tcpreplay/src/fragroute/mod_echo.c

/*
 * mod_echo.c
 *
 * Copyright (c) 2001 Dug Song <dugsong@monkey.org>
 *
 * $Id$
 */

#include "config.h"

#include <sys/types.h>

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "argv.h"
#include "mod.h"

void *
echo_open(int argc, char *argv[])
{
    char *p;

    if (argc < 2)
        return (NULL);

    if ((p = argv_copy(argv + 1)) == NULL)
        return (NULL);

    return (p);
}

int
echo_apply(void *d, _U_ struct pktq *pktq)
{
    char *p = (char *)d;

    printf("%s\n", p);
    return (0);
}

void *
echo_close(void *d)
{
    if (d != NULL)
        free(d);
    return (NULL);
}

struct mod mod_echo = {
    "echo",                /* name */
    "echo <string> ...",        /* usage */
    echo_open,            /* open */
    echo_apply,            /* apply */
    echo_close            /* close */
};