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38 #include <netinet/in.h>
39 #include <netinet/ip.h>
41 #include <rte_byteorder.h>
43 #include <rte_crypto.h>
45 #define RTE_LOGTYPE_IPSEC RTE_LOGTYPE_USER1
46 #define RTE_LOGTYPE_IPSEC_ESP RTE_LOGTYPE_USER2
47 #define RTE_LOGTYPE_IPSEC_IPIP RTE_LOGTYPE_USER3
49 #define MAX_PKT_BURST 32
50 #define MAX_QP_PER_LCORE 256
53 #define IPSEC_ASSERT(exp) \
55 rte_panic("line%d\tassert \"" #exp "\" failed\n", __LINE__); \
58 #define IPSEC_LOG RTE_LOG
60 #define IPSEC_ASSERT(exp) do {} while (0)
61 #define IPSEC_LOG(...) do {} while (0)
62 #endif /* IPSEC_DEBUG */
64 #define MAX_DIGEST_SIZE 32 /* Bytes -- 256 bits */
66 #define uint32_t_to_char(ip, a, b, c, d) do {\
67 *a = (unsigned char)(ip >> 24 & 0xff);\
68 *b = (unsigned char)(ip >> 16 & 0xff);\
69 *c = (unsigned char)(ip >> 8 & 0xff);\
70 *d = (unsigned char)(ip & 0xff);\
73 #define DEFAULT_MAX_CATEGORIES 1
75 #define IPSEC_SA_MAX_ENTRIES (64) /* must be power of 2, max 2 power 30 */
76 #define SPI2IDX(spi) (spi & (IPSEC_SA_MAX_ENTRIES - 1))
77 #define INVALID_SPI (0)
79 #define DISCARD (0x80000000)
80 #define BYPASS (0x40000000)
81 #define PROTECT_MASK (0x3fffffff)
82 #define PROTECT(sa_idx) (SPI2IDX(sa_idx) & PROTECT_MASK) /* SA idx 30 bits */
84 #define IPSEC_XFORM_MAX 2
86 struct rte_crypto_xform;
88 struct rte_cryptodev_session;
93 typedef int (*ipsec_xform_fn)(struct rte_mbuf *m, struct ipsec_sa *sa,
94 struct rte_crypto_op *cop);
101 struct rte_cryptodev_sym_session *crypto_session;
102 struct rte_crypto_sym_xform *xforms;
103 ipsec_xform_fn pre_crypto;
104 ipsec_xform_fn post_crypto;
105 enum rte_crypto_cipher_algorithm cipher_algo;
106 enum rte_crypto_auth_algorithm auth_algo;
112 } __rte_cache_aligned;
114 struct ipsec_mbuf_metadata {
116 struct rte_crypto_op cop;
117 struct rte_crypto_sym_op sym_cop;
125 struct rte_crypto_op *buf[MAX_PKT_BURST] __rte_aligned(sizeof(void *));
129 struct rte_hash *cdev_map;
130 struct sp_ctx *sp_ctx;
131 struct sa_ctx *sa_ctx;
134 struct cdev_qp tbl[MAX_QP_PER_LCORE];
144 struct sa_ctx *sa_ipv4_in;
145 struct sa_ctx *sa_ipv4_out;
146 struct sp_ctx *sp_ipv4_in;
147 struct sp_ctx *sp_ipv4_out;
148 struct rt_ctx *rt_ipv4;
149 struct rte_mempool *mbuf_pool;
153 ipsec_inbound(struct ipsec_ctx *ctx, struct rte_mbuf *pkts[],
154 uint16_t nb_pkts, uint16_t len);
157 ipsec_outbound(struct ipsec_ctx *ctx, struct rte_mbuf *pkts[],
158 uint32_t sa_idx[], uint16_t nb_pkts, uint16_t len);
160 static inline uint16_t
161 ipsec_metadata_size(void)
163 return sizeof(struct ipsec_mbuf_metadata);
166 static inline struct ipsec_mbuf_metadata *
167 get_priv(struct rte_mbuf *m)
169 return RTE_PTR_ADD(m, sizeof(struct rte_mbuf));
173 inbound_sa_check(struct sa_ctx *sa_ctx, struct rte_mbuf *m, uint32_t sa_idx);
176 inbound_sa_lookup(struct sa_ctx *sa_ctx, struct rte_mbuf *pkts[],
177 struct ipsec_sa *sa[], uint16_t nb_pkts);
180 outbound_sa_lookup(struct sa_ctx *sa_ctx, uint32_t sa_idx[],
181 struct ipsec_sa *sa[], uint16_t nb_pkts);
184 sp_init(struct socket_ctx *ctx, int socket_id, unsigned ep);
187 sa_init(struct socket_ctx *ctx, int socket_id, unsigned ep);
190 rt_init(struct socket_ctx *ctx, int socket_id, unsigned ep);
192 #endif /* __IPSEC_H__ */