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Diffstat (limited to 'third_party/protobuf/3.4.0/src/google/protobuf/compiler/cpp/cpp_file.h')
-rw-r--r-- | third_party/protobuf/3.4.0/src/google/protobuf/compiler/cpp/cpp_file.h | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/third_party/protobuf/3.4.0/src/google/protobuf/compiler/cpp/cpp_file.h b/third_party/protobuf/3.4.0/src/google/protobuf/compiler/cpp/cpp_file.h new file mode 100644 index 0000000000..e10fe2f3d0 --- /dev/null +++ b/third_party/protobuf/3.4.0/src/google/protobuf/compiler/cpp/cpp_file.h @@ -0,0 +1,179 @@ +// 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. + +#ifndef GOOGLE_PROTOBUF_COMPILER_CPP_FILE_H__ +#define GOOGLE_PROTOBUF_COMPILER_CPP_FILE_H__ + +#include <memory> +#ifndef _SHARED_PTR_H +#include <google/protobuf/stubs/shared_ptr.h> +#endif +#include <string> +#include <vector> +#include <google/protobuf/stubs/common.h> +#include <google/protobuf/compiler/cpp/cpp_field.h> +#include <google/protobuf/compiler/cpp/cpp_helpers.h> +#include <google/protobuf/compiler/cpp/cpp_options.h> + +namespace google { +namespace protobuf { + class FileDescriptor; // descriptor.h + namespace io { + class Printer; // printer.h + } +} + +namespace protobuf { +namespace compiler { +namespace cpp { + +class EnumGenerator; // enum.h +class MessageGenerator; // message.h +class ServiceGenerator; // service.h +class ExtensionGenerator; // extension.h + +class FileGenerator { + public: + // See generator.cc for the meaning of dllexport_decl. + FileGenerator(const FileDescriptor* file, const Options& options); + ~FileGenerator(); + + // Shared code between the two header generators below. + void GenerateHeader(io::Printer* printer); + + // info_path, if non-empty, should be the path (relative to printer's output) + // to the metadata file describing this proto header. + void GenerateProtoHeader(io::Printer* printer, + const string& info_path); + // info_path, if non-empty, should be the path (relative to printer's output) + // to the metadata file describing this PB header. + void GeneratePBHeader(io::Printer* printer, + const string& info_path); + void GenerateSource(io::Printer* printer); + + private: + // Internal type used by GenerateForwardDeclarations (defined in file.cc). + class ForwardDeclarations; + + // Generate the BuildDescriptors() procedure, which builds all descriptors + // for types defined in the file. + void GenerateBuildDescriptors(io::Printer* printer); + + void GenerateNamespaceOpeners(io::Printer* printer); + void GenerateNamespaceClosers(io::Printer* printer); + + // For other imports, generates their forward-declarations. + void GenerateForwardDeclarations(io::Printer* printer); + + // Internal helper used by GenerateForwardDeclarations: fills 'decls' + // with all necessary forward-declarations for this file and its + // transient depednencies. + void FillForwardDeclarations(ForwardDeclarations* decls); + + // Generates top or bottom of a header file. + void GenerateTopHeaderGuard(io::Printer* printer, + const string& filename_identifier); + void GenerateBottomHeaderGuard(io::Printer* printer, + const string& filename_identifier); + + // Generates #include directives. + void GenerateLibraryIncludes(io::Printer* printer); + void GenerateDependencyIncludes(io::Printer* printer); + + // Generate a pragma to pull in metadata using the given info_path (if + // non-empty). info_path should be relative to printer's output. + void GenerateMetadataPragma(io::Printer* printer, const string& info_path); + + // Generates a couple of different pieces before definitions: + void GenerateGlobalStateFunctionDeclarations(io::Printer* printer); + + // Generates types for classes. + void GenerateMessageDefinitions(io::Printer* printer); + + void GenerateEnumDefinitions(io::Printer* printer); + + // Generates generic service definitions. + void GenerateServiceDefinitions(io::Printer* printer); + + // Generates extension identifiers. + void GenerateExtensionIdentifiers(io::Printer* printer); + + // Generates inline function defintions. + void GenerateInlineFunctionDefinitions(io::Printer* printer); + + void GenerateProto2NamespaceEnumSpecializations(io::Printer* printer); + + // Sometimes the names we use in a .proto file happen to be defined as macros + // on some platforms (e.g., macro/minor used in plugin.proto are defined as + // macros in sys/types.h on FreeBSD and a few other platforms). To make the + // generated code compile on these platforms, we either have to undef the + // macro for these few platforms, or rename the field name for all platforms. + // Since these names are part of protobuf public API, renaming is generally + // a breaking change so we prefer the #undef approach. + void GenerateMacroUndefs(io::Printer* printer); + + const FileDescriptor* file_; + const Options options_; + + SCCAnalyzer scc_analyzer_; + + // Contains the post-order walk of all the messages (and child messages) in + // this file. If you need a pre-order walk just reverse iterate. + std::vector<MessageGenerator*> message_generators_; + std::vector<EnumGenerator*> enum_generators_; + std::vector<ServiceGenerator*> service_generators_; + std::vector<ExtensionGenerator*> extension_generators_; + + // These members are just for owning (and thus proper deleting). Some of the + // message_ and enum_generators above are owned by child messages. + google::protobuf::scoped_array<google::protobuf::scoped_ptr<MessageGenerator> > + message_generators_owner_; + google::protobuf::scoped_array<google::protobuf::scoped_ptr<EnumGenerator> > enum_generators_owner_; + google::protobuf::scoped_array<google::protobuf::scoped_ptr<ServiceGenerator> > + service_generators_owner_; + google::protobuf::scoped_array<google::protobuf::scoped_ptr<ExtensionGenerator> > + extension_generators_owner_; + + // E.g. if the package is foo.bar, package_parts_ is {"foo", "bar"}. + std::vector<string> package_parts_; + + GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(FileGenerator); +}; + +} // namespace cpp +} // namespace compiler +} // namespace protobuf + +} // namespace google +#endif // GOOGLE_PROTOBUF_COMPILER_CPP_FILE_H__ |