+++ /dev/null
-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "test.h"
-#include "stdio.h"
-
-#include <unistd.h>
-#include <string.h>
-
-#include <rte_cycles.h>
-#include <rte_errno.h>
-#include <rte_mbuf.h>
-#include <rte_reorder.h>
-#include <rte_lcore.h>
-#include <rte_malloc.h>
-
-#include "test.h"
-
-#define BURST 32
-#define REORDER_BUFFER_SIZE 16384
-#define NUM_MBUFS (2*REORDER_BUFFER_SIZE)
-#define REORDER_BUFFER_SIZE_INVALID 2049
-
-struct reorder_unittest_params {
- struct rte_mempool *p;
- struct rte_reorder_buffer *b;
-};
-
-static struct reorder_unittest_params default_params = {
- .p = NULL,
- .b = NULL
-};
-
-static struct reorder_unittest_params *test_params = &default_params;
-
-static int
-test_reorder_create(void)
-{
- struct rte_reorder_buffer *b = NULL;
-
- b = rte_reorder_create(NULL, rte_socket_id(), REORDER_BUFFER_SIZE);
- TEST_ASSERT((b == NULL) && (rte_errno == EINVAL),
- "No error on create() with NULL name");
-
- b = rte_reorder_create("PKT", rte_socket_id(), REORDER_BUFFER_SIZE_INVALID);
- TEST_ASSERT((b == NULL) && (rte_errno == EINVAL),
- "No error on create() with invalid buffer size param.");
-
- b = rte_reorder_create("PKT_RO1", rte_socket_id(), REORDER_BUFFER_SIZE);
- TEST_ASSERT_EQUAL(b, test_params->b,
- "New reorder instance created with already existing name");
-
- return 0;
-}
-
-static int
-test_reorder_init(void)
-{
- struct rte_reorder_buffer *b = NULL;
- unsigned int size;
- /*
- * The minimum memory area size that should be passed to library is,
- * sizeof(struct rte_reorder_buffer) + (2 * size * sizeof(struct rte_mbuf *));
- * Otherwise error will be thrown
- */
-
- size = 100;
- b = rte_reorder_init(b, size, "PKT1", REORDER_BUFFER_SIZE);
- TEST_ASSERT((b == NULL) && (rte_errno == EINVAL),
- "No error on init with NULL buffer.");
-
- b = rte_malloc(NULL, size, 0);
- b = rte_reorder_init(b, size, "PKT1", REORDER_BUFFER_SIZE);
- TEST_ASSERT((b == NULL) && (rte_errno == EINVAL),
- "No error on init with invalid mem zone size.");
- rte_free(b);
-
- size = 262336;
- b = rte_malloc(NULL, size, 0);
- b = rte_reorder_init(b, size, "PKT1", REORDER_BUFFER_SIZE_INVALID);
- TEST_ASSERT((b == NULL) && (rte_errno == EINVAL),
- "No error on init with invalid buffer size param.");
-
- b = rte_reorder_init(b, size, NULL, REORDER_BUFFER_SIZE);
- TEST_ASSERT((b == NULL) && (rte_errno == EINVAL),
- "No error on init with invalid name.");
- rte_free(b);
-
- return 0;
-}
-
-static int
-test_reorder_find_existing(void)
-{
- struct rte_reorder_buffer *b = NULL;
-
- /* Try to find existing reorder buffer instance */
- b = rte_reorder_find_existing("PKT_RO1");
- TEST_ASSERT_EQUAL(b, test_params->b,
- "existing reorder buffer instance not found");
-
- /* Try to find non existing reorder buffer instance */
- b = rte_reorder_find_existing("ro_find_non_existing");
- TEST_ASSERT((b == NULL) && (rte_errno == ENOENT),
- "non existing reorder buffer instance found");
-
- return 0;
-}
-
-static int
-test_reorder_free(void)
-{
- struct rte_reorder_buffer *b1 = NULL, *b2 = NULL;
- const char *name = "test_free";
-
- b1 = rte_reorder_create(name, rte_socket_id(), 8);
- TEST_ASSERT_NOT_NULL(b1, "Failed to create reorder buffer.");
-
- b2 = rte_reorder_find_existing(name);
- TEST_ASSERT_EQUAL(b1, b2, "Failed to find existing reorder buffer");
-
- rte_reorder_free(b1);
-
- b2 = rte_reorder_find_existing(name);
- TEST_ASSERT((b2 == NULL) && (rte_errno == ENOENT),
- "Found previously freed reorder buffer");
-
- return 0;
-}
-
-static int
-test_reorder_insert(void)
-{
- struct rte_reorder_buffer *b = NULL;
- struct rte_mempool *p = test_params->p;
- const unsigned int size = 4;
- const unsigned int num_bufs = 7;
- struct rte_mbuf *bufs[num_bufs];
- int ret = 0;
- unsigned i;
-
- /* This would create a reorder buffer instance consisting of:
- * reorder_seq = 0
- * ready_buf: RB[size] = {NULL, NULL, NULL, NULL}
- * order_buf: OB[size] = {NULL, NULL, NULL, NULL}
- */
- b = rte_reorder_create("test_insert", rte_socket_id(), size);
- TEST_ASSERT_NOT_NULL(b, "Failed to create reorder buffer");
-
- ret = rte_mempool_get_bulk(p, (void *)bufs, num_bufs);
- TEST_ASSERT_SUCCESS(ret, "Error getting mbuf from pool");
-
- for (i = 0; i < num_bufs; i++)
- bufs[i]->seqn = i;
-
- /* This should fill up order buffer:
- * reorder_seq = 0
- * RB[] = {NULL, NULL, NULL, NULL}
- * OB[] = {0, 1, 2, 3}
- */
- for (i = 0; i < size; i++) {
- ret = rte_reorder_insert(b, bufs[i]);
- if (ret != 0) {
- printf("%s:%d: Error inserting packet with seqn less than size\n",
- __func__, __LINE__);
- ret = -1;
- goto exit;
- }
- }
-
- /* early packet - should move mbufs to ready buf and move sequence window
- * reorder_seq = 4
- * RB[] = {0, 1, 2, 3}
- * OB[] = {4, NULL, NULL, NULL}
- */
- ret = rte_reorder_insert(b, bufs[4]);
- if (ret != 0) {
- printf("%s:%d: Error inserting early packet with seqn: size\n",
- __func__, __LINE__);
- ret = -1;
- goto exit;
- }
-
- /* early packet from current sequence window - full ready buffer */
- bufs[5]->seqn = 2 * size;
- ret = rte_reorder_insert(b, bufs[5]);
- if (!((ret == -1) && (rte_errno == ENOSPC))) {
- printf("%s:%d: No error inserting early packet with full ready buffer\n",
- __func__, __LINE__);
- ret = -1;
- goto exit;
- }
-
- /* late packet */
- bufs[6]->seqn = 3 * size;
- ret = rte_reorder_insert(b, bufs[6]);
- if (!((ret == -1) && (rte_errno == ERANGE))) {
- printf("%s:%d: No error inserting late packet with seqn:"
- " 3 * size\n", __func__, __LINE__);
- ret = -1;
- goto exit;
- }
-
- ret = 0;
-exit:
- rte_mempool_put_bulk(p, (void *)bufs, num_bufs);
- rte_reorder_free(b);
- return ret;
-}
-
-static int
-test_reorder_drain(void)
-{
- struct rte_reorder_buffer *b = NULL;
- struct rte_mempool *p = test_params->p;
- const unsigned int size = 4;
- const unsigned int num_bufs = 8;
- struct rte_mbuf *bufs[num_bufs];
- struct rte_mbuf *robufs[num_bufs];
- int ret = 0;
- unsigned i, cnt;
-
- /* This would create a reorder buffer instance consisting of:
- * reorder_seq = 0
- * ready_buf: RB[size] = {NULL, NULL, NULL, NULL}
- * order_buf: OB[size] = {NULL, NULL, NULL, NULL}
- */
- b = rte_reorder_create("test_drain", rte_socket_id(), size);
- TEST_ASSERT_NOT_NULL(b, "Failed to create reorder buffer");
-
- ret = rte_mempool_get_bulk(p, (void *)bufs, num_bufs);
- TEST_ASSERT_SUCCESS(ret, "Error getting mbuf from pool");
-
- /* Check no drained packets if reorder is empty */
- cnt = rte_reorder_drain(b, robufs, 1);
- if (cnt != 0) {
- printf("%s:%d: drained packets from empty reorder buffer\n",
- __func__, __LINE__);
- ret = -1;
- goto exit;
- }
-
- for (i = 0; i < num_bufs; i++)
- bufs[i]->seqn = i;
-
- /* Insert packet with seqn 1:
- * reorder_seq = 0
- * RB[] = {NULL, NULL, NULL, NULL}
- * OB[] = {1, NULL, NULL, NULL}
- */
- rte_reorder_insert(b, bufs[1]);
-
- cnt = rte_reorder_drain(b, robufs, 1);
- if (cnt != 1) {
- printf("%s:%d:%d: number of expected packets not drained\n",
- __func__, __LINE__, cnt);
- ret = -1;
- goto exit;
- }
-
- /* Insert more packets
- * RB[] = {NULL, NULL, NULL, NULL}
- * OB[] = {NULL, 2, 3, NULL}
- */
- rte_reorder_insert(b, bufs[2]);
- rte_reorder_insert(b, bufs[3]);
-
- /* Insert more packets
- * RB[] = {NULL, NULL, NULL, NULL}
- * OB[] = {NULL, 2, 3, 4}
- */
- rte_reorder_insert(b, bufs[4]);
-
- /* Insert more packets
- * RB[] = {2, 3, 4, NULL}
- * OB[] = {NULL, NULL, 7, NULL}
- */
- rte_reorder_insert(b, bufs[7]);
-
- /* drained expected packets */
- cnt = rte_reorder_drain(b, robufs, 4);
- if (cnt != 3) {
- printf("%s:%d:%d: number of expected packets not drained\n",
- __func__, __LINE__, cnt);
- ret = -1;
- goto exit;
- }
-
- /*
- * RB[] = {NULL, NULL, NULL, NULL}
- * OB[] = {NULL, NULL, 7, NULL}
- */
- cnt = rte_reorder_drain(b, robufs, 1);
- if (cnt != 0) {
- printf("%s:%d:%d: number of expected packets not drained\n",
- __func__, __LINE__, cnt);
- ret = -1;
- goto exit;
- }
- ret = 0;
-exit:
- rte_mempool_put_bulk(p, (void *)bufs, num_bufs);
- rte_reorder_free(b);
- return ret;
-}
-
-static int
-test_setup(void)
-{
- /* reorder buffer instance creation */
- if (test_params->b == NULL) {
- test_params->b = rte_reorder_create("PKT_RO1", rte_socket_id(),
- REORDER_BUFFER_SIZE);
- if (test_params->b == NULL) {
- printf("%s: Error creating reorder buffer instance b\n",
- __func__);
- return -1;
- }
- } else
- rte_reorder_reset(test_params->b);
-
- /* mempool creation */
- if (test_params->p == NULL) {
- test_params->p = rte_pktmbuf_pool_create("RO_MBUF_POOL",
- NUM_MBUFS, BURST, 0, RTE_MBUF_DEFAULT_BUF_SIZE,
- rte_socket_id());
- if (test_params->p == NULL) {
- printf("%s: Error creating mempool\n", __func__);
- return -1;
- }
- }
- return 0;
-}
-
-static struct unit_test_suite reorder_test_suite = {
-
- .setup = test_setup,
- .suite_name = "Reorder Unit Test Suite",
- .unit_test_cases = {
- TEST_CASE(test_reorder_create),
- TEST_CASE(test_reorder_init),
- TEST_CASE(test_reorder_find_existing),
- TEST_CASE(test_reorder_free),
- TEST_CASE(test_reorder_insert),
- TEST_CASE(test_reorder_drain),
- TEST_CASES_END()
- }
-};
-
-static int
-test_reorder(void)
-{
- return unit_test_suite_runner(&reorder_test_suite);
-}
-
-REGISTER_TEST_COMMAND(reorder_autotest, test_reorder);
git.droids-corp.org / dpdk.git / blobdiff