diff options
Diffstat (limited to 'vendor/golang.org/x/sys/unix/ioctl_signed.go')
-rw-r--r-- | vendor/golang.org/x/sys/unix/ioctl_signed.go | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/vendor/golang.org/x/sys/unix/ioctl_signed.go b/vendor/golang.org/x/sys/unix/ioctl_signed.go new file mode 100644 index 00000000..7def9580 --- /dev/null +++ b/vendor/golang.org/x/sys/unix/ioctl_signed.go @@ -0,0 +1,70 @@ +// Copyright 2018 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 aix || solaris +// +build aix solaris + +package unix + +import ( + "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)) +} + +// IoctlSetPointerInt performs an ioctl operation which sets an +// integer value on fd, using the specified request number. The ioctl +// argument is called with a pointer to the integer value, rather than +// passing the integer value directly. +func IoctlSetPointerInt(fd int, req int, value int) error { + v := int32(value) + return ioctlPtr(fd, req, unsafe.Pointer(&v)) +} + +// 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 will usually be TCSETA or TIOCSETA. +func IoctlSetTermios(fd int, req int, value *Termios) error { + // TODO: if we get the chance, remove the req parameter. + return ioctlPtr(fd, req, unsafe.Pointer(value)) +} + +// 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 +} + +func IoctlGetTermios(fd int, req int) (*Termios, error) { + var value Termios + err := ioctlPtr(fd, req, unsafe.Pointer(&value)) + return &value, err +} |