Title: [160310] trunk/Source
Revision
160310
Author
[email protected]
Date
2013-12-09 06:10:18 -0800 (Mon, 09 Dec 2013)

Log Message

[WK2][Soup] Use didReceiveBuffer instead of didReceiveData
https://bugs.webkit.org/show_bug.cgi?id=118598

Reviewed by Gustavo Noronha Silva.

Original patch by Kwang Yul Seo  <[email protected]> and Csaba Osztrogonác  <[email protected]>.

Switch from using didReceiveData to didReceiveBuffer for the Soup backend and
let SharedBuffer wrap a SoupBuffer. This is necessary because the NetworkProcess
only supports getting data via SharedBuffer.

Source/WebCore:

* GNUmakefile.list.am: Add the new SharedBufferSoup.cpp file to the list.
* PlatformEfl.cmake:
* PlatformGTK.cmake:
* PlatformNix.cmake:
* platform/SharedBuffer.cpp: We no longer used the no-op version of the platformFoo methods.
* platform/SharedBuffer.h: Ditto.
* platform/graphics/gstreamer/WebKitWebSourceGStreamer.cpp:  Use didReceiveBuffer instead of didReceiveData.
* platform/network/ResourceHandleInternal.h: Have only a m_soupBuffer member instead of three to manage the buffer.
* platform/network/soup/GOwnPtrSoup.cpp: Add support for SoupBuffer.
* platform/network/soup/GOwnPtrSoup.h: Ditto.
* platform/network/soup/ResourceHandleSoup.cpp:
(WebCore::WebCoreSynchronousLoader::didReceiveData): ASSERT_NOT_REACHED here, since it should never be
called now.
(WebCore::WebCoreSynchronousLoader::didReceiveBuffer): Handle this call properly.
(WebCore::ResourceHandle::ensureReadBuffer): Now we package up our buffer into a SoupBuffer.
(WebCore::redirectSkipCallback): Use the new m_soupBuffer member.
(WebCore::cleanupSoupRequestOperation): Ditto.
(WebCore::nextMultipartResponsePartCallback): Ditto.
(WebCore::sendRequestCallback): Ditto.
(WebCore::readCallback):
* platform/soup/SharedBufferSoup.cpp: Added.

Source/WebKit/gtk:

* webkit/webkitdownload.cpp:
(DownloadClient::didReceiveData): Replace with ASSERT_NOT_REACHED.
(DownloadClient::didReceiveBuffer): Use this to process incoming data.

Modified Paths

Added Paths

Diff

Modified: trunk/Source/WebCore/ChangeLog (160309 => 160310)


--- trunk/Source/WebCore/ChangeLog	2013-12-09 12:42:54 UTC (rev 160309)
+++ trunk/Source/WebCore/ChangeLog	2013-12-09 14:10:18 UTC (rev 160310)
@@ -1,3 +1,38 @@
+2013-12-08  Martin Robinson  <[email protected]>
+
+        [WK2][Soup] Use didReceiveBuffer instead of didReceiveData
+        https://bugs.webkit.org/show_bug.cgi?id=118598
+
+        Reviewed by Gustavo Noronha Silva.
+
+        Original patch by Kwang Yul Seo  <[email protected]> and Csaba Osztrogonác  <[email protected]>.
+
+        Switch from using didReceiveData to didReceiveBuffer for the Soup backend and
+        let SharedBuffer wrap a SoupBuffer. This is necessary because the NetworkProcess
+        only supports getting data via SharedBuffer.
+
+        * GNUmakefile.list.am: Add the new SharedBufferSoup.cpp file to the list.
+        * PlatformEfl.cmake:
+        * PlatformGTK.cmake:
+        * PlatformNix.cmake:
+        * platform/SharedBuffer.cpp: We no longer used the no-op version of the platformFoo methods.
+        * platform/SharedBuffer.h: Ditto.
+        * platform/graphics/gstreamer/WebKitWebSourceGStreamer.cpp:  Use didReceiveBuffer instead of didReceiveData.
+        * platform/network/ResourceHandleInternal.h: Have only a m_soupBuffer member instead of three to manage the buffer.
+        * platform/network/soup/GOwnPtrSoup.cpp: Add support for SoupBuffer.
+        * platform/network/soup/GOwnPtrSoup.h: Ditto.
+        * platform/network/soup/ResourceHandleSoup.cpp:
+        (WebCore::WebCoreSynchronousLoader::didReceiveData): ASSERT_NOT_REACHED here, since it should never be
+        called now.
+        (WebCore::WebCoreSynchronousLoader::didReceiveBuffer): Handle this call properly.
+        (WebCore::ResourceHandle::ensureReadBuffer): Now we package up our buffer into a SoupBuffer.
+        (WebCore::redirectSkipCallback): Use the new m_soupBuffer member.
+        (WebCore::cleanupSoupRequestOperation): Ditto.
+        (WebCore::nextMultipartResponsePartCallback): Ditto.
+        (WebCore::sendRequestCallback): Ditto.
+        (WebCore::readCallback):
+        * platform/soup/SharedBufferSoup.cpp: Added.
+
 2013-12-09  Michal Poteralski  <[email protected]>
 
         DataCloneError exception is not thrown when postMessage's second parameter is the source

Modified: trunk/Source/WebCore/GNUmakefile.list.am (160309 => 160310)


--- trunk/Source/WebCore/GNUmakefile.list.am	2013-12-09 12:42:54 UTC (rev 160309)
+++ trunk/Source/WebCore/GNUmakefile.list.am	2013-12-09 14:10:18 UTC (rev 160310)
@@ -5939,6 +5939,7 @@
 	Source/WebCore/platform/network/SocketStreamHandleBase.cpp \
 	Source/WebCore/platform/network/SocketStreamHandleBase.h \
 	Source/WebCore/platform/network/SocketStreamHandleClient.h \
+	Source/WebCore/platform/soup/SharedBufferSoup.cpp \
 	Source/WebCore/platform/text/enchant/TextCheckerEnchant.h \
 	Source/WebCore/platform/text/enchant/TextCheckerEnchant.cpp \
 	Source/WebCore/platform/text/BidiContext.cpp \

Modified: trunk/Source/WebCore/PlatformEfl.cmake (160309 => 160310)


--- trunk/Source/WebCore/PlatformEfl.cmake	2013-12-09 12:42:54 UTC (rev 160309)
+++ trunk/Source/WebCore/PlatformEfl.cmake	2013-12-09 14:10:18 UTC (rev 160310)
@@ -171,6 +171,8 @@
     platform/posix/FileSystemPOSIX.cpp
     platform/posix/SharedBufferPOSIX.cpp
 
+    platform/soup/SharedBufferSoup.cpp
+
     platform/text/LocaleICU.cpp
 
     platform/text/efl/TextBreakIteratorInternalICUEfl.cpp

Modified: trunk/Source/WebCore/PlatformGTK.cmake (160309 => 160310)


--- trunk/Source/WebCore/PlatformGTK.cmake	2013-12-09 12:42:54 UTC (rev 160309)
+++ trunk/Source/WebCore/PlatformGTK.cmake	2013-12-09 14:10:18 UTC (rev 160310)
@@ -203,6 +203,8 @@
     platform/network/soup/SoupURIUtils.cpp
     platform/network/soup/SynchronousLoaderClientSoup.cpp
 
+    platform/soup/SharedBufferSoup.cpp
+
     platform/text/LocaleICU.cpp
     platform/text/TextBreakIteratorICU.cpp
     platform/text/TextCodecICU.cpp

Modified: trunk/Source/WebCore/PlatformNix.cmake (160309 => 160310)


--- trunk/Source/WebCore/PlatformNix.cmake	2013-12-09 12:42:54 UTC (rev 160309)
+++ trunk/Source/WebCore/PlatformNix.cmake	2013-12-09 14:10:18 UTC (rev 160310)
@@ -79,6 +79,8 @@
     platform/gtk/LoggingGtk.cpp
     platform/gtk/SharedBufferGtk.cpp
 
+    platform/soup/SharedBuferSoup.cpp
+
     platform/image-decoders/cairo/ImageDecoderCairo.cpp
 
     platform/linux/GamepadDeviceLinux.cpp

Modified: trunk/Source/WebCore/platform/SharedBuffer.cpp (160309 => 160310)


--- trunk/Source/WebCore/platform/SharedBuffer.cpp	2013-12-09 12:42:54 UTC (rev 160309)
+++ trunk/Source/WebCore/platform/SharedBuffer.cpp	2013-12-09 14:10:18 UTC (rev 160310)
@@ -231,7 +231,7 @@
         return;
 #endif
 
-    char* destination;
+    char* destination = 0;
     m_purgeableBuffer = PurgeableBuffer::createUninitialized(m_size, destination);
     if (!m_purgeableBuffer)
         return;
@@ -454,7 +454,7 @@
 #endif
 }
 
-#if !USE(CF)
+#if !USE(CF) && !USE(SOUP)
 
 inline void SharedBuffer::clearPlatformData()
 {

Modified: trunk/Source/WebCore/platform/SharedBuffer.h (160309 => 160310)


--- trunk/Source/WebCore/platform/SharedBuffer.h	2013-12-09 12:42:54 UTC (rev 160309)
+++ trunk/Source/WebCore/platform/SharedBuffer.h	2013-12-09 14:10:18 UTC (rev 160310)
@@ -37,6 +37,10 @@
 #include <wtf/RetainPtr.h>
 #endif
 
+#if USE(SOUP)
+#include "GOwnPtrSoup.h"
+#endif
+
 #if PLATFORM(MAC)
 OBJC_CLASS NSData;
 #endif
@@ -87,6 +91,10 @@
     static PassRefPtr<SharedBuffer> wrapCFData(CFDataRef);
 #endif
 
+#if USE(SOUP)
+    static PassRefPtr<SharedBuffer> wrapSoupBuffer(SoupBuffer*);
+#endif
+
     // Calling this function will force internal segmented buffers
     // to be merged into a flat buffer. Use getSomeData() whenever possible
     // for better performance.
@@ -197,6 +205,11 @@
     explicit SharedBuffer(CFDataRef);
     RetainPtr<CFDataRef> m_cfData;
 #endif
+
+#if USE(SOUP)
+    explicit SharedBuffer(SoupBuffer*);
+    GOwnPtr<SoupBuffer> m_soupBuffer;
+#endif
 };
 
 PassRefPtr<SharedBuffer> utf8Buffer(const String&);

Modified: trunk/Source/WebCore/platform/graphics/gstreamer/WebKitWebSourceGStreamer.cpp (160309 => 160310)


--- trunk/Source/WebCore/platform/graphics/gstreamer/WebKitWebSourceGStreamer.cpp	2013-12-09 12:42:54 UTC (rev 160309)
+++ trunk/Source/WebCore/platform/graphics/gstreamer/WebKitWebSourceGStreamer.cpp	2013-12-09 14:10:18 UTC (rev 160310)
@@ -35,6 +35,7 @@
 #include "ResourceHandleClient.h"
 #include "ResourceRequest.h"
 #include "ResourceResponse.h"
+#include "SharedBuffer.h"
 #include <gst/app/gstappsrc.h>
 #include <gst/gst.h>
 #include <gst/pbutils/missing-plugins.h>
@@ -99,6 +100,7 @@
         virtual void willSendRequest(ResourceHandle*, ResourceRequest&, const ResourceResponse&);
         virtual void didReceiveResponse(ResourceHandle*, const ResourceResponse&);
         virtual void didReceiveData(ResourceHandle*, const char*, int, int);
+        virtual void didReceiveBuffer(ResourceHandle*, PassRefPtr<SharedBuffer>, int encodedLength);
         virtual void didFinishLoading(ResourceHandle*, double /*finishTime*/);
         virtual void didFail(ResourceHandle*, const ResourceError&);
         virtual void wasBlocked(ResourceHandle*);
@@ -1117,9 +1119,20 @@
 
 void ResourceHandleStreamingClient::didReceiveData(ResourceHandle*, const char* data, int length, int)
 {
-    handleDataReceived(data, length);
+    ASSERT_NOT_REACHED();
 }
 
+void ResourceHandleStreamingClient::didReceiveBuffer(ResourceHandle*, PassRefPtr<SharedBuffer> buffer, int /* encodedLength */)
+{
+    // This pattern is suggested by SharedBuffer.h.
+    const char* segment;
+    unsigned position = 0;
+    while (unsigned length = buffer->getSomeData(segment, position)) {
+        handleDataReceived(segment, length);
+        position += length;
+    }
+}
+
 void ResourceHandleStreamingClient::didFinishLoading(ResourceHandle*, double)
 {
     handleNotifyFinished();

Modified: trunk/Source/WebCore/platform/network/ResourceHandleInternal.h (160309 => 160310)


--- trunk/Source/WebCore/platform/network/ResourceHandleInternal.h	2013-12-09 12:42:54 UTC (rev 160309)
+++ trunk/Source/WebCore/platform/network/ResourceHandleInternal.h	2013-12-09 14:10:18 UTC (rev 160310)
@@ -106,8 +106,6 @@
 #endif
 #if USE(SOUP)
             , m_cancelled(false)
-            , m_readBufferPtr(0)
-            , m_readBufferSize(0)
             , m_bodySize(0)
             , m_bodyDataSent(0)
             , m_redirectCount(0)
@@ -196,9 +194,7 @@
         GRefPtr<GCancellable> m_cancellable;
         GRefPtr<GAsyncResult> m_deferredResult;
         GRefPtr<GSource> m_timeoutSource;
-        GOwnPtr<char> m_defaultReadBuffer;
-        char* m_readBufferPtr;
-        size_t m_readBufferSize;
+        GOwnPtr<SoupBuffer> m_soupBuffer;
         unsigned long m_bodySize;
         unsigned long m_bodyDataSent;
         SoupSession* soupSession();

Modified: trunk/Source/WebCore/platform/network/soup/GOwnPtrSoup.cpp (160309 => 160310)


--- trunk/Source/WebCore/platform/network/soup/GOwnPtrSoup.cpp	2013-12-09 12:42:54 UTC (rev 160309)
+++ trunk/Source/WebCore/platform/network/soup/GOwnPtrSoup.cpp	2013-12-09 14:10:18 UTC (rev 160310)
@@ -42,4 +42,10 @@
         soup_message_headers_free(ptr);
 }
 
+template <> void freeOwnedGPtr<SoupBuffer>(SoupBuffer* ptr)
+{
+    if (ptr)
+        soup_buffer_free(ptr);
 }
+
+} // namespace WTF

Modified: trunk/Source/WebCore/platform/network/soup/GOwnPtrSoup.h (160309 => 160310)


--- trunk/Source/WebCore/platform/network/soup/GOwnPtrSoup.h	2013-12-09 12:42:54 UTC (rev 160309)
+++ trunk/Source/WebCore/platform/network/soup/GOwnPtrSoup.h	2013-12-09 14:10:18 UTC (rev 160310)
@@ -20,17 +20,17 @@
 #ifndef GOwnPtrSoup_h
 #define GOwnPtrSoup_h
 
+// We need to include libsoup headers here because the way that SoupBuffer
+// is defined is not compatible with forward declaration.
+#include <libsoup/soup.h>
 #include <wtf/gobject/GOwnPtr.h>
 
-typedef struct _SoupURI SoupURI;
-typedef struct _SoupCookie SoupCookie;
-typedef struct SoupMessageHeaders SoupMessageHeaders;
-
 namespace WTF {
 
 template<> void freeOwnedGPtr<SoupURI>(SoupURI* ptr);
 template<> void freeOwnedGPtr<SoupCookie>(SoupCookie* ptr);
 template<> void freeOwnedGPtr<SoupMessageHeaders>(SoupMessageHeaders*);
+template<> void freeOwnedGPtr<SoupBuffer>(SoupBuffer*);
 
 }
 

Modified: trunk/Source/WebCore/platform/network/soup/ResourceHandleSoup.cpp (160309 => 160310)


--- trunk/Source/WebCore/platform/network/soup/ResourceHandleSoup.cpp	2013-12-09 12:42:54 UTC (rev 160309)
+++ trunk/Source/WebCore/platform/network/soup/ResourceHandleSoup.cpp	2013-12-09 14:10:18 UTC (rev 160310)
@@ -82,7 +82,7 @@
 }
 
 static bool loadingSynchronousRequest = false;
-static const size_t defaultReadBufferSize = 8192;
+static const size_t gDefaultReadBufferSize = 8192;
 
 class WebCoreSynchronousLoader : public ResourceHandleClient {
     WTF_MAKE_NONCOPYABLE(WebCoreSynchronousLoader);
@@ -146,9 +146,20 @@
 
     virtual void didReceiveData(ResourceHandle*, const char* data, int length, int)
     {
-        m_data.append(data, length);
+        ASSERT_NOT_REACHED();
     }
 
+    virtual void didReceiveBuffer(ResourceHandle*, PassRefPtr<SharedBuffer> buffer, int /* encodedLength */)
+    {
+        // This pattern is suggested by SharedBuffer.h.
+        const char* segment;
+        unsigned position = 0;
+        while (unsigned length = buffer->getSomeData(segment, position)) {
+            m_data.append(segment, length);
+            position += length;
+        }
+    }
+
     virtual void didFinishLoading(ResourceHandle*, double)
     {
         if (g_main_loop_is_running(m_mainLoop.get()))
@@ -301,21 +312,20 @@
 {
     ResourceHandleInternal* d = getInternal();
 
+    if (d->m_soupBuffer)
+        return;
+
+    // Non-NetworkProcess clients are able to give a buffer to the ResourceHandle to avoid expensive copies. If
+    // we do get a buffer from the client, we want the client to free it, so we create the soup buffer with
+    // SOUP_MEMORY_TEMPORARY.
     size_t bufferSize;
-    char* bufferPtr = client()->getOrCreateReadBuffer(defaultReadBufferSize, bufferSize);
-    if (bufferPtr) {
-        d->m_defaultReadBuffer.clear();
-        d->m_readBufferPtr = bufferPtr;
-        d->m_readBufferSize = bufferSize;
-    } else if (!d->m_defaultReadBuffer) {
-        d->m_defaultReadBuffer.set(static_cast<char*>(g_malloc(defaultReadBufferSize)));
-        d->m_readBufferPtr = d->m_defaultReadBuffer.get();
-        d->m_readBufferSize = defaultReadBufferSize;
-    } else
-        d->m_readBufferPtr = d->m_defaultReadBuffer.get();
+    char* bufferFromClient = client()->getOrCreateReadBuffer(gDefaultReadBufferSize, bufferSize);
+    if (bufferFromClient)
+        d->m_soupBuffer.set(soup_buffer_new(SOUP_MEMORY_TEMPORARY, bufferFromClient, bufferSize));
+    else
+        d->m_soupBuffer.set(soup_buffer_new(SOUP_MEMORY_TAKE, static_cast<char*>(g_malloc(gDefaultReadBufferSize)), gDefaultReadBufferSize));
 
-    ASSERT(d->m_readBufferPtr);
-    ASSERT(d->m_readBufferSize);
+    ASSERT(d->m_soupBuffer);
 }
 
 static bool isAuthenticationFailureStatusCode(int httpStatusCode)
@@ -524,7 +534,7 @@
     }
 
     if (bytesSkipped > 0) {
-        g_input_stream_skip_async(d->m_inputStream.get(), defaultReadBufferSize, G_PRIORITY_DEFAULT,
+        g_input_stream_skip_async(d->m_inputStream.get(), gDefaultReadBufferSize, G_PRIORITY_DEFAULT,
             d->m_cancellable.get(), redirectSkipCallback, handle.get());
         return;
     }
@@ -557,6 +567,7 @@
     d->m_inputStream.clear();
     d->m_multipartInputStream.clear();
     d->m_cancellable.clear();
+    d->m_soupBuffer.clear();
 
     if (d->m_soupMessage) {
         g_signal_handlers_disconnect_matched(d->m_soupMessage.get(), G_SIGNAL_MATCH_DATA,
@@ -565,11 +576,6 @@
         d->m_soupMessage.clear();
     }
 
-    if (d->m_readBufferPtr)
-        d->m_readBufferPtr = 0;
-    if (!d->m_defaultReadBuffer)
-        d->m_readBufferSize = 0;
-
     if (d->m_timeoutSource) {
         g_source_destroy(d->m_timeoutSource.get());
         d->m_timeoutSource.clear();
@@ -639,7 +645,7 @@
     }
 
     handle->ensureReadBuffer();
-    g_input_stream_read_async(d->m_inputStream.get(), d->m_readBufferPtr, d->m_readBufferSize,
+    g_input_stream_read_async(d->m_inputStream.get(), const_cast<char*>(d->m_soupBuffer->data), d->m_soupBuffer->length,
         G_PRIORITY_DEFAULT, d->m_cancellable.get(), readCallback, handle.get());
 }
 
@@ -669,12 +675,10 @@
         return;
     }
 
-    ASSERT(!d->m_readBufferPtr);
-
     if (soupMessage) {
         if (SOUP_STATUS_IS_REDIRECTION(soupMessage->status_code) && shouldRedirect(handle.get())) {
             d->m_inputStream = inputStream;
-            g_input_stream_skip_async(d->m_inputStream.get(), defaultReadBufferSize, G_PRIORITY_DEFAULT,
+            g_input_stream_skip_async(d->m_inputStream.get(), gDefaultReadBufferSize, G_PRIORITY_DEFAULT,
                 d->m_cancellable.get(), redirectSkipCallback, handle.get());
             return;
         }
@@ -715,7 +719,7 @@
     d->m_inputStream = inputStream;
 
     handle->ensureReadBuffer();
-    g_input_stream_read_async(d->m_inputStream.get(), d->m_readBufferPtr, d->m_readBufferSize,
+    g_input_stream_read_async(d->m_inputStream.get(), const_cast<char*>(d->m_soupBuffer->data), d->m_soupBuffer->length,
         G_PRIORITY_DEFAULT, d->m_cancellable.get(), readCallback, handle.get());
 }
 
@@ -1332,16 +1336,20 @@
     // It's mandatory to have sent a response before sending data
     ASSERT(!d->m_response.isNull());
 
-    handle->client()->didReceiveData(handle.get(), d->m_readBufferPtr, bytesRead, bytesRead);
+    // FIXME: We should send the encoded data size here and not the decoded size
+    // See https://bugs.webkit.org/show_bug.cgi?id=125410
+    ASSERT(d->m_soupBuffer);
+    d->m_soupBuffer->length = bytesRead; // The buffer might be larger than the number of bytes read. SharedBuffer looks at the length property.
+    handle->client()->didReceiveBuffer(handle.get(), SharedBuffer::wrapSoupBuffer(d->m_soupBuffer.release()), bytesRead);
 
-    // didReceiveData may cancel the load, which may release the last reference.
+    // didReceiveBuffer may cancel the load, which may release the last reference.
     if (handle->cancelledOrClientless()) {
         cleanupSoupRequestOperation(handle.get());
         return;
     }
 
     handle->ensureReadBuffer();
-    g_input_stream_read_async(d->m_inputStream.get(), d->m_readBufferPtr, d->m_readBufferSize, G_PRIORITY_DEFAULT,
+    g_input_stream_read_async(d->m_inputStream.get(), const_cast<char*>(d->m_soupBuffer->data), d->m_soupBuffer->length, G_PRIORITY_DEFAULT,
         d->m_cancellable.get(), readCallback, handle.get());
 }
 

Added: trunk/Source/WebCore/platform/soup/SharedBufferSoup.cpp (0 => 160310)


--- trunk/Source/WebCore/platform/soup/SharedBufferSoup.cpp	                        (rev 0)
+++ trunk/Source/WebCore/platform/soup/SharedBufferSoup.cpp	2013-12-09 14:10:18 UTC (rev 160310)
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2013 Company 100 Inc.
+ *
+ *  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 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 Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include "config.h"
+#include "SharedBuffer.h"
+
+#include "PurgeableBuffer.h"
+#include <libsoup/soup.h>
+
+namespace WebCore {
+
+SharedBuffer::SharedBuffer(SoupBuffer* soupBuffer)
+    : m_size(0)
+{
+    ASSERT(soupBuffer);
+    m_soupBuffer.set(soupBuffer);
+}
+
+PassRefPtr<SharedBuffer> SharedBuffer::wrapSoupBuffer(SoupBuffer* soupBuffer)
+{
+    return adoptRef(new SharedBuffer(soupBuffer));
+}
+
+void SharedBuffer::clearPlatformData()
+{
+    m_soupBuffer.clear();
+}
+
+void SharedBuffer::tryReplaceContentsWithPlatformBuffer(SharedBuffer* newContents)
+{
+    ASSERT_NOT_REACHED();
+}
+
+void SharedBuffer::maybeTransferPlatformData()
+{
+    if (!m_soupBuffer)
+        return;
+
+    ASSERT(!m_size);
+
+    // Hang on to the m_soupBuffer pointer in a local pointer as append() will re-enter maybeTransferPlatformData()
+    // and we need to make sure to early return when it does.
+    GOwnPtr<SoupBuffer> soupBuffer;
+    soupBuffer.swap(m_soupBuffer);
+
+    append(soupBuffer->data, soupBuffer->length);
+}
+
+bool SharedBuffer::hasPlatformData() const
+{
+    return m_soupBuffer;
+}
+
+const char* SharedBuffer::platformData() const
+{
+    return m_soupBuffer->data;
+}
+
+unsigned SharedBuffer::platformDataSize() const
+{
+    return m_soupBuffer->length;
+}
+
+} // namespace WebCore
Property changes on: trunk/Source/WebCore/platform/soup/SharedBufferSoup.cpp
___________________________________________________________________

Added: svn:eol-style

Modified: trunk/Source/WebKit/gtk/ChangeLog (160309 => 160310)


--- trunk/Source/WebKit/gtk/ChangeLog	2013-12-09 12:42:54 UTC (rev 160309)
+++ trunk/Source/WebKit/gtk/ChangeLog	2013-12-09 14:10:18 UTC (rev 160310)
@@ -1,3 +1,20 @@
+2013-12-08  Martin Robinson  <[email protected]>
+
+        [WK2][Soup] Use didReceiveBuffer instead of didReceiveData
+        https://bugs.webkit.org/show_bug.cgi?id=118598
+
+        Reviewed by Gustavo Noronha Silva.
+
+        Original patch by Kwang Yul Seo  <[email protected]> and Csaba Osztrogonác  <[email protected]>.
+
+        Switch from using didReceiveData to didReceiveBuffer for the Soup backend and
+        let SharedBuffer wrap a SoupBuffer. This is necessary because the NetworkProcess
+        only supports getting data via SharedBuffer.
+
+        * webkit/webkitdownload.cpp:
+        (DownloadClient::didReceiveData): Replace with ASSERT_NOT_REACHED.
+        (DownloadClient::didReceiveBuffer): Use this to process incoming data.
+
 2013-12-07  Gustavo Noronha Silva  <[email protected]>
 
         Fix API test expectation following 160220.

Modified: trunk/Source/WebKit/gtk/webkit/webkitdownload.cpp (160309 => 160310)


--- trunk/Source/WebKit/gtk/webkit/webkitdownload.cpp	2013-12-09 12:42:54 UTC (rev 160309)
+++ trunk/Source/WebKit/gtk/webkit/webkitdownload.cpp	2013-12-09 14:10:18 UTC (rev 160310)
@@ -27,6 +27,7 @@
 #include "ResourceHandleInternal.h"
 #include "ResourceRequest.h"
 #include "ResourceResponse.h"
+#include "SharedBuffer.h"
 #include "webkitdownloadprivate.h"
 #include "webkitenumtypes.h"
 #include "webkitglobals.h"
@@ -61,18 +62,20 @@
 
 class DownloadClient : public ResourceHandleClient {
     WTF_MAKE_NONCOPYABLE(DownloadClient);
-    public:
-        DownloadClient(WebKitDownload*);
 
-        virtual void didReceiveResponse(ResourceHandle*, const ResourceResponse&);
-        virtual void didReceiveData(ResourceHandle*, const char*, int, int);
-        virtual void didFinishLoading(ResourceHandle*, double);
-        virtual void didFail(ResourceHandle*, const ResourceError&);
-        virtual void wasBlocked(ResourceHandle*);
-        virtual void cannotShowURL(ResourceHandle*);
+public:
+    DownloadClient(WebKitDownload*);
 
-    private:
-        WebKitDownload* m_download;
+    virtual void didReceiveResponse(ResourceHandle*, const ResourceResponse&);
+    virtual void didReceiveData(ResourceHandle*, const char*, int, int);
+    virtual void didReceiveBuffer(ResourceHandle*, PassRefPtr<SharedBuffer> buffer, int encodedLength);
+    virtual void didFinishLoading(ResourceHandle*, double);
+    virtual void didFail(ResourceHandle*, const ResourceError&);
+    virtual void wasBlocked(ResourceHandle*);
+    virtual void cannotShowURL(ResourceHandle*);
+
+private:
+    WebKitDownload* m_download;
 };
 
 struct _WebKitDownloadPrivate {
@@ -940,9 +943,20 @@
 
 void DownloadClient::didReceiveData(ResourceHandle*, const char* data, int length, int encodedDataLength)
 {
-    webkit_download_received_data(m_download, data, length);
+    ASSERT_NOT_REACHED();
 }
 
+void DownloadClient::didReceiveBuffer(ResourceHandle*, PassRefPtr<SharedBuffer> buffer, int encodedLength)
+{
+    // This pattern is suggested by SharedBuffer.h.
+    const char* segment;
+    unsigned position = 0;
+    while (unsigned length = buffer->getSomeData(segment, position)) {
+        webkit_download_received_data(m_download, segment, length);
+        position += length;
+    }
+}
+
 void DownloadClient::didFinishLoading(ResourceHandle*, double)
 {
     webkit_download_finished_loading(m_download);
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