twain3.0/huagao/Device/CyUsbEx.cpp

#include "CyUsbEx.h"
#include "CyAPI.h"

CyUsbEx::CyUsbEx(int index)
{
	m_index = index;
	m_timeout = 100;
}

bool CyUsbEx::open()
{
	if (is_open())
		return true;

	m_usb.reset(new CCyUSBDevice());
	m_usb->Open(m_index);
	m_usb->Reset();
	if (m_usb->IsOpen())
	{
		if (m_usb->BulkOutEndPt)
			m_usb->BulkOutEndPt->TimeOut = m_timeout;

		if (m_usb->BulkInEndPt)
			m_usb->BulkInEndPt->TimeOut = m_timeout;

		if (m_usb->InterruptInEndPt)
			m_usb->InterruptInEndPt->TimeOut = 400;
	}

	return is_open();
}

bool CyUsbEx::close()
{
	if (is_open())
	{
		m_usb->Close();
		m_usb.reset();
	}

	return true;
}

bool CyUsbEx::is_open()
{
	if (m_usb.get() != NULL)
		return m_usb->IsOpen();

	return false;
}

bool CyUsbEx::is_connected()
{
	return is_open();
}

void CyUsbEx::set_timeout(int timeout)
{
	m_timeout = timeout;
}

int CyUsbEx::read_bulk(void* data, int len)
{
	LONG llen = len;
	m_usb->BulkInEndPt->XferData((UCHAR*)data, llen);
	return llen;
}



int CyUsbEx::write_bulk(void* data, int len)
{
	LONG llen = len;
	m_usb->BulkOutEndPt->XferData((UCHAR*)data, llen);
	return llen;
}

int CyUsbEx::read_int(void* data, int len)
{
	LONG llen = len;
	m_usb->InterruptInEndPt->XferData((UCHAR*)data, llen);
	return llen;
}

int CyUsbEx::control_msg(int rtype, int req, int value, int index, int len, void* data)
{
	if (!m_usb.get() || !m_usb->ControlEndPt)
		return -1;

	m_usb->ControlEndPt->Index = index;
	m_usb->ControlEndPt->Value = value;
	m_usb->ControlEndPt->ReqType = (CTL_XFER_REQ_TYPE)((rtype >> 5) & 0x03);
	m_usb->ControlEndPt->Direction = (CTL_XFER_DIR_TYPE)(rtype >> 7);//
	m_usb->ControlEndPt->Target = (CTL_XFER_TGT_TYPE)(rtype & 0x3);
	m_usb->ControlEndPt->ReqCode = req;
	LONG llen = len;
	m_usb->ControlEndPt->XferData((UCHAR*)data, llen);
	return llen;
}

void CyUsbEx::set_usbhotplug_callback(usbhotplug_callback callback, void* userdata)
{
	return;
}

std::list<std::shared_ptr<IUsb>> CyUsbList::find_all()
{
	std::list<std::shared_ptr<IUsb>> usblists;
	CCyUSBDevice usbDevice;
	for (int i = 0; i < usbDevice.DeviceCount(); i++)
		usblists.push_back(std::shared_ptr<IUsb>(new CyUsbEx(i)));
	return usblists;
}

std::list<std::shared_ptr<IUsb>> CyUsbList::find_vid_pid(int vid, int pid)
{
	std::list<std::shared_ptr<IUsb>> usblists;
	CCyUSBDevice usbDevice;
	for (int i = 0; i < usbDevice.DeviceCount(); i++) {
		usbDevice.Open(i);
		if (usbDevice.IsOpen() && (usbDevice.VendorID == vid) && (usbDevice.ProductID == pid)) {
			usblists.push_back(std::shared_ptr<IUsb>(new CyUsbEx(i)));
			usbDevice.Close();
		}
	}
	return usblists;
}