+
+ flc->word1_sdl = (uint8_t)bufsize;
+ session->ctxt = priv;
+#ifdef CAAM_DESC_DEBUG
+ int i;
+ for (i = 0; i < bufsize; i++)
+ DPAA2_SEC_DEBUG("DESC[%d]:0x%x",
+ i, priv->flc_desc[0].desc[i]);
+#endif
+
+ return 0;
+
+error_out:
+ rte_free(session->cipher_key.data);
+ rte_free(session->auth_key.data);
+ rte_free(priv);
+ return -1;
+}
+
+static int
+dpaa2_sec_set_session_parameters(struct rte_cryptodev *dev,
+ struct rte_crypto_sym_xform *xform, void *sess)
+{
+ dpaa2_sec_session *session = sess;
+ int ret;
+
+ PMD_INIT_FUNC_TRACE();
+
+ if (unlikely(sess == NULL)) {
+ DPAA2_SEC_ERR("Invalid session struct");
+ return -1;
+ }
+
+ memset(session, 0, sizeof(dpaa2_sec_session));
+ /* Default IV length = 0 */
+ session->iv.length = 0;
+
+ /* Cipher Only */
+ if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER && xform->next == NULL) {
+ ret = dpaa2_sec_cipher_init(dev, xform, session);
+
+ /* Authentication Only */
+ } else if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH &&
+ xform->next == NULL) {
+ ret = dpaa2_sec_auth_init(dev, xform, session);
+
+ /* Cipher then Authenticate */
+ } else if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER &&
+ xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
+ session->ext_params.aead_ctxt.auth_cipher_text = true;
+ if (xform->cipher.algo == RTE_CRYPTO_CIPHER_NULL)
+ ret = dpaa2_sec_auth_init(dev, xform, session);
+ else if (xform->next->auth.algo == RTE_CRYPTO_AUTH_NULL)
+ ret = dpaa2_sec_cipher_init(dev, xform, session);
+ else
+ ret = dpaa2_sec_aead_chain_init(dev, xform, session);
+ /* Authenticate then Cipher */
+ } else if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH &&
+ xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
+ session->ext_params.aead_ctxt.auth_cipher_text = false;
+ if (xform->auth.algo == RTE_CRYPTO_AUTH_NULL)
+ ret = dpaa2_sec_cipher_init(dev, xform, session);
+ else if (xform->next->cipher.algo == RTE_CRYPTO_CIPHER_NULL)
+ ret = dpaa2_sec_auth_init(dev, xform, session);
+ else
+ ret = dpaa2_sec_aead_chain_init(dev, xform, session);
+ /* AEAD operation for AES-GCM kind of Algorithms */
+ } else if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD &&
+ xform->next == NULL) {
+ ret = dpaa2_sec_aead_init(dev, xform, session);
+
+ } else {
+ DPAA2_SEC_ERR("Invalid crypto type");
+ return -EINVAL;
+ }
+
+ return ret;
+}
+
+#ifdef RTE_LIBRTE_SECURITY
+static int
+dpaa2_sec_ipsec_aead_init(struct rte_crypto_aead_xform *aead_xform,
+ dpaa2_sec_session *session,
+ struct alginfo *aeaddata)
+{
+ PMD_INIT_FUNC_TRACE();
+
+ session->aead_key.data = rte_zmalloc(NULL, aead_xform->key.length,
+ RTE_CACHE_LINE_SIZE);
+ if (session->aead_key.data == NULL && aead_xform->key.length > 0) {
+ DPAA2_SEC_ERR("No Memory for aead key");
+ return -1;
+ }
+ memcpy(session->aead_key.data, aead_xform->key.data,
+ aead_xform->key.length);
+
+ session->digest_length = aead_xform->digest_length;
+ session->aead_key.length = aead_xform->key.length;
+
+ aeaddata->key = (size_t)session->aead_key.data;
+ aeaddata->keylen = session->aead_key.length;
+ aeaddata->key_enc_flags = 0;
+ aeaddata->key_type = RTA_DATA_IMM;
+
+ switch (aead_xform->algo) {
+ case RTE_CRYPTO_AEAD_AES_GCM:
+ switch (session->digest_length) {
+ case 8:
+ aeaddata->algtype = OP_PCL_IPSEC_AES_GCM8;
+ break;
+ case 12:
+ aeaddata->algtype = OP_PCL_IPSEC_AES_GCM12;
+ break;
+ case 16:
+ aeaddata->algtype = OP_PCL_IPSEC_AES_GCM16;
+ break;
+ default:
+ DPAA2_SEC_ERR("Crypto: Undefined GCM digest %d",
+ session->digest_length);
+ return -1;
+ }
+ aeaddata->algmode = OP_ALG_AAI_GCM;
+ session->aead_alg = RTE_CRYPTO_AEAD_AES_GCM;
+ break;
+ case RTE_CRYPTO_AEAD_AES_CCM:
+ switch (session->digest_length) {
+ case 8:
+ aeaddata->algtype = OP_PCL_IPSEC_AES_CCM8;
+ break;
+ case 12:
+ aeaddata->algtype = OP_PCL_IPSEC_AES_CCM12;
+ break;
+ case 16:
+ aeaddata->algtype = OP_PCL_IPSEC_AES_CCM16;
+ break;
+ default:
+ DPAA2_SEC_ERR("Crypto: Undefined CCM digest %d",
+ session->digest_length);
+ return -1;
+ }
+ aeaddata->algmode = OP_ALG_AAI_CCM;
+ session->aead_alg = RTE_CRYPTO_AEAD_AES_CCM;
+ break;
+ default:
+ DPAA2_SEC_ERR("Crypto: Undefined AEAD specified %u",
+ aead_xform->algo);
+ return -1;
+ }
+ session->dir = (aead_xform->op == RTE_CRYPTO_AEAD_OP_ENCRYPT) ?
+ DIR_ENC : DIR_DEC;
+
+ return 0;
+}
+
+static int
+dpaa2_sec_ipsec_proto_init(struct rte_crypto_cipher_xform *cipher_xform,
+ struct rte_crypto_auth_xform *auth_xform,
+ dpaa2_sec_session *session,
+ struct alginfo *cipherdata,
+ struct alginfo *authdata)
+{
+ if (cipher_xform) {
+ session->cipher_key.data = rte_zmalloc(NULL,
+ cipher_xform->key.length,
+ RTE_CACHE_LINE_SIZE);
+ if (session->cipher_key.data == NULL &&
+ cipher_xform->key.length > 0) {
+ DPAA2_SEC_ERR("No Memory for cipher key");
+ return -ENOMEM;
+ }
+
+ session->cipher_key.length = cipher_xform->key.length;
+ memcpy(session->cipher_key.data, cipher_xform->key.data,
+ cipher_xform->key.length);
+ session->cipher_alg = cipher_xform->algo;
+ } else {
+ session->cipher_key.data = NULL;
+ session->cipher_key.length = 0;
+ session->cipher_alg = RTE_CRYPTO_CIPHER_NULL;
+ }
+
+ if (auth_xform) {
+ session->auth_key.data = rte_zmalloc(NULL,
+ auth_xform->key.length,
+ RTE_CACHE_LINE_SIZE);
+ if (session->auth_key.data == NULL &&
+ auth_xform->key.length > 0) {
+ DPAA2_SEC_ERR("No Memory for auth key");
+ return -ENOMEM;
+ }
+ session->auth_key.length = auth_xform->key.length;
+ memcpy(session->auth_key.data, auth_xform->key.data,
+ auth_xform->key.length);
+ session->auth_alg = auth_xform->algo;
+ session->digest_length = auth_xform->digest_length;
+ } else {
+ session->auth_key.data = NULL;
+ session->auth_key.length = 0;
+ session->auth_alg = RTE_CRYPTO_AUTH_NULL;
+ }
+
+ authdata->key = (size_t)session->auth_key.data;
+ authdata->keylen = session->auth_key.length;
+ authdata->key_enc_flags = 0;
+ authdata->key_type = RTA_DATA_IMM;
+ switch (session->auth_alg) {
+ case RTE_CRYPTO_AUTH_SHA1_HMAC:
+ authdata->algtype = OP_PCL_IPSEC_HMAC_SHA1_96;
+ authdata->algmode = OP_ALG_AAI_HMAC;
+ break;
+ case RTE_CRYPTO_AUTH_MD5_HMAC:
+ authdata->algtype = OP_PCL_IPSEC_HMAC_MD5_96;
+ authdata->algmode = OP_ALG_AAI_HMAC;
+ break;
+ case RTE_CRYPTO_AUTH_SHA256_HMAC:
+ authdata->algtype = OP_PCL_IPSEC_HMAC_SHA2_256_128;
+ authdata->algmode = OP_ALG_AAI_HMAC;
+ if (session->digest_length != 16)
+ DPAA2_SEC_WARN(
+ "+++Using sha256-hmac truncated len is non-standard,"
+ "it will not work with lookaside proto");
+ break;
+ case RTE_CRYPTO_AUTH_SHA384_HMAC:
+ authdata->algtype = OP_PCL_IPSEC_HMAC_SHA2_384_192;
+ authdata->algmode = OP_ALG_AAI_HMAC;
+ break;
+ case RTE_CRYPTO_AUTH_SHA512_HMAC:
+ authdata->algtype = OP_PCL_IPSEC_HMAC_SHA2_512_256;
+ authdata->algmode = OP_ALG_AAI_HMAC;
+ break;
+ case RTE_CRYPTO_AUTH_AES_CMAC:
+ authdata->algtype = OP_PCL_IPSEC_AES_CMAC_96;
+ break;
+ case RTE_CRYPTO_AUTH_NULL:
+ authdata->algtype = OP_PCL_IPSEC_HMAC_NULL;
+ break;
+ case RTE_CRYPTO_AUTH_SHA224_HMAC:
+ case RTE_CRYPTO_AUTH_AES_XCBC_MAC:
+ case RTE_CRYPTO_AUTH_SNOW3G_UIA2:
+ case RTE_CRYPTO_AUTH_SHA1:
+ case RTE_CRYPTO_AUTH_SHA256:
+ case RTE_CRYPTO_AUTH_SHA512:
+ case RTE_CRYPTO_AUTH_SHA224:
+ case RTE_CRYPTO_AUTH_SHA384:
+ case RTE_CRYPTO_AUTH_MD5:
+ case RTE_CRYPTO_AUTH_AES_GMAC:
+ case RTE_CRYPTO_AUTH_KASUMI_F9:
+ case RTE_CRYPTO_AUTH_AES_CBC_MAC:
+ case RTE_CRYPTO_AUTH_ZUC_EIA3:
+ DPAA2_SEC_ERR("Crypto: Unsupported auth alg %u",
+ session->auth_alg);
+ return -1;
+ default:
+ DPAA2_SEC_ERR("Crypto: Undefined Auth specified %u",
+ session->auth_alg);
+ return -1;
+ }
+ cipherdata->key = (size_t)session->cipher_key.data;
+ cipherdata->keylen = session->cipher_key.length;
+ cipherdata->key_enc_flags = 0;
+ cipherdata->key_type = RTA_DATA_IMM;
+
+ switch (session->cipher_alg) {
+ case RTE_CRYPTO_CIPHER_AES_CBC:
+ cipherdata->algtype = OP_PCL_IPSEC_AES_CBC;
+ cipherdata->algmode = OP_ALG_AAI_CBC;
+ break;
+ case RTE_CRYPTO_CIPHER_3DES_CBC:
+ cipherdata->algtype = OP_PCL_IPSEC_3DES;
+ cipherdata->algmode = OP_ALG_AAI_CBC;
+ break;
+ case RTE_CRYPTO_CIPHER_AES_CTR:
+ cipherdata->algtype = OP_PCL_IPSEC_AES_CTR;
+ cipherdata->algmode = OP_ALG_AAI_CTR;
+ break;
+ case RTE_CRYPTO_CIPHER_NULL:
+ cipherdata->algtype = OP_PCL_IPSEC_NULL;
+ break;
+ case RTE_CRYPTO_CIPHER_SNOW3G_UEA2:
+ case RTE_CRYPTO_CIPHER_ZUC_EEA3:
+ case RTE_CRYPTO_CIPHER_3DES_ECB:
+ case RTE_CRYPTO_CIPHER_AES_ECB:
+ case RTE_CRYPTO_CIPHER_KASUMI_F8:
+ DPAA2_SEC_ERR("Crypto: Unsupported Cipher alg %u",
+ session->cipher_alg);
+ return -1;
+ default:
+ DPAA2_SEC_ERR("Crypto: Undefined Cipher specified %u",
+ session->cipher_alg);
+ return -1;
+ }
+
+ return 0;
+}
+
+#ifdef RTE_LIBRTE_SECURITY_TEST
+static uint8_t aes_cbc_iv[] = {
+ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+ 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f };
+#endif
+
+static int
+dpaa2_sec_set_ipsec_session(struct rte_cryptodev *dev,
+ struct rte_security_session_conf *conf,
+ void *sess)
+{
+ struct rte_security_ipsec_xform *ipsec_xform = &conf->ipsec;
+ struct rte_crypto_cipher_xform *cipher_xform = NULL;
+ struct rte_crypto_auth_xform *auth_xform = NULL;
+ struct rte_crypto_aead_xform *aead_xform = NULL;
+ dpaa2_sec_session *session = (dpaa2_sec_session *)sess;
+ struct ctxt_priv *priv;
+ struct alginfo authdata, cipherdata;
+ int bufsize;
+ struct sec_flow_context *flc;
+ struct dpaa2_sec_dev_private *dev_priv = dev->data->dev_private;
+ int ret = -1;
+
+ PMD_INIT_FUNC_TRACE();
+
+ priv = (struct ctxt_priv *)rte_zmalloc(NULL,
+ sizeof(struct ctxt_priv) +
+ sizeof(struct sec_flc_desc),
+ RTE_CACHE_LINE_SIZE);
+
+ if (priv == NULL) {
+ DPAA2_SEC_ERR("No memory for priv CTXT");
+ return -ENOMEM;
+ }
+
+ priv->fle_pool = dev_priv->fle_pool;
+ flc = &priv->flc_desc[0].flc;
+
+ memset(session, 0, sizeof(dpaa2_sec_session));
+
+ if (conf->crypto_xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
+ cipher_xform = &conf->crypto_xform->cipher;
+ if (conf->crypto_xform->next)
+ auth_xform = &conf->crypto_xform->next->auth;
+ ret = dpaa2_sec_ipsec_proto_init(cipher_xform, auth_xform,
+ session, &cipherdata, &authdata);
+ } else if (conf->crypto_xform->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
+ auth_xform = &conf->crypto_xform->auth;
+ if (conf->crypto_xform->next)
+ cipher_xform = &conf->crypto_xform->next->cipher;
+ ret = dpaa2_sec_ipsec_proto_init(cipher_xform, auth_xform,
+ session, &cipherdata, &authdata);
+ } else if (conf->crypto_xform->type == RTE_CRYPTO_SYM_XFORM_AEAD) {
+ aead_xform = &conf->crypto_xform->aead;
+ ret = dpaa2_sec_ipsec_aead_init(aead_xform,
+ session, &cipherdata);
+ authdata.keylen = 0;
+ authdata.algtype = 0;
+ } else {
+ DPAA2_SEC_ERR("XFORM not specified");
+ ret = -EINVAL;
+ goto out;
+ }
+ if (ret) {
+ DPAA2_SEC_ERR("Failed to process xform");
+ goto out;
+ }
+
+ session->ctxt_type = DPAA2_SEC_IPSEC;
+ if (ipsec_xform->direction == RTE_SECURITY_IPSEC_SA_DIR_EGRESS) {
+ uint8_t *hdr = NULL;
+ struct ip ip4_hdr;
+ struct rte_ipv6_hdr ip6_hdr;
+ struct ipsec_encap_pdb encap_pdb;
+
+ flc->dhr = SEC_FLC_DHR_OUTBOUND;
+ /* For Sec Proto only one descriptor is required. */
+ memset(&encap_pdb, 0, sizeof(struct ipsec_encap_pdb));
+
+ /* copy algo specific data to PDB */
+ switch (cipherdata.algtype) {
+ case OP_PCL_IPSEC_AES_CTR:
+ encap_pdb.ctr.ctr_initial = 0x00000001;
+ encap_pdb.ctr.ctr_nonce = ipsec_xform->salt;
+ break;
+ case OP_PCL_IPSEC_AES_GCM8:
+ case OP_PCL_IPSEC_AES_GCM12:
+ case OP_PCL_IPSEC_AES_GCM16:
+ memcpy(encap_pdb.gcm.salt,
+ (uint8_t *)&(ipsec_xform->salt), 4);
+ break;
+ }
+
+ encap_pdb.options = (IPVERSION << PDBNH_ESP_ENCAP_SHIFT) |
+ PDBOPTS_ESP_OIHI_PDB_INL |
+ PDBOPTS_ESP_IVSRC |
+ PDBHMO_ESP_ENCAP_DTTL |
+ PDBHMO_ESP_SNR;
+ if (ipsec_xform->options.esn)
+ encap_pdb.options |= PDBOPTS_ESP_ESN;
+ encap_pdb.spi = ipsec_xform->spi;
+ session->dir = DIR_ENC;
+ if (ipsec_xform->tunnel.type ==
+ RTE_SECURITY_IPSEC_TUNNEL_IPV4) {
+ encap_pdb.ip_hdr_len = sizeof(struct ip);
+ ip4_hdr.ip_v = IPVERSION;
+ ip4_hdr.ip_hl = 5;
+ ip4_hdr.ip_len = rte_cpu_to_be_16(sizeof(ip4_hdr));
+ ip4_hdr.ip_tos = ipsec_xform->tunnel.ipv4.dscp;
+ ip4_hdr.ip_id = 0;
+ ip4_hdr.ip_off = 0;
+ ip4_hdr.ip_ttl = ipsec_xform->tunnel.ipv4.ttl;
+ ip4_hdr.ip_p = IPPROTO_ESP;
+ ip4_hdr.ip_sum = 0;
+ ip4_hdr.ip_src = ipsec_xform->tunnel.ipv4.src_ip;
+ ip4_hdr.ip_dst = ipsec_xform->tunnel.ipv4.dst_ip;
+ ip4_hdr.ip_sum = calc_chksum((uint16_t *)(void *)
+ &ip4_hdr, sizeof(struct ip));
+ hdr = (uint8_t *)&ip4_hdr;
+ } else if (ipsec_xform->tunnel.type ==
+ RTE_SECURITY_IPSEC_TUNNEL_IPV6) {
+ ip6_hdr.vtc_flow = rte_cpu_to_be_32(
+ DPAA2_IPv6_DEFAULT_VTC_FLOW |
+ ((ipsec_xform->tunnel.ipv6.dscp <<
+ RTE_IPV6_HDR_TC_SHIFT) &
+ RTE_IPV6_HDR_TC_MASK) |
+ ((ipsec_xform->tunnel.ipv6.flabel <<
+ RTE_IPV6_HDR_FL_SHIFT) &
+ RTE_IPV6_HDR_FL_MASK));
+ /* Payload length will be updated by HW */
+ ip6_hdr.payload_len = 0;
+ ip6_hdr.hop_limits =
+ ipsec_xform->tunnel.ipv6.hlimit;
+ ip6_hdr.proto = (ipsec_xform->proto ==
+ RTE_SECURITY_IPSEC_SA_PROTO_ESP) ?
+ IPPROTO_ESP : IPPROTO_AH;
+ memcpy(&ip6_hdr.src_addr,
+ &ipsec_xform->tunnel.ipv6.src_addr, 16);
+ memcpy(&ip6_hdr.dst_addr,
+ &ipsec_xform->tunnel.ipv6.dst_addr, 16);
+ encap_pdb.ip_hdr_len = sizeof(struct rte_ipv6_hdr);
+ hdr = (uint8_t *)&ip6_hdr;
+ }
+
+ bufsize = cnstr_shdsc_ipsec_new_encap(priv->flc_desc[0].desc,
+ 1, 0, SHR_SERIAL, &encap_pdb,
+ hdr, &cipherdata, &authdata);
+ } else if (ipsec_xform->direction ==
+ RTE_SECURITY_IPSEC_SA_DIR_INGRESS) {
+ struct ipsec_decap_pdb decap_pdb;
+
+ flc->dhr = SEC_FLC_DHR_INBOUND;
+ memset(&decap_pdb, 0, sizeof(struct ipsec_decap_pdb));
+ /* copy algo specific data to PDB */
+ switch (cipherdata.algtype) {
+ case OP_PCL_IPSEC_AES_CTR:
+ decap_pdb.ctr.ctr_initial = 0x00000001;
+ decap_pdb.ctr.ctr_nonce = ipsec_xform->salt;
+ break;
+ case OP_PCL_IPSEC_AES_GCM8:
+ case OP_PCL_IPSEC_AES_GCM12:
+ case OP_PCL_IPSEC_AES_GCM16:
+ memcpy(decap_pdb.gcm.salt,
+ (uint8_t *)&(ipsec_xform->salt), 4);
+ break;
+ }
+
+ decap_pdb.options = (ipsec_xform->tunnel.type ==
+ RTE_SECURITY_IPSEC_TUNNEL_IPV4) ?
+ sizeof(struct ip) << 16 :
+ sizeof(struct rte_ipv6_hdr) << 16;
+ if (ipsec_xform->options.esn)
+ decap_pdb.options |= PDBOPTS_ESP_ESN;
+
+ if (ipsec_xform->replay_win_sz) {
+ uint32_t win_sz;
+ win_sz = rte_align32pow2(ipsec_xform->replay_win_sz);
+
+ switch (win_sz) {
+ case 1:
+ case 2:
+ case 4:
+ case 8:
+ case 16:
+ case 32:
+ decap_pdb.options |= PDBOPTS_ESP_ARS32;
+ break;
+ case 64:
+ decap_pdb.options |= PDBOPTS_ESP_ARS64;
+ break;
+ default:
+ decap_pdb.options |= PDBOPTS_ESP_ARS128;
+ }
+ }
+ session->dir = DIR_DEC;
+ bufsize = cnstr_shdsc_ipsec_new_decap(priv->flc_desc[0].desc,
+ 1, 0, SHR_SERIAL,
+ &decap_pdb, &cipherdata, &authdata);
+ } else
+ goto out;
+
+ if (bufsize < 0) {
+ DPAA2_SEC_ERR("Crypto: Invalid buffer length");
+ goto out;
+ }
+
+ flc->word1_sdl = (uint8_t)bufsize;
+
+ /* Enable the stashing control bit */
+ DPAA2_SET_FLC_RSC(flc);
+ flc->word2_rflc_31_0 = lower_32_bits(
+ (size_t)&(((struct dpaa2_sec_qp *)
+ dev->data->queue_pairs[0])->rx_vq) | 0x14);
+ flc->word3_rflc_63_32 = upper_32_bits(
+ (size_t)&(((struct dpaa2_sec_qp *)
+ dev->data->queue_pairs[0])->rx_vq));
+
+ /* Set EWS bit i.e. enable write-safe */
+ DPAA2_SET_FLC_EWS(flc);
+ /* Set BS = 1 i.e reuse input buffers as output buffers */
+ DPAA2_SET_FLC_REUSE_BS(flc);
+ /* Set FF = 10; reuse input buffers if they provide sufficient space */
+ DPAA2_SET_FLC_REUSE_FF(flc);
+
+ session->ctxt = priv;
+
+ return 0;
+out:
+ rte_free(session->auth_key.data);
+ rte_free(session->cipher_key.data);
+ rte_free(priv);
+ return ret;
+}
+
+static int
+dpaa2_sec_set_pdcp_session(struct rte_cryptodev *dev,
+ struct rte_security_session_conf *conf,
+ void *sess)
+{
+ struct rte_security_pdcp_xform *pdcp_xform = &conf->pdcp;
+ struct rte_crypto_sym_xform *xform = conf->crypto_xform;
+ struct rte_crypto_auth_xform *auth_xform = NULL;
+ struct rte_crypto_cipher_xform *cipher_xform;
+ dpaa2_sec_session *session = (dpaa2_sec_session *)sess;
+ struct ctxt_priv *priv;
+ struct dpaa2_sec_dev_private *dev_priv = dev->data->dev_private;
+ struct alginfo authdata, cipherdata;
+ struct alginfo *p_authdata = NULL;
+ int bufsize = -1;
+ struct sec_flow_context *flc;
+#if RTE_BYTE_ORDER == RTE_BIG_ENDIAN
+ int swap = true;
+#else
+ int swap = false;
+#endif
+
+ PMD_INIT_FUNC_TRACE();
+
+ memset(session, 0, sizeof(dpaa2_sec_session));
+
+ priv = (struct ctxt_priv *)rte_zmalloc(NULL,
+ sizeof(struct ctxt_priv) +
+ sizeof(struct sec_flc_desc),
+ RTE_CACHE_LINE_SIZE);
+
+ if (priv == NULL) {
+ DPAA2_SEC_ERR("No memory for priv CTXT");
+ return -ENOMEM;
+ }
+
+ priv->fle_pool = dev_priv->fle_pool;
+ flc = &priv->flc_desc[0].flc;
+
+ /* find xfrm types */
+ if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER && xform->next == NULL) {
+ cipher_xform = &xform->cipher;
+ } else if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER &&
+ xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
+ session->ext_params.aead_ctxt.auth_cipher_text = true;
+ cipher_xform = &xform->cipher;
+ auth_xform = &xform->next->auth;
+ } else if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH &&
+ xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
+ session->ext_params.aead_ctxt.auth_cipher_text = false;
+ cipher_xform = &xform->next->cipher;
+ auth_xform = &xform->auth;
+ } else {
+ DPAA2_SEC_ERR("Invalid crypto type");
+ return -EINVAL;
+ }
+
+ session->ctxt_type = DPAA2_SEC_PDCP;
+ if (cipher_xform) {
+ session->cipher_key.data = rte_zmalloc(NULL,
+ cipher_xform->key.length,
+ RTE_CACHE_LINE_SIZE);
+ if (session->cipher_key.data == NULL &&
+ cipher_xform->key.length > 0) {
+ DPAA2_SEC_ERR("No Memory for cipher key");
+ rte_free(priv);
+ return -ENOMEM;
+ }
+ session->cipher_key.length = cipher_xform->key.length;
+ memcpy(session->cipher_key.data, cipher_xform->key.data,
+ cipher_xform->key.length);
+ session->dir =
+ (cipher_xform->op == RTE_CRYPTO_CIPHER_OP_ENCRYPT) ?
+ DIR_ENC : DIR_DEC;
+ session->cipher_alg = cipher_xform->algo;
+ } else {
+ session->cipher_key.data = NULL;
+ session->cipher_key.length = 0;
+ session->cipher_alg = RTE_CRYPTO_CIPHER_NULL;
+ session->dir = DIR_ENC;
+ }
+
+ session->pdcp.domain = pdcp_xform->domain;
+ session->pdcp.bearer = pdcp_xform->bearer;
+ session->pdcp.pkt_dir = pdcp_xform->pkt_dir;
+ session->pdcp.sn_size = pdcp_xform->sn_size;
+ session->pdcp.hfn = pdcp_xform->hfn;
+ session->pdcp.hfn_threshold = pdcp_xform->hfn_threshold;
+ session->pdcp.hfn_ovd = pdcp_xform->hfn_ovrd;
+ /* hfv ovd offset location is stored in iv.offset value*/
+ session->pdcp.hfn_ovd_offset = cipher_xform->iv.offset;
+
+ cipherdata.key = (size_t)session->cipher_key.data;