/*-
* BSD LICENSE
*
- * Copyright(c) 2016 Intel Corporation. All rights reserved.
+ * Copyright(c) 2016-2017 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
}
sym_cop = get_sym_cop(cop);
-
sym_cop->m_src = m;
- sym_cop->cipher.data.offset = ip_hdr_len + sizeof(struct esp_hdr) +
- sa->iv_len;
- sym_cop->cipher.data.length = payload_len;
-
- struct cnt_blk *icb;
- uint8_t *aad;
- uint8_t *iv = RTE_PTR_ADD(ip4, ip_hdr_len + sizeof(struct esp_hdr));
-
- switch (sa->cipher_algo) {
- case RTE_CRYPTO_CIPHER_NULL:
- case RTE_CRYPTO_CIPHER_AES_CBC:
- sym_cop->cipher.iv.data = iv;
- sym_cop->cipher.iv.phys_addr = rte_pktmbuf_mtophys_offset(m,
- ip_hdr_len + sizeof(struct esp_hdr));
- sym_cop->cipher.iv.length = sa->iv_len;
- break;
- case RTE_CRYPTO_CIPHER_AES_CTR:
- case RTE_CRYPTO_CIPHER_AES_GCM:
+
+ if (sa->aead_algo == RTE_CRYPTO_AEAD_AES_GCM) {
+ sym_cop->aead.data.offset = ip_hdr_len + sizeof(struct esp_hdr) +
+ sa->iv_len;
+ sym_cop->aead.data.length = payload_len;
+
+ struct cnt_blk *icb;
+ uint8_t *aad;
+ uint8_t *iv = RTE_PTR_ADD(ip4, ip_hdr_len + sizeof(struct esp_hdr));
+
icb = get_cnt_blk(m);
icb->salt = sa->salt;
memcpy(&icb->iv, iv, 8);
icb->cnt = rte_cpu_to_be_32(1);
- sym_cop->cipher.iv.data = (uint8_t *)icb;
- sym_cop->cipher.iv.phys_addr = rte_pktmbuf_mtophys_offset(m,
- (uint8_t *)icb - rte_pktmbuf_mtod(m, uint8_t *));
- sym_cop->cipher.iv.length = 16;
- break;
- default:
- RTE_LOG(ERR, IPSEC_ESP, "unsupported cipher algorithm %u\n",
- sa->cipher_algo);
- return -EINVAL;
- }
- switch (sa->auth_algo) {
- case RTE_CRYPTO_AUTH_NULL:
- case RTE_CRYPTO_AUTH_SHA1_HMAC:
- case RTE_CRYPTO_AUTH_SHA256_HMAC:
- sym_cop->auth.data.offset = ip_hdr_len;
- sym_cop->auth.data.length = sizeof(struct esp_hdr) +
- sa->iv_len + payload_len;
- break;
- case RTE_CRYPTO_AUTH_AES_GCM:
aad = get_aad(m);
memcpy(aad, iv - sizeof(struct esp_hdr), 8);
- sym_cop->auth.aad.data = aad;
- sym_cop->auth.aad.phys_addr = rte_pktmbuf_mtophys_offset(m,
+ sym_cop->aead.aad.data = aad;
+ sym_cop->aead.aad.phys_addr = rte_pktmbuf_mtophys_offset(m,
aad - rte_pktmbuf_mtod(m, uint8_t *));
- sym_cop->auth.aad.length = 8;
- break;
- default:
- RTE_LOG(ERR, IPSEC_ESP, "unsupported auth algorithm %u\n",
- sa->auth_algo);
- return -EINVAL;
- }
- sym_cop->auth.digest.data = rte_pktmbuf_mtod_offset(m, void*,
- rte_pktmbuf_pkt_len(m) - sa->digest_len);
- sym_cop->auth.digest.phys_addr = rte_pktmbuf_mtophys_offset(m,
- rte_pktmbuf_pkt_len(m) - sa->digest_len);
- sym_cop->auth.digest.length = sa->digest_len;
+ sym_cop->aead.digest.data = rte_pktmbuf_mtod_offset(m, void*,
+ rte_pktmbuf_pkt_len(m) - sa->digest_len);
+ sym_cop->aead.digest.phys_addr = rte_pktmbuf_mtophys_offset(m,
+ rte_pktmbuf_pkt_len(m) - sa->digest_len);
+ } else {
+ sym_cop->cipher.data.offset = ip_hdr_len + sizeof(struct esp_hdr) +
+ sa->iv_len;
+ sym_cop->cipher.data.length = payload_len;
+
+ struct cnt_blk *icb;
+ uint8_t *iv = RTE_PTR_ADD(ip4, ip_hdr_len + sizeof(struct esp_hdr));
+ uint8_t *iv_ptr = rte_crypto_op_ctod_offset(cop,
+ uint8_t *, IV_OFFSET);
+
+ switch (sa->cipher_algo) {
+ case RTE_CRYPTO_CIPHER_NULL:
+ case RTE_CRYPTO_CIPHER_AES_CBC:
+ /* Copy IV at the end of crypto operation */
+ rte_memcpy(iv_ptr, iv, sa->iv_len);
+ break;
+ case RTE_CRYPTO_CIPHER_AES_CTR:
+ icb = get_cnt_blk(m);
+ icb->salt = sa->salt;
+ memcpy(&icb->iv, iv, 8);
+ icb->cnt = rte_cpu_to_be_32(1);
+ break;
+ default:
+ RTE_LOG(ERR, IPSEC_ESP, "unsupported cipher algorithm %u\n",
+ sa->cipher_algo);
+ return -EINVAL;
+ }
+
+ switch (sa->auth_algo) {
+ case RTE_CRYPTO_AUTH_NULL:
+ case RTE_CRYPTO_AUTH_SHA1_HMAC:
+ case RTE_CRYPTO_AUTH_SHA256_HMAC:
+ sym_cop->auth.data.offset = ip_hdr_len;
+ sym_cop->auth.data.length = sizeof(struct esp_hdr) +
+ sa->iv_len + payload_len;
+ break;
+ default:
+ RTE_LOG(ERR, IPSEC_ESP, "unsupported auth algorithm %u\n",
+ sa->auth_algo);
+ return -EINVAL;
+ }
+
+ sym_cop->auth.digest.data = rte_pktmbuf_mtod_offset(m, void*,
+ rte_pktmbuf_pkt_len(m) - sa->digest_len);
+ sym_cop->auth.digest.phys_addr = rte_pktmbuf_mtophys_offset(m,
+ rte_pktmbuf_pkt_len(m) - sa->digest_len);
+ }
return 0;
}
sym_cop = get_sym_cop(cop);
sym_cop->m_src = m;
- switch (sa->cipher_algo) {
- case RTE_CRYPTO_CIPHER_NULL:
- case RTE_CRYPTO_CIPHER_AES_CBC:
- memset(iv, 0, sa->iv_len);
- sym_cop->cipher.data.offset = ip_hdr_len +
- sizeof(struct esp_hdr);
- sym_cop->cipher.data.length = pad_payload_len + sa->iv_len;
- break;
- case RTE_CRYPTO_CIPHER_AES_CTR:
- case RTE_CRYPTO_CIPHER_AES_GCM:
+
+ if (sa->aead_algo == RTE_CRYPTO_AEAD_AES_GCM) {
+ uint8_t *aad;
+
*iv = sa->seq;
- sym_cop->cipher.data.offset = ip_hdr_len +
+ sym_cop->aead.data.offset = ip_hdr_len +
sizeof(struct esp_hdr) + sa->iv_len;
- sym_cop->cipher.data.length = pad_payload_len;
- break;
- default:
- RTE_LOG(ERR, IPSEC_ESP, "unsupported cipher algorithm %u\n",
- sa->cipher_algo);
- return -EINVAL;
- }
+ sym_cop->aead.data.length = pad_payload_len;
+
+ /* Fill pad_len using default sequential scheme */
+ for (i = 0; i < pad_len - 2; i++)
+ padding[i] = i + 1;
+ padding[pad_len - 2] = pad_len - 2;
+ padding[pad_len - 1] = nlp;
+
+ struct cnt_blk *icb = get_cnt_blk(m);
+ icb->salt = sa->salt;
+ icb->iv = sa->seq;
+ icb->cnt = rte_cpu_to_be_32(1);
- /* Fill pad_len using default sequential scheme */
- for (i = 0; i < pad_len - 2; i++)
- padding[i] = i + 1;
- padding[pad_len - 2] = pad_len - 2;
- padding[pad_len - 1] = nlp;
-
- struct cnt_blk *icb = get_cnt_blk(m);
- icb->salt = sa->salt;
- icb->iv = sa->seq;
- icb->cnt = rte_cpu_to_be_32(1);
- sym_cop->cipher.iv.data = (uint8_t *)icb;
- sym_cop->cipher.iv.phys_addr = rte_pktmbuf_mtophys_offset(m,
- (uint8_t *)icb - rte_pktmbuf_mtod(m, uint8_t *));
- sym_cop->cipher.iv.length = 16;
-
- uint8_t *aad;
-
- switch (sa->auth_algo) {
- case RTE_CRYPTO_AUTH_NULL:
- case RTE_CRYPTO_AUTH_SHA1_HMAC:
- case RTE_CRYPTO_AUTH_SHA256_HMAC:
- sym_cop->auth.data.offset = ip_hdr_len;
- sym_cop->auth.data.length = sizeof(struct esp_hdr) +
- sa->iv_len + pad_payload_len;
- break;
- case RTE_CRYPTO_AUTH_AES_GCM:
aad = get_aad(m);
memcpy(aad, esp, 8);
- sym_cop->auth.aad.data = aad;
- sym_cop->auth.aad.phys_addr = rte_pktmbuf_mtophys_offset(m,
+ sym_cop->aead.aad.data = aad;
+ sym_cop->aead.aad.phys_addr = rte_pktmbuf_mtophys_offset(m,
aad - rte_pktmbuf_mtod(m, uint8_t *));
- sym_cop->auth.aad.length = 8;
- break;
- default:
- RTE_LOG(ERR, IPSEC_ESP, "unsupported auth algorithm %u\n",
- sa->auth_algo);
- return -EINVAL;
- }
- sym_cop->auth.digest.data = rte_pktmbuf_mtod_offset(m, uint8_t *,
+ sym_cop->aead.digest.data = rte_pktmbuf_mtod_offset(m, uint8_t *,
rte_pktmbuf_pkt_len(m) - sa->digest_len);
- sym_cop->auth.digest.phys_addr = rte_pktmbuf_mtophys_offset(m,
+ sym_cop->aead.digest.phys_addr = rte_pktmbuf_mtophys_offset(m,
rte_pktmbuf_pkt_len(m) - sa->digest_len);
- sym_cop->auth.digest.length = sa->digest_len;
+ } else {
+ switch (sa->cipher_algo) {
+ case RTE_CRYPTO_CIPHER_NULL:
+ case RTE_CRYPTO_CIPHER_AES_CBC:
+ memset(iv, 0, sa->iv_len);
+ sym_cop->cipher.data.offset = ip_hdr_len +
+ sizeof(struct esp_hdr);
+ sym_cop->cipher.data.length = pad_payload_len + sa->iv_len;
+ break;
+ case RTE_CRYPTO_CIPHER_AES_CTR:
+ *iv = sa->seq;
+ sym_cop->cipher.data.offset = ip_hdr_len +
+ sizeof(struct esp_hdr) + sa->iv_len;
+ sym_cop->cipher.data.length = pad_payload_len;
+ break;
+ default:
+ RTE_LOG(ERR, IPSEC_ESP, "unsupported cipher algorithm %u\n",
+ sa->cipher_algo);
+ return -EINVAL;
+ }
+
+ /* Fill pad_len using default sequential scheme */
+ for (i = 0; i < pad_len - 2; i++)
+ padding[i] = i + 1;
+ padding[pad_len - 2] = pad_len - 2;
+ padding[pad_len - 1] = nlp;
+
+ struct cnt_blk *icb = get_cnt_blk(m);
+ icb->salt = sa->salt;
+ icb->iv = sa->seq;
+ icb->cnt = rte_cpu_to_be_32(1);
+
+ switch (sa->auth_algo) {
+ case RTE_CRYPTO_AUTH_NULL:
+ case RTE_CRYPTO_AUTH_SHA1_HMAC:
+ case RTE_CRYPTO_AUTH_SHA256_HMAC:
+ sym_cop->auth.data.offset = ip_hdr_len;
+ sym_cop->auth.data.length = sizeof(struct esp_hdr) +
+ sa->iv_len + pad_payload_len;
+ break;
+ default:
+ RTE_LOG(ERR, IPSEC_ESP, "unsupported auth algorithm %u\n",
+ sa->auth_algo);
+ return -EINVAL;
+ }
+
+ sym_cop->auth.digest.data = rte_pktmbuf_mtod_offset(m, uint8_t *,
+ rte_pktmbuf_pkt_len(m) - sa->digest_len);
+ sym_cop->auth.digest.phys_addr = rte_pktmbuf_mtophys_offset(m,
+ rte_pktmbuf_pkt_len(m) - sa->digest_len);
+ }
return 0;
}
Code Review / deb_dpdk.git / blobdiff