1*99a2dd95SBruce Richardson /* SPDX-License-Identifier: BSD-3-Clause 2*99a2dd95SBruce Richardson * Copyright(c) 2018-2020 Intel Corporation 3*99a2dd95SBruce Richardson */ 4*99a2dd95SBruce Richardson 5*99a2dd95SBruce Richardson #include <rte_ipsec.h> 6*99a2dd95SBruce Richardson #include "sa.h" 7*99a2dd95SBruce Richardson 8*99a2dd95SBruce Richardson static int 9*99a2dd95SBruce Richardson session_check(struct rte_ipsec_session *ss) 10*99a2dd95SBruce Richardson { 11*99a2dd95SBruce Richardson if (ss == NULL || ss->sa == NULL) 12*99a2dd95SBruce Richardson return -EINVAL; 13*99a2dd95SBruce Richardson 14*99a2dd95SBruce Richardson if (ss->type == RTE_SECURITY_ACTION_TYPE_NONE || 15*99a2dd95SBruce Richardson ss->type == RTE_SECURITY_ACTION_TYPE_CPU_CRYPTO) { 16*99a2dd95SBruce Richardson if (ss->crypto.ses == NULL) 17*99a2dd95SBruce Richardson return -EINVAL; 18*99a2dd95SBruce Richardson } else { 19*99a2dd95SBruce Richardson if (ss->security.ses == NULL) 20*99a2dd95SBruce Richardson return -EINVAL; 21*99a2dd95SBruce Richardson if ((ss->type == RTE_SECURITY_ACTION_TYPE_INLINE_CRYPTO || 22*99a2dd95SBruce Richardson ss->type == 23*99a2dd95SBruce Richardson RTE_SECURITY_ACTION_TYPE_INLINE_PROTOCOL) && 24*99a2dd95SBruce Richardson ss->security.ctx == NULL) 25*99a2dd95SBruce Richardson return -EINVAL; 26*99a2dd95SBruce Richardson } 27*99a2dd95SBruce Richardson 28*99a2dd95SBruce Richardson return 0; 29*99a2dd95SBruce Richardson } 30*99a2dd95SBruce Richardson 31*99a2dd95SBruce Richardson int 32*99a2dd95SBruce Richardson rte_ipsec_session_prepare(struct rte_ipsec_session *ss) 33*99a2dd95SBruce Richardson { 34*99a2dd95SBruce Richardson int32_t rc; 35*99a2dd95SBruce Richardson struct rte_ipsec_sa_pkt_func fp; 36*99a2dd95SBruce Richardson 37*99a2dd95SBruce Richardson rc = session_check(ss); 38*99a2dd95SBruce Richardson if (rc != 0) 39*99a2dd95SBruce Richardson return rc; 40*99a2dd95SBruce Richardson 41*99a2dd95SBruce Richardson rc = ipsec_sa_pkt_func_select(ss, ss->sa, &fp); 42*99a2dd95SBruce Richardson if (rc != 0) 43*99a2dd95SBruce Richardson return rc; 44*99a2dd95SBruce Richardson 45*99a2dd95SBruce Richardson ss->pkt_func = fp; 46*99a2dd95SBruce Richardson 47*99a2dd95SBruce Richardson if (ss->type == RTE_SECURITY_ACTION_TYPE_NONE) 48*99a2dd95SBruce Richardson ss->crypto.ses->opaque_data = (uintptr_t)ss; 49*99a2dd95SBruce Richardson else 50*99a2dd95SBruce Richardson ss->security.ses->opaque_data = (uintptr_t)ss; 51*99a2dd95SBruce Richardson 52*99a2dd95SBruce Richardson return 0; 53*99a2dd95SBruce Richardson } 54