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/*-
* BSD LICENSE
*
* Copyright(c) 2016-2017 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.
*/
#ifndef _COMMON_H_
#define _COMMON_H_
#include <rte_hash_crc.h>
#include <rte_hash.h>
#define MAX_NODES 16
/*
* Shared port info, including statistics information for display by server.
* Structure will be put in a memzone.
* - All port id values share one cache line as this data will be read-only
* during operation.
* - All rx statistic values share cache lines, as this data is written only
* by the server process. (rare reads by stats display)
* - The tx statistics have values for all ports per cache line, but the stats
* themselves are written by the nodes, so we have a distinct set, on different
* cache lines for each node to use.
*/
struct rx_stats {
uint64_t rx[RTE_MAX_ETHPORTS];
} __rte_cache_aligned;
struct tx_stats {
uint64_t tx[RTE_MAX_ETHPORTS];
uint64_t tx_drop[RTE_MAX_ETHPORTS];
} __rte_cache_aligned;
struct filter_stats {
uint64_t drop;
uint64_t passed;
} __rte_cache_aligned;
struct shared_info {
uint8_t num_nodes;
uint8_t num_ports;
uint32_t num_flows;
uint8_t id[RTE_MAX_ETHPORTS];
struct rx_stats rx_stats;
struct tx_stats tx_stats[MAX_NODES];
struct filter_stats filter_stats[MAX_NODES];
};
/* define common names for structures shared between server and node */
#define MP_NODE_RXQ_NAME "MProc_Node_%u_RX"
#define PKTMBUF_POOL_NAME "MProc_pktmbuf_pool"
#define MZ_SHARED_INFO "MProc_shared_info"
/*
* Given the rx queue name template above, get the queue name
*/
static inline const char *
get_rx_queue_name(unsigned int id)
{
/*
* Buffer for return value. Size calculated by %u being replaced
* by maximum 3 digits (plus an extra byte for safety)
*/
static char buffer[sizeof(MP_NODE_RXQ_NAME) + 2];
snprintf(buffer, sizeof(buffer) - 1, MP_NODE_RXQ_NAME, id);
return buffer;
}
#define RTE_LOGTYPE_APP RTE_LOGTYPE_USER1
#endif
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