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main.c

/*
 *    MSHTML Class Factory
 *
 * Copyright 2002 Lionel Ulmer
 * Copyright 2003 Mike McCormack
 * Copyright 2005 Jacek Caban
 *
 * 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 "config.h"

#include <stdarg.h>
#include <stdio.h>

#define COBJMACROS

#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "winnls.h"
#include "winreg.h"
#include "ole2.h"
#include "advpub.h"
#include "shlwapi.h"
#include "optary.h"

#include "wine/unicode.h"
#include "wine/debug.h"

#define INIT_GUID
#include "mshtml_private.h"

WINE_DEFAULT_DEBUG_CHANNEL(mshtml);

HINSTANCE hInst;
LONG module_ref = 0;
DWORD mshtml_tls = 0;

static HINSTANCE shdoclc = NULL;

static void thread_detach(void)
{
    thread_data_t *thread_data = get_thread_data(FALSE);

    if(!thread_data)
        return;

    if(thread_data->thread_hwnd)
        DestroyWindow(thread_data->thread_hwnd);

    mshtml_free(thread_data);
}

HINSTANCE get_shdoclc(void)
{
    static const WCHAR wszShdoclc[] =
        {'s','h','d','o','c','l','c','.','d','l','l',0};

    if(shdoclc)
        return shdoclc;

    return shdoclc = LoadLibraryExW(wszShdoclc, NULL, LOAD_LIBRARY_AS_DATAFILE);
}

BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
{
    switch(fdwReason) {
    case DLL_PROCESS_ATTACH:
        hInst = hInstDLL;
        break;
    case DLL_PROCESS_DETACH:
        close_gecko();
        if(shdoclc)
            FreeLibrary(shdoclc);
        if(mshtml_tls)
            TlsFree(mshtml_tls);
        break;
    case DLL_THREAD_DETACH:
        thread_detach();
        break;
    }
    return TRUE;
}

/***********************************************************
 *    ClassFactory implementation
 */
typedef HRESULT (*CreateInstanceFunc)(IUnknown*,REFIID,void**);
typedef struct {
    const IClassFactoryVtbl *lpVtbl;
    LONG ref;
    CreateInstanceFunc fnCreateInstance;
} ClassFactory;

static HRESULT WINAPI ClassFactory_QueryInterface(IClassFactory *iface, REFGUID riid, void **ppvObject)
{
    if(IsEqualGUID(&IID_IClassFactory, riid) || IsEqualGUID(&IID_IUnknown, riid)) {
        IClassFactory_AddRef(iface);
        *ppvObject = iface;
        return S_OK;
    }

    WARN("not supported iid %s\n", debugstr_guid(riid));
    *ppvObject = NULL;
    return E_NOINTERFACE;
}

static ULONG WINAPI ClassFactory_AddRef(IClassFactory *iface)
{
    ClassFactory *This = (ClassFactory*)iface;
    ULONG ref = InterlockedIncrement(&This->ref);
    TRACE("(%p) ref = %u\n", This, ref);
    return ref;
}

static ULONG WINAPI ClassFactory_Release(IClassFactory *iface)
{
    ClassFactory *This = (ClassFactory*)iface;
    ULONG ref = InterlockedDecrement(&This->ref);

    TRACE("(%p) ref = %u\n", This, ref);

    if(!ref) {
        mshtml_free(This);
        UNLOCK_MODULE();
    }

    return ref;
}

static HRESULT WINAPI ClassFactory_CreateInstance(IClassFactory *iface, IUnknown *pUnkOuter,
        REFIID riid, void **ppvObject)
{
    ClassFactory *This = (ClassFactory*)iface;
    return This->fnCreateInstance(pUnkOuter, riid, ppvObject);
}

static HRESULT WINAPI ClassFactory_LockServer(IClassFactory *iface, BOOL dolock)
{
    TRACE("(%p)->(%x)\n", iface, dolock);

    if(dolock)
        LOCK_MODULE();
    else
        UNLOCK_MODULE();

    return S_OK;
}

static const IClassFactoryVtbl HTMLClassFactoryVtbl = {
    ClassFactory_QueryInterface,
    ClassFactory_AddRef,
    ClassFactory_Release,
    ClassFactory_CreateInstance,
    ClassFactory_LockServer
};

static HRESULT ClassFactory_Create(REFIID riid, void **ppv, CreateInstanceFunc fnCreateInstance)
{
    ClassFactory *ret = mshtml_alloc(sizeof(ClassFactory));
    HRESULT hres;

    ret->lpVtbl = &HTMLClassFactoryVtbl;
    ret->ref = 0;
    ret->fnCreateInstance = fnCreateInstance;

    hres = IClassFactory_QueryInterface((IClassFactory*)ret, riid, ppv);
    if(SUCCEEDED(hres)) {
        LOCK_MODULE();
    }else {
        mshtml_free(ret);
        *ppv = NULL;
    }
    return hres;
}

/******************************************************************
 *          DllGetClassObject (MSHTML.@)
 */
HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
{
    if(IsEqualGUID(&CLSID_HTMLDocument, rclsid)) {
        TRACE("(CLSID_HTMLDocument %s %p)\n", debugstr_guid(riid), ppv);
        return ClassFactory_Create(riid, ppv, HTMLDocument_Create);
    }else if(IsEqualGUID(&CLSID_AboutProtocol, rclsid)) {
        TRACE("(CLSID_AboutProtocol %s %p)\n", debugstr_guid(riid), ppv);
        return ProtocolFactory_Create(rclsid, riid, ppv);
    }else if(IsEqualGUID(&CLSID_JSProtocol, rclsid)) {
        TRACE("(CLSID_JSProtocol %s %p)\n", debugstr_guid(riid), ppv);
        return ProtocolFactory_Create(rclsid, riid, ppv);
    }else if(IsEqualGUID(&CLSID_MailtoProtocol, rclsid)) {
        TRACE("(CLSID_MailtoProtocol %s %p)\n", debugstr_guid(riid), ppv);
        return ProtocolFactory_Create(rclsid, riid, ppv);
    }else if(IsEqualGUID(&CLSID_ResProtocol, rclsid)) {
        TRACE("(CLSID_ResProtocol %s %p)\n", debugstr_guid(riid), ppv);
        return ProtocolFactory_Create(rclsid, riid, ppv);
    }else if(IsEqualGUID(&CLSID_SysimageProtocol, rclsid)) {
        TRACE("(CLSID_SysimageProtocol %s %p)\n", debugstr_guid(riid), ppv);
        return ProtocolFactory_Create(rclsid, riid, ppv);
    }else if(IsEqualGUID(&CLSID_HTMLLoadOptions, rclsid)) {
        TRACE("(CLSID_HTMLLoadOptions %s %p)\n", debugstr_guid(riid), ppv);
        return ClassFactory_Create(riid, ppv, HTMLLoadOptions_Create);
    }

    FIXME("Unknown class %s\n", debugstr_guid(rclsid));
    return CLASS_E_CLASSNOTAVAILABLE;
}

/******************************************************************
 *              DllCanUnloadNow (MSHTML.@)
 */
HRESULT WINAPI DllCanUnloadNow(void)
{
    TRACE("() ref=%d\n", module_ref);
    return module_ref ? S_FALSE : S_OK;
}

/***********************************************************************
 *          RunHTMLApplication (MSHTML.@)
 *
 * Appears to have the same prototype as WinMain.
 */
HRESULT WINAPI RunHTMLApplication( HINSTANCE hinst, HINSTANCE hPrevInst,
                               LPSTR szCmdLine, INT nCmdShow )
{
    FIXME("%p %p %s %d\n", hinst, hPrevInst, debugstr_a(szCmdLine), nCmdShow );
    return 0;
}

/***********************************************************************
 *          RNIGetCompatibleVersion (MSHTML.@)
 */
DWORD WINAPI RNIGetCompatibleVersion(void)
{
    TRACE("()\n");
    return 0x20000;
}

/***********************************************************************
 *          DllInstall (MSHTML.@)
 */
HRESULT WINAPI DllInstall(BOOL bInstall, LPCWSTR cmdline)
{
    FIXME("stub %d %s: returning S_OK\n", bInstall, debugstr_w(cmdline));
    return S_OK;
}

/***********************************************************************
 *          ShowHTMLDialog (MSHTML.@)
 */
HRESULT WINAPI ShowHTMLDialog(HWND hwndParent, IMoniker *pMk, VARIANT *pvarArgIn,
        WCHAR *pchOptions, VARIANT *pvarArgOut)
{
    FIXME("(%p %p %p %s %p)\n", hwndParent, pMk, pvarArgIn, debugstr_w(pchOptions), pvarArgOut);
    return E_NOTIMPL;
}

DEFINE_GUID(CLSID_CAnchorBrowsePropertyPage, 0x3050F3BB, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_CBackgroundPropertyPage, 0x3050F232, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_CCDAnchorPropertyPage, 0x3050F1FC, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_CCDGenericPropertyPage, 0x3050F17F, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_CDocBrowsePropertyPage, 0x3050F3B4, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_CDwnBindInfo, 0x3050F3C2, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_CHiFiUses, 0x5AAF51B3, 0xB1F0, 0x11D1, 0xB6,0xAB, 0x00,0xA0,0xC9,0x08,0x33,0xE9);
DEFINE_GUID(CLSID_CHtmlComponentConstructor, 0x3050F4F8, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_CImageBrowsePropertyPage, 0x3050F3B3, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_CInlineStylePropertyPage, 0x3050F296, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_CPeerHandler, 0x5AAF51B2, 0xB1F0, 0x11D1, 0xB6,0xAB, 0x00,0xA0,0xC9,0x08,0x33,0xE9);
DEFINE_GUID(CLSID_CRecalcEngine, 0x3050F499, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_CSvrOMUses, 0x3050F4F0, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_CrSource, 0x65014010, 0x9F62, 0x11D1, 0xA6,0x51, 0x00,0x60,0x08,0x11,0xD5,0xCE);
DEFINE_GUID(CLSID_ExternalFrameworkSite, 0x3050F163, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_HTADocument, 0x3050F5C8, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_HTMLPluginDocument, 0x25336921, 0x03F9, 0x11CF, 0x8F,0xD0, 0x00,0xAA,0x00,0x68,0x6F,0x13);
DEFINE_GUID(CLSID_HTMLPopup, 0x3050F667, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_HTMLPopupDoc, 0x3050F67D, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_HTMLServerDoc, 0x3050F4E7, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_HTMLWindowProxy, 0x3050F391, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_IImageDecodeFilter, 0x607FD4E8, 0x0A03, 0x11D1, 0xAB,0x1D, 0x00,0xC0,0x4F,0xC9,0xB3,0x04);
DEFINE_GUID(CLSID_IImgCtx, 0x3050F3D6, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_IntDitherer, 0x05F6FE1A, 0xECEF, 0x11D0, 0xAA,0xE7, 0x00,0xC0,0x4F,0xC9,0xB3,0x04);
DEFINE_GUID(CLSID_MHTMLDocument, 0x3050F3D9, 0x98B5, 0x11CF, 0xBB,0x82, 0x00,0xAA,0x00,0xBD,0xCE,0x0B);
DEFINE_GUID(CLSID_Scriptlet, 0xAE24FDAE, 0x03C6, 0x11D1, 0x8B,0x76, 0x00,0x80,0xC7,0x44,0xF3,0x89);
DEFINE_GUID(CLSID_TridentAPI, 0x429AF92C, 0xA51F, 0x11D2, 0x86,0x1E, 0x00,0xC0,0x4F,0xA3,0x5C,0x89);

#define INF_SET_ID(id)            \
    do                            \
    {                             \
        static CHAR name[] = #id; \
                                  \
        pse[i].pszName = name;    \
        clsids[i++] = &id;        \
    } while (0)

#define INF_SET_CLSID(clsid) INF_SET_ID(CLSID_ ## clsid)

static HRESULT register_server(BOOL do_register)
{
    HRESULT hres;
    HMODULE hAdvpack;
    typeof(RegInstallA) *pRegInstall;
    STRTABLEA strtable;
    STRENTRYA pse[35];
    static CLSID const *clsids[35];
    int i = 0;

    static const WCHAR wszAdvpack[] = {'a','d','v','p','a','c','k','.','d','l','l',0};

    TRACE("(%x)\n", do_register);

    INF_SET_CLSID(AboutProtocol);
    INF_SET_CLSID(CAnchorBrowsePropertyPage);
    INF_SET_CLSID(CBackgroundPropertyPage);
    INF_SET_CLSID(CCDAnchorPropertyPage);
    INF_SET_CLSID(CCDGenericPropertyPage);
    INF_SET_CLSID(CDocBrowsePropertyPage);
    INF_SET_CLSID(CDwnBindInfo);
    INF_SET_CLSID(CHiFiUses);
    INF_SET_CLSID(CHtmlComponentConstructor);
    INF_SET_CLSID(CImageBrowsePropertyPage);
    INF_SET_CLSID(CInlineStylePropertyPage);
    INF_SET_CLSID(CPeerHandler);
    INF_SET_CLSID(CRecalcEngine);
    INF_SET_CLSID(CSvrOMUses);
    INF_SET_CLSID(CrSource);
    INF_SET_CLSID(ExternalFrameworkSite);
    INF_SET_CLSID(HTADocument);
    INF_SET_CLSID(HTMLDocument);
    INF_SET_CLSID(HTMLLoadOptions);
    INF_SET_CLSID(HTMLPluginDocument);
    INF_SET_CLSID(HTMLPopup);
    INF_SET_CLSID(HTMLPopupDoc);
    INF_SET_CLSID(HTMLServerDoc);
    INF_SET_CLSID(HTMLWindowProxy);
    INF_SET_CLSID(IImageDecodeFilter);
    INF_SET_CLSID(IImgCtx);
    INF_SET_CLSID(IntDitherer);
    INF_SET_CLSID(JSProtocol);
    INF_SET_CLSID(MHTMLDocument);
    INF_SET_CLSID(MailtoProtocol);
    INF_SET_CLSID(ResProtocol);
    INF_SET_CLSID(Scriptlet);
    INF_SET_CLSID(SysimageProtocol);
    INF_SET_CLSID(TridentAPI);
    INF_SET_ID(LIBID_MSHTML);

    for(i=0; i < sizeof(pse)/sizeof(pse[0]); i++) {
        pse[i].pszValue = mshtml_alloc(39);
        sprintf(pse[i].pszValue, "{%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X}",
                clsids[i]->Data1, clsids[i]->Data2, clsids[i]->Data3, clsids[i]->Data4[0],
                clsids[i]->Data4[1], clsids[i]->Data4[2], clsids[i]->Data4[3], clsids[i]->Data4[4],
                clsids[i]->Data4[5], clsids[i]->Data4[6], clsids[i]->Data4[7]);
    }

    strtable.cEntries = sizeof(pse)/sizeof(pse[0]);
    strtable.pse = pse;

    hAdvpack = LoadLibraryW(wszAdvpack);
    pRegInstall = (typeof(RegInstallA)*)GetProcAddress(hAdvpack, "RegInstall");

    hres = pRegInstall(hInst, do_register ? "RegisterDll" : "UnregisterDll", &strtable);

    for(i=0; i < sizeof(pse)/sizeof(pse[0]); i++)
        mshtml_free(pse[i].pszValue);

    return hres;
}

#undef INF_SET_CLSID
#undef INF_SET_ID

/***********************************************************************
 *          DllRegisterServer (MSHTML.@)
 */
HRESULT WINAPI DllRegisterServer(void)
{
    return register_server(TRUE);
}

/***********************************************************************
 *          DllUnregisterServer (MSHTML.@)
 */
HRESULT WINAPI DllUnregisterServer(void)
{
    return register_server(FALSE);
}

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