msg.cpp.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
@# - md5sum (String) MD5Sum of the .msg specification
@# - search_path (dict) search paths for genmsg
@# - topics (List of String) multi-topic names
@# - ids (List) list of all RTPS msg ids
@###############################################
/****************************************************************************
*
* Copyright (C) 2013-2018 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
topic_name = spec.short_name
}@
#include <px4_platform_common/px4_config.h>
#include <ucdr/microcdr.h>
#include <uORB/topics/@(topic_name).h>
#include <uORB_microcdr/topics/@(topic_name).h>
@#################################################
@# Searching for serialize function per each field
@#################################################
@{
def print_info(field):
print("type: ", field.type, "name: ", field.name, "base_type: ", \
field.base_type, "field.is_array:", ('0', '1')[field.is_array], " array_len: ", field.array_len, \
"is_builtin:", ('0', '1')[field.is_builtin], "is_header:", ('0', '1')[field.is_header])
def print_level_info(fields):
for field in fields:
print_info(field)
if (not field.is_builtin):
print("\n")
children_fields = get_children_fields(field.base_type, search_path)
print_level_info(children_fields)
print("\n")
def walk_through_parsed_fields():
print_level_info(spec.parsed_fields())
def get_serialization_type_name(type_name):
if type_name in type_serialize_map:
return type_serialize_map[type_name]
else:
raise Exception("Type {0} not supported, add to type_serialize_map!".format(type_name))
def add_serialize_functions(fields, scope_name):
for field in fields:
if (not field.is_header):
if (field.is_builtin):
if (not field.is_array):
print(" ucdr_serialize_" + str(get_serialization_type_name(field.type)) + "(writer, input->" + scope_name+str(field.name) + ");")
else:
print(" ucdr_serialize_array_" + str(get_serialization_type_name(field.base_type)) + "(writer, input->" + scope_name+str(field.name) + ", " + str(field.array_len) + ");")
else:
name = field.name
children_fields = get_children_fields(field.base_type, search_path)
if (scope_name): name = scope_name + name
if (not field.is_array):
add_serialize_functions(children_fields, name + '.')
else:
for i in range(field.array_len):
add_serialize_functions(children_fields, name + ('[%d].' %i))
def add_deserialize_functions(fields, scope_name):
for field in fields:
if (not field.is_header):
if (field.is_builtin):
if (not field.is_array):
print(" ucdr_deserialize_" + str(get_serialization_type_name(field.type)) + "(reader, &output->" + scope_name+str(field.name) + ");")
else:
print(" ucdr_deserialize_array_" + str(get_serialization_type_name(field.base_type)) + "(reader, output->" + scope_name+str(field.name) + ", " + str(field.array_len) + ");")
else:
name = field.name
children_fields = get_children_fields(field.base_type, search_path)
if (scope_name): name = scope_name + name
if (not field.is_array):
add_deserialize_functions(children_fields, name + '.')
else:
for i in range(field.array_len):
add_deserialize_functions(children_fields, name + ('[%d].' %i))
def add_code_to_serialize():
add_serialize_functions(spec.parsed_fields(), "")
def add_code_to_deserialize():
add_deserialize_functions(spec.parsed_fields(), "")
}@
void serialize_@(topic_name)(ucdrBuffer *writer, const struct @(uorb_struct) *input, char *output, uint32_t *length)
{
if (nullptr == writer || nullptr == input || nullptr == output || nullptr == length)
return;
ucdr_reset_buffer(writer);
@add_code_to_serialize()
(*length) = ucdr_buffer_length(writer);
}
void deserialize_@(topic_name)(ucdrBuffer *reader, struct @(uorb_struct) *output, const char *input)
{
if (nullptr == reader || nullptr == output || nullptr == input)
return;
ucdr_reset_buffer(reader);
@add_code_to_deserialize()
}