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Diffstat (limited to '')
-rw-r--r-- | dependencies/pkg/mod/golang.org/x/sys@v0.1.0/unix/unveil_openbsd.go | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/dependencies/pkg/mod/golang.org/x/sys@v0.1.0/unix/unveil_openbsd.go b/dependencies/pkg/mod/golang.org/x/sys@v0.1.0/unix/unveil_openbsd.go new file mode 100644 index 0000000..168d5ae --- /dev/null +++ b/dependencies/pkg/mod/golang.org/x/sys@v0.1.0/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 +} |