学步园

    wince不是不支持，是间接支持

    dll中仅提供实际的钩子函数，安装和卸载钩子都在应用程序中进行

    导出钩子实现回调函数：KeyProc

HOOKCE32_API LRESULT CALLBACK KeyProc(int nCode, WPARAM wParam, LPARAM lParam);<br /> #include <windows.h><br /> #include <commctrl.h><br /> //#include "pwinuser.h"<br /> #define HC_ACTION 0<br /> #define WH_JOURNALRECORD 0<br /> #define WH_JOURNALPLAYBACK 1<br /> #define WH_KEYBOARD_LL 20<br /> #define WM_DEFMOUSE WM_USER+900<br /> #pragma comment(lib, "Coredll.lib") //加载Coredll.lib库<br /> typedef LRESULT (* HOOKPROC)(int nCode, WPARAM wParam, LPARAM lParam); //定义响应函数指针<br /> typedef HHOOK (WINAPI *_SetWindowsHookExW)(int, HOOKPROC, HINSTANCE, DWORD); //定义SetWindowsHookEx指针<br /> typedef LRESULT (WINAPI *_CallNextHookEx)(HHOOK, int , WPARAM , LPARAM ); //定义CallNextHookEx指针<br /> typedef LRESULT (WINAPI *_UnhookWindowsHookEx)(HHOOK); //定义关闭钩子函数指针<br /> static _SetWindowsHookExW XgdSetWindowsHookEx;<br /> static _CallNextHookEx XgdCallNextHookEx;<br /> static _UnhookWindowsHookEx XgdUnhookWindowsHookEx;<br /> // For the low level keyboard hook, your keyboards procedures is passed a pointer to KBDLLHOOKSTRUCT instance<br /> typedef struct {<br /> DWORD vkCode;<br /> DWORD scanCode;<br /> DWORD flags;<br /> DWORD time;<br /> ULONG_PTR dwExtraInfo;<br /> } KBDLLHOOKSTRUCT, *PKBDLLHOOKSTRUCT;</p> <p>HINSTANCE g_hHookApiDLL = NULL;<br /> HHOOK g_KeyBoardhook = NULL;</p> <p>#pragma data_seg(".ZTSec")<br /> //HWND g_hWnd = NULL;<br /> #pragma data_seg()<br /> #pragma comment(linker,"/section:.ZTSec,RWS")<br /> int log(const char * Content, long Len);</p> <p>int log(const char * Content, long Len)<br /> {<br /> if(Len <= 0)<br /> return 0;<br /> FILE * fp;<br /> fp = fopen( "//hookce32 log.txt", "ab+" );<br /> if( fp == NULL )<br /> return 0;<br /> if(feof(fp) != 1)<br /> {<br /> if(fseek(fp, 0, SEEK_END) != 0)<br /> return 0;<br /> }<br /> long retLen = fprintf(fp, "%s/r/n/r/n", Content);<br /> fclose(fp);<br /> return 1;<br /> }<br /> /********************************************************<br /> 功能：创建键盘响应回调函数<br /> 参数：int nCode, WPARAM wParam, LPARAM lParam<br /> 备注：该回调函数的参数为固定形式<br /> 作者：CHR<br /> 时间：-12-2<br /> ********************************************************/<br /> LRESULT CALLBACK KeyProc(int nCode, WPARAM wParam, LPARAM lParam)<br /> {<br /> KBDLLHOOKSTRUCT *pkh = (KBDLLHOOKSTRUCT*) lParam;<br /> if (nCode == HC_ACTION)<br /> {<br /> if(pkh->vkCode == VK_ESCAPE)<br /> {<br /> const char * notice = "按下Esc";<br /> log(notice, strlen(notice));<br /> return TRUE;<br /> }<br /> //按下回车键<br /> if(pkh->vkCode == VK_RETURN)<br /> {<br /> const char * notice = "按下Enter";<br /> log(notice, strlen(notice));<br /> return TRUE;<br /> }<br /> /// Ctrl+Esc<br /> if((pkh->vkCode==VK_ESCAPE && GetAsyncKeyState(VK_LCONTROL)) ||<br /> (pkh->vkCode==VK_ESCAPE && GetAsyncKeyState(VK_RCONTROL)))<br /> {<br /> const char * notice = "Ctrl+Esc";<br /> log(notice, strlen(notice));<br /> return TRUE;<br /> }<br /> ///Alt+TAB<br /> if((pkh->vkCode==VK_TAB && GetAsyncKeyState(VK_LMENU)) ||<br /> (pkh->vkCode==VK_TAB && GetAsyncKeyState(VK_RMENU)))<br /> {<br /> const char * notice = "Alt+TAB";<br /> log(notice, strlen(notice));<br /> SHELLEXECUTEINFO shInfo;<br /> memset(&shInfo, 0, sizeof(SHELLEXECUTEINFO));<br /> shInfo.cbSize = sizeof(SHELLEXECUTEINFO);<br /> shInfo.fMask = SEE_MASK_NOCLOSEPROCESS;<br /> shInfo.lpFile = _T("//SD Memory//任务管理.exe"); //你要调用的应用程序<br /> shInfo.lpParameters = NULL;<br /> shInfo.lpDirectory = _T("//SD Memory"); //程序存储的目录<br /> ShellExecuteEx(&shInfo);<br /> return TRUE;<br /> }<br /> ///Alt+Esc<br /> if((pkh->vkCode==VK_ESCAPE && GetAsyncKeyState(VK_LMENU)) ||<br /> (pkh->vkCode==VK_ESCAPE && GetAsyncKeyState(VK_RMENU)))<br /> {<br /> const char * notice = "Alt+Esc";<br /> log(notice, strlen(notice));<br /> return TRUE;<br /> }<br /> ///Ctrl+Alt+Del<br /> if(pkh->vkCode==VK_DELETE)<br /> {<br /> if((GetAsyncKeyState(VK_LCONTROL) && GetAsyncKeyState(VK_LMENU)) ||<br /> (GetAsyncKeyState(VK_LCONTROL) && GetAsyncKeyState(VK_RMENU)))<br /> {<br /> const char * notice = "Ctrl+Alt+Del 1";<br /> log(notice, strlen(notice));<br /> return TRUE;<br /> }<br /> if((GetAsyncKeyState(VK_RCONTROL) && GetAsyncKeyState(VK_LMENU)) ||<br /> (GetAsyncKeyState(VK_RCONTROL) && GetAsyncKeyState(VK_RMENU)))<br /> {<br /> const char * notice = "Ctrl+Alt+Del 2";<br /> log(notice, strlen(notice));<br /> return TRUE;<br /> }<br /> }<br /> ///Start Menu<br /> if(pkh->vkCode==VK_LWIN || pkh->vkCode==VK_RWIN)<br /> {<br /> const char * notice = "Start Menu";<br /> log(notice, strlen(notice));<br /> return TRUE;<br /> }<br /> }<br /> return XgdCallNextHookEx(g_KeyBoardhook, nCode, wParam, lParam);<br /> }<br />  

键盘钩子的调用如下：

注：身份认证和键盘钩子的调用的一起实现的

由于需要hook掉某些键盘按键，所以在进入对话框输入认证信息前需要先加载钩子，在认证完成以后卸载钩子。

备注：在dll中加载和卸载钩子失败，所以把加载卸载放到应用程序中进行调用。

//加载wince键盘钩子dll<br /> typedef void (*HookKb)();<br /> HookKb hookKb;<br /> g_hHookApiDLL = LoadLibrary(L"HookCE32.dll");<br /> if(g_hHookApiDLL != NULL)<br /> KeyboardProcEx =(HOOKPROC) GetProcAddress(g_hHookApiDLL, _T("KeyProc"));<br /> //获取安装钩子函数<br /> g_hcoreDLL = LoadLibrary(_T("coredll.dll"));<br /> if(g_hcoreDLL)<br /> SetWindowsHookEx = (_SetWindowsHookExW)GetProcAddress(g_hcoreDLL, _T("SetWindowsHookExW"));<br /> //安装钩子<br /> g_hInstalledLLKBDhook = SetWindowsHookEx(WH_KEYBOARD_LL , KeyboardProcEx, g_hHookApiDLL, 0); </p> <p> //加载认证对话框dll<br /> typedef void (*AuthDlgShow)();<br /> HINSTANCE hdll;<br /> AuthDlgShow Authdlg;<br /> hdll = LoadLibrary(L"Authentication.dll");<br /> if(hdll != NULL)<br /> {<br /> Authdlg = (AuthDlgShow)GetProcAddress(hdll,L"AuthDlg");<br /> Authdlg(); //调用DLL显示对话框<br /> }<br /> else<br /> {<br /> DWORD error = GetLastError();<br /> char szString[100];<br /> sprintf(szString, "%u ",error);<br /> log(szString, strlen(szString));<br /> return false;<br /> }<br /> FreeLibrary(hdll);</p> <p> //获取卸载钩子的函数，卸载钩子<br /> if(g_hcoreDLL)<br /> UnhookWindowsHookEx = (_UnhookWindowsHookEx)GetProcAddress(g_hcoreDLL, TEXT("UnhookWindowsHookEx"));//_UnhookWindowsHookEx<br /> UnhookWindowsHookEx(g_hInstalledLLKBDhook);<br /> //释放句柄<br /> if(g_hHookApiDLL != NULL)<br /> FreeLibrary(g_hHookApiDLL);<br /> if(g_hcoreDLL)<br /> FreeLibrary(g_hcoreDLL);<br />