| // 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. |
| |
| package syzkaller |
| |
| import ( |
| "bytes" |
| "fidl/compiler/backend/syzkaller/ir" |
| "fidl/compiler/backend/syzkaller/templates" |
| "fidl/compiler/backend/types" |
| "io/ioutil" |
| "text/template" |
| ) |
| |
| type FidlGenerator struct{} |
| |
| func writeSyscallDescription(outputFilename string, tmpl *template.Template, tree ir.Root) error { |
| buf := new(bytes.Buffer) |
| if err := tmpl.Execute(buf, tree); err != nil { |
| return err |
| } |
| return ioutil.WriteFile(outputFilename, buf.Bytes(), 0666) |
| } |
| |
| func (_ FidlGenerator) GenerateFidl(fidl types.Root, config *types.Config) error { |
| tree := ir.Compile(fidl) |
| |
| srcPath := config.OutputBase + ".txt" |
| |
| tmpls := template.New("SyzkallerTemplates") |
| template.Must(tmpls.Parse(templates.SyscallDescription)) |
| template.Must(tmpls.Parse(templates.Interface)) |
| template.Must(tmpls.Parse(templates.Struct)) |
| template.Must(tmpls.Parse(templates.Union)) |
| |
| return writeSyscallDescription(srcPath, tmpls.Lookup("GenerateSyscallDescription"), tree) |
| } |