2017-03-29 20:55:42 -04:00
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// +build linux,cgo
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2015-12-14 17:16:34 -05:00
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2018-02-05 16:05:59 -05:00
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package loopback // import "github.com/docker/docker/pkg/loopback"
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2015-12-14 17:16:34 -05:00
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/*
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#include <linux/loop.h> // FIXME: present only for defines, maybe we can remove it?
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#ifndef LOOP_CTL_GET_FREE
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#define LOOP_CTL_GET_FREE 0x4C82
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#endif
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#ifndef LO_FLAGS_PARTSCAN
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#define LO_FLAGS_PARTSCAN 8
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#endif
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*/
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import "C"
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type loopInfo64 struct {
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loDevice uint64 /* ioctl r/o */
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loInode uint64 /* ioctl r/o */
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loRdevice uint64 /* ioctl r/o */
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loOffset uint64
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loSizelimit uint64 /* bytes, 0 == max available */
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loNumber uint32 /* ioctl r/o */
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loEncryptType uint32
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loEncryptKeySize uint32 /* ioctl w/o */
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loFlags uint32 /* ioctl r/o */
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loFileName [LoNameSize]uint8
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loCryptName [LoNameSize]uint8
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loEncryptKey [LoKeySize]uint8 /* ioctl w/o */
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loInit [2]uint64
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}
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// IOCTL consts
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const (
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LoopSetFd = C.LOOP_SET_FD
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LoopCtlGetFree = C.LOOP_CTL_GET_FREE
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LoopGetStatus64 = C.LOOP_GET_STATUS64
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LoopSetStatus64 = C.LOOP_SET_STATUS64
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LoopClrFd = C.LOOP_CLR_FD
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LoopSetCapacity = C.LOOP_SET_CAPACITY
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)
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// LOOP consts.
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const (
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LoFlagsAutoClear = C.LO_FLAGS_AUTOCLEAR
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LoFlagsReadOnly = C.LO_FLAGS_READ_ONLY
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LoFlagsPartScan = C.LO_FLAGS_PARTSCAN
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LoKeySize = C.LO_KEY_SIZE
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LoNameSize = C.LO_NAME_SIZE
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)
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