57 lines
1.4 KiB
C
57 lines
1.4 KiB
C
#include <stdlib.h>
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#include <string.h>
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#include <sys/ioctl.h>
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#include <sys/types.h>
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#if defined(__linux__)
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#include <linux/input.h>
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#include <linux/major.h>
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#include <sys/sysmacros.h>
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#elif defined(__FreeBSD__)
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#include <dev/evdev/input.h>
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#elif defined(__NetBSD__)
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#include <stdlib.h>
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#include <sys/stat.h>
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#else
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#error Unsupported platform
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#endif
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#include "evdev.h"
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#define STRLEN(s) ((sizeof(s) / sizeof(s[0])) - 1)
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#if defined(__linux__) || defined(__FreeBSD__)
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int path_is_evdev(const char *path) {
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static const char prefix[] = "/dev/input/event";
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static const size_t prefixlen = STRLEN(prefix);
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return strncmp(prefix, path, prefixlen) == 0;
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}
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int evdev_revoke(int fd) {
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return ioctl(fd, EVIOCREVOKE, NULL);
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}
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#endif
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#if defined(__linux__)
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int dev_is_evdev(dev_t device) {
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return major(device) == INPUT_MAJOR;
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}
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#elif defined(__NetBSD__)
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int dev_is_evdev(dev_t device) {
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return major(device) == getdevmajor("wskbd", S_IFCHR) ||
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major(device) == getdevmajor("wsmouse", S_IFCHR) ||
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major(device) == getdevmajor("wsmux", S_IFCHR);
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}
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int path_is_evdev(const char *path) {
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const char *wskbd = "/dev/wskbd";
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const char *wsmouse = "/dev/wsmouse";
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const char *wsmux = "/dev/wsmux";
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return strncmp(path, wskbd, STRLEN(wskbd)) == 0 ||
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strncmp(path, wsmouse, STRLEN(wsmouse)) == 0 ||
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strncmp(path, wsmux, STRLEN(wsmouse)) == 0;
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}
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int evdev_revoke(int fd) {
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(void)fd;
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return 0;
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}
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#endif
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