84 lines
1.5 KiB
C
84 lines
1.5 KiB
C
#ifndef SUPERMARKET_NET_H
|
|
#define SUPERMARKET_NET_H
|
|
|
|
#include "product.h"
|
|
|
|
#define PRODUCT_ARRAY_MAX_LEN 5
|
|
|
|
enum message_type {
|
|
ASSOCIATION_REQUEST_MSG,
|
|
ASSOCIATION_REPLY_MSG,
|
|
BATTERY_STATUS_MSG,
|
|
ASSIGNMENT_MSG,
|
|
CASH_OUT_MSG,
|
|
ITEM_MSG, /* from item to cart */
|
|
PRODUCT_PARTIAL_LIST_MSG, /* from cart to cash */
|
|
BASKET_MSG,
|
|
START_OF_LIST_PRODUCTS_MSG,
|
|
PRODUCT_PARTIAL_LIST_ACK, /* everytime the cash register receives a product message, it sends an ack to the cart so that the cart can send the next product message */
|
|
START_SHOPPING_MSG
|
|
};
|
|
|
|
typedef struct msg {
|
|
enum message_type msg_type;
|
|
}msg;
|
|
|
|
typedef struct assoc_req_msg
|
|
{
|
|
enum message_type msg_type;
|
|
uint8_t battery_percentage;
|
|
|
|
}assoc_req_msg;
|
|
|
|
|
|
typedef struct assoc_reply_msg
|
|
{
|
|
enum message_type msg_type;
|
|
}assoc_reply_msg;
|
|
|
|
|
|
typedef struct battery_msg
|
|
{
|
|
enum message_type msg_type;
|
|
uint8_t battery_percentage;
|
|
}battery_msg;
|
|
|
|
|
|
typedef struct assign_msg
|
|
{
|
|
enum message_type msg_type;
|
|
uint32_t customer_id;
|
|
}assign_msg;
|
|
|
|
|
|
typedef struct basket_msg
|
|
{
|
|
enum message_type msg_type;
|
|
uint8_t n_products;
|
|
uint32_t customer_id;
|
|
}basket_msg;
|
|
|
|
typedef struct item_msg
|
|
{
|
|
enum message_type msg_type;
|
|
product_t p;
|
|
} item_msg;
|
|
|
|
typedef struct cash_out_msg
|
|
{
|
|
enum message_type msg_type;
|
|
uint32_t customer_id;
|
|
}cash_out_msg;
|
|
|
|
|
|
typedef struct product_partial_list_msg
|
|
{
|
|
enum message_type msg_type;
|
|
uint32_t customer_id;
|
|
uint8_t array_len;
|
|
product_t p[PRODUCT_ARRAY_MAX_LEN];
|
|
}product_partial_list_msg;
|
|
|
|
|
|
#endif
|