gotosocial/vendor/golang.org/x/sys/unix/ioctl_zos.go
dependabot[bot] 1d8f9c6b16
[chore]: Bump golang.org/x/crypto from 0.7.0 to 0.8.0 (#1685)
Bumps [golang.org/x/crypto](https://github.com/golang/crypto) from 0.7.0 to 0.8.0.
- [Release notes](https://github.com/golang/crypto/releases)
- [Commits](https://github.com/golang/crypto/compare/v0.7.0...v0.8.0)

---
updated-dependencies:
- dependency-name: golang.org/x/crypto
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
2023-04-10 12:35:05 +02:00

73 lines
2.1 KiB
Go

// Copyright 2020 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.
//go:build zos && s390x
// +build zos,s390x
package unix
import (
"runtime"
"unsafe"
)
// ioctl itself should not be exposed directly, but additional get/set
// functions for specific types are permissible.
// IoctlSetInt performs an ioctl operation which sets an integer value
// on fd, using the specified request number.
func IoctlSetInt(fd int, req int, value int) error {
return ioctl(fd, req, uintptr(value))
}
// IoctlSetWinsize performs an ioctl on fd with a *Winsize argument.
//
// To change fd's window size, the req argument should be TIOCSWINSZ.
func IoctlSetWinsize(fd int, req int, value *Winsize) error {
// TODO: if we get the chance, remove the req parameter and
// hardcode TIOCSWINSZ.
return ioctlPtr(fd, req, unsafe.Pointer(value))
}
// IoctlSetTermios performs an ioctl on fd with a *Termios.
//
// The req value is expected to be TCSETS, TCSETSW, or TCSETSF
func IoctlSetTermios(fd int, req int, value *Termios) error {
if (req != TCSETS) && (req != TCSETSW) && (req != TCSETSF) {
return ENOSYS
}
err := Tcsetattr(fd, int(req), value)
runtime.KeepAlive(value)
return err
}
// IoctlGetInt performs an ioctl operation which gets an integer value
// from fd, using the specified request number.
//
// A few ioctl requests use the return value as an output parameter;
// for those, IoctlRetInt should be used instead of this function.
func IoctlGetInt(fd int, req int) (int, error) {
var value int
err := ioctlPtr(fd, req, unsafe.Pointer(&value))
return value, err
}
func IoctlGetWinsize(fd int, req int) (*Winsize, error) {
var value Winsize
err := ioctlPtr(fd, req, unsafe.Pointer(&value))
return &value, err
}
// IoctlGetTermios performs an ioctl on fd with a *Termios.
//
// The req value is expected to be TCGETS
func IoctlGetTermios(fd int, req int) (*Termios, error) {
var value Termios
if req != TCGETS {
return &value, ENOSYS
}
err := Tcgetattr(fd, &value)
return &value, err
}