1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
|
// +build linux,cgo
package udev
/*
#cgo LDFLAGS: -ludev
#include <libudev.h>
#include <linux/types.h>
#include <stdlib.h>
#include <linux/kdev_t.h>
int go_udev_major(dev_t d) {
return MAJOR(d);
}
int go_udev_minor(dev_t d) {
return MINOR(d);
}
dev_t go_udev_mkdev(int major, int minor) {
return MKDEV(major, minor);
}
*/
import "C"
// Devnum is a kernel device number
type Devnum struct {
d C.dev_t
}
// Major returns the major part of a Devnum
func (d Devnum) Major() int {
return int(C.go_udev_major(d.d))
}
// Minor returns the minor part of a Devnum
func (d Devnum) Minor() int {
return int(C.go_udev_minor(d.d))
}
// MkDev creates a Devnum from a major and minor number
func MkDev(major, minor int) Devnum {
return Devnum{C.go_udev_mkdev((C.int)(major), (C.int)(minor))}
}
|
