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Code Issues Releases Wiki Activity

Bluetooth Proxy: Raw bundled advertisements (#4924)

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This commit is contained in:
Jesse Hills
2023-06-09 07:41:09 +12:00
committed by GitHub
parent 1cf210fa25
commit ce13979690
16 changed files with 450 additions and 235 deletions
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67
esphome/components/bluetooth_proxy/bluetooth_proxy.h
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@@ -5,6 +5,7 @@
#include <map>
#include <vector>
#include "esphome/components/api/api_connection.h"
#include "esphome/components/api/api_pb2.h"
#include "esphome/components/esp32_ble_client/ble_client_base.h"
#include "esphome/components/esp32_ble_tracker/esp32_ble_tracker.h"
@@ -21,10 +22,33 @@ static const esp_err_t ESP_GATT_NOT_CONNECTED = -1;
using namespace esp32_ble_client;
// Legacy versions:
// Version 1: Initial version without active connections
// Version 2: Support for active connections
// Version 3: New connection API
// Version 4: Pairing support
// Version 5: Cache clear support
static const uint32_t LEGACY_ACTIVE_CONNECTIONS_VERSION = 5;
static const uint32_t LEGACY_PASSIVE_ONLY_VERSION = 1;
enum BluetoothProxyFeature : uint32_t {
FEATURE_PASSIVE_SCAN = 1 << 0,
FEATURE_ACTIVE_CONNECTIONS = 1 << 1,
FEATURE_REMOTE_CACHING = 1 << 2,
FEATURE_PAIRING = 1 << 3,
FEATURE_CACHE_CLEARING = 1 << 4,
FEATURE_RAW_ADVERTISEMENTS = 1 << 5,
};
enum BluetoothProxySubscriptionFlag : uint32_t {
SUBSCRIPTION_RAW_ADVERTISEMENTS = 1 << 0,
};
class BluetoothProxy : public esp32_ble_tracker::ESPBTDeviceListener, public Component {
public:
BluetoothProxy();
bool parse_device(const esp32_ble_tracker::ESPBTDevice &device) override;
bool parse_devices(esp_ble_gap_cb_param_t::ble_scan_result_evt_param *advertisements, size_t count) override;
void dump_config() override;
void loop() override;
@@ -44,6 +68,18 @@ class BluetoothProxy : public esp32_ble_tracker::ESPBTDeviceListener, public Com
int get_bluetooth_connections_free();
int get_bluetooth_connections_limit() { return this->connections_.size(); }
void subscribe_api_connection(api::APIConnection *api_connection, uint32_t flags);
void unsubscribe_api_connection(api::APIConnection *api_connection);
api::APIConnection *get_api_connection() { return this->api_connection_; }
void send_device_connection(uint64_t address, bool connected, uint16_t mtu = 0, esp_err_t error = ESP_OK);
void send_connections_free();
void send_gatt_services_done(uint64_t address);
void send_gatt_error(uint64_t address, uint16_t handle, esp_err_t error);
void send_device_pairing(uint64_t address, bool paired, esp_err_t error = ESP_OK);
void send_device_unpairing(uint64_t address, bool success, esp_err_t error = ESP_OK);
void send_device_clear_cache(uint64_t address, bool success, esp_err_t error = ESP_OK);
static void uint64_to_bd_addr(uint64_t address, esp_bd_addr_t bd_addr) {
bd_addr[0] = (address >> 40) & 0xff;
bd_addr[1] = (address >> 32) & 0xff;
@@ -56,6 +92,27 @@ class BluetoothProxy : public esp32_ble_tracker::ESPBTDeviceListener, public Com
void set_active(bool active) { this->active_ = active; }
bool has_active() { return this->active_; }
uint32_t get_legacy_version() const {
if (this->active_) {
return LEGACY_ACTIVE_CONNECTIONS_VERSION;
}
return LEGACY_PASSIVE_ONLY_VERSION;
}
uint32_t get_feature_flags() const {
uint32_t flags = 0;
flags |= BluetoothProxyFeature::FEATURE_PASSIVE_SCAN;
flags |= BluetoothProxyFeature::FEATURE_RAW_ADVERTISEMENTS;
if (this->active_) {
flags |= BluetoothProxyFeature::FEATURE_ACTIVE_CONNECTIONS;
flags |= BluetoothProxyFeature::FEATURE_REMOTE_CACHING;
flags |= BluetoothProxyFeature::FEATURE_PAIRING;
flags |= BluetoothProxyFeature::FEATURE_CACHE_CLEARING;
}
return flags;
}
protected:
void send_api_packet_(const esp32_ble_tracker::ESPBTDevice &device);
@@ -64,18 +121,12 @@ class BluetoothProxy : public esp32_ble_tracker::ESPBTDeviceListener, public Com
bool active_;
std::vector<BluetoothConnection *> connections_{};
api::APIConnection *api_connection_{nullptr};
bool raw_advertisements_{false};
};
extern BluetoothProxy *global_bluetooth_proxy; // NOLINT(cppcoreguidelines-avoid-non-const-global-variables)
// Version 1: Initial version without active connections
// Version 2: Support for active connections
// Version 3: New connection API
// Version 4: Pairing support
// Version 5: Cache clear support
static const uint32_t ACTIVE_CONNECTIONS_VERSION = 5;
static const uint32_t PASSIVE_ONLY_VERSION = 1;
} // namespace bluetooth_proxy
} // namespace esphome