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//********************************************************************************* |
//********************************************************************************* |
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// |
// |
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//Title: Terminal Services Window Clipper |
//Title: Terminal Services Window Clipper |
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// |
// |
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//Author: Martin Wickett |
//Author: Martin Wickett |
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// |
// |
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//Date: 2004 |
//Date: 2004 |
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// |
// |
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//********************************************************************************* |
//********************************************************************************* |
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|
|
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#include "hookdll.h" |
#include "hookdll.h" |
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#include <windows.h> |
#include <windows.h> |
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#include <winuser.h> |
#include <winuser.h> |
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|
|
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#include "wtsapi32.h" |
#include "wtsapi32.h" |
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#include "Cchannel.h" |
#include "Cchannel.h" |
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|
|
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#define DLL_EXPORT extern "C" __declspec(dllexport) |
#define DLL_EXPORT extern "C" __declspec(dllexport) |
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|
|
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// Shared DATA |
// Shared DATA |
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#pragma data_seg ( "SHAREDDATA" ) |
#pragma data_seg ( "SHAREDDATA" ) |
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|
|
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// this is the total number of processes this dll is currently attached to |
// this is the total number of processes this dll is currently attached to |
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int iInstanceCount = 0; |
int iInstanceCount = 0; |
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HWND hWnd = 0; |
HWND hWnd = 0; |
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|
|
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#pragma data_seg () |
#pragma data_seg () |
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|
|
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#pragma comment(linker, "/section:SHAREDDATA,rws") |
#pragma comment(linker, "/section:SHAREDDATA,rws") |
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|
|
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bool bHooked = false; |
bool bHooked = false; |
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bool bHooked2 = false; |
bool bHooked2 = false; |
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bool bHooked3 = false; |
bool bHooked3 = false; |
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HHOOK hhook = 0;//cbt |
HHOOK hhook = 0;//cbt |
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HHOOK hhook2 = 0;//shell |
HHOOK hhook2 = 0;//shell |
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HHOOK hhook3 = 0;//wnd proc |
HHOOK hhook3 = 0;//wnd proc |
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HINSTANCE hInst = 0; |
HINSTANCE hInst = 0; |
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HANDLE m_vcHandle = 0; |
HANDLE m_vcHandle = 0; |
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|
|
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BOOL APIENTRY DllMain( HINSTANCE hinstDLL, DWORD ul_reason_for_call, LPVOID lpReserved ) |
BOOL APIENTRY DllMain( HINSTANCE hinstDLL, DWORD ul_reason_for_call, LPVOID lpReserved ) |
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{ |
{ |
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switch (ul_reason_for_call) |
switch (ul_reason_for_call) |
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{ |
{ |
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case DLL_PROCESS_ATTACH: |
case DLL_PROCESS_ATTACH: |
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{ |
{ |
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// remember our instance handle |
// remember our instance handle |
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hInst = hinstDLL; |
hInst = hinstDLL; |
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++iInstanceCount; |
++iInstanceCount; |
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OpenVirtualChannel(); |
OpenVirtualChannel(); |
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break; |
break; |
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} |
} |
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|
|
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case DLL_THREAD_ATTACH: |
case DLL_THREAD_ATTACH: |
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break; |
break; |
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case DLL_THREAD_DETACH: |
case DLL_THREAD_DETACH: |
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break; |
break; |
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case DLL_PROCESS_DETACH: |
case DLL_PROCESS_DETACH: |
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{ |
{ |
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--iInstanceCount; |
--iInstanceCount; |
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CloseVirtualChannel(); |
CloseVirtualChannel(); |
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} |
} |
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break; |
break; |
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} |
} |
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|
|
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return TRUE; |
return TRUE; |
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} |
} |
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|
|
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LRESULT CALLBACK CallWndProc(int nCode, WPARAM wParam, LPARAM lParam ) |
LRESULT CALLBACK CallWndProc(int nCode, WPARAM wParam, LPARAM lParam ) |
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{ |
{ |
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if (nCode<0) |
if (nCode<0) |
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{ |
{ |
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return CallNextHookEx(hhook3, nCode, wParam, lParam); |
return CallNextHookEx(hhook3, nCode, wParam, lParam); |
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} |
} |
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|
|
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PCHAR buffer = NULL; |
PCHAR buffer = NULL; |
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char windowTitle[150] = {""}; |
char windowTitle[150] = {""}; |
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HWND windowHandle = NULL; |
HWND windowHandle = NULL; |
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char result[255] = {""}; |
char result[255] = {""}; |
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char strWindowId[25]; |
char strWindowId[25]; |
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char type[25]; |
char type[25]; |
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|
|
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LONG b,t,l,r; |
LONG b,t,l,r; |
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char strB[5]; |
char strB[5]; |
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char strT[5]; |
char strT[5]; |
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char strL[5]; |
char strL[5]; |
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char strR[5]; |
char strR[5]; |
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RECT rect; |
RECT rect; |
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|
|
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CWPSTRUCT* details = (CWPSTRUCT*) lParam; |
CWPSTRUCT* details = (CWPSTRUCT*) lParam; |
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|
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switch( details->message ) |
switch( details->message ) |
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{ |
{ |
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case WM_SIZING: |
case WM_SIZING: |
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case WM_MOVING: |
case WM_MOVING: |
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|
|
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windowHandle = details->hwnd; |
windowHandle = details->hwnd; |
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//get win name |
//get win name |
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GetWindowText(windowHandle,windowTitle,150); |
GetWindowText(windowHandle,windowTitle,150); |
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|
|
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//get an id for it |
//get an id for it |
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itoa((int)windowHandle, strWindowId, 10); |
itoa((int)windowHandle, strWindowId, 10); |
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|
|
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//get coords |
//get coords |
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GetWindowRect(windowHandle,&rect); |
GetWindowRect(windowHandle,&rect); |
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b = rect.bottom; |
b = rect.bottom; |
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t = rect.top; |
t = rect.top; |
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l = rect.left; |
l = rect.left; |
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r = rect.right; |
r = rect.right; |
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ltoa(b,strB,10); |
ltoa(b,strB,10); |
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ltoa(t,strT,10); |
ltoa(t,strT,10); |
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ltoa(r,strR,10); |
ltoa(r,strR,10); |
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ltoa(l,strL,10); |
ltoa(l,strL,10); |
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|
|
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////setup return string |
////setup return string |
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strcat(result, "MSG=CALLWNDPROC_WM_MOVING;"); |
strcat(result, "MSG=CALLWNDPROC_WM_MOVING;"); |
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strcat( result, "ID=" ); |
strcat( result, "ID=" ); |
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strcat( result, strWindowId ); |
strcat( result, strWindowId ); |
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strcat( result, ";" ); |
strcat( result, ";" ); |
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strcat( result, "TITLE=" ); |
strcat( result, "TITLE=" ); |
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strcat( result, windowTitle); |
strcat( result, windowTitle); |
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strcat( result, ";" ); |
strcat( result, ";" ); |
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strcat( result, "POS=" ); |
strcat( result, "POS=" ); |
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strcat( result, strL); |
strcat( result, strL); |
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strcat( result, "~"); |
strcat( result, "~"); |
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strcat( result, strT); |
strcat( result, strT); |
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strcat( result, "~"); |
strcat( result, "~"); |
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strcat( result, strR); |
strcat( result, strR); |
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strcat( result, "~"); |
strcat( result, "~"); |
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strcat( result, strB); |
strcat( result, strB); |
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strcat( result, ";" ); |
strcat( result, ";" ); |
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|
|
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buffer = result; |
buffer = result; |
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|
|
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break; |
break; |
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|
|
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default: |
default: |
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break; |
break; |
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} |
} |
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|
|
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if (ChannelIsOpen()) |
if (ChannelIsOpen()) |
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{ |
{ |
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if ( buffer != NULL) |
if ( buffer != NULL) |
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{ |
{ |
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WriteToChannel(buffer); |
WriteToChannel(buffer); |
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} |
} |
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} |
} |
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|
|
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return CallNextHookEx(hhook3, nCode, wParam, lParam); |
return CallNextHookEx(hhook3, nCode, wParam, lParam); |
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} |
} |
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|
|
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LRESULT CALLBACK CbtProc(int nCode, WPARAM wParam, LPARAM lParam ) |
LRESULT CALLBACK CbtProc(int nCode, WPARAM wParam, LPARAM lParam ) |
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{ |
{ |
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if (nCode<0) |
if (nCode<0) |
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{ |
{ |
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return CallNextHookEx(hhook, nCode, wParam, lParam); |
return CallNextHookEx(hhook, nCode, wParam, lParam); |
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} |
} |
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|
|
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|
|
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PCHAR buffer = NULL; |
PCHAR buffer = NULL; |
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|
|
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|
|
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char windowTitle[150] = {""}; |
char windowTitle[150] = {""}; |
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HWND windowHandle = NULL; |
HWND windowHandle = NULL; |
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char result[255] = {""}; |
char result[255] = {""}; |
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char strWindowId[25]; |
char strWindowId[25]; |
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char type[25]; |
char type[25]; |
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|
|
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|
|
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LONG b,t,l,r; |
LONG b,t,l,r; |
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char strB[5]; |
char strB[5]; |
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char strT[5]; |
char strT[5]; |
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char strL[5]; |
char strL[5]; |
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char strR[5]; |
char strR[5]; |
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RECT rect; |
RECT rect; |
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|
|
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int i = 0;//tmp |
int i = 0;//tmp |
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|
|
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switch( nCode ) |
switch( nCode ) |
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{ |
{ |
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case HCBT_MINMAX: |
case HCBT_MINMAX: |
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|
|
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windowHandle = (HWND)wParam; |
windowHandle = (HWND)wParam; |
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//get win name |
//get win name |
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GetWindowText(windowHandle,windowTitle,150); |
GetWindowText(windowHandle,windowTitle,150); |
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|
|
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//get an id for it |
//get an id for it |
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itoa((int)windowHandle, strWindowId, 10); |
itoa((int)windowHandle, strWindowId, 10); |
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|
|
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//get operation type(min,max). if max, do not clip at all,if min use window's previous coords |
//get operation type(min,max). if max, do not clip at all,if min use window's previous coords |
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//codes are: |
//codes are: |
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|
|
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// SW_HIDE= 0 SW_SHOWNORMAL=1 SW_NORMAL=1 SW_SHOWMINIMIZED=2 SW_SHOWMAXIMIZED=3 SW_MAXIMIZE=3 |
// SW_HIDE= 0 SW_SHOWNORMAL=1 SW_NORMAL=1 SW_SHOWMINIMIZED=2 SW_SHOWMAXIMIZED=3 SW_MAXIMIZE=3 |
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// SW_SHOWNOACTIVATE=4 SW_SHOW=5 SW_MINIMIZE=6 SW_SHOWMINNOACTIVE=7 SW_SHOWNA=8 SW_RESTORE=9 |
// SW_SHOWNOACTIVATE=4 SW_SHOW=5 SW_MINIMIZE=6 SW_SHOWMINNOACTIVE=7 SW_SHOWNA=8 SW_RESTORE=9 |
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// SW_SHOWDEFAULT=10 SW_FORCEMINIMIZE=11 SW_MAX=11 |
// SW_SHOWDEFAULT=10 SW_FORCEMINIMIZE=11 SW_MAX=11 |
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|
|
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itoa((int)lParam, type, 10); |
itoa((int)lParam, type, 10); |
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|
|
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//get coords |
//get coords |
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GetWindowRect(windowHandle,&rect); |
GetWindowRect(windowHandle,&rect); |
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b = rect.bottom; |
b = rect.bottom; |
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t = rect.top; |
t = rect.top; |
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l = rect.left; |
l = rect.left; |
203 |
r = rect.right; |
r = rect.right; |
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ltoa(b,strB,10); |
ltoa(b,strB,10); |
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ltoa(t,strT,10); |
ltoa(t,strT,10); |
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ltoa(r,strR,10); |
ltoa(r,strR,10); |
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ltoa(l,strL,10); |
ltoa(l,strL,10); |
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|
|
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//get name |
//get name |
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GetWindowText(windowHandle,windowTitle,150); |
GetWindowText(windowHandle,windowTitle,150); |
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|
|
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////setup return string |
////setup return string |
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strcat(result, "MSG=HCBT_MINMAX;"); |
strcat(result, "MSG=HCBT_MINMAX;"); |
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strcat( result, "ID=" ); |
strcat( result, "ID=" ); |
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strcat( result, strWindowId ); |
strcat( result, strWindowId ); |
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strcat( result, ";" ); |
strcat( result, ";" ); |
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strcat( result, "TITLE=" ); |
strcat( result, "TITLE=" ); |
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strcat( result, windowTitle); |
strcat( result, windowTitle); |
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strcat( result, ";" ); |
strcat( result, ";" ); |
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strcat( result, "POS=" ); |
strcat( result, "POS=" ); |
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strcat( result, strL); |
strcat( result, strL); |
222 |
strcat( result, "~"); |
strcat( result, "~"); |
223 |
strcat( result, strT); |
strcat( result, strT); |
224 |
strcat( result, "~"); |
strcat( result, "~"); |
225 |
strcat( result, strR); |
strcat( result, strR); |
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strcat( result, "~"); |
strcat( result, "~"); |
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strcat( result, strB); |
strcat( result, strB); |
228 |
strcat( result, ";" ); |
strcat( result, ";" ); |
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strcat( result, "TYPE=" ); |
strcat( result, "TYPE=" ); |
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strcat( result, type ); |
strcat( result, type ); |
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strcat( result, ";" ); |
strcat( result, ";" ); |
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|
|
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//------------------------------------------------------------------------------------------------- |
//------------------------------------------------------------------------------------------------- |
234 |
// code to prevent minimising windows (can be removed once minimise has been implemented) |
// code to prevent minimising windows (can be removed once minimise has been implemented) |
235 |
i = (int)lParam; |
i = (int)lParam; |
236 |
//if (i==0 || i==2 || i==6 || i==7 || i==8 || i==11) |
//if (i==0 || i==2 || i==6 || i==7 || i==8 || i==11) |
237 |
if ( i==2 || i==6 ) |
if ( i==2 || i==6 ) |
238 |
{ |
{ |
239 |
MessageBox(0,"Minimising windows is not allowed in this version. Sorry!","TS Window Clipper", MB_OK); |
MessageBox(0,"Minimising windows is not allowed in this version. Sorry!","TS Window Clipper", MB_OK); |
240 |
return 1; |
return 1; |
241 |
} |
} |
242 |
//----------------------------------------------------------------------------------------- |
//----------------------------------------------------------------------------------------- |
243 |
|
|
244 |
//------------------------------------------------------------------------------------------------- |
//------------------------------------------------------------------------------------------------- |
245 |
// code to prevent maximising windows (can be removed once maximise has been implemented) |
// code to prevent maximising windows (can be removed once maximise has been implemented) |
246 |
i = (int)lParam; |
i = (int)lParam; |
247 |
//if (i==3 || i==9 || i==11) |
//if (i==3 || i==9 || i==11) |
248 |
if (i==3 || i==11) |
if (i==3 || i==11) |
249 |
{ |
{ |
250 |
MessageBox(0,"Maximising windows is not allowed in this version. Sorry!","TS Window Clipper", MB_OK); |
MessageBox(0,"Maximising windows is not allowed in this version. Sorry!","TS Window Clipper", MB_OK); |
251 |
return 1; |
return 1; |
252 |
} |
} |
253 |
//----------------------------------------------------------------------------------------- |
//----------------------------------------------------------------------------------------- |
254 |
|
|
255 |
buffer = result; |
buffer = result; |
256 |
|
|
257 |
break; |
break; |
258 |
|
|
259 |
case HCBT_MOVESIZE: |
case HCBT_MOVESIZE: |
260 |
|
|
261 |
windowHandle = (HWND)wParam; |
windowHandle = (HWND)wParam; |
262 |
//get win name |
//get win name |
263 |
GetWindowText(windowHandle,windowTitle,150); |
GetWindowText(windowHandle,windowTitle,150); |
264 |
|
|
265 |
//get an id for it |
//get an id for it |
266 |
itoa((int)windowHandle, strWindowId, 10); |
itoa((int)windowHandle, strWindowId, 10); |
267 |
|
|
268 |
//get coords |
//get coords |
269 |
GetWindowRect(windowHandle,&rect); |
GetWindowRect(windowHandle,&rect); |
270 |
b = rect.bottom; |
b = rect.bottom; |
271 |
t = rect.top; |
t = rect.top; |
272 |
l = rect.left; |
l = rect.left; |
273 |
r = rect.right; |
r = rect.right; |
274 |
ltoa(b,strB,10); |
ltoa(b,strB,10); |
275 |
ltoa(t,strT,10); |
ltoa(t,strT,10); |
276 |
ltoa(r,strR,10); |
ltoa(r,strR,10); |
277 |
ltoa(l,strL,10); |
ltoa(l,strL,10); |
278 |
|
|
279 |
//get name |
//get name |
280 |
GetWindowText(windowHandle,windowTitle,150); |
GetWindowText(windowHandle,windowTitle,150); |
281 |
|
|
282 |
////setup return string |
////setup return string |
283 |
strcat(result, "MSG=HCBT_MOVESIZE;"); |
strcat(result, "MSG=HCBT_MOVESIZE;"); |
284 |
strcat( result, "ID=" ); |
strcat( result, "ID=" ); |
285 |
strcat( result, strWindowId ); |
strcat( result, strWindowId ); |
286 |
strcat( result, ";" ); |
strcat( result, ";" ); |
287 |
strcat( result, "TITLE=" ); |
strcat( result, "TITLE=" ); |
288 |
strcat( result, windowTitle); |
strcat( result, windowTitle); |
289 |
strcat( result, ";" ); |
strcat( result, ";" ); |
290 |
strcat( result, "POS=" ); |
strcat( result, "POS=" ); |
291 |
strcat( result, strL); |
strcat( result, strL); |
292 |
strcat( result, "~"); |
strcat( result, "~"); |
293 |
strcat( result, strT); |
strcat( result, strT); |
294 |
strcat( result, "~"); |
strcat( result, "~"); |
295 |
strcat( result, strR); |
strcat( result, strR); |
296 |
strcat( result, "~"); |
strcat( result, "~"); |
297 |
strcat( result, strB); |
strcat( result, strB); |
298 |
strcat( result, ";" ); |
strcat( result, ";" ); |
299 |
|
|
300 |
buffer = result; |
buffer = result; |
301 |
|
|
302 |
break; |
break; |
303 |
case HCBT_SETFOCUS: |
case HCBT_SETFOCUS: |
304 |
//buffer = "HCBT_SETFOCUS"; |
//buffer = "HCBT_SETFOCUS"; |
305 |
//not needed yet |
//not needed yet |
306 |
break; |
break; |
307 |
default: |
default: |
308 |
break; |
break; |
309 |
} |
} |
310 |
|
|
311 |
if (ChannelIsOpen()) |
if (ChannelIsOpen()) |
312 |
{ |
{ |
313 |
if ( buffer != NULL) |
if ( buffer != NULL) |
314 |
{ |
{ |
315 |
WriteToChannel(buffer); |
WriteToChannel(buffer); |
316 |
} |
} |
317 |
} |
} |
318 |
|
|
319 |
return CallNextHookEx(hhook, nCode, wParam, lParam); |
return CallNextHookEx(hhook, nCode, wParam, lParam); |
320 |
} |
} |
321 |
|
|
322 |
|
|
323 |
LRESULT CALLBACK ShellProc(int nCode, WPARAM wParam, LPARAM lParam ) |
LRESULT CALLBACK ShellProc(int nCode, WPARAM wParam, LPARAM lParam ) |
324 |
{ |
{ |
325 |
if (nCode<0) |
if (nCode<0) |
326 |
{ |
{ |
327 |
return CallNextHookEx(hhook, nCode, wParam, lParam); |
return CallNextHookEx(hhook, nCode, wParam, lParam); |
328 |
} |
} |
329 |
|
|
330 |
if (ChannelIsOpen()) |
if (ChannelIsOpen()) |
331 |
{ |
{ |
332 |
PCHAR buffer = NULL; |
PCHAR buffer = NULL; |
333 |
|
|
334 |
char windowTitle[150] = {""}; |
char windowTitle[150] = {""}; |
335 |
HWND windowHandle = NULL; |
HWND windowHandle = NULL; |
336 |
char result[255] = {""}; |
char result[255] = {""}; |
337 |
char strWindowId[25]; |
char strWindowId[25]; |
338 |
LONG b,t,l,r; |
LONG b,t,l,r; |
339 |
char strB[5]; |
char strB[5]; |
340 |
char strT[5]; |
char strT[5]; |
341 |
char strL[5]; |
char strL[5]; |
342 |
char strR[5]; |
char strR[5]; |
343 |
RECT rect; |
RECT rect; |
344 |
|
|
345 |
switch( nCode ) |
switch( nCode ) |
346 |
{ |
{ |
347 |
case HSHELL_WINDOWCREATED: |
case HSHELL_WINDOWCREATED: |
348 |
|
|
349 |
//get window id |
//get window id |
350 |
windowHandle = (HWND) wParam; |
windowHandle = (HWND) wParam; |
351 |
itoa((int)windowHandle, strWindowId, 10); |
itoa((int)windowHandle, strWindowId, 10); |
352 |
|
|
353 |
//get coords |
//get coords |
354 |
GetWindowRect(windowHandle,&rect); |
GetWindowRect(windowHandle,&rect); |
355 |
b = rect.bottom; |
b = rect.bottom; |
356 |
t = rect.top; |
t = rect.top; |
357 |
l = rect.left; |
l = rect.left; |
358 |
r = rect.right; |
r = rect.right; |
359 |
ltoa(b,strB,10); |
ltoa(b,strB,10); |
360 |
ltoa(t,strT,10); |
ltoa(t,strT,10); |
361 |
ltoa(r,strR,10); |
ltoa(r,strR,10); |
362 |
ltoa(l,strL,10); |
ltoa(l,strL,10); |
363 |
|
|
364 |
//get name |
//get name |
365 |
GetWindowText(windowHandle,windowTitle,150); |
GetWindowText(windowHandle,windowTitle,150); |
366 |
|
|
367 |
////setup return string |
////setup return string |
368 |
strcat(result, "MSG=HSHELL_WINDOWCREATED;"); |
strcat(result, "MSG=HSHELL_WINDOWCREATED;"); |
369 |
strcat( result, "ID=" ); |
strcat( result, "ID=" ); |
370 |
strcat( result, strWindowId ); |
strcat( result, strWindowId ); |
371 |
strcat( result, ";" ); |
strcat( result, ";" ); |
372 |
strcat( result, "TITLE=" ); |
strcat( result, "TITLE=" ); |
373 |
strcat( result, windowTitle); |
strcat( result, windowTitle); |
374 |
strcat( result, ";" ); |
strcat( result, ";" ); |
375 |
strcat( result, "POS=" ); |
strcat( result, "POS=" ); |
376 |
strcat( result, strL); |
strcat( result, strL); |
377 |
strcat( result, "~"); |
strcat( result, "~"); |
378 |
strcat( result, strT); |
strcat( result, strT); |
379 |
strcat( result, "~"); |
strcat( result, "~"); |
380 |
strcat( result, strR); |
strcat( result, strR); |
381 |
strcat( result, "~"); |
strcat( result, "~"); |
382 |
strcat( result, strB); |
strcat( result, strB); |
383 |
strcat( result, ";" ); |
strcat( result, ";" ); |
384 |
|
|
385 |
buffer = result; |
buffer = result; |
386 |
|
|
387 |
break; |
break; |
388 |
|
|
389 |
case HSHELL_WINDOWDESTROYED: |
case HSHELL_WINDOWDESTROYED: |
390 |
|
|
391 |
//get window id |
//get window id |
392 |
windowHandle = (HWND) wParam; |
windowHandle = (HWND) wParam; |
393 |
itoa((int)windowHandle, strWindowId, 10); |
itoa((int)windowHandle, strWindowId, 10); |
394 |
|
|
395 |
//get name |
//get name |
396 |
GetWindowText(windowHandle,windowTitle,150); |
GetWindowText(windowHandle,windowTitle,150); |
397 |
|
|
398 |
////setup return string |
////setup return string |
399 |
strcat(result, "MSG=HSHELL_WINDOWDESTROYED;"); |
strcat(result, "MSG=HSHELL_WINDOWDESTROYED;"); |
400 |
strcat( result, "ID=" ); |
strcat( result, "ID=" ); |
401 |
strcat( result, strWindowId ); |
strcat( result, strWindowId ); |
402 |
strcat( result, ";" ); |
strcat( result, ";" ); |
403 |
strcat( result, "TITLE=" ); |
strcat( result, "TITLE=" ); |
404 |
strcat( result, windowTitle); |
strcat( result, windowTitle); |
405 |
strcat( result, ";" ); |
strcat( result, ";" ); |
406 |
|
|
407 |
buffer = result; |
buffer = result; |
408 |
|
|
409 |
break; |
break; |
410 |
default: |
default: |
411 |
break; |
break; |
412 |
} |
} |
413 |
|
|
414 |
if ( buffer != NULL) |
if ( buffer != NULL) |
415 |
{ |
{ |
416 |
WriteToChannel(buffer); |
WriteToChannel(buffer); |
417 |
} |
} |
418 |
} |
} |
419 |
|
|
420 |
return CallNextHookEx(hhook, nCode, wParam, lParam); |
return CallNextHookEx(hhook, nCode, wParam, lParam); |
421 |
} |
} |
422 |
|
|
423 |
DLL_EXPORT void SetCbtHook(void) |
DLL_EXPORT void SetCbtHook(void) |
424 |
{ |
{ |
425 |
if (!bHooked) |
if (!bHooked) |
426 |
{ |
{ |
427 |
hhook = SetWindowsHookEx(WH_CBT, (HOOKPROC)CbtProc, hInst, (DWORD)NULL); |
hhook = SetWindowsHookEx(WH_CBT, (HOOKPROC)CbtProc, hInst, (DWORD)NULL); |
428 |
bHooked = true; |
bHooked = true; |
429 |
} |
} |
430 |
|
|
431 |
if (!bHooked2) |
if (!bHooked2) |
432 |
{ |
{ |
433 |
hhook2 = SetWindowsHookEx(WH_SHELL, (HOOKPROC)ShellProc, hInst, (DWORD)NULL); |
hhook2 = SetWindowsHookEx(WH_SHELL, (HOOKPROC)ShellProc, hInst, (DWORD)NULL); |
434 |
bHooked2 = true; |
bHooked2 = true; |
435 |
} |
} |
436 |
|
|
437 |
if (!bHooked3) |
if (!bHooked3) |
438 |
{ |
{ |
439 |
hhook3 = SetWindowsHookEx(WH_CALLWNDPROC, (HOOKPROC)CallWndProc, hInst, (DWORD)NULL); |
hhook3 = SetWindowsHookEx(WH_CALLWNDPROC, (HOOKPROC)CallWndProc, hInst, (DWORD)NULL); |
440 |
bHooked3 = true; |
bHooked3 = true; |
441 |
} |
} |
442 |
} |
} |
443 |
|
|
444 |
DLL_EXPORT void RemoveCbtHook(void) |
DLL_EXPORT void RemoveCbtHook(void) |
445 |
{ |
{ |
446 |
if(bHooked) |
if(bHooked) |
447 |
{ |
{ |
448 |
UnhookWindowsHookEx(hhook); |
UnhookWindowsHookEx(hhook); |
449 |
bHooked = false; |
bHooked = false; |
450 |
} |
} |
451 |
|
|
452 |
if(bHooked2) |
if(bHooked2) |
453 |
{ |
{ |
454 |
UnhookWindowsHookEx(hhook2); |
UnhookWindowsHookEx(hhook2); |
455 |
bHooked2 = false; |
bHooked2 = false; |
456 |
} |
} |
457 |
|
|
458 |
if(bHooked3) |
if(bHooked3) |
459 |
{ |
{ |
460 |
UnhookWindowsHookEx(hhook3); |
UnhookWindowsHookEx(hhook3); |
461 |
bHooked3 = false; |
bHooked3 = false; |
462 |
} |
} |
463 |
} |
} |
464 |
|
|
465 |
DLL_EXPORT int GetInstanceCount() |
DLL_EXPORT int GetInstanceCount() |
466 |
{ |
{ |
467 |
return iInstanceCount; |
return iInstanceCount; |
468 |
} |
} |
469 |
|
|
470 |
int OpenVirtualChannel() |
int OpenVirtualChannel() |
471 |
{ |
{ |
472 |
m_vcHandle = WTSVirtualChannelOpen(WTS_CURRENT_SERVER_HANDLE,WTS_CURRENT_SESSION,CHANNELNAME); |
m_vcHandle = WTSVirtualChannelOpen(WTS_CURRENT_SERVER_HANDLE,WTS_CURRENT_SESSION,CHANNELNAME); |
473 |
|
|
474 |
if (m_vcHandle==NULL) |
if (m_vcHandle==NULL) |
475 |
{ |
{ |
476 |
return 0; |
return 0; |
477 |
} |
} |
478 |
else |
else |
479 |
{ |
{ |
480 |
return 1; |
return 1; |
481 |
} |
} |
482 |
} |
} |
483 |
|
|
484 |
int CloseVirtualChannel() |
int CloseVirtualChannel() |
485 |
{ |
{ |
486 |
BOOL result = WTSVirtualChannelClose(m_vcHandle); |
BOOL result = WTSVirtualChannelClose(m_vcHandle); |
487 |
|
|
488 |
m_vcHandle = NULL; |
m_vcHandle = NULL; |
489 |
|
|
490 |
if (result) |
if (result) |
491 |
{ |
{ |
492 |
return 1; |
return 1; |
493 |
} |
} |
494 |
else |
else |
495 |
{ |
{ |
496 |
return 0; |
return 0; |
497 |
} |
} |
498 |
} |
} |
499 |
|
|
500 |
int ChannelIsOpen() |
int ChannelIsOpen() |
501 |
{ |
{ |
502 |
if (m_vcHandle==NULL) |
if (m_vcHandle==NULL) |
503 |
{ |
{ |
504 |
return 0; |
return 0; |
505 |
} |
} |
506 |
else |
else |
507 |
{ |
{ |
508 |
return 1; |
return 1; |
509 |
} |
} |
510 |
} |
} |
511 |
|
|
512 |
int WriteToChannel(PCHAR buffer) |
int WriteToChannel(PCHAR buffer) |
513 |
{ |
{ |
514 |
PULONG bytesRead = 0; |
PULONG bytesRead = 0; |
515 |
PULONG pBytesWritten = 0; |
PULONG pBytesWritten = 0; |
516 |
|
|
517 |
BOOL result = WTSVirtualChannelWrite(m_vcHandle,buffer,(ULONG) strlen(buffer),pBytesWritten); |
BOOL result = WTSVirtualChannelWrite(m_vcHandle,buffer,(ULONG) strlen(buffer),pBytesWritten); |
518 |
|
|
519 |
if (result) |
if (result) |
520 |
{ |
{ |
521 |
return 1; |
return 1; |
522 |
} |
} |
523 |
else |
else |
524 |
{ |
{ |
525 |
return 0; |
return 0; |
526 |
} |
} |
527 |
} |
} |