GCC Code Coverage Report

src/
File: switch/switch.c
Date: 2025-02-10 15:47:30
Lines:
61/61
100.0%
Functions:
7/7
100.0%
Branches:
21/23
91.3%
Line Branch Exec Source
1 /**
2 * @file switch.c
3 * @brief Switch ( Two state input signal) control module implementation.
4 * @author niwciu (niwciu@gmail.com)
5 * @date 2024-03-04
6 *
7 * @copyright Copyright (c) 2024
8 */
9 #include "switch.h"
10 #include <stddef.h>
11 // #include <stdbool.h>
12
13 static void handle_DEFAULT_state(SWITCH_TypDef *SWITCH);
14 static void handle_SW_SWITCHED_OFF_state(SWITCH_TypDef *SWITCH);
15 static void handle_SW_ON_state(SWITCH_TypDef *SWITCH);
16 static void handle_SW_SWITCHED_ON_state(SWITCH_TypDef *SWITCH);
17 static void handle_SW_OFF_state(SWITCH_TypDef *SWITCH);
18
19 6 static void handle_DEFAULT_state(SWITCH_TypDef *SWITCH)
20 {
21
2/2
✓ Branch 0 taken 3 times.
✓ Branch 1 taken 3 times.
 6 if ((SWITCH->input_state) == SWITCH_INPUT_ON)
22 3 SWITCH->switch_state_machine = SW_ON;
23 else
24 3 SWITCH->switch_state_machine = SW_OFF;
25 6 }
26
27 3182 static void handle_SW_SWITCHED_OFF_state(SWITCH_TypDef *SWITCH)
28 {
29
2/2
✓ Branch 0 taken 3173 times.
✓ Branch 1 taken 9 times.
 3182 if ((SWITCH->input_state) == SWITCH_INPUT_OFF)
30 {
31 3173 SWITCH->debounce_counter--;
32
2/2
✓ Branch 0 taken 2 times.
✓ Branch 1 taken 3171 times.
 3173 if ((SWITCH->debounce_counter) == 0)
33 {
34 2 SWITCH->switch_state_machine = SW_OFF;
35
1/2
✓ Branch 0 taken 2 times.
✗ Branch 1 not taken.
 2 if ((SWITCH->switch_OFF_callback) != NULL)
36 {
37 2 SWITCH->switch_OFF_callback();
38 }
39 }
40 }
41 else
42 {
43 9 SWITCH->switch_state_machine = SW_ON;
44 }
45 3182 }
46
47 274 static void handle_SW_ON_state(SWITCH_TypDef *SWITCH)
48 {
49
2/2
✓ Branch 0 taken 12 times.
✓ Branch 1 taken 262 times.
 274 if ((SWITCH->input_state) == SWITCH_INPUT_OFF)
50 {
51 12 SWITCH->debounce_counter = SWITCH_DEBOUNCE_REPETITIONS;
52 12 SWITCH->switch_state_machine = SW_SWITCHED_OFF;
53 }
54 274 }
55
56 3182 static void handle_SW_SWITCHED_ON_state(SWITCH_TypDef *SWITCH)
57 {
58
2/2
✓ Branch 0 taken 3173 times.
✓ Branch 1 taken 9 times.
 3182 if ((SWITCH->input_state) == SWITCH_INPUT_ON)
59 {
60 3173 SWITCH->debounce_counter--;
61
2/2
✓ Branch 0 taken 2 times.
✓ Branch 1 taken 3171 times.
 3173 if ((SWITCH->debounce_counter) == 0)
62 {
63 2 SWITCH->switch_state_machine = SW_ON;
64
1/2
✓ Branch 0 taken 2 times.
✗ Branch 1 not taken.
 2 if ((SWITCH->switch_ON_callback) != NULL)
65 {
66 2 SWITCH->switch_ON_callback();
67 }
68 }
69 }
70 else
71 {
72 9 SWITCH->switch_state_machine = SW_OFF;
73 }
74 3182 }
75
76 274 static void handle_SW_OFF_state(SWITCH_TypDef *SWITCH)
77 {
78
2/2
✓ Branch 0 taken 12 times.
✓ Branch 1 taken 262 times.
 274 if ((SWITCH->input_state) == SWITCH_INPUT_ON)
79 {
80 12 SWITCH->debounce_counter = SWITCH_DEBOUNCE_REPETITIONS;
81 12 SWITCH->switch_state_machine = SW_SWITCHED_ON;
82 }
83 274 }
84
85 /**
86 * @brief Initializes the switch control module.
87 * @param SWITCH Pointer to the SWITCH_TypDef structure.
88 * @param switch_ON_callback Callback function for switch ON event.
89 * @param switch_OFF_callback Callback function for switch OFF event.
90 * @param SWITCH_get_driver_interface_adr_callback Callback to get the GPIO driver interface address.
91 *
92 * This function initializes the switch control module, configuring the GPIO
93 * interface and setting up callback functions for switch events.
94 */
95 9 void init_switch(SWITCH_TypDef *SWITCH,
96 const SWITCH_callback_t switch_ON_callback,
97 const SWITCH_callback_t switch_OFF_callback,
98 const SWITCH_GPIO_interface_get_callback SWITCH_get_driver_interface_adr_callback)
99 {
100 9 SWITCH->GPIO_interface = SWITCH_get_driver_interface_adr_callback();
101 9 SWITCH->GPIO_interface->GPIO_init();
102
103 // init other parameters of the structure to default init value
104 9 SWITCH->input_state = SWITCH->GPIO_interface->get_switch_input_state();
105 9 SWITCH->debounce_counter = 0;
106 9 SWITCH->switch_OFF_callback = switch_OFF_callback;
107 9 SWITCH->switch_ON_callback = switch_ON_callback;
108 9 SWITCH->switch_state_machine = SW_INIT;
109 9 }
110
111 /**
112 * @brief Checks the current state of the switch and performs corresponding actions.
113 * @param SWITCH Pointer to the SWITCH_TypDef structure.
114 *
115 * This function checks the current state of the switch state machine and invokes
116 * the appropriate state-handling function.
117 */
118 6918 void check_switch(SWITCH_TypDef *SWITCH)
119 {
120 6918 SWITCH->input_state = SWITCH->GPIO_interface->get_switch_input_state();
121
5/5
✓ Branch 0 taken 274 times.
✓ Branch 1 taken 3182 times.
✓ Branch 2 taken 274 times.
✓ Branch 3 taken 3182 times.
✓ Branch 4 taken 6 times.
 6918 switch (SWITCH->switch_state_machine)
122 {
123 274 case SW_OFF:
124 274 handle_SW_OFF_state(SWITCH);
125 274 break;
126 3182 case SW_SWITCHED_ON:
127 3182 handle_SW_SWITCHED_ON_state(SWITCH);
128 3182 break;
129 274 case SW_ON:
130 274 handle_SW_ON_state(SWITCH);
131 274 break;
132 3182 case SW_SWITCHED_OFF:
133 3182 handle_SW_SWITCHED_OFF_state(SWITCH);
134 3182 break;
135 6 default:
136 6 handle_DEFAULT_state(SWITCH);
137 6 break;
138 }
139 6918 }
140