- clib_memcpy_fast (child->sk_er, keymat + pos, ctr_encr->key_len);
- pos += ctr_encr->key_len;
-
- /* SK_ar */
- child->sk_ar = vec_new (u8, ctr_integ->key_len);
- clib_memcpy_fast (child->sk_ar, keymat + pos, ctr_integ->key_len);
- pos += ctr_integ->key_len;
-
- ASSERT (pos == len);
-
- vec_free (keymat);
-}
-
-static void
-ikev2_process_sa_init_req (vlib_main_t * vm, ikev2_sa_t * sa,
- ike_header_t * ike)
-{
- int p = 0;
- u32 len = clib_net_to_host_u32 (ike->length);
- u8 payload = ike->nextpayload;
-
- clib_warning ("ispi %lx rspi %lx nextpayload %x version %x "
- "exchange %x flags %x msgid %x length %u",
- clib_net_to_host_u64 (ike->ispi),
- clib_net_to_host_u64 (ike->rspi),
- payload, ike->version,
- ike->exchange, ike->flags,
- clib_net_to_host_u32 (ike->msgid), len);
-
- sa->ispi = clib_net_to_host_u64 (ike->ispi);
-
- /* store whole IKE payload - needed for PSK auth */
- vec_free (sa->last_sa_init_req_packet_data);
- vec_add (sa->last_sa_init_req_packet_data, ike, len);
-
- while (p < len && payload != IKEV2_PAYLOAD_NONE)
- {
- ike_payload_header_t *ikep = (ike_payload_header_t *) & ike->payload[p];
- u32 plen = clib_net_to_host_u16 (ikep->length);
-
- if (plen < sizeof (ike_payload_header_t))
- return;
-
- if (payload == IKEV2_PAYLOAD_SA)
- {
- ikev2_sa_free_proposal_vector (&sa->i_proposals);
- sa->i_proposals = ikev2_parse_sa_payload (ikep);
- }
- else if (payload == IKEV2_PAYLOAD_KE)
- {
- ike_ke_payload_header_t *ke = (ike_ke_payload_header_t *) ikep;
- sa->dh_group = clib_net_to_host_u16 (ke->dh_group);
- vec_free (sa->i_dh_data);
- vec_add (sa->i_dh_data, ke->payload, plen - sizeof (*ke));
- }
- else if (payload == IKEV2_PAYLOAD_NONCE)
- {
- vec_free (sa->i_nonce);
- vec_add (sa->i_nonce, ikep->payload, plen - sizeof (*ikep));
- }
- else if (payload == IKEV2_PAYLOAD_NOTIFY)
- {
- ikev2_notify_t *n = ikev2_parse_notify_payload (ikep);
- vec_free (n);
- }
- else if (payload == IKEV2_PAYLOAD_VENDOR)
- {
- ikev2_parse_vendor_payload (ikep);
- }
- else
- {
- clib_warning ("unknown payload %u flags %x length %u", payload,
- ikep->flags, plen);
- if (ikep->flags & IKEV2_PAYLOAD_FLAG_CRITICAL)
- {
- ikev2_set_state (sa, IKEV2_STATE_NOTIFY_AND_DELETE);
- sa->unsupported_cp = payload;
- return;
- }
- }
-
- payload = ikep->nextpayload;
- p += plen;
- }
-
- ikev2_set_state (sa, IKEV2_STATE_SA_INIT);
-}
-
-static void
-ikev2_process_sa_init_resp (vlib_main_t * vm, ikev2_sa_t * sa,
- ike_header_t * ike)
-{
- int p = 0;
- u32 len = clib_net_to_host_u32 (ike->length);
- u8 payload = ike->nextpayload;
-
- clib_warning ("ispi %lx rspi %lx nextpayload %x version %x "
- "exchange %x flags %x msgid %x length %u",
- clib_net_to_host_u64 (ike->ispi),
- clib_net_to_host_u64 (ike->rspi),
- payload, ike->version,
- ike->exchange, ike->flags,
- clib_net_to_host_u32 (ike->msgid), len);
-
- sa->ispi = clib_net_to_host_u64 (ike->ispi);
- sa->rspi = clib_net_to_host_u64 (ike->rspi);
-
- /* store whole IKE payload - needed for PSK auth */
- vec_free (sa->last_sa_init_res_packet_data);
- vec_add (sa->last_sa_init_res_packet_data, ike, len);
-
- while (p < len && payload != IKEV2_PAYLOAD_NONE)
- {
- ike_payload_header_t *ikep = (ike_payload_header_t *) & ike->payload[p];
- u32 plen = clib_net_to_host_u16 (ikep->length);
-
- if (plen < sizeof (ike_payload_header_t))
- return;
-
- if (payload == IKEV2_PAYLOAD_SA)
- {
- ikev2_sa_free_proposal_vector (&sa->r_proposals);
- sa->r_proposals = ikev2_parse_sa_payload (ikep);
- if (sa->r_proposals)
- {
- ikev2_set_state (sa, IKEV2_STATE_SA_INIT);
- ike->msgid =
- clib_host_to_net_u32 (clib_net_to_host_u32 (ike->msgid) + 1);
- }
- }
- else if (payload == IKEV2_PAYLOAD_KE)
- {
- ike_ke_payload_header_t *ke = (ike_ke_payload_header_t *) ikep;
- sa->dh_group = clib_net_to_host_u16 (ke->dh_group);
- vec_free (sa->r_dh_data);
- vec_add (sa->r_dh_data, ke->payload, plen - sizeof (*ke));
- }
- else if (payload == IKEV2_PAYLOAD_NONCE)
- {
- vec_free (sa->r_nonce);
- vec_add (sa->r_nonce, ikep->payload, plen - sizeof (*ikep));
- }
- else if (payload == IKEV2_PAYLOAD_NOTIFY)
- {
- ikev2_notify_t *n = ikev2_parse_notify_payload (ikep);
- vec_free (n);
- }
- else if (payload == IKEV2_PAYLOAD_VENDOR)
- {
- ikev2_parse_vendor_payload (ikep);
- }
- else
- {
- clib_warning ("unknown payload %u flags %x length %u", payload,
- ikep->flags, plen);
- if (ikep->flags & IKEV2_PAYLOAD_FLAG_CRITICAL)
- {
- ikev2_set_state (sa, IKEV2_STATE_NOTIFY_AND_DELETE);
- sa->unsupported_cp = payload;
- return;
- }
- }
-
- payload = ikep->nextpayload;
- p += plen;
- }
-}
-
-static u8 *
-ikev2_decrypt_sk_payload (ikev2_sa_t * sa, ike_header_t * ike, u8 * payload)
-{
- int p = 0;
- u8 last_payload = 0;
- u8 *hmac = 0;
- u32 len = clib_net_to_host_u32 (ike->length);
- ike_payload_header_t *ikep = 0;
- u32 plen = 0;
- ikev2_sa_transform_t *tr_integ;
- tr_integ =
- ikev2_sa_get_td_for_type (sa->r_proposals, IKEV2_TRANSFORM_TYPE_INTEG);
-
- while (p < len &&
- *payload != IKEV2_PAYLOAD_NONE && last_payload != IKEV2_PAYLOAD_SK)
- {
- ikep = (ike_payload_header_t *) & ike->payload[p];
- plen = clib_net_to_host_u16 (ikep->length);
-
- if (plen < sizeof (*ikep))
- return 0;
-
- if (*payload == IKEV2_PAYLOAD_SK)
- {
- clib_warning ("received IKEv2 payload SK, len %u", plen - 4);
- last_payload = *payload;
- }
- else
- {
- clib_warning ("unknown payload %u flags %x length %u", payload,
- ikep->flags, plen);
- if (ikep->flags & IKEV2_PAYLOAD_FLAG_CRITICAL)
- {
- sa->unsupported_cp = *payload;
- return 0;
- }
- }
-
- *payload = ikep->nextpayload;
- p += plen;
- }
-
- if (last_payload != IKEV2_PAYLOAD_SK)
- {
- clib_warning ("Last payload must be SK");
- return 0;
- }
-
- hmac =
- ikev2_calc_integr (tr_integ, sa->is_initiator ? sa->sk_ar : sa->sk_ai,
- (u8 *) ike, len - tr_integ->key_trunc);
-
- plen = plen - sizeof (*ikep) - tr_integ->key_trunc;
-
- if (memcmp (hmac, &ikep->payload[plen], tr_integ->key_trunc))
- {
- clib_warning ("message integrity check failed");
- vec_free (hmac);
- return 0;
- }
- vec_free (hmac);
-
- return ikev2_decrypt_data (sa, ikep->payload, plen);
-}
-
-static void
-ikev2_initial_contact_cleanup (ikev2_sa_t * sa)
-{
- ikev2_main_t *km = &ikev2_main;
- ikev2_sa_t *tmp;
- u32 i, *delete = 0;
- ikev2_child_sa_t *c;
- u32 thread_index = vlib_get_thread_index ();
-
- if (!sa->initial_contact)
- return;
-
- /* find old IKE SAs with the same authenticated identity */
- /* *INDENT-OFF* */
- pool_foreach (tmp, km->per_thread_data[thread_index].sas, ({
- if (tmp->i_id.type != sa->i_id.type ||
- vec_len(tmp->i_id.data) != vec_len(sa->i_id.data) ||
- memcmp(sa->i_id.data, tmp->i_id.data, vec_len(sa->i_id.data)))
- continue;
-
- if (sa->rspi != tmp->rspi)
- vec_add1(delete, tmp - km->per_thread_data[thread_index].sas);
- }));
- /* *INDENT-ON* */
-
- for (i = 0; i < vec_len (delete); i++)
- {
- tmp =
- pool_elt_at_index (km->per_thread_data[thread_index].sas, delete[i]);
- vec_foreach (c,
- tmp->childs) ikev2_delete_tunnel_interface (km->vnet_main,
- tmp, c);
- ikev2_delete_sa (tmp);
- }
-
- vec_free (delete);
- sa->initial_contact = 0;
-}
-
-static void
-ikev2_process_auth_req (vlib_main_t * vm, ikev2_sa_t * sa, ike_header_t * ike)
-{
- ikev2_child_sa_t *first_child_sa;
- int p = 0;
- u32 len = clib_net_to_host_u32 (ike->length);
- u8 payload = ike->nextpayload;
- u8 *plaintext = 0;
-
- ike_payload_header_t *ikep;
- u32 plen;
-
- clib_warning ("ispi %lx rspi %lx nextpayload %x version %x "
- "exchange %x flags %x msgid %x length %u",
- clib_net_to_host_u64 (ike->ispi),
- clib_net_to_host_u64 (ike->rspi),
- payload, ike->version,
- ike->exchange, ike->flags,
- clib_net_to_host_u32 (ike->msgid), len);
-
- ikev2_calc_keys (sa);
-
- plaintext = ikev2_decrypt_sk_payload (sa, ike, &payload);
-
- if (!plaintext)
- {
- if (sa->unsupported_cp)
- ikev2_set_state (sa, IKEV2_STATE_NOTIFY_AND_DELETE);
- goto cleanup_and_exit;
- }
-
- /* select or create 1st child SA */
- if (sa->is_initiator)
- {
- first_child_sa = &sa->childs[0];
- }
- else
- {
- ikev2_sa_free_all_child_sa (&sa->childs);
- vec_add2 (sa->childs, first_child_sa, 1);
- }
-
-
- /* process encrypted payload */
- p = 0;
- while (p < vec_len (plaintext) && payload != IKEV2_PAYLOAD_NONE)
- {
- ikep = (ike_payload_header_t *) & plaintext[p];
- plen = clib_net_to_host_u16 (ikep->length);
-
- if (plen < sizeof (ike_payload_header_t))
- goto cleanup_and_exit;
-
- if (payload == IKEV2_PAYLOAD_SA) /* 33 */
- {
- clib_warning ("received payload SA, len %u", plen - sizeof (*ikep));
- if (sa->is_initiator)
- {
- ikev2_sa_free_proposal_vector (&first_child_sa->r_proposals);
- first_child_sa->r_proposals = ikev2_parse_sa_payload (ikep);
- }
- else
- {
- ikev2_sa_free_proposal_vector (&first_child_sa->i_proposals);
- first_child_sa->i_proposals = ikev2_parse_sa_payload (ikep);
- }
- }
- else if (payload == IKEV2_PAYLOAD_IDI) /* 35 */
- {
- ike_id_payload_header_t *id = (ike_id_payload_header_t *) ikep;
-
- sa->i_id.type = id->id_type;
- vec_free (sa->i_id.data);
- vec_add (sa->i_id.data, id->payload, plen - sizeof (*id));
-
- clib_warning ("received payload IDi, len %u id_type %u",
- plen - sizeof (*id), id->id_type);
- }
- else if (payload == IKEV2_PAYLOAD_IDR) /* 36 */
- {
- ike_id_payload_header_t *id = (ike_id_payload_header_t *) ikep;
-
- sa->r_id.type = id->id_type;
- vec_free (sa->r_id.data);
- vec_add (sa->r_id.data, id->payload, plen - sizeof (*id));
-
- clib_warning ("received payload IDr len %u id_type %u",
- plen - sizeof (*id), id->id_type);
- }
- else if (payload == IKEV2_PAYLOAD_AUTH) /* 39 */
- {
- ike_auth_payload_header_t *a = (ike_auth_payload_header_t *) ikep;
-
- if (sa->is_initiator)
- {
- sa->r_auth.method = a->auth_method;
- vec_free (sa->r_auth.data);
- vec_add (sa->r_auth.data, a->payload, plen - sizeof (*a));
- }
- else
- {
- sa->i_auth.method = a->auth_method;
- vec_free (sa->i_auth.data);
- vec_add (sa->i_auth.data, a->payload, plen - sizeof (*a));
- }
-
- clib_warning ("received payload AUTH, len %u auth_type %u",
- plen - sizeof (*a), a->auth_method);
- }
- else if (payload == IKEV2_PAYLOAD_NOTIFY) /* 41 */
- {
- ikev2_notify_t *n = ikev2_parse_notify_payload (ikep);
- if (n->msg_type == IKEV2_NOTIFY_MSG_INITIAL_CONTACT)
- {
- sa->initial_contact = 1;
- }
- vec_free (n);
- }
- else if (payload == IKEV2_PAYLOAD_VENDOR) /* 43 */
- {
- ikev2_parse_vendor_payload (ikep);
- }
- else if (payload == IKEV2_PAYLOAD_TSI) /* 44 */
- {
- clib_warning ("received payload TSi, len %u",
- plen - sizeof (*ikep));
-
- vec_free (first_child_sa->tsi);
- first_child_sa->tsi = ikev2_parse_ts_payload (ikep);
- }
- else if (payload == IKEV2_PAYLOAD_TSR) /* 45 */
- {
- clib_warning ("received payload TSr, len %u",
- plen - sizeof (*ikep));
-
- vec_free (first_child_sa->tsr);
- first_child_sa->tsr = ikev2_parse_ts_payload (ikep);
- }
- else
- {
- clib_warning ("unknown payload %u flags %x length %u data %u",
- payload, ikep->flags, plen - 4,
- format_hex_bytes, ikep->payload, plen - 4);
-
- if (ikep->flags & IKEV2_PAYLOAD_FLAG_CRITICAL)
- {
- ikev2_set_state (sa, IKEV2_STATE_NOTIFY_AND_DELETE);
- sa->unsupported_cp = payload;
- return;
- }
- }
-
- payload = ikep->nextpayload;
- p += plen;
- }
-
-cleanup_and_exit:
- vec_free (plaintext);
-}
-
-static void
-ikev2_process_informational_req (vlib_main_t * vm, ikev2_sa_t * sa,
- ike_header_t * ike)
-{
- int p = 0;
- u32 len = clib_net_to_host_u32 (ike->length);
- u8 payload = ike->nextpayload;
- u8 *plaintext = 0;
-
- ike_payload_header_t *ikep;
- u32 plen;
-
- clib_warning ("ispi %lx rspi %lx nextpayload %x version %x "
- "exchange %x flags %x msgid %x length %u",
- clib_net_to_host_u64 (ike->ispi),
- clib_net_to_host_u64 (ike->rspi),
- payload, ike->version,
- ike->exchange, ike->flags,
- clib_net_to_host_u32 (ike->msgid), len);
-
- plaintext = ikev2_decrypt_sk_payload (sa, ike, &payload);
-
- if (!plaintext)
- goto cleanup_and_exit;
-
- /* process encrypted payload */
- p = 0;
- while (p < vec_len (plaintext) && payload != IKEV2_PAYLOAD_NONE)
- {
- ikep = (ike_payload_header_t *) & plaintext[p];
- plen = clib_net_to_host_u16 (ikep->length);
-
- if (plen < sizeof (ike_payload_header_t))
- goto cleanup_and_exit;
-
- if (payload == IKEV2_PAYLOAD_NOTIFY) /* 41 */
- {
- ikev2_notify_t *n = ikev2_parse_notify_payload (ikep);
- if (n->msg_type == IKEV2_NOTIFY_MSG_AUTHENTICATION_FAILED)
- ikev2_set_state (sa, IKEV2_STATE_AUTH_FAILED);
- vec_free (n);
- }
- else if (payload == IKEV2_PAYLOAD_DELETE) /* 42 */
- {
- sa->del = ikev2_parse_delete_payload (ikep);
- }
- else if (payload == IKEV2_PAYLOAD_VENDOR) /* 43 */
- {
- ikev2_parse_vendor_payload (ikep);
- }
- else
- {
- clib_warning ("unknown payload %u flags %x length %u data %u",
- payload, ikep->flags, plen - 4,
- format_hex_bytes, ikep->payload, plen - 4);
-
- if (ikep->flags & IKEV2_PAYLOAD_FLAG_CRITICAL)
- {
- sa->unsupported_cp = payload;
- return;
- }
- }
-
- payload = ikep->nextpayload;
- p += plen;
- }
-
-cleanup_and_exit:
- vec_free (plaintext);
-}
-
-static void
-ikev2_process_create_child_sa_req (vlib_main_t * vm, ikev2_sa_t * sa,
- ike_header_t * ike)
-{
- int p = 0;
- u32 len = clib_net_to_host_u32 (ike->length);
- u8 payload = ike->nextpayload;
- u8 *plaintext = 0;
- u8 rekeying = 0;
- u8 nonce[IKEV2_NONCE_SIZE];
-
- ike_payload_header_t *ikep;
- u32 plen;
- ikev2_notify_t *n = 0;
- ikev2_ts_t *tsi = 0;
- ikev2_ts_t *tsr = 0;
- ikev2_sa_proposal_t *proposal = 0;
- ikev2_child_sa_t *child_sa;
-
- clib_warning ("ispi %lx rspi %lx nextpayload %x version %x "
- "exchange %x flags %x msgid %x length %u",
- clib_net_to_host_u64 (ike->ispi),
- clib_net_to_host_u64 (ike->rspi),
- payload, ike->version,
- ike->exchange, ike->flags,
- clib_net_to_host_u32 (ike->msgid), len);
-
- plaintext = ikev2_decrypt_sk_payload (sa, ike, &payload);
-
- if (!plaintext)
- goto cleanup_and_exit;
-
- /* process encrypted payload */
- p = 0;
- while (p < vec_len (plaintext) && payload != IKEV2_PAYLOAD_NONE)
- {
- ikep = (ike_payload_header_t *) & plaintext[p];
- plen = clib_net_to_host_u16 (ikep->length);
-
- if (plen < sizeof (ike_payload_header_t))
- goto cleanup_and_exit;
-
- else if (payload == IKEV2_PAYLOAD_SA)
- {
- proposal = ikev2_parse_sa_payload (ikep);
- }
- else if (payload == IKEV2_PAYLOAD_NOTIFY)
- {
- n = ikev2_parse_notify_payload (ikep);
- if (n->msg_type == IKEV2_NOTIFY_MSG_REKEY_SA)
- {
- rekeying = 1;
- }
- }
- else if (payload == IKEV2_PAYLOAD_DELETE)
- {
- sa->del = ikev2_parse_delete_payload (ikep);
- }
- else if (payload == IKEV2_PAYLOAD_VENDOR)
- {
- ikev2_parse_vendor_payload (ikep);
- }
- else if (payload == IKEV2_PAYLOAD_NONCE)
- {
- clib_memcpy_fast (nonce, ikep->payload, plen - sizeof (*ikep));
- }
- else if (payload == IKEV2_PAYLOAD_TSI)
- {
- tsi = ikev2_parse_ts_payload (ikep);
- }
- else if (payload == IKEV2_PAYLOAD_TSR)
- {
- tsr = ikev2_parse_ts_payload (ikep);
- }
- else
- {
- clib_warning ("unknown payload %u flags %x length %u data %u",
- payload, ikep->flags, plen - 4,
- format_hex_bytes, ikep->payload, plen - 4);
-
- if (ikep->flags & IKEV2_PAYLOAD_FLAG_CRITICAL)
- {
- sa->unsupported_cp = payload;
- return;
- }
- }
-
- payload = ikep->nextpayload;
- p += plen;
- }
-
- if (sa->is_initiator && proposal->protocol_id == IKEV2_PROTOCOL_ESP)
- {
- ikev2_rekey_t *rekey = &sa->rekey[0];
- rekey->protocol_id = proposal->protocol_id;
- rekey->i_proposal =
- ikev2_select_proposal (proposal, IKEV2_PROTOCOL_ESP);
- rekey->i_proposal->spi = rekey->spi;
- rekey->r_proposal = proposal;
- rekey->tsi = tsi;
- rekey->tsr = tsr;
- /* update Nr */
- vec_free (sa->r_nonce);
- vec_add (sa->r_nonce, nonce, IKEV2_NONCE_SIZE);
- child_sa = ikev2_sa_get_child (sa, rekey->ispi, IKEV2_PROTOCOL_ESP, 1);
- if (child_sa)
- {
- child_sa->rekey_retries = 0;
- }
- }
- else if (rekeying)
- {
- ikev2_rekey_t *rekey;
- child_sa = ikev2_sa_get_child (sa, n->spi, n->protocol_id, 1);
- if (!child_sa)
- {
- clib_warning ("child SA spi %lx not found", n->spi);
- goto cleanup_and_exit;
- }
- vec_add2 (sa->rekey, rekey, 1);
- rekey->protocol_id = n->protocol_id;
- rekey->spi = n->spi;
- rekey->i_proposal = proposal;
- rekey->r_proposal =
- ikev2_select_proposal (proposal, IKEV2_PROTOCOL_ESP);
- rekey->tsi = tsi;
- rekey->tsr = tsr;
- /* update Ni */
- vec_free (sa->i_nonce);
- vec_add (sa->i_nonce, nonce, IKEV2_NONCE_SIZE);
- /* generate new Nr */
- vec_free (sa->r_nonce);
- sa->r_nonce = vec_new (u8, IKEV2_NONCE_SIZE);
- RAND_bytes ((u8 *) sa->r_nonce, IKEV2_NONCE_SIZE);
- }
-
-cleanup_and_exit:
- vec_free (plaintext);
- vec_free (n);
-}
-
-static u8 *
-ikev2_sa_generate_authmsg (ikev2_sa_t * sa, int is_responder)
-{
- u8 *authmsg = 0;
- u8 *data;
- u8 *nonce;
- ikev2_id_t *id;
- u8 *key;
- u8 *packet_data;
- ikev2_sa_transform_t *tr_prf;
-
- tr_prf =
- ikev2_sa_get_td_for_type (sa->r_proposals, IKEV2_TRANSFORM_TYPE_PRF);
-
- if (is_responder)
- {
- id = &sa->r_id;
- key = sa->sk_pr;
- nonce = sa->i_nonce;
- packet_data = sa->last_sa_init_res_packet_data;
- }
- else
- {
- id = &sa->i_id;
- key = sa->sk_pi;
- nonce = sa->r_nonce;
- packet_data = sa->last_sa_init_req_packet_data;
- }
-
- data = vec_new (u8, 4);
- data[0] = id->type;
- vec_append (data, id->data);
-
- u8 *id_hash = ikev2_calc_prf (tr_prf, key, data);
- vec_append (authmsg, packet_data);
- vec_append (authmsg, nonce);
- vec_append (authmsg, id_hash);
- vec_free (id_hash);
- vec_free (data);
-
- return authmsg;
-}
-
-static int
-ikev2_ts_cmp (ikev2_ts_t * ts1, ikev2_ts_t * ts2)
-{
- if (ts1->ts_type == ts2->ts_type && ts1->protocol_id == ts2->protocol_id &&
- ts1->start_port == ts2->start_port && ts1->end_port == ts2->end_port &&
- ts1->start_addr.as_u32 == ts2->start_addr.as_u32 &&
- ts1->end_addr.as_u32 == ts2->end_addr.as_u32)
- return 1;
-
- return 0;
-}
-
-static void
-ikev2_sa_match_ts (ikev2_sa_t * sa)
-{
- ikev2_main_t *km = &ikev2_main;
- ikev2_profile_t *p;
- ikev2_ts_t *ts, *p_tsi, *p_tsr, *tsi = 0, *tsr = 0;
- ikev2_id_t *id;
-
- /* *INDENT-OFF* */
- pool_foreach (p, km->profiles, ({
-
- if (sa->is_initiator)
- {
- p_tsi = &p->loc_ts;
- p_tsr = &p->rem_ts;
- id = &sa->r_id;
- }
- else
- {
- p_tsi = &p->rem_ts;
- p_tsr = &p->loc_ts;
- id = &sa->i_id;
- }
-
- /* check id */
- if (p->rem_id.type != id->type ||
- vec_len(p->rem_id.data) != vec_len(id->data) ||
- memcmp(p->rem_id.data, id->data, vec_len(p->rem_id.data)))
- continue;
-
- vec_foreach(ts, sa->childs[0].tsi)
- {
- if (ikev2_ts_cmp(p_tsi, ts))
- {
- tsi = vec_dup(ts);
- break;
- }
- }
-
- vec_foreach(ts, sa->childs[0].tsr)
- {
- if (ikev2_ts_cmp(p_tsr, ts))
- {
- tsr = vec_dup(ts);
- break;
- }
- }
-
- break;
- }));
- /* *INDENT-ON* */
-
- if (tsi && tsr)
- {
- vec_free (sa->childs[0].tsi);
- vec_free (sa->childs[0].tsr);
- sa->childs[0].tsi = tsi;
- sa->childs[0].tsr = tsr;
- }
- else
- {
- vec_free (tsi);
- vec_free (tsr);
- ikev2_set_state (sa, IKEV2_STATE_TS_UNACCEPTABLE);
- }
-}
-
-static void
-ikev2_sa_auth (ikev2_sa_t * sa)
-{
- ikev2_main_t *km = &ikev2_main;
- ikev2_profile_t *p, *sel_p = 0;
- u8 *authmsg, *key_pad, *psk = 0, *auth = 0;
- ikev2_sa_transform_t *tr_prf;
-
- tr_prf =
- ikev2_sa_get_td_for_type (sa->r_proposals, IKEV2_TRANSFORM_TYPE_PRF);
-
- /* only shared key and rsa signature */
- if (!(sa->i_auth.method == IKEV2_AUTH_METHOD_SHARED_KEY_MIC ||
- sa->i_auth.method == IKEV2_AUTH_METHOD_RSA_SIG))
- {
- clib_warning ("unsupported authentication method %u",
- sa->i_auth.method);
- ikev2_set_state (sa, IKEV2_STATE_AUTH_FAILED);
- return;
- }
-
- key_pad = format (0, "%s", IKEV2_KEY_PAD);
- authmsg = ikev2_sa_generate_authmsg (sa, sa->is_initiator);
-
- ikev2_id_t *sa_id;
- ikev2_auth_t *sa_auth;
-
- if (sa->is_initiator)
- {
- sa_id = &sa->r_id;
- sa_auth = &sa->r_auth;
- }
- else
- {
- sa_id = &sa->i_id;
- sa_auth = &sa->i_auth;
- }
-
- /* *INDENT-OFF* */
- pool_foreach (p, km->profiles, ({
-
- /* check id */
- if (p->rem_id.type != sa_id->type ||
- vec_len(p->rem_id.data) != vec_len(sa_id->data) ||
- memcmp(p->rem_id.data, sa_id->data, vec_len(p->rem_id.data)))
- continue;
-
- if (sa_auth->method == IKEV2_AUTH_METHOD_SHARED_KEY_MIC)
- {
- if (!p->auth.data ||
- p->auth.method != IKEV2_AUTH_METHOD_SHARED_KEY_MIC)
- continue;
-
- psk = ikev2_calc_prf(tr_prf, p->auth.data, key_pad);
- auth = ikev2_calc_prf(tr_prf, psk, authmsg);
-
- if (!memcmp(auth, sa_auth->data, vec_len(sa_auth->data)))
- {
- ikev2_set_state(sa, IKEV2_STATE_AUTHENTICATED);
- vec_free(auth);
- sel_p = p;
- break;
- }
-
- }
- else if (sa_auth->method == IKEV2_AUTH_METHOD_RSA_SIG)
- {
- if (p->auth.method != IKEV2_AUTH_METHOD_RSA_SIG)
- continue;
-
- if (ikev2_verify_sign(p->auth.key, sa_auth->data, authmsg) == 1)
- {
- ikev2_set_state(sa, IKEV2_STATE_AUTHENTICATED);
- sel_p = p;
- break;
- }
- }
-
- vec_free(auth);
- vec_free(psk);
- }));
- /* *INDENT-ON* */
-
- vec_free (authmsg);
-
- if (sa->state == IKEV2_STATE_AUTHENTICATED)
- {
- if (!sa->is_initiator)
- {
- vec_free (sa->r_id.data);
- sa->r_id.data = vec_dup (sel_p->loc_id.data);
- sa->r_id.type = sel_p->loc_id.type;
-
- /* generate our auth data */
- authmsg = ikev2_sa_generate_authmsg (sa, 1);
- if (sel_p->auth.method == IKEV2_AUTH_METHOD_SHARED_KEY_MIC)
- {
- sa->r_auth.data = ikev2_calc_prf (tr_prf, psk, authmsg);
- sa->r_auth.method = IKEV2_AUTH_METHOD_SHARED_KEY_MIC;
- }
- else if (sel_p->auth.method == IKEV2_AUTH_METHOD_RSA_SIG)
- {
- sa->r_auth.data = ikev2_calc_sign (km->pkey, authmsg);
- sa->r_auth.method = IKEV2_AUTH_METHOD_RSA_SIG;
- }
- vec_free (authmsg);
-
- /* select transforms for 1st child sa */
- ikev2_sa_free_proposal_vector (&sa->childs[0].r_proposals);
- sa->childs[0].r_proposals =
- ikev2_select_proposal (sa->childs[0].i_proposals,
- IKEV2_PROTOCOL_ESP);
- }
- }
- else
- {
- ikev2_set_state (sa, IKEV2_STATE_AUTH_FAILED);
- }
- vec_free (psk);
- vec_free (key_pad);
-}
-
-
-static void
-ikev2_sa_auth_init (ikev2_sa_t * sa)
-{
- ikev2_main_t *km = &ikev2_main;
- u8 *authmsg, *key_pad, *psk = 0, *auth = 0;
- ikev2_sa_transform_t *tr_prf;
-
- tr_prf =
- ikev2_sa_get_td_for_type (sa->r_proposals, IKEV2_TRANSFORM_TYPE_PRF);
-
- /* only shared key and rsa signature */
- if (!(sa->i_auth.method == IKEV2_AUTH_METHOD_SHARED_KEY_MIC ||
- sa->i_auth.method == IKEV2_AUTH_METHOD_RSA_SIG))
- {
- clib_warning ("unsupported authentication method %u",
- sa->i_auth.method);
- ikev2_set_state (sa, IKEV2_STATE_AUTH_FAILED);
- return;
- }
-
- key_pad = format (0, "%s", IKEV2_KEY_PAD);
- authmsg = ikev2_sa_generate_authmsg (sa, 0);
- psk = ikev2_calc_prf (tr_prf, sa->i_auth.data, key_pad);
- auth = ikev2_calc_prf (tr_prf, psk, authmsg);
-
-
- if (sa->i_auth.method == IKEV2_AUTH_METHOD_SHARED_KEY_MIC)
- {
- sa->i_auth.data = ikev2_calc_prf (tr_prf, psk, authmsg);
- sa->i_auth.method = IKEV2_AUTH_METHOD_SHARED_KEY_MIC;
- }
- else if (sa->i_auth.method == IKEV2_AUTH_METHOD_RSA_SIG)
- {
- sa->i_auth.data = ikev2_calc_sign (km->pkey, authmsg);
- sa->i_auth.method = IKEV2_AUTH_METHOD_RSA_SIG;
- }
-
- vec_free (psk);
- vec_free (key_pad);
- vec_free (auth);
- vec_free (authmsg);
-}
-
-
-static int
-ikev2_create_tunnel_interface (vnet_main_t * vnm, ikev2_sa_t * sa,
- ikev2_child_sa_t * child)
-{
- ipsec_add_del_tunnel_args_t a;
- ikev2_sa_transform_t *tr;
- ikev2_sa_proposal_t *proposals;
- u8 encr_type = 0;
- u8 integ_type = 0;
-
- if (!child->r_proposals)
- {
- ikev2_set_state (sa, IKEV2_STATE_NO_PROPOSAL_CHOSEN);
- return 1;
- }
-
- clib_memset (&a, 0, sizeof (a));
- a.is_add = 1;
- if (sa->is_initiator)
- {
- a.local_ip.ip4.as_u32 = sa->iaddr.as_u32;
- a.remote_ip.ip4.as_u32 = sa->raddr.as_u32;
- proposals = child->i_proposals;
- a.local_spi = child->r_proposals[0].spi;
- a.remote_spi = child->i_proposals[0].spi;
- }
- else
- {
- a.local_ip.ip4.as_u32 = sa->raddr.as_u32;
- a.remote_ip.ip4.as_u32 = sa->iaddr.as_u32;
- proposals = child->r_proposals;
- a.local_spi = child->i_proposals[0].spi;
- a.remote_spi = child->r_proposals[0].spi;
- }
- a.anti_replay = 1;
-
- tr = ikev2_sa_get_td_for_type (proposals, IKEV2_TRANSFORM_TYPE_ESN);
- if (tr)
- a.esn = tr->esn_type;
- else
- a.esn = 0;
-
- tr = ikev2_sa_get_td_for_type (proposals, IKEV2_TRANSFORM_TYPE_ENCR);
- if (tr)
- {
- if (tr->encr_type == IKEV2_TRANSFORM_ENCR_TYPE_AES_CBC && tr->key_len)
- {
- switch (tr->key_len)
- {
- case 16:
- encr_type = IPSEC_CRYPTO_ALG_AES_CBC_128;
- break;
- case 24:
- encr_type = IPSEC_CRYPTO_ALG_AES_CBC_192;
- break;
- case 32:
- encr_type = IPSEC_CRYPTO_ALG_AES_CBC_256;
- break;
- default:
- ikev2_set_state (sa, IKEV2_STATE_NO_PROPOSAL_CHOSEN);
- return 1;
- break;
- }
- }
- else
- {
- ikev2_set_state (sa, IKEV2_STATE_NO_PROPOSAL_CHOSEN);
- return 1;
- }
- }
- else
- {
- ikev2_set_state (sa, IKEV2_STATE_NO_PROPOSAL_CHOSEN);
- return 1;
- }
-
- tr = ikev2_sa_get_td_for_type (proposals, IKEV2_TRANSFORM_TYPE_INTEG);
- if (tr)
- {
- switch (tr->integ_type)
- {
- case IKEV2_TRANSFORM_INTEG_TYPE_AUTH_HMAC_SHA2_256_128:
- integ_type = IPSEC_INTEG_ALG_SHA_256_128;
- break;
- case IKEV2_TRANSFORM_INTEG_TYPE_AUTH_HMAC_SHA2_384_192:
- integ_type = IPSEC_INTEG_ALG_SHA_384_192;
- break;
- case IKEV2_TRANSFORM_INTEG_TYPE_AUTH_HMAC_SHA2_512_256:
- integ_type = IPSEC_INTEG_ALG_SHA_512_256;
- break;
- case IKEV2_TRANSFORM_INTEG_TYPE_AUTH_HMAC_SHA1_96:
- integ_type = IPSEC_INTEG_ALG_SHA1_96;
- break;
- default:
- ikev2_set_state (sa, IKEV2_STATE_NO_PROPOSAL_CHOSEN);
- return 1;
- }
- }
- else
- {
- ikev2_set_state (sa, IKEV2_STATE_NO_PROPOSAL_CHOSEN);
- return 1;
- }
-
- ikev2_calc_child_keys (sa, child);
-
- u8 *loc_ckey, *rem_ckey, *loc_ikey, *rem_ikey;
- if (sa->is_initiator)
- {
- loc_ikey = child->sk_ai;
- rem_ikey = child->sk_ar;
- loc_ckey = child->sk_ei;
- rem_ckey = child->sk_er;
- }
- else
- {
- loc_ikey = child->sk_ar;
- rem_ikey = child->sk_ai;
- loc_ckey = child->sk_er;
- rem_ckey = child->sk_ei;
- }
-
- a.integ_alg = integ_type;
- a.local_integ_key_len = vec_len (loc_ikey);
- clib_memcpy_fast (a.local_integ_key, loc_ikey, a.local_integ_key_len);
- a.remote_integ_key_len = vec_len (rem_ikey);
- clib_memcpy_fast (a.remote_integ_key, rem_ikey, a.remote_integ_key_len);
-
- a.crypto_alg = encr_type;
- a.local_crypto_key_len = vec_len (loc_ckey);
- clib_memcpy_fast (a.local_crypto_key, loc_ckey, a.local_crypto_key_len);
- a.remote_crypto_key_len = vec_len (rem_ckey);
- clib_memcpy_fast (a.remote_crypto_key, rem_ckey, a.remote_crypto_key_len);
-
- if (sa->profile && sa->profile->lifetime)
- {
- child->time_to_expiration = vlib_time_now (vnm->vlib_main)
- + sa->profile->lifetime;
- if (sa->profile->lifetime_jitter)
- {
- // This is not much better than rand(3), which Coverity warns
- // is unsuitable for security applications; random_u32 is
- // however fast. If this perturbance to the expiration time
- // needs to use a better RNG then we may need to use something
- // like /dev/urandom which has significant overhead.
- u32 rnd = (u32) (vlib_time_now (vnm->vlib_main) * 1e6);
- rnd = random_u32 (&rnd);
-
- child->time_to_expiration +=
- 1 + (rnd % sa->profile->lifetime_jitter);
- }
- }
-
- ipsec_add_del_tunnel_if (&a);
-
- return 0;
-}
-
-static int
-ikev2_delete_tunnel_interface (vnet_main_t * vnm, ikev2_sa_t * sa,
- ikev2_child_sa_t * child)
-{
- ipsec_add_del_tunnel_args_t a;
-
- if (sa->is_initiator)
- {
- if (!vec_len (child->i_proposals))
- return 0;
-
- a.is_add = 0;
- a.local_ip.ip4.as_u32 = sa->iaddr.as_u32;
- a.remote_ip.ip4.as_u32 = sa->raddr.as_u32;
- a.local_spi = child->r_proposals[0].spi;
- a.remote_spi = child->i_proposals[0].spi;
- }
- else
- {
- if (!vec_len (child->r_proposals))
- return 0;
-
- a.is_add = 0;
- a.local_ip.ip4.as_u32 = sa->raddr.as_u32;
- a.remote_ip.ip4.as_u32 = sa->iaddr.as_u32;
- a.local_spi = child->i_proposals[0].spi;
- a.remote_spi = child->r_proposals[0].spi;
- }
-
- ipsec_add_del_tunnel_if (&a);
- return 0;
-}
-
-static u32
-ikev2_generate_message (ikev2_sa_t * sa, ike_header_t * ike, void *user)
-{
- v8 *integ = 0;
- ike_payload_header_t *ph;
- u16 plen;
- u32 tlen = 0;
-
- ikev2_sa_transform_t *tr_encr, *tr_integ;
- tr_encr =
- ikev2_sa_get_td_for_type (sa->r_proposals, IKEV2_TRANSFORM_TYPE_ENCR);
- tr_integ =
- ikev2_sa_get_td_for_type (sa->r_proposals, IKEV2_TRANSFORM_TYPE_INTEG);
-
- ikev2_payload_chain_t *chain = 0;
- ikev2_payload_new_chain (chain);
-
- if (ike->exchange == IKEV2_EXCHANGE_SA_INIT)
- {
- if (sa->r_proposals == 0)
- {
- ikev2_payload_add_notify (chain,
- IKEV2_NOTIFY_MSG_NO_PROPOSAL_CHOSEN, 0);
- ikev2_set_state (sa, IKEV2_STATE_NOTIFY_AND_DELETE);
- }
- else if (sa->dh_group == IKEV2_TRANSFORM_DH_TYPE_NONE)
- {
- u8 *data = vec_new (u8, 2);
- ikev2_sa_transform_t *tr_dh;
- tr_dh =
- ikev2_sa_get_td_for_type (sa->r_proposals,
- IKEV2_TRANSFORM_TYPE_DH);
- ASSERT (tr_dh && tr_dh->dh_type);
-
- data[0] = (tr_dh->dh_type >> 8) & 0xff;
- data[1] = (tr_dh->dh_type) & 0xff;
-
- ikev2_payload_add_notify (chain,
- IKEV2_NOTIFY_MSG_INVALID_KE_PAYLOAD,
- data);
- vec_free (data);
- ikev2_set_state (sa, IKEV2_STATE_NOTIFY_AND_DELETE);
- }
- else if (sa->state == IKEV2_STATE_NOTIFY_AND_DELETE)
- {
- u8 *data = vec_new (u8, 1);
-
- data[0] = sa->unsupported_cp;
- ikev2_payload_add_notify (chain,
- IKEV2_NOTIFY_MSG_UNSUPPORTED_CRITICAL_PAYLOAD,
- data);
- vec_free (data);
- }
- else
- {
- ike->rspi = clib_host_to_net_u64 (sa->rspi);
- ikev2_payload_add_sa (chain, sa->r_proposals);
- ikev2_payload_add_ke (chain, sa->dh_group, sa->r_dh_data);
- ikev2_payload_add_nonce (chain, sa->r_nonce);
- }
- }
- else if (ike->exchange == IKEV2_EXCHANGE_IKE_AUTH)
- {
- if (sa->state == IKEV2_STATE_AUTHENTICATED)
- {
- ikev2_payload_add_id (chain, &sa->r_id, IKEV2_PAYLOAD_IDR);
- ikev2_payload_add_auth (chain, &sa->r_auth);
- ikev2_payload_add_sa (chain, sa->childs[0].r_proposals);
- ikev2_payload_add_ts (chain, sa->childs[0].tsi, IKEV2_PAYLOAD_TSI);
- ikev2_payload_add_ts (chain, sa->childs[0].tsr, IKEV2_PAYLOAD_TSR);
- }
- else if (sa->state == IKEV2_STATE_AUTH_FAILED)
- {
- ikev2_payload_add_notify (chain,
- IKEV2_NOTIFY_MSG_AUTHENTICATION_FAILED,
- 0);
- ikev2_set_state (sa, IKEV2_STATE_NOTIFY_AND_DELETE);
- }
- else if (sa->state == IKEV2_STATE_TS_UNACCEPTABLE)
- {
- ikev2_payload_add_notify (chain, IKEV2_NOTIFY_MSG_TS_UNACCEPTABLE,
- 0);
- ikev2_payload_add_id (chain, &sa->r_id, IKEV2_PAYLOAD_IDR);
- ikev2_payload_add_auth (chain, &sa->r_auth);
- }
- else if (sa->state == IKEV2_STATE_NO_PROPOSAL_CHOSEN)
- {
- ikev2_payload_add_notify (chain,
- IKEV2_NOTIFY_MSG_NO_PROPOSAL_CHOSEN, 0);
- ikev2_payload_add_id (chain, &sa->r_id, IKEV2_PAYLOAD_IDR);
- ikev2_payload_add_auth (chain, &sa->r_auth);
- ikev2_payload_add_ts (chain, sa->childs[0].tsi, IKEV2_PAYLOAD_TSI);
- ikev2_payload_add_ts (chain, sa->childs[0].tsr, IKEV2_PAYLOAD_TSR);
- }
- else if (sa->state == IKEV2_STATE_NOTIFY_AND_DELETE)
- {
- u8 *data = vec_new (u8, 1);
-
- data[0] = sa->unsupported_cp;
- ikev2_payload_add_notify (chain,
- IKEV2_NOTIFY_MSG_UNSUPPORTED_CRITICAL_PAYLOAD,
- data);
- vec_free (data);
- }
- else if (sa->state == IKEV2_STATE_SA_INIT)
- {
- ikev2_payload_add_id (chain, &sa->i_id, IKEV2_PAYLOAD_IDI);
- ikev2_payload_add_auth (chain, &sa->i_auth);
- ikev2_payload_add_sa (chain, sa->childs[0].i_proposals);
- ikev2_payload_add_ts (chain, sa->childs[0].tsi, IKEV2_PAYLOAD_TSI);
- ikev2_payload_add_ts (chain, sa->childs[0].tsr, IKEV2_PAYLOAD_TSR);
- }
- else
- {
- ikev2_set_state (sa, IKEV2_STATE_DELETED);
- goto done;
- }
- }
- else if (ike->exchange == IKEV2_EXCHANGE_INFORMATIONAL)
- {
- /* if pending delete */
- if (sa->del)
- {
- if (sa->del[0].protocol_id == IKEV2_PROTOCOL_IKE)
- {
- if (sa->is_initiator)
- ikev2_payload_add_delete (chain, sa->del);
-
- /* The response to a request that deletes the IKE SA is an empty
- INFORMATIONAL response. */
- ikev2_set_state (sa, IKEV2_STATE_NOTIFY_AND_DELETE);
- }
- /* The response to a request that deletes ESP or AH SAs will contain
- delete payloads for the paired SAs going in the other direction. */
- else
- {
- ikev2_payload_add_delete (chain, sa->del);
- }
- vec_free (sa->del);
- sa->del = 0;
- }
- /* received N(AUTHENTICATION_FAILED) */
- else if (sa->state == IKEV2_STATE_AUTH_FAILED)
- {
- ikev2_set_state (sa, IKEV2_STATE_DELETED);
- goto done;
- }
- /* received unsupported critical payload */
- else if (sa->unsupported_cp)
- {
- u8 *data = vec_new (u8, 1);
-
- data[0] = sa->unsupported_cp;
- ikev2_payload_add_notify (chain,
- IKEV2_NOTIFY_MSG_UNSUPPORTED_CRITICAL_PAYLOAD,
- data);
- vec_free (data);
- sa->unsupported_cp = 0;
- }
- /* else send empty response */
- }
- else if (ike->exchange == IKEV2_EXCHANGE_CREATE_CHILD_SA)
- {
- if (sa->is_initiator)
- {
-
- ikev2_sa_proposal_t *proposals = (ikev2_sa_proposal_t *) user;
- ikev2_notify_t notify;
- u8 *data = vec_new (u8, 4);
- clib_memset (&notify, 0, sizeof (notify));
- notify.protocol_id = IKEV2_PROTOCOL_ESP;
- notify.spi = sa->childs[0].i_proposals->spi;
- *(u32 *) data = clib_host_to_net_u32 (notify.spi);
-
- ikev2_payload_add_sa (chain, proposals);
- ikev2_payload_add_nonce (chain, sa->i_nonce);
- ikev2_payload_add_ts (chain, sa->childs[0].tsi, IKEV2_PAYLOAD_TSI);
- ikev2_payload_add_ts (chain, sa->childs[0].tsr, IKEV2_PAYLOAD_TSR);
- ikev2_payload_add_notify_2 (chain, IKEV2_NOTIFY_MSG_REKEY_SA, data,
- &notify);
-
- vec_free (data);
- }
- else
- {
- if (sa->rekey)
- {
- ikev2_payload_add_sa (chain, sa->rekey[0].r_proposal);
- ikev2_payload_add_nonce (chain, sa->r_nonce);
- ikev2_payload_add_ts (chain, sa->rekey[0].tsi,
- IKEV2_PAYLOAD_TSI);
- ikev2_payload_add_ts (chain, sa->rekey[0].tsr,
- IKEV2_PAYLOAD_TSR);
- vec_del1 (sa->rekey, 0);
- }
- else if (sa->unsupported_cp)
- {
- u8 *data = vec_new (u8, 1);
-
- data[0] = sa->unsupported_cp;
- ikev2_payload_add_notify (chain,
- IKEV2_NOTIFY_MSG_UNSUPPORTED_CRITICAL_PAYLOAD,
- data);
- vec_free (data);
- sa->unsupported_cp = 0;
- }
- else
- {
- ikev2_payload_add_notify (chain,
- IKEV2_NOTIFY_MSG_NO_ADDITIONAL_SAS,
- 0);
- }
- }
- }
-
- /* IKEv2 header */
- ike->version = IKE_VERSION_2;
- ike->nextpayload = IKEV2_PAYLOAD_SK;
- tlen = sizeof (*ike);
- if (sa->is_initiator)
- {
- ike->flags = IKEV2_HDR_FLAG_INITIATOR;
- sa->last_init_msg_id = clib_net_to_host_u32 (ike->msgid);
- }
- else
- {
- ike->flags = IKEV2_HDR_FLAG_RESPONSE;
- }
-
-
- if (ike->exchange == IKEV2_EXCHANGE_SA_INIT)
- {
- tlen += vec_len (chain->data);
- ike->nextpayload = chain->first_payload_type;
- ike->length = clib_host_to_net_u32 (tlen);
- clib_memcpy_fast (ike->payload, chain->data, vec_len (chain->data));
-
- /* store whole IKE payload - needed for PSK auth */
- vec_free (sa->last_sa_init_res_packet_data);
- vec_add (sa->last_sa_init_res_packet_data, ike, tlen);
- }
- else
- {
-
- ikev2_payload_chain_add_padding (chain, tr_encr->block_size);
-
- /* SK payload */
- plen = sizeof (*ph);
- ph = (ike_payload_header_t *) & ike->payload[0];
- ph->nextpayload = chain->first_payload_type;
- ph->flags = 0;
- int enc_len = ikev2_encrypt_data (sa, chain->data, ph->payload);
- plen += enc_len;
-
- /* add space for hmac */
- plen += tr_integ->key_trunc;
- tlen += plen;
-
- /* payload and total length */
- ph->length = clib_host_to_net_u16 (plen);
- ike->length = clib_host_to_net_u32 (tlen);
-
- /* calc integrity data for whole packet except hash itself */
- integ =
- ikev2_calc_integr (tr_integ, sa->is_initiator ? sa->sk_ai : sa->sk_ar,
- (u8 *) ike, tlen - tr_integ->key_trunc);
-
- clib_memcpy_fast (ike->payload + tlen - tr_integ->key_trunc -
- sizeof (*ike), integ, tr_integ->key_trunc);
-
- /* store whole IKE payload - needed for retransmit */
- vec_free (sa->last_res_packet_data);
- vec_add (sa->last_res_packet_data, ike, tlen);
- }
-
-done:
- ikev2_payload_destroy_chain (chain);
- vec_free (integ);
- return tlen;
-}
-
-static int
-ikev2_retransmit_sa_init (ike_header_t * ike,
- ip4_address_t iaddr, ip4_address_t raddr)
-{
- ikev2_main_t *km = &ikev2_main;
- ikev2_sa_t *sa;
- u32 thread_index = vlib_get_thread_index ();
-
- /* *INDENT-OFF* */
- pool_foreach (sa, km->per_thread_data[thread_index].sas, ({
- if (sa->ispi == clib_net_to_host_u64(ike->ispi) &&
- sa->iaddr.as_u32 == iaddr.as_u32 &&
- sa->raddr.as_u32 == raddr.as_u32)
- {
- int p = 0;
- u32 len = clib_net_to_host_u32(ike->length);
- u8 payload = ike->nextpayload;
-
- while (p < len && payload!= IKEV2_PAYLOAD_NONE) {
- ike_payload_header_t * ikep = (ike_payload_header_t *) &ike->payload[p];
- u32 plen = clib_net_to_host_u16(ikep->length);
-
- if (plen < sizeof(ike_payload_header_t))
- return -1;
-
- if (payload == IKEV2_PAYLOAD_NONCE)
- {
- if (!memcmp(sa->i_nonce, ikep->payload, plen - sizeof(*ikep)))
- {
- /* req is retransmit */
- if (sa->state == IKEV2_STATE_SA_INIT)
- {
- ike_header_t * tmp;
- tmp = (ike_header_t*)sa->last_sa_init_res_packet_data;
- ike->ispi = tmp->ispi;
- ike->rspi = tmp->rspi;
- ike->nextpayload = tmp->nextpayload;
- ike->version = tmp->version;
- ike->exchange = tmp->exchange;
- ike->flags = tmp->flags;
- ike->msgid = tmp->msgid;
- ike->length = tmp->length;
- clib_memcpy_fast(ike->payload, tmp->payload,
- clib_net_to_host_u32(tmp->length) - sizeof(*ike));
- clib_warning("IKE_SA_INIT retransmit from %U to %U",
- format_ip4_address, &raddr,
- format_ip4_address, &iaddr);
- return 1;
- }
- /* else ignore req */
- else
- {
- clib_warning("IKE_SA_INIT ignore from %U to %U",
- format_ip4_address, &raddr,
- format_ip4_address, &iaddr);
- return -1;
- }
- }
- }
- payload = ikep->nextpayload;
- p+=plen;
- }
- }
- }));
- /* *INDENT-ON* */
-
- /* req is not retransmit */
- return 0;
-}
-
-static int
-ikev2_retransmit_resp (ikev2_sa_t * sa, ike_header_t * ike)
-{
- u32 msg_id = clib_net_to_host_u32 (ike->msgid);
-
- /* new req */
- if (msg_id > sa->last_msg_id)
- {
- sa->last_msg_id = msg_id;
- return 0;
- }
- /* retransmitted req */
- else if (msg_id == sa->last_msg_id)
- {
- ike_header_t *tmp;
- tmp = (ike_header_t *) sa->last_res_packet_data;
- ike->ispi = tmp->ispi;
- ike->rspi = tmp->rspi;
- ike->nextpayload = tmp->nextpayload;
- ike->version = tmp->version;
- ike->exchange = tmp->exchange;
- ike->flags = tmp->flags;
- ike->msgid = tmp->msgid;
- ike->length = tmp->length;
- clib_memcpy_fast (ike->payload, tmp->payload,
- clib_net_to_host_u32 (tmp->length) - sizeof (*ike));
- clib_warning ("IKE msgid %u retransmit from %U to %U",
- msg_id,
- format_ip4_address, &sa->raddr,
- format_ip4_address, &sa->iaddr);
- return 1;
- }
- /* old req ignore */
- else
- {
- clib_warning ("IKE msgid %u req ignore from %U to %U",
- msg_id,
- format_ip4_address, &sa->raddr,
- format_ip4_address, &sa->iaddr);
- return -1;
- }
-}
-
-
-static uword
-ikev2_node_fn (vlib_main_t * vm,
- vlib_node_runtime_t * node, vlib_frame_t * frame)
-{
- u32 n_left_from, *from, *to_next;
- ikev2_next_t next_index;
- ikev2_main_t *km = &ikev2_main;
- u32 thread_index = vlib_get_thread_index ();
-
- from = vlib_frame_vector_args (frame);
- n_left_from = frame->n_vectors;
- next_index = node->cached_next_index;
-
- while (n_left_from > 0)
- {
- u32 n_left_to_next;
-
- vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);
-
- while (n_left_from > 0 && n_left_to_next > 0)
- {
- u32 bi0;
- vlib_buffer_t *b0;
- u32 next0 = IKEV2_NEXT_ERROR_DROP;
- u32 sw_if_index0;
- ip4_header_t *ip40;
- udp_header_t *udp0;
- ike_header_t *ike0;
- ikev2_sa_t *sa0 = 0;
- ikev2_sa_t sa; /* temporary store for SA */
- int len = 0;
- int r;
-
- /* speculatively enqueue b0 to the current next frame */
- bi0 = from[0];
- to_next[0] = bi0;
- from += 1;
- to_next += 1;
- n_left_from -= 1;
- n_left_to_next -= 1;
-
- b0 = vlib_get_buffer (vm, bi0);
- ike0 = vlib_buffer_get_current (b0);
- vlib_buffer_advance (b0, -sizeof (*udp0));
- udp0 = vlib_buffer_get_current (b0);
- vlib_buffer_advance (b0, -sizeof (*ip40));
- ip40 = vlib_buffer_get_current (b0);
-
- if (ike0->version != IKE_VERSION_2)
- {
- vlib_node_increment_counter (vm, ikev2_node.index,
- IKEV2_ERROR_NOT_IKEV2, 1);
- goto dispatch0;
- }
-
- if (ike0->exchange == IKEV2_EXCHANGE_SA_INIT)
- {
- sa0 = &sa;
- clib_memset (sa0, 0, sizeof (*sa0));
-
- if (ike0->flags & IKEV2_HDR_FLAG_INITIATOR)
- {
- if (ike0->rspi == 0)
- {
- sa0->raddr.as_u32 = ip40->dst_address.as_u32;
- sa0->iaddr.as_u32 = ip40->src_address.as_u32;
-
- r = ikev2_retransmit_sa_init (ike0, sa0->iaddr,
- sa0->raddr);
- if (r == 1)
- {
- vlib_node_increment_counter (vm, ikev2_node.index,
- IKEV2_ERROR_IKE_SA_INIT_RETRANSMIT,
- 1);
- len = clib_net_to_host_u32 (ike0->length);
- goto dispatch0;
- }
- else if (r == -1)
- {
- vlib_node_increment_counter (vm, ikev2_node.index,
- IKEV2_ERROR_IKE_SA_INIT_IGNORE,
- 1);
- goto dispatch0;
- }
-
- ikev2_process_sa_init_req (vm, sa0, ike0);
-
- if (sa0->state == IKEV2_STATE_SA_INIT)
- {
- ikev2_sa_free_proposal_vector (&sa0->r_proposals);
- sa0->r_proposals =
- ikev2_select_proposal (sa0->i_proposals,
- IKEV2_PROTOCOL_IKE);
- ikev2_generate_sa_init_data (sa0);
- }
-
- if (sa0->state == IKEV2_STATE_SA_INIT
- || sa0->state == IKEV2_STATE_NOTIFY_AND_DELETE)
- {
- len = ikev2_generate_message (sa0, ike0, 0);
- }
-
- if (sa0->state == IKEV2_STATE_SA_INIT)
- {
- /* add SA to the pool */
- pool_get (km->per_thread_data[thread_index].sas,
- sa0);
- clib_memcpy_fast (sa0, &sa, sizeof (*sa0));
- hash_set (km->
- per_thread_data[thread_index].sa_by_rspi,
- sa0->rspi,
- sa0 -
- km->per_thread_data[thread_index].sas);
- }
- else
- {
- ikev2_sa_free_all_vec (sa0);
- }
- }
- }
- else //received sa_init without initiator flag
- {
- ikev2_process_sa_init_resp (vm, sa0, ike0);
-
- if (sa0->state == IKEV2_STATE_SA_INIT)
- {
- ike0->exchange = IKEV2_EXCHANGE_IKE_AUTH;
- uword *p = hash_get (km->sa_by_ispi, ike0->ispi);
- if (p)
- {
- ikev2_sa_t *sai =
- pool_elt_at_index (km->sais, p[0]);
-
- ikev2_complete_sa_data (sa0, sai);
- ikev2_calc_keys (sa0);
- ikev2_sa_auth_init (sa0);
- len = ikev2_generate_message (sa0, ike0, 0);
- }
- }
-
- if (sa0->state == IKEV2_STATE_SA_INIT)
- {
- /* add SA to the pool */
- pool_get (km->per_thread_data[thread_index].sas, sa0);
- clib_memcpy_fast (sa0, &sa, sizeof (*sa0));
- hash_set (km->per_thread_data[thread_index].sa_by_rspi,
- sa0->rspi,
- sa0 - km->per_thread_data[thread_index].sas);
- }
- else
- {
- ikev2_sa_free_all_vec (sa0);
- }
- }
- }
- else if (ike0->exchange == IKEV2_EXCHANGE_IKE_AUTH)
- {
- uword *p;
- p = hash_get (km->per_thread_data[thread_index].sa_by_rspi,
- clib_net_to_host_u64 (ike0->rspi));
- if (p)
- {
- sa0 =
- pool_elt_at_index (km->per_thread_data[thread_index].sas,
- p[0]);
-
- r = ikev2_retransmit_resp (sa0, ike0);
- if (r == 1)
- {
- vlib_node_increment_counter (vm, ikev2_node.index,
- IKEV2_ERROR_IKE_REQ_RETRANSMIT,
- 1);
- len = clib_net_to_host_u32 (ike0->length);
- goto dispatch0;
- }
- else if (r == -1)
- {
- vlib_node_increment_counter (vm, ikev2_node.index,
- IKEV2_ERROR_IKE_REQ_IGNORE,
- 1);
- goto dispatch0;
- }
-
- ikev2_process_auth_req (vm, sa0, ike0);
- ikev2_sa_auth (sa0);
- if (sa0->state == IKEV2_STATE_AUTHENTICATED)
- {
- ikev2_initial_contact_cleanup (sa0);
- ikev2_sa_match_ts (sa0);
- if (sa0->state != IKEV2_STATE_TS_UNACCEPTABLE)
- ikev2_create_tunnel_interface (km->vnet_main, sa0,
- &sa0->childs[0]);
- }
-
- if (sa0->is_initiator)
- {
- uword *p = hash_get (km->sa_by_ispi, ike0->ispi);
- if (p)
- {
- ikev2_sa_t *sai =
- pool_elt_at_index (km->sais, p[0]);
- hash_unset (km->sa_by_ispi, sai->ispi);
- ikev2_sa_free_all_vec (sai);
- pool_put (km->sais, sai);
- }
- }
- else
- {
- len = ikev2_generate_message (sa0, ike0, 0);
- }
- }
- }
- else if (ike0->exchange == IKEV2_EXCHANGE_INFORMATIONAL)
- {
- uword *p;
- p = hash_get (km->per_thread_data[thread_index].sa_by_rspi,
- clib_net_to_host_u64 (ike0->rspi));
- if (p)
- {
- sa0 =
- pool_elt_at_index (km->per_thread_data[thread_index].sas,
- p[0]);
-
- r = ikev2_retransmit_resp (sa0, ike0);
- if (r == 1)
- {
- vlib_node_increment_counter (vm, ikev2_node.index,
- IKEV2_ERROR_IKE_REQ_RETRANSMIT,
- 1);
- len = clib_net_to_host_u32 (ike0->length);
- goto dispatch0;
- }
- else if (r == -1)
- {
- vlib_node_increment_counter (vm, ikev2_node.index,
- IKEV2_ERROR_IKE_REQ_IGNORE,
- 1);
- goto dispatch0;
- }
-
- ikev2_process_informational_req (vm, sa0, ike0);
- if (sa0->del)
- {
- if (sa0->del[0].protocol_id != IKEV2_PROTOCOL_IKE)
- {
- ikev2_delete_t *d, *tmp, *resp = 0;
- vec_foreach (d, sa0->del)
- {
- ikev2_child_sa_t *ch_sa;
- ch_sa = ikev2_sa_get_child (sa0, d->spi,
- d->protocol_id,
- !sa0->is_initiator);
- if (ch_sa)
- {
- ikev2_delete_tunnel_interface (km->vnet_main,
- sa0, ch_sa);
- if (!sa0->is_initiator)
- {
- vec_add2 (resp, tmp, 1);
- tmp->protocol_id = d->protocol_id;
- tmp->spi = ch_sa->r_proposals[0].spi;
- }
- ikev2_sa_del_child_sa (sa0, ch_sa);
- }
- }
- if (!sa0->is_initiator)
- {
- vec_free (sa0->del);
- sa0->del = resp;
- }
- }
- }
- if (!sa0->is_initiator)
- {
- len = ikev2_generate_message (sa0, ike0, 0);
- }
- }
- }
- else if (ike0->exchange == IKEV2_EXCHANGE_CREATE_CHILD_SA)
- {
- uword *p;
- p = hash_get (km->per_thread_data[thread_index].sa_by_rspi,
- clib_net_to_host_u64 (ike0->rspi));
- if (p)
- {
- sa0 =
- pool_elt_at_index (km->per_thread_data[thread_index].sas,
- p[0]);
-
- r = ikev2_retransmit_resp (sa0, ike0);
- if (r == 1)
- {
- vlib_node_increment_counter (vm, ikev2_node.index,
- IKEV2_ERROR_IKE_REQ_RETRANSMIT,
- 1);
- len = clib_net_to_host_u32 (ike0->length);
- goto dispatch0;
- }
- else if (r == -1)
- {
- vlib_node_increment_counter (vm, ikev2_node.index,
- IKEV2_ERROR_IKE_REQ_IGNORE,
- 1);
- goto dispatch0;
- }
-
- ikev2_process_create_child_sa_req (vm, sa0, ike0);
- if (sa0->rekey)
- {
- if (sa0->rekey[0].protocol_id != IKEV2_PROTOCOL_IKE)
- {
- ikev2_child_sa_t *child;
- vec_add2 (sa0->childs, child, 1);
- child->r_proposals = sa0->rekey[0].r_proposal;
- child->i_proposals = sa0->rekey[0].i_proposal;
- child->tsi = sa0->rekey[0].tsi;
- child->tsr = sa0->rekey[0].tsr;
- ikev2_create_tunnel_interface (km->vnet_main, sa0,
- child);
- }
- if (sa0->is_initiator)
- {
- vec_del1 (sa0->rekey, 0);
- }
- else
- {
- len = ikev2_generate_message (sa0, ike0, 0);
- }
- }
- }
- }
- else
- {
- clib_warning ("IKEv2 exchange %u packet received from %U to %U",
- ike0->exchange,
- format_ip4_address, ip40->src_address.as_u8,
- format_ip4_address, ip40->dst_address.as_u8);
- }
-
- dispatch0:
- /* if we are sending packet back, rewrite headers */
- if (len)
- {
- next0 = IKEV2_NEXT_IP4_LOOKUP;
- if (sa0->is_initiator)
- {
- ip40->dst_address.as_u32 = sa0->raddr.as_u32;
- ip40->src_address.as_u32 = sa0->iaddr.as_u32;
- }
- else
- {
- ip40->dst_address.as_u32 = sa0->iaddr.as_u32;
- ip40->src_address.as_u32 = sa0->raddr.as_u32;
- }
- udp0->length =
- clib_host_to_net_u16 (len + sizeof (udp_header_t));
- udp0->checksum = 0;
- b0->current_length =
- len + sizeof (ip4_header_t) + sizeof (udp_header_t);
- ip40->length = clib_host_to_net_u16 (b0->current_length);
- ip40->checksum = ip4_header_checksum (ip40);
- }
- /* delete sa */
- if (sa0 && (sa0->state == IKEV2_STATE_DELETED ||
- sa0->state == IKEV2_STATE_NOTIFY_AND_DELETE))
- {
- ikev2_child_sa_t *c;
-
- vec_foreach (c, sa0->childs)
- ikev2_delete_tunnel_interface (km->vnet_main, sa0, c);
-
- ikev2_delete_sa (sa0);
- }
- sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_RX];
-
- if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE)
- && (b0->flags & VLIB_BUFFER_IS_TRACED)))
- {
- ikev2_trace_t *t = vlib_add_trace (vm, node, b0, sizeof (*t));
- t->sw_if_index = sw_if_index0;
- t->next_index = next0;
- }
-
- vlib_validate_buffer_enqueue_x1 (vm, node, next_index, to_next,
- n_left_to_next, bi0, next0);
- }
-
- vlib_put_next_frame (vm, node, next_index, n_left_to_next);
- }
-
- vlib_node_increment_counter (vm, ikev2_node.index,
- IKEV2_ERROR_PROCESSED, frame->n_vectors);
- return frame->n_vectors;
-}
-
-/* *INDENT-OFF* */
-VLIB_REGISTER_NODE (ikev2_node,static) = {
- .function = ikev2_node_fn,
- .name = "ikev2",
- .vector_size = sizeof (u32),
- .format_trace = format_ikev2_trace,
- .type = VLIB_NODE_TYPE_INTERNAL,
-
- .n_errors = ARRAY_LEN(ikev2_error_strings),
- .error_strings = ikev2_error_strings,
-
- .n_next_nodes = IKEV2_N_NEXT,
-
- .next_nodes = {
- [IKEV2_NEXT_IP4_LOOKUP] = "ip4-lookup",
- [IKEV2_NEXT_ERROR_DROP] = "error-drop",
- },
-};
-/* *INDENT-ON* */
-
-// set ikev2 proposals when vpp is used as initiator
-static clib_error_t *
-ikev2_set_initiator_proposals (vlib_main_t * vm, ikev2_sa_t * sa,
- ikev2_transforms_set * ts,
- ikev2_sa_proposal_t ** proposals, int is_ike)
-{
- clib_error_t *r;
- ikev2_main_t *km = &ikev2_main;
- ikev2_sa_proposal_t *proposal;
- vec_add2 (*proposals, proposal, 1);
- ikev2_sa_transform_t *td;
- int error;
-
- /* Encryption */
- error = 1;
- vec_foreach (td, km->supported_transforms)
- {
- if (td->type == IKEV2_TRANSFORM_TYPE_ENCR
- && td->encr_type == ts->crypto_alg
- && td->key_len == ts->crypto_key_size / 8)
- {
- u16 attr[2];
- attr[0] = clib_host_to_net_u16 (14 | (1 << 15));
- attr[1] = clib_host_to_net_u16 (td->key_len << 3);
- vec_add (td->attrs, (u8 *) attr, 4);
- vec_add1 (proposal->transforms, *td);
- td->attrs = 0;
-
- error = 0;
- break;
- }
- }
- if (error)
- {
- r = clib_error_return (0, "Unsupported algorithm");
- return r;
- }
-
- /* Integrity */
- error = 1;
- vec_foreach (td, km->supported_transforms)
- {
- if (td->type == IKEV2_TRANSFORM_TYPE_INTEG
- && td->integ_type == ts->integ_alg)
- {
- vec_add1 (proposal->transforms, *td);
- error = 0;
- break;
- }
- }
- if (error)
- {
- clib_warning
- ("Didn't find any supported algorithm for IKEV2_TRANSFORM_TYPE_INTEG");
- r = clib_error_return (0, "Unsupported algorithm");
- return r;
- }
-
- /* PRF */
- if (is_ike)
- {
- error = 1;
- vec_foreach (td, km->supported_transforms)
- {
- if (td->type == IKEV2_TRANSFORM_TYPE_PRF
- && td->prf_type == IKEV2_TRANSFORM_PRF_TYPE_PRF_HMAC_SHA2_256)
- {
- vec_add1 (proposal->transforms, *td);
- error = 0;
- break;
- }
- }
- if (error)
- {
- r = clib_error_return (0, "Unsupported algorithm");
- return r;
- }
- }
-
- /* DH */
- error = 1;
- vec_foreach (td, km->supported_transforms)
- {
- if (td->type == IKEV2_TRANSFORM_TYPE_DH && td->dh_type == ts->dh_type)
- {
- vec_add1 (proposal->transforms, *td);
- if (is_ike)
- {
- sa->dh_group = td->dh_type;
- }
- error = 0;
- break;
- }
- }
- if (error)
- {
- r = clib_error_return (0, "Unsupported algorithm");
- return r;
- }
-
- if (!is_ike)
- {
- error = 1;
- vec_foreach (td, km->supported_transforms)
- {
- if (td->type == IKEV2_TRANSFORM_TYPE_ESN)
- {
- vec_add1 (proposal->transforms, *td);
- error = 0;
- break;
- }
- }
- if (error)
- {
- r = clib_error_return (0, "Unsupported algorithm");
- return r;
- }
- }
-
-
- return 0;
-}
-
-static ikev2_profile_t *
-ikev2_profile_index_by_name (u8 * name)
-{
- ikev2_main_t *km = &ikev2_main;
- uword *p;
-
- p = mhash_get (&km->profile_index_by_name, name);
- if (!p)
- return 0;
-
- return pool_elt_at_index (km->profiles, p[0]);
-}
-
-
-static void
-ikev2_send_ike (vlib_main_t * vm, ip4_address_t * src, ip4_address_t * dst,
- u32 bi0, u32 len)
-{
- ip4_header_t *ip40;
- udp_header_t *udp0;
- vlib_buffer_t *b0;
- vlib_frame_t *f;
- u32 *to_next;
-
- b0 = vlib_get_buffer (vm, bi0);
- vlib_buffer_advance (b0, -sizeof (udp_header_t));
- udp0 = vlib_buffer_get_current (b0);
- vlib_buffer_advance (b0, -sizeof (ip4_header_t));
- ip40 = vlib_buffer_get_current (b0);
-
-
- ip40->ip_version_and_header_length = 0x45;
- ip40->tos = 0;
- ip40->fragment_id = 0;
- ip40->flags_and_fragment_offset = 0;
- ip40->ttl = 0xff;
- ip40->protocol = IP_PROTOCOL_UDP;
- ip40->dst_address.as_u32 = dst->as_u32;
- ip40->src_address.as_u32 = src->as_u32;
- udp0->dst_port = clib_host_to_net_u16 (500);
- udp0->src_port = clib_host_to_net_u16 (500);
- udp0->length = clib_host_to_net_u16 (len + sizeof (udp_header_t));
- udp0->checksum = 0;
- b0->current_length = len + sizeof (ip4_header_t) + sizeof (udp_header_t);
- ip40->length = clib_host_to_net_u16 (b0->current_length);
- ip40->checksum = ip4_header_checksum (ip40);
-
-
- /* send the request */
- f = vlib_get_frame_to_node (vm, ip4_lookup_node.index);
- to_next = vlib_frame_vector_args (f);
- to_next[0] = bi0;
- f->n_vectors = 1;
- vlib_put_frame_to_node (vm, ip4_lookup_node.index, f);
-
-}
-
-static u32
-ikev2_get_new_ike_header_buff (vlib_main_t * vm, ike_header_t ** ike)
-{
- u32 bi0;
- if (vlib_buffer_alloc (vm, &bi0, 1) != 1)
- {
- *ike = 0;
- return 0;
- }
- vlib_buffer_t *b0 = vlib_get_buffer (vm, bi0);
- *ike = vlib_buffer_get_current (b0);
- return bi0;
-}
-
-clib_error_t *
-ikev2_set_local_key (vlib_main_t * vm, u8 * file)
-{
- ikev2_main_t *km = &ikev2_main;
-
- km->pkey = ikev2_load_key_file (file);
- if (km->pkey == NULL)
- return clib_error_return (0, "load key '%s' failed", file);
-
- return 0;
-}
-
-clib_error_t *
-ikev2_add_del_profile (vlib_main_t * vm, u8 * name, int is_add)
-{
- ikev2_main_t *km = &ikev2_main;
- ikev2_profile_t *p;
-
- if (is_add)
- {
- if (ikev2_profile_index_by_name (name))
- return clib_error_return (0, "policy %v already exists", name);
-
- pool_get (km->profiles, p);
- clib_memset (p, 0, sizeof (*p));
- p->name = vec_dup (name);
- p->responder.sw_if_index = ~0;
- uword index = p - km->profiles;
- mhash_set_mem (&km->profile_index_by_name, name, &index, 0);
- }
- else
- {
- p = ikev2_profile_index_by_name (name);
- if (!p)
- return clib_error_return (0, "policy %v does not exists", name);
-
- vec_free (p->name);
- pool_put (km->profiles, p);
- mhash_unset (&km->profile_index_by_name, name, 0);
- }
- return 0;
-}
-
-clib_error_t *
-ikev2_set_profile_auth (vlib_main_t * vm, u8 * name, u8 auth_method,
- u8 * auth_data, u8 data_hex_format)
-{
- ikev2_profile_t *p;
- clib_error_t *r;
-
- p = ikev2_profile_index_by_name (name);
-
- if (!p)
- {
- r = clib_error_return (0, "unknown profile %v", name);
- return r;
- }
- vec_free (p->auth.data);
- p->auth.method = auth_method;
- p->auth.data = vec_dup (auth_data);
- p->auth.hex = data_hex_format;
-
- if (auth_method == IKEV2_AUTH_METHOD_RSA_SIG)
- {
- vec_add1 (p->auth.data, 0);
- if (p->auth.key)
- EVP_PKEY_free (p->auth.key);
- p->auth.key = ikev2_load_cert_file (auth_data);
- if (p->auth.key == NULL)
- return clib_error_return (0, "load cert '%s' failed", auth_data);
- }
-
- return 0;
-}
-
-clib_error_t *
-ikev2_set_profile_id (vlib_main_t * vm, u8 * name, u8 id_type, u8 * data,
- int is_local)
-{
- ikev2_profile_t *p;
- clib_error_t *r;
-
- if (id_type > IKEV2_ID_TYPE_ID_RFC822_ADDR
- && id_type < IKEV2_ID_TYPE_ID_KEY_ID)
- {
- r = clib_error_return (0, "unsupported identity type %U",
- format_ikev2_id_type, id_type);
- return r;
- }
-
- p = ikev2_profile_index_by_name (name);
-
- if (!p)
- {
- r = clib_error_return (0, "unknown profile %v", name);
- return r;
- }
-
- if (is_local)
- {
- vec_free (p->loc_id.data);
- p->loc_id.type = id_type;
- p->loc_id.data = vec_dup (data);
- }
- else
- {
- vec_free (p->rem_id.data);
- p->rem_id.type = id_type;
- p->rem_id.data = vec_dup (data);
- }
-
- return 0;
-}
-
-clib_error_t *
-ikev2_set_profile_ts (vlib_main_t * vm, u8 * name, u8 protocol_id,
- u16 start_port, u16 end_port, ip4_address_t start_addr,
- ip4_address_t end_addr, int is_local)
-{
- ikev2_profile_t *p;
- clib_error_t *r;
-
- p = ikev2_profile_index_by_name (name);
-
- if (!p)
- {
- r = clib_error_return (0, "unknown profile %v", name);
- return r;
- }
-
- if (is_local)
- {
- p->loc_ts.start_addr.as_u32 = start_addr.as_u32;
- p->loc_ts.end_addr.as_u32 = end_addr.as_u32;
- p->loc_ts.start_port = start_port;
- p->loc_ts.end_port = end_port;
- p->loc_ts.protocol_id = protocol_id;
- p->loc_ts.ts_type = 7;
- }
- else
- {
- p->rem_ts.start_addr.as_u32 = start_addr.as_u32;
- p->rem_ts.end_addr.as_u32 = end_addr.as_u32;
- p->rem_ts.start_port = start_port;
- p->rem_ts.end_port = end_port;
- p->rem_ts.protocol_id = protocol_id;
- p->rem_ts.ts_type = 7;
- }
-
- return 0;
-}
-
-
-clib_error_t *
-ikev2_set_profile_responder (vlib_main_t * vm, u8 * name,
- u32 sw_if_index, ip4_address_t ip4)
-{
- ikev2_profile_t *p;
- clib_error_t *r;
-
- p = ikev2_profile_index_by_name (name);
-
- if (!p)
- {
- r = clib_error_return (0, "unknown profile %v", name);
- return r;
- }
-
- p->responder.sw_if_index = sw_if_index;
- p->responder.ip4 = ip4;
-
- return 0;
-}
-
-clib_error_t *
-ikev2_set_profile_ike_transforms (vlib_main_t * vm, u8 * name,
- ikev2_transform_encr_type_t crypto_alg,
- ikev2_transform_integ_type_t integ_alg,
- ikev2_transform_dh_type_t dh_type,
- u32 crypto_key_size)
-{
- ikev2_profile_t *p;
- clib_error_t *r;
-
- p = ikev2_profile_index_by_name (name);
-
- if (!p)
- {
- r = clib_error_return (0, "unknown profile %v", name);
- return r;
- }
-
- p->ike_ts.crypto_alg = crypto_alg;
- p->ike_ts.integ_alg = integ_alg;
- p->ike_ts.dh_type = dh_type;
- p->ike_ts.crypto_key_size = crypto_key_size;
- return 0;
-}
-
-clib_error_t *
-ikev2_set_profile_esp_transforms (vlib_main_t * vm, u8 * name,
- ikev2_transform_encr_type_t crypto_alg,
- ikev2_transform_integ_type_t integ_alg,
- ikev2_transform_dh_type_t dh_type,
- u32 crypto_key_size)
-{
- ikev2_profile_t *p;
- clib_error_t *r;
-
- p = ikev2_profile_index_by_name (name);
-
- if (!p)
- {
- r = clib_error_return (0, "unknown profile %v", name);
- return r;
- }
-
- p->esp_ts.crypto_alg = crypto_alg;
- p->esp_ts.integ_alg = integ_alg;
- p->esp_ts.dh_type = dh_type;
- p->esp_ts.crypto_key_size = crypto_key_size;
- return 0;
-}
-
-clib_error_t *
-ikev2_set_profile_sa_lifetime (vlib_main_t * vm, u8 * name,
- u64 lifetime, u32 jitter, u32 handover,
- u64 maxdata)
-{
- ikev2_profile_t *p;
- clib_error_t *r;
-
- p = ikev2_profile_index_by_name (name);
-
- if (!p)
- {
- r = clib_error_return (0, "unknown profile %v", name);
- return r;
- }
-
- p->lifetime = lifetime;
- p->lifetime_jitter = jitter;
- p->handover = handover;
- p->lifetime_maxdata = maxdata;
- return 0;
-}
-
-clib_error_t *
-ikev2_initiate_sa_init (vlib_main_t * vm, u8 * name)
-{
- ikev2_profile_t *p;
- clib_error_t *r;
- ip4_main_t *im = &ip4_main;
- ikev2_main_t *km = &ikev2_main;
-
- p = ikev2_profile_index_by_name (name);
-
- if (!p)
- {
- r = clib_error_return (0, "unknown profile %v", name);
- return r;
- }
-
- if (p->responder.sw_if_index == ~0 || p->responder.ip4.data_u32 == 0)
- {
- r = clib_error_return (0, "responder not set for profile %v", name);
- return r;
- }
-
-
- /* Create the Initiator Request */
- {
- ike_header_t *ike0;
- u32 bi0 = 0;
- ip_lookup_main_t *lm = &im->lookup_main;
- u32 if_add_index0;
- int len = sizeof (ike_header_t);
-
- /* Get own iface IP */
- if_add_index0 =
- lm->if_address_pool_index_by_sw_if_index[p->responder.sw_if_index];
- ip_interface_address_t *if_add =
- pool_elt_at_index (lm->if_address_pool, if_add_index0);
- ip4_address_t *if_ip = ip_interface_address_get_address (lm, if_add);
-
- bi0 = ikev2_get_new_ike_header_buff (vm, &ike0);
-
- /* Prepare the SA and the IKE payload */
- ikev2_sa_t sa;
- clib_memset (&sa, 0, sizeof (ikev2_sa_t));
- ikev2_payload_chain_t *chain = 0;
- ikev2_payload_new_chain (chain);
-
- /* Build the IKE proposal payload */
- ikev2_sa_proposal_t *proposals = 0;
- ikev2_set_initiator_proposals (vm, &sa, &p->ike_ts, &proposals, 1);
- proposals[0].proposal_num = 1;
- proposals[0].protocol_id = IKEV2_PROTOCOL_IKE;
-
- /* Add and then cleanup proposal data */
- ikev2_payload_add_sa (chain, proposals);
- ikev2_sa_free_proposal_vector (&proposals);
-
- sa.is_initiator = 1;
- sa.profile = p;
- sa.state = IKEV2_STATE_SA_INIT;
- ikev2_generate_sa_init_data (&sa);
- ikev2_payload_add_ke (chain, sa.dh_group, sa.i_dh_data);
- ikev2_payload_add_nonce (chain, sa.i_nonce);
-
- /* Build the child SA proposal */
- vec_resize (sa.childs, 1);
- ikev2_set_initiator_proposals (vm, &sa, &p->esp_ts,
- &sa.childs[0].i_proposals, 0);
- sa.childs[0].i_proposals[0].proposal_num = 1;
- sa.childs[0].i_proposals[0].protocol_id = IKEV2_PROTOCOL_ESP;
- RAND_bytes ((u8 *) & sa.childs[0].i_proposals[0].spi,
- sizeof (sa.childs[0].i_proposals[0].spi));
-
-
-
- /* Add NAT detection notification messages (mandatory) */
- u8 nat_detection_source[8 + 8 + 4 + 2];
- u8 *nat_detection_sha1 = vec_new (u8, 20);
-
- u64 tmpspi = clib_host_to_net_u64 (sa.ispi);
- clib_memcpy_fast (&nat_detection_source[0], &tmpspi, sizeof (tmpspi));
- tmpspi = clib_host_to_net_u64 (sa.rspi);
- clib_memcpy_fast (&nat_detection_source[8], &tmpspi, sizeof (tmpspi));
- u16 tmpport = clib_host_to_net_u16 (500);
- clib_memcpy_fast (&nat_detection_source[8 + 8 + 4], &tmpport,
- sizeof (tmpport));
- u32 tmpip = clib_host_to_net_u32 (if_ip->as_u32);
- clib_memcpy_fast (&nat_detection_source[8 + 8], &tmpip, sizeof (tmpip));
- SHA1 (nat_detection_source, sizeof (nat_detection_source),
- nat_detection_sha1);
- ikev2_payload_add_notify (chain, IKEV2_NOTIFY_MSG_NAT_DETECTION_SOURCE_IP,
- nat_detection_sha1);
- tmpip = clib_host_to_net_u32 (p->responder.ip4.as_u32);
- clib_memcpy_fast (&nat_detection_source[8 + 8], &tmpip, sizeof (tmpip));
- SHA1 (nat_detection_source, sizeof (nat_detection_source),
- nat_detection_sha1);
- ikev2_payload_add_notify (chain,
- IKEV2_NOTIFY_MSG_NAT_DETECTION_DESTINATION_IP,
- nat_detection_sha1);
- vec_free (nat_detection_sha1);
-
- u8 *sig_hash_algo = vec_new (u8, 8);
- u64 tmpsig = clib_host_to_net_u64 (0x0001000200030004);
- clib_memcpy_fast (sig_hash_algo, &tmpsig, sizeof (tmpsig));
- ikev2_payload_add_notify (chain,
- IKEV2_NOTIFY_MSG_SIGNATURE_HASH_ALGORITHMS,
- sig_hash_algo);
- vec_free (sig_hash_algo);
-
-
- /* Buffer update and boilerplate */
- len += vec_len (chain->data);
- ike0->nextpayload = chain->first_payload_type;
- ike0->length = clib_host_to_net_u32 (len);
- clib_memcpy_fast (ike0->payload, chain->data, vec_len (chain->data));
- ikev2_payload_destroy_chain (chain);
-
- ike0->version = IKE_VERSION_2;
- ike0->flags = IKEV2_HDR_FLAG_INITIATOR;
- ike0->exchange = IKEV2_EXCHANGE_SA_INIT;
- ike0->ispi = sa.ispi;
-
- /* store whole IKE payload - needed for PSK auth */
- vec_free (sa.last_sa_init_req_packet_data);
- vec_add (sa.last_sa_init_req_packet_data, ike0, len);
-
- /* add data to the SA then add it to the pool */
- sa.iaddr.as_u32 = if_ip->as_u32;
- sa.raddr.as_u32 = p->responder.ip4.as_u32;
- sa.i_id.type = p->loc_id.type;
- sa.i_id.data = vec_dup (p->loc_id.data);
- sa.i_auth.method = p->auth.method;
- sa.i_auth.hex = p->auth.hex;
- sa.i_auth.data = vec_dup (p->auth.data);
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- clib_memcpy_fast (sa.i_auth.key, p->auth.key,
- EVP_PKEY_size (p->auth.key));
-#else
- sa.i_auth.key = vec_dup (p->auth.key);
-#endif
- vec_add (sa.childs[0].tsi, &p->loc_ts, 1);
- vec_add (sa.childs[0].tsr, &p->rem_ts, 1);
-
- /* add SA to the pool */
- ikev2_sa_t *sa0 = 0;
- pool_get (km->sais, sa0);
- clib_memcpy_fast (sa0, &sa, sizeof (*sa0));
- hash_set (km->sa_by_ispi, sa0->ispi, sa0 - km->sais);
-
- ikev2_send_ike (vm, if_ip, &p->responder.ip4, bi0, len);
-
- }
-
- return 0;
-}
-
-static void
-ikev2_delete_child_sa_internal (vlib_main_t * vm, ikev2_sa_t * sa,
- ikev2_child_sa_t * csa)
-{
- /* Create the Initiator notification for child SA removal */
- ikev2_main_t *km = &ikev2_main;
- ike_header_t *ike0;
- u32 bi0 = 0;
- int len;
-
- bi0 = ikev2_get_new_ike_header_buff (vm, &ike0);
-
-
- ike0->exchange = IKEV2_EXCHANGE_INFORMATIONAL;
- ike0->ispi = clib_host_to_net_u64 (sa->ispi);
- ike0->rspi = clib_host_to_net_u64 (sa->rspi);
- vec_resize (sa->del, 1);
- sa->del->protocol_id = IKEV2_PROTOCOL_ESP;
- sa->del->spi = csa->i_proposals->spi;
- ike0->msgid = clib_host_to_net_u32 (sa->last_init_msg_id + 1);
- sa->last_init_msg_id = clib_net_to_host_u32 (ike0->msgid);
- len = ikev2_generate_message (sa, ike0, 0);
-
- ikev2_send_ike (vm, &sa->iaddr, &sa->raddr, bi0, len);
-
- /* delete local child SA */
- ikev2_delete_tunnel_interface (km->vnet_main, sa, csa);
- ikev2_sa_del_child_sa (sa, csa);
-}
-
-clib_error_t *
-ikev2_initiate_delete_child_sa (vlib_main_t * vm, u32 ispi)
-{
- clib_error_t *r;
- ikev2_main_t *km = &ikev2_main;
- ikev2_main_per_thread_data_t *tkm;
- ikev2_sa_t *fsa = 0;
- ikev2_child_sa_t *fchild = 0;
-
- /* Search for the child SA */
- vec_foreach (tkm, km->per_thread_data)
- {
- ikev2_sa_t *sa;
- if (fchild)
- break;
- /* *INDENT-OFF* */
- pool_foreach (sa, tkm->sas, ({
- fchild = ikev2_sa_get_child(sa, ispi, IKEV2_PROTOCOL_ESP, 1);
- if (fchild)
- {
- fsa = sa;
- break;
- }
- }));
- /* *INDENT-ON* */
- }
-
- if (!fchild || !fsa)
- {
- r = clib_error_return (0, "Child SA not found");
- return r;
- }
- else
- {
- ikev2_delete_child_sa_internal (vm, fsa, fchild);
- }
-
- return 0;
-}
-
-clib_error_t *
-ikev2_initiate_delete_ike_sa (vlib_main_t * vm, u64 ispi)
-{
- clib_error_t *r;
- ikev2_main_t *km = &ikev2_main;
- ikev2_main_per_thread_data_t *tkm;
- ikev2_sa_t *fsa = 0;
- ikev2_main_per_thread_data_t *ftkm = 0;
-
- /* Search for the IKE SA */
- vec_foreach (tkm, km->per_thread_data)
- {
- ikev2_sa_t *sa;
- if (fsa)
- break;
- /* *INDENT-OFF* */
- pool_foreach (sa, tkm->sas, ({
- if (sa->ispi == ispi)
- {
- fsa = sa;
- ftkm = tkm;
- break;
- }
- }));
- /* *INDENT-ON* */
- }
-
- if (!fsa)
- {
- r = clib_error_return (0, "IKE SA not found");
- return r;
- }
-
-
- /* Create the Initiator notification for IKE SA removal */
- {
- ike_header_t *ike0;
- u32 bi0 = 0;
- int len;
-
- bi0 = ikev2_get_new_ike_header_buff (vm, &ike0);
-
-
- ike0->exchange = IKEV2_EXCHANGE_INFORMATIONAL;
- ike0->ispi = clib_host_to_net_u64 (fsa->ispi);
- ike0->rspi = clib_host_to_net_u64 (fsa->rspi);
- vec_resize (fsa->del, 1);
- fsa->del->protocol_id = IKEV2_PROTOCOL_IKE;
- fsa->del->spi = ispi;
- ike0->msgid = clib_host_to_net_u32 (fsa->last_init_msg_id + 1);
- fsa->last_init_msg_id = clib_net_to_host_u32 (ike0->msgid);
- len = ikev2_generate_message (fsa, ike0, 0);
-
- ikev2_send_ike (vm, &fsa->iaddr, &fsa->raddr, bi0, len);
- }
-
-
- /* delete local SA */
- ikev2_child_sa_t *c;
- vec_foreach (c, fsa->childs)
- {
- ikev2_delete_tunnel_interface (km->vnet_main, fsa, c);
- ikev2_sa_del_child_sa (fsa, c);
- }
- ikev2_sa_free_all_vec (fsa);
- uword *p = hash_get (ftkm->sa_by_rspi, fsa->rspi);
- if (p)
- {
- hash_unset (ftkm->sa_by_rspi, fsa->rspi);
- pool_put (ftkm->sas, fsa);
- }
-
-
- return 0;
-}
-
-static void
-ikev2_rekey_child_sa_internal (vlib_main_t * vm, ikev2_sa_t * sa,
- ikev2_child_sa_t * csa)
-{
- /* Create the Initiator request for create child SA */
- ike_header_t *ike0;
- u32 bi0 = 0;
- int len;
-
-
- bi0 = ikev2_get_new_ike_header_buff (vm, &ike0);
-
-
- ike0->version = IKE_VERSION_2;
- ike0->flags = IKEV2_HDR_FLAG_INITIATOR;
- ike0->exchange = IKEV2_EXCHANGE_CREATE_CHILD_SA;
- ike0->ispi = clib_host_to_net_u64 (sa->ispi);
- ike0->rspi = clib_host_to_net_u64 (sa->rspi);
- ike0->msgid = clib_host_to_net_u32 (sa->last_init_msg_id + 1);
- sa->last_init_msg_id = clib_net_to_host_u32 (ike0->msgid);
-
- ikev2_rekey_t *rekey;
- vec_add2 (sa->rekey, rekey, 1);
- ikev2_sa_proposal_t *proposals = vec_dup (csa->i_proposals);
-
- /*need new ispi */
- RAND_bytes ((u8 *) & proposals[0].spi, sizeof (proposals[0].spi));
- rekey->spi = proposals[0].spi;
- rekey->ispi = csa->i_proposals->spi;
- len = ikev2_generate_message (sa, ike0, proposals);
- ikev2_send_ike (vm, &sa->iaddr, &sa->raddr, bi0, len);
- vec_free (proposals);
-}
-
-clib_error_t *
-ikev2_initiate_rekey_child_sa (vlib_main_t * vm, u32 ispi)
-{
- clib_error_t *r;
- ikev2_main_t *km = &ikev2_main;
- ikev2_main_per_thread_data_t *tkm;
- ikev2_sa_t *fsa = 0;
- ikev2_child_sa_t *fchild = 0;
-
- /* Search for the child SA */
- vec_foreach (tkm, km->per_thread_data)
- {
- ikev2_sa_t *sa;
- if (fchild)
- break;
- /* *INDENT-OFF* */
- pool_foreach (sa, tkm->sas, ({
- fchild = ikev2_sa_get_child(sa, ispi, IKEV2_PROTOCOL_ESP, 1);
- if (fchild)
- {
- fsa = sa;
- break;
- }
- }));
- /* *INDENT-ON* */
- }
-
- if (!fchild || !fsa)
- {
- r = clib_error_return (0, "Child SA not found");
- return r;
- }
- else
- {
- ikev2_rekey_child_sa_internal (vm, fsa, fchild);
- }
-
- return 0;
-}
-
-clib_error_t *
-ikev2_init (vlib_main_t * vm)
-{
- ikev2_main_t *km = &ikev2_main;
- clib_error_t *error;
- vlib_thread_main_t *tm = vlib_get_thread_main ();
- int thread_id;
-
- clib_memset (km, 0, sizeof (ikev2_main_t));
- km->vnet_main = vnet_get_main ();
- km->vlib_main = vm;
-
- ikev2_crypto_init (km);
-
- mhash_init_vec_string (&km->profile_index_by_name, sizeof (uword));
-
- vec_validate (km->per_thread_data, tm->n_vlib_mains - 1);
- for (thread_id = 0; thread_id < tm->n_vlib_mains - 1; thread_id++)
- {
- km->per_thread_data[thread_id].sa_by_rspi =
- hash_create (0, sizeof (uword));
- }
-
- km->sa_by_ispi = hash_create (0, sizeof (uword));
-
-
- if ((error = vlib_call_init_function (vm, ikev2_cli_init)))
- return error;
-
- udp_register_dst_port (vm, 500, ikev2_node.index, 1);
-
- return 0;
-}
-
-
-static u8
-ikev2_mngr_process_child_sa (ikev2_sa_t * sa, ikev2_child_sa_t * csa)
-{
- ikev2_main_t *km = &ikev2_main;
- vlib_main_t *vm = km->vlib_main;
- f64 now = vlib_time_now (vm);
- u8 res = 0;
-
- if (sa->is_initiator && sa->profile && csa->time_to_expiration
- && now > csa->time_to_expiration)
- {
- if (!csa->is_expired || csa->rekey_retries > 0)
- {
- ikev2_rekey_child_sa_internal (vm, sa, csa);
- csa->time_to_expiration = now + sa->profile->handover;
- csa->is_expired = 1;
- if (csa->rekey_retries == 0)
- {
- csa->rekey_retries = 5;
- }
- else if (csa->rekey_retries > 0)
- {
- csa->rekey_retries--;
- clib_warning ("Rekeying Child SA 0x%x, retries left %d",
- csa->i_proposals->spi, csa->rekey_retries);
- if (csa->rekey_retries == 0)
- {
- csa->rekey_retries = -1;
- }
- }
- res |= 1;
- }
- else
- {
- csa->time_to_expiration = 0;
- ikev2_delete_child_sa_internal (vm, sa, csa);
- res |= 1;
- }
- }
-
- return res;
-}
-
-static void
-ikev2_mngr_process_ipsec_sa (ipsec_sa_t * ipsec_sa)
-{
- ikev2_main_t *km = &ikev2_main;
- vlib_main_t *vm = km->vlib_main;
- ikev2_main_per_thread_data_t *tkm;
- ikev2_sa_t *fsa = 0;
- ikev2_child_sa_t *fchild = 0;
- f64 now = vlib_time_now (vm);
- vlib_counter_t counts;
-
- /* Search for the SA and child SA */
- vec_foreach (tkm, km->per_thread_data)
- {
- ikev2_sa_t *sa;
- if (fchild)
- break;
- /* *INDENT-OFF* */
- pool_foreach (sa, tkm->sas, ({
- fchild = ikev2_sa_get_child(sa, ipsec_sa->spi, IKEV2_PROTOCOL_ESP, 1);
- if (fchild)
- {
- fsa = sa;
- break;
- }
- }));
- /* *INDENT-ON* */
- }
- vlib_get_combined_counter (&ipsec_sa_counters,
- ipsec_sa->stat_index, &counts);
-
- if (fchild && fsa && fsa->profile && fsa->profile->lifetime_maxdata)
- {
- if (!fchild->is_expired
- && counts.bytes > fsa->profile->lifetime_maxdata)
- {
- fchild->time_to_expiration = now;
- }
- }
-}
-
-static vlib_node_registration_t ikev2_mngr_process_node;
-
-static uword
-ikev2_mngr_process_fn (vlib_main_t * vm, vlib_node_runtime_t * rt,
- vlib_frame_t * f)
-{
- ikev2_main_t *km = &ikev2_main;
- ipsec_main_t *im = &ipsec_main;
-
- while (1)
- {
- u8 req_sent = 0;
- vlib_process_wait_for_event_or_clock (vm, 1);
- vlib_process_get_events (vm, NULL);
-
- /* process ike child sas */
- ikev2_main_per_thread_data_t *tkm;
- vec_foreach (tkm, km->per_thread_data)
- {
- ikev2_sa_t *sa;
- /* *INDENT-OFF* */
- pool_foreach (sa, tkm->sas, ({
- ikev2_child_sa_t *c;
- vec_foreach (c, sa->childs)
- {
- req_sent |= ikev2_mngr_process_child_sa(sa, c);
- }
- }));
- /* *INDENT-ON* */
- }
-
- /* process ipsec sas */
- ipsec_sa_t *sa;
- /* *INDENT-OFF* */
- pool_foreach (sa, im->sad, ({
- ikev2_mngr_process_ipsec_sa(sa);
- }));
- /* *INDENT-ON* */
-
- if (req_sent)
- {
- vlib_process_wait_for_event_or_clock (vm, 5);
- vlib_process_get_events (vm, NULL);
- req_sent = 0;
- }
-
- }
- return 0;
-}
-
-/* *INDENT-OFF* */
-VLIB_REGISTER_NODE (ikev2_mngr_process_node, static) = {
- .function = ikev2_mngr_process_fn,
- .type = VLIB_NODE_TYPE_PROCESS,
- .name =
- "ikev2-manager-process",
-};
-
-/* *INDENT-ON* */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vnet/ipsec/ikev2.h b/src/vnet/ipsec/ikev2.h
deleted file mode 100644
index 55731bff975..00000000000
--- a/src/vnet/ipsec/ikev2.h
+++ /dev/null
@@ -1,435 +0,0 @@
-/*
- * Copyright (c) 2015 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#ifndef __included_ikev2_h__
-#define __included_ikev2_h__
-
-#include <vnet/vnet.h>
-#include <vnet/ip/ip.h>
-
-#include <vppinfra/error.h>
-
-#define IKEV2_NONCE_SIZE 32
-
-#define IKEV2_KEY_PAD "Key Pad for IKEv2"
-
-typedef u8 v8;
-
-/* *INDENT-OFF* */
-typedef CLIB_PACKED (struct {
- u64 ispi;
- u64 rspi;
- u8 nextpayload;
- u8 version;
- u8 exchange;
- u8 flags;
- u32 msgid; u32 length; u8 payload[0];
-}) ike_header_t;
-/* *INDENT-ON* */
-
-/* *INDENT-OFF* */
-typedef CLIB_PACKED (struct
- {
- u8 nextpayload;
- u8 flags;
- u16 length;
- u16 dh_group;
- u8 reserved[2]; u8 payload[0];}) ike_ke_payload_header_t;
-/* *INDENT-ON* */
-
-/* *INDENT-OFF* */
-typedef CLIB_PACKED (struct {
- u8 nextpayload;
- u8 flags;
- u16 length; u8 payload[0];
-}) ike_payload_header_t;
-/* *INDENT-ON* */
-
-/* *INDENT-OFF* */
-typedef CLIB_PACKED (struct {
- u8 nextpayload;
- u8 flags;
- u16 length;
- u8 auth_method;
- u8 reserved[3];
- u8 payload[0];
-}) ike_auth_payload_header_t;
-/* *INDENT-ON* */
-
-/* *INDENT-OFF* */
-typedef CLIB_PACKED (struct {
- u8 nextpayload;
- u8 flags;
- u16 length;
- u8 id_type;
- u8 reserved[3]; u8 payload[0];
-}) ike_id_payload_header_t;
-/* *INDENT-ON* */
-
-#define IKE_VERSION_2 0x20
-
-#define IKEV2_EXCHANGE_SA_INIT 34
-#define IKEV2_EXCHANGE_IKE_AUTH 35
-#define IKEV2_EXCHANGE_CREATE_CHILD_SA 36
-#define IKEV2_EXCHANGE_INFORMATIONAL 37
-
-#define IKEV2_HDR_FLAG_INITIATOR (1<<3)
-#define IKEV2_HDR_FLAG_VERSION (1<<4)
-#define IKEV2_HDR_FLAG_RESPONSE (1<<5)
-
-#define IKEV2_PAYLOAD_FLAG_CRITICAL (1<<7)
-
-#define IKEV2_PAYLOAD_NONE 0
-#define IKEV2_PAYLOAD_SA 33
-#define IKEV2_PAYLOAD_KE 34
-#define IKEV2_PAYLOAD_IDI 35
-#define IKEV2_PAYLOAD_IDR 36
-#define IKEV2_PAYLOAD_AUTH 39
-#define IKEV2_PAYLOAD_NONCE 40
-#define IKEV2_PAYLOAD_NOTIFY 41
-#define IKEV2_PAYLOAD_DELETE 42
-#define IKEV2_PAYLOAD_VENDOR 43
-#define IKEV2_PAYLOAD_TSI 44
-#define IKEV2_PAYLOAD_TSR 45
-#define IKEV2_PAYLOAD_SK 46
-
-typedef enum
-{
- IKEV2_PROTOCOL_IKE = 1,
- IKEV2_PROTOCOL_AH = 2,
- IKEV2_PROTOCOL_ESP = 3,
-} ikev2_protocol_id_t;
-
-#define foreach_ikev2_notify_msg_type \
- _( 0, NONE) \
- _( 1, UNSUPPORTED_CRITICAL_PAYLOAD) \
- _( 4, INVALID_IKE_SPI) \
- _( 5, INVALID_MAJOR_VERSION) \
- _( 7, INVALID_SYNTAX) \
- _( 8, INVALID_MESSAGE_ID) \
- _( 11, INVALID_SPI) \
- _( 14, NO_PROPOSAL_CHOSEN) \
- _( 17, INVALID_KE_PAYLOAD) \
- _( 24, AUTHENTICATION_FAILED) \
- _( 34, SINGLE_PAIR_REQUIRED) \
- _( 35, NO_ADDITIONAL_SAS) \
- _( 36, INTERNAL_ADDRESS_FAILURE) \
- _( 37, FAILED_CP_REQUIRED) \
- _( 38, TS_UNACCEPTABLE) \
- _( 39, INVALID_SELECTORS) \
- _( 40, UNACCEPTABLE_ADDRESSES) \
- _( 41, UNEXPECTED_NAT_DETECTED) \
- _( 42, USE_ASSIGNED_HoA) \
- _( 43, TEMPORARY_FAILURE) \
- _( 44, CHILD_SA_NOT_FOUND) \
- _( 45, INVALID_GROUP_ID) \
- _( 46, AUTHORIZATION_FAILED) \
- _(16384, INITIAL_CONTACT) \
- _(16385, SET_WINDOW_SIZE) \
- _(16386, ADDITIONAL_TS_POSSIBLE) \
- _(16387, IPCOMP_SUPPORTED) \
- _(16388, NAT_DETECTION_SOURCE_IP) \
- _(16389, NAT_DETECTION_DESTINATION_IP) \
- _(16390, COOKIE) \
- _(16391, USE_TRANSPORT_MODE) \
- _(16392, HTTP_CERT_LOOKUP_SUPPORTED) \
- _(16393, REKEY_SA) \
- _(16394, ESP_TFC_PADDING_NOT_SUPPORTED) \
- _(16395, NON_FIRST_FRAGMENTS_ALSO) \
- _(16396, MOBIKE_SUPPORTED) \
- _(16397, ADDITIONAL_IP4_ADDRESS) \
- _(16398, ADDITIONAL_IP6_ADDRESS) \
- _(16399, NO_ADDITIONAL_ADDRESSES) \
- _(16400, UPDATE_SA_ADDRESSES) \
- _(16401, COOKIE2) \
- _(16402, NO_NATS_ALLOWED) \
- _(16403, AUTH_LIFETIME) \
- _(16404, MULTIPLE_AUTH_SUPPORTED) \
- _(16405, ANOTHER_AUTH_FOLLOWS) \
- _(16406, REDIRECT_SUPPORTED) \
- _(16407, REDIRECT) \
- _(16408, REDIRECTED_FROM) \
- _(16409, TICKET_LT_OPAQUE) \
- _(16410, TICKET_REQUEST) \
- _(16411, TICKET_ACK) \
- _(16412, TICKET_NACK) \
- _(16413, TICKET_OPAQUE) \
- _(16414, LINK_ID) \
- _(16415, USE_WESP_MODE) \
- _(16416, ROHC_SUPPORTED) \
- _(16417, EAP_ONLY_AUTHENTICATION) \
- _(16418, CHILDLESS_IKEV2_SUPPORTED) \
- _(16419, QUICK_CRASH_DETECTION) \
- _(16420, IKEV2_MESSAGE_ID_SYNC_SUPPORTED) \
- _(16421, IPSEC_REPLAY_COUNTER_SYNC_SUPPORTED) \
- _(16422, IKEV2_MESSAGE_ID_SYNC) \
- _(16423, IPSEC_REPLAY_COUNTER_SYNC) \
- _(16424, SECURE_PASSWORD_METHODS) \
- _(16425, PSK_PERSIST) \
- _(16426, PSK_CONFIRM) \
- _(16427, ERX_SUPPORTED) \
- _(16428, IFOM_CAPABILITY) \
- _(16429, SENDER_REQUEST_ID) \
- _(16430, IKEV2_FRAGMENTATION_SUPPORTED) \
- _(16431, SIGNATURE_HASH_ALGORITHMS)
-
-
-typedef enum
-{
-#define _(v,f) IKEV2_NOTIFY_MSG_##f = v,
- foreach_ikev2_notify_msg_type
-#undef _
-} ikev2_notify_msg_type_t;
-
-#define foreach_ikev2_transform_type \
- _(0, UNDEFINED, "undefined") \
- _(1, ENCR, "encr") \
- _(2, PRF, "prf") \
- _(3, INTEG, "integ") \
- _(4, DH, "dh-group") \
- _(5, ESN, "esn")
-
-typedef enum
-{
-#define _(v,f,s) IKEV2_TRANSFORM_TYPE_##f = v,
- foreach_ikev2_transform_type
-#undef _
- IKEV2_TRANSFORM_NUM_TYPES
-} ikev2_transform_type_t;
-
-
-#define foreach_ikev2_transform_encr_type \
- _(1 , DES_IV64, "des-iv64") \
- _(2 , DES, "des") \
- _(3 , 3DES, "3des") \
- _(4 , RC5, "rc5") \
- _(5 , IDEA, "idea") \
- _(6 , CAST, "cast") \
- _(7 , BLOWFISH, "blowfish") \
- _(8 , 3IDEA, "3idea") \
- _(9 , DES_IV32, "des-iv32") \
- _(11, NULL, "null") \
- _(12, AES_CBC, "aes-cbc") \
- _(13, AES_CTR, "aes-ctr")
-
-typedef enum
-{
-#define _(v,f,str) IKEV2_TRANSFORM_ENCR_TYPE_##f = v,
- foreach_ikev2_transform_encr_type
-#undef _
-} ikev2_transform_encr_type_t;
-
-#define foreach_ikev2_transform_prf_type \
- _(1, PRF_HMAC_MD5, "hmac-md5") \
- _(2, PRF_HMAC_SHA1, "hmac-sha1") \
- _(3, PRF_MAC_TIGER, "mac-tiger") \
- _(4, PRF_AES128_XCBC, "aes128-xcbc") \
- _(5, PRF_HMAC_SHA2_256, "hmac-sha2-256") \
- _(6, PRF_HMAC_SHA2_384, "hmac-sha2-384") \
- _(7, PRF_HMAC_SHA2_512, "hmac-sha2-512") \
- _(8, PRF_AES128_CMAC, "aes128-cmac")
-
-typedef enum
-{
-#define _(v,f,str) IKEV2_TRANSFORM_PRF_TYPE_##f = v,
- foreach_ikev2_transform_prf_type
-#undef _
-} ikev2_transform_prf_type_t;
-
-#define foreach_ikev2_transform_integ_type \
- _(0, NONE, "none") \
- _(1, AUTH_HMAC_MD5_96, "md5-96") \
- _(2, AUTH_HMAC_SHA1_96, "sha1-96") \
- _(3, AUTH_DES_MAC, "des-mac") \
- _(4, AUTH_KPDK_MD5, "kpdk-md5") \
- _(5, AUTH_AES_XCBC_96, "aes-xcbc-96") \
- _(6, AUTH_HMAC_MD5_128, "md5-128") \
- _(7, AUTH_HMAC_SHA1_160, "sha1-160") \
- _(8, AUTH_AES_CMAC_96, "cmac-96") \
- _(9, AUTH_AES_128_GMAC, "aes-128-gmac") \
- _(10, AUTH_AES_192_GMAC, "aes-192-gmac") \
- _(11, AUTH_AES_256_GMAC, "aes-256-gmac") \
- _(12, AUTH_HMAC_SHA2_256_128, "hmac-sha2-256-128") \
- _(13, AUTH_HMAC_SHA2_384_192, "hmac-sha2-384-192") \
- _(14, AUTH_HMAC_SHA2_512_256, "hmac-sha2-512-256")
-
-typedef enum
-{
-#define _(v,f, str) IKEV2_TRANSFORM_INTEG_TYPE_##f = v,
- foreach_ikev2_transform_integ_type
-#undef _
-} ikev2_transform_integ_type_t;
-
-#if defined(OPENSSL_NO_CISCO_FECDH)
-#define foreach_ikev2_transform_dh_type \
- _(0, NONE, "none") \
- _(1, MODP_768, "modp-768") \
- _(2, MODP_1024, "modp-1024") \
- _(5, MODP_1536, "modp-1536") \
- _(14, MODP_2048, "modp-2048") \
- _(15, MODP_3072, "modp-3072") \
- _(16, MODP_4096, "modp-4096") \
- _(17, MODP_6144, "modp-6144") \
- _(18, MODP_8192, "modp-8192") \
- _(19, ECP_256, "ecp-256") \
- _(20, ECP_384, "ecp-384") \
- _(21, ECP_521, "ecp-521") \
- _(22, MODP_1024_160, "modp-1024-160") \
- _(23, MODP_2048_224, "modp-2048-224") \
- _(24, MODP_2048_256, "modp-2048-256") \
- _(25, ECP_192, "ecp-192") \
- _(26, ECP_224, "ecp-224") \
- _(27, BRAINPOOL_224, "brainpool-224") \
- _(28, BRAINPOOL_256, "brainpool-256") \
- _(29, BRAINPOOL_384, "brainpool-384") \
- _(30, BRAINPOOL_512, "brainpool-512")
-#else
-#define foreach_ikev2_transform_dh_type \
- _(0, NONE, "none") \
- _(1, MODP_768, "modp-768") \
- _(2, MODP_1024, "modp-1024") \
- _(5, MODP_1536, "modp-1536") \
- _(14, MODP_2048, "modp-2048") \
- _(15, MODP_3072, "modp-3072") \
- _(16, MODP_4096, "modp-4096") \
- _(17, MODP_6144, "modp-6144") \
- _(18, MODP_8192, "modp-8192") \
- _(19, ECP_256, "ecp-256") \
- _(20, ECP_384, "ecp-384") \
- _(21, ECP_521, "ecp-521") \
- _(22, MODP_1024_160, "modp-1024-160") \
- _(23, MODP_2048_224, "modp-2048-224") \
- _(24, MODP_2048_256, "modp-2048-256") \
- _(25, ECP_192, "ecp-192")
-#endif
-
-typedef enum
-{
-#define _(v,f, str) IKEV2_TRANSFORM_DH_TYPE_##f = v,
- foreach_ikev2_transform_dh_type
-#undef _
-} ikev2_transform_dh_type_t;
-
-#define foreach_ikev2_transform_esn_type \
- _(0, NO_ESN, "no") \
- _(1, ESN, "yes")
-
-typedef enum
-{
-#define _(v,f,str) IKEV2_TRANSFORM_ESN_TYPE_##f = v,
- foreach_ikev2_transform_esn_type
-#undef _
-} ikev2_transform_esn_type_t;
-
-#define foreach_ikev2_auth_method \
- _( 1, RSA_SIG, "rsa-sig") \
- _( 2, SHARED_KEY_MIC, "shared-key-mic")
-
-typedef enum
-{
-#define _(v,f,s) IKEV2_AUTH_METHOD_##f = v,
- foreach_ikev2_auth_method
-#undef _
-} ikev2_auth_method_t;
-
-#define foreach_ikev2_id_type \
- _( 1, ID_IPV4_ADDR, "ip4-addr") \
- _( 2, ID_FQDN, "fqdn") \
- _( 3, ID_RFC822_ADDR, "rfc822") \
- _( 5, ID_IPV6_ADDR, "ip6-addr") \
- _( 9, ID_DER_ASN1_DN, "der-asn1-dn") \
- _(10, ID_DER_ASN1_GN, "der-asn1-gn") \
- _(11, ID_KEY_ID, "key-id")
-
-typedef enum
-{
-#define _(v,f,s) IKEV2_ID_TYPE_##f = v,
- foreach_ikev2_id_type
-#undef _
-} ikev2_id_type_t;
-
-clib_error_t *ikev2_init (vlib_main_t * vm);
-clib_error_t *ikev2_set_local_key (vlib_main_t * vm, u8 * file);
-clib_error_t *ikev2_add_del_profile (vlib_main_t * vm, u8 * name, int is_add);
-clib_error_t *ikev2_set_profile_auth (vlib_main_t * vm, u8 * name,
- u8 auth_method, u8 * data,
- u8 data_hex_format);
-clib_error_t *ikev2_set_profile_id (vlib_main_t * vm, u8 * name,
- u8 id_type, u8 * data, int is_local);
-clib_error_t *ikev2_set_profile_ts (vlib_main_t * vm, u8 * name,
- u8 protocol_id, u16 start_port,
- u16 end_port, ip4_address_t start_addr,
- ip4_address_t end_addr, int is_local);
-clib_error_t *ikev2_set_profile_responder (vlib_main_t * vm, u8 * name,
- u32 sw_if_index,
- ip4_address_t ip4);
-clib_error_t *ikev2_set_profile_ike_transforms (vlib_main_t * vm, u8 * name,
- ikev2_transform_encr_type_t
- crypto_alg,
- ikev2_transform_integ_type_t
- integ_alg,
- ikev2_transform_dh_type_t
- dh_type, u32 crypto_key_size);
-clib_error_t *ikev2_set_profile_esp_transforms (vlib_main_t * vm, u8 * name,
- ikev2_transform_encr_type_t
- crypto_alg,
- ikev2_transform_integ_type_t
- integ_alg,
- ikev2_transform_dh_type_t
- dh_type, u32 crypto_key_size);
-clib_error_t *ikev2_set_profile_sa_lifetime (vlib_main_t * vm, u8 * name,
- u64 lifetime, u32 jitter,
- u32 handover, u64 maxdata);
-clib_error_t *ikev2_initiate_sa_init (vlib_main_t * vm, u8 * name);
-clib_error_t *ikev2_initiate_delete_child_sa (vlib_main_t * vm, u32 ispi);
-clib_error_t *ikev2_initiate_delete_ike_sa (vlib_main_t * vm, u64 ispi);
-clib_error_t *ikev2_initiate_rekey_child_sa (vlib_main_t * vm, u32 ispi);
-
-/* ikev2_format.c */
-u8 *format_ikev2_auth_method (u8 * s, va_list * args);
-u8 *format_ikev2_id_type (u8 * s, va_list * args);
-u8 *format_ikev2_transform_type (u8 * s, va_list * args);
-u8 *format_ikev2_notify_msg_type (u8 * s, va_list * args);
-u8 *format_ikev2_transform_encr_type (u8 * s, va_list * args);
-u8 *format_ikev2_transform_prf_type (u8 * s, va_list * args);
-u8 *format_ikev2_transform_integ_type (u8 * s, va_list * args);
-u8 *format_ikev2_transform_dh_type (u8 * s, va_list * args);
-u8 *format_ikev2_transform_esn_type (u8 * s, va_list * args);
-u8 *format_ikev2_sa_transform (u8 * s, va_list * args);
-
-uword unformat_ikev2_auth_method (unformat_input_t * input, va_list * args);
-uword unformat_ikev2_id_type (unformat_input_t * input, va_list * args);
-uword unformat_ikev2_transform_type (unformat_input_t * input,
- va_list * args);
-uword unformat_ikev2_transform_encr_type (unformat_input_t * input,
- va_list * args);
-uword unformat_ikev2_transform_prf_type (unformat_input_t * input,
- va_list * args);
-uword unformat_ikev2_transform_integ_type (unformat_input_t * input,
- va_list * args);
-uword unformat_ikev2_transform_dh_type (unformat_input_t * input,
- va_list * args);
-uword unformat_ikev2_transform_esn_type (unformat_input_t * input,
- va_list * args);
-
-#endif /* __included_ikev2_h__ */
-
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vnet/ipsec/ikev2_cli.c b/src/vnet/ipsec/ikev2_cli.c
deleted file mode 100644
index 05ed4e6067f..00000000000
--- a/src/vnet/ipsec/ikev2_cli.c
+++ /dev/null
@@ -1,602 +0,0 @@
-/*
- * Copyright (c) 2015 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#include <vlib/vlib.h>
-#include <vnet/vnet.h>
-#include <vnet/pg/pg.h>
-#include <vppinfra/error.h>
-#include <vnet/udp/udp.h>
-#include <vnet/ipsec/ikev2.h>
-#include <vnet/ipsec/ikev2_priv.h>
-
-u8 *
-format_ikev2_id_type_and_data (u8 * s, va_list * args)
-{
- ikev2_id_t *id = va_arg (*args, ikev2_id_t *);
-
- if (id->type == 0 || vec_len (id->data) == 0)
- return format (s, "none");
-
- s = format (s, "%U", format_ikev2_id_type, id->type);
-
- if (id->type == IKEV2_ID_TYPE_ID_FQDN ||
- id->type == IKEV2_ID_TYPE_ID_RFC822_ADDR)
- {
- s = format (s, " %v", id->data);
- }
- else
- {
- s =
- format (s, " %U", format_hex_bytes, &id->data,
- (uword) (vec_len (id->data)));
- }
-
- return s;
-}
-
-
-static clib_error_t *
-show_ikev2_sa_command_fn (vlib_main_t * vm,
- unformat_input_t * input, vlib_cli_command_t * cmd)
-{
- ikev2_main_t *km = &ikev2_main;
- ikev2_main_per_thread_data_t *tkm;
- ikev2_sa_t *sa;
- ikev2_ts_t *ts;
- ikev2_child_sa_t *child;
- ikev2_sa_transform_t *tr;
-
- vec_foreach (tkm, km->per_thread_data)
- {
- /* *INDENT-OFF* */
- pool_foreach (sa, tkm->sas, ({
- u8 * s = 0;
- vlib_cli_output(vm, " iip %U ispi %lx rip %U rspi %lx",
- format_ip4_address, &sa->iaddr, sa->ispi,
- format_ip4_address, &sa->raddr, sa->rspi);
-
- tr = ikev2_sa_get_td_for_type(sa->r_proposals, IKEV2_TRANSFORM_TYPE_ENCR);
- s = format(s, "%U ", format_ikev2_sa_transform, tr);
-
- tr = ikev2_sa_get_td_for_type(sa->r_proposals, IKEV2_TRANSFORM_TYPE_PRF);
- s = format(s, "%U ", format_ikev2_sa_transform, tr);
-
- tr = ikev2_sa_get_td_for_type(sa->r_proposals, IKEV2_TRANSFORM_TYPE_INTEG);
- s = format(s, "%U ", format_ikev2_sa_transform, tr);
-
- tr = ikev2_sa_get_td_for_type(sa->r_proposals, IKEV2_TRANSFORM_TYPE_DH);
- s = format(s, "%U ", format_ikev2_sa_transform, tr);
-
- vlib_cli_output(vm, " %v", s);
- vec_free(s);
-
- vlib_cli_output(vm, " nonce i:%U\n r:%U",
- format_hex_bytes, sa->i_nonce, vec_len(sa->i_nonce),
- format_hex_bytes, sa->r_nonce, vec_len(sa->r_nonce));
-
- vlib_cli_output(vm, " SK_d %U",
- format_hex_bytes, sa->sk_d, vec_len(sa->sk_d));
- vlib_cli_output(vm, " SK_a i:%U\n r:%U",
- format_hex_bytes, sa->sk_ai, vec_len(sa->sk_ai),
- format_hex_bytes, sa->sk_ar, vec_len(sa->sk_ar));
- vlib_cli_output(vm, " SK_e i:%U\n r:%U",
- format_hex_bytes, sa->sk_ei, vec_len(sa->sk_ei),
- format_hex_bytes, sa->sk_er, vec_len(sa->sk_er));
- vlib_cli_output(vm, " SK_p i:%U\n r:%U",
- format_hex_bytes, sa->sk_pi, vec_len(sa->sk_pi),
- format_hex_bytes, sa->sk_pr, vec_len(sa->sk_pr));
-
- vlib_cli_output(vm, " identifier (i) %U",
- format_ikev2_id_type_and_data, &sa->i_id);
- vlib_cli_output(vm, " identifier (r) %U",
- format_ikev2_id_type_and_data, &sa->r_id);
-
- vec_foreach(child, sa->childs)
- {
- vlib_cli_output(vm, " child sa %u:", child - sa->childs);
-
- tr = ikev2_sa_get_td_for_type(child->r_proposals, IKEV2_TRANSFORM_TYPE_ENCR);
- s = format(s, "%U ", format_ikev2_sa_transform, tr);
-
- tr = ikev2_sa_get_td_for_type(child->r_proposals, IKEV2_TRANSFORM_TYPE_INTEG);
- s = format(s, "%U ", format_ikev2_sa_transform, tr);
-
- tr = ikev2_sa_get_td_for_type(child->r_proposals, IKEV2_TRANSFORM_TYPE_ESN);
- s = format(s, "%U ", format_ikev2_sa_transform, tr);
-
- vlib_cli_output(vm, " %v", s);
- vec_free(s);
-
- vlib_cli_output(vm, " spi(i) %lx spi(r) %lx",
- child->i_proposals ? child->i_proposals[0].spi : 0,
- child->r_proposals ? child->r_proposals[0].spi : 0);
-
- vlib_cli_output(vm, " SK_e i:%U\n r:%U",
- format_hex_bytes, child->sk_ei, vec_len(child->sk_ei),
- format_hex_bytes, child->sk_er, vec_len(child->sk_er));
- vlib_cli_output(vm, " SK_a i:%U\n r:%U",
- format_hex_bytes, child->sk_ai, vec_len(child->sk_ai),
- format_hex_bytes, child->sk_ar, vec_len(child->sk_ar));
- vlib_cli_output(vm, " traffic selectors (i):");
- vec_foreach(ts, child->tsi)
- {
- vlib_cli_output(vm, " %u type %u protocol_id %u addr "
- "%U - %U port %u - %u",
- ts - child->tsi,
- ts->ts_type, ts->protocol_id,
- format_ip4_address, &ts->start_addr,
- format_ip4_address, &ts->end_addr,
- clib_net_to_host_u16( ts->start_port),
- clib_net_to_host_u16( ts->end_port));
- }
- vlib_cli_output(vm, " traffic selectors (r):");
- vec_foreach(ts, child->tsr)
- {
- vlib_cli_output(vm, " %u type %u protocol_id %u addr "
- "%U - %U port %u - %u",
- ts - child->tsr,
- ts->ts_type, ts->protocol_id,
- format_ip4_address, &ts->start_addr,
- format_ip4_address, &ts->end_addr,
- clib_net_to_host_u16( ts->start_port),
- clib_net_to_host_u16( ts->end_port));
- }
- }
- vlib_cli_output(vm, "");
- }));
- /* *INDENT-ON* */
- }
- return 0;
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (show_ikev2_sa_command, static) = {
- .path = "show ikev2 sa",
- .short_help = "show ikev2 sa",
- .function = show_ikev2_sa_command_fn,
-};
-/* *INDENT-ON* */
-
-static clib_error_t *
-ikev2_profile_add_del_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- vnet_main_t *vnm = vnet_get_main ();
- unformat_input_t _line_input, *line_input = &_line_input;
- u8 *name = 0;
- clib_error_t *r = 0;
- u32 id_type;
- u8 *data = 0;
- u32 tmp1, tmp2, tmp3;
- u64 tmp4, tmp5;
- ip4_address_t ip4;
- ip4_address_t end_addr;
- u32 responder_sw_if_index = (u32) ~ 0;
- ip4_address_t responder_ip4;
- ikev2_transform_encr_type_t crypto_alg;
- ikev2_transform_integ_type_t integ_alg;
- ikev2_transform_dh_type_t dh_type;
-
- const char *valid_chars = "a-zA-Z0-9_";
-
- if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
-
- while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
- {
- if (unformat (line_input, "add %U", unformat_token, valid_chars, &name))
- {
- r = ikev2_add_del_profile (vm, name, 1);
- goto done;
- }
- else
- if (unformat
- (line_input, "del %U", unformat_token, valid_chars, &name))
- {
- r = ikev2_add_del_profile (vm, name, 0);
- goto done;
- }
- else if (unformat (line_input, "set %U auth shared-key-mic string %v",
- unformat_token, valid_chars, &name, &data))
- {
- r =
- ikev2_set_profile_auth (vm, name,
- IKEV2_AUTH_METHOD_SHARED_KEY_MIC, data,
- 0);
- goto done;
- }
- else if (unformat (line_input, "set %U auth shared-key-mic hex %U",
- unformat_token, valid_chars, &name,
- unformat_hex_string, &data))
- {
- r =
- ikev2_set_profile_auth (vm, name,
- IKEV2_AUTH_METHOD_SHARED_KEY_MIC, data,
- 1);
- goto done;
- }
- else if (unformat (line_input, "set %U auth rsa-sig cert-file %v",
- unformat_token, valid_chars, &name, &data))
- {
- r =
- ikev2_set_profile_auth (vm, name, IKEV2_AUTH_METHOD_RSA_SIG, data,
- 0);
- goto done;
- }
- else if (unformat (line_input, "set %U id local %U %U",
- unformat_token, valid_chars, &name,
- unformat_ikev2_id_type, &id_type,
- unformat_ip4_address, &ip4))
- {
- data = vec_new (u8, 4);
- clib_memcpy (data, ip4.as_u8, 4);
- r =
- ikev2_set_profile_id (vm, name, (u8) id_type, data, /*local */ 1);
- goto done;
- }
- else if (unformat (line_input, "set %U id local %U 0x%U",
- unformat_token, valid_chars, &name,
- unformat_ikev2_id_type, &id_type,
- unformat_hex_string, &data))
- {
- r =
- ikev2_set_profile_id (vm, name, (u8) id_type, data, /*local */ 1);
- goto done;
- }
- else if (unformat (line_input, "set %U id local %U %v",
- unformat_token, valid_chars, &name,
- unformat_ikev2_id_type, &id_type, &data))
- {
- r =
- ikev2_set_profile_id (vm, name, (u8) id_type, data, /*local */ 1);
- goto done;
- }
- else if (unformat (line_input, "set %U id remote %U %U",
- unformat_token, valid_chars, &name,
- unformat_ikev2_id_type, &id_type,
- unformat_ip4_address, &ip4))
- {
- data = vec_new (u8, 4);
- clib_memcpy (data, ip4.as_u8, 4);
- r = ikev2_set_profile_id (vm, name, (u8) id_type, data, /*remote */
- 0);
- goto done;
- }
- else if (unformat (line_input, "set %U id remote %U 0x%U",
- unformat_token, valid_chars, &name,
- unformat_ikev2_id_type, &id_type,
- unformat_hex_string, &data))
- {
- r = ikev2_set_profile_id (vm, name, (u8) id_type, data, /*remote */
- 0);
- goto done;
- }
- else if (unformat (line_input, "set %U id remote %U %v",
- unformat_token, valid_chars, &name,
- unformat_ikev2_id_type, &id_type, &data))
- {
- r = ikev2_set_profile_id (vm, name, (u8) id_type, data, /*remote */
- 0);
- goto done;
- }
- else if (unformat (line_input, "set %U traffic-selector local "
- "ip-range %U - %U port-range %u - %u protocol %u",
- unformat_token, valid_chars, &name,
- unformat_ip4_address, &ip4,
- unformat_ip4_address, &end_addr,
- &tmp1, &tmp2, &tmp3))
- {
- r =
- ikev2_set_profile_ts (vm, name, (u8) tmp3, (u16) tmp1, (u16) tmp2,
- ip4, end_addr, /*local */ 1);
- goto done;
- }
- else if (unformat (line_input, "set %U traffic-selector remote "
- "ip-range %U - %U port-range %u - %u protocol %u",
- unformat_token, valid_chars, &name,
- unformat_ip4_address, &ip4,
- unformat_ip4_address, &end_addr,
- &tmp1, &tmp2, &tmp3))
- {
- r =
- ikev2_set_profile_ts (vm, name, (u8) tmp3, (u16) tmp1, (u16) tmp2,
- ip4, end_addr, /*remote */ 0);
- goto done;
- }
- else if (unformat (line_input, "set %U responder %U %U",
- unformat_token, valid_chars, &name,
- unformat_vnet_sw_interface, vnm,
- &responder_sw_if_index, unformat_ip4_address,
- &responder_ip4))
- {
- r =
- ikev2_set_profile_responder (vm, name, responder_sw_if_index,
- responder_ip4);
- goto done;
- }
- else
- if (unformat
- (line_input,
- "set %U ike-crypto-alg %U %u ike-integ-alg %U ike-dh %U",
- unformat_token, valid_chars, &name,
- unformat_ikev2_transform_encr_type, &crypto_alg, &tmp1,
- unformat_ikev2_transform_integ_type, &integ_alg,
- unformat_ikev2_transform_dh_type, &dh_type))
- {
- r =
- ikev2_set_profile_ike_transforms (vm, name, crypto_alg, integ_alg,
- dh_type, tmp1);
- goto done;
- }
- else
- if (unformat
- (line_input,
- "set %U esp-crypto-alg %U %u esp-integ-alg %U esp-dh %U",
- unformat_token, valid_chars, &name,
- unformat_ikev2_transform_encr_type, &crypto_alg, &tmp1,
- unformat_ikev2_transform_integ_type, &integ_alg,
- unformat_ikev2_transform_dh_type, &dh_type))
- {
- r =
- ikev2_set_profile_esp_transforms (vm, name, crypto_alg, integ_alg,
- dh_type, tmp1);
- goto done;
- }
- else if (unformat (line_input, "set %U sa-lifetime %lu %u %u %lu",
- unformat_token, valid_chars, &name,
- &tmp4, &tmp1, &tmp2, &tmp5))
- {
- r =
- ikev2_set_profile_sa_lifetime (vm, name, tmp4, tmp1, tmp2, tmp5);
- goto done;
- }
- else
- break;
- }
-
- r = clib_error_return (0, "parse error: '%U'",
- format_unformat_error, line_input);
-
-done:
- vec_free (name);
- vec_free (data);
- unformat_free (line_input);
- return r;
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (ikev2_profile_add_del_command, static) = {
- .path = "ikev2 profile",
- .short_help =
- "ikev2 profile [add|del] <id>\n"
- "ikev2 profile set <id> auth [rsa-sig|shared-key-mic] [cert-file|string|hex]"
- " <data>\n"
- "ikev2 profile set <id> id <local|remote> <type> <data>\n"
- "ikev2 profile set <id> traffic-selector <local|remote> ip-range "
- "<start-addr> - <end-addr> port-range <start-port> - <end-port> "
- "protocol <protocol-number>\n"
- "ikev2 profile set <id> responder <interface> <addr>\n"
- "ikev2 profile set <id> ike-crypto-alg <crypto alg> <key size> ike-integ-alg <integ alg> ike-dh <dh type>\n"
- "ikev2 profile set <id> esp-crypto-alg <crypto alg> <key size> esp-integ-alg <integ alg> esp-dh <dh type>\n"
- "ikev2 profile set <id> sa-lifetime <seconds> <jitter> <handover> <max bytes>",
- .function = ikev2_profile_add_del_command_fn,
-};
-/* *INDENT-ON* */
-
-static clib_error_t *
-show_ikev2_profile_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- ikev2_main_t *km = &ikev2_main;
- ikev2_profile_t *p;
-
- /* *INDENT-OFF* */
- pool_foreach (p, km->profiles, ({
- vlib_cli_output(vm, "profile %v", p->name);
-
- if (p->auth.data)
- {
- if (p->auth.hex)
- vlib_cli_output(vm, " auth-method %U auth data 0x%U",
- format_ikev2_auth_method, p->auth.method,
- format_hex_bytes, p->auth.data, vec_len(p->auth.data));
- else
- vlib_cli_output(vm, " auth-method %U auth data %v",
- format_ikev2_auth_method, p->auth.method, p->auth.data);
- }
-
- if (p->loc_id.data)
- {
- if (p->loc_id.type == IKEV2_ID_TYPE_ID_IPV4_ADDR)
- vlib_cli_output(vm, " local id-type %U data %U",
- format_ikev2_id_type, p->loc_id.type,
- format_ip4_address, p->loc_id.data);
- else if (p->loc_id.type == IKEV2_ID_TYPE_ID_KEY_ID)
- vlib_cli_output(vm, " local id-type %U data 0x%U",
- format_ikev2_id_type, p->loc_id.type,
- format_hex_bytes, p->loc_id.data,
- vec_len(p->loc_id.data));
- else
- vlib_cli_output(vm, " local id-type %U data %v",
- format_ikev2_id_type, p->loc_id.type, p->loc_id.data);
- }
-
- if (p->rem_id.data)
- {
- if (p->rem_id.type == IKEV2_ID_TYPE_ID_IPV4_ADDR)
- vlib_cli_output(vm, " remote id-type %U data %U",
- format_ikev2_id_type, p->rem_id.type,
- format_ip4_address, p->rem_id.data);
- else if (p->rem_id.type == IKEV2_ID_TYPE_ID_KEY_ID)
- vlib_cli_output(vm, " remote id-type %U data 0x%U",
- format_ikev2_id_type, p->rem_id.type,
- format_hex_bytes, p->rem_id.data,
- vec_len(p->rem_id.data));
- else
- vlib_cli_output(vm, " remote id-type %U data %v",
- format_ikev2_id_type, p->rem_id.type, p->rem_id.data);
- }
-
- if (p->loc_ts.end_addr.as_u32)
- vlib_cli_output(vm, " local traffic-selector addr %U - %U port %u - %u"
- " protocol %u",
- format_ip4_address, &p->loc_ts.start_addr,
- format_ip4_address, &p->loc_ts.end_addr,
- p->loc_ts.start_port, p->loc_ts.end_port,
- p->loc_ts.protocol_id);
-
- if (p->rem_ts.end_addr.as_u32)
- vlib_cli_output(vm, " remote traffic-selector addr %U - %U port %u - %u"
- " protocol %u",
- format_ip4_address, &p->rem_ts.start_addr,
- format_ip4_address, &p->rem_ts.end_addr,
- p->rem_ts.start_port, p->rem_ts.end_port,
- p->rem_ts.protocol_id);
- }));
- /* *INDENT-ON* */
-
- return 0;
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (show_ikev2_profile_command, static) = {
- .path = "show ikev2 profile",
- .short_help = "show ikev2 profile",
- .function = show_ikev2_profile_command_fn,
-};
-/* *INDENT-ON* */
-
-static clib_error_t *
-set_ikev2_local_key_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- unformat_input_t _line_input, *line_input = &_line_input;
- clib_error_t *r = 0;
- u8 *data = 0;
-
- if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
-
- while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
- {
- if (unformat (line_input, "%s", &data))
- {
- r = ikev2_set_local_key (vm, data);
- goto done;
- }
- else
- break;
- }
-
- r = clib_error_return (0, "parse error: '%U'",
- format_unformat_error, line_input);
-
-done:
- vec_free (data);
- unformat_free (line_input);
- return r;
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (set_ikev2_local_key_command, static) = {
- .path = "set ikev2 local key",
- .short_help =
- "set ikev2 local key <file>",
- .function = set_ikev2_local_key_command_fn,
-};
-/* *INDENT-ON* */
-
-
-static clib_error_t *
-ikev2_initiate_command_fn (vlib_main_t * vm,
- unformat_input_t * input, vlib_cli_command_t * cmd)
-{
- unformat_input_t _line_input, *line_input = &_line_input;
- clib_error_t *r = 0;
- u8 *name = 0;
- u32 tmp1;
- u64 tmp2;
-
- const char *valid_chars = "a-zA-Z0-9_";
-
- if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
-
- while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
- {
- if (unformat
- (line_input, "sa-init %U", unformat_token, valid_chars, &name))
- {
- r = ikev2_initiate_sa_init (vm, name);
- goto done;
- }
- else if (unformat (line_input, "del-child-sa %x", &tmp1))
- {
- r = ikev2_initiate_delete_child_sa (vm, tmp1);
- goto done;
- }
- else if (unformat (line_input, "del-sa %lx", &tmp2))
- {
- r = ikev2_initiate_delete_ike_sa (vm, tmp2);
- goto done;
- }
- else if (unformat (line_input, "rekey-child-sa %x", &tmp1))
- {
- r = ikev2_initiate_rekey_child_sa (vm, tmp1);
- goto done;
- }
- else
- break;
- }
-
- r = clib_error_return (0, "parse error: '%U'",
- format_unformat_error, line_input);
-
-done:
- vec_free (name);
- unformat_free (line_input);
- return r;
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (ikev2_initiate_command, static) = {
- .path = "ikev2 initiate",
- .short_help =
- "ikev2 initiate sa-init <profile id>\n"
- "ikev2 initiate del-child-sa <child sa ispi>\n"
- "ikev2 initiate del-sa <sa ispi>\n"
- "ikev2 initiate rekey-child-sa <profile id> <child sa ispi>\n",
- .function = ikev2_initiate_command_fn,
-};
-/* *INDENT-ON* */
-
-
-clib_error_t *
-ikev2_cli_init (vlib_main_t * vm)
-{
- return 0;
-}
-
-VLIB_INIT_FUNCTION (ikev2_cli_init);
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vnet/ipsec/ikev2_crypto.c b/src/vnet/ipsec/ikev2_crypto.c
deleted file mode 100644
index ffe15891b75..00000000000
--- a/src/vnet/ipsec/ikev2_crypto.c
+++ /dev/null
@@ -1,1076 +0,0 @@
-/*
- * Copyright (c) 2015 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <vlib/vlib.h>
-#include <vnet/vnet.h>
-#include <vnet/pg/pg.h>
-#include <vppinfra/error.h>
-#include <vnet/udp/udp.h>
-#include <vnet/ipsec/ikev2.h>
-#include <vnet/ipsec/ikev2_priv.h>
-#include <openssl/obj_mac.h>
-#include <openssl/ec.h>
-#include <openssl/x509.h>
-#include <openssl/pem.h>
-#include <openssl/bn.h>
-#include <openssl/dh.h>
-
-/* from RFC7296 */
-static const char modp_dh_768_prime[] =
- "FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD1"
- "29024E088A67CC74020BBEA63B139B22514A08798E3404DD"
- "EF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245"
- "E485B576625E7EC6F44C42E9A63A3620FFFFFFFFFFFFFFFF";
-static const char modp_dh_768_generator[] = "02";
-
-static const char modp_dh_1024_prime[] =
- "FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD1"
- "29024E088A67CC74020BBEA63B139B22514A08798E3404DD"
- "EF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245"
- "E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7ED"
- "EE386BFB5A899FA5AE9F24117C4B1FE649286651ECE65381" "FFFFFFFFFFFFFFFF";
-static const char modp_dh_1024_generator[] = "02";
-
-/* from RFC3526 */
-static const char modp_dh_1536_prime[] =
- "FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD1"
- "29024E088A67CC74020BBEA63B139B22514A08798E3404DD"
- "EF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245"
- "E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7ED"
- "EE386BFB5A899FA5AE9F24117C4B1FE649286651ECE45B3D"
- "C2007CB8A163BF0598DA48361C55D39A69163FA8FD24CF5F"
- "83655D23DCA3AD961C62F356208552BB9ED529077096966D"
- "670C354E4ABC9804F1746C08CA237327FFFFFFFFFFFFFFFF";
-static const char modp_dh_1536_generator[] = "02";
-
-static const char modp_dh_2048_prime[] =
- "FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD1"
- "29024E088A67CC74020BBEA63B139B22514A08798E3404DD"
- "EF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245"
- "E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7ED"
- "EE386BFB5A899FA5AE9F24117C4B1FE649286651ECE45B3D"
- "C2007CB8A163BF0598DA48361C55D39A69163FA8FD24CF5F"
- "83655D23DCA3AD961C62F356208552BB9ED529077096966D"
- "670C354E4ABC9804F1746C08CA18217C32905E462E36CE3B"
- "E39E772C180E86039B2783A2EC07A28FB5C55DF06F4C52C9"
- "DE2BCBF6955817183995497CEA956AE515D2261898FA0510"
- "15728E5A8AACAA68FFFFFFFFFFFFFFFF";
-static const char modp_dh_2048_generator[] = "02";
-
-static const char modp_dh_3072_prime[] =
- "FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD1"
- "29024E088A67CC74020BBEA63B139B22514A08798E3404DD"
- "EF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245"
- "E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7ED"
- "EE386BFB5A899FA5AE9F24117C4B1FE649286651ECE45B3D"
- "C2007CB8A163BF0598DA48361C55D39A69163FA8FD24CF5F"
- "83655D23DCA3AD961C62F356208552BB9ED529077096966D"
- "670C354E4ABC9804F1746C08CA18217C32905E462E36CE3B"
- "E39E772C180E86039B2783A2EC07A28FB5C55DF06F4C52C9"
- "DE2BCBF6955817183995497CEA956AE515D2261898FA0510"
- "15728E5A8AAAC42DAD33170D04507A33A85521ABDF1CBA64"
- "ECFB850458DBEF0A8AEA71575D060C7DB3970F85A6E1E4C7"
- "ABF5AE8CDB0933D71E8C94E04A25619DCEE3D2261AD2EE6B"
- "F12FFA06D98A0864D87602733EC86A64521F2B18177B200C"
- "BBE117577A615D6C770988C0BAD946E208E24FA074E5AB31"
- "43DB5BFCE0FD108E4B82D120A93AD2CAFFFFFFFFFFFFFFFF";
-static const char modp_dh_3072_generator[] = "02";
-
-static const char modp_dh_4096_prime[] =
- "FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD1"
- "29024E088A67CC74020BBEA63B139B22514A08798E3404DD"
- "EF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245"
- "E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7ED"
- "EE386BFB5A899FA5AE9F24117C4B1FE649286651ECE45B3D"
- "C2007CB8A163BF0598DA48361C55D39A69163FA8FD24CF5F"
- "83655D23DCA3AD961C62F356208552BB9ED529077096966D"
- "670C354E4ABC9804F1746C08CA18217C32905E462E36CE3B"
- "E39E772C180E86039B2783A2EC07A28FB5C55DF06F4C52C9"
- "DE2BCBF6955817183995497CEA956AE515D2261898FA0510"
- "15728E5A8AAAC42DAD33170D04507A33A85521ABDF1CBA64"
- "ECFB850458DBEF0A8AEA71575D060C7DB3970F85A6E1E4C7"
- "ABF5AE8CDB0933D71E8C94E04A25619DCEE3D2261AD2EE6B"
- "F12FFA06D98A0864D87602733EC86A64521F2B18177B200C"
- "BBE117577A615D6C770988C0BAD946E208E24FA074E5AB31"
- "43DB5BFCE0FD108E4B82D120A92108011A723C12A787E6D7"
- "88719A10BDBA5B2699C327186AF4E23C1A946834B6150BDA"
- "2583E9CA2AD44CE8DBBBC2DB04DE8EF92E8EFC141FBECAA6"
- "287C59474E6BC05D99B2964FA090C3A2233BA186515BE7ED"
- "1F612970CEE2D7AFB81BDD762170481CD0069127D5B05AA9"
- "93B4EA988D8FDDC186FFB7DC90A6C08F4DF435C934063199" "FFFFFFFFFFFFFFFF";
-static const char modp_dh_4096_generator[] = "02";
-
-static const char modp_dh_6144_prime[] =
- "FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD129024E08"
- "8A67CC74020BBEA63B139B22514A08798E3404DDEF9519B3CD3A431B"
- "302B0A6DF25F14374FE1356D6D51C245E485B576625E7EC6F44C42E9"
- "A637ED6B0BFF5CB6F406B7EDEE386BFB5A899FA5AE9F24117C4B1FE6"
- "49286651ECE45B3DC2007CB8A163BF0598DA48361C55D39A69163FA8"
- "FD24CF5F83655D23DCA3AD961C62F356208552BB9ED529077096966D"
- "670C354E4ABC9804F1746C08CA18217C32905E462E36CE3BE39E772C"
- "180E86039B2783A2EC07A28FB5C55DF06F4C52C9DE2BCBF695581718"
- "3995497CEA956AE515D2261898FA051015728E5A8AAAC42DAD33170D"
- "04507A33A85521ABDF1CBA64ECFB850458DBEF0A8AEA71575D060C7D"
- "B3970F85A6E1E4C7ABF5AE8CDB0933D71E8C94E04A25619DCEE3D226"
- "1AD2EE6BF12FFA06D98A0864D87602733EC86A64521F2B18177B200C"
- "BBE117577A615D6C770988C0BAD946E208E24FA074E5AB3143DB5BFC"
- "E0FD108E4B82D120A92108011A723C12A787E6D788719A10BDBA5B26"
- "99C327186AF4E23C1A946834B6150BDA2583E9CA2AD44CE8DBBBC2DB"
- "04DE8EF92E8EFC141FBECAA6287C59474E6BC05D99B2964FA090C3A2"
- "233BA186515BE7ED1F612970CEE2D7AFB81BDD762170481CD0069127"
- "D5B05AA993B4EA988D8FDDC186FFB7DC90A6C08F4DF435C934028492"
- "36C3FAB4D27C7026C1D4DCB2602646DEC9751E763DBA37BDF8FF9406"
- "AD9E530EE5DB382F413001AEB06A53ED9027D831179727B0865A8918"
- "DA3EDBEBCF9B14ED44CE6CBACED4BB1BDB7F1447E6CC254B33205151"
- "2BD7AF426FB8F401378CD2BF5983CA01C64B92ECF032EA15D1721D03"
- "F482D7CE6E74FEF6D55E702F46980C82B5A84031900B1C9E59E7C97F"
- "BEC7E8F323A97A7E36CC88BE0F1D45B7FF585AC54BD407B22B4154AA"
- "CC8F6D7EBF48E1D814CC5ED20F8037E0A79715EEF29BE32806A1D58B"
- "B7C5DA76F550AA3D8A1FBFF0EB19CCB1A313D55CDA56C9EC2EF29632"
- "387FE8D76E3C0468043E8F663F4860EE12BF2D5B0B7474D6E694F91E"
- "6DCC4024FFFFFFFFFFFFFFFF";
-static const char modp_dh_6144_generator[] = "02";
-
-static const char modp_dh_8192_prime[] =
- "FFFFFFFFFFFFFFFFC90FDAA22168C234C4C6628B80DC1CD1"
- "29024E088A67CC74020BBEA63B139B22514A08798E3404DD"
- "EF9519B3CD3A431B302B0A6DF25F14374FE1356D6D51C245"
- "E485B576625E7EC6F44C42E9A637ED6B0BFF5CB6F406B7ED"
- "EE386BFB5A899FA5AE9F24117C4B1FE649286651ECE45B3D"
- "C2007CB8A163BF0598DA48361C55D39A69163FA8FD24CF5F"
- "83655D23DCA3AD961C62F356208552BB9ED529077096966D"
- "670C354E4ABC9804F1746C08CA18217C32905E462E36CE3B"
- "E39E772C180E86039B2783A2EC07A28FB5C55DF06F4C52C9"
- "DE2BCBF6955817183995497CEA956AE515D2261898FA0510"
- "15728E5A8AAAC42DAD33170D04507A33A85521ABDF1CBA64"
- "ECFB850458DBEF0A8AEA71575D060C7DB3970F85A6E1E4C7"
- "ABF5AE8CDB0933D71E8C94E04A25619DCEE3D2261AD2EE6B"
- "F12FFA06D98A0864D87602733EC86A64521F2B18177B200C"
- "BBE117577A615D6C770988C0BAD946E208E24FA074E5AB31"
- "43DB5BFCE0FD108E4B82D120A92108011A723C12A787E6D7"
- "88719A10BDBA5B2699C327186AF4E23C1A946834B6150BDA"
- "2583E9CA2AD44CE8DBBBC2DB04DE8EF92E8EFC141FBECAA6"
- "287C59474E6BC05D99B2964FA090C3A2233BA186515BE7ED"
- "1F612970CEE2D7AFB81BDD762170481CD0069127D5B05AA9"
- "93B4EA988D8FDDC186FFB7DC90A6C08F4DF435C934028492"
- "36C3FAB4D27C7026C1D4DCB2602646DEC9751E763DBA37BD"
- "F8FF9406AD9E530EE5DB382F413001AEB06A53ED9027D831"
- "179727B0865A8918DA3EDBEBCF9B14ED44CE6CBACED4BB1B"
- "DB7F1447E6CC254B332051512BD7AF426FB8F401378CD2BF"
- "5983CA01C64B92ECF032EA15D1721D03F482D7CE6E74FEF6"
- "D55E702F46980C82B5A84031900B1C9E59E7C97FBEC7E8F3"
- "23A97A7E36CC88BE0F1D45B7FF585AC54BD407B22B4154AA"
- "CC8F6D7EBF48E1D814CC5ED20F8037E0A79715EEF29BE328"
- "06A1D58BB7C5DA76F550AA3D8A1FBFF0EB19CCB1A313D55C"
- "DA56C9EC2EF29632387FE8D76E3C0468043E8F663F4860EE"
- "12BF2D5B0B7474D6E694F91E6DBE115974A3926F12FEE5E4"
- "38777CB6A932DF8CD8BEC4D073B931BA3BC832B68D9DD300"
- "741FA7BF8AFC47ED2576F6936BA424663AAB639C5AE4F568"
- "3423B4742BF1C978238F16CBE39D652DE3FDB8BEFC848AD9"
- "22222E04A4037C0713EB57A81A23F0C73473FC646CEA306B"
- "4BCBC8862F8385DDFA9D4B7FA2C087E879683303ED5BDD3A"
- "062B3CF5B3A278A66D2A13F83F44F82DDF310EE074AB6A36"
- "4597E899A0255DC164F31CC50846851DF9AB48195DED7EA1"
- "B1D510BD7EE74D73FAF36BC31ECFA268359046F4EB879F92"
- "4009438B481C6CD7889A002ED5EE382BC9190DA6FC026E47"
- "9558E4475677E9AA9E3050E2765694DFC81F56E880B96E71"
- "60C980DD98EDD3DFFFFFFFFFFFFFFFFF";
-static const char modp_dh_8192_generator[] = "02";
-
-/* from RFC5114 */
-static const char modp_dh_1024_160_prime[] =
- "B10B8F96A080E01DDE92DE5EAE5D54EC52C99FBCFB06A3C6"
- "9A6A9DCA52D23B616073E28675A23D189838EF1E2EE652C0"
- "13ECB4AEA906112324975C3CD49B83BFACCBDD7D90C4BD70"
- "98488E9C219A73724EFFD6FAE5644738FAA31A4FF55BCCC0"
- "A151AF5F0DC8B4BD45BF37DF365C1A65E68CFDA76D4DA708" "DF1FB2BC2E4A4371";
-static const char modp_dh_1024_160_generator[] =
- "A4D1CBD5C3FD34126765A442EFB99905F8104DD258AC507F"
- "D6406CFF14266D31266FEA1E5C41564B777E690F5504F213"
- "160217B4B01B886A5E91547F9E2749F4D7FBD7D3B9A92EE1"
- "909D0D2263F80A76A6A24C087A091F531DBF0A0169B6A28A"
- "D662A4D18E73AFA32D779D5918D08BC8858F4DCEF97C2A24" "855E6EEB22B3B2E5";
-
-static const char modp_dh_2048_224_prime[] =
- "AD107E1E9123A9D0D660FAA79559C51FA20D64E5683B9FD1"
- "B54B1597B61D0A75E6FA141DF95A56DBAF9A3C407BA1DF15"
- "EB3D688A309C180E1DE6B85A1274A0A66D3F8152AD6AC212"
- "9037C9EDEFDA4DF8D91E8FEF55B7394B7AD5B7D0B6C12207"
- "C9F98D11ED34DBF6C6BA0B2C8BBC27BE6A00E0A0B9C49708"
- "B3BF8A317091883681286130BC8985DB1602E714415D9330"
- "278273C7DE31EFDC7310F7121FD5A07415987D9ADC0A486D"
- "CDF93ACC44328387315D75E198C641A480CD86A1B9E587E8"
- "BE60E69CC928B2B9C52172E413042E9B23F10B0E16E79763"
- "C9B53DCF4BA80A29E3FB73C16B8E75B97EF363E2FFA31F71"
- "CF9DE5384E71B81C0AC4DFFE0C10E64F";
-static const char modp_dh_2048_224_generator[] =
- "AC4032EF4F2D9AE39DF30B5C8FFDAC506CDEBE7B89998CAF"
- "74866A08CFE4FFE3A6824A4E10B9A6F0DD921F01A70C4AFA"
- "AB739D7700C29F52C57DB17C620A8652BE5E9001A8D66AD7"
- "C17669101999024AF4D027275AC1348BB8A762D0521BC98A"
- "E247150422EA1ED409939D54DA7460CDB5F6C6B250717CBE"
- "F180EB34118E98D119529A45D6F834566E3025E316A330EF"
- "BB77A86F0C1AB15B051AE3D428C8F8ACB70A8137150B8EEB"
- "10E183EDD19963DDD9E263E4770589EF6AA21E7F5F2FF381"
- "B539CCE3409D13CD566AFBB48D6C019181E1BCFE94B30269"
- "EDFE72FE9B6AA4BD7B5A0F1C71CFFF4C19C418E1F6EC0179"
- "81BC087F2A7065B384B890D3191F2BFA";
-
-static const char modp_dh_2048_256_prime[] =
- "87A8E61DB4B6663CFFBBD19C651959998CEEF608660DD0F2"
- "5D2CEED4435E3B00E00DF8F1D61957D4FAF7DF4561B2AA30"
- "16C3D91134096FAA3BF4296D830E9A7C209E0C6497517ABD"
- "5A8A9D306BCF67ED91F9E6725B4758C022E0B1EF4275BF7B"
- "6C5BFC11D45F9088B941F54EB1E59BB8BC39A0BF12307F5C"
- "4FDB70C581B23F76B63ACAE1CAA6B7902D52526735488A0E"
- "F13C6D9A51BFA4AB3AD8347796524D8EF6A167B5A41825D9"
- "67E144E5140564251CCACB83E6B486F6B3CA3F7971506026"
- "C0B857F689962856DED4010ABD0BE621C3A3960A54E710C3"
- "75F26375D7014103A4B54330C198AF126116D2276E11715F"
- "693877FAD7EF09CADB094AE91E1A1597";
-static const char modp_dh_2048_256_generator[] =
- "3FB32C9B73134D0B2E77506660EDBD484CA7B18F21EF2054"
- "07F4793A1A0BA12510DBC15077BE463FFF4FED4AAC0BB555"
- "BE3A6C1B0C6B47B1BC3773BF7E8C6F62901228F8C28CBB18"
- "A55AE31341000A650196F931C77A57F2DDF463E5E9EC144B"
- "777DE62AAAB8A8628AC376D282D6ED3864E67982428EBC83"
- "1D14348F6F2F9193B5045AF2767164E1DFC967C1FB3F2E55"
- "A4BD1BFFE83B9C80D052B985D182EA0ADB2A3B7313D3FE14"
- "C8484B1E052588B9B7D2BBD2DF016199ECD06E1557CD0915"
- "B3353BBB64E0EC377FD028370DF92B52C7891428CDC67EB6"
- "184B523D1DB246C32F63078490F00EF8D647D148D4795451"
- "5E2327CFEF98C582664B4C0F6CC41659";
-
-v8 *
-ikev2_calc_prf (ikev2_sa_transform_t * tr, v8 * key, v8 * data)
-{
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- HMAC_CTX *ctx;
-#else
- HMAC_CTX ctx;
-#endif
- v8 *prf;
- unsigned int len = 0;
-
- prf = vec_new (u8, tr->key_trunc);
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- ctx = HMAC_CTX_new ();
- HMAC_Init_ex (ctx, key, vec_len (key), tr->md, NULL);
- HMAC_Update (ctx, data, vec_len (data));
- HMAC_Final (ctx, prf, &len);
-#else
- HMAC_CTX_init (&ctx);
- HMAC_Init_ex (&ctx, key, vec_len (key), tr->md, NULL);
- HMAC_Update (&ctx, data, vec_len (data));
- HMAC_Final (&ctx, prf, &len);
- HMAC_CTX_cleanup (&ctx);
-#endif
- ASSERT (len == tr->key_trunc);
-
- return prf;
-}
-
-u8 *
-ikev2_calc_prfplus (ikev2_sa_transform_t * tr, u8 * key, u8 * seed, int len)
-{
- v8 *t = 0, *s = 0, *tmp = 0, *ret = 0;
- u8 x = 0;
-
- /* prf+ (K,S) = T1 | T2 | T3 | T4 | ...
-
- where:
- T1 = prf (K, S | 0x01)
- T2 = prf (K, T1 | S | 0x02)
- T3 = prf (K, T2 | S | 0x03)
- T4 = prf (K, T3 | S | 0x04)
- */
-
- while (vec_len (ret) < len && x < 255)
- {
- if (t)
- {
- vec_append (s, t);
- vec_free (t);
- }
-
- vec_append (s, seed);
- vec_add2 (s, tmp, 1);
- *tmp = x + 1;
- t = ikev2_calc_prf (tr, key, s);
- vec_append (ret, t);
- vec_free (s);
- x++;
- }
-
- vec_free (t);
-
- if (x == 255)
- {
- vec_free (ret);
- }
-
- return ret;
-}
-
-v8 *
-ikev2_calc_integr (ikev2_sa_transform_t * tr, v8 * key, u8 * data, int len)
-{
- v8 *r;
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- HMAC_CTX *hctx;
-#else
- HMAC_CTX hctx;
-#endif
- unsigned int l;
-
- ASSERT (tr->type == IKEV2_TRANSFORM_TYPE_INTEG);
-
- r = vec_new (u8, tr->key_len);
-
- if (tr->md == EVP_sha1 ())
- {
- clib_warning ("integrity checking with sha1");
- }
- else if (tr->md == EVP_sha256 ())
- {
- clib_warning ("integrity checking with sha256");
- }
-
- /* verify integrity of data */
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- hctx = HMAC_CTX_new ();
- HMAC_Init_ex (hctx, key, vec_len (key), tr->md, NULL);
- HMAC_Update (hctx, (const u8 *) data, len);
- HMAC_Final (hctx, r, &l);
-#else
- HMAC_CTX_init (&hctx);
- HMAC_Init_ex (&hctx, key, vec_len (key), tr->md, NULL);
- HMAC_Update (&hctx, (const u8 *) data, len);
- HMAC_Final (&hctx, r, &l);
- HMAC_CTX_cleanup (&hctx);
-#endif
-
- ASSERT (l == tr->key_len);
-
- return r;
-}
-
-v8 *
-ikev2_decrypt_data (ikev2_sa_t * sa, u8 * data, int len)
-{
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- EVP_CIPHER_CTX *ctx;
-#else
- EVP_CIPHER_CTX ctx;
-#endif
- v8 *r;
- int out_len = 0, block_size;
- ikev2_sa_transform_t *tr_encr;
- u8 *key = sa->is_initiator ? sa->sk_er : sa->sk_ei;
-
- tr_encr =
- ikev2_sa_get_td_for_type (sa->r_proposals, IKEV2_TRANSFORM_TYPE_ENCR);
- block_size = tr_encr->block_size;
-
- /* check if data is multiplier of cipher block size */
- if (len % block_size)
- {
- clib_warning ("wrong data length");
- return 0;
- }
-
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- ctx = EVP_CIPHER_CTX_new ();
-#else
- EVP_CIPHER_CTX_init (&ctx);
-#endif
-
- r = vec_new (u8, len - block_size);
-
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- EVP_DecryptInit_ex (ctx, tr_encr->cipher, NULL, key, data);
- EVP_DecryptUpdate (ctx, r, &out_len, data + block_size, len - block_size);
- EVP_DecryptFinal_ex (ctx, r + out_len, &out_len);
-#else
- EVP_DecryptInit_ex (&ctx, tr_encr->cipher, NULL, key, data);
- EVP_DecryptUpdate (&ctx, r, &out_len, data + block_size, len - block_size);
- EVP_DecryptFinal_ex (&ctx, r + out_len, &out_len);
-#endif
- /* remove padding */
- _vec_len (r) -= r[vec_len (r) - 1] + 1;
-
-#if OPENSSL_VERSION_NUMBER < 0x10100000L
- EVP_CIPHER_CTX_cleanup (&ctx);
-#endif
- return r;
-}
-
-int
-ikev2_encrypt_data (ikev2_sa_t * sa, v8 * src, u8 * dst)
-{
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- EVP_CIPHER_CTX *ctx;
-#else
- EVP_CIPHER_CTX ctx;
-#endif
- int out_len;
- int bs;
- ikev2_sa_transform_t *tr_encr;
- u8 *key = sa->is_initiator ? sa->sk_ei : sa->sk_er;
-
- tr_encr =
- ikev2_sa_get_td_for_type (sa->r_proposals, IKEV2_TRANSFORM_TYPE_ENCR);
- bs = tr_encr->block_size;
-
- /* generate IV */
- RAND_bytes (dst, bs);
-
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- ctx = EVP_CIPHER_CTX_new ();
- EVP_EncryptInit_ex (ctx, tr_encr->cipher, NULL, key, dst /* dst */ );
- EVP_EncryptUpdate (ctx, dst + bs, &out_len, src, vec_len (src));
-#else
- EVP_CIPHER_CTX_init (&ctx);
- EVP_EncryptInit_ex (&ctx, tr_encr->cipher, NULL, key, dst /* dst */ );
- EVP_EncryptUpdate (&ctx, dst + bs, &out_len, src, vec_len (src));
- EVP_CIPHER_CTX_cleanup (&ctx);
-#endif
-
- ASSERT (vec_len (src) == out_len);
-
- return out_len + bs;
-}
-
-void
-ikev2_generate_dh (ikev2_sa_t * sa, ikev2_sa_transform_t * t)
-{
- int r;
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- BIGNUM *p = BN_new ();
- BIGNUM *q = BN_new ();
- BIGNUM *g = BN_new ();
- BIGNUM *pub_key = BN_new ();
- BIGNUM *priv_key = BN_new ();
-#endif
-
- if (t->dh_group == IKEV2_DH_GROUP_MODP)
- {
- DH *dh = DH_new ();
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- BN_hex2bn (&p, t->dh_p);
- BN_hex2bn (&g, t->dh_g);
- DH_set0_pqg (dh, p, q, g);
-#else
- BN_hex2bn (&dh->p, t->dh_p);
- BN_hex2bn (&dh->g, t->dh_g);
-#endif
- DH_generate_key (dh);
-
- if (sa->is_initiator)
- {
- sa->i_dh_data = vec_new (u8, t->key_len);
- sa->dh_private_key = vec_new (u8, t->key_len);
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- r = BN_bn2bin (pub_key, sa->i_dh_data);
- ASSERT (r == t->key_len);
- r = BN_bn2bin (priv_key, sa->dh_private_key);
- DH_set0_key (dh, pub_key, priv_key);
-#else
- r = BN_bn2bin (dh->pub_key, sa->i_dh_data);
- ASSERT (r == t->key_len);
- r = BN_bn2bin (dh->priv_key, sa->dh_private_key);
- ASSERT (r == t->key_len);
-#endif
- }
- else
- {
- sa->r_dh_data = vec_new (u8, t->key_len);
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- r = BN_bn2bin (pub_key, sa->i_dh_data);
- ASSERT (r == t->key_len);
- DH_set0_key (dh, pub_key, NULL);
-#else
- r = BN_bn2bin (dh->pub_key, sa->r_dh_data);
- ASSERT (r == t->key_len);
-#endif
- BIGNUM *ex;
- sa->dh_shared_key = vec_new (u8, t->key_len);
- ex = BN_bin2bn (sa->i_dh_data, vec_len (sa->i_dh_data), NULL);
- r = DH_compute_key (sa->dh_shared_key, ex, dh);
- ASSERT (r == t->key_len);
- BN_clear_free (ex);
- }
- DH_free (dh);
- }
- else if (t->dh_group == IKEV2_DH_GROUP_ECP)
- {
- EC_KEY *ec = EC_KEY_new_by_curve_name (t->nid);
- ASSERT (ec);
-
- EC_KEY_generate_key (ec);
-
- const EC_POINT *r_point = EC_KEY_get0_public_key (ec);
- const EC_GROUP *group = EC_KEY_get0_group (ec);
- BIGNUM *x = NULL, *y = NULL;
- BN_CTX *bn_ctx = BN_CTX_new ();
- u16 x_off, y_off, len;
- EC_POINT *i_point = EC_POINT_new (group);
- EC_POINT *shared_point = EC_POINT_new (group);
-
- x = BN_new ();
- y = BN_new ();
- len = t->key_len / 2;
-
-#if OPENSSL_VERSION_NUMBER >= 0x30000000L
- EC_POINT_get_affine_coordinates (group, r_point, x, y, bn_ctx);
-#else
- EC_POINT_get_affine_coordinates_GFp (group, r_point, x, y, bn_ctx);
-#endif
-
- if (sa->is_initiator)
- {
- sa->i_dh_data = vec_new (u8, t->key_len);
- x_off = len - BN_num_bytes (x);
- clib_memset (sa->i_dh_data, 0, x_off);
- BN_bn2bin (x, sa->i_dh_data + x_off);
- y_off = t->key_len - BN_num_bytes (y);
- clib_memset (sa->i_dh_data + len, 0, y_off - len);
- BN_bn2bin (y, sa->i_dh_data + y_off);
-
- const BIGNUM *prv = EC_KEY_get0_private_key (ec);
- sa->dh_private_key = vec_new (u8, BN_num_bytes (prv));
- r = BN_bn2bin (prv, sa->dh_private_key);
- ASSERT (r == BN_num_bytes (prv));
- }
- else
- {
- sa->r_dh_data = vec_new (u8, t->key_len);
- x_off = len - BN_num_bytes (x);
- clib_memset (sa->r_dh_data, 0, x_off);
- BN_bn2bin (x, sa->r_dh_data + x_off);
- y_off = t->key_len - BN_num_bytes (y);
- clib_memset (sa->r_dh_data + len, 0, y_off - len);
- BN_bn2bin (y, sa->r_dh_data + y_off);
-
- x = BN_bin2bn (sa->i_dh_data, len, x);
- y = BN_bin2bn (sa->i_dh_data + len, len, y);
-#if OPENSSL_VERSION_NUMBER >= 0x30000000L
- EC_POINT_set_affine_coordinates (group, i_point, x, y, bn_ctx);
-#else
- EC_POINT_set_affine_coordinates_GFp (group, i_point, x, y, bn_ctx);
-#endif
- sa->dh_shared_key = vec_new (u8, t->key_len);
- EC_POINT_mul (group, shared_point, NULL, i_point,
- EC_KEY_get0_private_key (ec), NULL);
-#if OPENSSL_VERSION_NUMBER >= 0x30000000L
- EC_POINT_get_affine_coordinates (group, shared_point, x, y, bn_ctx);
-#else
- EC_POINT_get_affine_coordinates_GFp (group, shared_point, x, y,
- bn_ctx);
-#endif
- x_off = len - BN_num_bytes (x);
- clib_memset (sa->dh_shared_key, 0, x_off);
- BN_bn2bin (x, sa->dh_shared_key + x_off);
- y_off = t->key_len - BN_num_bytes (y);
- clib_memset (sa->dh_shared_key + len, 0, y_off - len);
- BN_bn2bin (y, sa->dh_shared_key + y_off);
- }
-
- EC_KEY_free (ec);
- BN_free (x);
- BN_free (y);
- BN_CTX_free (bn_ctx);
- EC_POINT_free (i_point);
- EC_POINT_free (shared_point);
- }
-}
-
-void
-ikev2_complete_dh (ikev2_sa_t * sa, ikev2_sa_transform_t * t)
-{
- int r;
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- BIGNUM *p = BN_new ();
- BIGNUM *q = BN_new ();
- BIGNUM *g = BN_new ();
- BIGNUM *priv_key = BN_new ();
-#endif
-
- if (t->dh_group == IKEV2_DH_GROUP_MODP)
- {
- DH *dh = DH_new ();
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- BN_hex2bn (&p, t->dh_p);
- BN_hex2bn (&g, t->dh_g);
- DH_set0_pqg (dh, p, q, g);
-
- priv_key =
- BN_bin2bn (sa->dh_private_key, vec_len (sa->dh_private_key), NULL);
- DH_set0_key (dh, NULL, priv_key);
-#else
- BN_hex2bn (&dh->p, t->dh_p);
- BN_hex2bn (&dh->g, t->dh_g);
-
- dh->priv_key =
- BN_bin2bn (sa->dh_private_key, vec_len (sa->dh_private_key), NULL);
-#endif
- BIGNUM *ex;
- sa->dh_shared_key = vec_new (u8, t->key_len);
- ex = BN_bin2bn (sa->r_dh_data, vec_len (sa->r_dh_data), NULL);
- r = DH_compute_key (sa->dh_shared_key, ex, dh);
- ASSERT (r == t->key_len);
- BN_clear_free (ex);
- DH_free (dh);
- }
- else if (t->dh_group == IKEV2_DH_GROUP_ECP)
- {
- EC_KEY *ec = EC_KEY_new_by_curve_name (t->nid);
- ASSERT (ec);
-
- const EC_GROUP *group = EC_KEY_get0_group (ec);
- BIGNUM *x = NULL, *y = NULL;
- BN_CTX *bn_ctx = BN_CTX_new ();
- u16 x_off, y_off, len;
- BIGNUM *prv;
-
- prv =
- BN_bin2bn (sa->dh_private_key, vec_len (sa->dh_private_key), NULL);
- EC_KEY_set_private_key (ec, prv);
-
- x = BN_new ();
- y = BN_new ();
- len = t->key_len / 2;
-
- x = BN_bin2bn (sa->r_dh_data, len, x);
- y = BN_bin2bn (sa->r_dh_data + len, len, y);
- EC_POINT *r_point = EC_POINT_new (group);
-#if OPENSSL_VERSION_NUMBER >= 0x30000000L
- EC_POINT_set_affine_coordinates (group, r_point, x, y, bn_ctx);
-#else
- EC_POINT_set_affine_coordinates_GFp (group, r_point, x, y, bn_ctx);
-#endif
- EC_KEY_set_public_key (ec, r_point);
-
- EC_POINT *i_point = EC_POINT_new (group);
- EC_POINT *shared_point = EC_POINT_new (group);
-
- x = BN_bin2bn (sa->i_dh_data, len, x);
- y = BN_bin2bn (sa->i_dh_data + len, len, y);
-#if OPENSSL_VERSION_NUMBER >= 0x30000000L
- EC_POINT_set_affine_coordinates (group, i_point, x, y, bn_ctx);
-#else
- EC_POINT_set_affine_coordinates_GFp (group, i_point, x, y, bn_ctx);
-#endif
- EC_POINT_mul (group, shared_point, NULL, r_point,
- EC_KEY_get0_private_key (ec), NULL);
-#if OPENSSL_VERSION_NUMBER >= 0x30000000L
- EC_POINT_get_affine_coordinates (group, shared_point, x, y, bn_ctx);
-#else
- EC_POINT_get_affine_coordinates_GFp (group, shared_point, x, y, bn_ctx);
-#endif
- sa->dh_shared_key = vec_new (u8, t->key_len);
- x_off = len - BN_num_bytes (x);
- clib_memset (sa->dh_shared_key, 0, x_off);
- BN_bn2bin (x, sa->dh_shared_key + x_off);
- y_off = t->key_len - BN_num_bytes (y);
- clib_memset (sa->dh_shared_key + len, 0, y_off - len);
- BN_bn2bin (y, sa->dh_shared_key + y_off);
-
- EC_KEY_free (ec);
- BN_free (x);
- BN_free (y);
- BN_free (prv);
- BN_CTX_free (bn_ctx);
- EC_POINT_free (i_point);
- EC_POINT_free (r_point);
- EC_POINT_free (shared_point);
- }
-}
-
-int
-ikev2_verify_sign (EVP_PKEY * pkey, u8 * sigbuf, u8 * data)
-{
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- EVP_MD_CTX *md_ctx = EVP_MD_CTX_new ();
-#else
- EVP_MD_CTX md_ctx;
- EVP_MD_CTX_init (&md_ctx);
-#endif
-
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- EVP_VerifyInit (md_ctx, EVP_sha1 ());
- EVP_VerifyUpdate (md_ctx, data, vec_len (data));
-#else
- EVP_VerifyInit_ex (&md_ctx, EVP_sha1 (), NULL);
- EVP_VerifyUpdate (&md_ctx, data, vec_len (data));
-#endif
-
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- return EVP_VerifyFinal (md_ctx, sigbuf, vec_len (sigbuf), pkey);
-#else
- return EVP_VerifyFinal (&md_ctx, sigbuf, vec_len (sigbuf), pkey);
-#endif
-}
-
-u8 *
-ikev2_calc_sign (EVP_PKEY * pkey, u8 * data)
-{
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- EVP_MD_CTX *md_ctx = EVP_MD_CTX_new ();
-#else
- EVP_MD_CTX md_ctx;
-#endif
- unsigned int sig_len = 0;
- u8 *sign;
-
-#if OPENSSL_VERSION_NUMBER >= 0x10100000L
- EVP_SignInit (md_ctx, EVP_sha1 ());
- EVP_SignUpdate (md_ctx, data, vec_len (data));
- /* get sign len */
- EVP_SignFinal (md_ctx, NULL, &sig_len, pkey);
- sign = vec_new (u8, sig_len);
- /* calc sign */
- EVP_SignFinal (md_ctx, sign, &sig_len, pkey);
-#else
- EVP_SignInit (&md_ctx, EVP_sha1 ());
- EVP_SignUpdate (&md_ctx, data, vec_len (data));
- /* get sign len */
- EVP_SignFinal (&md_ctx, NULL, &sig_len, pkey);
- sign = vec_new (u8, sig_len);
- /* calc sign */
- EVP_SignFinal (&md_ctx, sign, &sig_len, pkey);
-#endif
- return sign;
-}
-
-EVP_PKEY *
-ikev2_load_cert_file (u8 * file)
-{
- FILE *fp;
- X509 *x509;
- EVP_PKEY *pkey = NULL;
-
- fp = fopen ((char *) file, "r");
- if (!fp)
- {
- clib_warning ("open %s failed", file);
- goto end;
- }
-
- x509 = PEM_read_X509 (fp, NULL, NULL, NULL);
- fclose (fp);
- if (x509 == NULL)
- {
- clib_warning ("read cert %s failed", file);
- goto end;
- }
-
- pkey = X509_get_pubkey (x509);
- if (pkey == NULL)
- clib_warning ("get pubkey %s failed", file);
-
-end:
- return pkey;
-}
-
-EVP_PKEY *
-ikev2_load_key_file (u8 * file)
-{
- FILE *fp;
- EVP_PKEY *pkey = NULL;
-
- fp = fopen ((char *) file, "r");
- if (!fp)
- {
- clib_warning ("open %s failed", file);
- goto end;
- }
-
- pkey = PEM_read_PrivateKey (fp, NULL, NULL, NULL);
- fclose (fp);
- if (pkey == NULL)
- clib_warning ("read %s failed", file);
-
-end:
- return pkey;
-}
-
-void
-ikev2_crypto_init (ikev2_main_t * km)
-{
- ikev2_sa_transform_t *tr;
-
- /* vector of supported transforms - in order of preference */
-
- //Encryption
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_ENCR;
- tr->encr_type = IKEV2_TRANSFORM_ENCR_TYPE_AES_CBC;
- tr->key_len = 256 / 8;
- tr->block_size = 128 / 8;
- tr->cipher = EVP_aes_256_cbc ();
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_ENCR;
- tr->encr_type = IKEV2_TRANSFORM_ENCR_TYPE_AES_CBC;
- tr->key_len = 192 / 8;
- tr->block_size = 128 / 8;
- tr->cipher = EVP_aes_192_cbc ();
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_ENCR;
- tr->encr_type = IKEV2_TRANSFORM_ENCR_TYPE_AES_CBC;
- tr->key_len = 128 / 8;
- tr->block_size = 128 / 8;
- tr->cipher = EVP_aes_128_cbc ();
-
- //PRF
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_PRF;
- tr->prf_type = IKEV2_TRANSFORM_PRF_TYPE_PRF_HMAC_SHA2_256;
- tr->key_len = 256 / 8;
- tr->key_trunc = 256 / 8;
- tr->md = EVP_sha256 ();
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_PRF;
- tr->prf_type = IKEV2_TRANSFORM_PRF_TYPE_PRF_HMAC_SHA2_384;
- tr->key_len = 384 / 8;
- tr->key_trunc = 384 / 8;
- tr->md = EVP_sha384 ();
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_PRF;
- tr->prf_type = IKEV2_TRANSFORM_PRF_TYPE_PRF_HMAC_SHA2_512;
- tr->key_len = 512 / 8;
- tr->key_trunc = 512 / 8;
- tr->md = EVP_sha512 ();
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_PRF;
- tr->prf_type = IKEV2_TRANSFORM_PRF_TYPE_PRF_HMAC_SHA1;
- tr->key_len = 160 / 8;
- tr->key_trunc = 160 / 8;
- tr->md = EVP_sha1 ();
-
- //Integrity
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_INTEG;
- tr->integ_type = IKEV2_TRANSFORM_INTEG_TYPE_AUTH_HMAC_SHA2_256_128;
- tr->key_len = 256 / 8;
- tr->key_trunc = 128 / 8;
- tr->md = EVP_sha256 ();
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_INTEG;
- tr->integ_type = IKEV2_TRANSFORM_INTEG_TYPE_AUTH_HMAC_SHA2_384_192;
- tr->key_len = 384 / 8;
- tr->key_trunc = 192 / 8;
- tr->md = EVP_sha384 ();
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_INTEG;
- tr->integ_type = IKEV2_TRANSFORM_INTEG_TYPE_AUTH_HMAC_SHA2_512_256;
- tr->key_len = 512 / 8;
- tr->key_trunc = 256 / 8;
- tr->md = EVP_sha512 ();
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_INTEG;
- tr->integ_type = IKEV2_TRANSFORM_INTEG_TYPE_AUTH_HMAC_SHA1_160;
- tr->key_len = 160 / 8;
- tr->key_trunc = 160 / 8;
- tr->md = EVP_sha1 ();
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_INTEG;
- tr->integ_type = IKEV2_TRANSFORM_INTEG_TYPE_AUTH_HMAC_SHA1_96;
- tr->key_len = 160 / 8;
- tr->key_trunc = 96 / 8;
- tr->md = EVP_sha1 ();
-
-
-#if defined(OPENSSL_NO_CISCO_FECDH)
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_BRAINPOOL_512;
- tr->key_len = (512 * 2) / 8;
- tr->nid = NID_brainpoolP512r1;
- tr->dh_group = IKEV2_DH_GROUP_ECP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_BRAINPOOL_384;
- tr->key_len = (384 * 2) / 8;
- tr->nid = NID_brainpoolP384r1;
- tr->dh_group = IKEV2_DH_GROUP_ECP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_BRAINPOOL_256;
- tr->key_len = (256 * 2) / 8;
- tr->nid = NID_brainpoolP256r1;
- tr->dh_group = IKEV2_DH_GROUP_ECP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_BRAINPOOL_224;
- tr->key_len = (224 * 2) / 8;
- tr->nid = NID_brainpoolP224r1;
- tr->dh_group = IKEV2_DH_GROUP_ECP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_ECP_224;
- tr->key_len = (224 * 2) / 8;
- tr->nid = NID_secp224r1;
- tr->dh_group = IKEV2_DH_GROUP_ECP;
-#endif
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_ECP_521;
- tr->key_len = (528 * 2) / 8;
- tr->nid = NID_secp521r1;
- tr->dh_group = IKEV2_DH_GROUP_ECP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_ECP_384;
- tr->key_len = (384 * 2) / 8;
- tr->nid = NID_secp384r1;
- tr->dh_group = IKEV2_DH_GROUP_ECP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_ECP_256;
- tr->key_len = (256 * 2) / 8;
- tr->nid = NID_X9_62_prime256v1;
- tr->dh_group = IKEV2_DH_GROUP_ECP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_ECP_192;
- tr->key_len = (192 * 2) / 8;
- tr->nid = NID_X9_62_prime192v1;
- tr->dh_group = IKEV2_DH_GROUP_ECP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_MODP_2048_256;
- tr->key_len = 2048 / 8;
- tr->dh_p = (const char *) &modp_dh_2048_256_prime;
- tr->dh_g = (const char *) &modp_dh_2048_256_generator;
- tr->dh_group = IKEV2_DH_GROUP_MODP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_MODP_2048_224;
- tr->key_len = 2048 / 8;
- tr->dh_p = (const char *) &modp_dh_2048_224_prime;
- tr->dh_g = (const char *) &modp_dh_2048_224_generator;
- tr->dh_group = IKEV2_DH_GROUP_MODP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_MODP_1024_160;
- tr->key_len = 1024 / 8;
- tr->dh_p = (const char *) &modp_dh_1024_160_prime;
- tr->dh_g = (const char *) &modp_dh_1024_160_generator;
- tr->dh_group = IKEV2_DH_GROUP_MODP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_MODP_8192;
- tr->key_len = 8192 / 8;
- tr->dh_p = (const char *) &modp_dh_8192_prime;
- tr->dh_g = (const char *) &modp_dh_8192_generator;
- tr->dh_group = IKEV2_DH_GROUP_MODP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_MODP_6144;
- tr->key_len = 6144 / 8;
- tr->dh_p = (const char *) &modp_dh_6144_prime;
- tr->dh_g = (const char *) &modp_dh_6144_generator;
- tr->dh_group = IKEV2_DH_GROUP_MODP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_MODP_4096;
- tr->key_len = 4096 / 8;
- tr->dh_p = (const char *) &modp_dh_4096_prime;
- tr->dh_g = (const char *) &modp_dh_4096_generator;
- tr->dh_group = IKEV2_DH_GROUP_MODP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_MODP_3072;
- tr->key_len = 3072 / 8;
- tr->dh_p = (const char *) &modp_dh_3072_prime;
- tr->dh_g = (const char *) &modp_dh_3072_generator;
- tr->dh_group = IKEV2_DH_GROUP_MODP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_MODP_2048;
- tr->key_len = 2048 / 8;
- tr->dh_p = (const char *) &modp_dh_2048_prime;
- tr->dh_g = (const char *) &modp_dh_2048_generator;
- tr->dh_group = IKEV2_DH_GROUP_MODP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_MODP_1536;
- tr->key_len = 1536 / 8;
- tr->dh_p = (const char *) &modp_dh_1536_prime;
- tr->dh_g = (const char *) &modp_dh_1536_generator;
- tr->dh_group = IKEV2_DH_GROUP_MODP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_MODP_1024;
- tr->key_len = 1024 / 8;
- tr->dh_p = (const char *) &modp_dh_1024_prime;
- tr->dh_g = (const char *) &modp_dh_1024_generator;
- tr->dh_group = IKEV2_DH_GROUP_MODP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_DH;
- tr->dh_type = IKEV2_TRANSFORM_DH_TYPE_MODP_768;
- tr->key_len = 768 / 8;
- tr->dh_p = (const char *) &modp_dh_768_prime;
- tr->dh_g = (const char *) &modp_dh_768_generator;
- tr->dh_group = IKEV2_DH_GROUP_MODP;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_ESN;
- tr->esn_type = IKEV2_TRANSFORM_ESN_TYPE_ESN;
-
- vec_add2 (km->supported_transforms, tr, 1);
- tr->type = IKEV2_TRANSFORM_TYPE_ESN;
- tr->esn_type = IKEV2_TRANSFORM_ESN_TYPE_NO_ESN;
-}
-
-
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vnet/ipsec/ikev2_format.c b/src/vnet/ipsec/ikev2_format.c
deleted file mode 100644
index 4d7a007f80d..00000000000
--- a/src/vnet/ipsec/ikev2_format.c
+++ /dev/null
@@ -1,155 +0,0 @@
-/*
- * Copyright (c) 2015 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#include <vnet/vnet.h>
-#include <vnet/api_errno.h>
-#include <vnet/ip/ip.h>
-#include <vnet/interface.h>
-
-#include <vnet/ipsec/ipsec.h>
-#include <vnet/ipsec/ikev2.h>
-#include <vnet/ipsec/ikev2_priv.h>
-
-u8 *
-format_ikev2_sa_transform (u8 * s, va_list * args)
-{
- ikev2_sa_transform_t *tr = va_arg (*args, ikev2_sa_transform_t *);
-
- if (!tr)
- return s;
-
- if (tr->type >= IKEV2_TRANSFORM_NUM_TYPES)
- return s;
-
- s = format (s, "%U:", format_ikev2_transform_type, tr->type);
-
- switch (tr->type)
- {
- case IKEV2_TRANSFORM_TYPE_ENCR:
- s = format (s, "%U", format_ikev2_transform_encr_type, tr->encr_type);
- break;
- case IKEV2_TRANSFORM_TYPE_PRF:
- s = format (s, "%U", format_ikev2_transform_prf_type, tr->prf_type);
- break;
- case IKEV2_TRANSFORM_TYPE_INTEG:
- s = format (s, "%U", format_ikev2_transform_integ_type, tr->integ_type);
- break;
- case IKEV2_TRANSFORM_TYPE_DH:
- s = format (s, "%U", format_ikev2_transform_dh_type, tr->dh_type);
- break;
- case IKEV2_TRANSFORM_TYPE_ESN:
- s = format (s, "%U", format_ikev2_transform_esn_type, tr->esn_type);
- break;
- default:
- break;
- }
-
- if (tr->type == IKEV2_TRANSFORM_TYPE_ENCR &&
- tr->encr_type == IKEV2_TRANSFORM_ENCR_TYPE_AES_CBC && tr->key_len)
- s = format (s, "-%u", tr->key_len * 8);
- else if (vec_len (tr->attrs) == 4 && tr->attrs[0] == 0x80
- && tr->attrs[1] == 0x0e)
- s = format (s, "-%u", tr->attrs[2] * 256 + tr->attrs[3]);
- else if (vec_len (tr->attrs))
- s = format (s, "(unknown attr %U)", format_hex_bytes,
- tr->attrs, vec_len (tr->attrs));
-
- return s;
-}
-
-#define MACRO_FORMAT(lc) \
-u8 * format_ikev2_##lc (u8 * s, va_list * args) \
-{ \
- u32 i = va_arg (*args, u32); \
- char * t = 0; \
- switch (i) { \
- foreach_ikev2_##lc \
- default: \
- return format (s, "unknown (%u)", i); \
- } \
- s = format (s, "%s", t); \
- return s; \
-}
-
-#define MACRO_UNFORMAT(lc) \
-uword \
-unformat_ikev2_##lc (unformat_input_t * input, \
- va_list * args) \
-{ \
- u32 * r = va_arg (*args, u32 *); \
- if (0) ; \
- foreach_ikev2_##lc \
- else \
- return 0; \
- return 1; \
-}
-
-#define _(v,f,str) case IKEV2_AUTH_METHOD_##f: t = str; break;
-MACRO_FORMAT (auth_method)
-#undef _
-#define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_AUTH_METHOD_##f;
- MACRO_UNFORMAT (auth_method)
-#undef _
-#define _(v,f,str) case IKEV2_TRANSFORM_TYPE_##f: t = str; break;
- MACRO_FORMAT (transform_type)
-#undef _
-#define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_TYPE_##f;
- MACRO_UNFORMAT (transform_type)
-#undef _
-#define _(v,f) case IKEV2_NOTIFY_MSG_##f: t = #f; break;
- MACRO_FORMAT (notify_msg_type)
-#undef _
-#define _(v,f,str) case IKEV2_ID_TYPE_##f: t = str; break;
- MACRO_FORMAT (id_type)
-#undef _
-#define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_ID_TYPE_##f;
- MACRO_UNFORMAT (id_type)
-#undef _
-#define _(v,f,str) case IKEV2_TRANSFORM_ENCR_TYPE_##f: t = str; break;
- MACRO_FORMAT (transform_encr_type)
-#undef _
-#define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_ENCR_TYPE_##f;
- MACRO_UNFORMAT (transform_encr_type)
-#undef _
-#define _(v,f,str) case IKEV2_TRANSFORM_PRF_TYPE_##f: t = str; break;
- MACRO_FORMAT (transform_prf_type)
-#undef _
-#define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_PRF_TYPE_##f;
- MACRO_UNFORMAT (transform_prf_type)
-#undef _
-#define _(v,f,str) case IKEV2_TRANSFORM_INTEG_TYPE_##f: t = str; break;
- MACRO_FORMAT (transform_integ_type)
-#undef _
-#define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_INTEG_TYPE_##f;
- MACRO_UNFORMAT (transform_integ_type)
-#undef _
-#define _(v,f,str) case IKEV2_TRANSFORM_DH_TYPE_##f: t = str; break;
- MACRO_FORMAT (transform_dh_type)
-#undef _
-#define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_DH_TYPE_##f;
- MACRO_UNFORMAT (transform_dh_type)
-#undef _
-#define _(v,f,str) case IKEV2_TRANSFORM_ESN_TYPE_##f: t = str; break;
- MACRO_FORMAT (transform_esn_type)
-#undef _
-#define _(v,f,str) else if (unformat (input, str)) *r = IKEV2_TRANSFORM_ESN_TYPE_##f;
- MACRO_UNFORMAT (transform_esn_type)
-#undef _
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vnet/ipsec/ikev2_payload.c b/src/vnet/ipsec/ikev2_payload.c
deleted file mode 100644
index 3aae6d3a1f4..00000000000
--- a/src/vnet/ipsec/ikev2_payload.c
+++ /dev/null
@@ -1,550 +0,0 @@
-/*
- * Copyright (c) 2015 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <ctype.h>
-
-#include <vnet/vnet.h>
-#include <vnet/api_errno.h>
-#include <vnet/ip/ip.h>
-#include <vnet/interface.h>
-
-#include <vnet/ipsec/ipsec.h>
-#include <vnet/ipsec/ikev2.h>
-#include <vnet/ipsec/ikev2_priv.h>
-
-/* *INDENT-OFF* */
-typedef CLIB_PACKED (struct
- {
- u8 nextpayload;
- u8 flags;
- u16 length;
- u8 protocol_id;
- u8 spi_size;
- u16 msg_type;
- u8 payload[0];}) ike_notify_payload_header_t;
-/* *INDENT-ON* */
-
-/* *INDENT-OFF* */
-typedef CLIB_PACKED (struct
- {
- u8 ts_type;
- u8 protocol_id;
- u16 selector_len;
- u16 start_port;
- u16 end_port;
- ip4_address_t start_addr;
- ip4_address_t end_addr;}) ikev2_ts_payload_entry_t;
-/* *INDENT-OFF* */
-
-/* *INDENT-OFF* */
-typedef CLIB_PACKED (struct
- {
- u8 nextpayload;
- u8 flags;
- u16 length;
- u8 num_ts;
- u8 reserved[3];
- ikev2_ts_payload_entry_t ts[0];})
- ike_ts_payload_header_t;
-/* *INDENT-OFF* */
-
-/* *INDENT-OFF* */
-typedef CLIB_PACKED (struct {
- u8 last_or_more;
- u8 reserved;
- u16 proposal_len;
- u8 proposal_num;
- u8 protocol_id;
- u8 spi_size;
- u8 num_transforms; u32 spi[0];
-}) ike_sa_proposal_data_t;
-/* *INDENT-OFF* */
-
-/* *INDENT-OFF* */
-typedef CLIB_PACKED (struct {
- u8 last_or_more;
- u8 reserved;
- u16 transform_len;
- u8 transform_type;
- u8 reserved2;
- u16 transform_id;
- u8 attributes[0];
-}) ike_sa_transform_data_t;
-/* *INDENT-OFF* */
-
-/* *INDENT-OFF* */
-typedef CLIB_PACKED (struct {
- u8 nextpayload;
- u8 flags;
- u16 length;
- u8 protocol_id;
- u8 spi_size;
- u16 num_of_spi;
- u32 spi[0];
-}) ike_delete_payload_header_t;
-/* *INDENT-OFF* */
-
-static ike_payload_header_t *
-ikev2_payload_add_hdr (ikev2_payload_chain_t * c, u8 payload_type, int len)
-{
- ike_payload_header_t *hdr =
- (ike_payload_header_t *) & c->data[c->last_hdr_off];
- u8 *tmp;
-
- if (c->data)
- hdr->nextpayload = payload_type;
- else
- c->first_payload_type = payload_type;
-
- c->last_hdr_off = vec_len (c->data);
- vec_add2 (c->data, tmp, len);
- hdr = (ike_payload_header_t *) tmp;
- clib_memset (hdr, 0, len);
-
- hdr->length = clib_host_to_net_u16 (len);
-
- return hdr;
-}
-
-static void
-ikev2_payload_add_data (ikev2_payload_chain_t * c, u8 * data)
-{
- u16 len;
- ike_payload_header_t *hdr;
-
- vec_append (c->data, data);
- hdr = (ike_payload_header_t *) & c->data[c->last_hdr_off];
- len = clib_net_to_host_u16 (hdr->length);
- hdr->length = clib_host_to_net_u16 (len + vec_len (data));
-}
-
-void
-ikev2_payload_add_notify (ikev2_payload_chain_t * c, u16 msg_type, u8 * data)
-{
- ikev2_payload_add_notify_2(c, msg_type, data, 0);
-}
-
-void
-ikev2_payload_add_notify_2 (ikev2_payload_chain_t * c, u16 msg_type,
- u8 * data, ikev2_notify_t * notify)
-{
- ike_notify_payload_header_t *n;
-
- n =
- (ike_notify_payload_header_t *) ikev2_payload_add_hdr (c,
- IKEV2_PAYLOAD_NOTIFY,
- sizeof (*n));
- n->msg_type = clib_host_to_net_u16 (msg_type);
- if (notify)
- {
- n->protocol_id = notify->protocol_id;
- if (notify->spi)
- {
- n->spi_size = 4;
- }
- }
- ikev2_payload_add_data (c, data);
-}
-
-void
-ikev2_payload_add_sa (ikev2_payload_chain_t * c,
- ikev2_sa_proposal_t * proposals)
-{
- ike_payload_header_t *ph;
- ike_sa_proposal_data_t *prop;
- ike_sa_transform_data_t *tr;
- ikev2_sa_proposal_t *p;
- ikev2_sa_transform_t *t;
-
- u8 *tmp;
- u8 *pr_data = 0;
- u8 *tr_data = 0;
-
- ikev2_payload_add_hdr (c, IKEV2_PAYLOAD_SA, sizeof (*ph));
-
- vec_foreach (p, proposals)
- {
- int spi_size = (p->protocol_id == IKEV2_PROTOCOL_ESP) ? 4 : 0;
- pr_data = vec_new (u8, sizeof (ike_sa_proposal_data_t) + spi_size);
- prop = (ike_sa_proposal_data_t *) pr_data;
- prop->last_or_more = proposals - p + 1 < vec_len (proposals) ? 2 : 0;
- prop->protocol_id = p->protocol_id;
- prop->proposal_num = p->proposal_num;
- prop->spi_size = spi_size;
- prop->num_transforms = vec_len (p->transforms);
-
- if (spi_size)
- prop->spi[0] = clib_host_to_net_u32 (p->spi);
-
- DBG_PLD ("proposal num %u protocol_id %u last_or_more %u spi_size %u%s%U",
- prop->proposal_num, prop->protocol_id, prop->last_or_more,
- prop->spi_size, prop->spi_size ? " spi_data " : "",
- format_hex_bytes, prop->spi, prop->spi_size);
-
- vec_foreach (t, p->transforms)
- {
- vec_add2 (tr_data, tmp, sizeof (*tr) + vec_len (t->attrs));
- tr = (ike_sa_transform_data_t *) tmp;
- tr->last_or_more =
- ((t - p->transforms) + 1 < vec_len (p->transforms)) ? 3 : 0;
- tr->transform_type = t->type;
- tr->transform_id = clib_host_to_net_u16 (t->transform_id);
- tr->transform_len =
- clib_host_to_net_u16 (sizeof (*tr) + vec_len (t->attrs));
-
- if (vec_len (t->attrs) > 0)
- clib_memcpy_fast (tr->attributes, t->attrs, vec_len (t->attrs));
-
- DBG_PLD
- ("transform type %U transform_id %u last_or_more %u attr_size %u%s%U",
- format_ikev2_transform_type, tr->transform_type, t->transform_id,
- tr->last_or_more, vec_len (t->attrs),
- vec_len (t->attrs) ? " attrs " : "", format_hex_bytes,
- tr->attributes, vec_len (t->attrs));
- }
-
- prop->proposal_len =
- clib_host_to_net_u16 (vec_len (tr_data) + vec_len (pr_data));
- ikev2_payload_add_data (c, pr_data);
- ikev2_payload_add_data (c, tr_data);
- vec_free (pr_data);
- vec_free (tr_data);
- }
-}
-
-void
-ikev2_payload_add_ke (ikev2_payload_chain_t * c, u16 dh_group, u8 * dh_data)
-{
- ike_ke_payload_header_t *ke;
- ke = (ike_ke_payload_header_t *) ikev2_payload_add_hdr (c, IKEV2_PAYLOAD_KE,
- sizeof (*ke));
-
- ke->dh_group = clib_host_to_net_u16 (dh_group);
- ikev2_payload_add_data (c, dh_data);
-}
-
-void
-ikev2_payload_add_nonce (ikev2_payload_chain_t * c, u8 * nonce)
-{
- ikev2_payload_add_hdr (c, IKEV2_PAYLOAD_NONCE,
- sizeof (ike_payload_header_t));
- ikev2_payload_add_data (c, nonce);
-}
-
-void
-ikev2_payload_add_id (ikev2_payload_chain_t * c, ikev2_id_t * id, u8 type)
-{
- ike_id_payload_header_t *idp;
- idp =
- (ike_id_payload_header_t *) ikev2_payload_add_hdr (c, type,
- sizeof (*idp));
-
- idp->id_type = id->type;
- ikev2_payload_add_data (c, id->data);
-}
-
-void
-ikev2_payload_add_delete (ikev2_payload_chain_t * c, ikev2_delete_t * d)
-{
- ike_delete_payload_header_t *dp;
- u16 num_of_spi = vec_len (d);
- ikev2_delete_t *d2;
- dp =
- (ike_delete_payload_header_t *) ikev2_payload_add_hdr (c,
- IKEV2_PAYLOAD_DELETE,
- sizeof (*dp));
-
- if (d[0].protocol_id == IKEV2_PROTOCOL_IKE)
- {
- dp->protocol_id = 1;
- }
- else
- {
- dp->protocol_id = d[0].protocol_id;
- dp->spi_size = 4;
- dp->num_of_spi = clib_host_to_net_u16 (num_of_spi);
- vec_foreach (d2, d)
- {
- u8 *data = vec_new (u8, 4);
- u32 spi = clib_host_to_net_u32 (d2->spi);
- clib_memcpy (data, &spi, 4);
- ikev2_payload_add_data (c, data);
- vec_free (data);
- }
- }
-}
-
-void
-ikev2_payload_add_auth (ikev2_payload_chain_t * c, ikev2_auth_t * auth)
-{
- ike_auth_payload_header_t *ap;
- ap =
- (ike_auth_payload_header_t *) ikev2_payload_add_hdr (c,
- IKEV2_PAYLOAD_AUTH,
- sizeof (*ap));
-
- ap->auth_method = auth->method;
- ikev2_payload_add_data (c, auth->data);
-}
-
-void
-ikev2_payload_add_ts (ikev2_payload_chain_t * c, ikev2_ts_t * ts, u8 type)
-{
- ike_ts_payload_header_t *tsh;
- ikev2_ts_t *ts2;
- u8 *data = 0, *tmp;
-
- tsh =
- (ike_ts_payload_header_t *) ikev2_payload_add_hdr (c, type,
- sizeof (*tsh));
- tsh->num_ts = vec_len (ts);
-
- vec_foreach (ts2, ts)
- {
- ASSERT (ts2->ts_type == 7); /*TS_IPV4_ADDR_RANGE */
- ikev2_ts_payload_entry_t *entry;
- vec_add2 (data, tmp, sizeof (*entry));
- entry = (ikev2_ts_payload_entry_t *) tmp;
- entry->ts_type = ts2->ts_type;
- entry->protocol_id = ts2->protocol_id;
- entry->selector_len = clib_host_to_net_u16 (16);
- entry->start_port = clib_host_to_net_u16 (ts2->start_port);
- entry->end_port = clib_host_to_net_u16 (ts2->end_port);
- entry->start_addr.as_u32 = ts2->start_addr.as_u32;
- entry->end_addr.as_u32 = ts2->end_addr.as_u32;
- }
-
- ikev2_payload_add_data (c, data);
- vec_free (data);
-}
-
-void
-ikev2_payload_chain_add_padding (ikev2_payload_chain_t * c, int bs)
-{
- u8 *tmp __attribute__ ((unused));
- u8 pad_len = (vec_len (c->data) / bs + 1) * bs - vec_len (c->data);
- vec_add2 (c->data, tmp, pad_len);
- c->data[vec_len (c->data) - 1] = pad_len - 1;
-}
-
-ikev2_sa_proposal_t *
-ikev2_parse_sa_payload (ike_payload_header_t * ikep)
-{
- ikev2_sa_proposal_t *v = 0;
- ikev2_sa_proposal_t *proposal;
- ikev2_sa_transform_t *transform;
-
- u32 plen = clib_net_to_host_u16 (ikep->length);
-
- ike_sa_proposal_data_t *sap;
- int proposal_ptr = 0;
-
- do
- {
- sap = (ike_sa_proposal_data_t *) & ikep->payload[proposal_ptr];
- int i;
- int transform_ptr;
-
- DBG_PLD ("proposal num %u len %u last_or_more %u id %u "
- "spi_size %u num_transforms %u",
- sap->proposal_num, clib_net_to_host_u16 (sap->proposal_len),
- sap->last_or_more, sap->protocol_id, sap->spi_size,
- sap->num_transforms);
-
- /* IKE proposal should not have SPI */
- if (sap->protocol_id == IKEV2_PROTOCOL_IKE && sap->spi_size != 0)
- goto data_corrupted;
-
- /* IKE proposal should not have SPI */
- if (sap->protocol_id == IKEV2_PROTOCOL_ESP && sap->spi_size != 4)
- goto data_corrupted;
-
- transform_ptr = proposal_ptr + sizeof (*sap) + sap->spi_size;
-
- vec_add2 (v, proposal, 1);
- proposal->proposal_num = sap->proposal_num;
- proposal->protocol_id = sap->protocol_id;
-
- if (sap->spi_size == 4)
- {
- proposal->spi = clib_net_to_host_u32 (sap->spi[0]);
- }
-
- for (i = 0; i < sap->num_transforms; i++)
- {
- ike_sa_transform_data_t *tr =
- (ike_sa_transform_data_t *) & ikep->payload[transform_ptr];
- u16 tlen = clib_net_to_host_u16 (tr->transform_len);
-
- if (tlen < sizeof (*tr))
- goto data_corrupted;
-
- vec_add2 (proposal->transforms, transform, 1);
-
- transform->type = tr->transform_type;
- transform->transform_id = clib_net_to_host_u16 (tr->transform_id);
- if (tlen > sizeof (*tr))
- vec_add (transform->attrs, tr->attributes, tlen - sizeof (*tr));
-
- DBG_PLD
- ("transform num %u len %u last_or_more %u type %U id %u%s%U", i,
- tlen, tr->last_or_more, format_ikev2_sa_transform, transform,
- clib_net_to_host_u16 (tr->transform_id),
- tlen > sizeof (*tr) ? " attrs " : "", format_hex_bytes,
- tr->attributes, tlen - sizeof (*tr));
-
- transform_ptr += tlen;
- }
-
- proposal_ptr += clib_net_to_host_u16 (sap->proposal_len);
- }
- while (proposal_ptr < (plen - sizeof (*ikep)) && sap->last_or_more == 2);
-
- /* data validation */
- if (proposal_ptr != (plen - sizeof (*ikep)) || sap->last_or_more)
- goto data_corrupted;
-
- return v;
-
-data_corrupted:
- DBG_PLD ("SA payload data corrupted");
- ikev2_sa_free_proposal_vector (&v);
- return 0;
-}
-
-ikev2_ts_t *
-ikev2_parse_ts_payload (ike_payload_header_t * ikep)
-{
- ike_ts_payload_header_t *tsp = (ike_ts_payload_header_t *) ikep;
- ikev2_ts_t *r = 0, *ts;
- u8 i;
-
- for (i = 0; i < tsp->num_ts; i++)
- {
- if (tsp->ts[i].ts_type != 7) /* TS_IPV4_ADDR_RANGE */
- {
- DBG_PLD ("unsupported TS type received (%u)", tsp->ts[i].ts_type);
- continue;
- }
-
- vec_add2 (r, ts, 1);
- ts->ts_type = tsp->ts[i].ts_type;
- ts->protocol_id = tsp->ts[i].protocol_id;
- ts->start_port = tsp->ts[i].start_port;
- ts->end_port = tsp->ts[i].end_port;
- ts->start_addr.as_u32 = tsp->ts[i].start_addr.as_u32;
- ts->end_addr.as_u32 = tsp->ts[i].end_addr.as_u32;
- }
- return r;
-}
-
-ikev2_notify_t *
-ikev2_parse_notify_payload (ike_payload_header_t * ikep)
-{
- ike_notify_payload_header_t *n = (ike_notify_payload_header_t *) ikep;
- u32 plen = clib_net_to_host_u16 (ikep->length);
- ikev2_notify_t *r = 0;
- u32 spi;
-
- DBG_PLD ("msg_type %U len %u%s%U",
- format_ikev2_notify_msg_type, clib_net_to_host_u16 (n->msg_type),
- plen, plen > sizeof (*n) ? " data " : "",
- format_hex_bytes, n->payload, plen - sizeof (*n));
-
- r = vec_new (ikev2_notify_t, 1);
- r->msg_type = clib_net_to_host_u16 (n->msg_type);
- r->protocol_id = n->protocol_id;
-
- if (n->spi_size == 4)
- {
- clib_memcpy (&spi, n->payload, n->spi_size);
- r->spi = clib_net_to_host_u32 (spi);
- DBG_PLD ("spi %lx", r->spi);
- }
- else if (n->spi_size == 0)
- {
- r->spi = 0;
- }
- else
- {
- clib_warning ("invalid SPI Size %d", n->spi_size);
- }
-
- if (plen > (sizeof (*n) + n->spi_size))
- {
- vec_add (r->data, n->payload + n->spi_size,
- plen - sizeof (*n) - n->spi_size);
- }
-
- return r;
-}
-
-void
-ikev2_parse_vendor_payload (ike_payload_header_t * ikep)
-{
- u32 plen = clib_net_to_host_u16 (ikep->length);
- int i;
- int is_string = 1;
-
- for (i = 0; i < plen - 4; i++)
- if (!isprint (ikep->payload[i]))
- is_string = 0;
-
- DBG_PLD ("len %u data %s:%U",
- plen,
- is_string ? "string" : "hex",
- is_string ? format_ascii_bytes : format_hex_bytes,
- ikep->payload, plen - sizeof (*ikep));
-}
-
-ikev2_delete_t *
-ikev2_parse_delete_payload (ike_payload_header_t * ikep)
-{
- ike_delete_payload_header_t *d = (ike_delete_payload_header_t *) ikep;
- u32 plen = clib_net_to_host_u16 (ikep->length);
- ikev2_delete_t *r = 0, *del;
- u16 num_of_spi = clib_net_to_host_u16 (d->num_of_spi);
- u16 i = 0;
-
- DBG_PLD ("protocol_id %u spi_size %u num_of_spi %u len %u%s%U",
- d->protocol_id, d->spi_size, num_of_spi,
- plen, plen > sizeof (d) ? " data " : "",
- format_hex_bytes, d->spi, plen - sizeof (*d));
-
- if (d->protocol_id == IKEV2_PROTOCOL_IKE)
- {
- r = vec_new (ikev2_delete_t, 1);
- r->protocol_id = 1;
- }
- else
- {
- r = vec_new (ikev2_delete_t, num_of_spi);
- vec_foreach (del, r)
- {
- del->protocol_id = d->protocol_id;
- del->spi = clib_net_to_host_u32 (d->spi[i++]);
- }
- }
-
- return r;
-}
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vnet/ipsec/ikev2_priv.h b/src/vnet/ipsec/ikev2_priv.h
deleted file mode 100644
index b396965a0bb..00000000000
--- a/src/vnet/ipsec/ikev2_priv.h
+++ /dev/null
@@ -1,362 +0,0 @@
-/*
- * Copyright (c) 2015 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#ifndef __included_ikev2_priv_h__
-#define __included_ikev2_priv_h__
-
-#include <vnet/vnet.h>
-#include <vnet/ip/ip.h>
-#include <vnet/ethernet/ethernet.h>
-
-#include <vnet/ipsec/ikev2.h>
-
-#include <vppinfra/hash.h>
-#include <vppinfra/elog.h>
-#include <vppinfra/error.h>
-
-#include <openssl/rand.h>
-#include <openssl/dh.h>
-#include <openssl/hmac.h>
-#include <openssl/evp.h>
-
-#define IKEV2_DEBUG_PAYLOAD 1
-
-#if IKEV2_DEBUG_PAYLOAD == 1
-#define DBG_PLD(my_args...) clib_warning(my_args)
-#else
-#define DBG_PLD(my_args...)
-#endif
-
-typedef enum
-{
- IKEV2_STATE_UNKNOWN,
- IKEV2_STATE_SA_INIT,
- IKEV2_STATE_DELETED,
- IKEV2_STATE_AUTH_FAILED,
- IKEV2_STATE_AUTHENTICATED,
- IKEV2_STATE_NOTIFY_AND_DELETE,
- IKEV2_STATE_TS_UNACCEPTABLE,
- IKEV2_STATE_NO_PROPOSAL_CHOSEN,
-} ikev2_state_t;
-
-typedef struct
-{
- ikev2_auth_method_t method:8;
- u8 *data;
- u8 hex; /* hex encoding of the shared secret */
- EVP_PKEY *key;
-} ikev2_auth_t;
-
-typedef enum
-{
- IKEV2_DH_GROUP_MODP = 0,
- IKEV2_DH_GROUP_ECP = 1,
-} ikev2_dh_group_t;
-
-typedef struct
-{
- ikev2_transform_type_t type;
- union
- {
- u16 transform_id;
- ikev2_transform_encr_type_t encr_type:16;
- ikev2_transform_prf_type_t prf_type:16;
- ikev2_transform_integ_type_t integ_type:16;
- ikev2_transform_dh_type_t dh_type:16;
- ikev2_transform_esn_type_t esn_type:16;
- };
- u8 *attrs;
- u16 key_len;
- u16 key_trunc;
- u16 block_size;
- u8 dh_group;
- int nid;
- const char *dh_p;
- const char *dh_g;
- const void *md;
- const void *cipher;
-} ikev2_sa_transform_t;
-
-typedef struct
-{
- u8 proposal_num;
- ikev2_protocol_id_t protocol_id:8;
- u32 spi;
- ikev2_sa_transform_t *transforms;
-} ikev2_sa_proposal_t;
-
-typedef struct
-{
- u8 ts_type;
- u8 protocol_id;
- u16 selector_len;
- u16 start_port;
- u16 end_port;
- ip4_address_t start_addr;
- ip4_address_t end_addr;
-} ikev2_ts_t;
-
-typedef struct
-{
- u32 sw_if_index;
- ip4_address_t ip4;
-} ikev2_responder_t;
-
-typedef struct
-{
- ikev2_transform_encr_type_t crypto_alg;
- ikev2_transform_integ_type_t integ_alg;
- ikev2_transform_dh_type_t dh_type;
- u32 crypto_key_size;
-} ikev2_transforms_set;
-
-
-typedef struct
-{
- ikev2_id_type_t type:8;
- u8 *data;
-} ikev2_id_t;
-
-typedef struct
-{
- /* sa proposals vectors */
- ikev2_sa_proposal_t *i_proposals;
- ikev2_sa_proposal_t *r_proposals;
-
- /* Traffic Selectors */
- ikev2_ts_t *tsi;
- ikev2_ts_t *tsr;
-
- /* keys */
- u8 *sk_ai;
- u8 *sk_ar;
- u8 *sk_ei;
- u8 *sk_er;
-
- /* lifetime data */
- f64 time_to_expiration;
- u8 is_expired;
- i8 rekey_retries;
-} ikev2_child_sa_t;
-
-typedef struct
-{
- u8 protocol_id;
- u32 spi; /*for ESP and AH SPI size is 4, for IKE size is 0 */
-} ikev2_delete_t;
-
-typedef struct
-{
- u8 protocol_id;
- u32 spi;
- u32 ispi;
- ikev2_sa_proposal_t *i_proposal;
- ikev2_sa_proposal_t *r_proposal;
- ikev2_ts_t *tsi;
- ikev2_ts_t *tsr;
-} ikev2_rekey_t;
-
-typedef struct
-{
- u16 msg_type;
- u8 protocol_id;
- u32 spi;
- u8 *data;
-} ikev2_notify_t;
-
-typedef struct
-{
- u8 *name;
- u8 is_enabled;
-
- ikev2_auth_t auth;
- ikev2_id_t loc_id;
- ikev2_id_t rem_id;
- ikev2_ts_t loc_ts;
- ikev2_ts_t rem_ts;
- ikev2_responder_t responder;
- ikev2_transforms_set ike_ts;
- ikev2_transforms_set esp_ts;
- u64 lifetime;
- u64 lifetime_maxdata;
- u32 lifetime_jitter;
- u32 handover;
-} ikev2_profile_t;
-
-typedef struct
-{
- ikev2_state_t state;
- u8 unsupported_cp;
- u8 initial_contact;
- ip4_address_t iaddr;
- ip4_address_t raddr;
- u64 ispi;
- u64 rspi;
- u8 *i_nonce;
- u8 *r_nonce;
-
- /* DH data */
- u16 dh_group;
- u8 *dh_shared_key;
- u8 *dh_private_key;
- u8 *i_dh_data;
- u8 *r_dh_data;
-
- /* sa proposals vectors */
- ikev2_sa_proposal_t *i_proposals;
- ikev2_sa_proposal_t *r_proposals;
-
- /* keys */
- u8 *sk_d;
- u8 *sk_ai;
- u8 *sk_ar;
- u8 *sk_ei;
- u8 *sk_er;
- u8 *sk_pi;
- u8 *sk_pr;
-
- /* auth */
- ikev2_auth_t i_auth;
- ikev2_auth_t r_auth;
-
- /* ID */
- ikev2_id_t i_id;
- ikev2_id_t r_id;
-
- /* pending deletes */
- ikev2_delete_t *del;
-
- /* pending rekeyings */
- ikev2_rekey_t *rekey;
-
- /* packet data */
- u8 *last_sa_init_req_packet_data;
- u8 *last_sa_init_res_packet_data;
-
- /* retransmit */
- u32 last_msg_id;
- u8 *last_res_packet_data;
-
- u8 is_initiator;
- u32 last_init_msg_id;
- ikev2_profile_t *profile;
-
- ikev2_child_sa_t *childs;
-} ikev2_sa_t;
-
-
-typedef struct
-{
- /* pool of IKEv2 Security Associations */
- ikev2_sa_t *sas;
-
- /* hash */
- uword *sa_by_rspi;
-} ikev2_main_per_thread_data_t;
-
-typedef struct
-{
- /* pool of IKEv2 profiles */
- ikev2_profile_t *profiles;
-
- /* vector of supported transform types */
- ikev2_sa_transform_t *supported_transforms;
-
- /* hash */
- mhash_t profile_index_by_name;
-
- /* local private key */
- EVP_PKEY *pkey;
-
- /* convenience */
- vlib_main_t *vlib_main;
- vnet_main_t *vnet_main;
-
- /* pool of IKEv2 Security Associations created in initiator mode */
- ikev2_sa_t *sais;
- /* hash */
- uword *sa_by_ispi;
-
- ikev2_main_per_thread_data_t *per_thread_data;
-
-} ikev2_main_t;
-
-extern ikev2_main_t ikev2_main;
-
-void ikev2_sa_free_proposal_vector (ikev2_sa_proposal_t ** v);
-ikev2_sa_transform_t *ikev2_sa_get_td_for_type (ikev2_sa_proposal_t * p,
- ikev2_transform_type_t type);
-
-/* ikev2_crypto.c */
-v8 *ikev2_calc_prf (ikev2_sa_transform_t * tr, v8 * key, v8 * data);
-u8 *ikev2_calc_prfplus (ikev2_sa_transform_t * tr, u8 * key, u8 * seed,
- int len);
-v8 *ikev2_calc_integr (ikev2_sa_transform_t * tr, v8 * key, u8 * data,
- int len);
-v8 *ikev2_decrypt_data (ikev2_sa_t * sa, u8 * data, int len);
-int ikev2_encrypt_data (ikev2_sa_t * sa, v8 * src, u8 * dst);
-void ikev2_generate_dh (ikev2_sa_t * sa, ikev2_sa_transform_t * t);
-void ikev2_complete_dh (ikev2_sa_t * sa, ikev2_sa_transform_t * t);
-int ikev2_verify_sign (EVP_PKEY * pkey, u8 * sigbuf, u8 * data);
-u8 *ikev2_calc_sign (EVP_PKEY * pkey, u8 * data);
-EVP_PKEY *ikev2_load_cert_file (u8 * file);
-EVP_PKEY *ikev2_load_key_file (u8 * file);
-void ikev2_crypto_init (ikev2_main_t * km);
-
-/* ikev2_payload.c */
-typedef struct
-{
- u8 first_payload_type;
- u16 last_hdr_off;
- u8 *data;
-} ikev2_payload_chain_t;
-
-#define ikev2_payload_new_chain(V) vec_validate (V, 0)
-#define ikev2_payload_destroy_chain(V) do { \
- vec_free((V)->data); \
- vec_free(V); \
-} while (0)
-
-void ikev2_payload_add_notify (ikev2_payload_chain_t * c, u16 msg_type,
- u8 * data);
-void ikev2_payload_add_notify_2 (ikev2_payload_chain_t * c, u16 msg_type,
- u8 * data, ikev2_notify_t * notify);
-void ikev2_payload_add_sa (ikev2_payload_chain_t * c,
- ikev2_sa_proposal_t * proposals);
-void ikev2_payload_add_ke (ikev2_payload_chain_t * c, u16 dh_group,
- u8 * dh_data);
-void ikev2_payload_add_nonce (ikev2_payload_chain_t * c, u8 * nonce);
-void ikev2_payload_add_id (ikev2_payload_chain_t * c, ikev2_id_t * id,
- u8 type);
-void ikev2_payload_add_auth (ikev2_payload_chain_t * c, ikev2_auth_t * auth);
-void ikev2_payload_add_ts (ikev2_payload_chain_t * c, ikev2_ts_t * ts,
- u8 type);
-void ikev2_payload_add_delete (ikev2_payload_chain_t * c, ikev2_delete_t * d);
-void ikev2_payload_chain_add_padding (ikev2_payload_chain_t * c, int bs);
-void ikev2_parse_vendor_payload (ike_payload_header_t * ikep);
-ikev2_sa_proposal_t *ikev2_parse_sa_payload (ike_payload_header_t * ikep);
-ikev2_ts_t *ikev2_parse_ts_payload (ike_payload_header_t * ikep);
-ikev2_delete_t *ikev2_parse_delete_payload (ike_payload_header_t * ikep);
-ikev2_notify_t *ikev2_parse_notify_payload (ike_payload_header_t * ikep);
-
-#endif /* __included_ikev2_priv_h__ */
-
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vnet/ipsec/ipsec.api b/src/vnet/ipsec/ipsec.api
index 91d21d4dce9..1928372c585 100644
--- a/src/vnet/ipsec/ipsec.api
+++ b/src/vnet/ipsec/ipsec.api
@@ -328,253 +328,6 @@ autoreply define ipsec_sa_set_key
vl_api_key_t integrity_key;
};
-/** \brief IKEv2: Add/delete profile
- @param client_index - opaque cookie to identify the sender
- @param context - sender context, to match reply w/ request
-
- @param name - IKEv2 profile name
- @param is_add - Add IKEv2 profile if non-zero, else delete
-*/
-autoreply define ikev2_profile_add_del
-{
- u32 client_index;
- u32 context;
-
- u8 name[64];
- u8 is_add;
-};
-
-/** \brief IKEv2: Set IKEv2 profile authentication method
- @param client_index - opaque cookie to identify the sender
- @param context - sender context, to match reply w/ request
-
- @param name - IKEv2 profile name
- @param auth_method - IKEv2 authentication method (shared-key-mic/rsa-sig)
- @param is_hex - Authentication data in hex format if non-zero, else string
- @param data_len - Authentication data length
- @param data - Authentication data (for rsa-sig cert file path)
-*/
-autoreply define ikev2_profile_set_auth
-{
- u32 client_index;
- u32 context;
-
- u8 name[64];
- u8 auth_method;
- u8 is_hex;
- u32 data_len;
- u8 data[data_len];
-};
-
-/** \brief IKEv2: Set IKEv2 profile local/remote identification
- @param client_index - opaque cookie to identify the sender
- @param context - sender context, to match reply w/ request
-
- @param name - IKEv2 profile name
- @param is_local - Identification is local if non-zero, else remote
- @param id_type - Identification type
- @param data_len - Identification data length
- @param data - Identification data
-*/
-autoreply define ikev2_profile_set_id
-{
- u32 client_index;
- u32 context;
-
- u8 name[64];
- u8 is_local;
- u8 id_type;
- u32 data_len;
- u8 data[data_len];
-};
-
-/** \brief IKEv2: Set IKEv2 profile traffic selector parameters
- @param client_index - opaque cookie to identify the sender
- @param context - sender context, to match reply w/ request
-
- @param name - IKEv2 profile name
- @param is_local - Traffic selector is local if non-zero, else remote
- @param proto - Traffic selector IP protocol (if zero not relevant)
- @param start_port - The smallest port number allowed by traffic selector
- @param end_port - The largest port number allowed by traffic selector
- @param start_addr - The smallest address included in traffic selector
- @param end_addr - The largest address included in traffic selector
-*/
-autoreply define ikev2_profile_set_ts
-{
- u32 client_index;
- u32 context;
-
- u8 name[64];
- u8 is_local;
- u8 proto;
- u16 start_port;
- u16 end_port;
- u32 start_addr;
- u32 end_addr;
-};
-
-/** \brief IKEv2: Set IKEv2 local RSA private key
- @param client_index - opaque cookie to identify the sender
- @param context - sender context, to match reply w/ request
-
- @param key_file - Key file absolute path
-*/
-autoreply define ikev2_set_local_key
-{
- u32 client_index;
- u32 context;
-
- u8 key_file[256];
-};
-
-/** \brief IKEv2: Set IKEv2 responder interface and IP address
- @param client_index - opaque cookie to identify the sender
- @param context - sender context, to match reply w/ request
-
- @param name - IKEv2 profile name
- @param sw_if_index - interface index
- @param address - interface address
-*/
-autoreply define ikev2_set_responder
-{
- u32 client_index;
- u32 context;
-
- u8 name[64];
- u32 sw_if_index;
- u8 address[4];
-};
-
-/** \brief IKEv2: Set IKEv2 IKE transforms in SA_INIT proposal (RFC 7296)
- @param client_index - opaque cookie to identify the sender
- @param context - sender context, to match reply w/ request
-
- @param name - IKEv2 profile name
- @param crypto_alg - encryption algorithm
- @param crypto_key_size - encryption key size
- @param integ_alg - integrity algorithm
- @param dh_group - Diffie-Hellman group
-
-*/
-autoreply define ikev2_set_ike_transforms
-{
- u32 client_index;
- u32 context;
-
- u8 name[64];
- u32 crypto_alg;
- u32 crypto_key_size;
- u32 integ_alg;
- u32 dh_group;
-};
-
-/** \brief IKEv2: Set IKEv2 ESP transforms in SA_INIT proposal (RFC 7296)
- @param client_index - opaque cookie to identify the sender
- @param context - sender context, to match reply w/ request
-
- @param name - IKEv2 profile name
- @param crypto_alg - encryption algorithm
- @param crypto_key_size - encryption key size
- @param integ_alg - integrity algorithm
- @param dh_group - Diffie-Hellman group
-
-*/
-autoreply define ikev2_set_esp_transforms
-{
- u32 client_index;
- u32 context;
-
- u8 name[64];
- u32 crypto_alg;
- u32 crypto_key_size;
- u32 integ_alg;
- u32 dh_group;
-};
-
-/** \brief IKEv2: Set Child SA lifetime, limited by time and/or data
- @param client_index - opaque cookie to identify the sender
- @param context - sender context, to match reply w/ request
-
- @param name - IKEv2 profile name
- @param lifetime - SA maximum life time in seconds (0 to disable)
- @param lifetime_jitter - Jitter added to prevent simultaneous rekeying
- @param handover - Hand over time
- @param lifetime_maxdata - SA maximum life time in bytes (0 to disable)
-
-*/
-autoreply define ikev2_set_sa_lifetime
-{
- u32 client_index;
- u32 context;
-
- u8 name[64];
- u64 lifetime;
- u32 lifetime_jitter;
- u32 handover;
- u64 lifetime_maxdata;
-};
-
-/** \brief IKEv2: Initiate the SA_INIT exchange
- @param client_index - opaque cookie to identify the sender
- @param context - sender context, to match reply w/ request
-
- @param name - IKEv2 profile name
-
-*/
-autoreply define ikev2_initiate_sa_init
-{
- u32 client_index;
- u32 context;
-
- u8 name[64];
-};
-
-/** \brief IKEv2: Initiate the delete IKE SA exchange
- @param client_index - opaque cookie to identify the sender
- @param context - sender context, to match reply w/ request
-
- @param ispi - IKE SA initiator SPI
-
-*/
-autoreply define ikev2_initiate_del_ike_sa
-{
- u32 client_index;
- u32 context;
-
- u64 ispi;
-};
-
-/** \brief IKEv2: Initiate the delete Child SA exchange
- @param client_index - opaque cookie to identify the sender
- @param context - sender context, to match reply w/ request
-
- @param ispi - Child SA initiator SPI
-
-*/
-autoreply define ikev2_initiate_del_child_sa
-{
- u32 client_index;
- u32 context;
-
- u32 ispi;
-};
-
-/** \brief IKEv2: Initiate the rekey Child SA exchange
- @param client_index - opaque cookie to identify the sender
- @param context - sender context, to match reply w/ request
-
- @param ispi - Child SA initiator SPI
-
-*/
-autoreply define ikev2_initiate_rekey_child_sa
-{
- u32 client_index;
- u32 context;
-
- u32 ispi;
-};
-
/** \brief IPsec: Get SPD interfaces
@param client_index - opaque cookie to identify the sender
@param context - sender context, to match reply w/ request
diff --git a/src/vnet/ipsec/ipsec.c b/src/vnet/ipsec/ipsec.c
index 0ad11ba842e..a512d0094a6 100644
--- a/src/vnet/ipsec/ipsec.c
+++ b/src/vnet/ipsec/ipsec.c
@@ -22,7 +22,6 @@
#include <vnet/udp/udp.h>
#include <vnet/ipsec/ipsec.h>
-#include <vnet/ipsec/ikev2.h>
#include <vnet/ipsec/esp.h>
#include <vnet/ipsec/ah.h>
@@ -293,9 +292,6 @@ ipsec_init (vlib_main_t * vm)
ipsec_proto_init ();
- if ((error = ikev2_init (vm)))
- return error;
-
return 0;
}
diff --git a/src/vnet/ipsec/ipsec_api.c b/src/vnet/ipsec/ipsec_api.c
index 4b4ce4e1770..33634c9b3a2 100644
--- a/src/vnet/ipsec/ipsec_api.c
+++ b/src/vnet/ipsec/ipsec_api.c
@@ -30,7 +30,6 @@
#if WITH_LIBSSL > 0
#include <vnet/ipsec/ipsec.h>
-#include <vnet/ipsec/ikev2.h>
#endif /* IPSEC */
#define vl_typedefs /* define message structures */
@@ -62,19 +61,6 @@ _(IPSEC_SPD_INTERFACE_DUMP, ipsec_spd_interface_dump) \
_(IPSEC_TUNNEL_IF_ADD_DEL, ipsec_tunnel_if_add_del) \
_(IPSEC_TUNNEL_IF_SET_KEY, ipsec_tunnel_if_set_key) \
_(IPSEC_TUNNEL_IF_SET_SA, ipsec_tunnel_if_set_sa) \
-_(IKEV2_PROFILE_ADD_DEL, ikev2_profile_add_del) \
-_(IKEV2_PROFILE_SET_AUTH, ikev2_profile_set_auth) \
-_(IKEV2_PROFILE_SET_ID, ikev2_profile_set_id) \
-_(IKEV2_PROFILE_SET_TS, ikev2_profile_set_ts) \
-_(IKEV2_SET_LOCAL_KEY, ikev2_set_local_key) \
-_(IKEV2_SET_RESPONDER, ikev2_set_responder) \
-_(IKEV2_SET_IKE_TRANSFORMS, ikev2_set_ike_transforms) \
-_(IKEV2_SET_ESP_TRANSFORMS, ikev2_set_esp_transforms) \
-_(IKEV2_SET_SA_LIFETIME, ikev2_set_sa_lifetime) \
-_(IKEV2_INITIATE_SA_INIT, ikev2_initiate_sa_init) \
-_(IKEV2_INITIATE_DEL_IKE_SA, ikev2_initiate_del_ike_sa) \
-_(IKEV2_INITIATE_DEL_CHILD_SA, ikev2_initiate_del_child_sa) \
-_(IKEV2_INITIATE_REKEY_CHILD_SA, ikev2_initiate_rekey_child_sa) \
_(IPSEC_SELECT_BACKEND, ipsec_select_backend) \
_(IPSEC_BACKEND_DUMP, ipsec_backend_dump)
@@ -841,329 +827,6 @@ vl_api_ipsec_tunnel_if_set_sa_t_handler (vl_api_ipsec_tunnel_if_set_sa_t * mp)
REPLY_MACRO (VL_API_IPSEC_TUNNEL_IF_SET_SA_REPLY);
}
-
-static void
-vl_api_ikev2_profile_add_del_t_handler (vl_api_ikev2_profile_add_del_t * mp)
-{
- vl_api_ikev2_profile_add_del_reply_t *rmp;
- int rv = 0;
-
-#if WITH_LIBSSL > 0
- vlib_main_t *vm = vlib_get_main ();
- clib_error_t *error;
- u8 *tmp = format (0, "%s", mp->name);
- error = ikev2_add_del_profile (vm, tmp, mp->is_add);
- vec_free (tmp);
- if (error)
- rv = VNET_API_ERROR_UNSPECIFIED;
-#else
- rv = VNET_API_ERROR_UNIMPLEMENTED;
-#endif
-
- REPLY_MACRO (VL_API_IKEV2_PROFILE_ADD_DEL_REPLY);
-}
-
-static void
- vl_api_ikev2_profile_set_auth_t_handler
- (vl_api_ikev2_profile_set_auth_t * mp)
-{
- vl_api_ikev2_profile_set_auth_reply_t *rmp;
- int rv = 0;
-
-#if WITH_LIBSSL > 0
- vlib_main_t *vm = vlib_get_main ();
- clib_error_t *error;
- int data_len = ntohl (mp->data_len);
- u8 *tmp = format (0, "%s", mp->name);
- u8 *data = vec_new (u8, data_len);
- clib_memcpy (data, mp->data, data_len);
- error = ikev2_set_profile_auth (vm, tmp, mp->auth_method, data, mp->is_hex);
- vec_free (tmp);
- vec_free (data);
- if (error)
- rv = VNET_API_ERROR_UNSPECIFIED;
-#else
- rv = VNET_API_ERROR_UNIMPLEMENTED;
-#endif
-
- REPLY_MACRO (VL_API_IKEV2_PROFILE_SET_AUTH_REPLY);
-}
-
-static void
-vl_api_ikev2_profile_set_id_t_handler (vl_api_ikev2_profile_set_id_t * mp)
-{
- vl_api_ikev2_profile_add_del_reply_t *rmp;
- int rv = 0;
-
-#if WITH_LIBSSL > 0
- vlib_main_t *vm = vlib_get_main ();
- clib_error_t *error;
- u8 *tmp = format (0, "%s", mp->name);
- int data_len = ntohl (mp->data_len);
- u8 *data = vec_new (u8, data_len);
- clib_memcpy (data, mp->data, data_len);
- error = ikev2_set_profile_id (vm, tmp, mp->id_type, data, mp->is_local);
- vec_free (tmp);
- vec_free (data);
- if (error)
- rv = VNET_API_ERROR_UNSPECIFIED;
-#else
- rv = VNET_API_ERROR_UNIMPLEMENTED;
-#endif
-
- REPLY_MACRO (VL_API_IKEV2_PROFILE_SET_ID_REPLY);
-}
-
-static void
-vl_api_ikev2_profile_set_ts_t_handler (vl_api_ikev2_profile_set_ts_t * mp)
-{
- vl_api_ikev2_profile_set_ts_reply_t *rmp;
- int rv = 0;
-
-#if WITH_LIBSSL > 0
- vlib_main_t *vm = vlib_get_main ();
- clib_error_t *error;
- u8 *tmp = format (0, "%s", mp->name);
- error = ikev2_set_profile_ts (vm, tmp, mp->proto, mp->start_port,
- mp->end_port, (ip4_address_t) mp->start_addr,
- (ip4_address_t) mp->end_addr, mp->is_local);
- vec_free (tmp);
- if (error)
- rv = VNET_API_ERROR_UNSPECIFIED;
-#else
- rv = VNET_API_ERROR_UNIMPLEMENTED;
-#endif
-
- REPLY_MACRO (VL_API_IKEV2_PROFILE_SET_TS_REPLY);
-}
-
-static void
-vl_api_ikev2_set_local_key_t_handler (vl_api_ikev2_set_local_key_t * mp)
-{
- vl_api_ikev2_profile_set_ts_reply_t *rmp;
- int rv = 0;
-
-#if WITH_LIBSSL > 0
- vlib_main_t *vm = vlib_get_main ();
- clib_error_t *error;
-
- error = ikev2_set_local_key (vm, mp->key_file);
- if (error)
- rv = VNET_API_ERROR_UNSPECIFIED;
-#else
- rv = VNET_API_ERROR_UNIMPLEMENTED;
-#endif
-
- REPLY_MACRO (VL_API_IKEV2_SET_LOCAL_KEY_REPLY);
-}
-
-static void
-vl_api_ikev2_set_responder_t_handler (vl_api_ikev2_set_responder_t * mp)
-{
- vl_api_ikev2_set_responder_reply_t *rmp;
- int rv = 0;
-
-#if WITH_LIBSSL > 0
- vlib_main_t *vm = vlib_get_main ();
- clib_error_t *error;
-
- u8 *tmp = format (0, "%s", mp->name);
- ip4_address_t ip4;
- clib_memcpy (&ip4, mp->address, sizeof (ip4));
-
- error = ikev2_set_profile_responder (vm, tmp, mp->sw_if_index, ip4);
- vec_free (tmp);
- if (error)
- rv = VNET_API_ERROR_UNSPECIFIED;
-#else
- rv = VNET_API_ERROR_UNIMPLEMENTED;
-#endif
-
- REPLY_MACRO (VL_API_IKEV2_SET_RESPONDER_REPLY);
-}
-
-static void
-vl_api_ikev2_set_ike_transforms_t_handler (vl_api_ikev2_set_ike_transforms_t *
- mp)
-{
- vl_api_ikev2_set_ike_transforms_reply_t *rmp;
- int rv = 0;
-
-#if WITH_LIBSSL > 0
- vlib_main_t *vm = vlib_get_main ();
- clib_error_t *error;
-
- u8 *tmp = format (0, "%s", mp->name);
-
- error =
- ikev2_set_profile_ike_transforms (vm, tmp, mp->crypto_alg, mp->integ_alg,
- mp->dh_group, mp->crypto_key_size);
- vec_free (tmp);
- if (error)
- rv = VNET_API_ERROR_UNSPECIFIED;
-#else
- rv = VNET_API_ERROR_UNIMPLEMENTED;
-#endif
-
- REPLY_MACRO (VL_API_IKEV2_SET_IKE_TRANSFORMS_REPLY);
-}
-
-static void
-vl_api_ikev2_set_esp_transforms_t_handler (vl_api_ikev2_set_esp_transforms_t *
- mp)
-{
- vl_api_ikev2_set_esp_transforms_reply_t *rmp;
- int rv = 0;
-
-#if WITH_LIBSSL > 0
- vlib_main_t *vm = vlib_get_main ();
- clib_error_t *error;
-
- u8 *tmp = format (0, "%s", mp->name);
-
- error =
- ikev2_set_profile_esp_transforms (vm, tmp, mp->crypto_alg, mp->integ_alg,
- mp->dh_group, mp->crypto_key_size);
- vec_free (tmp);
- if (error)
- rv = VNET_API_ERROR_UNSPECIFIED;
-#else
- rv = VNET_API_ERROR_UNIMPLEMENTED;
-#endif
-
- REPLY_MACRO (VL_API_IKEV2_SET_ESP_TRANSFORMS_REPLY);
-}
-
-static void
-vl_api_ikev2_set_sa_lifetime_t_handler (vl_api_ikev2_set_sa_lifetime_t * mp)
-{
- vl_api_ikev2_set_sa_lifetime_reply_t *rmp;
- int rv = 0;
-
-#if WITH_LIBSSL > 0
- vlib_main_t *vm = vlib_get_main ();
- clib_error_t *error;
-
- u8 *tmp = format (0, "%s", mp->name);
-
- error =
- ikev2_set_profile_sa_lifetime (vm, tmp, mp->lifetime, mp->lifetime_jitter,
- mp->handover, mp->lifetime_maxdata);
- vec_free (tmp);
- if (error)
- rv = VNET_API_ERROR_UNSPECIFIED;
-#else
- rv = VNET_API_ERROR_UNIMPLEMENTED;
-#endif
-
- REPLY_MACRO (VL_API_IKEV2_SET_SA_LIFETIME_REPLY);
-}
-
-static void
-vl_api_ikev2_initiate_sa_init_t_handler (vl_api_ikev2_initiate_sa_init_t * mp)
-{
- vl_api_ikev2_initiate_sa_init_reply_t *rmp;
- int rv = 0;
-
-#if WITH_LIBSSL > 0
- vlib_main_t *vm = vlib_get_main ();
- clib_error_t *error;
-
- u8 *tmp = format (0, "%s", mp->name);
-
- error = ikev2_initiate_sa_init (vm, tmp);
- vec_free (tmp);
- if (error)
- rv = VNET_API_ERROR_UNSPECIFIED;
-#else
- rv = VNET_API_ERROR_UNIMPLEMENTED;
-#endif
-
- REPLY_MACRO (VL_API_IKEV2_INITIATE_SA_INIT_REPLY);
-}
-
-static void
-vl_api_ikev2_initiate_del_ike_sa_t_handler (vl_api_ikev2_initiate_del_ike_sa_t
- * mp)
-{
- vl_api_ikev2_initiate_del_ike_sa_reply_t *rmp;
- int rv = 0;
-
-#if WITH_LIBSSL > 0
- vlib_main_t *vm = vlib_get_main ();
- clib_error_t *error;
-
- error = ikev2_initiate_delete_ike_sa (vm, mp->ispi);
- if (error)
- rv = VNET_API_ERROR_UNSPECIFIED;
-#else
- rv = VNET_API_ERROR_UNIMPLEMENTED;
-#endif
-
- REPLY_MACRO (VL_API_IKEV2_INITIATE_DEL_IKE_SA_REPLY);
-}
-
-static void
- vl_api_ikev2_initiate_del_child_sa_t_handler
- (vl_api_ikev2_initiate_del_child_sa_t * mp)
-{
- vl_api_ikev2_initiate_del_child_sa_reply_t *rmp;
- int rv = 0;
-
-#if WITH_LIBSSL > 0
- vlib_main_t *vm = vlib_get_main ();
- clib_error_t *error;
-
- error = ikev2_initiate_delete_child_sa (vm, mp->ispi);
- if (error)
- rv = VNET_API_ERROR_UNSPECIFIED;
-#else
- rv = VNET_API_ERROR_UNIMPLEMENTED;
-#endif
-
- REPLY_MACRO (VL_API_IKEV2_INITIATE_DEL_CHILD_SA_REPLY);
-}
-
-static void
- vl_api_ikev2_initiate_rekey_child_sa_t_handler
- (vl_api_ikev2_initiate_rekey_child_sa_t * mp)
-{
- vl_api_ikev2_initiate_rekey_child_sa_reply_t *rmp;
- int rv = 0;
-
-#if WITH_LIBSSL > 0
- vlib_main_t *vm = vlib_get_main ();
- clib_error_t *error;
-
- error = ikev2_initiate_rekey_child_sa (vm, mp->ispi);
- if (error)
- rv = VNET_API_ERROR_UNSPECIFIED;
-#else
- rv = VNET_API_ERROR_UNIMPLEMENTED;
-#endif
-
- REPLY_MACRO (VL_API_IKEV2_INITIATE_REKEY_CHILD_SA_REPLY);
-}
-
-/*
- * ipsec_api_hookup
- * Add vpe's API message handlers to the table.
- * vlib has already mapped shared memory and
- * added the client registration handlers.
- * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process()
- */
-#define vl_msg_name_crc_list
-#include <vnet/vnet_all_api_h.h>
-#undef vl_msg_name_crc_list
-
-static void
-setup_message_id_table (api_main_t * am)
-{
-#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
- foreach_vl_msg_name_crc_ipsec;
-#undef _
-}
-
static void
vl_api_ipsec_backend_dump_t_handler (vl_api_ipsec_backend_dump_t * mp)
{
@@ -1257,6 +920,25 @@ done:
REPLY_MACRO (VL_API_IPSEC_SELECT_BACKEND_REPLY);
}
+/*
+ * ipsec_api_hookup
+ * Add vpe's API message handlers to the table.
+ * vlib has already mapped shared memory and
+ * added the client registration handlers.
+ * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process()
+ */
+#define vl_msg_name_crc_list
+#include <vnet/vnet_all_api_h.h>
+#undef vl_msg_name_crc_list
+
+static void
+setup_message_id_table (api_main_t * am)
+{
+#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
+ foreach_vl_msg_name_crc_ipsec;
+#undef _
+}
+
static clib_error_t *
ipsec_api_hookup (vlib_main_t * vm)
{