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47 lines
2.0 KiB
Go
47 lines
2.0 KiB
Go
//go:build linux && cgo
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/*
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Copyright (c) Edgeless Systems GmbH
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SPDX-License-Identifier: AGPL-3.0-only
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*/
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package mapper
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import cryptsetup "github.com/martinjungblut/go-cryptsetup"
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type cryptDevice interface {
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// ActivateByPassphrase activates a device by using a passphrase from a specific keyslot.
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// Returns nil on success, or an error otherwise.
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// C equivalent: crypt_activate_by_passphrase
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ActivateByPassphrase(deviceName string, keyslot int, passphrase string, flags int) error
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// ActivateByVolumeKey activates a device by using a volume key.
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// Returns nil on success, or an error otherwise.
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ActivateByVolumeKey(deviceName string, volumeKey string, volumeKeySize int, flags int) error
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// Deactivate deactivates a device.
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// Returns nil on success, or an error otherwise.
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// C equivalent: crypt_deactivate
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Deactivate(deviceName string) error
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// Format formats a Device, using a specific device type, and type-independent parameters.
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// Returns nil on success, or an error otherwise.
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// C equivalent: crypt_format
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Format(deviceType cryptsetup.DeviceType, genericParams cryptsetup.GenericParams) error
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// Free releases crypt device context and used memory.
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// C equivalent: crypt_free
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Free() bool
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// GetUUID gets the device's UUID.
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// C equivalent: crypt_get_uuid
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GetUUID() string
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// Load loads crypt device parameters from the on-disk header.
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// Returns nil on success, or an error otherwise.
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// C equivalent: crypt_load
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Load(cryptsetup.DeviceType) error
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// KeyslotAddByVolumeKey adds a key slot using a volume key to perform the required security check.
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// Returns nil on success, or an error otherwise.
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// C equivalent: crypt_keyslot_add_by_volume_key
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KeyslotAddByVolumeKey(keyslot int, volumeKey string, passphrase string) error
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// Wipe removes existing data and clears the device for use with dm-integrity.
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// Returns nil on success, or an error otherwise.
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Wipe(devicePath string, pattern int, offset, length uint64, wipeBlockSize int, flags int, progress func(size, offset uint64) int) error
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}
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