aboutsummaryrefslogtreecommitdiffstats
path: root/low-can-binding/diagnostic/active-diagnostic-request.cpp
blob: 1ccb2e74f51780bb8f518cf646e5f79ce9e19788 (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
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
/*
 * 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 <fnmatch.h>

#include "active-diagnostic-request.hpp"

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

#define AFB_ERROR_PID 0xFF

std::string active_diagnostic_request_t::prefix_ = "diagnostic_messages";

bool active_diagnostic_request_t::operator==(const active_diagnostic_request_t& b)
{
	return (bus_ == b.bus_ && id_ == b.id_ && handle_ == b.handle_);
}

active_diagnostic_request_t& active_diagnostic_request_t::operator=(const active_diagnostic_request_t& adr)
{
	if (this != &adr)
	{
		bus_ = adr.bus_;
		id_ = adr.id_;
		handle_ = adr.handle_;
		name_ = adr.name_;
		decoder_ = adr.decoder_;
		callback_ = adr.callback_;
		recurring_ = adr.recurring_; 
		wait_for_multiple_responses_ = adr.wait_for_multiple_responses_;
		frequency_clock_ = adr.frequency_clock_;
		timeout_clock_ = adr.timeout_clock_;
		socket_ = adr.socket_;
	}
	
	return *this;
}

active_diagnostic_request_t::active_diagnostic_request_t()
	: bus_{nullptr},
	  id_{0},
	  handle_{nullptr},
	  name_{""},
	  decoder_{nullptr},
	  callback_{nullptr},
	  recurring_{false},
	  wait_for_multiple_responses_{false},
	  frequency_clock_{frequency_clock_t()},
	  timeout_clock_{frequency_clock_t()},
	  socket_{}
{}

active_diagnostic_request_t::active_diagnostic_request_t(const std::string& bus, uint32_t id,
		const std::string& name,
		bool wait_for_multiple_responses,
		const DiagnosticResponseDecoder decoder,
		const DiagnosticResponseCallback callback,
		float frequencyHz)
	: bus_{bus},
	  id_{id},
	  handle_{nullptr},
	  name_{name},
	  decoder_{decoder},
	  callback_{callback},
	  recurring_{frequencyHz ? true : false},
	  wait_for_multiple_responses_{wait_for_multiple_responses},
	  frequency_clock_{frequency_clock_t(frequencyHz)},
	  timeout_clock_{frequency_clock_t(10)},
	  socket_{}
{}

active_diagnostic_request_t::~active_diagnostic_request_t()
{
	socket_.close();
	delete handle_;
	handle_ = nullptr;
}

uint32_t active_diagnostic_request_t::get_id() const
{
	return id_;
}

uint16_t active_diagnostic_request_t::get_pid() const
{
	if (handle_->request.has_pid)
		return handle_->request.pid;
	return AFB_ERROR_PID;
}

DiagnosticRequestHandle* active_diagnostic_request_t::get_handle()
{
	return handle_;
}

const std::string active_diagnostic_request_t::get_name() const
{
	return name_;
}

std::string& active_diagnostic_request_t::get_prefix()
{
	return active_diagnostic_request_t::prefix_;
}

DiagnosticResponseDecoder& active_diagnostic_request_t::get_decoder()
{
	return decoder_;
}

DiagnosticResponseCallback& active_diagnostic_request_t::get_callback()
{
	return callback_;
}

bool active_diagnostic_request_t::get_recurring() const
{
	return recurring_;
}

frequency_clock_t& active_diagnostic_request_t::get_frequency_clock()
{
	return frequency_clock_;
}

frequency_clock_t& active_diagnostic_request_t::get_timeout_clock()
{
	return timeout_clock_;
}

utils::socketcan_bcm_t& active_diagnostic_request_t::get_socket()
{
	return socket_;
}

void active_diagnostic_request_t::set_handle(DiagnosticShims& shims, DiagnosticRequest* request)
{
	handle_ = new DiagnosticRequestHandle(generate_diagnostic_request(&shims, request, nullptr));
}

///
/// @brief Check if requested signal name is a diagnostic message. If the name
///  begin with the diagnostic message prefix then true else false.
///
/// @param[in] name - A signal name.
///
/// @return true if name began with the diagnostic message prefix else false.
///
bool active_diagnostic_request_t::is_diagnostic_signal(const std::string& name)
{
	const std::string p = active_diagnostic_request_t::prefix_ + "*";
	if(::fnmatch(p.c_str(), name.c_str(), FNM_CASEFOLD) == 0)
		return true;
	return false;
}

/// @brief Returns true if a sufficient response has been received for a
/// diagnostic request.
///
/// This is true when at least one response has been received and the request is
/// configured to not wait for multiple responses. Functional broadcast requests
/// may often wish to wait the full 100ms for modules to respond.
bool active_diagnostic_request_t::response_received() const
{
	return !wait_for_multiple_responses_ &&
				handle_->completed && handle_->success;
}