| // Copyright 2019 syzkaller project authors. All rights reserved. |
| // Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file. |
| |
| // Parses a program and prints it including all default values. |
| |
| package main |
| |
| import ( |
| "flag" |
| "fmt" |
| "io/ioutil" |
| "os" |
| "runtime" |
| |
| "github.com/google/syzkaller/prog" |
| _ "github.com/google/syzkaller/sys" |
| ) |
| |
| var ( |
| flagOS = flag.String("os", runtime.GOOS, "target os") |
| flagArch = flag.String("arch", runtime.GOARCH, "target arch") |
| flagProg = flag.String("prog", "", "file with program to expand") |
| flagStrict = flag.Bool("strict", false, "parse input program in strict mode") |
| ) |
| |
| func main() { |
| flag.Parse() |
| if *flagProg == "" { |
| flag.Usage() |
| os.Exit(1) |
| } |
| target, err := prog.GetTarget(*flagOS, *flagArch) |
| if err != nil { |
| fmt.Fprintf(os.Stderr, "%v", err) |
| os.Exit(1) |
| } |
| data, err := ioutil.ReadFile(*flagProg) |
| if err != nil { |
| fmt.Fprintf(os.Stderr, "failed to read prog file: %v\n", err) |
| os.Exit(1) |
| } |
| mode := prog.NonStrict |
| if *flagStrict { |
| mode = prog.Strict |
| } |
| p, err := target.Deserialize(data, mode) |
| if err != nil { |
| fmt.Fprintf(os.Stderr, "failed to deserialize the program: %v\n", err) |
| os.Exit(1) |
| } |
| fmt.Printf("%s", p.SerializeVerbose()) |
| } |