2017-11-17 02:44:11 +03:00
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// Copyright 2017 The go-libvirt Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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2017-11-08 00:05:12 +03:00
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/*
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* This file generated by internal/lvgen/generate.go. DO NOT EDIT BY HAND!
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*
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* To regenerate, run 'go generate' in internal/lvgen.
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*/
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package libvirt
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2017-11-13 23:18:18 +03:00
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import (
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"bytes"
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2017-11-15 02:59:55 +03:00
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"fmt"
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2017-11-13 23:18:18 +03:00
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"github.com/davecgh/go-xdr/xdr2"
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"github.com/digitalocean/go-libvirt/internal/constants"
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)
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const (
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VirUUIDBuflen = 16
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)
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2017-11-17 01:14:05 +03:00
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//
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// Typedefs:
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//
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{{range .Typedefs}}// {{.Name}} is libvirt's {{.LVName}}
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type {{.Name}} {{.Type}}
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{{end}}
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//
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// Enums:
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//
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{{range .Enums}}// {{.Name}} is libvirt's {{.LVName}}
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type {{.Name}} {{.Type}}
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{{end}}
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//
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// Structs:
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//
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{{range .Structs}}// {{.Name}} is libvirt's {{.LVName}}
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type {{.Name}} struct {
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{{range .Members}} {{.Name}} {{.Type}}
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{{end -}}
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}
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{{end}}
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{{range .Unions}}// {{.Name}} is a discriminated union.
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type {{.Name}} interface {
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Get() interface{}
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{{end -}}
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}
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{{range .Unions}}{{$uname := .Name}}{{range .Cases}}{{$casetype := printf "%v%v" $uname .CaseName}}
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// {{$casetype}} is one of the possible values of the {{$uname}} union.
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type {{$casetype}} struct {
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DVal uint32
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{{.Name}} {{.Type}}
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}
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// New{{$casetype}} creates a discriminated union value satisfying
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// the {{$uname}} interface.
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func New{{$casetype}}(v {{.Type}}) *{{$casetype}} {
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return &{{$casetype}}{DVal: {{.DiscriminantVal}}, {{.Name}}: v}
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}
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func decode{{$casetype}}(dec *xdr.Decoder) (*{{$casetype}}, error) {
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var v {{.Type}}
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_, err := dec.Decode(&v)
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if err != nil {
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return nil, err
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}
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return New{{$casetype}}(v), nil
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}
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// Get satisfies the {{$uname}} interface.
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func (c *{{$casetype}}) Get() interface{} { return c.{{.Name}} }
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{{end}}
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func decode{{.Name}}(dec *xdr.Decoder) ({{.Name}}, error) {
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discriminant, _, err := dec.DecodeInt()
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if err != nil {
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return nil, err
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}
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var caseval {{.Name}}
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switch discriminant {
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{{range .Cases}}{{$casetype := printf "%v%v" $uname .CaseName}} case {{.DiscriminantVal}}:
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caseval, err = decode{{$casetype}}(dec)
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{{end}}
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default:
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err = fmt.Errorf("invalid parameter type %v", discriminant)
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}
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return caseval, err
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}
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{{- end}}
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// TODO: Generate these.
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func decodeTypedParam(dec *xdr.Decoder) (*TypedParam, error) {
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name, _, err := dec.DecodeString()
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if err != nil {
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return nil, err
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}
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val, err := decodeTypedParamValue(dec)
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return &TypedParam{name, val}, nil
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}
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func decodeTypedParams(dec *xdr.Decoder) ([]TypedParam, error) {
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count, _, err := dec.DecodeInt()
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if err != nil {
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return nil, err
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}
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params := make([]TypedParam, count)
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for ix := int32(0); ix < count; ix++ {
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p, err := decodeTypedParam(dec)
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if err != nil {
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return nil, err
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}
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params[ix] = *p
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}
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return params, nil
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}
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{{range .Procs}}
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// {{.Name}} is the go wrapper for {{.LVName}}.
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func (l *Libvirt) {{.Name}}({{range $ix, $arg := .Args}}{{if $ix}}, {{end}}{{.Name}} {{.Type}}{{end}}) ({{range .Ret}}r{{.Name}} {{.Type}}, {{end}}err error) {
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var buf bytes.Buffer
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{{if .ArgsStruct}}
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args := {{.ArgsStruct}} {
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{{range .Args}} {{.Name}}: {{.Name}},
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{{end}} }
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buf, err = encode(&args)
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if err != nil {
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return
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}
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{{end}}
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var resp <-chan response
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resp, err = l.request({{.Num}}, constants.Program, &buf)
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if err != nil {
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return
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}
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r := <-resp
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if r.Status != StatusOK {
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err = decodeError(r.Payload)
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return
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}
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{{if .RetStruct}}
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// Return value unmarshaling
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rdr := bytes.NewReader(r.Payload)
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dec := xdr.NewDecoder(rdr)
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{{range .Ret}} // {{.Name}}: {{.Type}}
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{{if eq .Type "[]TypedParam"}} r{{.Name}}, err = decodeTypedParams(dec)
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if err != nil {
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fmt.Println("error decoding typedparams")
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return
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}
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{{else}} _, err = dec.Decode(&r{{.Name}})
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if err != nil {
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return
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}
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{{end}}{{end}}{{end}}
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return
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}
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{{end}}
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