Allow to add custom callback in BT Serial (#2081)
This allow to catch the events when connected /disconnected,, etc... This also allow to get parameters of events like the remote address of connected devices, etc... Small change but lot of flexibility
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@ -51,6 +51,7 @@ static SemaphoreHandle_t _spp_tx_done = NULL;
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static TaskHandle_t _spp_task_handle = NULL;
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static EventGroupHandle_t _spp_event_group = NULL;
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static boolean secondConnectionAttempt;
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static esp_spp_cb_t * custom_spp_callback = NULL;
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#define SPP_RUNNING 0x01
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#define SPP_CONNECTED 0x02
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@ -231,6 +232,7 @@ static void esp_spp_cb(esp_spp_cb_event_t event, esp_spp_cb_param_t *param)
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default:
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break;
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}
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if(custom_spp_callback)(*custom_spp_callback)(event, param);
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}
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static bool _init_bt(const char *deviceName)
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@ -437,4 +439,10 @@ void BluetoothSerial::end()
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_stop_bt();
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}
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esp_err_t BluetoothSerial::register_callback(esp_spp_cb_t * callback)
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{
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custom_spp_callback = callback;
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return ESP_OK;
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}
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#endif
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@ -21,6 +21,7 @@
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#include "Arduino.h"
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#include "Stream.h"
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#include <esp_spp_api.h>
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class BluetoothSerial: public Stream
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{
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@ -38,6 +39,7 @@ class BluetoothSerial: public Stream
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size_t write(const uint8_t *buffer, size_t size);
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void flush();
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void end(void);
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esp_err_t register_callback(esp_spp_cb_t * callback);
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private:
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String local_name;
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