55 lines
1.2 KiB
Go
55 lines
1.2 KiB
Go
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// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: BUSL-1.1
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package kms
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import (
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"io"
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wrapping "github.com/hashicorp/go-kms-wrapping/v2"
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)
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// getOpts - iterate the inbound Options and return a struct
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func getOpts(opt ...Option) options {
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opts := getDefaultOptions()
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for _, o := range opt {
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o(&opts)
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}
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return opts
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}
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// Option - how Options are passed as arguments
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type Option func(*options)
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// options = how options are represented
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type options struct {
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withBsrWrapper wrapping.Wrapper
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withRandomReader io.Reader
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withAlreadyLocked bool
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}
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func getDefaultOptions() options {
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return options{}
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}
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// WithBsrWrapper sets the external Bsr wrapper for a KMS
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func WithBsrWrapper(w wrapping.Wrapper) Option {
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return func(o *options) {
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o.withBsrWrapper = w
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}
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}
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// WithRandomReader(...) option allows an optional random reader to be
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// provided. By default the reader from crypto/rand will be used.
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func WithRandomReader(randomReader io.Reader) Option {
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return func(o *options) {
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o.withRandomReader = randomReader
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}
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}
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// not exported... just an internal option
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func withAlreadyLocked(isLockedAlready bool) Option {
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return func(o *options) {
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o.withAlreadyLocked = isLockedAlready
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}
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}
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