1 files changed, 5 insertions, 0 deletions
diff --git a/lib/lib.h b/lib/lib.h
index fe494e72..ef688a32 100644
--- a/lib/lib.h
+++ b/lib/lib.h
@@ -187,6 +187,11 @@ mode_t string_to_mode(char *mode_str, mode_t base);
 void mode_to_string(mode_t mode, char *buf);
 
 // password helper functions
+#define MAX_SALT_LEN  20 //3 for id, 16 for key, 1 for '\0'
+#define SYS_FIRST_ID  100
+#define SYS_LAST_ID   999
+int get_salt(char *salt, char * algo);
+void is_valid_username(const char *name);
 int read_password(char * buff, int buflen, char* mesg);
 int update_password(char *filename, char* username, char* encrypted);