int cyusb_open_exact(unsigned short vid, unsigned short pid) { int r; cyusb_handle *h = NULL; r = libusb_init(NULL); if (r) { printf("Error in initializing libusb library...\n"); return -1; } h = libusb_open_device_with_vid_pid(NULL, vid, pid); if ( !h ) { printf("Device not found\n"); return -2; } cydev[0].dev = libusb_get_device(h); cydev[0].handle = h; cydev[nid].vid = cyusb_getvendor(h); cydev[nid].pid = cyusb_getproduct(h); cydev[nid].is_open = 1; cydev[nid].busnum = cyusb_get_busnumber(h); cydev[nid].devaddr = cyusb_get_devaddr(h); nid = 1; return 1; }
int HostIO_CyUSB::OpenEx(CameraID cID) { int numDevs; USHORT VID; USHORT PID; bool bFoundDevice = false; m_log->Write(2, _T("OpenEx name: %s"), cID.SerialToOpen.c_str()); numDevs = cyusb_open(); for (int i = 0; i < (int)numDevs; i++) { h = cyusb_gethandle(i); VID = cyusb_getvendor(h); PID = cyusb_getproduct(h); std::string SerialNum = std::string("None"); GetSerialNumber(SerialNum); std::string SerialToOpen = SerialNum; std::string Desc = std::string("None"); GetDesc(Desc); m_log->Write(2, _T("Dev %d:"), i); m_log->Write(2, _T(" SerialNumber=%s"), SerialNum.c_str()); m_log->Write(2, _T(" Description=%s"), Desc.c_str()); if (VID == QSICyVID && PID == QSICyPID && SerialNum == cID.SerialToOpen ) { m_log->Write(2, _T("USB Open found QSI Cy device at index: %d, Serial: %s, Description: %s"), i, SerialNum.c_str(), Desc.c_str()); bFoundDevice = true; break; } } if (bFoundDevice && cyusb_kernel_driver_active(h, 0) == 0 && cyusb_claim_interface(h, 0) == 0) { SetTimeouts(READ_TIMEOUT, WRITE_TIMEOUT); } else { m_log->Write(2, "No devices matched"); } m_log->Write(2, _T("OpenEx Done.")); return bFoundDevice ? ALL_OK : ERR_USB_OpenFailed; }
int HostIO_CyUSB::ListDevices(std::vector<CameraID> & vID ) { int numDevs; USHORT VID; USHORT PID; m_log->Write(2, _T("ListDevices started.")); numDevs = cyusb_open(); for (int i = 0; i < (int)numDevs; i++) { h = cyusb_gethandle(i); VID = cyusb_getvendor(h); PID = cyusb_getproduct(h); std::string SerialNum = std::string("None"); GetSerialNumber(SerialNum); std::string SerialToOpen = SerialNum; std::string Desc = std::string("None"); GetDesc(Desc); m_log->Write(2, _T("Dev %d:"), i); m_log->Write(2, _T(" SerialNumber=%s"), SerialNum.c_str()); m_log->Write(2, _T(" Description=%s"), Desc.c_str()); if (VID == QSICyVID && PID == QSICyPID && !SerialNum.empty() ) { m_log->Write(2, _T("USB ListDevices found QSI Cy device at index: %d, Serial: %s, Description: %s"), i, SerialNum.c_str(), Desc.c_str() ); CameraID id(SerialNum, SerialToOpen, Desc, VID, PID, CameraID::CP_CyUSB); vID.push_back(id); } } cyusb_close(); m_log->Write(2, _T("USB ListDevices Done. Number of devices found: %d"), numDevs); return S_OK; }
static int renumerate(void) { cyusb_device *dev = NULL; cyusb_handle *handle = NULL; int found = 0; int i; int r; numdev = libusb_get_device_list(NULL, &list); if ( numdev < 0 ) { printf("Library: Error in enumerating devices...\n"); return -4; } nid = 0; for ( i = 0; i < numdev; ++i ) { cyusb_device *tdev = list[i]; if ( device_is_of_interest(tdev) ) { cydev[nid].dev = tdev; r = libusb_open(tdev, &cydev[nid].handle); if ( r ) { printf("Error in opening device\n"); return -5; } else handle = cydev[nid].handle; cydev[nid].vid = cyusb_getvendor(handle); cydev[nid].pid = cyusb_getproduct(handle); cydev[nid].is_open = 1; cydev[nid].busnum = cyusb_get_busnumber(handle); cydev[nid].devaddr = cyusb_get_devaddr(handle); ++nid; } } return nid; }