Add hasClient for BluetoothSerial (#1183)

* Add hasClient for BluetoothSerial * Add SPP_TAG
espressif · Mar 9, 2018 · 3a4ec66 · 3a4ec66
1 parent e9ee0ab
commit 3a4ec66
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diff --git a/libraries/BluetoothSerial/keywords.txt b/libraries/BluetoothSerial/keywords.txt
@@ -19,7 +19,7 @@ BluetoothSerial KEYWORD1
 #######################################
 
 SerialBT KEYWORD2
-
+hasClient KEYWORD2
 
 #######################################
 # Constants (LITERAL1)

diff --git a/libraries/BluetoothSerial/src/BluetoothSerial.cpp b/libraries/BluetoothSerial/src/BluetoothSerial.cpp
@@ -29,6 +29,7 @@
 #include "esp_spp_api.h"
 
 #define SPP_SERVER_NAME "ESP32_SPP_SERVER"
+#define SPP_TAG "BluetoothSerial"
 
 #define QUEUE_SIZE 256
 uint32_t client;
@@ -188,6 +189,14 @@ int BluetoothSerial::peek(void)
  return -1;
 }
 
+bool BluetoothSerial::hasClient(void)
+{
+ if (client)
+ return true;
+
+ return false;
+}
+
 int BluetoothSerial::read(void)
 {
  if (available()){

diff --git a/libraries/BluetoothSerial/src/BluetoothSerial.h b/libraries/BluetoothSerial/src/BluetoothSerial.h
@@ -40,6 +40,7 @@ class BluetoothSerial: public Stream
  bool begin(String localName=String());
  int available(void);
  int peek(void);
+ bool hasClient(void);
  int read(void);
  size_t write(uint8_t c);
  size_t write(const uint8_t *buffer, size_t size);