github.com/Bytom/bytom@v1.1.2-0.20210127130405-ae40204c0b09/crypto/scrypt/example_test.go (about)

     1  // Copyright 2017 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package scrypt_test
     6  
     7  import (
     8  	"encoding/base64"
     9  	"fmt"
    10  	"log"
    11  
    12  	"golang.org/x/crypto/scrypt"
    13  )
    14  
    15  func Example() {
    16  	// DO NOT use this salt value; generate your own random salt. 8 bytes is
    17  	// a good length.
    18  	salt := []byte{0xc8, 0x28, 0xf2, 0x58, 0xa7, 0x6a, 0xad, 0x7b}
    19  
    20  	dk, err := scrypt.Key([]byte("some password"), salt, 1<<15, 8, 1, 32)
    21  	if err != nil {
    22  		log.Fatal(err)
    23  	}
    24  	fmt.Println(base64.StdEncoding.EncodeToString(dk))
    25  	// Output: lGnMz8io0AUkfzn6Pls1qX20Vs7PGN6sbYQ2TQgY12M=
    26  }