(USB HID) VC++ 使用 SetupAPI 操作 USB HID Device

在VC裡頭使用 Api必須include 跟加入 lib，加入之後就可以在VC裡頭任意使用api了

暫時先貼上程式碼...等待有空時候在更新說明

 extern "C"

 {

 #include <hidsdi.h>

 #include <SetupAPI.h>

 }

Dialog head file

 // CUsbHidDlg dialog

 class CUsbHidDlg : public CDialogEx

 {

 // Construction

 public:

     CUsbHidDlg(CWnd* pParent = NULL);    // standard constructor

 // Dialog Data

     enum { IDD = IDD_USBHID_DIALOG };

     protected:

     virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support

 public:

     GUID                            HidGuid;

     HDEVINFO                        DevInfo;

     HIDD_ATTRIBUTES                    DevAttributes;

     SP_DEVICE_INTERFACE_DATA        DevData;

     PSP_DEVICE_INTERFACE_DETAIL_DATA DevDetail;

     PHIDP_PREPARSED_DATA            PreparsedData;

     HIDP_CAPS                        Capabilities;

     ULONG                           Length;

     int                             Index;

     BOOL                            ok;

     HANDLE                            DevHandle;

     HANDLE                            RdHandle;

     int                                DevCount = ;

     CEdit    m_VID;

     CEdit    m_PID;

     CEdit    m_OutID;

     CEdit    m_InID;

 // Implementation

 protected:

     HICON m_hIcon;

     // Generated message map functions

     virtual BOOL OnInitDialog();

     afx_msg void OnSysCommand(UINT nID, LPARAM lParam);

     afx_msg void OnPaint();

     afx_msg HCURSOR OnQueryDragIcon();

     DECLARE_MESSAGE_MAP()

 public:

     afx_msg void OnBnClickedOk();

 public:

     BOOL FindHID();

     BOOL DeviceWriteFile();

     BOOL DeviceReadFile();

     BOOL OutReport();

     BOOL InReport();

     afx_msg void OnBnClickedWritefile();

     afx_msg void OnBnClickedReadfile();

     afx_msg void OnBnClickedGetreport();

     afx_msg void OnBnClickedSetreport();

 };

FindHid

     uint16_t UVID;

     uint16_t UPID;

     BOOL bSuccess;

     CString buf;

     int    index = -;

     CloseHandle(DevHandle);

     DevHandle = INVALID_HANDLE_VALUE;

     HidD_GetHidGuid(&HidGuid);

     wchar_t * wbuf = NULL;

     byte ReportID;

     GetDlgItemTextW(IDC_VID, buf);

     UVID = wcstol(buf, &wbuf, );

     GetDlgItemTextW(IDC_PID, buf);

     UPID = wcstol(buf, &wbuf, );

     buf.Format(_T("%08x-%04x-%04x-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x\r\n"),

                 HidGuid.Data1, HidGuid.Data2, HidGuid.Data3,

                 HidGuid.Data4[],

                 HidGuid.Data4[],

                 HidGuid.Data4[],

                 HidGuid.Data4[],

                 HidGuid.Data4[],

                 HidGuid.Data4[],

                 HidGuid.Data4[],

                 HidGuid.Data4[]);

     SetDlgItemText(IDC_INFO, buf.MakeUpper());

     ULONG predictedLength = ;

     ULONG requiredLength = ;

     DevInfo = SetupDiGetClassDevs(&HidGuid, NULL, NULL, (DIGCF_PRESENT | DIGCF_DEVICEINTERFACE));

     DevDetail = NULL;

     DevData.cbSize = sizeof(SP_INTERFACE_DEVICE_DATA);

     for (int i = ; i < ; i++)

     {

         bSuccess = SetupDiEnumDeviceInterfaces(DevInfo, , &HidGuid, i, &DevData);

         if (!bSuccess) continue;

         bSuccess = SetupDiGetDeviceInterfaceDetail(DevInfo, &DevData, NULL, , &predictedLength, NULL);

         DevDetail = (PSP_DEVICE_INTERFACE_DETAIL_DATA)malloc(predictedLength);

         DevDetail->cbSize = sizeof(SP_DEVICE_INTERFACE_DETAIL_DATA);

         bSuccess = SetupDiGetDeviceInterfaceDetail(DevInfo, &DevData, DevDetail, predictedLength, &requiredLength, NULL);

         if (!bSuccess)

         {

             free(DevDetail);

             DevDetail = NULL;

             continue;

         }

         // origianl

         DevHandle = CreateFile(DevDetail->DevicePath, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, (LPSECURITY_ATTRIBUTES)NULL, OPEN_EXISTING, , NULL);

         if (DevHandle == INVALID_HANDLE_VALUE)

         {

             free(DevDetail);

             DevDetail = NULL;

             continue;

         }

         if (DevHandle != INVALID_HANDLE_VALUE)

         {

             HidD_GetAttributes(DevHandle, &DevAttributes);

             if (!HidD_GetPreparsedData(DevHandle, &PreparsedData))

             {

                 CloseHandle(DevHandle);

                 return ;

             }

             if (!HidP_GetCaps(PreparsedData, &Capabilities))

             {

                 CloseHandle(DevHandle);

                 return ;

             }

             //if (DevAttributes.VendorID == V_ID && DevAttributes.ProductID == P_ID)

             if (DevAttributes.VendorID == UVID && DevAttributes.ProductID == UPID)

             {

                 bSuccess = true;

                 CString str;

                 GetDlgItemTextW(IDC_INFO, str);

                 buf.Format(_T("Find specified Usb Hid device.\r\nVID = 0x%x, PID = 0x%x\r\n"), DevAttributes.VendorID, DevAttributes.ProductID);

                 str += buf;

                 SetDlgItemTextW(IDC_INFO, str);

                 break;

             }

             else

             {

                 CloseHandle(DevHandle);

                 DevHandle = INVALID_HANDLE_VALUE;

             }

         }

     }

     SetupDiDestroyDeviceInfoList(DevInfo);

     return bSuccess;

WriteFile

 BOOL CUsbHidDlg::DeviceWriteFile()

 {

     CString buf;

     CString temp;

     BOOL bRet;

     byte buffer[] = {  };

     UINT len = ;

     DWORD dRet;

     int ErrorCode;

     wchar_t * wbuf = NULL;

     byte ReportID;

     GetDlgItemTextW(IDC_OUTID, buf);

     ReportID = wcstol(buf, &wbuf, );

     //ReportID = _ttoi(buf); Cstring to int

     buffer[] = ReportID; /* Out Report ID */

     /* ok */

     bRet = WriteFile(DevHandle, buffer, len, &dRet, NULL);

     ErrorCode = GetLastError();

     if (bRet){

         buf.Format(_T("WriteFile Successful, check LED 3 !! \r\n"));

         temp = buf;

         SetDlgItemTextW(IDC_INFO, temp);

     }

     else{

         buf.Format(_T("WriteFile Fail !!!\r\n"));

         temp = buf;

         SetDlgItemTextW(IDC_INFO, temp);

     }

     CString strMsg;

     LPVOID lpMsgBuf;

     FormatMessage(

         FORMAT_MESSAGE_ALLOCATE_BUFFER |

         FORMAT_MESSAGE_FROM_SYSTEM |

         FORMAT_MESSAGE_IGNORE_INSERTS,

         NULL,

         ErrorCode,

         MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),

         (LPTSTR)&lpMsgBuf,

         ,

         NULL);

     strMsg.Format(_T("\r\n錯誤訊息：%s\n錯誤代碼：0x%x\r\n"), lpMsgBuf, GetLastError());

     buf += strMsg;

     SetDlgItemTextW(IDC_INFO, buf);

     LocalFree(lpMsgBuf); // 記得 free 掉空間

     return bRet;

 }

ReadFile

 BOOL CUsbHidDlg::DeviceReadFile()

 {

     CString temp, buf;

     BOOL bRet;

     byte buffer[] = {  };

     UINT len = ;

     DWORD dRet = ;

     buffer[] = 0x01;

     wchar_t * wbuf = NULL;

     byte ReportID;

     GetDlgItemTextW(IDC_INID, buf);

     ReportID = wcstol(buf, &wbuf, );

     buffer[] = ReportID; /* Out Report ID */

     //buffer[1] = 0x02;

     //WriteFile(DevHandle, buffer, 8, &dRet, NULL);

     bRet = ReadFile(DevHandle, &buffer[], , &dRet, NULL);

     int ErrorCode = GetLastError();

     if (bRet){

         buf.Format(_T("ReadFile Successful, check LED 4 !!! \r\nReadFile data = "));

         temp = buf;

         for (int i = ; i < ; i++){

             buf.Format(_T("%.2x "), buffer[i]);

             temp += buf;

         }

         temp += _T(".\r\n");

         SetDlgItemTextW(IDC_INFO, temp);

     }

     else

     {

         temp.Format(_T("ReadFile Fail !!!\r\n"));

         SetDlgItemTextW(IDC_INFO, temp);

     }

     CString strMsg;

     LPVOID lpMsgBuf;

     FormatMessage(

         FORMAT_MESSAGE_ALLOCATE_BUFFER |

         FORMAT_MESSAGE_FROM_SYSTEM |

         FORMAT_MESSAGE_IGNORE_INSERTS,

         NULL,

         ErrorCode,

         MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),

         (LPTSTR)&lpMsgBuf,

         ,

         NULL);

     strMsg.Format(_T("\r\n錯誤訊息：%s\n錯誤代碼：0x%x\r\n"), lpMsgBuf, GetLastError());

     temp += strMsg;

     SetDlgItemTextW(IDC_INFO, temp);

     LocalFree(lpMsgBuf); // 記得 free 掉空間

     return bRet;

 }

OutReport

 BOOL CUsbHidDlg::OutReport()

 {

     BOOL bRet;

     CString buf;

     CString temp;

     byte buffer[] = {  };

     UINT len = ;

     DWORD dRet;

     wchar_t * wbuf = NULL;

     byte ReportID;

     GetDlgItemTextW(IDC_OUTID, buf);

     ReportID = wcstol(buf, &wbuf, );

     buffer[] = ReportID; /* Out Report ID*/

     buffer[] = 0x02;

     /* ok */

     bRet = HidD_SetOutputReport(DevHandle, buffer, len);

     if (bRet){

         buf.Format(_T("Send Out Report Successful, check LED 5 !!! \r\n"));

         temp = buf;

         SetDlgItemTextW(IDC_INFO, temp);

     }

     else{

         buf.Format(_T("Send Out Report Fail !!!\r\n"));

         temp = buf;

         SetDlgItemTextW(IDC_INFO, temp);

     }

     /* error message print */

     CString strMsg;

     LPVOID lpMsgBuf;

     FormatMessage(

         FORMAT_MESSAGE_ALLOCATE_BUFFER |

         FORMAT_MESSAGE_FROM_SYSTEM |

         FORMAT_MESSAGE_IGNORE_INSERTS,

         NULL,

         GetLastError(),

         MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),

         (LPTSTR)&lpMsgBuf,

         ,

         NULL);

     strMsg.Format(_T("\r\n錯誤訊息：%s\n錯誤代碼：0x%x\r\n"), lpMsgBuf, GetLastError());

     buf += strMsg;

     SetDlgItemTextW(IDC_INFO, buf);

     LocalFree(lpMsgBuf); // 記得 free 掉空間

     /* error message print */

     return bRet;

 }

InReprot

 BOOL CUsbHidDlg::InReport()

 {

     BOOL bRet;

     CString temp, buf;

     byte buffer[] = {  };

     DWORD dRet;

     UINT len = ;

     wchar_t * wbuf = NULL;

     byte ReportID;

     GetDlgItemTextW(IDC_INID, buf);

     ReportID = wcstol(buf, &wbuf, );

     buffer[] = ReportID; /* IN Report ID*/

     /* ok */

     bRet = HidD_GetInputReport(DevHandle, buffer, len);

     if (bRet){

         buf.Format(_T("Get In Report Successful, check LED 6 !!! \r\n"));

         temp = buf;

         SetDlgItemTextW(IDC_INFO, temp);

     }

     else

     {

         buf.Format(_T("Get In Report Fail !!! \r\n"));

         temp = buf;

         SetDlgItemTextW(IDC_INFO, temp);

     }

     /* error message print */

     CString strMsg;

     LPVOID lpMsgBuf;

     FormatMessage(

         FORMAT_MESSAGE_ALLOCATE_BUFFER |

         FORMAT_MESSAGE_FROM_SYSTEM |

         FORMAT_MESSAGE_IGNORE_INSERTS,

         NULL,

         GetLastError(),

         MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),

         (LPTSTR)&lpMsgBuf,

         ,

         NULL);

     strMsg.Format(_T("\r\n錯誤訊息：%s\n錯誤代碼：0x%x\r\n"), lpMsgBuf, GetLastError());

     buf += strMsg;

     SetDlgItemTextW(IDC_INFO, buf);

     LocalFree(lpMsgBuf); // 記得 free 掉空間

     /* error message print */

     return bRet;

 }

巴特西

(USB HID) VC++ 使用 SetupAPI 操作 USB HID Device

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