osd-contiki/examples/jn516x/tsch/tx-power-verification/node/node.c

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/*
* Copyright (c) 2015 NXP B.V.
* 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 NXP B.V. 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 NXP B.V. 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 NXP B.V. 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.
*
* This file is part of the Contiki operating system.
*
* Author: Theo van Daele <theo.van.daele@nxp.com>
*
*/
#include "contiki.h"
#include "net/netstack.h"
#include "net/ip/uip.h"
#include "net/linkaddr.h"
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#include "rpl-tools.h"
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#include "rest-engine.h"
#include <stdio.h>
#include <stdlib.h>
#include <AppHardwareApi.h>
static void set_tx_power_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
static void get_tx_power_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset);
static char content[REST_MAX_CHUNK_SIZE];
static int content_len = 0;
#define CONTENT_PRINTF(...) { if(content_len < sizeof(content)) content_len += snprintf(content+content_len, sizeof(content)-content_len, __VA_ARGS__); }
/*---------------------------------------------------------------------------*/
PROCESS(start_app, "START_APP");
AUTOSTART_PROCESSES(&start_app);
/*---------------------------------------------------------------------------*/
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/*********** sensor/ resource ************************************************/
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RESOURCE(resource_set_tx_power,
"title=\"Set TX Power\"",
NULL,
set_tx_power_handler,
set_tx_power_handler,
NULL);
static void
set_tx_power_handler(void* request, void* response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
const uint8_t *request_content = NULL;
int tx_level;
unsigned int accept = -1;
REST.get_header_accept(request, &accept);
if(accept == -1 || accept == REST.type.TEXT_PLAIN) {
REST.get_request_payload(request, &request_content);
tx_level = atoi((const char *)request_content);
NETSTACK_RADIO.set_value(RADIO_PARAM_TXPOWER, tx_level);
}
}
RESOURCE(resource_get_tx_power,
"title=\"Get TX Power\"",
get_tx_power_handler,
NULL,
NULL,
NULL);
static void
get_tx_power_handler(void *request, void *response, uint8_t *buffer, uint16_t preferred_size, int32_t *offset)
{
int tx_level;
unsigned int accept = -1;
REST.get_header_accept(request, &accept);
if(accept == -1 || accept == REST.type.TEXT_PLAIN) {
content_len = 0;
NETSTACK_RADIO.get_value(RADIO_PARAM_TXPOWER, &tx_level);
CONTENT_PRINTF("%d", tx_level);
REST.set_header_content_type(response, REST.type.TEXT_PLAIN);
REST.set_response_payload(response, (uint8_t *)content, content_len);
}
}
/*---------------------------------------------------------------------------*/
PROCESS_THREAD(start_app, ev, data)
{
PROCESS_BEGIN();
static int is_coordinator = 0;
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/* Start network stack */
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if(is_coordinator) {
uip_ipaddr_t prefix;
uip_ip6addr(&prefix, 0xaaaa, 0, 0, 0, 0, 0, 0, 0);
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rpl_tools_init(&prefix);
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} else {
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rpl_tools_init(NULL);
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}
printf("Starting RPL node\n");
rest_init_engine();
rest_activate_resource(&resource_set_tx_power, "Set-TX-Power");
rest_activate_resource(&resource_get_tx_power, "Get-TX-Power");
PROCESS_END();
}