device_phh_treble/cmds/oplus-alert-slider.cpp
Andy CrossGate Yan fca972de6f Reverse oplus-alert-slider order
Change-Id: Ic968fa7a8822e133a6f56d28ef108a43edd9639c
2021-12-09 13:36:43 +00:00

55 lines
1.4 KiB
C++

#include <stdio.h>
#include <stdlib.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <string.h>
#include <linux/input.h>
int read_tristate() {
int fd = open("/proc/tristatekey/tri_state", O_RDONLY);
char p[16];
int ret = read(fd, p, sizeof(p) - 1);
p[ret] = 0;
return atoi(p);
}
int main() {
int fd = -1;
for(int i=0; i<255; i++) {
char path[256];
snprintf(path, 256, "/dev/input/event%d", i);
fd = open(path, O_RDWR);
if(fd == -1) continue;
char name[256];
ioctl(fd, EVIOCGNAME(256), name);
printf("Got input name %s\n", name);
if(strcmp(name, "oplus,hall_tri_state_key") == 0) {
break;
}
close(fd);
fd = -1;
}
if(fd == -1) return 0;
ioctl(fd, EVIOCGRAB, 1);
struct input_event ev;
while(read(fd, &ev, sizeof(ev)) != 0) {
if(!(ev.code == 61 && ev.value == 0)) continue;
int state = read_tristate();
if(state == 1) {
}
printf("State %d\n", read_tristate());
if(state == 1) {
system("service call audio 32 i32 0 s16 android");
} else if(state == 2) {
system("service call audio 32 i32 1 s16 android");
} else if(state == 3) {
system("service call audio 32 i32 2 s16 android");
}
}
}