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RE: Setting the ARM as a USB bulk device » usbctrl.h

Michael Williamson, 10/18/2017 11:17 AM

 
#ifndef USB_H
#define USB_H

#include <pthread.h>

extern "C" {
struct usb_endpoint_descriptor;
struct usb_ctrlrequest;
};

namespace MityDSP {
class tcDspParserBase;
};

class tcReportError;

class tcUSB {
public:
tcUSB(MityDSP::tcDspParserBase* apParser, int anSerial, tcReportError *apError);
virtual ~tcUSB(void);

int Initialize();

int put(const char* data, int length, int flush = 1);

protected:
int HandleControl(struct usb_ctrlrequest *setup);
static void* DispatchEP0Handler(void *apThis);
static void* DispatchBulkInHandler(void *apThis);
int EP0Handler(void);
int BulkInHandler(void);
int StartIO(void);
int StopIO(void);
char* build_config(char* cp, const struct usb_endpoint_descriptor **ep);
int mnEP0Fd; /* control endpoint file descriptor */
int mnBulkInFd; /* PC input bulk endpoint */
int mnBulkOutFd; /* PC output bulk endpoint */

MityDSP::tcDspParserBase* mpParser;
pthread_t mhEP0Thread;
pthread_t mhBulkThread;
pthread_t mhStartupThread;

int mnBytesIn; /* counts the number of bytes received */
tcReportError* mpReportError; /* utility interface for error messages */
bool mbConnected;
};

#endif
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