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// Protocol Buffers - Google's data interchange format
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// Copyright 2008 Google Inc.
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// Copyright 2008 Google Inc. All rights reserved.
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// http://code.google.com/p/protobuf/
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Author: kenton@google.com (Kenton Varda)
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// Based on original Protocol Buffers design by
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bool UnknownFieldSet::MergeFromCodedStream(io::CodedInputStream* input) {
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UnknownFieldSet other;
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if (internal::WireFormat::SkipMessage(input, &other) &&
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input->ConsumedEntireMessage()) {
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bool UnknownFieldSet::ParseFromCodedStream(io::CodedInputStream* input) {
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return MergeFromCodedStream(input);
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bool UnknownFieldSet::ParseFromZeroCopyStream(io::ZeroCopyInputStream* input) {
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io::CodedInputStream coded_input(input);
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return ParseFromCodedStream(&coded_input) &&
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coded_input.ConsumedEntireMessage();
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bool UnknownFieldSet::ParseFromArray(const void* data, int size) {
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io::ArrayInputStream input(data, size);
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return ParseFromZeroCopyStream(&input);
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const UnknownField* UnknownFieldSet::FindFieldByNumber(int number) const {
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if (internal_ == NULL) return NULL;
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int UnknownFieldSet::SpaceUsedExcludingSelf() const {
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if (internal_ != NULL) {
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total_size += sizeof(*internal_);
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total_size += internal_->active_fields_.capacity() *
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sizeof(Internal::FieldVector::value_type);
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total_size += internal_->fields_.size() *
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sizeof(Internal::FieldMap::value_type);
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// Account for the UnknownField objects themselves.
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for (Internal::FieldMap::const_iterator it = internal_->fields_.begin(),
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end = internal_->fields_.end();
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total_size += it->second->SpaceUsed();
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int UnknownFieldSet::SpaceUsed() const {
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return sizeof(*this) + SpaceUsedExcludingSelf();
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UnknownField::UnknownField(int number)
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: number_(number),
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group_ .MergeFrom(other.group_ );
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int UnknownField::SpaceUsed() const {
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int total_size = sizeof(*this);
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total_size += varint_.SpaceUsedExcludingSelf();
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total_size += fixed32_.SpaceUsedExcludingSelf();
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total_size += fixed64_.SpaceUsedExcludingSelf();
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total_size += length_delimited_.SpaceUsedExcludingSelf();
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total_size += group_.SpaceUsedExcludingSelf();
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} // namespace protobuf
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} // namespace google