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//+-------------------------------------------------------------------
//
// File: srvmain.cxx
//
// Contents: This file contins the EXE entry points
//
// History: 28-Feb-96 Rickhi Created
//
//---------------------------------------------------------------------
#include <common.h>
#include <mixedcf.hxx>
extern "C" const GUID CLSID_QI;
extern "C" const GUID CLSID_Balls;
extern "C" const GUID CLSID_Loop;
extern "C" const GUID CLSID_Cubes;
int WINAPI RegisterSameThread(
HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLine,
int nCmdShow,
DWORD dwThreadModel);
int WINAPI RegisterDifferentThreads(
HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLine,
int nCmdShow,
DWORD dwThreadModel);
void RunServerThread(STHREADINFO *pThrdInfo);
DWORD _stdcall ServerThread(void *param);
void WakeupAllThreads();
TCHAR *pszWindow[] = { TEXT("QI Server"),
TEXT("Balls Server"),
TEXT("Cubes Server"),
TEXT("Loops Server")};
STHREADINFO *gpThrdInfo = NULL;
ULONG gcThrds = 0;
BOOL gfWokenUpAllThreads = FALSE;
//+-------------------------------------------------------------------
//
// Function: MakeClassInfo
//
// Synopsis: fills in a SCLASSINFO structure
//
// History: 28-Feb-96 Rickhi Created
//
//--------------------------------------------------------------------
HRESULT MakeClassInfo(REFCLSID rclsid, SCLASSINFO *pClsInfo)
{
pClsInfo->clsid = rclsid;
pClsInfo->pCF = (IClassFactory *) new CMixedClassFactory(rclsid);
pClsInfo->dwCtx = CLSCTX_LOCAL_SERVER;
pClsInfo->dwClsReg = REGCLS_MULTIPLEUSE | REGCLS_SUSPENDED;
pClsInfo->dwReg = 0;
return (pClsInfo->pCF != NULL) ? S_OK : E_OUTOFMEMORY;
}
//+-------------------------------------------------------------------
//
// Function: WinMain
//
// Synopsis: Entry point. Creates the classinfo and enters the main
// server loop.
//
// History: 28-Feb-96 Rickhi Created
//
//--------------------------------------------------------------------
int WINAPI WinMain(
HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLine,
int nCmdShow)
{
if (lpCmdLine == NULL)
{
// ShowHelp();
return -1;
}
if (!(strncmp(lpCmdLine, "ApartmentSameThread", 19)))
{
return RegisterSameThread(hInstance, hPrevInstance, lpCmdLine, nCmdShow,
SRVF_THREADMODEL_APARTMENT);
}
else if (!(strncmp(lpCmdLine, "FreeSameThread", 14)))
{
return RegisterSameThread(hInstance, hPrevInstance, lpCmdLine, nCmdShow,
SRVF_THREADMODEL_MULTI);
}
else if (!(strncmp(lpCmdLine, "ApartmentDifferentThread", 24)))
{
return RegisterDifferentThreads(hInstance, hPrevInstance, lpCmdLine, nCmdShow,
SRVF_THREADMODEL_APARTMENT);
}
else if (!(strncmp(lpCmdLine, "FreeDifferentThread", 24)))
{
return RegisterDifferentThreads(hInstance, hPrevInstance, lpCmdLine, nCmdShow,
SRVF_THREADMODEL_MULTI);
}
return -1;
}
//+-------------------------------------------------------------------
//
// Function: RegisterSameThread
//
// Synopsis: Entry point. Creates the classinfo and enters the main
// server loop.
//
// History: 28-Feb-96 Rickhi Created
//
//--------------------------------------------------------------------
int WINAPI RegisterSameThread(
HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLine,
int nCmdShow,
DWORD dwThreadModel)
{
SCLASSINFO ClsInfo[4];
STHREADINFO ThrdInfo;
HRESULT hr[4];
hr[0] = MakeClassInfo(CLSID_QI, &ClsInfo[0]);
hr[1] = MakeClassInfo(CLSID_Balls, &ClsInfo[1]);
hr[2] = MakeClassInfo(CLSID_Cubes, &ClsInfo[2]);
hr[3] = MakeClassInfo(CLSID_Loop, &ClsInfo[3]);
ThrdInfo.hEventRun = CreateEvent(NULL, FALSE, FALSE, NULL);
ThrdInfo.hEventDone = CreateEvent(NULL, FALSE, FALSE, NULL);
ThrdInfo.hInstance = hInstance;
ThrdInfo.pszWindow = pszWindow[0];
ThrdInfo.dwFlags = dwThreadModel;
ThrdInfo.cClasses = 4;
ThrdInfo.pClsInfo = &ClsInfo[0];
// this thread is the one that should call resume.
ThrdInfo.dwFlags |= SRVF_REGISTER_RESUME;
ThrdInfo.dwTid = GetCurrentThreadId();
// stuff the thrd pointers and count into globals so we can
// wake the threads up whenever 1 single thread exits.
gpThrdInfo = &ThrdInfo;
gcThrds = 1;
hr[0] = SrvMain2(&ThrdInfo);
return hr[0];
}
//+-------------------------------------------------------------------
//
// Function: RegisterDifferentThreads
//
// Synopsis: Entry point. Creates the classinfo and enters the main
// server loop.
//
// History: 28-Feb-96 Rickhi Created
//
//--------------------------------------------------------------------
int WINAPI RegisterDifferentThreads(
HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLine,
int nCmdShow,
DWORD dwThreadModel)
{
SCLASSINFO ClsInfo[4];
STHREADINFO ThrdInfo[4];
HRESULT hr[4];
hr[0] = MakeClassInfo(CLSID_QI, &ClsInfo[0]);
hr[1] = MakeClassInfo(CLSID_Balls, &ClsInfo[1]);
hr[2] = MakeClassInfo(CLSID_Cubes, &ClsInfo[2]);
hr[3] = MakeClassInfo(CLSID_Loop, &ClsInfo[3]);
for (int i=0; i<4; i++)
{
if (SUCCEEDED(hr[i]))
{
ThrdInfo[i].hEventRun = CreateEvent(NULL, FALSE, FALSE, NULL);
ThrdInfo[i].hEventDone = CreateEvent(NULL, FALSE, FALSE, NULL);
ThrdInfo[i].hInstance = hInstance;
ThrdInfo[i].pszWindow = pszWindow[i];
ThrdInfo[i].dwFlags = dwThreadModel;
ThrdInfo[i].cClasses = 1;
ThrdInfo[i].pClsInfo = &ClsInfo[i];
if (i > 0)
{
// run the thread and wait for it signal it's ready
RunServerThread(&ThrdInfo[i]);
WaitForSingleObject(ThrdInfo[i].hEventRun, 0xffffffff);
CloseHandle(ThrdInfo[i].hEventRun);
}
}
}
// this thread is the one that should call resume.
ThrdInfo[0].dwFlags |= SRVF_REGISTER_RESUME;
ThrdInfo[0].dwTid = GetCurrentThreadId();
// stuff the thrd pointers and count into globals so we can
// wake the threads up whenever 1 single thread exits.
gpThrdInfo = &ThrdInfo[0];
gcThrds = 4;
hr[0] = SrvMain2(&ThrdInfo[0]);
WakeupAllThreads();
for (i=0; i<4; i++)
{
if (SUCCEEDED(hr[i]))
{
// wait for other thread to complete before exiting.
WaitForSingleObject(ThrdInfo[i].hEventDone, 0xffffffff);
CloseHandle(ThrdInfo[i].hEventDone);
}
}
return hr[0];
}
//+-------------------------------------------------------------------
//
// Function: WakeupAllThreads
//
// Synopsis: Wakes up all the other threads in the process when
// one thread decides to exit.
//
// History: 28-Feb-96 Rickhi Created
//
//--------------------------------------------------------------------
void WakeupAllThreads()
{
if (gfWokenUpAllThreads)
return;
gfWokenUpAllThreads = TRUE;
STHREADINFO *pThrdInfo = gpThrdInfo;
for (ULONG i=0; i<gcThrds; i++, pThrdInfo++)
{
PostThreadMessage(pThrdInfo->dwTid, WM_QUIT, 0, 0);
}
}
//+-------------------------------------------------------------------
//
// Function: ServerThread
//
// Synopsis: Thread Entry point. Registers a class and waits for calls
// on it.
//
// History: 28-Feb-96 Rickhi Created
//
//--------------------------------------------------------------------
DWORD _stdcall ServerThread(void *param)
{
STHREADINFO *pThrdInfo = (STHREADINFO *)param;
HRESULT hr = SrvMain2(pThrdInfo);
// wake up the other threads.
WakeupAllThreads();
return hr;
}
//+-------------------------------------------------------------------
//
// Function: RunServerThread
//
// Synopsis: Spins up a thread to act as a class server.
//
// History: 28-Feb-96 Rickhi Created
//
//--------------------------------------------------------------------
void RunServerThread(STHREADINFO *pThrdInfo)
{
HANDLE hThrd = CreateThread(NULL, 0, ServerThread, pThrdInfo,
0, &(pThrdInfo->dwTid));
if (hThrd)
{
CloseHandle(hThrd);
}
return;
}
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