Move esp32_ble_server to its own component (#1898)

2026-06-13 08:03:32 +02:00 · 2021-06-12 08:31:15 +12:00
parent 4b91cfb7f9
commit 575badc690
24 changed files with 204 additions and 158 deletions
@@ -0,0 +1,97 @@
+#pragma once
+
+#include "ble_descriptor.h"
+#include "esphome/components/esp32_ble/ble_uuid.h"
+
+#include <vector>
+
+#ifdef ARDUINO_ARCH_ESP32
+
+#include <esp_gap_ble_api.h>
+#include <esp_gatt_defs.h>
+#include <esp_gattc_api.h>
+#include <esp_gatts_api.h>
+#include <esp_bt_defs.h>
+
+namespace esphome {
+namespace esp32_ble_server {
+
+using namespace esp32_ble;
+
+class BLEService;
+
+class BLECharacteristic {
+ public:
+  BLECharacteristic(const ESPBTUUID uuid, uint32_t properties);
+
+  void set_value(const uint8_t *data, size_t length);
+  void set_value(std::vector<uint8_t> value);
+  void set_value(const std::string &value);
+  void set_value(uint8_t &data);
+  void set_value(uint16_t &data);
+  void set_value(uint32_t &data);
+  void set_value(int &data);
+  void set_value(float &data);
+  void set_value(double &data);
+  void set_value(bool &data);
+
+  void set_broadcast_property(bool value);
+  void set_indicate_property(bool value);
+  void set_notify_property(bool value);
+  void set_read_property(bool value);
+  void set_write_property(bool value);
+  void set_write_no_response_property(bool value);
+
+  void notify(bool notification = true);
+
+  void do_create(BLEService *service);
+  void gatts_event_handler(esp_gatts_cb_event_t event, esp_gatt_if_t gatts_if, esp_ble_gatts_cb_param_t *param);
+
+  void on_write(const std::function<void(const std::vector<uint8_t> &)> &&func) { this->on_write_ = std::move(func); }
+
+  void add_descriptor(BLEDescriptor *descriptor);
+
+  BLEService *get_service() { return this->service_; }
+  ESPBTUUID get_uuid() { return this->uuid_; }
+  std::vector<uint8_t> &get_value() { return this->value_; }
+
+  static const uint32_t PROPERTY_READ = 1 << 0;
+  static const uint32_t PROPERTY_WRITE = 1 << 1;
+  static const uint32_t PROPERTY_NOTIFY = 1 << 2;
+  static const uint32_t PROPERTY_BROADCAST = 1 << 3;
+  static const uint32_t PROPERTY_INDICATE = 1 << 4;
+  static const uint32_t PROPERTY_WRITE_NR = 1 << 5;
+
+  bool is_created();
+  bool is_failed();
+
+ protected:
+  bool write_event_{false};
+  BLEService *service_;
+  ESPBTUUID uuid_;
+  esp_gatt_char_prop_t properties_;
+  uint16_t handle_{0xFFFF};
+
+  uint16_t value_read_offset_{0};
+  std::vector<uint8_t> value_;
+  SemaphoreHandle_t set_value_lock_;
+
+  std::vector<BLEDescriptor *> descriptors_;
+
+  std::function<void(const std::vector<uint8_t> &)> on_write_;
+
+  esp_gatt_perm_t permissions_ = ESP_GATT_PERM_READ | ESP_GATT_PERM_WRITE;
+
+  enum State : uint8_t {
+    FAILED = 0x00,
+    INIT,
+    CREATING,
+    CREATING_DEPENDENTS,
+    CREATED,
+  } state_{INIT};
+};
+
+}  // namespace esp32_ble_server
+}  // namespace esphome
+
+#endif