diff options
Diffstat (limited to 'vendor/golang.org/x/sys/unix/unveil_openbsd.go')
| -rw-r--r-- | vendor/golang.org/x/sys/unix/unveil_openbsd.go | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/vendor/golang.org/x/sys/unix/unveil_openbsd.go b/vendor/golang.org/x/sys/unix/unveil_openbsd.go deleted file mode 100644 index cb7e598..0000000 --- a/vendor/golang.org/x/sys/unix/unveil_openbsd.go +++ /dev/null | |||
| @@ -1,51 +0,0 @@ | |||
| 1 | // Copyright 2018 The Go Authors. All rights reserved. | ||
| 2 | // Use of this source code is governed by a BSD-style | ||
| 3 | // license that can be found in the LICENSE file. | ||
| 4 | |||
| 5 | package unix | ||
| 6 | |||
| 7 | import "fmt" | ||
| 8 | |||
| 9 | // Unveil implements the unveil syscall. | ||
| 10 | // For more information see unveil(2). | ||
| 11 | // Note that the special case of blocking further | ||
| 12 | // unveil calls is handled by UnveilBlock. | ||
| 13 | func Unveil(path string, flags string) error { | ||
| 14 | if err := supportsUnveil(); err != nil { | ||
| 15 | return err | ||
| 16 | } | ||
| 17 | pathPtr, err := BytePtrFromString(path) | ||
| 18 | if err != nil { | ||
| 19 | return err | ||
| 20 | } | ||
| 21 | flagsPtr, err := BytePtrFromString(flags) | ||
| 22 | if err != nil { | ||
| 23 | return err | ||
| 24 | } | ||
| 25 | return unveil(pathPtr, flagsPtr) | ||
| 26 | } | ||
| 27 | |||
| 28 | // UnveilBlock blocks future unveil calls. | ||
| 29 | // For more information see unveil(2). | ||
| 30 | func UnveilBlock() error { | ||
| 31 | if err := supportsUnveil(); err != nil { | ||
| 32 | return err | ||
| 33 | } | ||
| 34 | return unveil(nil, nil) | ||
| 35 | } | ||
| 36 | |||
| 37 | // supportsUnveil checks for availability of the unveil(2) system call based | ||
| 38 | // on the running OpenBSD version. | ||
| 39 | func supportsUnveil() error { | ||
| 40 | maj, min, err := majmin() | ||
| 41 | if err != nil { | ||
| 42 | return err | ||
| 43 | } | ||
| 44 | |||
| 45 | // unveil is not available before 6.4 | ||
| 46 | if maj < 6 || (maj == 6 && min <= 3) { | ||
| 47 | return fmt.Errorf("cannot call Unveil on OpenBSD %d.%d", maj, min) | ||
| 48 | } | ||
| 49 | |||
| 50 | return nil | ||
| 51 | } | ||