mirror of
https://github.com/Luzifer/password.git
synced 2024-12-20 12:51:17 +00:00
16 lines
284 B
Go
16 lines
284 B
Go
package securepassword
|
|
|
|
import (
|
|
"crypto/rand"
|
|
"fmt"
|
|
"math/big"
|
|
)
|
|
|
|
func randIntn(maxN int) (int, error) {
|
|
cidx, err := rand.Int(rand.Reader, big.NewInt(int64(maxN)))
|
|
if err != nil {
|
|
return 0, fmt.Errorf("generating random number: %w", err)
|
|
}
|
|
|
|
return int(cidx.Int64()), nil
|
|
}
|