tools/fidl/fidlgen_rust/codegen/struct.tmpl

{{/*
// Copyright 2018 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
*/}}

{{- define "StructDeclaration" }}
{{- range .DocComments }}
///{{ . }}
{{- end }}
{{ .Derives }}
{{- if .UseFidlStructCopy }}
#[repr(C)]
{{- end }}
pub struct {{ .Name }}{{ if not .Members }};{{ else }}{
    {{- range .Members }}
    {{- range .DocComments }}
    ///{{ . }}
    {{- end }}
    pub {{ .Name }}: {{ .Type.Owned }},
    {{- end }}
}
{{- end }}

{{- if .IsResourceType }}
impl fidl::Standalone for {{ .Name }} {}
{{- else }}
impl fidl::Persistable for {{ .Name }} {}
{{- end }}

fidl_struct! {
    {{- if not .Members }}
    empty: true,
    {{- else if .UseFidlStructCopy }}
    copy: true,
    {{- end }}
    name: {{ .Name }},
    {{- if .IsResourceType }}
    resource: true,
    {{- end }}
    {{- if .Members }}
    members: [
        {{- range $index, $member := .Members }}
        {{ .Name }} {
            ty: {{ .Type.Fidl }},
            {{- if .Type.IsResourceType }}
            resource: true,
            {{- end }}
            index: {{ $index }},
            typevar: T{{ $index }},
            offset_v1: {{ .OffsetV1 }},
            offset_v2: {{ .OffsetV2 }},
        },
        {{- end }}
    ],
    padding_v1: [
        {{- if .UseFidlStructCopy }}
        {{- range .FlattenedPaddingMarkersV1 }}
        {
            ty: {{ .Type }},
            offset: {{ .Offset }},
            mask: {{ .Mask }},
        },
        {{- end }}
        {{- else }}
        {{- range .PaddingMarkersV1 }}
        {
            ty: {{ .Type }},
            offset: {{ .Offset }},
            mask: {{ .Mask }},
        },
        {{- end }}
        {{- end }}
    ],
    padding_v2: [
        {{- if .UseFidlStructCopy }}
        {{- range .FlattenedPaddingMarkersV2 }}
        {
            ty: {{ .Type }},
            offset: {{ .Offset }},
            mask: {{ .Mask }},
        },
        {{- end }}
        {{- else }}
        {{- range .PaddingMarkersV2 }}
        {
            ty: {{ .Type }},
            offset: {{ .Offset }},
            mask: {{ .Mask }},
        },
        {{- end }}
        {{- end }}
    ],
    size_v1: {{ .SizeV1 }},
    size_v2: {{ .SizeV2 }},
    align_v1: {{ .AlignmentV1 }},
    align_v2: {{ .AlignmentV2 }},
    {{- end }}
}
{{- end }}