bool UniscribeController::shapeAndPlaceItem(const UChar* cp, unsigned i, const SimpleFontData* fontData, GlyphBuffer* glyphBuffer)
{
// Determine the string for this item.
const UChar* str = cp + m_items[i].iCharPos;
int len = m_items[i+1].iCharPos - m_items[i].iCharPos;
SCRIPT_ITEM item = m_items[i];
// Set up buffers to hold the results of shaping the item.
Vector<WORD> glyphs;
Vector<WORD> clusters;
Vector<SCRIPT_VISATTR> visualAttributes;
clusters.resize(len);
// Shape the item.
// The recommended size for the glyph buffer is 1.5 * the character length + 16 in the uniscribe docs.
// Apparently this is a good size to avoid having to make repeated calls to ScriptShape.
glyphs.resize(1.5 * len + 16);
visualAttributes.resize(glyphs.size());
if (!shape(str, len, item, fontData, glyphs, clusters, visualAttributes))
return true;
// We now have a collection of glyphs.
Vector<GOFFSET> offsets;
Vector<int> advances;
offsets.resize(glyphs.size());
advances.resize(glyphs.size());
int glyphCount = 0;
HRESULT placeResult = ScriptPlace(0, fontData->scriptCache(), glyphs.data(), glyphs.size(), visualAttributes.data(),
&item.a, advances.data(), offsets.data(), 0);
if (placeResult == E_PENDING) {
// The script cache isn't primed with enough info yet. We need to select our HFONT into
// a DC and pass the DC in to ScriptPlace.
HWndDC hdc(0);
HFONT hfont = fontData->platformData().hfont();
HFONT oldFont = (HFONT)SelectObject(hdc, hfont);
placeResult = ScriptPlace(hdc, fontData->scriptCache(), glyphs.data(), glyphs.size(), visualAttributes.data(),
&item.a, advances.data(), offsets.data(), 0);
SelectObject(hdc, oldFont);
}
if (FAILED(placeResult) || glyphs.isEmpty())
return true;
// Convert all chars that should be treated as spaces to use the space glyph.
// We also create a map that allows us to quickly go from space glyphs back to their corresponding characters.
Vector<int> spaceCharacters(glyphs.size());
spaceCharacters.fill(-1);
const float cLogicalScale = fontData->platformData().useGDI() ? 1.0f : 32.0f;
float spaceWidth = fontData->spaceWidth() - fontData->syntheticBoldOffset();
unsigned logicalSpaceWidth = spaceWidth * cLogicalScale;
for (int k = 0; k < len; k++) {
UChar ch = *(str + k);
bool treatAsSpace = Font::treatAsSpace(ch);
bool treatAsZeroWidthSpace = Font::treatAsZeroWidthSpace(ch);
if (treatAsSpace || treatAsZeroWidthSpace) {
// Substitute in the space glyph at the appropriate place in the glyphs
// array.
glyphs[clusters[k]] = fontData->spaceGlyph();
advances[clusters[k]] = treatAsSpace ? logicalSpaceWidth : 0;
if (treatAsSpace)
spaceCharacters[clusters[k]] = m_currentCharacter + k + item.iCharPos;
}
}
// Populate our glyph buffer with this information.
bool hasExtraSpacing = m_font.letterSpacing() || m_font.wordSpacing() || m_padding;
float leftEdge = m_runWidthSoFar;
for (unsigned k = 0; k < glyphs.size(); k++) {
Glyph glyph = glyphs[k];
float advance = advances[k] / cLogicalScale;
float offsetX = offsets[k].du / cLogicalScale;
float offsetY = offsets[k].dv / cLogicalScale;
// Match AppKit's rules for the integer vs. non-integer rendering modes.
float roundedAdvance = roundf(advance);
if (!m_font.isPrinterFont() && !fontData->isSystemFont()) {
advance = roundedAdvance;
offsetX = roundf(offsetX);
offsetY = roundf(offsetY);
}
advance += fontData->syntheticBoldOffset();
if (hasExtraSpacing) {
// If we're a glyph with an advance, go ahead and add in letter-spacing.
// That way we weed out zero width lurkers. This behavior matches the fast text code path.
if (advance && m_font.letterSpacing())
advance += m_font.letterSpacing();
// Handle justification and word-spacing.
int characterIndex = spaceCharacters[k];
// characterIndex is left at the initial value of -1 for glyphs that do not map back to treated-as-space characters.
if (characterIndex != -1) {
// Account for padding. WebCore uses space padding to justify text.
// We distribute the specified padding over the available spaces in the run.
if (m_padding) {
// Use leftover padding if not evenly divisible by number of spaces.
if (m_padding < m_padPerSpace) {
advance += m_padding;
m_padding = 0;
} else {
m_padding -= m_padPerSpace;
advance += m_padPerSpace;
}
}
// Account for word-spacing.
if (characterIndex > 0 && !Font::treatAsSpace(*m_run.data16(characterIndex - 1)) && m_font.wordSpacing())
advance += m_font.wordSpacing();
}
}
m_runWidthSoFar += advance;
// FIXME: We need to take the GOFFSETS for combining glyphs and store them in the glyph buffer
// as well, so that when the time comes to draw those glyphs, we can apply the appropriate
// translation.
if (glyphBuffer) {
FloatSize size(offsetX, -offsetY);
glyphBuffer->add(glyph, fontData, advance, &size);
}
FloatRect glyphBounds = fontData->boundsForGlyph(glyph);
glyphBounds.move(m_glyphOrigin.x(), m_glyphOrigin.y());
m_minGlyphBoundingBoxX = min(m_minGlyphBoundingBoxX, glyphBounds.x());
m_maxGlyphBoundingBoxX = max(m_maxGlyphBoundingBoxX, glyphBounds.maxX());
m_minGlyphBoundingBoxY = min(m_minGlyphBoundingBoxY, glyphBounds.y());
m_maxGlyphBoundingBoxY = max(m_maxGlyphBoundingBoxY, glyphBounds.maxY());
m_glyphOrigin.move(advance + offsetX, -offsetY);
// Mutate the glyph array to contain our altered advances.
if (m_computingOffsetPosition)
advances[k] = advance;
}
while (m_computingOffsetPosition && m_offsetX >= leftEdge && m_offsetX < m_runWidthSoFar) {
// The position is somewhere inside this run.
int trailing = 0;
ScriptXtoCP(m_offsetX - leftEdge, clusters.size(), glyphs.size(), clusters.data(), visualAttributes.data(),
advances.data(), &item.a, &m_offsetPosition, &trailing);
if (trailing && m_includePartialGlyphs && m_offsetPosition < len - 1) {
m_offsetPosition += m_currentCharacter + m_items[i].iCharPos;
m_offsetX += m_run.rtl() ? -trailing : trailing;
} else {
m_computingOffsetPosition = false;
m_offsetPosition += m_currentCharacter + m_items[i].iCharPos;
if (trailing && m_includePartialGlyphs)
m_offsetPosition++;
return false;
}
}
return true;
}
void DocumentThreadableLoader::loadRequest(const ResourceRequest& request, SecurityCheckPolicy securityCheck)
{
// Any credential should have been removed from the cross-site requests.
const KURL& requestURL = request.url();
m_options.securityCheck = securityCheck;
ASSERT(m_sameOriginRequest || requestURL.user().isEmpty());
ASSERT(m_sameOriginRequest || requestURL.pass().isEmpty());
if (m_async) {
ThreadableLoaderOptions options = m_options;
options.crossOriginCredentialPolicy = DoNotAskClientForCrossOriginCredentials;
if (m_actualRequest) {
// Don't sniff content or send load callbacks for the preflight request.
options.sendLoadCallbacks = DoNotSendCallbacks;
options.sniffContent = DoNotSniffContent;
// Keep buffering the data for the preflight request.
options.shouldBufferData = BufferData;
}
ResourceRequest newRequest(request);
#if ENABLE(INSPECTOR)
if (m_actualRequest) {
// Because willSendRequest only gets called during redirects, we initialize the identifier and the first willSendRequest here.
m_preflightRequestIdentifier = m_document->frame()->page()->progress()->createUniqueIdentifier();
ResourceResponse redirectResponse = ResourceResponse();
InspectorInstrumentation::willSendRequest(m_document->frame(), m_preflightRequestIdentifier, m_document->frame()->loader()->documentLoader(), newRequest, redirectResponse);
}
#endif
ASSERT(!m_resource);
m_resource = m_document->cachedResourceLoader()->requestRawResource(newRequest, options);
if (m_resource)
m_resource->addClient(this);
return;
}
// FIXME: ThreadableLoaderOptions.sniffContent is not supported for synchronous requests.
Vector<char> data;
ResourceError error;
ResourceResponse response;
unsigned long identifier = std::numeric_limits<unsigned long>::max();
if (m_document->frame())
identifier = m_document->frame()->loader()->loadResourceSynchronously(request, m_options.allowCredentials, error, response, data);
// No exception for file:/// resources, see <rdar://problem/4962298>.
// Also, if we have an HTTP response, then it wasn't a network error in fact.
if (!error.isNull() && !requestURL.isLocalFile() && response.httpStatusCode() <= 0) {
m_client->didFail(error);
return;
}
// FIXME: FrameLoader::loadSynchronously() does not tell us whether a redirect happened or not, so we guess by comparing the
// request and response URLs. This isn't a perfect test though, since a server can serve a redirect to the same URL that was
// requested. Also comparing the request and response URLs as strings will fail if the requestURL still has its credentials.
if (requestURL != response.url() && !isAllowedRedirect(response.url())) {
m_client->didFailRedirectCheck();
return;
}
didReceiveResponse(identifier, response);
const char* bytes = static_cast<const char*>(data.data());
int len = static_cast<int>(data.size());
dataReceived(0, bytes, len);
didFinishLoading(identifier, 0.0);
}
void ContentLayerChromium::updateContents()
{
RenderLayerBacking* backing = static_cast<RenderLayerBacking*>(m_owner->client());
if (!backing || backing->paintingGoesToWindow())
return;
ASSERT(drawsContent());
ASSERT(layerRenderer());
// FIXME: Remove this test when tiled layers are implemented.
m_skipsDraw = false;
if (!layerRenderer()->checkTextureSize(m_bounds)) {
m_skipsDraw = true;
return;
}
void* pixels = 0;
IntRect dirtyRect(m_dirtyRect);
IntSize requiredTextureSize;
IntSize bitmapSize;
requiredTextureSize = m_bounds;
IntRect boundsRect(IntPoint(0, 0), m_bounds);
// If the texture needs to be reallocated then we must redraw the entire
// contents of the layer.
if (requiredTextureSize != m_allocatedTextureSize)
dirtyRect = boundsRect;
else {
// Clip the dirtyRect to the size of the layer to avoid drawing outside
// the bounds of the backing texture.
dirtyRect.intersect(boundsRect);
}
#if PLATFORM(SKIA)
const SkBitmap* skiaBitmap = 0;
OwnPtr<skia::PlatformCanvas> canvas;
OwnPtr<PlatformContextSkia> skiaContext;
OwnPtr<GraphicsContext> graphicsContext;
canvas.set(new skia::PlatformCanvas(dirtyRect.width(), dirtyRect.height(), false));
skiaContext.set(new PlatformContextSkia(canvas.get()));
// This is needed to get text to show up correctly.
// FIXME: Does this take us down a very slow text rendering path?
skiaContext->setDrawingToImageBuffer(true);
graphicsContext.set(new GraphicsContext(reinterpret_cast<PlatformGraphicsContext*>(skiaContext.get())));
// Bring the canvas into the coordinate system of the paint rect.
canvas->translate(static_cast<SkScalar>(-dirtyRect.x()), static_cast<SkScalar>(-dirtyRect.y()));
m_owner->paintGraphicsLayerContents(*graphicsContext, dirtyRect);
const SkBitmap& bitmap = canvas->getDevice()->accessBitmap(false);
skiaBitmap = &bitmap;
ASSERT(skiaBitmap);
SkAutoLockPixels lock(*skiaBitmap);
SkBitmap::Config skiaConfig = skiaBitmap->config();
// FIXME: do we need to support more image configurations?
if (skiaConfig == SkBitmap::kARGB_8888_Config) {
pixels = skiaBitmap->getPixels();
bitmapSize = IntSize(skiaBitmap->width(), skiaBitmap->height());
}
#elif PLATFORM(CG)
Vector<uint8_t> tempVector;
int rowBytes = 4 * dirtyRect.width();
tempVector.resize(rowBytes * dirtyRect.height());
memset(tempVector.data(), 0, tempVector.size());
RetainPtr<CGColorSpaceRef> colorSpace(AdoptCF, CGColorSpaceCreateDeviceRGB());
RetainPtr<CGContextRef> contextCG(AdoptCF, CGBitmapContextCreate(tempVector.data(),
dirtyRect.width(), dirtyRect.height(), 8, rowBytes,
colorSpace.get(),
kCGImageAlphaPremultipliedLast));
CGContextTranslateCTM(contextCG.get(), 0, dirtyRect.height());
CGContextScaleCTM(contextCG.get(), 1, -1);
GraphicsContext graphicsContext(contextCG.get());
// Translate the graphics context into the coordinate system of the dirty rect.
graphicsContext.translate(-dirtyRect.x(), -dirtyRect.y());
m_owner->paintGraphicsLayerContents(graphicsContext, dirtyRect);
pixels = tempVector.data();
bitmapSize = dirtyRect.size();
#else
#error "Need to implement for your platform."
#endif
unsigned textureId = m_contentsTexture;
if (!textureId)
textureId = layerRenderer()->createLayerTexture();
if (pixels)
updateTextureRect(pixels, bitmapSize, requiredTextureSize, dirtyRect, textureId);
}
JSValue* functionRun(ExecState* exec, JSObject*, JSValue*, const ArgList& args)
{
StopWatch stopWatch;
UString fileName = args[0]->toString(exec);
Vector<char> script;
if (!fillBufferWithContentsOfFile(fileName, script))
return throwError(exec, GeneralError, "Could not open file.");
JSGlobalObject* globalObject = exec->dynamicGlobalObject();
stopWatch.start();
Interpreter::evaluate(globalObject->globalExec(), globalObject->globalScopeChain(), fileName, 1, script.data());
stopWatch.stop();
return jsNumber(globalObject->globalExec(), stopWatch.getElapsedMS());
}
static bool runWithScripts(GlobalObject* globalObject, const Vector<UString>& fileNames, bool prettyPrint, bool dump)
{
Vector<char> script;
if (dump)
CodeGenerator::setDumpsGeneratedCode(true);
bool success = true;
for (size_t i = 0; i < fileNames.size(); i++) {
UString fileName = fileNames[i];
if (!fillBufferWithContentsOfFile(fileName, script))
return false; // fail early so we can catch missing files
if (prettyPrint)
prettyPrintScript(globalObject->globalExec(), fileName, script);
else {
Completion completion = Interpreter::evaluate(globalObject->globalExec(), globalObject->globalScopeChain(), fileName, 1, script.data());
success = success && completion.complType() != Throw;
if (dump) {
if (success)
printf("End: %s\n", completion.value()->toString(globalObject->globalExec()).ascii());
else
printf("Exception: %s\n", completion.value()->toString(globalObject->globalExec()).ascii());
}
}
}
return success;
}
bool NetscapePlugin::initialize(const Parameters& parameters)
{
uint16_t mode = parameters.isFullFramePlugin ? NP_FULL : NP_EMBED;
m_shouldUseManualLoader = parameters.shouldUseManualLoader;
CString mimeTypeCString = parameters.mimeType.utf8();
ASSERT(parameters.names.size() == parameters.values.size());
Vector<CString> paramNames;
Vector<CString> paramValues;
for (size_t i = 0; i < parameters.names.size(); ++i) {
String parameterName = parameters.names[i];
#if PLUGIN_ARCHITECTURE(MAC)
if (m_pluginModule->pluginQuirks().contains(PluginQuirks::WantsLowercaseParameterNames))
parameterName = parameterName.convertToASCIILowercase();
#endif
paramNames.append(parameterName.utf8());
paramValues.append(parameters.values[i].utf8());
}
#if PLUGIN_ARCHITECTURE(X11)
if (equalLettersIgnoringASCIICase(parameters.mimeType, "application/x-shockwave-flash")) {
size_t wmodeIndex = parameters.names.find("wmode");
if (wmodeIndex != notFound) {
// Transparent window mode is not supported by X11 backend.
if (equalLettersIgnoringASCIICase(parameters.values[wmodeIndex], "transparent")
|| (m_pluginModule->pluginQuirks().contains(PluginQuirks::ForceFlashWindowlessMode) && equalLettersIgnoringASCIICase(parameters.values[wmodeIndex], "window")))
paramValues[wmodeIndex] = "opaque";
} else if (m_pluginModule->pluginQuirks().contains(PluginQuirks::ForceFlashWindowlessMode)) {
paramNames.append("wmode");
paramValues.append("opaque");
}
} else if (equalLettersIgnoringASCIICase(parameters.mimeType, "application/x-webkit-test-netscape")) {
paramNames.append("windowedPlugin");
paramValues.append("false");
}
#endif
// The strings that these pointers point to are kept alive by paramNames and paramValues.
Vector<const char*> names;
Vector<const char*> values;
for (size_t i = 0; i < paramNames.size(); ++i) {
names.append(paramNames[i].data());
values.append(paramValues[i].data());
}
#if PLUGIN_ARCHITECTURE(MAC)
if (m_pluginModule->pluginQuirks().contains(PluginQuirks::MakeOpaqueUnlessTransparentSilverlightBackgroundAttributeExists)) {
for (size_t i = 0; i < parameters.names.size(); ++i) {
if (equalLettersIgnoringASCIICase(parameters.names[i], "background")) {
setIsTransparent(isTransparentSilverlightBackgroundValue(parameters.values[i].convertToASCIILowercase()));
break;
}
}
}
m_layerHostingMode = parameters.layerHostingMode;
#endif
platformPreInitialize();
NetscapePlugin* previousNPPNewPlugin = currentNPPNewPlugin;
m_inNPPNew = true;
currentNPPNewPlugin = this;
NPError error = NPP_New(const_cast<char*>(mimeTypeCString.data()), mode, names.size(),
const_cast<char**>(names.data()), const_cast<char**>(values.data()), 0);
m_inNPPNew = false;
currentNPPNewPlugin = previousNPPNewPlugin;
if (error != NPERR_NO_ERROR)
return false;
m_isStarted = true;
// FIXME: This is not correct in all cases.
m_npWindow.type = NPWindowTypeDrawable;
if (!platformPostInitialize()) {
destroy();
return false;
}
// Load the src URL if needed.
if (!parameters.shouldUseManualLoader && !parameters.url.isEmpty() && shouldLoadSrcURL())
loadURL("GET", parameters.url.string(), String(), HTTPHeaderMap(), Vector<uint8_t>(), false, 0);
return true;
}
void NPObjectMessageReceiver::invoke(const NPIdentifierData& methodNameData, const Vector<NPVariantData>& argumentsData, bool& returnValue, NPVariantData& resultData)
{
if (!m_npObject->_class->invoke) {
returnValue = false;
return;
}
Vector<NPVariant> arguments;
for (size_t i = 0; i < argumentsData.size(); ++i)
arguments.append(m_npRemoteObjectMap->npVariantDataToNPVariant(argumentsData[i], m_plugin));
NPVariant result;
VOID_TO_NPVARIANT(result);
PluginController::PluginDestructionProtector protector(m_plugin->controller());
returnValue = m_npObject->_class->invoke(m_npObject, methodNameData.createNPIdentifier(), arguments.data(), arguments.size(), &result);
if (returnValue) {
// Convert the NPVariant to an NPVariantData.
resultData = m_npRemoteObjectMap->npVariantToNPVariantData(result, m_plugin);
}
// Release all arguments.
for (size_t i = 0; i < argumentsData.size(); ++i)
releaseNPVariantValue(&arguments[i]);
// And release the result.
releaseNPVariantValue(&result);
}
static void runInteractive(GlobalObject* globalObject)
{
while (true) {
#if HAVE(READLINE) && !RUNNING_FROM_XCODE
char* line = readline(interactivePrompt);
if (!line)
break;
if (line[0])
add_history(line);
Completion completion = evaluate(globalObject->globalExec(), globalObject->globalScopeChain(), makeSource(line, interpreterName));
free(line);
#else
printf("%s", interactivePrompt);
Vector<char, 256> line;
int c;
while ((c = getchar()) != EOF) {
// FIXME: Should we also break on \r?
if (c == '\n')
break;
line.append(c);
}
if (line.isEmpty())
break;
line.append('\0');
Completion completion = evaluate(globalObject->globalExec(), globalObject->globalScopeChain(), makeSource(line.data(), interpreterName));
#endif
if (completion.complType() == Throw)
printf("Exception: %s\n", completion.value().toString(globalObject->globalExec()).ascii());
else
printf("%s\n", completion.value().toString(globalObject->globalExec()).UTF8String().c_str());
globalObject->globalExec()->clearException();
}
printf("\n");
}
bool PlatformCertificateInfo::decode(CoreIPC::ArgumentDecoder* decoder, PlatformCertificateInfo& c)
{
uint64_t length;
if (!decoder->decode(length))
return false;
if (length == std::numeric_limits<uint64_t>::max()) {
// This is the no certificates case.
return true;
}
for (size_t i = 0; i < length; ++i) {
Vector<uint8_t> bytes;
if (!decoder->decodeBytes(bytes)) {
c.clearCertificateChain();
return false;
}
PCCERT_CONTEXT certificateContext = ::CertCreateCertificateContext(PKCS_7_ASN_ENCODING | X509_ASN_ENCODING, bytes.data(), bytes.size());
if (!certificateContext) {
c.clearCertificateChain();
return false;
}
c.m_certificateChain.append(certificateContext);
}
return true;
}
JSValue JSC_HOST_CALL functionLoad(ExecState* exec, JSObject* o, JSValue v, const ArgList& args)
{
UNUSED_PARAM(o);
UNUSED_PARAM(v);
UString fileName = args.at(0).toString(exec);
Vector<char> script;
if (!fillBufferWithContentsOfFile(fileName, script))
return throwError(exec, GeneralError, "Could not open file.");
JSGlobalObject* globalObject = exec->lexicalGlobalObject();
Completion result = evaluate(globalObject->globalExec(), globalObject->globalScopeChain(), makeSource(script.data(), fileName));
if (result.complType() == Throw)
exec->setException(result.value());
return result.value();
}
static bool runWithScripts(GlobalObject* globalObject, const Vector<Script>& scripts, bool dump)
{
UString script;
UString fileName;
Vector<char> scriptBuffer;
if (dump)
BytecodeGenerator::setDumpsGeneratedCode(true);
#if ENABLE(OPCODE_SAMPLING)
Interpreter* interpreter = globalObject->globalData()->interpreter;
interpreter->setSampler(new SamplingTool(interpreter));
interpreter->sampler()->setup();
#endif
#if ENABLE(SAMPLING_FLAGS)
SamplingFlags::start();
#endif
bool success = true;
for (size_t i = 0; i < scripts.size(); i++) {
if (scripts[i].isFile) {
fileName = scripts[i].argument;
if (!fillBufferWithContentsOfFile(fileName, scriptBuffer))
return false; // fail early so we can catch missing files
script = scriptBuffer.data();
} else {
script = scripts[i].argument;
fileName = "[Command Line]";
}
#if ENABLE(SAMPLING_THREAD)
SamplingThread::start();
#endif
Completion completion = evaluate(globalObject->globalExec(), globalObject->globalScopeChain(), makeSource(script, fileName));
success = success && completion.complType() != Throw;
if (dump) {
if (completion.complType() == Throw)
printf("Exception: %s\n", completion.value().toString(globalObject->globalExec()).ascii());
else
printf("End: %s\n", completion.value().toString(globalObject->globalExec()).ascii());
}
#if ENABLE(SAMPLING_THREAD)
SamplingThread::stop();
#endif
globalObject->globalExec()->clearException();
}
#if ENABLE(SAMPLING_FLAGS)
SamplingFlags::stop();
#endif
#if ENABLE(OPCODE_SAMPLING)
interpreter->sampler()->dump(globalObject->globalExec());
delete interpreter->sampler();
#endif
#if ENABLE(SAMPLING_COUNTERS)
AbstractSamplingCounter::dump();
#endif
return success;
}
JSValue JSC_HOST_CALL functionRun(ExecState* exec, JSObject*, JSValue, const ArgList& args)
{
StopWatch stopWatch;
UString fileName = args.at(0).toString(exec);
Vector<char> script;
if (!fillBufferWithContentsOfFile(fileName, script))
return throwError(exec, GeneralError, "Could not open file.");
JSGlobalObject* globalObject = exec->lexicalGlobalObject();
stopWatch.start();
evaluate(globalObject->globalExec(), globalObject->globalScopeChain(), makeSource(script.data(), fileName));
stopWatch.stop();
return jsNumber(globalObject->globalExec(), stopWatch.getElapsedMS());
}
PassRefPtr<FormData> FormData::create(const Vector<char>& vector)
{
RefPtr<FormData> result = create();
result->appendData(vector.data(), vector.size());
return result.release();
}
String FormData::flattenToString() const
{
Vector<char> bytes;
flatten(bytes);
return Latin1Encoding().decode(bytes.data(), bytes.size());
}
void UniscribeController::advance(unsigned offset, GlyphBuffer* glyphBuffer)
{
// FIXME: We really want to be using a newer version of Uniscribe that supports the new OpenType
// functions. Those functions would allow us to turn off kerning and ligatures. Without being able
// to do that, we will have buggy line breaking and metrics when simple and complex text are close
// together (the complex code path will narrow the text because of kerning and ligatures and then
// when bidi processing splits into multiple runs, the simple portions will get wider and cause us to
// spill off the edge of a line).
if (static_cast<int>(offset) > m_end)
offset = m_end;
int length = offset - m_currentCharacter;
if (length <= 0)
return;
// Itemize the string.
const UChar* cp = m_run.data16(m_currentCharacter);
unsigned baseCharacter = m_currentCharacter;
// We break up itemization of the string by fontData and (if needed) the use of small caps.
// FIXME: It's inconsistent that we use logical order when itemizing, since this
// does not match normal RTL.
// FIXME: This function should decode surrogate pairs. Currently it makes little difference that
// it does not because the font cache on Windows does not support non-BMP characters.
Vector<UChar, 256> smallCapsBuffer;
if (m_font.isSmallCaps())
smallCapsBuffer.resize(length);
unsigned indexOfFontTransition = m_run.rtl() ? length - 1 : 0;
const UChar* curr = m_run.rtl() ? cp + length - 1 : cp;
const UChar* end = m_run.rtl() ? cp - 1 : cp + length;
const SimpleFontData* fontData;
const SimpleFontData* nextFontData = m_font.glyphDataForCharacter(*curr, false).fontData;
UChar newC = 0;
bool isSmallCaps;
bool nextIsSmallCaps = m_font.isSmallCaps() && !(category(*curr) & (Mark_NonSpacing | Mark_Enclosing | Mark_SpacingCombining)) && (newC = toUpper(*curr)) != *curr;
if (nextIsSmallCaps)
smallCapsBuffer[curr - cp] = newC;
while (true) {
curr = m_run.rtl() ? curr - 1 : curr + 1;
if (curr == end)
break;
fontData = nextFontData;
isSmallCaps = nextIsSmallCaps;
int index = curr - cp;
UChar c = *curr;
bool forceSmallCaps = isSmallCaps && (category(c) & (Mark_NonSpacing | Mark_Enclosing | Mark_SpacingCombining));
nextFontData = m_font.glyphDataForCharacter(*curr, false, forceSmallCaps ? SmallCapsVariant : AutoVariant).fontData;
if (m_font.isSmallCaps()) {
nextIsSmallCaps = forceSmallCaps || (newC = toUpper(c)) != c;
if (nextIsSmallCaps)
smallCapsBuffer[index] = forceSmallCaps ? c : newC;
}
if (m_fallbackFonts && nextFontData != fontData && fontData != m_font.primaryFont())
m_fallbackFonts->add(fontData);
if (nextFontData != fontData || nextIsSmallCaps != isSmallCaps) {
int itemStart = m_run.rtl() ? index + 1 : indexOfFontTransition;
int itemLength = m_run.rtl() ? indexOfFontTransition - index : index - indexOfFontTransition;
m_currentCharacter = baseCharacter + itemStart;
itemizeShapeAndPlace((isSmallCaps ? smallCapsBuffer.data() : cp) + itemStart, itemLength, fontData, glyphBuffer);
indexOfFontTransition = index;
}
}
int itemLength = m_run.rtl() ? indexOfFontTransition + 1 : length - indexOfFontTransition;
if (itemLength) {
if (m_fallbackFonts && nextFontData != m_font.primaryFont())
m_fallbackFonts->add(nextFontData);
int itemStart = m_run.rtl() ? 0 : indexOfFontTransition;
m_currentCharacter = baseCharacter + itemStart;
itemizeShapeAndPlace((nextIsSmallCaps ? smallCapsBuffer.data() : cp) + itemStart, itemLength, nextFontData, glyphBuffer);
}
m_currentCharacter = baseCharacter + length;
}
void SharedBuffer::append(const Vector<char>& data)
{
append(data.data(), data.size());
}
bool NetscapePlugin::initialize(const Parameters& parameters)
{
uint16_t mode = parameters.isFullFramePlugin ? NP_FULL : NP_EMBED;
m_shouldUseManualLoader = parameters.shouldUseManualLoader;
CString mimeTypeCString = parameters.mimeType.utf8();
ASSERT(parameters.names.size() == parameters.values.size());
Vector<CString> paramNames;
Vector<CString> paramValues;
for (size_t i = 0; i < parameters.names.size(); ++i) {
String parameterName = parameters.names[i];
#if PLUGIN_ARCHITECTURE(MAC)
if (m_pluginModule->pluginQuirks().contains(PluginQuirks::WantsLowercaseParameterNames))
parameterName = parameterName.lower();
#endif
paramNames.append(parameterName.utf8());
paramValues.append(parameters.values[i].utf8());
}
// The strings that these pointers point to are kept alive by paramNames and paramValues.
Vector<const char*> names;
Vector<const char*> values;
for (size_t i = 0; i < paramNames.size(); ++i) {
names.append(paramNames[i].data());
values.append(paramValues[i].data());
}
#if PLUGIN_ARCHITECTURE(MAC)
if (m_pluginModule->pluginQuirks().contains(PluginQuirks::MakeTransparentIfBackgroundAttributeExists)) {
for (size_t i = 0; i < parameters.names.size(); ++i) {
if (equalIgnoringCase(parameters.names[i], "background")) {
setIsTransparent(true);
break;
}
}
}
m_layerHostingMode = parameters.layerHostingMode;
#endif
NetscapePlugin* previousNPPNewPlugin = currentNPPNewPlugin;
m_inNPPNew = true;
currentNPPNewPlugin = this;
NPError error = NPP_New(const_cast<char*>(mimeTypeCString.data()), mode, names.size(),
const_cast<char**>(names.data()), const_cast<char**>(values.data()), 0);
m_inNPPNew = false;
currentNPPNewPlugin = previousNPPNewPlugin;
if (error != NPERR_NO_ERROR)
return false;
m_isStarted = true;
// FIXME: This is not correct in all cases.
m_npWindow.type = NPWindowTypeDrawable;
if (!platformPostInitialize()) {
destroy();
return false;
}
// Load the src URL if needed.
if (!parameters.shouldUseManualLoader && !parameters.url.isEmpty() && shouldLoadSrcURL())
loadURL("GET", parameters.url.string(), String(), HTTPHeaderMap(), Vector<uint8_t>(), false, 0);
return true;
}
void PluginDatabase::loadPersistentMetadataCache()
{
if (!isPersistentMetadataCacheEnabled() || persistentMetadataCachePath().isEmpty())
return;
PlatformFileHandle file;
String absoluteCachePath = pathByAppendingComponent(persistentMetadataCachePath(), persistentPluginMetadataCacheFilename);
file = openFile(absoluteCachePath, OpenForRead);
if (!isHandleValid(file))
return;
// Mark cache as loaded regardless of success or failure. If
// there's error in the cache, we won't try to load it anymore.
m_persistentMetadataCacheIsLoaded = true;
Vector<char> fileContents;
fillBufferWithContentsOfFile(file, fileContents);
closeFile(file);
if (fileContents.size() < 2 || fileContents.first() != schemaVersion || fileContents.last() != '\0') {
LOG_ERROR("Unable to read plugin metadata cache: corrupt schema");
deleteFile(absoluteCachePath);
return;
}
char* bufferPos = fileContents.data() + 1;
char* end = fileContents.data() + fileContents.size();
PluginSet cachedPlugins;
HashMap<String, time_t> cachedPluginPathsWithTimes;
HashMap<String, RefPtr<PluginPackage> > cachedPluginsByPath;
while (bufferPos < end) {
String path;
time_t lastModified;
String name;
String desc;
String mimeDesc;
if (!(readUTF8String(path, bufferPos, end)
&& readTime(lastModified, bufferPos, end)
&& readUTF8String(name, bufferPos, end)
&& readUTF8String(desc, bufferPos, end)
&& readUTF8String(mimeDesc, bufferPos, end))) {
LOG_ERROR("Unable to read plugin metadata cache: corrupt data");
deleteFile(absoluteCachePath);
return;
}
// Skip metadata that points to plugins from directories that
// are not part of plugin directory list anymore.
String pluginDirectoryName = directoryName(path);
if (m_pluginDirectories.find(pluginDirectoryName) == WTF::notFound)
continue;
RefPtr<PluginPackage> package = PluginPackage::createPackageFromCache(path, lastModified, name, desc, mimeDesc);
if (package && cachedPlugins.add(package).isNewEntry) {
cachedPluginPathsWithTimes.add(package->path(), package->lastModified());
cachedPluginsByPath.add(package->path(), package);
}
}
m_plugins.swap(cachedPlugins);
m_pluginsByPath.swap(cachedPluginsByPath);
m_pluginPathsWithTimes.swap(cachedPluginPathsWithTimes);
}
static inline HTTPHeaderMap parseRFC822HeaderFields(const Vector<char>& buffer, unsigned length)
{
const char* bytes = buffer.data();
const char* eol;
String lastKey;
HTTPHeaderMap headerFields;
// Loop ove rlines until we're past the header, or we can't find any more end-of-lines
while ((eol = findEOL(bytes, length))) {
const char* line = bytes;
int lineLength = eol - bytes;
// Move bytes to the character after the terminator as returned by findEOL.
bytes = eol + 1;
if ((*eol == '\r') && (*bytes == '\n'))
bytes++; // Safe since findEOL won't return a spanning CRLF.
length -= (bytes - line);
if (lineLength == 0)
// Blank line; we're at the end of the header
break;
else if (*line == ' ' || *line == '\t') {
// Continuation of the previous header
if (lastKey.isNull()) {
// malformed header; ignore it and continue
continue;
} else {
// Merge the continuation of the previous header
String currentValue = headerFields.get(lastKey);
String newValue(line, lineLength);
headerFields.set(lastKey, currentValue + newValue);
}
} else {
// Brand new header
const char* colon;
for (colon = line; *colon != ':' && colon != eol; colon++) {
// empty loop
}
if (colon == eol)
// malformed header; ignore it and continue
continue;
else {
lastKey = capitalizeRFC822HeaderFieldName(String(line, colon - line));
String value;
for (colon++; colon != eol; colon++) {
if (*colon != ' ' && *colon != '\t')
break;
}
if (colon == eol)
value = "";
else
value = String(colon, eol - colon);
String oldValue = headerFields.get(lastKey);
if (!oldValue.isNull()) {
String tmp = oldValue;
tmp += ", ";
tmp += value;
value = tmp;
}
headerFields.set(lastKey, value);
}
}
}
return headerFields;
}
int main(int argc, char *argv[]){
Network yarp;
//Port<Bottle> armPlan;
//Port<Bottle> armPred;
Port armPlan;
Port armPred;
armPlan.open("/randArm/plan");
armPred.open("/randArm/pred");
bool fwCvOn = 0;
fwCvOn = Network::connect("/randArm/plan","/fwdConv:i");
fwCvOn *= Network::connect("/fwdConv:o","/randArm/pred");
if (!fwCvOn){
printf("Please run command:\n ./fwdConv --input /fwdConv:i --output /fwdConv:o");
return 1;
}
const gsl_rng_type *T;
gsl_rng *r;
gsl_rng_env_setup();
T = gsl_rng_default;
r = gsl_rng_alloc(T);
Property params;
params.fromCommand(argc,argv);
if (!params.check("robot")){
fprintf(stderr, "Please specify robot name");
fprintf(stderr, "e.g. --robot icub");
return -1;
}
std::string robotName = params.find("robot").asString().c_str();
std::string remotePorts = "/";
remotePorts += robotName;
remotePorts += "/";
if (params.check("side")){
remotePorts += params.find("side").asString().c_str();
}
else{
remotePorts += "left";
}
remotePorts += "_arm";
std::string localPorts = "/randArm/cmd";
Property options;
options.put("device", "remote_controlboard");
options.put("local", localPorts.c_str());
options.put("remote", remotePorts.c_str());
PolyDriver robotDevice(options);
if (!robotDevice.isValid()){
printf("Device not available. Here are known devices: \n");
printf("%s", Drivers::factory().toString().c_str());
Network::fini();
return 1;
}
IPositionControl *pos;
IEncoders *enc;
bool ok;
ok = robotDevice.view(pos);
ok = ok && robotDevice.view(enc);
if (!ok){
printf("Problems acquiring interfaces\n");
return 0;
}
int nj = 0;
pos->getAxes(&nj);
Vector encoders;
Vector command;
Vector commandCart;
Vector tmp;
encoders.resize(nj);
tmp.resize(nj);
command.resize(nj);
commandCart.resize(nj);
for (int i = 0; i < nj; i++) {
tmp[i] = 25.0;
}
pos->setRefAccelerations(tmp.data());
for (int i = 0; i < nj; i++) {
tmp[i] = 5.0;
pos->setRefSpeed(i, tmp[i]);
}
command = 0;
//set the arm joints to "middle" values
command[0] = -45;
command[1] = 45;
command[2] = 0;
command[3] = 45;
pos->positionMove(command.data());
bool done = false;
while (!done){
pos->checkMotionDone(&done);
Time::delay(0.1);
}
while (true){
tmp = command;
command[0] += 15*(2*gsl_rng_uniform(r)-1);
command[1] += 15*(2*gsl_rng_uniform(r)-1);
command[2] += 15*(2*gsl_rng_uniform(r)-1);
command[3] += 15*(2*gsl_rng_uniform(r)-1);
printf("%.1lf %.1lf %.1lf %.1lf\n", command[0], command[1], command[2], command[3]);
//above 0 doesn't seem to be safe for joint 0
if (command[0] > 0 || command[0] < -90){
command[0] = tmp[0];
}
if (command[1] > 160 || command[1] < -0){
command[1] = tmp[1];
}
if (command[2] > 100 || command[2] < -35){
command[2] = tmp[2];
}
if (command[3] > 100 || command[3] < 10){
command[3] = tmp[3];
}
//use fwd kin to find end effector position
Bottle plan, pred;
for (int i = 0; i < nj; i++){
plan.add(command[i]);
}
armPlan.write(plan);
armPred.read(pred);
for (int i = 0; i < 3; i++){
commandCart[i] = pred.get(i).asDouble();
}
double rad = sqrt(commandCart[0]*commandCart[0]+commandCart[1]*commandCart[1]);
// safety radius back to 30 cm
if (rad > 0.3){
pos->positionMove(command.data());
done = false;
while(!done){
pos->checkMotionDone(&done);
Time::delay(0.1);
}
}
else{
printf("Self collision detected!\n");
}
}
robotDevice.close();
gsl_rng_free(r);
return 0;
}
void HTMLViewSourceDocument::addViewSourceToken(Token* token)
{
if (!m_current)
createContainingTable();
if (token->tagName == textAtom)
addText(token->text.get(), "");
else if (token->tagName == commentAtom) {
if (token->beginTag) {
m_current = addSpanWithClassName("webkit-html-comment");
addText(String("<!--") + token->text.get() + "-->", "webkit-html-comment");
}
} else {
// Handle the tag.
String classNameStr = "webkit-html-tag";
m_current = addSpanWithClassName(classNameStr);
String text = "<";
if (!token->beginTag)
text += "/";
text += token->tagName;
Vector<UChar>* guide = token->m_sourceInfo.get();
if (!guide || !guide->size())
text += ">";
addText(text, classNameStr);
// Walk our guide string that tells us where attribute names/values should go.
if (guide && guide->size()) {
unsigned size = guide->size();
unsigned begin = 0;
unsigned currAttr = 0;
RefPtr<Attribute> attr = 0;
for (unsigned i = 0; i < size; i++) {
if (guide->at(i) == 'a' || guide->at(i) == 'x' || guide->at(i) == 'v') {
// Add in the string.
addText(String(static_cast<UChar*>(guide->data()) + begin, i - begin), classNameStr);
begin = i + 1;
if (guide->at(i) == 'a') {
if (token->attrs && currAttr < token->attrs->length())
attr = token->attrs->attributeItem(currAttr++);
else
attr = 0;
}
if (attr) {
if (guide->at(i) == 'a') {
String name = attr->name().toString();
m_current = addSpanWithClassName("webkit-html-attribute-name");
addText(name, "webkit-html-attribute-name");
if (m_current != m_tbody)
m_current = static_cast<Element*>(m_current->parent());
} else {
const String& value = attr->value().string();
// Compare ignoring case since HTMLTokenizer doesn't
// lower names when passing in tokens to
// HTMLViewSourceDocument.
if (equalIgnoringCase(token->tagName, "base") && equalIgnoringCase(attr->name().localName(), "href")) {
// Catch the href attribute in the base element.
// It will be used for rendering anchors created
// by addLink() below.
setBaseElementURL(KURL(url(), value));
}
// FIXME: XML could use namespace prefixes and confuse us.
if (equalIgnoringCase(attr->name().localName(), "src") || equalIgnoringCase(attr->name().localName(), "href"))
m_current = addLink(value, equalIgnoringCase(token->tagName, "a"));
else
m_current = addSpanWithClassName("webkit-html-attribute-value");
addText(value, "webkit-html-attribute-value");
if (m_current != m_tbody)
m_current = static_cast<Element*>(m_current->parent());
}
}
}
}
// Add in any string that might be left.
if (begin < size)
addText(String(static_cast<UChar*>(guide->data()) + begin, size - begin), classNameStr);
// Add in the end tag.
addText(">", classNameStr);
}
m_current = m_td;
}
}
void TextureMapperLayer::sortByZOrder(Vector<TextureMapperLayer* >& array)
{
qsort(array.data(), array.size(), sizeof(TextureMapperLayer*), compareGraphicsLayersZValue);
}
JSValue* functionLoad(ExecState* exec, JSObject*, JSValue*, const ArgList& args)
{
UString fileName = args[0]->toString(exec);
Vector<char> script;
if (!fillBufferWithContentsOfFile(fileName, script))
return throwError(exec, GeneralError, "Could not open file.");
JSGlobalObject* globalObject = exec->dynamicGlobalObject();
Interpreter::evaluate(globalObject->globalExec(), globalObject->globalScopeChain(), fileName, 1, script.data());
return jsUndefined();
}
bool convertWOFFToSfnt(SharedBuffer* woff, Vector<char>& sfnt)
{
ASSERT_ARG(sfnt, sfnt.isEmpty());
size_t offset = 0;
// Read the WOFF header.
uint32_t signature;
if (!readUInt32(woff, offset, signature) || signature != woffSignature) {
ASSERT_NOT_REACHED();
return false;
}
uint32_t flavor;
if (!readUInt32(woff, offset, flavor))
return false;
uint32_t length;
if (!readUInt32(woff, offset, length) || length != woff->size())
return false;
uint16_t numTables;
if (!readUInt16(woff, offset, numTables))
return false;
if (!numTables || numTables > 0x0fff)
return false;
uint16_t reserved;
if (!readUInt16(woff, offset, reserved) || reserved)
return false;
uint32_t totalSfntSize;
if (!readUInt32(woff, offset, totalSfntSize))
return false;
if (woff->size() - offset < sizeof(uint16_t) + sizeof(uint16_t) + sizeof(uint32_t) + sizeof(uint32_t) + sizeof(uint32_t) + sizeof(uint32_t) + sizeof(uint32_t))
return false;
offset += sizeof(uint16_t); // majorVersion
offset += sizeof(uint16_t); // minorVersion
offset += sizeof(uint32_t); // metaOffset
offset += sizeof(uint32_t); // metaLength
offset += sizeof(uint32_t); // metaOrigLength
offset += sizeof(uint32_t); // privOffset
offset += sizeof(uint32_t); // privLength
// Check if the WOFF can supply as many tables as it claims it has.
if (woff->size() - offset < numTables * 5 * sizeof(uint32_t))
return false;
// Write the sfnt offset subtable.
uint16_t entrySelector = 0;
uint16_t searchRange = 1;
while (searchRange < numTables >> 1) {
entrySelector++;
searchRange <<= 1;
}
searchRange <<= 4;
uint16_t rangeShift = (numTables << 4) - searchRange;
if (!writeUInt32(sfnt, flavor)
|| !writeUInt16(sfnt, numTables)
|| !writeUInt16(sfnt, searchRange)
|| !writeUInt16(sfnt, entrySelector)
|| !writeUInt16(sfnt, rangeShift))
return false;
if (sfnt.size() > totalSfntSize)
return false;
if (totalSfntSize - sfnt.size() < numTables * 4 * sizeof(uint32_t))
return false;
size_t sfntTableDirectoryCursor = sfnt.size();
sfnt.grow(sfnt.size() + numTables * 4 * sizeof(uint32_t));
// Process tables.
for (uint16_t i = 0; i < numTables; ++i) {
// Read a WOFF table directory entry.
uint32_t tableTag;
if (!readUInt32(woff, offset, tableTag))
return false;
uint32_t tableOffset;
if (!readUInt32(woff, offset, tableOffset))
return false;
uint32_t tableCompLength;
if (!readUInt32(woff, offset, tableCompLength))
return false;
if (tableOffset > woff->size() || tableCompLength > woff->size() - tableOffset)
return false;
uint32_t tableOrigLength;
if (!readUInt32(woff, offset, tableOrigLength) || tableCompLength > tableOrigLength)
return false;
if (tableOrigLength > totalSfntSize || sfnt.size() > totalSfntSize - tableOrigLength)
return false;
uint32_t tableOrigChecksum;
if (!readUInt32(woff, offset, tableOrigChecksum))
return false;
// Write an sfnt table directory entry.
uint32_t* sfntTableDirectoryPtr = reinterpret_cast<uint32_t*>(sfnt.data() + sfntTableDirectoryCursor);
*sfntTableDirectoryPtr++ = htonl(tableTag);
*sfntTableDirectoryPtr++ = htonl(tableOrigChecksum);
*sfntTableDirectoryPtr++ = htonl(sfnt.size());
*sfntTableDirectoryPtr++ = htonl(tableOrigLength);
sfntTableDirectoryCursor += 4 * sizeof(uint32_t);
if (tableCompLength == tableOrigLength) {
// The table is not compressed.
if (!sfnt.tryAppend(woff->data() + tableOffset, tableCompLength))
return false;
} else {
uLongf destLen = tableOrigLength;
if (!sfnt.tryReserveCapacity(sfnt.size() + tableOrigLength))
return false;
Bytef* dest = reinterpret_cast<Bytef*>(sfnt.end());
sfnt.grow(sfnt.size() + tableOrigLength);
if (uncompress(dest, &destLen, reinterpret_cast<const Bytef*>(woff->data() + tableOffset), tableCompLength) != Z_OK)
return false;
if (destLen != tableOrigLength)
return false;
}
// Pad to a multiple of 4 bytes.
while (sfnt.size() % 4)
sfnt.append(0);
}
return sfnt.size() == totalSfntSize;
}
static void runInteractive(GlobalObject* globalObject)
{
while (true) {
#if HAVE(READLINE)
char* line = readline(interactivePrompt);
if (!line)
break;
if (line[0])
add_history(line);
Completion completion = Interpreter::evaluate(globalObject->globalExec(), globalObject->globalScopeChain(), interpreterName, 1, line);
free(line);
#else
puts(interactivePrompt);
Vector<char, 256> line;
int c;
while ((c = getchar()) != EOF) {
// FIXME: Should we also break on \r?
if (c == '\n')
break;
line.append(c);
}
line.append('\0');
Completion completion = Interpreter::evaluate(globalObject->globalExec(), globalObject->globalScopeChain(), interpreterName, 1, line.data());
#endif
if (completion.isValueCompletion())
printf("%s\n", completion.value()->toString(globalObject->globalExec()).UTF8String().c_str());
}
printf("\n");
}
Region::Shape Region::Shape::shapeOperation(const Shape& shape1, const Shape& shape2)
{
static_assert(!(!Operation::shouldAddRemainingSegmentsFromSpan1 && Operation::shouldAddRemainingSegmentsFromSpan2), "invalid segment combination");
static_assert(!(!Operation::shouldAddRemainingSpansFromShape1 && Operation::shouldAddRemainingSpansFromShape2), "invalid span combination");
size_t segmentsCapacity = shape1.segmentsSize() + shape2.segmentsSize();
size_t spansCapacity = shape1.spansSize() + shape2.spansSize();
Shape result(segmentsCapacity, spansCapacity);
if (Operation::trySimpleOperation(shape1, shape2, result))
return result;
SpanIterator spans1 = shape1.spansBegin();
SpanIterator spans1End = shape1.spansEnd();
SpanIterator spans2 = shape2.spansBegin();
SpanIterator spans2End = shape2.spansEnd();
SegmentIterator segments1 = 0;
SegmentIterator segments1End = 0;
SegmentIterator segments2 = 0;
SegmentIterator segments2End = 0;
Vector<int, 32> segments;
segments.reserveCapacity(std::max(shape1.segmentsSize(), shape2.segmentsSize()));
// Iterate over all spans.
while (spans1 != spans1End && spans2 != spans2End) {
int y = 0;
int test = spans1->y - spans2->y;
if (test <= 0) {
y = spans1->y;
segments1 = shape1.segmentsBegin(spans1);
segments1End = shape1.segmentsEnd(spans1);
++spans1;
}
if (test >= 0) {
y = spans2->y;
segments2 = shape2.segmentsBegin(spans2);
segments2End = shape2.segmentsEnd(spans2);
++spans2;
}
int flag = 0;
int oldFlag = 0;
SegmentIterator s1 = segments1;
SegmentIterator s2 = segments2;
// Clear vector without dropping capacity.
segments.resize(0);
ASSERT(segments.capacity());
// Now iterate over the segments in each span and construct a new vector of segments.
while (s1 != segments1End && s2 != segments2End) {
int test = *s1 - *s2;
int x;
if (test <= 0) {
x = *s1;
flag = flag ^ 1;
++s1;
}
if (test >= 0) {
x = *s2;
flag = flag ^ 2;
++s2;
}
if (flag == Operation::opCode || oldFlag == Operation::opCode)
segments.append(x);
oldFlag = flag;
}
// Add any remaining segments.
if (Operation::shouldAddRemainingSegmentsFromSpan1 && s1 != segments1End)
segments.appendRange(s1, segments1End);
else if (Operation::shouldAddRemainingSegmentsFromSpan2 && s2 != segments2End)
segments.appendRange(s2, segments2End);
// Add the span.
if (!segments.isEmpty() || !result.isEmpty())
result.appendSpan(y, segments.data(), segments.data() + segments.size());
}
// Add any remaining spans.
if (Operation::shouldAddRemainingSpansFromShape1 && spans1 != spans1End)
result.appendSpans(shape1, spans1, spans1End);
else if (Operation::shouldAddRemainingSpansFromShape2 && spans2 != spans2End)
result.appendSpans(shape2, spans2, spans2End);
result.trimCapacities();
return result;
}
static bool startHttp(ResourceHandle* handle)
{
ASSERT(handle);
SoupSession* session = handle->defaultSession();
ensureSessionIsInitialized(session);
ResourceHandleInternal* d = handle->getInternal();
ResourceRequest request(handle->firstRequest());
KURL url(request.url());
url.removeFragmentIdentifier();
request.setURL(url);
d->m_msg = request.toSoupMessage();
if (!d->m_msg)
return false;
if (!handle->shouldContentSniff())
soup_message_disable_feature(d->m_msg, SOUP_TYPE_CONTENT_SNIFFER);
g_signal_connect(d->m_msg, "restarted", G_CALLBACK(restartedCallback), handle);
g_signal_connect(d->m_msg, "got-headers", G_CALLBACK(gotHeadersCallback), handle);
g_signal_connect(d->m_msg, "content-sniffed", G_CALLBACK(contentSniffedCallback), handle);
g_signal_connect(d->m_msg, "got-chunk", G_CALLBACK(gotChunkCallback), handle);
#ifdef HAVE_LIBSOUP_2_29_90
String firstPartyString = request.firstPartyForCookies().string();
if (!firstPartyString.isEmpty()) {
GOwnPtr<SoupURI> firstParty(soup_uri_new(firstPartyString.utf8().data()));
soup_message_set_first_party(d->m_msg, firstParty.get());
}
#endif
g_object_set_data(G_OBJECT(d->m_msg), "resourceHandle", reinterpret_cast<void*>(handle));
FormData* httpBody = d->m_firstRequest.httpBody();
if (httpBody && !httpBody->isEmpty()) {
size_t numElements = httpBody->elements().size();
// handle the most common case (i.e. no file upload)
if (numElements < 2) {
Vector<char> body;
httpBody->flatten(body);
soup_message_set_request(d->m_msg, d->m_firstRequest.httpContentType().utf8().data(),
SOUP_MEMORY_COPY, body.data(), body.size());
} else {
/*
* we have more than one element to upload, and some may
* be (big) files, which we will want to mmap instead of
* copying into memory; TODO: support upload of non-local
* (think sftp://) files by using GIO?
*/
soup_message_body_set_accumulate(d->m_msg->request_body, FALSE);
for (size_t i = 0; i < numElements; i++) {
const FormDataElement& element = httpBody->elements()[i];
if (element.m_type == FormDataElement::data)
soup_message_body_append(d->m_msg->request_body, SOUP_MEMORY_TEMPORARY, element.m_data.data(), element.m_data.size());
else {
/*
* mapping for uploaded files code inspired by technique used in
* libsoup's simple-httpd test
*/
GError* error = 0;
CString fileName = fileSystemRepresentation(element.m_filename);
GMappedFile* fileMapping = g_mapped_file_new(fileName.data(), false, &error);
if (error) {
g_error_free(error);
g_signal_handlers_disconnect_matched(d->m_msg, G_SIGNAL_MATCH_DATA,
0, 0, 0, 0, handle);
g_object_unref(d->m_msg);
d->m_msg = 0;
return false;
}
SoupBuffer* soupBuffer = soup_buffer_new_with_owner(g_mapped_file_get_contents(fileMapping),
g_mapped_file_get_length(fileMapping),
fileMapping,
#if GLIB_CHECK_VERSION(2, 21, 3)
reinterpret_cast<GDestroyNotify>(g_mapped_file_unref));
#else
reinterpret_cast<GDestroyNotify>(g_mapped_file_free));
#endif
soup_message_body_append_buffer(d->m_msg->request_body, soupBuffer);
soup_buffer_free(soupBuffer);
}
}
}
}
static leveldb::Slice makeSlice(const Vector<char>& value)
{
return leveldb::Slice(value.data(), value.size());
}
