Squashed 'third_party/protobuf/' content from commit e35e248
Change-Id: I6cbe123d09fe50fdcad0e51466665daeee7433c7
git-subtree-dir: third_party/protobuf
git-subtree-split: e35e24800fb8d694bdeea5fd63dc7d1b14d68723
diff --git a/src/google/protobuf/generated_message_util.h b/src/google/protobuf/generated_message_util.h
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+// 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.
+//
+// This file contains miscellaneous helper code used by generated code --
+// including lite types -- but which should not be used directly by users.
+
+#ifndef GOOGLE_PROTOBUF_GENERATED_MESSAGE_UTIL_H__
+#define GOOGLE_PROTOBUF_GENERATED_MESSAGE_UTIL_H__
+
+#include <assert.h>
+#include <string>
+
+#include <google/protobuf/stubs/once.h>
+
+#include <google/protobuf/stubs/common.h>
+namespace google {
+
+namespace protobuf {
+
+class Arena;
+namespace io { class CodedInputStream; }
+
+namespace internal {
+
+
+// Annotation for the compiler to emit a deprecation message if a field marked
+// with option 'deprecated=true' is used in the code, or for other things in
+// generated code which are deprecated.
+//
+// For internal use in the pb.cc files, deprecation warnings are suppressed
+// there.
+#undef DEPRECATED_PROTOBUF_FIELD
+#define PROTOBUF_DEPRECATED
+
+
+// Constants for special floating point values.
+LIBPROTOBUF_EXPORT double Infinity();
+LIBPROTOBUF_EXPORT double NaN();
+
+// TODO(jieluo): Change to template. We have tried to use template,
+// but it causes net/rpc/python:rpcutil_test fail (the empty string will
+// init twice). It may related to swig. Change to template after we
+// found the solution.
+
+// Default empty string object. Don't use the pointer directly. Instead, call
+// GetEmptyString() to get the reference.
+LIBPROTOBUF_EXPORT extern const ::std::string* empty_string_;
+LIBPROTOBUF_EXPORT extern ProtobufOnceType empty_string_once_init_;
+LIBPROTOBUF_EXPORT void InitEmptyString();
+
+
+LIBPROTOBUF_EXPORT inline const ::std::string& GetEmptyStringAlreadyInited() {
+ assert(empty_string_ != NULL);
+ return *empty_string_;
+}
+LIBPROTOBUF_EXPORT inline const ::std::string& GetEmptyString() {
+ ::google::protobuf::GoogleOnceInit(&empty_string_once_init_, &InitEmptyString);
+ return GetEmptyStringAlreadyInited();
+}
+
+LIBPROTOBUF_EXPORT int StringSpaceUsedExcludingSelf(const string& str);
+
+
+// True if IsInitialized() is true for all elements of t. Type is expected
+// to be a RepeatedPtrField<some message type>. It's useful to have this
+// helper here to keep the protobuf compiler from ever having to emit loops in
+// IsInitialized() methods. We want the C++ compiler to inline this or not
+// as it sees fit.
+template <class Type> bool AllAreInitialized(const Type& t) {
+ for (int i = t.size(); --i >= 0; ) {
+ if (!t.Get(i).IsInitialized()) return false;
+ }
+ return true;
+}
+
+class ArenaString;
+
+// Read a length (varint32), followed by a string, from *input. Return a
+// pointer to a copy of the string that resides in *arena. Requires both
+// args to be non-NULL. If something goes wrong while reading the data
+// then NULL is returned (e.g., input does not start with a valid varint).
+ArenaString* ReadArenaString(::google::protobuf::io::CodedInputStream* input,
+ ::google::protobuf::Arena* arena);
+
+} // namespace internal
+} // namespace protobuf
+
+} // namespace google
+#endif // GOOGLE_PROTOBUF_GENERATED_MESSAGE_UTIL_H__