Source code of Windows XP (NT5)
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/*++
Copyright (c) 1997-1999 Microsoft Corporation
Module Name:
termmgr.cpp
Abstract:
Implementation of DLL Exports.
Author:
Created 05/01/97 Michael Clark.
--*/
#include "stdafx.h"
#include "resource.h"
#include "initguid.h"
#include "termmgr.h"
#include "dlldatax.h"
#include "Manager.h"
#include "allterm.h"
#include "meterf.h"
#include "medpump.h"
#include <initguid.h>
#include <uuids.h>
#include <vfwmsgs.h>
#include "FileRecordingTerminal.h"
#include "FPTerm.h"
#include "PTUtil.h"
#include "PTReg.h"
//
// For the ntbuild environment we need to include this file to get the base
// class implementations.
//
#ifdef _ATL_STATIC_REGISTRY
#include <statreg.h>
#include <statreg.cpp>
#endif
#include <atlimpl.cpp>
#ifdef _MERGE_PROXYSTUB
extern "C" HINSTANCE hProxyDll;
#endif
#ifdef DEBUG_HEAPS
// ZoltanS: for heap debugging
#include <crtdbg.h>
#endif // DEBUG_HEAPS
CComModule _Module;
// Must have an entry here for each cocreatable object.
BEGIN_OBJECT_MAP(ObjectMap)
OBJECT_ENTRY(CLSID_TerminalManager, CTerminalManager)
OBJECT_ENTRY(CLSID_VideoWindowTerminal_PRIVATE, CVideoRenderTerminal)
OBJECT_ENTRY(CLSID_MediaStreamingTerminal_PRIVATE, CMediaTerminal)
OBJECT_ENTRY(CLSID_FileRecordingTerminalCOMClass, CFileRecordingTerminal)
OBJECT_ENTRY(CLSID_FilePlaybackTerminalCOMClass, CFPTerminal)
OBJECT_ENTRY(CLSID_PluggableSuperclassRegistration,CPlugTerminalSuperclass)
OBJECT_ENTRY(CLSID_PluggableTerminalRegistration, CPlugTerminal)
END_OBJECT_MAP()
//
// PTInfo
// Structure used to store information about
// our pluggable temrinals implemented into Termmgr.dll
typedef struct
{
UINT nSuperclassName; // Superclass Name
BSTR bstrSueprclassCLSID; // Superclass CLSID
const CLSID* pClsidTerminalClass; // Terminal Class (public CLSID)
const CLSID* pClsidCOM; // COM clsid (private CLSID)
UINT nTerminalName; // Terminal name
UINT nCompanyName; // Company name
UINT nVersion; // Terminal version
DWORD dwDirections; // Terminal directions
DWORD dwMediaTypes; // Media types supported
} PTInfo;
//
// Global array with pluggable terminals implemented into Termmgr.dll
//
PTInfo g_PlugTerminals[] =
{
#define SUPERCLASS_CLSID_VIDEO_WINDOW L"{714C6F8C-6244-4685-87B3-B91F3F9EADA7}"
{
// VideoWindowTerminal
IDS_VIDEO_SUPERCLASS, // superclass name
SUPERCLASS_CLSID_VIDEO_WINDOW, //L"{714C6F8C-6244-4685-87B3-B91F3F9EADA7}",
&CLSID_VideoWindowTerm,
&CLSID_VideoWindowTerminal_PRIVATE, // com class id of the terminal object
IDS_VIDEO_WINDOW_TERMINAL_NAME, // L"VideoWindow Terminal",
IDS_TERMINAL_COMPANY_NAME_MICROSOFT, // L"Microsoft",
IDS_VIDEO_TERMINAL_VERSION, // L"1.1",
TMGR_TD_RENDER,
TAPIMEDIATYPE_VIDEO
},
#define SUPERCLASS_CLSID_MST L"{214F4ACC-AE0B-4464-8405-07029003F8E2}"
{
// MediaStreaming Terminal
IDS_STREAMING_SUPERCLASS,
SUPERCLASS_CLSID_MST, //L"{214F4ACC-AE0B-4464-8405-07029003F8E2}",
&CLSID_MediaStreamTerminal,
&CLSID_MediaStreamingTerminal_PRIVATE,
IDS_MEDIA_STREAMING_TERMINAL_NAME, //L"MediaStreaming Terminal",
IDS_TERMINAL_COMPANY_NAME_MICROSOFT, //L"Microsoft",
IDS_MEDIA_STREAMING_TERMINAL_VERSION, //L"1.1",
TMGR_TD_BOTH,
TAPIMEDIATYPE_AUDIO
},
#define SUPERCLASS_CLSID_FILE L"{B4790031-56DB-4D3E-88C8-6FFAAFA08A91}"
{
// FileRecording Terminal
IDS_FILE_SUPERCLASS,
SUPERCLASS_CLSID_FILE, //L"{B4790031-56DB-4d3e-88C8-6FFAAFA08A91}",
&CLSID_FileRecordingTerminal,
&CLSID_FileRecordingTerminalCOMClass,
IDS_FILE_RECORD_TERMINAL_NAME, //L"FileRecording Terminal",
IDS_TERMINAL_COMPANY_NAME_MICROSOFT, //L"Microsoft",
IDS_FILE_RECORD_TERMINAL_VERSION, //L"1.1",
TMGR_TD_RENDER,
TAPIMEDIATYPE_AUDIO | TAPIMEDIATYPE_MULTITRACK
},
{
// FilePlayback Terminal
IDS_FILE_SUPERCLASS,
SUPERCLASS_CLSID_FILE, //L"{B4790031-56DB-4d3e-88C8-6FFAAFA08A91}",
&CLSID_FilePlaybackTerminal,
&CLSID_FilePlaybackTerminalCOMClass,
IDS_FILE_PLAYBACK_TERMINAL_NAME, //L"FilePlayback Terminal",
IDS_TERMINAL_COMPANY_NAME_MICROSOFT, //L"Microsoft",
IDS_FILE_PLAYBACK_TERMINAL_VERSION, //L"1.1",
TMGR_TD_CAPTURE,
TAPIMEDIATYPE_AUDIO | TAPIMEDIATYPE_MULTITRACK
}
};
/*++
PTRegisterTerminal
Is called by PTRegister,
read the information from the global Pluggable terminals array
--*/
HRESULT PTRegisterTerminal(
IN int nTerminal
)
{
CPTSuperclass Superclass;
LOG((MSP_TRACE, "PTRegisterTerminal - enter"));
//
// Get the superclass name
//
Superclass.m_bstrName = SafeLoadString(g_PlugTerminals[nTerminal].nSuperclassName);
if( Superclass.m_bstrName == NULL )
{
return E_OUTOFMEMORY;
}
LOG((MSP_TRACE, "PTRegisterTerminal - superclass [%S]", Superclass.m_bstrName));
//
// Get the superclass CLSID
//
HRESULT hr = CLSIDFromString(
g_PlugTerminals[nTerminal].bstrSueprclassCLSID,
&Superclass.m_clsidSuperclass);
if( FAILED(hr) )
{
return hr;
}
Superclass.Add();
CPTTerminal Terminal;
PTInfo& TermInfo = g_PlugTerminals[nTerminal];
//
// Get the TerminalClass clsid
//
Terminal.m_clsidTerminalClass = *TermInfo.pClsidTerminalClass;
//
// Get terminal's com class id
//
Terminal.m_clsidCOM = *TermInfo.pClsidCOM;
//
// Set the other terminal fileds
// CPTTerminal will deallocate the memory
//
Terminal.m_bstrName = SafeLoadString( TermInfo.nTerminalName );
if( Terminal.m_bstrName == NULL)
{
return E_OUTOFMEMORY;
}
LOG((MSP_TRACE, "PTRegisterTerminal - terminal [%S]", Terminal.m_bstrName));
Terminal.m_bstrCompany = SafeLoadString( TermInfo.nCompanyName );
if( Terminal.m_bstrCompany == NULL )
{
return E_OUTOFMEMORY;
}
Terminal.m_bstrVersion = SafeLoadString( TermInfo.nVersion );
if( Terminal.m_bstrVersion == NULL )
{
return E_OUTOFMEMORY;
}
Terminal.m_dwDirections = TermInfo.dwDirections;
Terminal.m_dwMediaTypes = TermInfo.dwMediaTypes;
//
// Register terminal
//
hr = Terminal.Add( Superclass.m_clsidSuperclass );
return hr;
}
/*++
PTUnregisterTerminal
Is called by PTUnregister,
Read the information from global pluggable terminals array
--*/
HRESULT PTUnregisterTerminal(
IN int nTerminal
)
{
CPTSuperclass Superclass;
{
//
// Get the superclass name
//
TCHAR szName[MAX_PATH+1];
int nRetVal = LoadString( _Module.GetResourceInstance(),
g_PlugTerminals[nTerminal].nSuperclassName,
szName,
MAX_PATH
);
if( 0 == nRetVal )
{
return E_OUTOFMEMORY;
}
Superclass.m_bstrName = SysAllocString( szName );
}
//
// Get the superclass CLSID
//
HRESULT hr = CLSIDFromString(
g_PlugTerminals[nTerminal].bstrSueprclassCLSID,
&Superclass.m_clsidSuperclass);
//
// Unregister a terminal
//
CPTTerminal Terminal;
Terminal.m_clsidTerminalClass = *g_PlugTerminals[nTerminal].pClsidTerminalClass;
Terminal.Delete( Superclass.m_clsidSuperclass );
return S_OK;
}
/////////////////////////////////////////////////////////////////////////////
// PTRegister
HRESULT PTRegister()
{
//
// Register each pluggable terminal
//
for(int nItem = 0;
nItem < (sizeof( g_PlugTerminals) / sizeof(PTInfo));
nItem++)
{
PTRegisterTerminal(
nItem
);
}
return S_OK;
}
/////////////////////////////////////////////////////////////////////////////
// PTUnregister
HRESULT PTUnregister()
{
// Unregister each pluggable terminal
for(int nItem = 0;
nItem < (sizeof( g_PlugTerminals) / sizeof(PTInfo));
nItem++)
{
PTUnregisterTerminal(
nItem
);
}
return S_OK;
}
/////////////////////////////////////////////////////////////////////////////
// DLL Entry Point
extern "C"
BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID lpReserved)
{
lpReserved;
#ifdef _MERGE_PROXYSTUB
if (!PrxDllMain(hInstance, dwReason, lpReserved))
{
return FALSE;
}
#endif
if (dwReason == DLL_PROCESS_ATTACH)
{
#ifdef DEBUG_HEAPS
// ZoltanS: turn on leak detection on process exit
_CrtSetDbgFlag( _CrtSetDbgFlag(_CRTDBG_REPORT_FLAG) | _CRTDBG_LEAK_CHECK_DF );
// ZoltanS: force a memory leak
char * leak = new char [ 1977 ];
sprintf(leak, "termmgr.dll NORMAL leak");
leak = NULL;
#endif // DEBUG_HEAPS
_Module.Init(ObjectMap, hInstance);
DisableThreadLibraryCalls(hInstance);
// Register for trace output.
MSPLOGREGISTER(_T("termmgr"));
}
else if (dwReason == DLL_PROCESS_DETACH)
{
//
// do not deregister if the process is terminating -- working around
// bugs in rtutils that could cause a "deadlock" if DeregisterTracing
// is called from DllMain on process termination
//
if (NULL == lpReserved)
{
// Deregister for trace output.
MSPLOGDEREGISTER();
}
_Module.Term();
}
return TRUE; // ok
}
/////////////////////////////////////////////////////////////////////////////
// Used to determine whether the DLL can be unloaded by OLE
STDAPI DllCanUnloadNow(void)
{
#ifdef _MERGE_PROXYSTUB
if ( PrxDllCanUnloadNow() != S_OK )
{
return S_FALSE;
}
#endif
if ( _Module.GetLockCount() == 0 )
{
//
// All references to COM objects in this DLL have been released, so
// the DLL can now be safely unloaded. After this returns, DllMain
// will be called with dwReason == DLL_PROCESS_DETACH.
//
return S_OK;
}
else
{
return S_FALSE;
}
}
/////////////////////////////////////////////////////////////////////////////
// Returns a class factory to create an object of the requested type
STDAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID* ppv)
{
#ifdef _MERGE_PROXYSTUB
if ( PrxDllGetClassObject(rclsid, riid, ppv) == S_OK )
{
return S_OK;
}
#endif
return _Module.GetClassObject(rclsid, riid, ppv);
}
/////////////////////////////////////////////////////////////////////////////
// DllRegisterServer - Adds entries to the system registry
STDAPI DllRegisterServer(void)
{
//
// Register terminals
HRESULT hReg = PTRegister();
#ifdef _MERGE_PROXYSTUB
HRESULT hRes = PrxDllRegisterServer();
if ( FAILED(hRes) )
{
return hRes;
}
#endif
// registers object, typelib and all interfaces in typelib
HRESULT hr = _Module.RegisterServer(TRUE);
if( FAILED(hr) )
{
//
// This is real bad
//
return hr;
}
if( FAILED(hReg) )
{
//
// Something was wrong with the
// registration of pluggable terminals
//
return hReg;
}
//
// Everything was OK
//
return S_OK;
}
/////////////////////////////////////////////////////////////////////////////
// DllUnregisterServer - Removes entries from the system registry
STDAPI DllUnregisterServer(void)
{
//
// Unregister terminals
//
PTUnregister();
#ifdef _MERGE_PROXYSTUB
PrxDllUnregisterServer();
#endif
_Module.UnregisterServer();
return S_OK;
}