GCC Code Coverage Report

Directory: ./
File: firmware/util/efilib.h
Date: 2025-10-23 21:17:20
Coverage Exec Excl Total
Lines: 100.0% 15 0 15
Functions: 100.0% 7 0 7
Branches: 100.0% 8 0 8
Decisions: -% 0 - 0
Line Branch Decision Exec Source
1 /**
2 * @file efilib.h
3 *
4 * @date Feb 21, 2014
5 * @author Andrey Belomutskiy, (c) 2012-2020
6 */
7
8 #pragma once
9
10 #include "unused.h"
11 #include "efi_quote.h"
12 #include <stdint.h>
13
14 #include <rusefi/arrays.h>
15
16 int djb2lowerCase(const char *str);
17
18 #define _MAX_FILLER 11
19
20 // http://en.wikipedia.org/wiki/Endianness
21
22 10 inline uint16_t SWAP_UINT16(uint16_t x)
23 {
24 10 return ((x << 8) | (x >> 8));
25 }
26
27 4 inline uint32_t SWAP_UINT32(uint32_t x)
28 {
29 4 return (((x >> 24) & 0x000000ff) | ((x << 8) & 0x00ff0000) |
30 4 ((x >> 8) & 0x0000ff00) | ((x << 24) & 0xff000000));
31 }
32
33 #define BIT(n) (UINT32_C(1) << (n))
34
35 // also known as 'HUMAN_INDEX'
36 #define HUMAN_OFFSET 1
37
38 // human-readable IDs start from 1 while computer-readable indices start from 0
39 #define ID2INDEX(id) ((id) - HUMAN_OFFSET)
40
41 // number of milliseconds in one period of given frequency (per second)
42 #define frequency2periodMs(freq) ((1000.0f) / (freq))
43
44 // number of microseconds in one period of given frequency (per second)
45 #define frequency2periodUs(freq) ((1000000.0f) / (freq))
46
47 const char * boolToString(bool value);
48
49 char * efiTrim(char *param);
50 int efiPow10(int param);
51
52 /**
53 * Rounds value to specified precision.
54 * @param precision some pow of 10 value - for example, 100 for two digit precision
55 */
56 float efiRound(float value, float precision);
57
58 // sometimes known as 'itoa'
59 char* itoa10(char *p, int num);
60
61 /**
62 * clamps value into the [0, 100] range
63 */
64 #define clampPercentValue(x) (clampF(0, x, 100))
65
66 // Currently used by air-interp. tCharge mode (see EngineState::updateTChargeK()).
67 float limitRateOfChange(float newValue, float oldValue, float incrLimitPerSec, float decrLimitPerSec, float secsPassed);
68
69 bool isPhaseInRange(float test, float current, float next);
70
71 #include <cstddef>
72 #include <cstring>
73
74 #define IS_NEGATIVE_ZERO(value) (__builtin_signbit(value) && value==0)
75 #define fixNegativeZero(value) (IS_NEGATIVE_ZERO(value) ? 0 : value)
76
77 #define assertIsInBounds(length, array, msg) criticalAssertVoid(std::is_unsigned_v<decltype(length)> && (length) < efi::size(array), msg)
78
79 #define assertIsInBoundsWithResult(length, array, msg, failedResult) efiAssert(ObdCode::OBD_PCM_Processor_Fault, std::is_unsigned_v<decltype(length)> && (length) < efi::size(array), msg, failedResult)
80
81 template <typename T>
82 1398 bool isInRange(T min, T val, T max) {
83
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bool isInRange<int>(int, int, int):
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bool isInRange<float>(float, float, float):
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 1398 return val >= min && val <= max;
84 }
85
86 8 inline constexpr size_t operator-(Gpio a, Gpio b) {
87 8 return (size_t)a - (size_t)b;
88 }
89
90 5 inline constexpr Gpio operator-(Gpio a, size_t b) {
91 5 return (Gpio)((size_t)a - b);
92 }
93
94 46 inline constexpr Gpio operator+(Gpio a, size_t b) {
95 46 return (Gpio)((size_t)a + b);
96 }
97
98 inline constexpr Gpio operator+(size_t a, Gpio b) {
99 // addition is commutative, just use the other operator
100 return b + a;
101 }
102
103 namespace efi
104 {
105 template <class _Ty>
106 struct remove_reference {
107 using type = _Ty;
108 };
109
110 template <class _Ty>
111 struct remove_reference<_Ty&> {
112 using type = _Ty;
113 };
114
115 template <class _Ty>
116 struct remove_reference<_Ty&&> {
117 using type = _Ty;
118 };
119
120 template <class _Ty>
121 using remove_reference_t = typename remove_reference<_Ty>::type;
122
123 // FUNCTION TEMPLATE move
124 template <class _Ty>
125 constexpr remove_reference_t<_Ty>&& move(_Ty&& _Arg) noexcept {
126 return static_cast<remove_reference_t<_Ty>&&>(_Arg);
127 }
128 }
129
130 int getBitRangeLsb(const uint8_t data[], int bitIndex, int bitWidth);
131 /**
132 for instance DBC 8|16@0
133 */
134 int getBitRangeMsb(const uint8_t data[], int bitIndex, int bitWidth);
135 void setBitRangeMsb(uint8_t data[], int totalBitIndex, int bitWidth, int value);
136
137 int motorolaMagicFromDbc(int b, int length);
138 int getBitRangeMoto(const uint8_t data[], int bitIndex, int bitWidth);
139 void setBitRangeMoto(uint8_t data[], int totalBitIndex, int bitWidth, int value);
140