GCC Code Coverage Report

Directory: ./
File: src/SubDevice.cpp
Date: 2026-09-03 16:05:57
Exec Total Coverage
Lines: 37 42 88.1%
Branches: 40 84 47.6%
Line Branch Exec Source
1 /*****************************************************************************
2 *
3 * This file is part of the ecapp library (EtherCAT application devices).
4 *
5 * Copyright (C) 2026 Florian Pose <fp@igh.de>
6 *
7 * The ecapp library is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public License
9 * as published by the Free Software Foundation, version 3 of the
10 * License.
11 *
12 * The ecapp library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with the ecapp library. If not, see
19 * <https://www.gnu.org/licenses/>.
20 *
21 ****************************************************************************/
22
23 #include "ecapp/SubDevice.h"
24
25 #include "ecapp/Exceptions.h"
26
27 #include <sstream>
28 #include <string>
29
30 using std::size_t;
31 using std::string;
32 using std::stringstream;
33
34 /****************************************************************************/
35
36 namespace EcApp {
37
38 13 size_t SubDevice::inputIndex(const string &kind, unsigned int index) const
39 {
40 13 size_t position = 0;
41
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 42 for (const auto &ck : inputKinds()) {
42
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 41 if (ck.name == kind) {
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 12 if (index < ck.count) {
44 24 return position + index;
45 }
46 ✗ break;
47 }
48 29 position += ck.count;
49 }
50
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 2 stringstream err;
52
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 1 err << "Unknown input channel \"" << kind << "\" index " << index << ".";
53
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 1 throw UnknownChannel(err.str());
54 }
55
56 /****************************************************************************/
57
58 5 size_t SubDevice::inputIndex(unsigned int index) const
59 {
60
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 5 return inputIndex(soleInputKind(), index);
61 }
62
63 /****************************************************************************/
64
65 12 size_t SubDevice::outputIndex(const string &kind, unsigned int index) const
66 {
67 12 size_t position = 0;
68
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 13 for (const auto &ck : outputKinds()) {
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 13 if (ck.name == kind) {
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 12 if (index < ck.count) {
71 24 return position + index;
72 }
73 ✗ break;
74 }
75 1 position += ck.count;
76 }
77
78 ✗ stringstream err;
79 ✗ err << "Unknown output channel \"" << kind << "\" index " << index << ".";
80 ✗ throw UnknownChannel(err.str());
81 }
82
83 /****************************************************************************/
84
85 7 size_t SubDevice::outputIndex(unsigned int index) const
86 {
87
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 7 return outputIndex(soleOutputKind(), index);
88 }
89
90 /****************************************************************************/
91
92 6 string SubDevice::soleInputKind() const
93 {
94 6 const auto &kinds = inputKinds();
95
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 6 if (kinds.size() != 1) {
96
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 8 stringstream err;
97 err << "Ambiguous input channel: "
98 4 << (kinds.empty() ? "no kind is registered"
99 : "more than one kind is registered")
100
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 8 << " (name one explicitly).";
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 4 throw UnknownChannel(err.str());
102 }
103 2 return kinds.front().name;
104 }
105
106 /****************************************************************************/
107
108 9 string SubDevice::soleOutputKind() const
109 {
110 9 const auto &kinds = outputKinds();
111
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 9 if (kinds.size() != 1) {
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 4 stringstream err;
113 err << "Ambiguous output channel: "
114 2 << (kinds.empty() ? "no kind is registered"
115 : "more than one kind is registered")
116
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 4 << " (name one explicitly).";
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 2 throw UnknownChannel(err.str());
118 }
119 7 return kinds.front().name;
120 }
121
122 } // namespace EcApp
123
124 /****************************************************************************/
125