gecko-dev/dom/plugins/ipc/PluginStreamParent.cpp

67 строки
1.8 KiB
C++

/* -*- Mode: C++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 8 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "PluginStreamParent.h"
#include "PluginInstanceParent.h"
namespace mozilla {
namespace plugins {
PluginStreamParent::PluginStreamParent(PluginInstanceParent* npp,
const nsCString& mimeType,
const nsCString& target,
NPError* result)
: mInstance(npp)
, mClosed(false)
{
*result = mInstance->mNPNIface->newstream(mInstance->mNPP,
const_cast<char*>(mimeType.get()),
NullableStringGet(target),
&mStream);
if (*result == NPERR_NO_ERROR)
mStream->pdata = static_cast<AStream*>(this);
else
mStream = nullptr;
}
bool
PluginStreamParent::AnswerNPN_Write(const Buffer& data, int32_t* written)
{
if (mClosed) {
*written = -1;
return true;
}
*written = mInstance->mNPNIface->write(mInstance->mNPP, mStream,
data.Length(),
const_cast<char*>(data.get()));
if (*written < 0)
mClosed = true;
return true;
}
bool
PluginStreamParent::Answer__delete__(const NPError& reason,
const bool& artificial)
{
if (!artificial)
this->NPN_DestroyStream(reason);
return true;
}
void
PluginStreamParent::NPN_DestroyStream(NPReason reason)
{
if (mClosed)
return;
mInstance->mNPNIface->destroystream(mInstance->mNPP, mStream, reason);
mClosed = true;
}
} // namespace plugins
} // namespace mozilla