165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch/* 265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * Copyright (C) 2010 Apple Inc. All rights reserved. 365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * 465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * Redistribution and use in source and binary forms, with or without 565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * modification, are permitted provided that the following conditions 665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * are met: 765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * 1. Redistributions of source code must retain the above copyright 865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * notice, this list of conditions and the following disclaimer. 965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * 2. Redistributions in binary form must reproduce the above copyright 1065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * notice, this list of conditions and the following disclaimer in the 1165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * documentation and/or other materials provided with the distribution. 1265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * 1365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' 1465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 1565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 1665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 1765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 1865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 1965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 2065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 2165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 2265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 2365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch * THE POSSIBILITY OF SUCH DAMAGE. 2465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch */ 2565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 262fc2651226baac27029e38c9d6ef883fa32084dbSteve Block#include "config.h" 2765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#include "NetscapePluginStream.h" 2865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 2965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#include "NetscapePlugin.h" 3065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#include <utility> 3165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 3265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochusing namespace WebCore; 3365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochusing namespace std; 3465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 3565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochnamespace WebKit { 3665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 3765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben MurdochNetscapePluginStream::NetscapePluginStream(PassRefPtr<NetscapePlugin> plugin, uint64_t streamID, bool sendNotification, void* notificationData) 3865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch : m_plugin(plugin) 3965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch , m_streamID(streamID) 4065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch , m_sendNotification(sendNotification) 4165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch , m_notificationData(notificationData) 4265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch , m_npStream() 4365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch , m_transferMode(NP_NORMAL) 4465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch , m_offset(0) 4565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch , m_fileHandle(invalidPlatformFileHandle) 4665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch , m_isStarted(false) 4765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#if !ASSERT_DISABLED 4865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch , m_urlNotifyHasBeenCalled(false) 4965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#endif 5065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch , m_deliveryDataTimer(RunLoop::main(), this, &NetscapePluginStream::deliverDataToPlugin) 5165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch , m_stopStreamWhenDoneDelivering(false) 5265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch{ 5365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} 5465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 5565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben MurdochNetscapePluginStream::~NetscapePluginStream() 5665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch{ 5765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch ASSERT(!m_isStarted); 5865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch ASSERT(!m_sendNotification || m_urlNotifyHasBeenCalled); 5965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch ASSERT(m_fileHandle == invalidPlatformFileHandle); 6065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} 6165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 6265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochvoid NetscapePluginStream::didReceiveResponse(const KURL& responseURL, uint32_t streamLength, uint32_t lastModifiedTime, const String& mimeType, const String& headers) 6365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch{ 6465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // Starting the stream could cause the plug-in stream to go away so we keep a reference to it here. 6565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch RefPtr<NetscapePluginStream> protect(this); 6665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 6765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch start(responseURL, streamLength, lastModifiedTime, mimeType, headers); 6865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} 6965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 7065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochvoid NetscapePluginStream::didReceiveData(const char* bytes, int length) 7165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch{ 7265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // Delivering the data could cause the plug-in stream to go away so we keep a reference to it here. 7365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch RefPtr<NetscapePluginStream> protect(this); 7465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 7565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch deliverData(bytes, length); 7665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} 7765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 7865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochvoid NetscapePluginStream::didFinishLoading() 7965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch{ 8065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // Stopping the stream could cause the plug-in stream to go away so we keep a reference to it here. 8165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch RefPtr<NetscapePluginStream> protect(this); 8265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 8365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch stop(NPRES_DONE); 8465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} 8565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 8665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochvoid NetscapePluginStream::didFail(bool wasCancelled) 8765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch{ 8865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // Stopping the stream could cause the plug-in stream to go away so we keep a reference to it here. 8965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch RefPtr<NetscapePluginStream> protect(this); 9065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 9165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch stop(wasCancelled ? NPRES_USER_BREAK : NPRES_NETWORK_ERR); 9265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} 9365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 9465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochvoid NetscapePluginStream::sendJavaScriptStream(const String& requestURLString, const String& result) 9565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch{ 9665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // starting the stream or delivering the data to it might cause the plug-in stream to go away, so we keep 9765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // a reference to it here. 9865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch RefPtr<NetscapePluginStream> protect(this); 9965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 10065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch CString resultCString = requestURLString.utf8(); 10165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (resultCString.isNull()) { 10265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // There was an error evaluating the JavaScript, call NPP_URLNotify if needed and then destroy the stream. 10365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch notifyAndDestroyStream(NPRES_NETWORK_ERR); 10465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return; 10565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } 10665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 10765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (!start(requestURLString, resultCString.length(), 0, "text/plain", "")) 10865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return; 10965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 11065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch deliverData(resultCString.data(), resultCString.length()); 11165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch stop(NPRES_DONE); 11265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} 11365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 11465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben MurdochNPError NetscapePluginStream::destroy(NPReason reason) 11565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch{ 11665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // It doesn't make sense to call NPN_DestroyStream on a stream that hasn't been started yet. 11765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (!m_isStarted) 11865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return NPERR_GENERIC_ERROR; 11965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 12065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // It isn't really valid for a plug-in to call NPN_DestroyStream with NPRES_DONE. 12165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // (At least not for browser initiated streams, and we don't support plug-in initiated streams). 12265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (reason == NPRES_DONE) 12365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return NPERR_INVALID_PARAM; 12465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 12565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch cancel(); 12665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch stop(reason); 12765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return NPERR_NO_ERROR; 12865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} 12965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 13065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochstatic bool isSupportedTransferMode(uint16_t transferMode) 13165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch{ 13265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch switch (transferMode) { 13365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch case NP_ASFILEONLY: 13465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch case NP_ASFILE: 13565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch case NP_NORMAL: 13665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return true; 13765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // FIXME: We don't support seekable streams. 13865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch case NP_SEEK: 13965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return false; 14065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } 14165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 14265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch ASSERT_NOT_REACHED(); 14365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return false; 14465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} 14565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 14665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochbool NetscapePluginStream::start(const String& responseURLString, uint32_t streamLength, uint32_t lastModifiedTime, const String& mimeType, const String& headers) 14765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch{ 14865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_responseURL = responseURLString.utf8(); 14965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_mimeType = mimeType.utf8(); 15065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_headers = headers.utf8(); 15165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 15265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_npStream.ndata = this; 15365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_npStream.url = m_responseURL.data(); 15465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_npStream.end = streamLength; 15565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_npStream.lastmodified = lastModifiedTime; 15665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_npStream.notifyData = m_notificationData; 15765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_npStream.headers = m_headers.length() == 0 ? 0 : m_headers.data(); 15865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 15965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch NPError error = m_plugin->NPP_NewStream(const_cast<char*>(m_mimeType.data()), &m_npStream, false, &m_transferMode); 16065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (error != NPERR_NO_ERROR) { 16165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // We failed to start the stream, cancel the load and destroy it. 16265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch cancel(); 16365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch notifyAndDestroyStream(NPRES_NETWORK_ERR); 16465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return false; 16565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } 16665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 16765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // We successfully started the stream. 16865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_isStarted = true; 16965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 17065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (!isSupportedTransferMode(m_transferMode)) { 17165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // Cancel the load and stop the stream. 17265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch cancel(); 17365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch stop(NPRES_NETWORK_ERR); 17465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return false; 17565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } 17665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 17765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return true; 17865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} 17965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 18065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochvoid NetscapePluginStream::deliverData(const char* bytes, int length) 18165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch{ 18265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch ASSERT(m_isStarted); 18365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 18465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (m_transferMode != NP_ASFILEONLY) { 18565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (!m_deliveryData) 18665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_deliveryData.set(new Vector<uint8_t>); 18765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 18865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_deliveryData->reserveCapacity(m_deliveryData->size() + length); 18965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_deliveryData->append(bytes, length); 19065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 19165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch deliverDataToPlugin(); 19265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } 19365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 19465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (m_transferMode == NP_ASFILE || m_transferMode == NP_ASFILEONLY) 19565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch deliverDataToFile(bytes, length); 19665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} 19765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 19865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochvoid NetscapePluginStream::deliverDataToPlugin() 19965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch{ 20065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch ASSERT(m_isStarted); 20165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 20265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch int32_t numBytesToDeliver = m_deliveryData->size(); 20365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch int32_t numBytesDelivered = 0; 20465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 20565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch while (numBytesDelivered < numBytesToDeliver) { 20665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch int32_t numBytesPluginCanHandle = m_plugin->NPP_WriteReady(&m_npStream); 20765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 20865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // NPP_WriteReady could call NPN_DestroyStream and destroy the stream. 20965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (!m_isStarted) 21065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return; 21165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 21265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (numBytesPluginCanHandle <= 0) { 21365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // The plug-in can't handle more data, we'll send the rest later 21465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_deliveryDataTimer.startOneShot(0); 21565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch break; 21665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } 21765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 21865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // Figure out how much data to send to the plug-in. 21965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch int32_t dataLength = min(numBytesPluginCanHandle, numBytesToDeliver - numBytesDelivered); 22065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch uint8_t* data = m_deliveryData->data() + numBytesDelivered; 22165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 22265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch int32_t numBytesWritten = m_plugin->NPP_Write(&m_npStream, m_offset, dataLength, data); 22365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (numBytesWritten < 0) { 2242daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch cancel(); 22565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch stop(NPRES_NETWORK_ERR); 22665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return; 22765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } 22865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 22965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // NPP_Write could call NPN_DestroyStream and destroy the stream. 23065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (!m_isStarted) 23165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return; 23265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 23365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch numBytesWritten = min(numBytesWritten, dataLength); 23465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_offset += numBytesWritten; 23565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch numBytesDelivered += numBytesWritten; 23665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } 23765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 23865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // We didn't write anything. 23965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (!numBytesDelivered) 24065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return; 24165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 24265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (numBytesDelivered < numBytesToDeliver) { 24365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // Remove the bytes that we actually delivered. 24465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_deliveryData->remove(0, numBytesDelivered); 24565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } else { 24665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_deliveryData->clear(); 24765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 24865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (m_stopStreamWhenDoneDelivering) 24965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch stop(NPRES_DONE); 25065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } 25165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} 25265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 25365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochvoid NetscapePluginStream::deliverDataToFile(const char* bytes, int length) 25465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch{ 25565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (m_fileHandle == invalidPlatformFileHandle && m_filePath.isNull()) { 25665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // Create a temporary file. 25765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_filePath = openTemporaryFile("WebKitPluginStream", m_fileHandle); 25865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 25965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // We failed to open the file, stop the stream. 26065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (m_fileHandle == invalidPlatformFileHandle) { 26165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch stop(NPRES_NETWORK_ERR); 26265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return; 26365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } 26465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } 26565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 26665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (!length) 26765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return; 26865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 26965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch int byteCount = writeToFile(m_fileHandle, bytes, length); 27065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (byteCount != length) { 27165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // This happens only rarely, when we are out of disk space or have a disk I/O error. 27265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch closeFile(m_fileHandle); 27365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 27465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch stop(NPRES_NETWORK_ERR); 27565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } 27665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} 27765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 27865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochvoid NetscapePluginStream::stop(NPReason reason) 27965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch{ 28065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // The stream was stopped before it got a chance to start. This can happen if a stream is cancelled by 28165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // WebKit before it received a response. 28265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (!m_isStarted) 28365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return; 28465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 28565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (reason == NPRES_DONE && m_deliveryData && !m_deliveryData->isEmpty()) { 28665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // There is still data left that the plug-in hasn't been able to consume yet. 28765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch ASSERT(m_deliveryDataTimer.isActive()); 28865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 28965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // Set m_stopStreamWhenDoneDelivering to true so that the next time the delivery timer fires 29065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // and calls deliverDataToPlugin the stream will be closed if all the remaining data was 29165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // successfully delivered. 29265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_stopStreamWhenDoneDelivering = true; 29365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return; 29465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } 29565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 29665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_deliveryData = 0; 29765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_deliveryDataTimer.stop(); 29865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 29965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (m_transferMode == NP_ASFILE || m_transferMode == NP_ASFILEONLY) { 30065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (reason == NPRES_DONE) { 30165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // Ensure that the file is created. 30265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch deliverDataToFile(0, 0); 30365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (m_fileHandle != invalidPlatformFileHandle) 30465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch closeFile(m_fileHandle); 30565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 30665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch ASSERT(!m_filePath.isNull()); 30765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 3082bde8e466a4451c7319e3a072d118917957d6554Steve Block m_plugin->NPP_StreamAsFile(&m_npStream, m_filePath.utf8().data()); 30965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } else { 31065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // Just close the file. 31165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (m_fileHandle != invalidPlatformFileHandle) 31265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch closeFile(m_fileHandle); 31365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } 31465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 31565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // Delete the file after calling NPP_StreamAsFile(), instead of in the destructor. It should be OK 31665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // to delete the file here -- NPP_StreamAsFile() is always called immediately before NPP_DestroyStream() 31765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // (the stream destruction function), so there can be no expectation that a plugin will read the stream 31865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // file asynchronously after NPP_StreamAsFile() is called. 3192bde8e466a4451c7319e3a072d118917957d6554Steve Block deleteFile(m_filePath); 3202bde8e466a4451c7319e3a072d118917957d6554Steve Block m_filePath = String(); 32165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 32265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // NPP_StreamAsFile could call NPN_DestroyStream and destroy the stream. 32365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (!m_isStarted) 32465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch return; 32565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } 32665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 32765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch // Set m_isStarted to false before calling NPP_DestroyStream in case NPP_DestroyStream calls NPN_DestroyStream. 32865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_isStarted = false; 32965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 33065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_plugin->NPP_DestroyStream(&m_npStream, reason); 33165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 33265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch notifyAndDestroyStream(reason); 33365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} 33465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 33565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochvoid NetscapePluginStream::cancel() 33665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch{ 33765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_plugin->cancelStreamLoad(this); 33865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} 33965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 34065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochvoid NetscapePluginStream::notifyAndDestroyStream(NPReason reason) 34165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch{ 34265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch ASSERT(!m_isStarted); 34365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch ASSERT(!m_deliveryDataTimer.isActive()); 34465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch ASSERT(!m_urlNotifyHasBeenCalled); 34565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 34665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch if (m_sendNotification) { 34765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_plugin->NPP_URLNotify(m_responseURL.data(), reason, m_notificationData); 34865f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 34965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#if !ASSERT_DISABLED 35065f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_urlNotifyHasBeenCalled = true; 35165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch#endif 35265f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch } 35365f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 35465f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch m_plugin->removePluginStream(this); 35565f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} 35665f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch 35765f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch} // namespace WebKit 358