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package main
import (
"flag"
"fmt"
"log"
"os"
"github.com/foxboron/go-uefi/authenticode"
"github.com/foxboron/go-uefi/efi/util"
)
func main() {
cert := flag.String("cert", "", "Certificate")
flag.Parse()
args := flag.Args()
if len(os.Args) == 1 {
fmt.Println("goverify: -cert <cert> [input")
}
if len(os.Args) == 1 {
fmt.Println("Missing input and output file")
os.Exit(1)
}
peFile, err := os.Open(args[0])
if err != nil {
log.Fatal(err)
}
x509Cert, err := util.ReadCertFromFile(*cert)
if err != nil {
log.Fatal(err)
}
binary, err := authenticode.Parse(peFile)
if err != nil {
log.Fatal(err)
}
ok, err := binary.Verify(x509Cert)
if err != nil {
log.Fatal(err)
}
if !ok {
fmt.Println("Invalid signature")
os.Exit(1)
}
fmt.Println("Valid signature")
}
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