-x, -f, env vars, prepping for hashing

pwgenerator/consts.go

@@ -7,6 +7,20 @@ const (
 	DefMinLin uint = 1
 )
 
+// Hash algorithms. TODO.
+const (
+	HashNull pwHash = iota
+	HashArgon2i
+	HashScryptSha256
+	HashCryptSha256
+	HashCryptSha512
+	HashBcrypt
+	HashBcryptSha256
+	HashPbkdf2Sha1
+	HashPbkdf2Sha256
+	HashPbkdf2Sha512
+)
+
 // Pre-defined charsets.
 var (
 	// upper contains the characters from 0x41 to 0x5a ([A-Z]).