1 files changed, 12 insertions, 14 deletions
diff --git a/src/scrypt.go b/src/scrypt.go
index 103ae66..267cb08 100644
--- a/src/scrypt.go
+++ b/src/scrypt.go
@@ -18,16 +18,14 @@ import (
 
 
 const (
+	saltMinLength = 32
+	desiredLength = 32
 	maxInt                = int((^uint(0)) >> 1)
 	MinimumPasswordLength = 16
-)
 
-const (
-	scrypt_N = 1 << 15
-	scrypt_r = 8
-	scrypt_p = 1
-	scryptSaltMinLength = 32
-	scryptDesiredLength = 32
+	_N = 1 << 15
+	r  = 8
+	p  = 1
 )
 
 
@@ -346,8 +344,8 @@ func scrypt(
 }
 
 func SaltFrom(r io.Reader) ([]byte, error) {
-	buffer := make([]byte, scryptSaltMinLength)
-	_, err := io.ReadFull(rand.Reader, buffer)
+	buffer := make([]byte, saltMinLength)
+	_, err := io.ReadFull(r, buffer)
 	if err != nil {
 		return nil, err
 	}
@@ -355,17 +353,17 @@ func SaltFrom(r io.Reader) ([]byte, error) {
 }
 
 func HashFrom(password []byte, salt []byte) ([]byte, error) {
-	if len(salt) < scryptSaltMinLength {
+	if len(salt) < saltMinLength {
 		return nil, SaltTooSmallError
 	}
 
 	hash, err := scrypt(
 		password,
 		salt,
-		scrypt_N,
-		scrypt_r,
-		scrypt_p,
-		scryptDesiredLength,
+		_N,
+		r,
+		p,
+		desiredLength,
 	)
 	if err != nil {
 		return nil, err