Sweden-Number/dlls/mshtml/npplugin.c

414 lines
12 KiB
C

/*
* Copyright 2010 Jacek Caban 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 "config.h"
#include <stdarg.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "ole2.h"
#include "shlobj.h"
#include "mshtml_private.h"
#include "pluginhost.h"
#include "wine/debug.h"
#include "wine/unicode.h"
WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
/* Parts of npapi.h */
#define NPERR_BASE 0
#define NPERR_NO_ERROR (NPERR_BASE + 0)
#define NPERR_GENERIC_ERROR (NPERR_BASE + 1)
#define NPERR_INVALID_INSTANCE_ERROR (NPERR_BASE + 2)
#define NPERR_INVALID_FUNCTABLE_ERROR (NPERR_BASE + 3)
#define NPERR_MODULE_LOAD_FAILED_ERROR (NPERR_BASE + 4)
#define NPERR_OUT_OF_MEMORY_ERROR (NPERR_BASE + 5)
#define NPERR_INVALID_PLUGIN_ERROR (NPERR_BASE + 6)
#define NPERR_INVALID_PLUGIN_DIR_ERROR (NPERR_BASE + 7)
#define NPERR_INCOMPATIBLE_VERSION_ERROR (NPERR_BASE + 8)
#define NPERR_INVALID_PARAM (NPERR_BASE + 9)
#define NPERR_INVALID_URL (NPERR_BASE + 10)
#define NPERR_FILE_NOT_FOUND (NPERR_BASE + 11)
#define NPERR_NO_DATA (NPERR_BASE + 12)
#define NPERR_STREAM_NOT_SEEKABLE (NPERR_BASE + 13)
/* Parts of npfunctions.h */
typedef NPError (CDECL *NPP_NewProcPtr)(NPMIMEType,NPP,UINT16,INT16,char**,char**,NPSavedData*);
typedef NPError (CDECL *NPP_DestroyProcPtr)(NPP,NPSavedData**);
typedef NPError (CDECL *NPP_SetWindowProcPtr)(NPP,NPWindow*);
typedef NPError (CDECL *NPP_NewStreamProcPtr)(NPP,NPMIMEType,NPStream*,NPBool,UINT16*);
typedef NPError (CDECL *NPP_DestroyStreamProcPtr)(NPP,NPStream*,NPReason);
typedef INT32 (CDECL *NPP_WriteReadyProcPtr)(NPP,NPStream*);
typedef INT32 (CDECL *NPP_WriteProcPtr)(NPP,NPStream*,INT32,INT32,void*);
typedef void (CDECL *NPP_StreamAsFileProcPtr)(NPP,NPStream*,const char*);
typedef void (CDECL *NPP_PrintProcPtr)(NPP,NPPrint*);
typedef INT16 (CDECL *NPP_HandleEventProcPtr)(NPP,void*);
typedef void (CDECL *NPP_URLNotifyProcPtr)(NPP,const char*,NPReason,void*);
typedef NPError (CDECL *NPP_GetValueProcPtr)(NPP,NPPVariable,void*);
typedef NPError (CDECL *NPP_SetValueProcPtr)(NPP,NPNVariable,void*);
typedef NPBool (CDECL *NPP_GotFocusPtr)(NPP,NPFocusDirection);
typedef void (CDECL *NPP_LostFocusPtr)(NPP);
typedef struct _NPPluginFuncs {
UINT16 size;
UINT16 version;
NPP_NewProcPtr newp;
NPP_DestroyProcPtr destroy;
NPP_SetWindowProcPtr setwindow;
NPP_NewStreamProcPtr newstream;
NPP_DestroyStreamProcPtr destroystream;
NPP_StreamAsFileProcPtr asfile;
NPP_WriteReadyProcPtr writeready;
NPP_WriteProcPtr write;
NPP_PrintProcPtr print;
NPP_HandleEventProcPtr event;
NPP_URLNotifyProcPtr urlnotify;
void *javaClass;
NPP_GetValueProcPtr getvalue;
NPP_SetValueProcPtr setvalue;
NPP_GotFocusPtr gotfocus;
NPP_LostFocusPtr lostfocus;
} NPPluginFuncs;
static nsIDOMElement *get_dom_element(NPP instance)
{
nsISupports *instance_unk = (nsISupports*)instance->ndata;
nsIPluginInstance *plugin_instance;
nsIPluginInstanceOwner *owner;
nsIPluginTagInfo *tag_info;
nsIDOMElement *elem;
nsresult nsres;
nsres = nsISupports_QueryInterface(instance_unk, &IID_nsIPluginInstance, (void**)&plugin_instance);
if(NS_FAILED(nsres))
return NULL;
nsres = nsIPluginInstance_GetOwner(plugin_instance, &owner);
nsIPluginInstance_Release(instance_unk);
if(NS_FAILED(nsres) || !owner)
return NULL;
nsres = nsISupports_QueryInterface(owner, &IID_nsIPluginTagInfo, (void**)&tag_info);
nsISupports_Release(owner);
if(NS_FAILED(nsres))
return NULL;
nsres = nsIPluginTagInfo_GetDOMElement(tag_info, &elem);
nsIPluginTagInfo_Release(tag_info);
if(NS_FAILED(nsres))
return NULL;
return elem;
}
static HTMLWindow *get_elem_window(nsIDOMElement *elem)
{
nsIDOMWindow *nswindow;
nsIDOMDocument *nsdoc;
HTMLWindow *window;
nsresult nsres;
nsres = nsIDOMElement_GetOwnerDocument(elem, &nsdoc);
if(NS_FAILED(nsres))
return NULL;
nswindow = get_nsdoc_window(nsdoc);
nsIDOMDocument_Release(nsdoc);
if(!nswindow)
return NULL;
window = nswindow_to_window(nswindow);
nsIDOMWindow_Release(nswindow);
return window;
}
static BOOL parse_classid(const PRUnichar *classid, CLSID *clsid)
{
const WCHAR *ptr;
unsigned len;
HRESULT hres;
static const PRUnichar clsidW[] = {'c','l','s','i','d',':'};
if(strncmpW(classid, clsidW, sizeof(clsidW)/sizeof(WCHAR)))
return FALSE;
ptr = classid + sizeof(clsidW)/sizeof(WCHAR);
len = strlenW(ptr);
if(len == 38) {
hres = CLSIDFromString(ptr, clsid);
}else if(len == 36) {
WCHAR buf[39];
buf[0] = '{';
memcpy(buf+1, ptr, len*sizeof(WCHAR));
buf[37] = '}';
buf[38] = 0;
hres = CLSIDFromString(buf, clsid);
}else {
return FALSE;
}
return SUCCEEDED(hres);
}
static BOOL get_elem_clsid(nsIDOMElement *elem, CLSID *clsid)
{
nsAString attr_str, val_str;
nsresult nsres;
BOOL ret = FALSE;
static const PRUnichar classidW[] = {'c','l','a','s','s','i','d',0};
nsAString_InitDepend(&attr_str, classidW);
nsAString_Init(&val_str, NULL);
nsres = nsIDOMElement_GetAttribute(elem, &attr_str, &val_str);
nsAString_Finish(&attr_str);
if(NS_SUCCEEDED(nsres)) {
const PRUnichar *val;
nsAString_GetData(&val_str, &val);
if(*val)
ret = parse_classid(val, clsid);
}else {
ERR("GetAttribute failed: %08x\n", nsres);
}
nsAString_Finish(&attr_str);
return ret;
}
static IUnknown *create_activex_object(HTMLWindow *window, nsIDOMElement *nselem, CLSID *clsid)
{
IClassFactoryEx *cfex;
IClassFactory *cf;
IUnknown *obj;
DWORD policy;
HRESULT hres;
if(!get_elem_clsid(nselem, clsid)) {
WARN("Could not determine element CLSID\n");
return NULL;
}
TRACE("clsid %s\n", debugstr_guid(clsid));
policy = 0;
hres = IInternetHostSecurityManager_ProcessUrlAction(HOSTSECMGR(window->doc), URLACTION_ACTIVEX_RUN,
(BYTE*)&policy, sizeof(policy), (BYTE*)clsid, sizeof(GUID), 0, 0);
if(FAILED(hres) || policy != URLPOLICY_ALLOW) {
WARN("ProcessUrlAction returned %08x %x\n", hres, policy);
return NULL;
}
hres = CoGetClassObject(clsid, CLSCTX_INPROC_SERVER|CLSCTX_LOCAL_SERVER, NULL, &IID_IClassFactory, (void**)&cf);
if(FAILED(hres))
return NULL;
hres = IClassFactory_QueryInterface(cf, &IID_IClassFactoryEx, (void**)&cfex);
if(SUCCEEDED(hres)) {
FIXME("Use IClassFactoryEx\n");
IClassFactoryEx_Release(cfex);
}
hres = IClassFactory_CreateInstance(cf, NULL, &IID_IUnknown, (void**)&obj);
if(FAILED(hres))
return NULL;
return obj;
}
static NPError CDECL NPP_New(NPMIMEType pluginType, NPP instance, UINT16 mode, INT16 argc, char **argn,
char **argv, NPSavedData *saved)
{
nsIDOMElement *nselem;
HTMLWindow *window;
IUnknown *obj;
CLSID clsid;
NPError err = NPERR_NO_ERROR;
TRACE("(%s %p %x %d %p %p %p)\n", debugstr_a(pluginType), instance, mode, argc, argn, argv, saved);
nselem = get_dom_element(instance);
if(!nselem) {
ERR("Could not get DOM element\n");
return NPERR_GENERIC_ERROR;
}
window = get_elem_window(nselem);
if(!window) {
ERR("Could not get element's window object\n");
nsIDOMElement_Release(nselem);
return NPERR_GENERIC_ERROR;
}
obj = create_activex_object(window, nselem, &clsid);
if(obj) {
PluginHost *host;
HRESULT hres;
hres = create_plugin_host(window->doc, nselem, obj, &clsid, &host);
nsIDOMElement_Release(nselem);
IUnknown_Release(obj);
if(SUCCEEDED(hres))
instance->pdata = host;
else
err = NPERR_GENERIC_ERROR;
}else {
err = NPERR_GENERIC_ERROR;
}
nsIDOMElement_Release(nselem);
return err;
}
static NPError CDECL NPP_Destroy(NPP instance, NPSavedData **save)
{
PluginHost *host = instance->pdata;
TRACE("(%p %p)\n", instance, save);
if(!host)
return NPERR_GENERIC_ERROR;
detach_plugin_host(host);
IOleClientSite_Release(&host->IOleClientSite_iface);
instance->pdata = NULL;
return NPERR_NO_ERROR;
}
static NPError CDECL NPP_SetWindow(NPP instance, NPWindow *window)
{
PluginHost *host = instance->pdata;
RECT pos_rect = {0, 0, window->width, window->height};
TRACE("(%p %p)\n", instance, window);
if(!host)
return NPERR_GENERIC_ERROR;
update_plugin_window(host, window->window, &pos_rect);
return NPERR_NO_ERROR;
}
static NPError CDECL NPP_NewStream(NPP instance, NPMIMEType type, NPStream *stream, NPBool seekable, UINT16 *stype)
{
TRACE("\n");
return NPERR_GENERIC_ERROR;
}
static NPError CDECL NPP_DestroyStream(NPP instance, NPStream *stream, NPReason reason)
{
TRACE("\n");
return NPERR_GENERIC_ERROR;
}
static INT32 CDECL NPP_WriteReady(NPP instance, NPStream *stream)
{
TRACE("\n");
return NPERR_GENERIC_ERROR;
}
static INT32 CDECL NPP_Write(NPP instance, NPStream *stream, INT32 offset, INT32 len, void *buffer)
{
TRACE("\n");
return NPERR_GENERIC_ERROR;
}
static void CDECL NPP_StreamAsFile(NPP instance, NPStream *stream, const char *fname)
{
TRACE("\n");
}
static void CDECL NPP_Print(NPP instance, NPPrint *platformPrint)
{
FIXME("\n");
}
static INT16 CDECL NPP_HandleEvent(NPP instance, void *event)
{
TRACE("\n");
return NPERR_GENERIC_ERROR;
}
static void CDECL NPP_URLNotify(NPP instance, const char *url, NPReason reason, void *notifyData)
{
TRACE("\n");
}
static NPError CDECL NPP_GetValue(NPP instance, NPPVariable variable, void *ret_value)
{
TRACE("\n");
return NPERR_GENERIC_ERROR;
}
static NPError CDECL NPP_SetValue(NPP instance, NPNVariable variable, void *value)
{
TRACE("\n");
return NPERR_GENERIC_ERROR;
}
static NPBool CDECL NPP_GotFocus(NPP instance, NPFocusDirection direction)
{
FIXME("\n");
return NPERR_GENERIC_ERROR;
}
static void CDECL NPP_LostFocus(NPP instance)
{
FIXME("\n");
}
/***********************************************************************
* NP_GetEntryPoints (mshtml.@)
*/
NPError WINAPI NP_GetEntryPoints(NPPluginFuncs* funcs)
{
TRACE("(%p)\n", funcs);
funcs->version = (NP_VERSION_MAJOR << 8) | NP_VERSION_MINOR;
funcs->newp = NPP_New;
funcs->destroy = NPP_Destroy;
funcs->setwindow = NPP_SetWindow;
funcs->newstream = NPP_NewStream;
funcs->destroystream = NPP_DestroyStream;
funcs->asfile = NPP_StreamAsFile;
funcs->writeready = NPP_WriteReady;
funcs->write = NPP_Write;
funcs->print = NPP_Print;
funcs->event = NPP_HandleEvent;
funcs->urlnotify = NPP_URLNotify;
funcs->javaClass = NULL;
funcs->getvalue = NPP_GetValue;
funcs->setvalue = NPP_SetValue;
funcs->gotfocus = NPP_GotFocus;
funcs->lostfocus = NPP_LostFocus;
return NPERR_NO_ERROR;
}