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69 lines
2.2 KiB
69 lines
2.2 KiB
// Copyright 2018 The Go Authors. All rights reserved. |
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// Use of this source code is governed by a BSD-style |
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// license that can be found in the LICENSE file. |
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//go:build aix || solaris |
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package unix |
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import ( |
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"unsafe" |
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) |
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// ioctl itself should not be exposed directly, but additional get/set |
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// functions for specific types are permissible. |
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// IoctlSetInt performs an ioctl operation which sets an integer value |
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// on fd, using the specified request number. |
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func IoctlSetInt(fd int, req int, value int) error { |
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return ioctl(fd, req, uintptr(value)) |
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} |
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// IoctlSetPointerInt performs an ioctl operation which sets an |
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// integer value on fd, using the specified request number. The ioctl |
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// argument is called with a pointer to the integer value, rather than |
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// passing the integer value directly. |
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func IoctlSetPointerInt(fd int, req int, value int) error { |
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v := int32(value) |
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return ioctlPtr(fd, req, unsafe.Pointer(&v)) |
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} |
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// IoctlSetWinsize performs an ioctl on fd with a *Winsize argument. |
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// |
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// To change fd's window size, the req argument should be TIOCSWINSZ. |
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func IoctlSetWinsize(fd int, req int, value *Winsize) error { |
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// TODO: if we get the chance, remove the req parameter and |
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// hardcode TIOCSWINSZ. |
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return ioctlPtr(fd, req, unsafe.Pointer(value)) |
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} |
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// IoctlSetTermios performs an ioctl on fd with a *Termios. |
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// |
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// The req value will usually be TCSETA or TIOCSETA. |
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func IoctlSetTermios(fd int, req int, value *Termios) error { |
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// TODO: if we get the chance, remove the req parameter. |
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return ioctlPtr(fd, req, unsafe.Pointer(value)) |
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} |
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// IoctlGetInt performs an ioctl operation which gets an integer value |
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// from fd, using the specified request number. |
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// |
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// A few ioctl requests use the return value as an output parameter; |
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// for those, IoctlRetInt should be used instead of this function. |
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func IoctlGetInt(fd int, req int) (int, error) { |
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var value int |
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err := ioctlPtr(fd, req, unsafe.Pointer(&value)) |
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return value, err |
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} |
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func IoctlGetWinsize(fd int, req int) (*Winsize, error) { |
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var value Winsize |
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err := ioctlPtr(fd, req, unsafe.Pointer(&value)) |
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return &value, err |
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} |
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func IoctlGetTermios(fd int, req int) (*Termios, error) { |
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var value Termios |
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err := ioctlPtr(fd, req, unsafe.Pointer(&value)) |
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return &value, err |
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}
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