Optimize: code style of USB/CDC

Author: turmary

cores/arduino/USB/CDC.cpp

@@ -232,7 +232,8 @@ size_t Serial_::write(const uint8_t *buffer, size_t size)
 	// open connection isn't broken cleanly (cable is yanked out, host dieslineState
 	// or locks up, or host virtual serial port hangs)
 	uint32_t r = 0;
-    if (_usbLineInfo.lineState == 0 && _DTR) // Problem with Windows(R)
+
+	if (_usbLineInfo.lineState == 0 && _DTR) // Problem with Windows(R)
 	{
 		setWriteError();
 		return 0;
@@ -271,12 +272,12 @@ uint8_t Serial_::numbits()
 	return _usbLineInfo.bDataBits;
 }
 
-bool Serial_::dtr() 
+bool Serial_::dtr()
 {
 	return _usbLineInfo.lineState & 0x1;
 }
 
-bool Serial_::rts() 
+bool Serial_::rts()
 {
 	return _usbLineInfo.lineState & 0x2;
 }
@@ -296,11 +297,10 @@ Serial_::operator bool()
 
 	bool result = false;
 
-
 	if(!_DTR)
 	{
 		return true;
-	}	
+	}
 
 	if (_usbLineInfo.lineState > 0)
 	{

cores/arduino/USB/USBAPI.h

@@ -195,10 +195,10 @@ extern Serial_ Serial;
 //================================================================================
 //	MSC 'Driver'
 
-uint32_t		MSC_GetInterface(uint8_t* interfaceNum);
-uint32_t		MSC_GetDescriptor(uint32_t i);
-bool	MSC_Setup(USBSetup& setup);
-bool	MSC_Data(uint8_t rx,uint8_t tx);
+uint32_t MSC_GetInterface(uint8_t* interfaceNum);
+uint32_t MSC_GetDescriptor(uint32_t i);
+bool MSC_Setup(USBSetup& setup);
+bool MSC_Data(uint8_t rx,uint8_t tx);
 
 //================================================================================
 //================================================================================
@@ -207,8 +207,8 @@ bool	MSC_Data(uint8_t rx,uint8_t tx);
 int CDC_GetInterface(uint8_t* interfaceNum);
 const void* _CDC_GetInterface(void);
 uint32_t _CDC_GetInterfaceLength(void);
-uint32_t		CDC_GetOtherInterface(uint8_t* interfaceNum);
-uint32_t		CDC_GetDescriptor(uint32_t i);
-bool	CDC_Setup(USBSetup& setup);
+uint32_t  CDC_GetOtherInterface(uint8_t* interfaceNum);
+uint32_t  CDC_GetDescriptor(uint32_t i);
+bool      CDC_Setup(USBSetup& setup);
 
 #endif  // __cplusplus