dlls/msttsengine/main.c

/* MSTTSEngine main file.
 *
 * Copyright 2023 Shaun Ren for CodeWeavers
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include <stdarg.h>

#define COBJMACROS

#include "windef.h"
#include "winbase.h"
#include "initguid.h"
#include "objbase.h"
#include "sapiddk.h"

#include "wine/debug.h"

#include "ttseng_classes.h"
#include "ttseng_private.h"

WINE_DEFAULT_DEBUG_CHANNEL(msttsengine);

BOOL WINAPI DllMain(HINSTANCE instance, DWORD reason, void *reserved)
{
    if (reason == DLL_PROCESS_ATTACH)
    {
        DisableThreadLibraryCalls(instance);
    }
    return TRUE;
}

struct class_factory
{
    IClassFactory IClassFactory_iface;
    HRESULT (*create_instance)(REFIID iid, void **out);
};

static inline struct class_factory *impl_from_IClassFactory(IClassFactory *iface)
{
    return CONTAINING_RECORD(iface, struct class_factory, IClassFactory_iface);
}

static HRESULT WINAPI class_factory_QueryInterface(IClassFactory *iface, REFIID iid, void **out)
{
    TRACE("(%p, %s, %p).\n", iface, debugstr_guid(iid), out);

    if (IsEqualGUID(iid, &IID_IUnknown) || IsEqualGUID(iid, &IID_IClassFactory))
    {
        *out = iface;
        IClassFactory_AddRef(iface);
        return S_OK;
    }

    WARN("%s not implemented.\n", debugstr_guid(iid));
    *out = NULL;
    return E_NOINTERFACE;
}

static ULONG WINAPI class_factory_AddRef(IClassFactory *iface)
{
    return 2;
}

static ULONG WINAPI class_factory_Release(IClassFactory *iface)
{
    return 1;
}

static HRESULT WINAPI class_factory_CreateInstance(IClassFactory *iface, IUnknown *outer, REFIID iid, void **obj)
{
    struct class_factory *This = impl_from_IClassFactory(iface);

    TRACE("(%p, %p, %s, %p).\n", iface, outer, debugstr_guid(iid), obj);

    *obj = NULL;
    if (outer) return CLASS_E_NOAGGREGATION;
    return This->create_instance(iid, obj);
}

static HRESULT WINAPI class_factory_LockServer(IClassFactory *iface, BOOL lock)
{
    FIXME("(%d): stub.\n", lock);
    return S_OK;
}

static const IClassFactoryVtbl class_factory_vtbl =
{
    class_factory_QueryInterface,
    class_factory_AddRef,
    class_factory_Release,
    class_factory_CreateInstance,
    class_factory_LockServer,
};

static struct class_factory ttsengine_cf = {{&class_factory_vtbl}, ttsengine_create};

HRESULT WINAPI DllGetClassObject(REFCLSID clsid, REFIID iid, void **obj)
{
    IClassFactory *cf;

    TRACE("(%s, %s, %p).\n", debugstr_guid(clsid), debugstr_guid(iid), obj);

    if (IsEqualCLSID(clsid, &CLSID_TTSEngineCom))
        cf = &ttsengine_cf.IClassFactory_iface;
    else
        return CLASS_E_CLASSNOTAVAILABLE;

    return IClassFactory_QueryInterface(cf, iid, obj);
}