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Diffstat (limited to 'Source/WebKit2/WebProcess/WebPage/DecoderAdapter.cpp')
-rw-r--r-- | Source/WebKit2/WebProcess/WebPage/DecoderAdapter.cpp | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/Source/WebKit2/WebProcess/WebPage/DecoderAdapter.cpp b/Source/WebKit2/WebProcess/WebPage/DecoderAdapter.cpp deleted file mode 100644 index 9cdcb2b45..000000000 --- a/Source/WebKit2/WebProcess/WebPage/DecoderAdapter.cpp +++ /dev/null @@ -1,136 +0,0 @@ -/* - * Copyright (C) 2011 Apple Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, - * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS - * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF - * THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "config.h" -#include "DecoderAdapter.h" - -#include "DataReference.h" -#include "WebCoreArgumentCoders.h" -#include <wtf/text/WTFString.h> - -namespace WebKit { - -DecoderAdapter::DecoderAdapter(const uint8_t* buffer, size_t bufferSize) - : m_decoder(buffer, bufferSize) -{ - // Keep format compatibility by decoding an unused uint64_t value - // that used to be encoded by the argument encoder. - uint64_t value; - m_decoder.decode(value); - ASSERT(!value); -} - -bool DecoderAdapter::decodeBytes(Vector<uint8_t>& bytes) -{ - IPC::DataReference dataReference; - if (!m_decoder.decode(dataReference)) - return false; - - bytes = dataReference.vector(); - return true; -} - -bool DecoderAdapter::decodeBool(bool& value) -{ - return m_decoder.decode(value); -} - -bool DecoderAdapter::decodeUInt16(uint16_t& value) -{ - return m_decoder.decode(value); -} - -bool DecoderAdapter::decodeUInt32(uint32_t& value) -{ - return m_decoder.decode(value); -} - -bool DecoderAdapter::decodeUInt64(uint64_t& value) -{ - return m_decoder.decode(value); -} - -bool DecoderAdapter::decodeInt32(int32_t& value) -{ - return m_decoder.decode(value); -} - -bool DecoderAdapter::decodeInt64(int64_t& value) -{ - return m_decoder.decode(value); -} - -bool DecoderAdapter::decodeFloat(float& value) -{ - return m_decoder.decode(value); -} - -bool DecoderAdapter::decodeDouble(double& value) -{ - return m_decoder.decode(value); -} - -bool DecoderAdapter::decodeString(String& value) -{ - // This mimics the IPC binary encoding of Strings prior to r88886. - // Whenever the IPC binary encoding changes, we'll have to "undo" the changes here. - // FIXME: We shouldn't use the IPC binary encoding format for history, - // and we should come up with a migration strategy so we can actually bump the version number - // without breaking encoding/decoding of the history tree. - - uint32_t length; - if (!m_decoder.decode(length)) - return false; - - if (length == std::numeric_limits<uint32_t>::max()) { - // This is the null string. - value = String(); - return true; - } - - uint64_t lengthInBytes; - if (!m_decoder.decode(lengthInBytes)) - return false; - - if (lengthInBytes % sizeof(UChar) || lengthInBytes / sizeof(UChar) != length) { - m_decoder.markInvalid(); - return false; - } - - if (!m_decoder.bufferIsLargeEnoughToContain<UChar>(length)) { - m_decoder.markInvalid(); - return false; - } - - UChar* buffer; - String string = String::createUninitialized(length, buffer); - if (!m_decoder.decodeFixedLengthData(reinterpret_cast<uint8_t*>(buffer), length * sizeof(UChar), alignof(UChar))) - return false; - - value = string; - return true; -} - -} // namespace WebKit |