package main

import (
	"debug/elf"
	"fmt"
	"os"

	"github.com/go-delve/delve/pkg/dwarf/godwarf"
	"github.com/sirupsen/logrus"
)

func main() {
	fpath := "/home/vbatts/bin/cosign"
	if len(os.Args) > 1 {
		fpath = os.Args[1]
	}
	f, err := elf.Open(fpath)
	if err != nil {
		logrus.Fatal(err)
	}
	defer func() {
		if err := f.Close(); err != nil {
			logrus.Warn(err)
		}
	}()

	buf, err := godwarf.GetDebugSectionElf(f, "abbrev")
	if err != nil {
		logrus.Fatal(err)
	}
	fmt.Println(buf)

	libs, err := f.ImportedLibraries()
	if err != nil {
		logrus.Fatal(err)
	}
	fmt.Printf("Libraries:\n%#v\n", libs)

	func() {
		syms, err := f.ImportedSymbols()
		if err != nil {
			logrus.Warn(err)
		} else {
			fmt.Printf("ImportedSymbols:\n%#v\n", syms)
		}
	}()
	syms, err := f.DynamicSymbols()
	if err != nil {
		logrus.Warn(err)
	} else {
		fmt.Printf("DynamicSymbols:\n%#v\n", syms)
	}
	syms, err = f.Symbols()
	if err != nil {
		logrus.Warn(err)
	} else {
		fmt.Printf("Symbols:\n%#v\n", syms)
	}

	d, err := f.DWARF()
	if err != nil {
		logrus.Fatal(err)
	}
	_ = d

}