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Add stop handler #7

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70 changes: 49 additions & 21 deletions iishwc/src/iishwc/iishwc.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -7,9 +7,31 @@
// Set the project's calling convention to "__stdcall (/Gz)".
// Use Windows Events or IPC communication with the DEA http://msdn.microsoft.com/en-us/library/System.Threading.EventWaitHandle.aspx


HANDLE hStopEvent;

BOOL CtrlHandler(DWORD fdwCtrlType)
{
switch (fdwCtrlType)
{
// Handle the CTRL-C signal.
case CTRL_C_EVENT:
SetEvent(hStopEvent);
return(TRUE);

default:
return FALSE;
}
}



// First argument is the path to the application host config.
HRESULT _cdecl wmain(int argc, wchar_t * argv[])
{
setvbuf(stdout, NULL, _IONBF, 0);
setvbuf(stderr, NULL, _IONBF, 0);

// Create a handle for the Web core DLL.
HINSTANCE hDLL;

Expand All @@ -24,7 +46,7 @@ HRESULT _cdecl wmain(int argc, wchar_t * argv[])
WCHAR wszInstanceName[30];

// Retrieve the path of the Inetsrv folder.
DWORD nSize = ::ExpandEnvironmentStringsW(L"%windir%\\system32\\inetsrv",wszInetPath,MAX_PATH);
DWORD nSize = ::ExpandEnvironmentStringsW(L"%windir%\\system32\\inetsrv", wszInetPath, MAX_PATH);

// Exit if the path of the Inetsrv folder cannot be determined.
if (nSize == 0)
Expand All @@ -33,33 +55,36 @@ HRESULT _cdecl wmain(int argc, wchar_t * argv[])
hr = HRESULT_FROM_WIN32(GetLastError());
// Return an error status to the console.
printf("Could not determine the path to the Inetsrv folder.\n");
printf("Error: 0x%x\n",hr);
printf("Error: 0x%x\n", hr);
// Return an error from the application and exit.
return hr;
}

// Append the Web core DLL name to the Inetsrv path.
wcscpy_s(wszDllPath,MAX_PATH-1,wszInetPath);
wcscat_s(wszDllPath,MAX_PATH-1,L"\\");
wcscat_s(wszDllPath,MAX_PATH-1,WEB_CORE_DLL_NAME);
wcscpy_s(wszDllPath, MAX_PATH - 1, wszInetPath);
wcscat_s(wszDllPath, MAX_PATH - 1, L"\\");
wcscat_s(wszDllPath, MAX_PATH - 1, WEB_CORE_DLL_NAME);

if (argc == 4)
{
// Use the first argument from the run command as the config file path
wcscpy_s(wszCfgPath,MAX_PATH-1,argv[1]);
wcscpy_s(wszCfgPath, MAX_PATH - 1, argv[1]);

// Use the second argument from the run command as the root web config file path
wcscpy_s(wszRootWebCfgPath,MAX_PATH-1,argv[2]);
wcscpy_s(wszRootWebCfgPath, MAX_PATH - 1, argv[2]);

// Use the third argument as the name of the web core instance
wcscpy_s(wszInstanceName,29,argv[3]);
wcscpy_s(wszInstanceName, 29, argv[3]);
}
else
{
printf("Invalid parameters, use the following: iishwc [applicationHost.config] [rootweb.config] [instance-id]");
return 1;
}

hStopEvent = CreateEvent(NULL, true, false, NULL);
SetConsoleCtrlHandler((PHANDLER_ROUTINE)CtrlHandler, TRUE);

// Create a pointer to WebCoreActivate.
PFN_WEB_CORE_ACTIVATE pfnWebCoreActivate = NULL;

Expand All @@ -76,39 +101,39 @@ HRESULT _cdecl wmain(int argc, wchar_t * argv[])
hr = HRESULT_FROM_WIN32(GetLastError());
// Return an error status to the console.
printf("Could not load DLL.\n");
printf("Error: 0x%x\n",hr);
printf("Error: 0x%x\n", hr);
}
else
{
// Return a success status to the console.
printf("DLL loaded successfully.\n");
// Retrieve the address for "WebCoreActivate".
pfnWebCoreActivate = (PFN_WEB_CORE_ACTIVATE)GetProcAddress(
hDLL,"WebCoreActivate");
hDLL, "WebCoreActivate");
// Test for an error.
if (pfnWebCoreActivate==NULL)
if (pfnWebCoreActivate == NULL)
{
// Retrieve the last error.
hr = HRESULT_FROM_WIN32(GetLastError());
// Return an error status to the console.
printf("Could not resolve WebCoreActivate.\n");
printf("Error: 0x%x\n",hr);
printf("Error: 0x%x\n", hr);
}
else
{
// Return a success status to the console.
printf("WebCoreActivate successfully resolved.\n");
// Retrieve the address for "WebCoreShutdown".
pfnWebCoreShutdown = (PFN_WEB_CORE_SHUTDOWN)GetProcAddress(
hDLL,"WebCoreShutdown");
hDLL, "WebCoreShutdown");
// Test for an error.
if (pfnWebCoreShutdown==NULL)
if (pfnWebCoreShutdown == NULL)
{
// Retrieve the last error.
hr = HRESULT_FROM_WIN32(GetLastError());
// Return an error status to the console.
printf("Could not resolve WebCoreShutdown.\n");
printf("Error: 0x%x\n",hr);
printf("Error: 0x%x\n", hr);
}
else
{
Expand All @@ -123,16 +148,19 @@ HRESULT _cdecl wmain(int argc, wchar_t * argv[])
{
// Return an error status to the console.
printf("WebCoreActivate failed.\n");
printf("Error: 0x%x\n",hr);
printf("Error: 0x%x\n", hr);
}
else
{
// Return a success status to the console.
printf("WebCoreActivate was successful.\n");

// Prompt the user to continue.
printf("Press any key to continue...\n");
// Wait for a key press.
int iKeyPress = _getch();
printf("Press Ctrl-C to stop.\n");

// Wait for stop event.
WaitForSingleObject(hStopEvent, INFINITE);

// Return a shutdown status to the console.
printf("Shutting down the Web core...\n");
// Shut down the Web core.
Expand All @@ -142,7 +170,7 @@ HRESULT _cdecl wmain(int argc, wchar_t * argv[])
{
// Return an error status to the console.
printf("WebCoreShutdown failed.\n");
printf("Error: 0x%x\n",hr);
printf("Error: 0x%x\n", hr);
}
else
{
Expand All @@ -154,7 +182,7 @@ HRESULT _cdecl wmain(int argc, wchar_t * argv[])
}
// Release the DLL.
FreeLibrary(hDLL);
}
}
// Return the application status.
return hr;
}