grpcio-sys 0.5.0-alpha

FFI bindings to gRPC c core library
Documentation 
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/*
 *
 * Copyright 2015 gRPC authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

#ifndef GRPC_INTERNAL_COMPILER_OBJECTIVE_C_GENERATOR_HELPERS_H
#define GRPC_INTERNAL_COMPILER_OBJECTIVE_C_GENERATOR_HELPERS_H

#include <map>
#include "src/compiler/config.h"
#include "src/compiler/generator_helpers.h"

#include <google/protobuf/compiler/objectivec/objectivec_helpers.h>

namespace grpc_objective_c_generator {

using ::grpc::protobuf::FileDescriptor;
using ::grpc::protobuf::ServiceDescriptor;
using ::grpc::string;

inline string MessageHeaderName(const FileDescriptor* file) {
  return google::protobuf::compiler::objectivec::FilePath(file) + ".pbobjc.h";
}

inline string ServiceClassName(const ServiceDescriptor* service) {
  const FileDescriptor* file = service->file();
  string prefix = file->options().objc_class_prefix();
  return prefix + service->name();
}

inline ::grpc::string LocalImport(const ::grpc::string& import) {
  return ::grpc::string("#import \"" + import + "\"\n");
}

inline ::grpc::string SystemImport(const ::grpc::string& import) {
  return ::grpc::string("#import <" + import + ">\n");
}

inline ::grpc::string PreprocConditional(::grpc::string symbol, bool invert) {
  return invert ? "!defined(" + symbol + ") || !" + symbol
                : "defined(" + symbol + ") && " + symbol;
}

inline ::grpc::string PreprocIf(const ::grpc::string& symbol,
                                const ::grpc::string& if_true) {
  return ::grpc::string("#if " + PreprocConditional(symbol, false) + "\n" +
                        if_true + "#endif\n");
}

inline ::grpc::string PreprocIfNot(const ::grpc::string& symbol,
                                   const ::grpc::string& if_true) {
  return ::grpc::string("#if " + PreprocConditional(symbol, true) + "\n" +
                        if_true + "#endif\n");
}

inline ::grpc::string PreprocIfElse(const ::grpc::string& symbol,
                                    const ::grpc::string& if_true,
                                    const ::grpc::string& if_false) {
  return ::grpc::string("#if " + PreprocConditional(symbol, false) + "\n" +
                        if_true + "#else\n" + if_false + "#endif\n");
}

inline ::grpc::string PreprocIfNotElse(const ::grpc::string& symbol,
                                       const ::grpc::string& if_true,
                                       const ::grpc::string& if_false) {
  return ::grpc::string("#if " + PreprocConditional(symbol, true) + "\n" +
                        if_true + "#else\n" + if_false + "#endif\n");
}

}  // namespace grpc_objective_c_generator
#endif  // GRPC_INTERNAL_COMPILER_OBJECTIVE_C_GENERATOR_HELPERS_H