86 lines
2.0 KiB
C
86 lines
2.0 KiB
C
#include "contiki.h"
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#include "net/netstack.h"
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#include "net/nullnet/nullnet.h"
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include "sys/log.h"
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#include "sys/clock.h"
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#include "sys/ctimer.h"
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#include "os/dev/leds.h"
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#include "os/dev/serial-line.h"
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#include "arch/cpu/cc26x0-cc13x0/dev/cc26xx-uart.h"
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#include "../msg.h"
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#include "assigner_fun.h"
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#define LOG_MODULE "App"
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#define LOG_LEVEL LOG_LEVEL_INFO
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extern cart* cart_list;
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//struct cart cart;
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//function invoked in order to looking for the most charged cart to assign to the new arrived client
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cart* cart_selection()
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{
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uint8_t highest_battery = 0;
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cart* selected = NULL;
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cart* current = cart_list;
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while(current)
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{
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if(!current->assigned && current->battery_status > highest_battery)
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{
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highest_battery = current->battery_status;
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selected = current;
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}
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current = current->next;
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}
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return selected;
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}
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//Insert a new cart in the list with the battery info just arrived
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bool insert_cart(uint8_t new_req_battery, linkaddr_t* mac_cart_addr)
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{
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cart* new_arrived_cart = (cart*)malloc(sizeof(cart));
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if(new_arrived_cart==NULL)
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{
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printf("Association Failed");
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return false;
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}
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else
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{
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new_arrived_cart->cart_address = mac_cart_addr;
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new_arrived_cart->battery_status = new_req_battery;
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new_arrived_cart->assigned = false;
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new_arrived_cart->next = cart_list;
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cart_list = new_arrived_cart;
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}
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return true;
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}
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//Upgrade the battery status of a cart
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bool bat_upgrade(linkaddr_t* src_cart_addr, uint8_t battery_level)
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{
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cart* c = cart_list;
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//for(c; c && (c->cart_address != src_cart_addr); c = c->next);
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while(c)
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{
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if(c->cart_address != src_cart_addr)
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c = c->next;
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else
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break;
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}
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if(!c)
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{
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LOG_INFO("Cart not associated yet!\n");
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return false;
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}
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c->battery_status = battery_level;
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c->assigned = false; //a battery status is sent only when the cart is in his place, not with a client. So if the cart was out and the the battery status is received, it is now come back in place.
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return true;
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}
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