115 lines
3.2 KiB
C
115 lines
3.2 KiB
C
#ifndef COMMUNICATION_HANDLER_H
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#define COMMUNICATION_HANDLER_H
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#include "client_handler.h"
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#include <esp_now.h>
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#include <esp_wifi.h>
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#include <freertos/FreeRTOS.h>
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#include <freertos/queue.h>
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#include <freertos/task.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#define BROADCAST_INTERVAL_MS 500
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#define CLIENT_TIMEOUT_MS 5000 // 5 Sekunden Timeout
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#define CHECK_INTERVAL_MS 1000 // Jede Sekunde überprüfen
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static uint8_t broadcast_address[ESP_NOW_ETH_ALEN] = {0xFF, 0xFF, 0xFF,
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0xFF, 0xFF, 0xFF};
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#define IS_BROADCAST_ADDR(addr) \
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(memcmp(addr, broadcast_address, ESP_NOW_ETH_ALEN) == 0)
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#define MAC2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5]
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#define MACSTR "%02X:%02X:%02X:%02X:%02X:%02X"
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#define MESSAGE_QUEUE_SIZE 10
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typedef enum {
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StatusPage,
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ConfigPage,
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PingPage,
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BroadCastPage,
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RegisterPage,
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FirmwarePrepPage,
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FirmwarePayloadPage,
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} CommandPages;
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typedef struct __attribute__((packed)) {
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uint16_t version; // software version
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uint8_t runningPartition;
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uint8_t status;
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uint32_t uptime;
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} StatusPayload;
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typedef struct __attribute__((packed)) {
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uint8_t timeslot;
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} ConfigPayload;
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typedef struct __attribute__((packed)) {
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uint32_t timestamp;
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} PingPayload;
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typedef struct __attribute__((packed)) {
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} BroadCastPayload;
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typedef struct __attribute__((packed)) {
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bool familierClient;
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} RegisterPayload;
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// TODO: Check checksum fields
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typedef struct __attribute__((packed)) {
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uint16_t length; // length of complete firmware
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uint8_t checksum; // checksum of firmware
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} FirmwarePrepPayload;
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// TODO: Check checksum fields
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typedef struct __attribute__((packed)) {
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uint8_t length;
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uint8_t checksum;
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uint32_t address;
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uint8_t payload[240]; // TODO: need a way to figure out a safe value for this
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} FirmwarePayload;
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typedef union __attribute__((packed)) {
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StatusPayload status_payload;
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ConfigPayload config_payload;
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PingPayload ping_payload;
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BroadCastPayload broadcast_payload;
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RegisterPayload register_payload;
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FirmwarePrepPayload firmware_prep_payload;
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FirmwarePayload firmware_payload;
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} PayloadUnion;
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typedef struct __attribute__((packed)) {
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uint16_t version; // protcol version
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CommandPages commandPage;
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uint16_t length;
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PayloadUnion payload;
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} BaseMessage;
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static_assert(sizeof(BaseMessage) <= 255,
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"BaseMessage darf nicht größer als 255 sein");
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void init_com(ClientList *clients, uint8_t wifi_channel);
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int getNextFreeClientId();
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void add_peer(uint8_t *macAddr);
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BaseMessage MessageBuilder(CommandPages commandPage, PayloadUnion payload,
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size_t payload_size);
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void master_broadcast_task(void *param);
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void master_ping_task(void *param);
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void master_broadcast_ping(void *param);
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void master_receive_callback(const esp_now_recv_info_t *esp_now_info,
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const uint8_t *data, int data_len);
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void client_receive_callback(const esp_now_recv_info_t *esp_now_info,
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const uint8_t *data, int data_len);
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void client_data_sending_task(void *param);
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void client_send_random_data_task(void *param);
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void client_monitor_task(void *pvParameters);
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#endif
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