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Diffstat (limited to 'third_party/protobuf/3.0.0/src/google/protobuf/generated_message_util.h')
-rw-r--r-- | third_party/protobuf/3.0.0/src/google/protobuf/generated_message_util.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/third_party/protobuf/3.0.0/src/google/protobuf/generated_message_util.h b/third_party/protobuf/3.0.0/src/google/protobuf/generated_message_util.h new file mode 100644 index 0000000000..8967726e77 --- /dev/null +++ b/third_party/protobuf/3.0.0/src/google/protobuf/generated_message_util.h @@ -0,0 +1,127 @@ +// 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/common.h> +#include <google/protobuf/stubs/once.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 + +#define GOOGLE_PROTOBUF_DEPRECATED_ATTR + + +// 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). +LIBPROTOBUF_EXPORT ArenaString* ReadArenaString( + ::google::protobuf::io::CodedInputStream* input, + ::google::protobuf::Arena* arena); + +// Helper function to crash on merge failure. +// Moved out of generated code to reduce binary size. +LIBPROTOBUF_EXPORT void MergeFromFail(const char* file, int line) GOOGLE_ATTRIBUTE_NORETURN; + +} // namespace internal +} // namespace protobuf + +} // namespace google +#endif // GOOGLE_PROTOBUF_GENERATED_MESSAGE_UTIL_H__ |