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properly structure rfkill util

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This commit is contained in:
Marc
2020-01-21 17:48:45 +01:00
parent 626af1ddc1
commit f0dbd8b78d
5 changed files with 57 additions and 102 deletions
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48
include/util/rfkill.hpp
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@ -1,55 +1,9 @@
#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;
}
bool isDisabled(enum rfkill_type rfkill_type);
} // namespace waybar::util