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-rw-r--r--src/google/protobuf/unknown_field_set.cc347
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diff --git a/src/google/protobuf/unknown_field_set.cc b/src/google/protobuf/unknown_field_set.cc
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index d4e383da..00000000
--- a/src/google/protobuf/unknown_field_set.cc
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@@ -1,347 +0,0 @@
-// Protocol Buffers - Google's data interchange format
-// Copyright 2008 Google Inc. All rights reserved.
-// https://developers.google.com/protocol-buffers/
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-// * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-// * 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.
-// * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
-// OWNER OR 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.
-
-// Author: kenton@google.com (Kenton Varda)
-// Based on original Protocol Buffers design by
-// Sanjay Ghemawat, Jeff Dean, and others.
-
-#include <google/protobuf/unknown_field_set.h>
-
-#include <google/protobuf/stubs/logging.h>
-#include <google/protobuf/stubs/common.h>
-#include <google/protobuf/io/coded_stream.h>
-#include <google/protobuf/io/zero_copy_stream.h>
-#include <google/protobuf/io/zero_copy_stream_impl.h>
-#include <google/protobuf/wire_format.h>
-#include <google/protobuf/stubs/stl_util.h>
-
-namespace google {
-namespace protobuf {
-
-namespace {
-// This global instance is returned by unknown_fields() on any message class
-// when the object has no unknown fields. This is necessary because we now
-// instantiate the UnknownFieldSet dynamically only when required.
-UnknownFieldSet* default_unknown_field_set_instance_ = NULL;
-
-void DeleteDefaultUnknownFieldSet() {
- delete default_unknown_field_set_instance_;
-}
-
-void InitDefaultUnknownFieldSet() {
- default_unknown_field_set_instance_ = new UnknownFieldSet();
- internal::OnShutdown(&DeleteDefaultUnknownFieldSet);
-}
-
-GOOGLE_PROTOBUF_DECLARE_ONCE(default_unknown_field_set_once_init_);
-}
-
-const UnknownFieldSet* UnknownFieldSet::default_instance() {
- ::google::protobuf::GoogleOnceInit(&default_unknown_field_set_once_init_,
- &InitDefaultUnknownFieldSet);
- return default_unknown_field_set_instance_;
-}
-
-UnknownFieldSet::UnknownFieldSet()
- : fields_(NULL) {}
-
-UnknownFieldSet::~UnknownFieldSet() {
- Clear();
- delete fields_;
-}
-
-void UnknownFieldSet::ClearFallback() {
- if (fields_ != NULL) {
- for (int i = 0; i < fields_->size(); i++) {
- (*fields_)[i].Delete();
- }
- delete fields_;
- fields_ = NULL;
- }
-}
-
-void UnknownFieldSet::ClearAndFreeMemory() {
- if (fields_ != NULL) {
- Clear();
- }
-}
-
-void UnknownFieldSet::InternalMergeFrom(const UnknownFieldSet& other) {
- int other_field_count = other.field_count();
- if (other_field_count > 0) {
- fields_ = new vector<UnknownField>();
- for (int i = 0; i < other_field_count; i++) {
- fields_->push_back((*other.fields_)[i]);
- fields_->back().DeepCopy((*other.fields_)[i]);
- }
- }
-}
-
-void UnknownFieldSet::MergeFrom(const UnknownFieldSet& other) {
- int other_field_count = other.field_count();
- if (other_field_count > 0) {
- if (fields_ == NULL) fields_ = new vector<UnknownField>();
- for (int i = 0; i < other_field_count; i++) {
- fields_->push_back((*other.fields_)[i]);
- fields_->back().DeepCopy((*other.fields_)[i]);
- }
- }
-}
-
-// A specialized MergeFrom for performance when we are merging from an UFS that
-// is temporary and can be destroyed in the process.
-void UnknownFieldSet::MergeFromAndDestroy(UnknownFieldSet* other) {
- int other_field_count = other->field_count();
- if (other_field_count > 0) {
- if (fields_ == NULL) fields_ = new vector<UnknownField>();
- for (int i = 0; i < other_field_count; i++) {
- fields_->push_back((*other->fields_)[i]);
- (*other->fields_)[i].Reset();
- }
- }
- delete other->fields_;
- other->fields_ = NULL;
-}
-
-int UnknownFieldSet::SpaceUsedExcludingSelf() const {
- if (fields_ == NULL) return 0;
-
- int total_size = sizeof(*fields_) + sizeof(UnknownField) * fields_->size();
-
- for (int i = 0; i < fields_->size(); i++) {
- const UnknownField& field = (*fields_)[i];
- switch (field.type()) {
- case UnknownField::TYPE_LENGTH_DELIMITED:
- total_size += sizeof(*field.length_delimited_.string_value_) +
- internal::StringSpaceUsedExcludingSelf(
- *field.length_delimited_.string_value_);
- break;
- case UnknownField::TYPE_GROUP:
- total_size += field.group_->SpaceUsed();
- break;
- default:
- break;
- }
- }
- return total_size;
-}
-
-int UnknownFieldSet::SpaceUsed() const {
- return sizeof(*this) + SpaceUsedExcludingSelf();
-}
-
-void UnknownFieldSet::AddVarint(int number, uint64 value) {
- UnknownField field;
- field.number_ = number;
- field.SetType(UnknownField::TYPE_VARINT);
- field.varint_ = value;
- if (fields_ == NULL) fields_ = new vector<UnknownField>();
- fields_->push_back(field);
-}
-
-void UnknownFieldSet::AddFixed32(int number, uint32 value) {
- UnknownField field;
- field.number_ = number;
- field.SetType(UnknownField::TYPE_FIXED32);
- field.fixed32_ = value;
- if (fields_ == NULL) fields_ = new vector<UnknownField>();
- fields_->push_back(field);
-}
-
-void UnknownFieldSet::AddFixed64(int number, uint64 value) {
- UnknownField field;
- field.number_ = number;
- field.SetType(UnknownField::TYPE_FIXED64);
- field.fixed64_ = value;
- if (fields_ == NULL) fields_ = new vector<UnknownField>();
- fields_->push_back(field);
-}
-
-string* UnknownFieldSet::AddLengthDelimited(int number) {
- UnknownField field;
- field.number_ = number;
- field.SetType(UnknownField::TYPE_LENGTH_DELIMITED);
- field.length_delimited_.string_value_ = new string;
- if (fields_ == NULL) fields_ = new vector<UnknownField>();
- fields_->push_back(field);
- return field.length_delimited_.string_value_;
-}
-
-
-UnknownFieldSet* UnknownFieldSet::AddGroup(int number) {
- UnknownField field;
- field.number_ = number;
- field.SetType(UnknownField::TYPE_GROUP);
- field.group_ = new UnknownFieldSet;
- if (fields_ == NULL) fields_ = new vector<UnknownField>();
- fields_->push_back(field);
- return field.group_;
-}
-
-void UnknownFieldSet::AddField(const UnknownField& field) {
- if (fields_ == NULL) fields_ = new vector<UnknownField>();
- fields_->push_back(field);
- fields_->back().DeepCopy(field);
-}
-
-void UnknownFieldSet::DeleteSubrange(int start, int num) {
- // Delete the specified fields.
- for (int i = 0; i < num; ++i) {
- (*fields_)[i + start].Delete();
- }
- // Slide down the remaining fields.
- for (int i = start + num; i < fields_->size(); ++i) {
- (*fields_)[i - num] = (*fields_)[i];
- }
- // Pop off the # of deleted fields.
- for (int i = 0; i < num; ++i) {
- fields_->pop_back();
- }
- if (fields_ && fields_->size() == 0) {
- // maintain invariant: never hold fields_ if empty.
- delete fields_;
- fields_ = NULL;
- }
-}
-
-void UnknownFieldSet::DeleteByNumber(int number) {
- if (fields_ == NULL) return;
- int left = 0; // The number of fields left after deletion.
- for (int i = 0; i < fields_->size(); ++i) {
- UnknownField* field = &(*fields_)[i];
- if (field->number() == number) {
- field->Delete();
- } else {
- if (i != left) {
- (*fields_)[left] = (*fields_)[i];
- }
- ++left;
- }
- }
- fields_->resize(left);
- if (left == 0) {
- // maintain invariant: never hold fields_ if empty.
- delete fields_;
- fields_ = NULL;
- }
-}
-
-bool UnknownFieldSet::MergeFromCodedStream(io::CodedInputStream* input) {
- UnknownFieldSet other;
- if (internal::WireFormat::SkipMessage(input, &other) &&
- input->ConsumedEntireMessage()) {
- MergeFromAndDestroy(&other);
- return true;
- } else {
- return false;
- }
-}
-
-bool UnknownFieldSet::ParseFromCodedStream(io::CodedInputStream* input) {
- Clear();
- return MergeFromCodedStream(input);
-}
-
-bool UnknownFieldSet::ParseFromZeroCopyStream(io::ZeroCopyInputStream* input) {
- io::CodedInputStream coded_input(input);
- return (ParseFromCodedStream(&coded_input) &&
- coded_input.ConsumedEntireMessage());
-}
-
-bool UnknownFieldSet::ParseFromArray(const void* data, int size) {
- io::ArrayInputStream input(data, size);
- return ParseFromZeroCopyStream(&input);
-}
-
-void UnknownField::Delete() {
- switch (type()) {
- case UnknownField::TYPE_LENGTH_DELIMITED:
- delete length_delimited_.string_value_;
- break;
- case UnknownField::TYPE_GROUP:
- delete group_;
- break;
- default:
- break;
- }
-}
-
-// Reset all owned ptrs, a special function for performance, to avoid double
-// owning the ptrs, when we merge from a temporary UnknownFieldSet objects.
-void UnknownField::Reset() {
- switch (type()) {
- case UnknownField::TYPE_LENGTH_DELIMITED:
- length_delimited_.string_value_ = NULL;
- break;
- case UnknownField::TYPE_GROUP: {
- group_ = NULL;
- break;
- }
- default:
- break;
- }
-}
-
-void UnknownField::DeepCopy(const UnknownField& other) {
- switch (type()) {
- case UnknownField::TYPE_LENGTH_DELIMITED:
- length_delimited_.string_value_ = new string(
- *length_delimited_.string_value_);
- break;
- case UnknownField::TYPE_GROUP: {
- UnknownFieldSet* group = new UnknownFieldSet();
- group->InternalMergeFrom(*group_);
- group_ = group;
- break;
- }
- default:
- break;
- }
-}
-
-
-void UnknownField::SerializeLengthDelimitedNoTag(
- io::CodedOutputStream* output) const {
- GOOGLE_DCHECK_EQ(TYPE_LENGTH_DELIMITED, type());
- const string& data = *length_delimited_.string_value_;
- output->WriteVarint32(data.size());
- output->WriteRawMaybeAliased(data.data(), data.size());
-}
-
-uint8* UnknownField::SerializeLengthDelimitedNoTagToArray(uint8* target) const {
- GOOGLE_DCHECK_EQ(TYPE_LENGTH_DELIMITED, type());
- const string& data = *length_delimited_.string_value_;
- target = io::CodedOutputStream::WriteVarint32ToArray(data.size(), target);
- target = io::CodedOutputStream::WriteStringToArray(data, target);
- return target;
-}
-
-} // namespace protobuf
-} // namespace google
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