mirror of
https://github.com/genuinetools/reg.git
synced 2024-08-18 13:00:24 -04:00
34 lines
1.2 KiB
Go
34 lines
1.2 KiB
Go
![]() |
// Copyright 2017 The Go Authors. All rights reserved.
|
||
|
// Use of this source code is governed by a BSD-style
|
||
|
// license that can be found in the LICENSE file.
|
||
|
|
||
|
// +build darwin dragonfly freebsd linux,!s390x,!386 netbsd openbsd
|
||
|
|
||
|
package socket
|
||
|
|
||
|
import (
|
||
|
"syscall"
|
||
|
"unsafe"
|
||
|
)
|
||
|
|
||
|
func getsockopt(s uintptr, level, name int, b []byte) (int, error) {
|
||
|
l := uint32(len(b))
|
||
|
_, _, errno := syscall.Syscall6(syscall.SYS_GETSOCKOPT, s, uintptr(level), uintptr(name), uintptr(unsafe.Pointer(&b[0])), uintptr(unsafe.Pointer(&l)), 0)
|
||
|
return int(l), errnoErr(errno)
|
||
|
}
|
||
|
|
||
|
func setsockopt(s uintptr, level, name int, b []byte) error {
|
||
|
_, _, errno := syscall.Syscall6(syscall.SYS_SETSOCKOPT, s, uintptr(level), uintptr(name), uintptr(unsafe.Pointer(&b[0])), uintptr(len(b)), 0)
|
||
|
return errnoErr(errno)
|
||
|
}
|
||
|
|
||
|
func recvmsg(s uintptr, h *msghdr, flags int) (int, error) {
|
||
|
n, _, errno := syscall.Syscall(syscall.SYS_RECVMSG, s, uintptr(unsafe.Pointer(h)), uintptr(flags))
|
||
|
return int(n), errnoErr(errno)
|
||
|
}
|
||
|
|
||
|
func sendmsg(s uintptr, h *msghdr, flags int) (int, error) {
|
||
|
n, _, errno := syscall.Syscall(syscall.SYS_SENDMSG, s, uintptr(unsafe.Pointer(h)), uintptr(flags))
|
||
|
return int(n), errnoErr(errno)
|
||
|
}
|