examples/multi_process/simple_mp/mp_commands.c

/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2010-2023 Intel Corporation
 */
#include <rte_ring.h>
#include <rte_mempool.h>
#include <rte_string_fns.h>
 
#include "mp_commands.h"
 
void
cmd_send_parsed(void *parsed_result,
        __rte_unused struct cmdline *cl,
        __rte_unused void *data)
{
    void *msg = NULL;
    struct cmd_send_result *res = parsed_result;
 
    if (rte_mempool_get(message_pool, &msg) < 0)
        rte_panic("Failed to get message buffer\n");
    strlcpy((char *)msg, res->message, STR_TOKEN_SIZE);
    if (rte_ring_enqueue(send_ring, msg) < 0) {
        printf("Failed to send message - message discarded\n");
        rte_mempool_put(message_pool, msg);
    }
}
 
void
cmd_quit_parsed(__rte_unused void *parsed_result,
                struct cmdline *cl,
                __rte_unused void *data)
{
    quit = 1;
    cmdline_quit(cl);
}
 
void
cmd_help_parsed(__rte_unused void *parsed_result,
                struct cmdline *cl,
                __rte_unused void *data)
{
    cmdline_printf(cl, "Simple demo example of multi-process in RTE\n\n"
            "This is a readline-like interface that can be used to\n"
            "send commands to the simple app. Commands supported are:\n\n"
            "- send [string]\n" "- help\n" "- quit\n\n");
}