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38 lines
1.1 KiB
38 lines
1.1 KiB
// Copyright 2020 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Package unsafeheader contains header declarations for the Go runtime's slice
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// and string implementations.
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//
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// This package allows packages that cannot import "reflect" to use types that
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// are tested to be equivalent to reflect.SliceHeader and reflect.StringHeader.
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package unsafeheader
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import (
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"unsafe"
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)
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// Slice is the runtime representation of a slice.
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// It cannot be used safely or portably and its representation may
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// change in a later release.
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//
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// Unlike reflect.SliceHeader, its Data field is sufficient to guarantee the
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// data it references will not be garbage collected.
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type Slice struct {
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Data unsafe.Pointer
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Len int
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Cap int
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}
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// String is the runtime representation of a string.
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// It cannot be used safely or portably and its representation may
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// change in a later release.
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//
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// Unlike reflect.StringHeader, its Data field is sufficient to guarantee the
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// data it references will not be garbage collected.
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type String struct {
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Data unsafe.Pointer
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Len int
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}
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