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