summaryrefslogtreecommitdiffstats
path: root/low-can-binding/diagnostic/diagnostic-message.cpp
blob: 9b4733da53f8f07ac1c5fba45033771cd509b327 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
/*
 * Copyright (C) 2015, 2016 "IoT.bzh"
 * Author "Romain Forlot" <romain.forlot@iot.bzh>
 *
 * 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.
 */
#include <map>

#include "diagnostic-message.hpp"

#include "../binding/application.hpp"
#include "../utils/signals.hpp"

const char *UNIT_NAMES[10] = {
	"POURCENT",
	"DEGREES_CELSIUS",
	"KPA",
	"RPM",
	"GRAMS_SEC",
	"SECONDS",
	"KM",
	"KM_H",
	"PA",
	"NM"
};

diagnostic_message_t::diagnostic_message_t(
		uint8_t pid,
		const std::string& generic_name,
		const int min,
		const int max,
		enum UNIT unit,
		float frequency,
		DiagnosticResponseDecoder decoder,
		DiagnosticResponseCallback callback,
		bool supported,
		bool received)
		: parent_{nullptr},
		pid_{pid},
		generic_name_{generic_name},
		min_{min},
		max_{max},
		unit_{unit},
		frequency_{frequency},
		decoder_{decoder},
		callback_{callback},
		supported_{supported},
		last_timestamp_{0},
		received_{received},
		last_value_{.0f}
{}

uint32_t diagnostic_message_t::get_pid()
{
	return (uint32_t)pid_;
}

const std::string diagnostic_message_t::get_generic_name() const
{
	return generic_name_;
}

const std::string diagnostic_message_t::get_name() const
{
	return active_diagnostic_request_t::get_prefix() + "." + generic_name_;
}

float diagnostic_message_t::get_frequency() const
{
	return frequency_;
}

DiagnosticResponseDecoder diagnostic_message_t::get_decoder() const
{
	return decoder_;
}
DiagnosticResponseCallback diagnostic_message_t::get_callback() const
{
	return callback_;
}

bool diagnostic_message_t::get_supported() const
{
	return supported_;
}

bool diagnostic_message_t::get_received() const
{
	return received_;
}

float diagnostic_message_t::get_last_value() const
{
	return last_value_;
}

std::pair<float, uint64_t> diagnostic_message_t::get_last_value_with_timestamp() const
{
	return std::make_pair(last_value_, last_timestamp_);
}

void diagnostic_message_t::set_supported(bool value)
{
	supported_ = value;
}

void diagnostic_message_t::set_parent(std::shared_ptr<message_set_t> parent)
{
	parent_ = parent;
}

void diagnostic_message_t::set_received(bool r)
{
	received_ = r;
}

void diagnostic_message_t::set_last_value(float val)
{
	last_value_ = val;
}

void diagnostic_message_t::set_timestamp(uint64_t timestamp)
{
	last_timestamp_ = timestamp;
}

///
/// @brief Build a DiagnosticRequest struct to be passed
///  to diagnostic manager instance.
///
 const DiagnosticRequest diagnostic_message_t::build_diagnostic_request() const
{
	return {/*arbitration_id: */OBD2_FUNCTIONAL_BROADCAST_ID,
			/*mode: */0x1,
			/*has_pid: */true,
			/*pid: */pid_,
			/*pid_length: */0,
			/*payload[]: */{0},
			/*payload_length: */0,
			/*no_frame_padding: */false,
			/*DiagnosticRequestType: */DiagnosticRequestType::DIAGNOSTIC_REQUEST_TYPE_PID };
}

///
/// @brief Check if a request is an OBD-II PID request.
///
/// @return true if the request is a mode 1 request and it has a 1 byte PID.
///
bool diagnostic_message_t::is_obd2_request(const DiagnosticRequest* request)
{
	return request->mode == 0x1 && request->has_pid && request->pid < 0xff;
}