Waybar/include/util/rfkill.hpp

56 lines
1.0 KiB
C++

#pragma once
#include <linux/rfkill.h>
#include <unistd.h>
//#include <stdlib.h>
#include <cstring>
#include <linux/rfkill.h>
#include <fcntl.h>
namespace waybar::util {
bool isDisabled(enum rfkill_type rfkill_type) {
struct rfkill_event event;
ssize_t len;
int fd;
int ret;
ret = false;
fd = open("/dev/rfkill", O_RDONLY);
if (fd < 0) {
perror("Can't open RFKILL control device");
return false;
}
if (fcntl(fd, F_SETFL, O_NONBLOCK) < 0) {
perror("Can't set RFKILL control device to non-blocking");
close(fd);
return false;
}
while(true) {
len = read(fd, &event, sizeof(event));
if (len < 0) {
if (errno == EAGAIN)
return 1;
perror("Reading of RFKILL events failed");
return false;
}
if (len != RFKILL_EVENT_SIZE_V1) {
fprintf(stderr, "Wrong size of RFKILL event\n");
return false;
}
if(event.type == rfkill_type) {
ret = event.soft || event.hard;
break;
}
}
close(fd);
return ret;
}
} // namespace waybar::util