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unix: unify Ioctl* functions
Unify Ioctl* functions common across the different UNIX OSs. Change-Id: I2376d97a7162e7e6518f75faf9317ffc87962411 Reviewed-on: https://go-review.googlesource.com/c/sys/+/192358 Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
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committed by
Tobias Klauser
parent
19e00faab6
commit
08d80c9d36
@@ -356,43 +356,6 @@ func (w WaitStatus) TrapCause() int { return -1 }
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//sys ioctl(fd int, req uint, arg uintptr) (err error)
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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 uint, value int) error {
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return ioctl(fd, req, uintptr(value))
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}
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func ioctlSetWinsize(fd int, req uint, value *Winsize) error {
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return ioctl(fd, req, uintptr(unsafe.Pointer(value)))
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}
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func ioctlSetTermios(fd int, req uint, value *Termios) error {
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return ioctl(fd, req, uintptr(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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func IoctlGetInt(fd int, req uint) (int, error) {
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var value int
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err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
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return value, err
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}
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func IoctlGetWinsize(fd int, req uint) (*Winsize, error) {
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var value Winsize
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err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
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return &value, err
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}
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func IoctlGetTermios(fd int, req uint) (*Termios, error) {
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var value Termios
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err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
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return &value, err
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}
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// fcntl must never be called with cmd=F_DUP2FD because it doesn't work on AIX
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// There is no way to create a custom fcntl and to keep //sys fcntl easily,
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// Therefore, the programmer must call dup2 instead of fcntl in this case.
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