diff options
| author | n1c00o <n@nc0.fr> | 2023-02-05 14:05:26 +0100 |
|---|---|---|
| committer | Nicolas <34602094+n1c00o@users.noreply.github.com> | 2023-02-06 22:35:54 +0100 |
| commit | b371cb11a5877ede8847351e95c7847b5024a551 (patch) | |
| tree | 958227cf8562503246976744b89370d389de5f66 /vendor/golang.org/x/sys/unix/unveil_openbsd.go | |
| parent | 03e0c597ad5f3539ad33976fe02c11a9e39f34d6 (diff) | |
Init Go module
Diffstat (limited to 'vendor/golang.org/x/sys/unix/unveil_openbsd.go')
| -rw-r--r-- | vendor/golang.org/x/sys/unix/unveil_openbsd.go | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/vendor/golang.org/x/sys/unix/unveil_openbsd.go b/vendor/golang.org/x/sys/unix/unveil_openbsd.go new file mode 100644 index 0000000..168d5ae --- /dev/null +++ b/vendor/golang.org/x/sys/unix/unveil_openbsd.go @@ -0,0 +1,42 @@ +// 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. + +package unix + +import ( + "syscall" + "unsafe" +) + +// Unveil implements the unveil syscall. +// For more information see unveil(2). +// Note that the special case of blocking further +// unveil calls is handled by UnveilBlock. +func Unveil(path string, flags string) error { + pathPtr, err := syscall.BytePtrFromString(path) + if err != nil { + return err + } + flagsPtr, err := syscall.BytePtrFromString(flags) + if err != nil { + return err + } + _, _, e := syscall.Syscall(SYS_UNVEIL, uintptr(unsafe.Pointer(pathPtr)), uintptr(unsafe.Pointer(flagsPtr)), 0) + if e != 0 { + return e + } + return nil +} + +// UnveilBlock blocks future unveil calls. +// For more information see unveil(2). +func UnveilBlock() error { + // Both pointers must be nil. + var pathUnsafe, flagsUnsafe unsafe.Pointer + _, _, e := syscall.Syscall(SYS_UNVEIL, uintptr(pathUnsafe), uintptr(flagsUnsafe), 0) + if e != 0 { + return e + } + return nil +} |
