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/*
* Copyright (C) 2015 Igalia S.L.
*
* 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 "KeyedEncoderGlib.h"
#include "SharedBuffer.h"
#include <wtf/text/CString.h>
namespace WebCore {
std::unique_ptr<KeyedEncoder> KeyedEncoder::encoder()
{
return std::make_unique<KeyedEncoderGlib>();
}
KeyedEncoderGlib::KeyedEncoderGlib()
{
g_variant_builder_init(&m_variantBuilder, G_VARIANT_TYPE("a{sv}"));
m_variantBuilderStack.append(&m_variantBuilder);
}
KeyedEncoderGlib::~KeyedEncoderGlib()
{
ASSERT(m_variantBuilderStack.size() == 1);
ASSERT(m_variantBuilderStack.last() == &m_variantBuilder);
ASSERT(m_arrayStack.isEmpty());
ASSERT(m_objectStack.isEmpty());
}
void KeyedEncoderGlib::encodeBytes(const String& key, const uint8_t* bytes, size_t size)
{
GRefPtr<GBytes> gBytes = adoptGRef(g_bytes_new_static(bytes, size));
g_variant_builder_add(m_variantBuilderStack.last(), "{sv}", key.utf8().data(), g_variant_new_from_bytes(G_VARIANT_TYPE("ay"), gBytes.get(), TRUE));
}
void KeyedEncoderGlib::encodeBool(const String& key, bool value)
{
g_variant_builder_add(m_variantBuilderStack.last(), "{sv}", key.utf8().data(), g_variant_new_boolean(value));
}
void KeyedEncoderGlib::encodeUInt32(const String& key, uint32_t value)
{
g_variant_builder_add(m_variantBuilderStack.last(), "{sv}", key.utf8().data(), g_variant_new_uint32(value));
}
void KeyedEncoderGlib::encodeInt32(const String& key, int32_t value)
{
g_variant_builder_add(m_variantBuilderStack.last(), "{sv}", key.utf8().data(), g_variant_new_int32(value));
}
void KeyedEncoderGlib::encodeInt64(const String& key, int64_t value)
{
g_variant_builder_add(m_variantBuilderStack.last(), "{sv}", key.utf8().data(), g_variant_new_int64(value));
}
void KeyedEncoderGlib::encodeFloat(const String& key, float value)
{
encodeDouble(key, value);
}
void KeyedEncoderGlib::encodeDouble(const String& key, double value)
{
g_variant_builder_add(m_variantBuilderStack.last(), "{sv}", key.utf8().data(), g_variant_new_double(value));
}
void KeyedEncoderGlib::encodeString(const String& key, const String& value)
{
g_variant_builder_add(m_variantBuilderStack.last(), "{sv}", key.utf8().data(), g_variant_new_string(value.utf8().data()));
}
void KeyedEncoderGlib::beginObject(const String& key)
{
GRefPtr<GVariantBuilder> builder = adoptGRef(g_variant_builder_new(G_VARIANT_TYPE("aa{sv}")));
m_objectStack.append(std::make_pair(key, builder));
m_variantBuilderStack.append(builder.get());
}
void KeyedEncoderGlib::endObject()
{
GVariantBuilder* builder = m_variantBuilderStack.takeLast();
g_variant_builder_add(m_variantBuilderStack.last(), "{sv}", m_objectStack.last().first.utf8().data(), g_variant_builder_end(builder));
m_objectStack.removeLast();
}
void KeyedEncoderGlib::beginArray(const String& key)
{
m_arrayStack.append(std::make_pair(key, adoptGRef(g_variant_builder_new(G_VARIANT_TYPE("aa{sv}")))));
}
void KeyedEncoderGlib::beginArrayElement()
{
m_variantBuilderStack.append(g_variant_builder_new(G_VARIANT_TYPE("a{sv}")));
}
void KeyedEncoderGlib::endArrayElement()
{
GRefPtr<GVariantBuilder> variantBuilder = adoptGRef(m_variantBuilderStack.takeLast());
g_variant_builder_add_value(m_arrayStack.last().second.get(), g_variant_builder_end(variantBuilder.get()));
}
void KeyedEncoderGlib::endArray()
{
g_variant_builder_add(m_variantBuilderStack.last(), "{sv}", m_arrayStack.last().first.utf8().data(), g_variant_builder_end(m_arrayStack.last().second.get()));
m_arrayStack.removeLast();
}
PassRefPtr<SharedBuffer> KeyedEncoderGlib::finishEncoding()
{
g_assert(m_variantBuilderStack.last() == &m_variantBuilder);
GRefPtr<GVariant> variant = g_variant_builder_end(&m_variantBuilder);
GRefPtr<GBytes> data = g_variant_get_data_as_bytes(variant.get());
return SharedBuffer::create(static_cast<const unsigned char*>(g_bytes_get_data(data.get(), nullptr)), static_cast<unsigned>(g_bytes_get_size(data.get())));
}
} // namespace WebCore
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