osd-contiki/examples/cc26xx/cc26xx-web-demo/resources/res-ble-advd.c

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2015-02-25 13:15:35 +01:00
/*
* 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 Institute 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 INSTITUTE 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 INSTITUTE 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 to start/stop/configure BLE advertisements
*/
/*---------------------------------------------------------------------------*/
#include "contiki.h"
#include "rest-engine.h"
#include "er-coap.h"
#include "dev/cc26xx-rf.h"
#include <string.h>
#include <stdlib.h>
/*---------------------------------------------------------------------------*/
#define BLE_NAME_BUF_LEN 32
/*---------------------------------------------------------------------------*/
const char *forbidden_payload = "Name to advertise unspecified.\n"
"Use name=<name> in the request";
/*---------------------------------------------------------------------------*/
static void
res_ble_post_put_handler(void *request, void *response, uint8_t *buffer,
uint16_t preferred_size, int32_t *offset)
{
size_t len = 0;
const char *text = NULL;
char name[BLE_NAME_BUF_LEN];
int success = 0;
int rv;
memset(name, 0, BLE_NAME_BUF_LEN);
len = REST.get_post_variable(request, "name", &text);
if(len > 0 && len < BLE_NAME_BUF_LEN) {
memcpy(name, text, len);
cc26xx_rf_ble_beacond_config(0, name);
success = 1;
}
len = REST.get_post_variable(request, "interval", &text);
rv = atoi(text);
if(rv > 0) {
cc26xx_rf_ble_beacond_config((clock_time_t)(rv * CLOCK_SECOND), NULL);
success = 1;
}
len = REST.get_post_variable(request, "mode", &text);
if(len) {
if(strncmp(text, "on", len) == 0) {
if(cc26xx_rf_ble_beacond_start()) {
success = 1;
} else {
REST.set_response_status(response, REST.status.FORBIDDEN);
REST.set_response_payload(response, forbidden_payload,
strlen(forbidden_payload));
return;
}
} else if(strncmp(text, "off", len) == 0) {
cc26xx_rf_ble_beacond_stop();
success = 1;
} else {
success = 0;
}
}
if(!success) {
REST.set_response_status(response, REST.status.BAD_REQUEST);
}
}
/*---------------------------------------------------------------------------*/
RESOURCE(res_ble_advd,
"title=\"BLE advd config: POST/PUT name=<name>&mode=on|off"
"&interval=<secs>\";rt=\"Control\"",
NULL,
res_ble_post_put_handler,
res_ble_post_put_handler,
NULL);
/*---------------------------------------------------------------------------*/
/** @} */