Misc cleanup

[rbdr/mobius] / hotline / user.go

diff --git a/hotline/user.go b/hotline/user.go
index 5d09b2d449e069fc0f9ffaa296e6567ccd510248..00fe98c8d1dc33355d7bb4562eb1053ae1cd5748 100644 (file)
--- a/hotline/user.go
+++ b/hotline/user.go
@@ -2,6 +2,8 @@ package hotline
 
 import (
        "encoding/binary"
+       "golang.org/x/crypto/bcrypt"
+       "log"
 )
 
 // User flags are stored as a 2 byte bitmap with the following values:
@@ -68,3 +70,18 @@ func negateString(clearText []byte) []byte {
        }
        return obfuText
 }
+
+func hashAndSalt(pwd []byte) string {
+       // Use GenerateFromPassword to hash & salt pwd.
+       // MinCost is just an integer constant provided by the bcrypt
+       // package along with DefaultCost & MaxCost.
+       // The cost can be any value you want provided it isn't lower
+       // than the MinCost (4)
+       hash, err := bcrypt.GenerateFromPassword(pwd, bcrypt.MinCost)
+       if err != nil {
+               log.Println(err)
+       }
+       // GenerateFromPassword returns a byte slice so we need to
+       // convert the bytes to a string and return it
+       return string(hash)
+}