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102 lines
3.2 KiB
C++
102 lines
3.2 KiB
C++
// Protocol Buffers - Google's data interchange format
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// Copyright 2008 Google Inc.
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// http://code.google.com/p/protobuf/
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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// Author: kenton@google.com (Kenton Varda)
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// Based on original Protocol Buffers design by
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// Sanjay Ghemawat, Jeff Dean, and others.
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// Modified to implement C code by Dave Benson.
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#ifndef GOOGLE_PROTOBUF_COMPILER_C_MESSAGE_H__
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#define GOOGLE_PROTOBUF_COMPILER_C_MESSAGE_H__
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#include <string>
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#include <google/protobuf/stubs/common.h>
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#include <protoc-c/c_field.h>
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namespace google {
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namespace protobuf {
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namespace io {
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class Printer; // printer.h
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}
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}
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namespace protobuf {
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namespace compiler {
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namespace c {
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class EnumGenerator; // enum.h
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class ExtensionGenerator; // extension.h
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class MessageGenerator {
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public:
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// See generator.cc for the meaning of dllexport_decl.
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explicit MessageGenerator(const Descriptor* descriptor,
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const string& dllexport_decl);
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~MessageGenerator();
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// Header stuff.
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// Generate typedef.
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void GenerateStructTypedef(io::Printer* printer);
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// Generate descriptor prototype
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void GenerateDescriptorDeclarations(io::Printer* printer);
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// Generate descriptor prototype
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void GenerateClosureTypedef(io::Printer* printer);
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// Generate definitions of all nested enums (must come before class
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// definitions because those classes use the enums definitions).
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void GenerateEnumDefinitions(io::Printer* printer);
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// Generate definitions for this class and all its nested types.
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void GenerateStructDefinition(io::Printer* printer);
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// Generate __INIT macro for populating this structure
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void GenerateStructStaticInitMacro(io::Printer* printer);
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// Generate standard helper functions declarations for this message.
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void GenerateHelperFunctionDeclarations(io::Printer* printer, bool is_submessage);
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// Source file stuff.
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// Generate code that initializes the global variable storing the message's
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// descriptor.
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void GenerateMessageDescriptor(io::Printer* printer);
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void GenerateHelperFunctionDefinitions(io::Printer* printer, bool is_submessage);
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private:
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string GetDefaultValueC(const FieldDescriptor *fd);
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const Descriptor* descriptor_;
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string dllexport_decl_;
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FieldGeneratorMap field_generators_;
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scoped_array<scoped_ptr<MessageGenerator> > nested_generators_;
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scoped_array<scoped_ptr<EnumGenerator> > enum_generators_;
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scoped_array<scoped_ptr<ExtensionGenerator> > extension_generators_;
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GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(MessageGenerator);
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};
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} // namespace c
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} // namespace compiler
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} // namespace protobuf
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} // namespace google
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#endif // GOOGLE_PROTOBUF_COMPILER_C_MESSAGE_H__
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