npapi.mm   [plain text]

/*
* Copyright (C) 2005 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Apple Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

#if ENABLE(NETSCAPE_PLUGIN_API)
#import <WebKitLegacy/npapi.h>

#import "WebNetscapePluginView.h"
#import "WebKitLogging.h"

using namespace WebCore;

WebNetscapePluginView *pluginViewForInstance(NPP instance);

// general plug-in to browser functions

void* NPN_MemAlloc(uint32_t size)
{
return malloc(size);
}

void NPN_MemFree(void* ptr)
{
free(ptr);
}

uint32_t NPN_MemFlush(uint32_t size)
{
LOG(Plugins, "NPN_MemFlush");
return size;
}

void NPN_ReloadPlugins(NPBool reloadPages)
{
LOG(Plugins, "NPN_ReloadPlugins");
}

NPError NPN_RequestRead(NPStream* stream, NPByteRange* rangeList)
{
LOG(Plugins, "NPN_RequestRead");
return NPERR_GENERIC_ERROR;
}

// instance-specific functions
// The plugin view is always the ndata of the instance. Sometimes, plug-ins will call an instance-specific function
// with a NULL instance. To workaround this, call the last plug-in view that made a call to a plug-in.
// Currently, the current plug-in view is only set before NPP_New in [WebNetscapePluginView start].
// This specifically works around Flash and Shockwave. When we call NPP_New, they call NPN_UserAgent with a NULL instance.
WebNetscapePluginView *pluginViewForInstance(NPP instance)
{
if (instance && instance->ndata)
return (WebNetscapePluginView *)instance->ndata;
else
return [WebNetscapePluginView currentPluginView];
}

NPError NPN_GetURLNotify(NPP instance, const char* URL, const char* target, void* notifyData)
{
return [pluginViewForInstance(instance) getURLNotify:URL target:target notifyData:notifyData];
}

NPError NPN_GetURL(NPP instance, const char* URL, const char* target)
{
return [pluginViewForInstance(instance) getURL:URL target:target];
}

NPError NPN_PostURLNotify(NPP instance, const char* URL, const char* target, uint32_t len, const char* buf, NPBool file, void* notifyData)
{
return [pluginViewForInstance(instance) postURLNotify:URL target:target len:len buf:buf file:file notifyData:notifyData];
}

NPError NPN_PostURL(NPP instance, const char* URL, const char* target, uint32_t len, const char* buf, NPBool file)
{
return [pluginViewForInstance(instance) postURL:URL target:target len:len buf:buf file:file];
}

NPError NPN_NewStream(NPP instance, NPMIMEType type, const char* target, NPStream** stream)
{
return [pluginViewForInstance(instance) newStream:type target:target stream:stream];
}

int32_t NPN_Write(NPP instance, NPStream* stream, int32_t len, void* buffer)
{
return [pluginViewForInstance(instance) write:stream len:len buffer:buffer];
}

NPError NPN_DestroyStream(NPP instance, NPStream* stream, NPReason reason)
{
return [pluginViewForInstance(instance) destroyStream:stream reason:reason];
}

const char* NPN_UserAgent(NPP instance)
{
return [pluginViewForInstance(instance) userAgent];
}

void NPN_Status(NPP instance, const char* message)
{
[pluginViewForInstance(instance) status:message];
}

void NPN_InvalidateRect(NPP instance, NPRect *invalidRect)
{
[pluginViewForInstance(instance) invalidateRect:invalidRect];
}

void NPN_InvalidateRegion(NPP instance, NPRegion invalidRegion)
{
[pluginViewForInstance(instance) invalidateRegion:invalidRegion];
}

void NPN_ForceRedraw(NPP instance)
{
[pluginViewForInstance(instance) forceRedraw];
}

NPError NPN_GetValue(NPP instance, NPNVariable variable, void *value)
{
return [pluginViewForInstance(instance) getVariable:variable value:value];
}

NPError NPN_SetValue(NPP instance, NPPVariable variable, void *value)
{
return [pluginViewForInstance(instance) setVariable:variable value:value];
}

// Unsupported functions

void* NPN_GetJavaEnv(void)
{
LOG(Plugins, "NPN_GetJavaEnv");
return NULL;
}

void* NPN_GetJavaPeer(NPP instance)
{
LOG(Plugins, "NPN_GetJavaPeer");
return NULL;
}

void NPN_PushPopupsEnabledState(NPP instance, NPBool enabled)
{
}

void NPN_PopPopupsEnabledState(NPP instance)
{
}

void NPN_PluginThreadAsyncCall(NPP instance, void (*func) (void *), void *userData)
{
WebNetscapePluginView *pluginView = pluginViewForInstance(instance);

dispatch_async(dispatch_get_main_queue(), ^{
if (!pluginView || !pluginView->plugin) {
// The plug-in has already been destroyed.
return;
}

func(userData);
});
}

uint32_t NPN_ScheduleTimer(NPP instance, uint32_t interval, NPBool repeat, void (*timerFunc)(NPP npp, uint32_t timerID))
{
return [pluginViewForInstance(instance) scheduleTimerWithInterval:interval repeat:repeat timerFunc:timerFunc];
}

void NPN_UnscheduleTimer(NPP instance, uint32_t timerID)
{
[pluginViewForInstance(instance) unscheduleTimer:timerID];
}

NPError NPN_PopUpContextMenu(NPP instance, NPMenu *menu)
{
return [pluginViewForInstance(instance) popUpContextMenu:menu];
}

NPError NPN_GetValueForURL(NPP instance, NPNURLVariable variable, const char* url, char** value, uint32_t* len)
{
return [pluginViewForInstance(instance) getVariable:variable forURL:url value:value length:len];
}

NPError NPN_SetValueForURL(NPP instance, NPNURLVariable variable, const char* url, const char* value, uint32_t len)
{
return [pluginViewForInstance(instance) setVariable:variable forURL:url value:value length:len];
}

NPError NPN_GetAuthenticationInfo(NPP instance, const char* protocol, const char* host, int32_t port, const char* scheme, const char *realm, char** username, uint32_t* ulen, char** password, uint32_t* plen)
{
return [pluginViewForInstance(instance) getAuthenticationInfoWithProtocol:protocol
host:host
port:port
scheme:scheme
realm:realm
username:username usernameLength:ulen
password:password passwordLength:plen];
}

NPBool NPN_ConvertPoint(NPP instance, double sourceX, double sourceY, NPCoordinateSpace sourceSpace, double *destX, double *destY, NPCoordinateSpace destSpace)
{
return [pluginViewForInstance(instance) convertFromX:sourceX andY:sourceY space:sourceSpace toX:destX andY:destY space:destSpace];
}

#endif