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/****************************************************************************
* hn70ap/apps/beacon/beacon_main.c
*
* Copyright (C) 2008, 2011-2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
* Copyright (C) 2018 Sebastien Lorquet. All rights reserved.
* Author: Sebastien Lorquet <sebastien@lorquet.fr>
*
* 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 NuttX 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 OWNER 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <fcntl.h>
#include <unistd.h>
#include <hn70ap/eeprom.h>
/****************************************************************************
* Public Functions
****************************************************************************/
int beacon_usage(void)
{
printf(
"beacon [device] <ascii payload>\n"
);
return ERROR;
}
/****************************************************************************
* status_main
****************************************************************************/
#ifdef CONFIG_BUILD_KERNEL
int main(int argc, FAR char *argv[])
#else
int beacon_main(int argc, char *argv[])
#endif
{
char *devname = "/dev/raux";
char *data;
int ret = OK;
int fd;
int buflen = 1024;
uint32_t seqnum = 0;
char call[9];
uint8_t ssid;
uint8_t *buf;
if(argc == 3)
{
devname = argv[1];
data = argv[2];
}
else if(argc == 2)
{
data = argv[1];
}
else if(argc == 1)
{
data = "HELLO 73";
}
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else
{
return beacon_usage();
}
buf = malloc(buflen);
if(!buf)
{
fprintf(stderr, "malloc failed!\n");
ret = ERROR;
goto done;
}
fd = open(devname, O_RDWR);
if(fd<0)
{
fprintf(stderr, "open failed!\n");
ret = ERROR;
goto retfree;
}
printf("\nTX beacon using %s\n", devname);
/* Define payload */
hn70ap_eeconfig_getcall("call", call);
call[8] = 0;
hn70ap_eeconfig_getbyte("ssid", &ssid);
if(strlen(call)==0)
{
fprintf(stderr, "call sign not defined, see config app\n");
ret = ERROR;
goto retclose;
}
while(1)
{
sprintf(buf, "DE %s/%d HN70AP TEST BEACON SEQ %u: %s\n", call, ssid, seqnum, data);
printf("%s", buf);
ret = write(fd, buf, strlen(buf));
if(ret < 0)
{
printf("write failed, errno=%d\n", errno);
break;
}
sleep(2);