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asus: make pointer variables const wherever possible

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Also fixes `ASUS_BUTTON_MAPPING` being duplicated between different
source files if I understand C right.
This commit is contained in:
Yaroslav Chvanov
2022-12-09 17:48:26 +03:00
parent 0656d7896c
commit 8c528b2ec0
3 changed files with 13 additions and 13 deletions
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10
src/asus.c
View File

@@ -47,7 +47,7 @@
#define ASUS_FIELD_SNAPPING 2
/* key mapping, the index is actual ASUS code */
static unsigned char ASUS_KEY_MAPPING[] = {
static const unsigned char ASUS_KEY_MAPPING[] = {
/* 00 */ 0, 0, 0, 0,
/* 04 */ KEY_A, KEY_B, KEY_C, KEY_D,
/* 08 */ KEY_E, KEY_F, KEY_G, KEY_H,
@@ -75,7 +75,7 @@ static unsigned char ASUS_KEY_MAPPING[] = {
/* 5E */ KEY_KP8, KEY_KP9, 0,
};
static unsigned int ASUS_LED_TYPE[] = {
static const unsigned int ASUS_LED_TYPE[] = {
RATBAG_LED_TYPE_LOGO, /* Mouse logo */
RATBAG_LED_TYPE_WHEEL, /* Mouse wheel */
RATBAG_LED_TYPE_SIDE, /* Bottom of the mouse */
@@ -84,10 +84,10 @@ static unsigned int ASUS_LED_TYPE[] = {
static unsigned int ASUS_POLLING_RATES[] = { 125, 250, 500, 1000 };
/* search for ASUS button by ratbag types */
struct asus_button *
const struct asus_button *
asus_find_button_by_action(struct ratbag_button_action action)
{
struct asus_button *asus_button;
const struct asus_button *asus_button;
for (unsigned int i = 0; i < ARRAY_LENGTH(ASUS_BUTTON_MAPPING); i++) {
asus_button = &ASUS_BUTTON_MAPPING[i];
if ((action.type == RATBAG_BUTTON_ACTION_TYPE_BUTTON && asus_button->button == action.action.button) ||
@@ -98,7 +98,7 @@ asus_find_button_by_action(struct ratbag_button_action action)
}
/* search for ASUS button by ASUS button code */
struct asus_button *
const struct asus_button *
asus_find_button_by_code(uint8_t asus_code)
{
for (unsigned int i = 0; i < ARRAY_LENGTH(ASUS_BUTTON_MAPPING); i++) {

6
src/asus.h
View File

@@ -135,7 +135,7 @@ struct asus_button {
};
/* ASUS code, button type, button number, special button action */
static struct asus_button ASUS_BUTTON_MAPPING[] = {
static const struct asus_button ASUS_BUTTON_MAPPING[] = {
{ 0xf0, RATBAG_BUTTON_ACTION_TYPE_BUTTON, 1, 0 }, /* left */
{ 0xf1, RATBAG_BUTTON_ACTION_TYPE_BUTTON, 2, 0 }, /* right (button 3 in xev) */
{ 0xf2, RATBAG_BUTTON_ACTION_TYPE_BUTTON, 3, 0 }, /* middle (button 2 in xev) */
@@ -155,10 +155,10 @@ static struct asus_button ASUS_BUTTON_MAPPING[] = {
{ 0xef, RATBAG_BUTTON_ACTION_TYPE_NONE, 0, 0 }, /* side button F */
};
struct asus_button *
const struct asus_button *
asus_find_button_by_action(struct ratbag_button_action action);
struct asus_button *
const struct asus_button *
asus_find_button_by_code(uint8_t asus_code);
int

10
src/driver-asus.c
View File

@@ -78,9 +78,9 @@ static int
asus_driver_load_profile(struct ratbag_device *device, struct ratbag_profile *profile)
{
int rc;
struct _asus_binding *asus_binding;
struct _asus_led *asus_led;
struct asus_button *asus_button;
const struct _asus_binding *asus_binding;
const struct _asus_led *asus_led;
const struct asus_button *asus_button;
struct ratbag_button *button;
struct ratbag_led *led;
struct ratbag_resolution *resolution;
@@ -208,9 +208,9 @@ asus_driver_save_profile(struct ratbag_device *device, struct ratbag_profile *pr
continue;
}
const struct asus_button *asus_button;
uint8_t asus_code_src;
uint8_t asus_code_dst;
struct asus_button *asus_button;
rc = drv_data->button_mapping[asus_index];
if (rc == -1) {
@@ -447,7 +447,7 @@ asus_driver_probe(struct ratbag_device *device)
/* setup a lookup table for all defined buttons */
unsigned int button_index = 0;
for (unsigned int i = 0; i < ARRAY_LENGTH(ASUS_BUTTON_MAPPING); i++) {
struct asus_button *asus_button = &ASUS_BUTTON_MAPPING[i];
const struct asus_button *asus_button = &ASUS_BUTTON_MAPPING[i];
/* search for this button in the ButtonMapping by it's ASUS code */
for (unsigned int j = 0; j < ASUS_MAX_NUM_BUTTON; j++) {