108 lines
2.4 KiB
C++
Executable File
108 lines
2.4 KiB
C++
Executable File
/*
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Extends the Serial class to encode SLIP over serial
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*/
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#include "Arduino.h"
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#ifndef SLIPEncodedUSBSerial_h
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#define SLIPEncodedUSBSerial_h
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#include <Stream.h>
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#if (defined(TEENSYDUINO) && defined(USB_SERIAL)) || (!defined(TEENSYDUINO) && defined(__AVR_ATmega32U4__)) || defined(__SAM3X8E__) || (defined(_USB) && defined(_USE_USB_FOR_SERIAL_)) || defined(_SAMD21_) || (defined(__PIC32MX__) || defined(__PIC32MZ__))
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//import the serial USB object
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#if defined(TEENSYDUINO) && defined (__arm__)
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#if !defined(USB_HOST_TEENSY36_)
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#include <usb_serial.h>
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#endif
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#elif defined(TEENSYDUINO) && defined (__AVR__)
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#include <usb_api.h>
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#elif defined(__SAM3X8E__) || defined(_SAMD21_)
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#include <USB/USBAPI.h>
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#elif (defined(__PIC32MX__) || defined(__PIC32MZ__))
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#include <USB.h>
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#elif defined(__AVR_ATmega32U4__)
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#include "USBAPI.h"
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#include <avr/wdt.h>
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#else
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#error Unknown USB port
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#endif
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class SLIPEncodedUSBSerial: public Stream{
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private:
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enum erstate {CHAR, FIRSTEOT, SECONDEOT, SLIPESC } rstate;
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//different type for each platform
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#if defined(CORE_TEENSY)
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#if defined(USB_HOST_TEENSY36)
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USBSerial
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#else
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usb_serial_class
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#endif
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#elif defined(__SAM3X8E__) || defined(__AVR_ATmega32U4__) || defined(_SAMD21_) || defined(__ARM__)
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Serial_
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#elif (defined(__PIC32MX__) || defined(__PIC32MZ__))
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CDCACM
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#else
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#error Unknown USBserial type
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#endif
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* serial;
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public:
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SLIPEncodedUSBSerial(
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//different constructor for each platform
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#if defined(CORE_TEENSY)
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#if defined(USB_HOST_TEENSY36)
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USBSerial
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#else
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usb_serial_class
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#endif
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#elif defined(__SAM3X8E__) || defined(__AVR_ATmega32U4__) || defined(_SAMD21_) || defined(__ARM__)
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Serial_
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#elif (defined(__PIC32MX__) || defined(__PIC32MZ__))
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CDCACM
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#else
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#error Unknown USBserial type
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#endif
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& );
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int available();
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int read();
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int readBytes( uint8_t *buffer, size_t size);
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int peek();
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void flush();
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//same as Serial.begin
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void begin(unsigned long);
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//SLIP specific method which begins a transmitted packet
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void beginPacket();
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//SLIP specific method which ends a transmittedpacket
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void endPacket();
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// SLIP specific method which indicates that an EOT was received
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bool endofPacket();
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//overrides the Stream's write function to encode SLIP
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size_t write(uint8_t b);
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size_t write(const uint8_t *buffer, size_t size);
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//using Print::write;
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};
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#endif
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#endif
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