27 lines
473 B
Go
27 lines
473 B
Go
|
package key2hex
|
||
|
|
|
||
|
|
import (
|
||
|
|
"encoding/base64"
|
||
|
|
"encoding/hex"
|
||
|
|
"io/ioutil"
|
||
|
|
)
|
||
|
|
|
||
|
|
func FromFile(fname string) (string, error) {
|
||
|
|
data, err := ioutil.ReadFile(fname)
|
||
|
|
if err != nil {
|
||
|
|
return "", err
|
||
|
|
}
|
||
|
|
|
||
|
|
return Convert(string(data))
|
||
|
|
}
|
||
|
|
|
||
|
|
func Convert(data string) (string, error) {
|
||
|
|
buf := make([]byte, base64.StdEncoding.DecodedLen(len(data))-1)
|
||
|
|
_, err := base64.StdEncoding.Decode(buf, []byte(data))
|
||
|
|
if err != nil {
|
||
|
|
return "", err
|
||
|
|
}
|
||
|
|
|
||
|
|
return hex.EncodeToString(buf), nil
|
||
|
|
}
|