Refactored binapi generator with message encoding

[govpp.git] / binapigen / run.go

diff --git a/binapigen/run.go b/binapigen/run.go
new file mode 100644 (file)
index 0000000..441c43d
--- /dev/null
+++ b/binapigen/run.go
@@ -0,0 +1,89 @@
+//  Copyright (c) 2020 Cisco and/or its affiliates.
+//
+//  Licensed under the Apache License, Version 2.0 (the "License");
+//  you may not use this file except in compliance with the License.
+//  You may obtain a copy of the License at:
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+//  Unless required by applicable law or agreed to in writing, software
+//  distributed under the License is distributed on an "AS IS" BASIS,
+//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//  See the License for the specific language governing permissions and
+//  limitations under the License.
+
+package binapigen
+
+import (
+       "fmt"
+       "os"
+       "path/filepath"
+
+       "github.com/sirupsen/logrus"
+
+       "git.fd.io/govpp.git/binapigen/vppapi"
+)
+
+var debugMode = true
+
+func logf(f string, v ...interface{}) {
+       if debugMode {
+               logrus.Debugf(f, v...)
+       }
+}
+
+func GenerateBinapiFile(gen *Generator, file *File, outputDir string) *GenFile {
+       packageDir := filepath.Join(outputDir, file.PackageName)
+       filename := filepath.Join(packageDir, file.PackageName+outputFileExt)
+
+       g := gen.NewGenFile(filename)
+       g.file = file
+       g.packageDir = filepath.Join(outputDir, file.PackageName)
+
+       generatePackage(g, &g.buf)
+
+       return g
+}
+
+func GenerateRPC(gen *Generator, file *File, outputDir string) *GenFile {
+       packageDir := filepath.Join(outputDir, file.PackageName)
+       filename := filepath.Join(packageDir, file.PackageName+rpcFileSuffix+outputFileExt)
+
+       g := gen.NewGenFile(filename)
+       g.file = file
+       g.packageDir = filepath.Join(outputDir, file.PackageName)
+
+       generatePackageRPC(g, &g.buf)
+
+       return g
+}
+
+func Run(apiDir string, opts Options, f func(*Generator) error) {
+       if err := run(apiDir, opts, f); err != nil {
+               fmt.Fprintf(os.Stderr, "%s: %v\n", filepath.Base(os.Args[0]), err)
+               os.Exit(1)
+       }
+}
+
+func run(apiDir string, opts Options, f func(*Generator) error) error {
+       // parse API files
+       apifiles, err := vppapi.ParseDir(apiDir)
+       if err != nil {
+               return err
+       }
+
+       g, err := New(opts, apifiles)
+       if err != nil {
+               return err
+       }
+
+       if err := f(g); err != nil {
+               return err
+       }
+
+       if err = g.Generate(); err != nil {
+               return err
+       }
+
+       return nil
+}