96 lines
2.7 KiB
C++
96 lines
2.7 KiB
C++
/* IUSBHostSerial.h */
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/* Copyright (c) 2010-2012 mbed.org, MIT License
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this software
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* and associated documentation files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies or
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* substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
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* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef IUSBHOSTSERIAL_H_
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#define IUSBHOSTSERIAL_H_
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/**
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* Generic interface to abstract 3G dongles' impl
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*/
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#include "USBHostConf.h"
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#ifdef USBHOST_3GMODULE
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#include "IUSBHostSerialListener.h"
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// This is needed by some versions of GCC
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#undef putc
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#undef getc
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class IUSBHostSerial {
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public:
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enum IrqType {
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RxIrq,
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TxIrq
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};
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/*
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* Get a char from the dongle's serial interface
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*/
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virtual int getc() = 0;
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/*
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* Put a char to the dongle's serial interface
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*/
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virtual int putc(int c) = 0;
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/*
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* Read a packet from the dongle's serial interface, to be called after multiple getc() calls
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*/
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virtual int readPacket() = 0;
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/*
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* Write a packet to the dongle's serial interface, to be called after multiple putc() calls
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*/
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virtual int writePacket() = 0;
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/**
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* Check the number of bytes available.
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*
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* @returns the number of bytes available
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*/
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virtual int readable() = 0;
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/**
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* Check the free space in output.
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*
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* @returns the number of bytes available
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*/
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virtual int writeable() = 0;
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/**
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* Attach a handler to call when a packet is received / when a packet has been transmitted.
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*
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* @param pListener instance of the listener deriving from the IUSBHostSerialListener
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*/
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virtual void attach(IUSBHostSerialListener* pListener) = 0;
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/**
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* Enable or disable readable/writeable callbacks
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*/
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virtual void setupIrq(bool en, IrqType irq = RxIrq) = 0;
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};
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#endif /* USBHOST_3GMODULE */
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#endif /* IUSBHOSTSERIAL_H_ */
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