source: mainline/uspace/app/nettest3/nettest3.c@ 44c9ef4

/*
 * Copyright (c) 2011 Jiri Svoboda
 * 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 nettest
 * @{
 */

/** @file
 * Networking test 3.
 */

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

#include <inet/dnsr.h>
#include <net/in.h>
#include <net/in6.h>
#include <net/inet.h>
#include <net/socket.h>

#define BUF_SIZE 32

static char *data;
static size_t size;

static char buf[BUF_SIZE];

static struct sockaddr_in addr;

static uint16_t port;

int main(int argc, char *argv[])
{
        int rc;
        int fd;
        char *endptr;
        dnsr_hostinfo_t *hinfo;

        port = 7;

        data = (char *) "Hello World!";
        size = str_size(data);

        /* Connect to local IP address by default */
        addr.sin_family = AF_INET;
        addr.sin_port = htons(port);
        addr.sin_addr.s_addr = htonl(0x7f000001);

        if (argc >= 2) {
                printf("parsing address '%s'\n", argv[1]);
                rc = inet_pton(AF_INET, argv[1], (uint8_t *)&addr.sin_addr.s_addr);
                if (rc != EOK) {
                        /* Try interpreting as a host name */
                        rc = dnsr_name2host(argv[1], &hinfo);
                        if (rc != EOK) {
                                printf("Error resolving host '%s'.\n", argv[1]);
                                return rc;
                        }
                        
                        uint16_t af = inet_addr_sockaddr_in(&hinfo->addr, &addr, NULL);
                        if (af != AF_INET) {
                                printf("Host '%s' not resolved as IPv4 address.\n", argv[1]);
                                return rc;
                        }
                }
                printf("result: rc=%d, family=%d, addr=%x\n", rc,
                    addr.sin_family, addr.sin_addr.s_addr);
        }

        if (argc >= 3) {
                printf("parsing port '%s'\n", argv[2]);
                addr.sin_port = htons(strtoul(argv[2], &endptr, 10));
                if (*endptr != '\0') {
                        fprintf(stderr, "Error parsing port\n");
                        return 1;
                }
        }

        printf("socket()\n");
        fd = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
        printf(" -> %d\n", fd);
        if (fd < 0)
                return 1;

        printf("connect()\n");
        rc = connect(fd, (struct sockaddr *) &addr, sizeof(addr));
        printf(" -> %d\n", rc);
        if (rc != 0)
                return 1;

        printf("send()\n");
        rc = send(fd, data, size, 0);
        printf(" -> %d\n", rc);
        if (rc < 0)
                return 1;

        do {
                printf("recv()\n");
                rc = recv(fd, buf, BUF_SIZE, 0);
                printf(" -> %d\n", rc);
        } while (rc > 0);

        async_usleep(1000 * 1000);

        printf("closesocket()\n");
        rc = closesocket(fd);
        printf(" -> %d\n", rc);

        return 0;
}

/** @}
 */