Compiler optimizations for new classes

Author: zfields

Firmata.h

@@ -111,7 +111,7 @@ class FirmataClass
 
     /* private methods ------------------------------ */
     void strobeBlinkPin(byte pin, int count, int onInterval, int offInterval);
-    friend void FirmataMarshaller::sendValueAsTwo7bitBytes(uint16_t value);
+    friend void FirmataMarshaller::sendValueAsTwo7bitBytes(uint16_t value) const;
 };
 
 extern FirmataClass Firmata;

FirmataMarshaller.cpp

@@ -23,6 +23,8 @@
   #include <string.h>
 #endif
 
+#include "FirmataConstants.h"
+
 //******************************************************************************
 //* Support Functions
 //******************************************************************************
@@ -32,6 +34,7 @@
  * @param value The 16-bit value to be split and written separately.
  */
 void FirmataMarshaller::sendValueAsTwo7bitBytes(uint16_t value)
+const
 {
   FirmataStream->write(value & 0x7F); // LSB
   FirmataStream->write(value >> 7 & 0x7F); // MSB
@@ -87,6 +90,7 @@ void FirmataMarshaller::end(void)
  * The maximum value is 14-bits (16384).
  */
 void FirmataMarshaller::sendAnalog(uint8_t pin, uint16_t value)
+const
 {
   if ( (Stream *)NULL == FirmataStream ) { return; }
   // pin can only be 0-15, so chop higher bits
@@ -101,6 +105,7 @@ void FirmataMarshaller::sendAnalog(uint8_t pin, uint16_t value)
  * @param value The value of the pin.
  */
 void FirmataMarshaller::sendDigital(uint8_t pin, uint16_t value)
+const
 {
   /* TODO add single pin digital messages to the protocol, this needs to
    * track the last digital data sent so that it can be sure to change just
@@ -129,6 +134,7 @@ void FirmataMarshaller::sendDigital(uint8_t pin, uint16_t value)
  * @param portData The value of the port. The value of each pin in the port is represented by a bit.
  */
 void FirmataMarshaller::sendDigitalPort(uint8_t portNumber, uint16_t portData)
+const
 {
   if ( (Stream *)NULL == FirmataStream ) { return; }
   FirmataStream->write(DIGITAL_MESSAGE | (portNumber & 0xF));
@@ -144,6 +150,7 @@ void FirmataMarshaller::sendDigitalPort(uint8_t portNumber, uint16_t portData)
  * @param bytev A pointer to the array of data bytes to send in the message.
  */
 void FirmataMarshaller::sendSysex(uint8_t command, size_t bytec, uint8_t *bytev)
+const
 {
   if ( (Stream *)NULL == FirmataStream ) { return; }
   size_t i;
@@ -160,6 +167,7 @@ void FirmataMarshaller::sendSysex(uint8_t command, size_t bytec, uint8_t *bytev)
  * @param string A pointer to the char string
  */
 void FirmataMarshaller::sendString(const char *string)
+const
 {
   sendSysex(STRING_DATA, strlen(string), (uint8_t *)string);
 }

FirmataMarshaller.h

@@ -24,8 +24,6 @@
 
 #include <Stream.h>
 
-#include "FirmataConstants.h"
-
 class FirmataMarshaller
 {
   friend class FirmataClass;
@@ -38,15 +36,15 @@ class FirmataMarshaller
     void end();
 
     /* serial send handling */
-    void sendAnalog(uint8_t pin, uint16_t value);
-    void sendDigital(uint8_t pin, uint16_t value);
-    void sendDigitalPort(uint8_t portNumber, uint16_t portData);
-    void sendString(const char *string);
-    void sendSysex(uint8_t command, size_t bytec, uint8_t *bytev);
+    void sendAnalog(uint8_t pin, uint16_t value) const;
+    void sendDigital(uint8_t pin, uint16_t value) const;
+    void sendDigitalPort(uint8_t portNumber, uint16_t portData) const;
+    void sendString(const char *string) const;
+    void sendSysex(uint8_t command, size_t bytec, uint8_t *bytev) const;
 
   private:
     /* utility methods */
-    void sendValueAsTwo7bitBytes(uint16_t value);
+    void sendValueAsTwo7bitBytes(uint16_t value) const;
 
     Stream *FirmataStream;
 };

FirmataParser.cpp

@@ -192,6 +192,7 @@ void FirmataParser::parse(uint8_t inputData)
  * @return Returns true if the parser is actively parsing data.
  */
 bool FirmataParser::isParsingMessage(void)
+const
 {
   return (waitForData > 0 || parsingSysex);
 }

FirmataParser.h

@@ -38,7 +38,7 @@ class FirmataParser
     FirmataParser();
     /* serial receive handling */
     void parse(uint8_t value);
-    bool isParsingMessage(void);
+    bool isParsingMessage(void) const;
     /* attach & detach callback functions to messages */
     void attach(uint8_t command, callbackFunction newFunction);
     void attach(uint8_t command, systemCallbackFunction newFunction);