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authorMatthew Heon <matthew.heon@gmail.com>2017-11-01 11:24:59 -0400
committerMatthew Heon <matthew.heon@gmail.com>2017-11-01 11:24:59 -0400
commita031b83a09a8628435317a03f199cdc18b78262f (patch)
treebc017a96769ce6de33745b8b0b1304ccf38e9df0 /vendor/github.com/syndtr/gocapability/capability/capability.go
parent2b74391cd5281f6fdf391ff8ad50fd1490f6bf89 (diff)
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Initial checkin from CRI-O repo
Signed-off-by: Matthew Heon <matthew.heon@gmail.com>
Diffstat (limited to 'vendor/github.com/syndtr/gocapability/capability/capability.go')
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+// Copyright (c) 2013, Suryandaru Triandana <syndtr@gmail.com>
+// All rights reserved.
+//
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Package capability provides utilities for manipulating POSIX capabilities.
+package capability
+
+type Capabilities interface {
+ // Get check whether a capability present in the given
+ // capabilities set. The 'which' value should be one of EFFECTIVE,
+ // PERMITTED, INHERITABLE, BOUNDING or AMBIENT.
+ Get(which CapType, what Cap) bool
+
+ // Empty check whether all capability bits of the given capabilities
+ // set are zero. The 'which' value should be one of EFFECTIVE,
+ // PERMITTED, INHERITABLE, BOUNDING or AMBIENT.
+ Empty(which CapType) bool
+
+ // Full check whether all capability bits of the given capabilities
+ // set are one. The 'which' value should be one of EFFECTIVE,
+ // PERMITTED, INHERITABLE, BOUNDING or AMBIENT.
+ Full(which CapType) bool
+
+ // Set sets capabilities of the given capabilities sets. The
+ // 'which' value should be one or combination (OR'ed) of EFFECTIVE,
+ // PERMITTED, INHERITABLE, BOUNDING or AMBIENT.
+ Set(which CapType, caps ...Cap)
+
+ // Unset unsets capabilities of the given capabilities sets. The
+ // 'which' value should be one or combination (OR'ed) of EFFECTIVE,
+ // PERMITTED, INHERITABLE, BOUNDING or AMBIENT.
+ Unset(which CapType, caps ...Cap)
+
+ // Fill sets all bits of the given capabilities kind to one. The
+ // 'kind' value should be one or combination (OR'ed) of CAPS,
+ // BOUNDS or AMBS.
+ Fill(kind CapType)
+
+ // Clear sets all bits of the given capabilities kind to zero. The
+ // 'kind' value should be one or combination (OR'ed) of CAPS,
+ // BOUNDS or AMBS.
+ Clear(kind CapType)
+
+ // String return current capabilities state of the given capabilities
+ // set as string. The 'which' value should be one of EFFECTIVE,
+ // PERMITTED, INHERITABLE BOUNDING or AMBIENT
+ StringCap(which CapType) string
+
+ // String return current capabilities state as string.
+ String() string
+
+ // Load load actual capabilities value. This will overwrite all
+ // outstanding changes.
+ Load() error
+
+ // Apply apply the capabilities settings, so all changes will take
+ // effect.
+ Apply(kind CapType) error
+}
+
+// NewPid create new initialized Capabilities object for given pid when it
+// is nonzero, or for the current pid if pid is 0
+func NewPid(pid int) (Capabilities, error) {
+ return newPid(pid)
+}
+
+// NewFile create new initialized Capabilities object for given named file.
+func NewFile(name string) (Capabilities, error) {
+ return newFile(name)
+}