mirror of
https://github.com/oliverschmidt/contiki.git
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152 lines
5.0 KiB
C
152 lines
5.0 KiB
C
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/*
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* Copyright (c) 2013, Robert Quattlebaum.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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*/
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/**
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* @file settings-example.c
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* @brief Contiki example showing how to use the settings manager.
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* @author Robert Quattlebaum <darco@deepdarc.com>
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*/
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#include "contiki.h"
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#include "lib/settings.h"
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#include <stdio.h> /* For printf() */
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/*---------------------------------------------------------------------------*/
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PROCESS(settings_example_process, "Settings Example Process");
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AUTOSTART_PROCESSES(&settings_example_process);
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(settings_example_process, ev, data)
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{
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int i;
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settings_status_t status;
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settings_iter_t iter;
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char hostname[30];
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uint16_t panid;
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uint16_t channel;
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PROCESS_BEGIN();
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/*************************************************************************/
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/* Basic setting of parameters */
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status = settings_set_uint16(SETTINGS_KEY_PAN_ID, 0xABCD);
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if(SETTINGS_STATUS_OK != status) {
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printf("settings-example: `set` failed: %d\n", status);
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}
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status = settings_set_uint8(SETTINGS_KEY_CHANNEL, 26);
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if(SETTINGS_STATUS_OK != status) {
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printf("settings-example: `set` failed: %d\n", status);
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}
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status = settings_set_cstr(SETTINGS_KEY_HOSTNAME, "contiki.local");
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if(SETTINGS_STATUS_OK != status) {
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printf("settings-example: `set` failed: %d\n", status);
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}
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/*************************************************************************/
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/* Basic getting of parameters */
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panid = settings_get_uint16(SETTINGS_KEY_PAN_ID, 0);
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if(0xABCD != panid) {
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printf("settings-example: `get` failed: value mismatch.\n");
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}
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channel = settings_get_uint16(SETTINGS_KEY_CHANNEL, 0);
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if(26 != channel) {
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printf("settings-example: `get` failed: value mismatch.\n");
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}
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if(!settings_get_cstr(SETTINGS_KEY_HOSTNAME, 0, hostname, sizeof(hostname))) {
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printf("settings-example: `get` failed: settings_get_cstr returned NULL\n");
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} else if(strcmp(hostname, "contiki.local") != 0) {
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printf("settings-example: `get` failed: value mismatch.\n");
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}
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/*************************************************************************/
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/* Adding multiple values with the same key */
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for(i = 0; i < 10; i++) {
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settings_add_uint8(TCC('e','x'), i + 20);
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}
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/*************************************************************************/
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/* Reading multiple values with the same key */
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for(i = 0; i < 10; i++) {
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if(settings_get_uint8(TCC('e', 'x'), i) != i + 20) {
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printf("settings-example: `get` failed: value mismatch.\n");
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}
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}
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/*************************************************************************/
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/* Iterating thru all settings */
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for(iter = settings_iter_begin(); iter; iter = settings_iter_next(iter)) {
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settings_length_t len = settings_iter_get_value_length(iter);
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eeprom_addr_t addr = settings_iter_get_value_addr(iter);
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uint8_t byte;
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union {
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settings_key_t key;
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char bytes[0];
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} u;
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u.key = settings_iter_get_key(iter);
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if(u.bytes[0] >= 32 && u.bytes[0] < 127
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&& u.bytes[1] >= 32 && u.bytes[1] < 127
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) {
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printf("settings-example: [%c%c] = <",u.bytes[0],u.bytes[1]);
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} else {
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printf("settings-example: <0x%04X> = <",u.key);
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}
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for(; len; len--, addr++) {
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eeprom_read(addr, &byte, 1);
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printf("%02X", byte);
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if(len != 1) {
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printf(" ");
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}
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}
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printf(">\n");
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}
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printf("settings-example: Done.\n");
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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