/[rdesktop]/sourceforge.net/trunk/seamlessrdp/ServerExe/HookDll/hookdll.c
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Diff of /sourceforge.net/trunk/seamlessrdp/ServerExe/HookDll/hookdll.c

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revision 1072 by ossman_, Thu Mar 9 12:00:15 2006 UTC revision 1073 by ossman_, Thu Mar 9 12:26:31 2006 UTC
# Line 27  Line 27 
27    
28  #include <windows.h>  #include <windows.h>
29  #include <winuser.h>  #include <winuser.h>
 #include <wtsapi32.h>  
 #include <cchannel.h>  
30    
31  #include "hookdll.h"  #include "../vchannel.h"
32    
33  #define DLL_EXPORT __declspec(dllexport)  #define DLL_EXPORT __declspec(dllexport)
34    
# Line 51  static HINSTANCE g_instance = NULL; Line 49  static HINSTANCE g_instance = NULL;
49    
50  static HANDLE g_mutex = NULL;  static HANDLE g_mutex = NULL;
51    
 static HANDLE g_vchannel = NULL;  
   
 static void  
 debug(char *format, ...)  
 {  
         va_list argp;  
         char buf[256];  
   
         sprintf(buf, "DEBUG1,");  
   
         va_start(argp, format);  
         _vsnprintf(buf + sizeof("DEBUG1,") - 1, sizeof(buf) - sizeof("DEBUG1,") + 1, format, argp);  
         va_end(argp);  
   
         vchannel_write(buf);  
 }  
   
52  static LRESULT CALLBACK  static LRESULT CALLBACK
53  wndproc_hook_proc(int code, WPARAM cur_thread, LPARAM details)  wndproc_hook_proc(int code, WPARAM cur_thread, LPARAM details)
54  {  {
# Line 219  cbt_hook_proc(int code, WPARAM wparam, L Line 200  cbt_hook_proc(int code, WPARAM wparam, L
200          return CallNextHookEx(g_cbt_hook, code, wparam, lparam);          return CallNextHookEx(g_cbt_hook, code, wparam, lparam);
201  }  }
202    
 int  
 vchannel_open()  
 {  
         g_vchannel = WTSVirtualChannelOpen(WTS_CURRENT_SERVER_HANDLE,  
                                            WTS_CURRENT_SESSION, CHANNELNAME);  
   
         if (g_vchannel == NULL)  
                 return 0;  
         else  
                 return 1;  
 }  
   
 int  
 vchannel_close()  
 {  
         BOOL result;  
   
         result = WTSVirtualChannelClose(g_vchannel);  
   
         g_vchannel = NULL;  
   
         if (result)  
                 return 1;  
         else  
                 return 0;  
 }  
   
 int  
 vchannel_is_open()  
 {  
         if (g_vchannel == NULL)  
                 return 0;  
         else  
                 return 1;  
 }  
   
 int  
 vchannel_write(char *format, ...)  
 {  
         BOOL result;  
         va_list argp;  
         char buf[1024];  
         int size;  
         ULONG bytes_written;  
   
         if (!vchannel_is_open())  
                 return 1;  
   
         va_start(argp, format);  
         size = _vsnprintf(buf, sizeof(buf), format, argp);  
         va_end(argp);  
   
         if (size >= sizeof(buf))  
                 return 0;  
   
         WaitForSingleObject(g_mutex, INFINITE);  
         result = WTSVirtualChannelWrite(g_vchannel, buf, (ULONG) strlen(buf), &bytes_written);  
         result = WTSVirtualChannelWrite(g_vchannel, "\n", (ULONG) 1, &bytes_written);  
         ReleaseMutex(g_mutex);  
   
         if (result)  
                 return 1;  
         else  
                 return 0;  
 }  
   
203  DLL_EXPORT void  DLL_EXPORT void
204  SetHooks(void)  SetHooks(void)
205  {  {
# Line 320  DllMain(HINSTANCE hinstDLL, DWORD ul_rea Line 235  DllMain(HINSTANCE hinstDLL, DWORD ul_rea
235                          // remember our instance handle                          // remember our instance handle
236                          g_instance = hinstDLL;                          g_instance = hinstDLL;
237    
238                          g_mutex = CreateMutex(NULL, FALSE, "Local\\Seamless");                          g_mutex = CreateMutex(NULL, FALSE, "Local\\SeamlessDLL");
239                          if (!g_mutex)                          if (!g_mutex)
240                                  return FALSE;                                  return FALSE;
241    
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