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mirror of https://github.com/esphome/esphome.git synced 2025-04-18 08:40:29 +01:00
Rodrigo Martín f7f8bf4da4
[esp32_ble_server] Create custom services, characteristics and descriptors (#7009)
Co-authored-by: Clyde Stubbs <2366188+clydebarrow@users.noreply.github.com>
2025-01-28 22:00:28 +11:00

63 lines
1.5 KiB
C++

#pragma once
#include "esphome/components/esp32_ble/ble_uuid.h"
#include "esphome/components/event_emitter/event_emitter.h"
#include "esphome/components/bytebuffer/bytebuffer.h"
#ifdef USE_ESP32
#include <esp_gatt_defs.h>
#include <esp_gatts_api.h>
namespace esphome {
namespace esp32_ble_server {
using namespace esp32_ble;
using namespace bytebuffer;
using namespace event_emitter;
class BLECharacteristic;
namespace BLEDescriptorEvt {
enum VectorEvt {
ON_WRITE,
};
} // namespace BLEDescriptorEvt
class BLEDescriptor : public EventEmitter<BLEDescriptorEvt::VectorEvt, std::vector<uint8_t>, uint16_t> {
public:
BLEDescriptor(ESPBTUUID uuid, uint16_t max_len = 100, bool read = true, bool write = true);
virtual ~BLEDescriptor();
void do_create(BLECharacteristic *characteristic);
ESPBTUUID get_uuid() const { return this->uuid_; }
void set_value(std::vector<uint8_t> buffer);
void set_value(ByteBuffer buffer) { this->set_value(buffer.get_data()); }
void gatts_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_if, esp_ble_gatts_cb_param_t *param);
bool is_created() { return this->state_ == CREATED; }
bool is_failed() { return this->state_ == FAILED; }
protected:
BLECharacteristic *characteristic_{nullptr};
ESPBTUUID uuid_;
uint16_t handle_{0xFFFF};
esp_attr_value_t value_{};
esp_gatt_perm_t permissions_{};
enum State : uint8_t {
FAILED = 0x00,
INIT,
CREATING,
CREATED,
} state_{INIT};
};
} // namespace esp32_ble_server
} // namespace esphome
#endif