px4-firmware/msg/templates/uorb/msg.h.em

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@###############################################
@#
@# PX4 ROS compatible message source code
@# generation for C++
@#
@# EmPy template for generating <msg>.h files
@# Based on the original template for ROS
@#
@###############################################
@# Start of Template
@#
@# Context:
@# - file_name_in (String) Source file
@# - spec (msggen.MsgSpec) Parsed specification of the .msg file
@# - search_path (dict) search paths for genmsg
@# - topics (List of String) multi-topic names
@###############################################
/****************************************************************************
*
* Copyright (C) 2013-2021 PX4 Development Team. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. Neither the name PX4 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.
*
****************************************************************************/
/* Auto-generated by genmsg_cpp from file @file_name_in */
@{
import genmsg.msgs
from px_generate_uorb_topic_helper import * # this is in Tools/
uorb_struct = '%s_s'%spec.short_name
uorb_struct_upper = spec.short_name.upper()
topic_name = spec.short_name
}@
#pragma once
@##############################
@# Generic Includes
@##############################
#include <uORB/uORB.h>
@##############################
@# Includes for dependencies
@##############################
@{
for field in spec.parsed_fields():
if (not field.is_builtin):
if (not field.is_header):
(package, name) = genmsg.names.package_resource_name(field.base_type)
package = package or spec.package # convert '' to package
print('#include <uORB/topics/%s.h>'%(name))
}@
@# Constants c style
#ifndef __cplusplus
@[for constant in spec.constants]@
#define @(uorb_struct_upper)_@(constant.name) @(int(constant.val))
@[end for]
#endif
@##############################
@# Main struct of message
@##############################
@{
def print_parsed_fields():
# sort fields (using a stable sort)
sorted_fields = sorted(spec.parsed_fields(), key=sizeof_field_type, reverse=True)
struct_size, padding_end_size = add_padding_bytes(sorted_fields, search_path)
# loop over all fields and print the type and name
for field in sorted_fields:
if (not field.is_header):
print_field_def(field)
}@
#ifdef __cplusplus
@#class @(uorb_struct) {
struct __EXPORT @(uorb_struct) {
@#public:
#else
struct @(uorb_struct) {
#endif
@print_parsed_fields()
#ifdef __cplusplus
@# Constants again c++-ified
@{
for constant in spec.constants:
type_name = constant.type
if type_name in type_map:
# need to add _t: int8 --> int8_t
type_px4 = type_map[type_name]
else:
raise Exception("Type {0} not supported, add to to template file!".format(type_name))
print('\tstatic constexpr %s %s = %s;'%(type_px4, constant.name, int(constant.val)))
}
#endif
};
/* register this as object request broker structure */
@[for multi_topic in topics]@
ORB_DECLARE(@multi_topic);
@[end for]
#ifdef __cplusplus
void print_message(const orb_metadata *meta, const @uorb_struct& message);
#endif