app/crypto-perf: fix mbuf lengths for DOCSIS

[dpdk.git] / app / test-crypto-perf / cperf_ops.c

diff --git a/app/test-crypto-perf/cperf_ops.c b/app/test-crypto-perf/cperf_ops.c
index 97584ce..3da835a 100644 (file)
--- a/app/test-crypto-perf/cperf_ops.c
+++ b/app/test-crypto-perf/cperf_ops.c
@@ -3,6 +3,7 @@
  */
 
 #include <rte_cryptodev.h>
+#include <rte_ether.h>
 
 #include "cperf_ops.h"
 #include "cperf_test_vectors.h"
@@ -15,8 +16,7 @@ cperf_set_ops_security(struct rte_crypto_op **ops,
                uint16_t nb_ops, struct rte_cryptodev_sym_session *sess,
                const struct cperf_options *options __rte_unused,
                const struct cperf_test_vector *test_vector __rte_unused,
-               uint16_t iv_offset __rte_unused,
-               uint32_t *imix_idx __rte_unused)
+               uint16_t iv_offset __rte_unused, uint32_t *imix_idx)
 {
        uint16_t i;
 
@@ -24,14 +24,47 @@ cperf_set_ops_security(struct rte_crypto_op **ops,
                struct rte_crypto_sym_op *sym_op = ops[i]->sym;
                struct rte_security_session *sec_sess =
                        (struct rte_security_session *)sess;
+               uint32_t buf_sz;
+
+               uint32_t *per_pkt_hfn = rte_crypto_op_ctod_offset(ops[i],
+                                       uint32_t *, iv_offset);
+               *per_pkt_hfn = options->pdcp_ses_hfn_en ? 0 : PDCP_DEFAULT_HFN;
 
                ops[i]->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
                rte_security_attach_session(ops[i], sec_sess);
                sym_op->m_src = (struct rte_mbuf *)((uint8_t *)ops[i] +
                                                        src_buf_offset);
-               sym_op->m_src->buf_len = options->segment_sz;
-               sym_op->m_src->data_len = options->test_buffer_size;
-               sym_op->m_src->pkt_len = sym_op->m_src->data_len;
+
+               if (options->op_type == CPERF_PDCP) {
+                       sym_op->m_src->buf_len = options->segment_sz;
+                       sym_op->m_src->data_len = options->test_buffer_size;
+                       sym_op->m_src->pkt_len = sym_op->m_src->data_len;
+               }
+
+               if (options->op_type == CPERF_DOCSIS) {
+                       if (options->imix_distribution_count) {
+                               buf_sz = options->imix_buffer_sizes[*imix_idx];
+                               *imix_idx = (*imix_idx + 1) % options->pool_sz;
+                       } else
+                               buf_sz = options->test_buffer_size;
+
+                       sym_op->m_src->buf_len = options->segment_sz;
+                       sym_op->m_src->data_len = buf_sz;
+                       sym_op->m_src->pkt_len = buf_sz;
+
+                       /* DOCSIS header is not CRC'ed */
+                       sym_op->auth.data.offset = options->docsis_hdr_sz;
+                       sym_op->auth.data.length = buf_sz -
+                               sym_op->auth.data.offset - RTE_ETHER_CRC_LEN;
+                       /*
+                        * DOCSIS header and SRC and DST MAC addresses are not
+                        * ciphered
+                        */
+                       sym_op->cipher.data.offset = sym_op->auth.data.offset +
+                               RTE_ETHER_HDR_LEN - RTE_ETHER_TYPE_LEN;
+                       sym_op->cipher.data.length = buf_sz -
+                               sym_op->cipher.data.offset;
+               }
 
                /* Set dest mbuf to NULL if out-of-place (dst_buf_offset = 0) */
                if (dst_buf_offset == 0)
@@ -529,16 +562,15 @@ cperf_create_session(struct rte_mempool *sess_mp,
                cipher_xform.cipher.algo = options->cipher_algo;
                cipher_xform.cipher.op = options->cipher_op;
                cipher_xform.cipher.iv.offset = iv_offset;
+               cipher_xform.cipher.iv.length = 4;
 
                /* cipher different than null */
                if (options->cipher_algo != RTE_CRYPTO_CIPHER_NULL) {
                        cipher_xform.cipher.key.data = test_vector->cipher_key.data;
                        cipher_xform.cipher.key.length = test_vector->cipher_key.length;
-                       cipher_xform.cipher.iv.length = test_vector->cipher_iv.length;
                } else {
                        cipher_xform.cipher.key.data = NULL;
                        cipher_xform.cipher.key.length = 0;
-                       cipher_xform.cipher.iv.length = 0;
                }
 
                /* Setup Auth Parameters */
@@ -576,8 +608,10 @@ cperf_create_session(struct rte_mempool *sess_mp,
                                .domain = options->pdcp_domain,
                                .pkt_dir = 0,
                                .sn_size = options->pdcp_sn_sz,
-                               .hfn = 0x1,
+                               .hfn = options->pdcp_ses_hfn_en ?
+                                       PDCP_DEFAULT_HFN : 0,
                                .hfn_threshold = 0x70C0A,
+                               .hfn_ovrd = !(options->pdcp_ses_hfn_en),
                        } },
                        .crypto_xform = &cipher_xform
                };
@@ -589,6 +623,49 @@ cperf_create_session(struct rte_mempool *sess_mp,
                return (void *)rte_security_session_create(ctx,
                                        &sess_conf, sess_mp);
        }
+       if (options->op_type == CPERF_DOCSIS) {
+               enum rte_security_docsis_direction direction;
+
+               cipher_xform.type = RTE_CRYPTO_SYM_XFORM_CIPHER;
+               cipher_xform.next = NULL;
+               cipher_xform.cipher.algo = options->cipher_algo;
+               cipher_xform.cipher.op = options->cipher_op;
+               cipher_xform.cipher.iv.offset = iv_offset;
+               if (options->cipher_algo != RTE_CRYPTO_CIPHER_NULL) {
+                       cipher_xform.cipher.key.data =
+                               test_vector->cipher_key.data;
+                       cipher_xform.cipher.key.length =
+                               test_vector->cipher_key.length;
+                       cipher_xform.cipher.iv.length =
+                               test_vector->cipher_iv.length;
+               } else {
+                       cipher_xform.cipher.key.data = NULL;
+                       cipher_xform.cipher.key.length = 0;
+                       cipher_xform.cipher.iv.length = 0;
+               }
+               cipher_xform.next = NULL;
+
+               if (options->cipher_op == RTE_CRYPTO_CIPHER_OP_ENCRYPT)
+                       direction = RTE_SECURITY_DOCSIS_DOWNLINK;
+               else
+                       direction = RTE_SECURITY_DOCSIS_UPLINK;
+
+               struct rte_security_session_conf sess_conf = {
+                       .action_type =
+                               RTE_SECURITY_ACTION_TYPE_LOOKASIDE_PROTOCOL,
+                       .protocol = RTE_SECURITY_PROTOCOL_DOCSIS,
+                       {.docsis = {
+                               .direction = direction,
+                       } },
+                       .crypto_xform = &cipher_xform
+               };
+               struct rte_security_ctx *ctx = (struct rte_security_ctx *)
+                                       rte_cryptodev_get_sec_ctx(dev_id);
+
+               /* Create security session */
+               return (void *)rte_security_session_create(ctx,
+                                       &sess_conf, priv_mp);
+       }
 #endif
        sess = rte_cryptodev_sym_session_create(sess_mp);
        /*
@@ -772,6 +849,10 @@ cperf_get_op_functions(const struct cperf_options *options,
                op_fns->populate_ops = cperf_set_ops_security;
                return 0;
        }
+       if (options->op_type == CPERF_DOCSIS) {
+               op_fns->populate_ops = cperf_set_ops_security;
+               return 0;
+       }
 #endif
        return -1;
 }