From 47feb1146ec3b0e1cf2ebd83cd5211e1df261194 Mon Sep 17 00:00:00 2001 From: Neale Ranns Date: Thu, 11 Apr 2019 15:14:07 +0000 Subject: IPSEC: support GCM in ESP Change-Id: Id2ddb77b4ec3dd543d6e638bc882923f2bac011d Signed-off-by: Neale Ranns --- src/vnet/ipsec/ipsec_sa.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) (limited to 'src/vnet/ipsec/ipsec_sa.c') diff --git a/src/vnet/ipsec/ipsec_sa.c b/src/vnet/ipsec/ipsec_sa.c index da12560bb7d..8f41c95159b 100644 --- a/src/vnet/ipsec/ipsec_sa.c +++ b/src/vnet/ipsec/ipsec_sa.c @@ -102,6 +102,11 @@ ipsec_sa_set_crypto_alg (ipsec_sa_t * sa, ipsec_crypto_alg_t crypto_alg) sa->crypto_dec_op_id = im->crypto_algs[crypto_alg].dec_op_id; ASSERT (sa->crypto_iv_size <= ESP_MAX_IV_SIZE); ASSERT (sa->crypto_block_size <= ESP_MAX_BLOCK_SIZE); + if (IPSEC_CRYPTO_ALG_IS_GCM (crypto_alg)) + { + sa->integ_icv_size = im->crypto_algs[crypto_alg].icv_size; + ipsec_sa_set_IS_AEAD (sa); + } } void @@ -124,6 +129,7 @@ ipsec_sa_add (u32 id, const ipsec_key_t * ik, ipsec_sa_flags_t flags, u32 tx_table_id, + u32 salt, const ip46_address_t * tun_src, const ip46_address_t * tun_dst, u32 * sa_out_index) { @@ -150,10 +156,11 @@ ipsec_sa_add (u32 id, sa->stat_index = sa_index; sa->protocol = proto; sa->flags = flags; - ipsec_sa_set_crypto_alg (sa, crypto_alg); - clib_memcpy (&sa->crypto_key, ck, sizeof (sa->crypto_key)); + sa->salt = salt; ipsec_sa_set_integ_alg (sa, integ_alg); clib_memcpy (&sa->integ_key, ik, sizeof (sa->integ_key)); + ipsec_sa_set_crypto_alg (sa, crypto_alg); + clib_memcpy (&sa->crypto_key, ck, sizeof (sa->crypto_key)); ip46_address_copy (&sa->tunnel_src_addr, tun_src); ip46_address_copy (&sa->tunnel_dst_addr, tun_dst); -- cgit 1.2.3-korg