* setup/update packets and crypto ops for ESP inbound case. */
| 361 | * setup/update packets and crypto ops for ESP inbound case. |
| 362 | */ |
| 363 | uint16_t |
| 364 | esp_inb_pkt_prepare(const struct rte_ipsec_session *ss, struct rte_mbuf *mb[], |
| 365 | struct rte_crypto_op *cop[], uint16_t num) |
| 366 | { |
| 367 | int32_t rc; |
| 368 | uint32_t i, k, hl; |
| 369 | struct rte_ipsec_sa *sa; |
| 370 | struct rte_cryptodev_sym_session *cs; |
| 371 | struct replay_sqn *rsn; |
| 372 | union sym_op_data icv; |
| 373 | uint32_t dr[num]; |
| 374 | |
| 375 | sa = ss->sa; |
| 376 | cs = ss->crypto.ses; |
| 377 | rsn = rsn_acquire(sa); |
| 378 | |
| 379 | k = 0; |
| 380 | for (i = 0; i != num; i++) { |
| 381 | |
| 382 | hl = mb[i]->l2_len + mb[i]->l3_len; |
| 383 | rc = inb_pkt_prepare(sa, rsn, mb[i], hl, &icv); |
| 384 | if (rc >= 0) { |
| 385 | lksd_none_cop_prepare(cop[k], cs, mb[i]); |
| 386 | inb_cop_prepare(cop[k], sa, mb[i], &icv, hl, rc); |
| 387 | k++; |
| 388 | } else { |
| 389 | dr[i - k] = i; |
| 390 | rte_errno = -rc; |
| 391 | } |
| 392 | } |
| 393 | |
| 394 | rsn_release(sa, rsn); |
| 395 | |
| 396 | /* copy not prepared mbufs beyond good ones */ |
| 397 | if (k != num && k != 0) |
| 398 | move_bad_mbufs(mb, dr, num, num - k); |
| 399 | |
| 400 | return k; |
| 401 | } |
| 402 | |
| 403 | /* |
| 404 | * Start with processing inbound packet. |
nothing calls this directly
no test coverage detected