classfactory.c File Reference

#include "precomp.h"

Include dependency graph for classfactory.c:

Go to the source code of this file.

Classes
struct	IClassFactoryImpl

Functions
static HRESULT WINAPI	IClassFactory_fnQueryInterface (LPCLASSFACTORY iface, REFIID riid, LPVOID *ppvObj)
static ULONG WINAPI	IClassFactory_fnAddRef (LPCLASSFACTORY iface)
static ULONG WINAPI	IClassFactory_fnRelease (LPCLASSFACTORY iface)
static HRESULT WINAPI	IClassFactory_fnCreateInstance (LPCLASSFACTORY iface, LPUNKNOWN pUnkOuter, REFIID riid, LPVOID *ppvObject)
static HRESULT WINAPI	IClassFactory_fnLockServer (LPCLASSFACTORY iface, BOOL fLock)
IClassFactory *	IClassFactory_fnConstructor (LPFNCREATEINSTANCE lpfnCI, PLONG pcRefDll, REFIID riidInst)

Variables
static const IClassFactoryVtbl	dclfvt

Function Documentation

IClassFactory_fnAddRef()

static ULONG WINAPI IClassFactory_fnAddRef ( LPCLASSFACTORY  iface )

static

Definition at line 48 of file classfactory.c.

{
    IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
 
    /* increment reference count */
    ULONG refCount = InterlockedIncrement(&This->ref);
 
    return refCount;
}

IClassFactory_fnConstructor()

IClassFactory * IClassFactory_fnConstructor	(	LPFNCREATEINSTANCE	lpfnCI,
		PLONG	pcRefDll,
		REFIID	riidInst
	)

Definition at line 125 of file classfactory.c.

{
    IClassFactoryImpl* lpclf;
 
    lpclf = CoTaskMemAlloc(sizeof(IClassFactoryImpl));
    lpclf->ref = 1;
    lpclf->lpVtbl = &dclfvt;
    lpclf->lpfnCI = lpfnCI;
 
    if (pcRefDll)
        InterlockedIncrement(pcRefDll);
    lpclf->riidInst = riidInst;
 
    return (LPCLASSFACTORY)lpclf;
}

Referenced by DllGetClassObject().

IClassFactory_fnCreateInstance()

static HRESULT WINAPI IClassFactory_fnCreateInstance ( LPCLASSFACTORY  iface, LPUNKNOWN  pUnkOuter, REFIID  riid, LPVOID *  ppvObject  )

static

Definition at line 81 of file classfactory.c.

{
    IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
 
    if (!ppvObject)
        return E_INVALIDARG;
 
    *ppvObject = NULL;
 
    if ( This->riidInst==NULL || IsEqualCLSID(riid, This->riidInst) || IsEqualCLSID(riid, &IID_IUnknown) )
    {
        /* instantiate object */
        return This->lpfnCI(pUnkOuter, riid, ppvObject);
    }
 
    return E_NOINTERFACE;
}

IClassFactory_fnLockServer()

static HRESULT WINAPI IClassFactory_fnLockServer ( LPCLASSFACTORY  iface, BOOL  fLock  )

static

Definition at line 105 of file classfactory.c.

{
    //IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
    return E_NOTIMPL;
}

IClassFactory_fnQueryInterface()

static HRESULT WINAPI IClassFactory_fnQueryInterface ( LPCLASSFACTORY  iface, REFIID  riid, LPVOID *  ppvObj  )

static

Definition at line 26 of file classfactory.c.

{
    IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
 
    *ppvObj = NULL;
 
    /* check requested interface */
    if(IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IClassFactory))
    {
        *ppvObj = This;
        InterlockedIncrement(&This->ref);
        return S_OK;
    }
    return E_NOINTERFACE;
}

IClassFactory_fnRelease()

static ULONG WINAPI IClassFactory_fnRelease ( LPCLASSFACTORY  iface )

static

Definition at line 62 of file classfactory.c.

{
    IClassFactoryImpl *This = (IClassFactoryImpl *)iface;
    ULONG refCount = InterlockedDecrement(&This->ref);
 
    /* decrement reference count */
    if (!refCount)
    {
        /* free class factory */
        CoTaskMemFree(This);
        return 0;
    }
    return refCount;
}

Variable Documentation

dclfvt

const IClassFactoryVtbl dclfvt

static

Initial value:

=
{
    IClassFactory_fnQueryInterface,
    IClassFactory_fnAddRef,
    IClassFactory_fnRelease,
    IClassFactory_fnCreateInstance,
    IClassFactory_fnLockServer
}

Definition at line 114 of file classfactory.c.

Referenced by IClassFactory_fnConstructor().