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authorSandro Jäckel <sandro.jaeckel@sap.com>2022-04-01 14:08:42 +0200
committerSandro Jäckel <sandro.jaeckel@sap.com>2022-04-01 14:09:09 +0200
commitd35e5fb09bfac1fa381e4ed004ea24a6025e36f4 (patch)
treee47874ed2c6830abf4c84e9068bc187fb041b6b4 /vendor/golang.org/x/sys/unix/ioctl.go
parentcb398f58a5cb4f3e858fe60e84debde6ab58f7c8 (diff)
downloadgofu-d35e5fb09bfac1fa381e4ed004ea24a6025e36f4.tar.gz
Bump to go 1.17 and update all dependencies
Diffstat (limited to 'vendor/golang.org/x/sys/unix/ioctl.go')
-rw-r--r--vendor/golang.org/x/sys/unix/ioctl.go51
1 files changed, 48 insertions, 3 deletions
diff --git a/vendor/golang.org/x/sys/unix/ioctl.go b/vendor/golang.org/x/sys/unix/ioctl.go
index f121a8d..6c7ad05 100644
--- a/vendor/golang.org/x/sys/unix/ioctl.go
+++ b/vendor/golang.org/x/sys/unix/ioctl.go
@@ -2,11 +2,33 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
+//go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
package unix
-import "runtime"
+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 uint, 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 uint, value int) error {
+ v := int32(value)
+ return ioctl(fd, req, uintptr(unsafe.Pointer(&v)))
+}
// IoctlSetWinsize performs an ioctl on fd with a *Winsize argument.
//
@@ -14,7 +36,7 @@ import "runtime"
func IoctlSetWinsize(fd int, req uint, value *Winsize) error {
// TODO: if we get the chance, remove the req parameter and
// hardcode TIOCSWINSZ.
- err := ioctlSetWinsize(fd, req, value)
+ err := ioctl(fd, req, uintptr(unsafe.Pointer(value)))
runtime.KeepAlive(value)
return err
}
@@ -24,7 +46,30 @@ func IoctlSetWinsize(fd int, req uint, value *Winsize) error {
// The req value will usually be TCSETA or TIOCSETA.
func IoctlSetTermios(fd int, req uint, value *Termios) error {
// TODO: if we get the chance, remove the req parameter.
- err := ioctlSetTermios(fd, req, value)
+ err := ioctl(fd, req, uintptr(unsafe.Pointer(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 uint) (int, error) {
+ var value int
+ err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+ return value, err
+}
+
+func IoctlGetWinsize(fd int, req uint) (*Winsize, error) {
+ var value Winsize
+ err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+ return &value, err
+}
+
+func IoctlGetTermios(fd int, req uint) (*Termios, error) {
+ var value Termios
+ err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+ return &value, err
+}