source: mainline/uspace/app/pcapctl/main.c@ 91042127

/*
 * Copyright (c) 2023 Nataliia Korop
 * 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.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
 */

/** @addtogroup pcapctl
 * @{
 */
/** @file pcapctl app
 */

#include <stdio.h>
#include <str.h>
#include <errno.h>

#include "pcapctl_dump.h"

#define NAME "pcapctl"

#define LOGGER(msg, ...) \
     fprintf(stderr, \
         "[PCAP %s:%d]: " msg "\n", \
         __FILE__, __LINE__, \
         ##__VA_ARGS__\
     )

pcapctl_sess_t sess;

static errno_t start_dumping(const char *drv_name, const char *name)
{
        errno_t rc = pcapctl_dump_init(&sess, drv_name);
        if (rc != EOK) {
                //fprintf(stderr, "Error initializing ...\n");
                return 1;
        }
        pcapctl_dump_start(name, &sess);
        return EOK;
}

/** Session might */
static errno_t stop_dumping(const char *drv_name)
{
        errno_t rc = pcapctl_dump_init(&sess, drv_name);
        if (rc != EOK) {
                fprintf(stderr, "Error initializing ...\n");
                return 1;
        }
        pcapctl_dump_stop(&sess);
        return EOK;
}

static void list_devs(void) {
        pcapctl_list();
}

static void usage(const char *progname)
{
        fprintf(stderr, "Usage:\n");
        fprintf(stderr, "  %s start <device> <outfile>: Packets dumped from <device> will be written to <outfile>\n", progname);
        fprintf(stderr, "  %s stop <device>: Dumping from <device> stops\n", progname);

}

int main(int argc, char *argv[])
{
        if (argc < 2) {
                usage(argv[0]);
                return 1;
        } else {
                if (str_cmp(argv[1], "--help") == 0 || str_cmp(argv[1], "-h") == 0) {
                        usage(argv[0]);
                        return 0;
                } else if (str_cmp(argv[1], "list") == 0) {
                        list_devs();
                        return 0;
                } else if (str_cmp(argv[1], "start") == 0) {
                        if (argc != 4) {
                                usage(argv[0]);
                                return 1;
                        }
                        start_dumping(argv[2], argv[3]);
                } else if (str_cmp(argv[1], "stop") == 0) {
                        if (argc != 3) {
                                usage(argv[0]);
                                return 1;
                        }
                        stop_dumping(argv[2]);
                        fprintf(stdout, "Dumping was stopped\n");
                        return EOK;
                } else {
                        usage(argv[0]);
                        return 1;
                }
        }
        return 0;
}

/** @}
 */