diag/router/socket.c
Bjorn Andersson de16f5e2a7 diag: Restructure repository
Move router code into "router" and move send_data into "tools", in order
to make things cleaner as the implementation gains further components.

Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
2018-07-12 21:56:44 -07:00

87 lines
2.6 KiB
C

/*
* Copyright (c) 2016-2017, The Linux Foundation. All rights reserved.
* Copyright (c) 2016, Linaro Ltd.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. 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.
*
* 3. Neither the name of the copyright holder 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 HOLDER 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.
*/
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <err.h>
#include <errno.h>
#include <fcntl.h>
#include <netdb.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include "diag.h"
#include "dm.h"
#include "hdlc.h"
#include "watch.h"
#define APPS_BUF_SIZE 16384
int diag_sock_connect(const char *hostname, unsigned short port)
{
struct sockaddr_in addr;
struct hostent *host;
int ret;
int fd;
fd = socket(AF_INET, SOCK_STREAM | SOCK_CLOEXEC, 0);
if (fd < 0)
return -errno;
host = gethostbyname(hostname);
if (!host)
return -errno;
bzero(&addr, sizeof(addr));
addr.sin_family = AF_INET;
bcopy(host->h_addr, &addr.sin_addr.s_addr, host->h_length);
addr.sin_port = htons(port);
ret = connect(fd, (const struct sockaddr *)&addr, sizeof(addr));
if (ret < 0)
return -errno;
ret = fcntl(fd, F_SETFL, O_NONBLOCK);
if (ret < 0)
return -errno;
printf("Connected to %s:%d\n", hostname, port);
dm_add("DIAG CLIENT", fd, fd, true);
return fd;
}