nes-proj/examples/platform-specific/cc26xx/cc26xx-web-demo/resources/res-net.c

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/*
* Copyright (c) 2015, Texas Instruments Incorporated - http://www.ti.com/
* 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.
*/
/*---------------------------------------------------------------------------*/
/**
* \addtogroup cc26xx-web-demo
* @{
*
* \file
* CoAP resource handler for network-related resources
*/
/*---------------------------------------------------------------------------*/
#include "contiki.h"
#include "rest-engine.h"
#include "coap.h"
#include "coap-server.h"
#include "cc26xx-web-demo.h"
#include "ti-lib.h"
#include <string.h>
/*---------------------------------------------------------------------------*/
extern int def_rt_rssi;
/*---------------------------------------------------------------------------*/
static void
res_get_handler_parent_rssi(void *request, void *response, uint8_t *buffer,
uint16_t preferred_size, int32_t *offset)
{
unsigned int accept = -1;
REST.get_header_accept(request, &accept);
if(accept == -1 || accept == REST.type.TEXT_PLAIN) {
REST.set_header_content_type(response, REST.type.TEXT_PLAIN);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "%d", def_rt_rssi);
REST.set_response_payload(response, (uint8_t *)buffer, strlen((char *)buffer));
} else if(accept == REST.type.APPLICATION_JSON) {
REST.set_header_content_type(response, REST.type.APPLICATION_JSON);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "{\"Parent RSSI\":\"%d\"}",
def_rt_rssi);
REST.set_response_payload(response, buffer, strlen((char *)buffer));
} else if(accept == REST.type.APPLICATION_XML) {
REST.set_header_content_type(response, REST.type.APPLICATION_XML);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE,
"<parent-rssi val=\"%d\"/>", def_rt_rssi);
REST.set_response_payload(response, buffer, strlen((char *)buffer));
} else {
REST.set_response_status(response, REST.status.NOT_ACCEPTABLE);
REST.set_response_payload(response, coap_server_supported_msg,
strlen(coap_server_supported_msg));
}
}
/*---------------------------------------------------------------------------*/
static void
res_get_handler_pref_parent(void *request, void *response, uint8_t *buffer,
uint16_t preferred_size, int32_t *offset)
{
unsigned int accept = -1;
char def_rt_str[64];
REST.get_header_accept(request, &accept);
memset(def_rt_str, 0, sizeof(def_rt_str));
cc26xx_web_demo_ipaddr_sprintf(def_rt_str, sizeof(def_rt_str),
uip_ds6_defrt_choose());
if(accept == -1 || accept == REST.type.TEXT_PLAIN) {
REST.set_header_content_type(response, REST.type.TEXT_PLAIN);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "%s", def_rt_str);
REST.set_response_payload(response, (uint8_t *)buffer, strlen((char *)buffer));
} else if(accept == REST.type.APPLICATION_JSON) {
REST.set_header_content_type(response, REST.type.APPLICATION_JSON);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE, "{\"Parent\":\"%s\"}",
def_rt_str);
REST.set_response_payload(response, buffer, strlen((char *)buffer));
} else if(accept == REST.type.APPLICATION_XML) {
REST.set_header_content_type(response, REST.type.APPLICATION_XML);
snprintf((char *)buffer, REST_MAX_CHUNK_SIZE,
"<parent=\"%s\"/>", def_rt_str);
REST.set_response_payload(response, buffer, strlen((char *)buffer));
} else {
REST.set_response_status(response, REST.status.NOT_ACCEPTABLE);
REST.set_response_payload(response, coap_server_supported_msg,
strlen(coap_server_supported_msg));
}
}
/*---------------------------------------------------------------------------*/
RESOURCE(res_parent_rssi, "title=\"Parent RSSI\";rt=\"dBm\"",
res_get_handler_parent_rssi, NULL, NULL, NULL);
/*---------------------------------------------------------------------------*/
RESOURCE(res_parent_ip, "title=\"Preferred Parent\";rt=\"IPv6 address\"",
res_get_handler_pref_parent, NULL, NULL, NULL);
/*---------------------------------------------------------------------------*/
/** @} */