mirror of
https://github.com/opencontainers/runc.git
synced 2026-07-11 06:03:57 +08:00
Carl Henrik Lunde
0a45903563
The original SETUID takes a 16 bit UID. Linux 2.4 introduced a new syscall, SETUID32, with support for 32 bit UIDs. The setgid wrapper already uses SETGID32. Signed-off-by: Carl Henrik Lunde <chlunde@ifi.uio.no>
26 lines
489 B
Go
26 lines
489 B
Go
// +build linux,386
|
|
|
|
package system
|
|
|
|
import (
|
|
"syscall"
|
|
)
|
|
|
|
// Setuid sets the uid of the calling thread to the specified uid.
|
|
func Setuid(uid int) (err error) {
|
|
_, _, e1 := syscall.RawSyscall(syscall.SYS_SETUID32, uintptr(uid), 0, 0)
|
|
if e1 != 0 {
|
|
err = e1
|
|
}
|
|
return
|
|
}
|
|
|
|
// Setgid sets the gid of the calling thread to the specified gid.
|
|
func Setgid(gid int) (err error) {
|
|
_, _, e1 := syscall.RawSyscall(syscall.SYS_SETGID32, uintptr(gid), 0, 0)
|
|
if e1 != 0 {
|
|
err = e1
|
|
}
|
|
return
|
|
}
|