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* new helper for ESP32: SerialBLEInterface

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* Some refactoring in BaseChatMesh and Terminal Chat
* new companion_radio example
This commit is contained in:
Scott Powell 2025-01-28 20:30:15 +11:00
parent 52f9c358b7
commit d9dc76f197
8 changed files with 1000 additions and 9 deletions
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83
src/helpers/esp32/SerialBLEInterface.h Normal file
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#pragma once
#include "../BaseSerialInterface.h"
#include <BLEDevice.h>
#include <BLEServer.h>
#include <BLEUtils.h>
#include <BLE2902.h>
class SerialBLEInterface : public BaseSerialInterface, BLESecurityCallbacks, BLEServerCallbacks, BLECharacteristicCallbacks {
BLEServer *pServer;
BLEService *pService;
BLECharacteristic * pTxCharacteristic;
bool deviceConnected;
bool oldDeviceConnected;
bool checkAdvRestart;
bool _isEnabled;
uint32_t _pin_code;
unsigned long _last_write;
struct Frame {
uint8_t len;
uint8_t buf[MAX_FRAME_SIZE];
};
#define FRAME_QUEUE_SIZE 4
int recv_queue_len;
Frame recv_queue[FRAME_QUEUE_SIZE];
int send_queue_len;
Frame send_queue[FRAME_QUEUE_SIZE];
void clearBuffers() { recv_queue_len = 0; send_queue_len = 0; }
protected:
// BLESecurityCallbacks methods
uint32_t onPassKeyRequest() override;
void onPassKeyNotify(uint32_t pass_key) override;
bool onConfirmPIN(uint32_t pass_key) override;
bool onSecurityRequest() override;
void onAuthenticationComplete(esp_ble_auth_cmpl_t cmpl) override;
// BLEServerCallbacks methods
void onConnect(BLEServer* pServer) override;
void onConnect(BLEServer* pServer, esp_ble_gatts_cb_param_t *param) override;
void onMtuChanged(BLEServer* pServer, esp_ble_gatts_cb_param_t* param) override;
void onDisconnect(BLEServer* pServer) override;
// BLECharacteristicCallbacks methods
void onWrite(BLECharacteristic* pCharacteristic, esp_ble_gatts_cb_param_t* param) override;
public:
SerialBLEInterface() {
pServer = NULL;
pService = NULL;
deviceConnected = false;
oldDeviceConnected = false;
checkAdvRestart = false;
_isEnabled = false;
_last_write = 0;
send_queue_len = recv_queue_len = 0;
}
void begin(const char* device_name, uint32_t pin_code);
// BaseSerialInterface methods
void enable() override;
void disable() override;
bool isEnabled() const override { return _isEnabled; }
bool isConnected() const override;
bool isWriteBusy() const override;
size_t writeFrame(const uint8_t src[], size_t len) override;
size_t checkRecvFrame(uint8_t dest[]) override;
};
#if BLE_DEBUG_LOGGING && ARDUINO
#include <Arduino.h>
#define BLE_DEBUG_PRINT(F, ...) Serial.printf("BLE: " F, ##__VA_ARGS__)
#define BLE_DEBUG_PRINTLN(F, ...) Serial.printf("BLE: " F "\n", ##__VA_ARGS__)
#else
#define BLE_DEBUG_PRINT(...) {}
#define BLE_DEBUG_PRINTLN(...) {}
#endif