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75 lines
2.0 KiB
C++
75 lines
2.0 KiB
C++
/*
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PluggableUSB.h
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Copyright (c) 2015 Arduino LLC
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef PUSB_h
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#define PUSB_h
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#include "USBAPI.h"
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#include <stdint.h>
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#if defined(USBCON)
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class PluggableUSBModule {
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public:
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PluggableUSBModule(uint8_t numEps, uint8_t numIfs, uint8_t *epType) :
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numEndpoints(numEps), numInterfaces(numIfs), endpointType(epType)
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{ }
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protected:
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virtual bool setup(USBSetup& setup) = 0;
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virtual int getInterface(uint8_t* interfaceCount) = 0;
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virtual int getDescriptor(USBSetup& setup) = 0;
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virtual uint8_t getShortName(char *name) { name[0] = 'A'+pluggedInterface; return 1; }
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uint8_t pluggedInterface;
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uint8_t pluggedEndpoint;
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const uint8_t numEndpoints;
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const uint8_t numInterfaces;
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const uint8_t *endpointType;
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PluggableUSBModule *next = NULL;
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friend class PluggableUSB_;
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};
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class PluggableUSB_ {
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public:
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PluggableUSB_();
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bool plug(PluggableUSBModule *node);
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int getInterface(uint8_t* interfaceCount);
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int getDescriptor(USBSetup& setup);
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bool setup(USBSetup& setup);
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void getShortName(char *iSerialNum);
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private:
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uint8_t lastIf;
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uint8_t lastEp;
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PluggableUSBModule* rootNode;
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};
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// Replacement for global singleton.
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// This function prevents static-initialization-order-fiasco
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// https://isocpp.org/wiki/faq/ctors#static-init-order-on-first-use
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PluggableUSB_& PluggableUSB();
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#endif
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#endif
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