tools/kazoo/output_util.h

// Copyright 2019 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef TOOLS_KAZOO_OUTPUT_UTIL_H_
#define TOOLS_KAZOO_OUTPUT_UTIL_H_

#include "src/lib/fxl/strings/ascii.h"
#include "tools/kazoo/syscall_library.h"
#include "tools/kazoo/writer.h"

// Outputs a copyright header like the one at the top of this file to |writer|.
// true on success, or false with an error logged.
bool CopyrightHeaderWithCppComments(Writer* writer);

// Outputs a copyright header using '#' as the comment marker. Returns true on
// success, or false with an error logged.
bool CopyrightHeaderWithHashComments(Writer* writer);

// Maps FIDL-style request and response structs (i.e. inputs and outputs) to
// their expression in C. This means 0 or 1 basic types to be as the native
// return value, output parameters as pointers after the input parameters, and
// so on.
void MapRequestResponseToCAbi(const Struct& request, const Struct& response, Type* return_type,
                              std::vector<StructMember>* arguments);

// Converts |input| to lowercase, assuming it's entirely ASCII.
std::string ToLowerAscii(const std::string& input);

// Maps a name from typical FidlCamelStyle to zircon_snake_style.
std::string CamelToSnake(const std::string& camel_fidl);

#endif  // TOOLS_KAZOO_OUTPUT_UTIL_H_