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/*-
 *   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_table_ports.h"
#include "test_table.h"

port_test port_tests[] = {
	test_port_ring_reader,
	test_port_ring_writer,
};

unsigned n_port_tests = RTE_DIM(port_tests);

/* Port tests */
int
test_port_ring_reader(void)
{
	int status, i;
	struct rte_port_ring_reader_params port_ring_reader_params;
	void *port;

	/* Invalid params */
	port = rte_port_ring_reader_ops.f_create(NULL, 0);
	if (port != NULL)
		return -1;

	status = rte_port_ring_reader_ops.f_free(port);
	if (status >= 0)
		return -2;

	/* Create and free */
	port_ring_reader_params.ring = RING_RX;
	port = rte_port_ring_reader_ops.f_create(&port_ring_reader_params, 0);
	if (port == NULL)
		return -3;

	status = rte_port_ring_reader_ops.f_free(port);
	if (status != 0)
		return -4;

	/* -- Traffic RX -- */
	int expected_pkts, received_pkts;
	struct rte_mbuf *res_mbuf[RTE_PORT_IN_BURST_SIZE_MAX];
	void *mbuf[RTE_PORT_IN_BURST_SIZE_MAX];

	port_ring_reader_params.ring = RING_RX;
	port = rte_port_ring_reader_ops.f_create(&port_ring_reader_params, 0);

	/* Single packet */
	mbuf[0] = (void *)rte_pktmbuf_alloc(pool);

	expected_pkts = rte_ring_sp_enqueue_burst(port_ring_reader_params.ring,
		mbuf, 1, NULL);
	received_pkts = rte_port_ring_reader_ops.f_rx(port, res_mbuf, 1);

	if (received_pkts < expected_pkts)
		return -5;

	rte_pktmbuf_free(res_mbuf[0]);

	/* Multiple packets */
	for (i = 0; i < RTE_PORT_IN_BURST_SIZE_MAX; i++)
		mbuf[i] = rte_pktmbuf_alloc(pool);

	expected_pkts = rte_ring_sp_enqueue_burst(port_ring_reader_params.ring,
		(void * const *) mbuf, RTE_PORT_IN_BURST_SIZE_MAX, NULL);
	received_pkts = rte_port_ring_reader_ops.f_rx(port, res_mbuf,
		RTE_PORT_IN_BURST_SIZE_MAX);

	if (received_pkts < expected_pkts)
		return -6;

	for (i = 0; i < RTE_PORT_IN_BURST_SIZE_MAX; i++)
		rte_pktmbuf_free(res_mbuf[i]);

	return 0;
}

int
test_port_ring_writer(void)
{
	int status, i;
	struct rte_port_ring_writer_params port_ring_writer_params;
	void *port;

	/* Invalid params */
	port = rte_port_ring_writer_ops.f_create(NULL, 0);
	if (port != NULL)
		return -1;

	status = rte_port_ring_writer_ops.f_free(port);
	if (status >= 0)
		return -2;

	port_ring_writer_params.ring = NULL;

	port = rte_port_ring_writer_ops.f_create(&port_ring_writer_params, 0);
	if (port != NULL)
		return -3;

	port_ring_writer_params.ring = RING_TX;
	port_ring_writer_params.tx_burst_sz = RTE_PORT_IN_BURST_SIZE_MAX + 1;

	port = rte_port_ring_writer_ops.f_create(&port_ring_writer_params, 0);
	if (port != NULL)
		return -4;

	/* Create and free */
	port_ring_writer_params.ring = RING_TX;
	port_ring_writer_params.tx_burst_sz = RTE_PORT_IN_BURST_SIZE_MAX;

	port = rte_port_ring_writer_ops.f_create(&port_ring_writer_params, 0);
	if (port == NULL)
		return -5;

	status = rte_port_ring_writer_ops.f_free(port);
	if (status != 0)
		return -6;

	/* -- Traffic TX -- */
	int expected_pkts, received_pkts;
	struct rte_mbuf *mbuf[RTE_PORT_IN_BURST_SIZE_MAX];
	struct rte_mbuf *res_mbuf[RTE_PORT_IN_BURST_SIZE_MAX];

	port_ring_writer_params.ring = RING_TX;
	port_ring_writer_params.tx_burst_sz = RTE_PORT_IN_BURST_SIZE_MAX;
	port = rte_port_ring_writer_ops.f_create(&port_ring_writer_params, 0);

	/* Single packet */
	mbuf[0] = rte_pktmbuf_alloc(pool);

	rte_port_ring_writer_ops.f_tx(port, mbuf[0]);
	rte_port_ring_writer_ops.f_flush(port);
	expected_pkts = 1;
	received_pkts = rte_ring_sc_dequeue_burst(port_ring_writer_params.ring,
		(void **)res_mbuf, port_ring_writer_params.tx_burst_sz, NULL);

	if (received_pkts < expected_pkts)
		return -7;

	rte_pktmbuf_free(res_mbuf[0]);

	/* Multiple packets */
	for (i = 0; i < RTE_PORT_IN_BURST_SIZE_MAX; i++) {
		mbuf[i] = rte_pktmbuf_alloc(pool);
		rte_port_ring_writer_ops.f_tx(port, mbuf[i]);
	}

	expected_pkts = RTE_PORT_IN_BURST_SIZE_MAX;
	received_pkts = rte_ring_sc_dequeue_burst(port_ring_writer_params.ring,
		(void **)res_mbuf, port_ring_writer_params.tx_burst_sz, NULL);

	if (received_pkts < expected_pkts)
		return -8;

	for (i = 0; i < RTE_PORT_IN_BURST_SIZE_MAX; i++)
		rte_pktmbuf_free(res_mbuf[i]);

	/* TX Bulk */
	for (i = 0; i < RTE_PORT_IN_BURST_SIZE_MAX; i++)
		mbuf[i] = rte_pktmbuf_alloc(pool);
	rte_port_ring_writer_ops.f_tx_bulk(port, mbuf, (uint64_t)-1);

	expected_pkts = RTE_PORT_IN_BURST_SIZE_MAX;
	received_pkts = rte_ring_sc_dequeue_burst(port_ring_writer_params.ring,
		(void **)res_mbuf, port_ring_writer_params.tx_burst_sz, NULL);

	if (received_pkts < expected_pkts)
		return -8;

	for (i = 0; i < RTE_PORT_IN_BURST_SIZE_MAX; i++)
		rte_pktmbuf_free(res_mbuf[i]);

	for (i = 0; i < RTE_PORT_IN_BURST_SIZE_MAX; i++)
		mbuf[i] = rte_pktmbuf_alloc(pool);
	rte_port_ring_writer_ops.f_tx_bulk(port, mbuf, (uint64_t)-3);
	rte_port_ring_writer_ops.f_tx_bulk(port, mbuf, (uint64_t)2);

	expected_pkts = RTE_PORT_IN_BURST_SIZE_MAX;
	received_pkts = rte_ring_sc_dequeue_burst(port_ring_writer_params.ring,
		(void **)res_mbuf, port_ring_writer_params.tx_burst_sz, NULL);

	if (received_pkts < expected_pkts)
		return -9;

	for (i = 0; i < RTE_PORT_IN_BURST_SIZE_MAX; i++)
		rte_pktmbuf_free(res_mbuf[i]);

	return 0;
}