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uinput-mapper
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Allow amount of joysticks to be set.

This commit is contained in:
Merlijn Wajer 2012-12-04 20:05:00 +01:00
parent 8f7c8b7a88
commit ce2a2a10e0
2 changed files with 22 additions and 7 deletions
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15
custom_map.h
View File

@ -1,3 +1,15 @@
#ifndef H_GLOBAL_MAP
#define H_GLOBAL_MAP
/* Set up amount of joysticks here */
#define JOYCOUNT 2
/* Set up event to read from */
#define INPUT_PATH "/dev/input/by-path/platform-i8042-serio-0-event-kbd"
/* Now follows keymapping, do not touch ifdef */
#ifdef H_IN_CASE
#define KEYMAP(in_key, out_key, out_type, device, val) \
case in_key: \
je.type = out_type; \
@ -37,3 +49,6 @@ KEYMAP(KEY_Q, BTN_2, EV_KEY, 1, )
/* Yellow button */
KEYMAP(KEY_2, BTN_3, EV_KEY, 1,)
#endif
#endif

14
map.c
View File

@ -21,8 +21,8 @@
#include <linux/input.h>
#include <linux/uinput.h>
#define INPUT_PATH "/dev/input/by-path/platform-i8042-serio-0-event-kbd"
/*#define INPUT_PATH "/dev/input/by-path/platform-i8042-serio-0-event-kbd"*/
#include "custom_map.h"
#define UINPUT_PATH "/dev/uinput"
/* Reverse mapping, for later use */
@ -50,7 +50,7 @@ static int get_key_num(char* name)
return -1;
}
static int js[2];
static int js[JOYCOUNT];
/* TODO:
* - Add file parsing / reading
@ -59,7 +59,7 @@ static int js[2];
void free_js(int sig) {
int j;
for(j = 0; j < 2; j++) {
for(j = 0; j < JOYCOUNT; j++) {
printf("Freeing joystick: %d\n", j);
if (ioctl(js[j], UI_DEV_DESTROY) < 0) {
perror("Error freeing joystick");
@ -103,8 +103,7 @@ int main(int argc, char** argv) {
}
for(j = 0; j < 2; j++) {
for(j = 0; j < JOYCOUNT; j++) {
/* Memset because we are already setting the absmax/absmin */
memset(&uidev, '\0', sizeof(struct uinput_user_dev));
js[j] = open(UINPUT_PATH, O_WRONLY | O_NONBLOCK);
@ -147,7 +146,7 @@ int main(int argc, char** argv) {
/* Allocate device info */
snprintf(uidev.name, UINPUT_MAX_NAME_SIZE, "key2joy:1");
snprintf(uidev.name, UINPUT_MAX_NAME_SIZE, "key2joy:%d", j);
uidev.id.bustype = BUS_USB;
uidev.id.vendor = 0x42;
@ -181,6 +180,7 @@ int main(int argc, char** argv) {
if (e.type == EV_KEY && e.value != 2) {
switch(e.code) {
#define H_IN_CASE
#include "custom_map.h"
default: