Add dynamicx_t type for later use in potfile.c and outfile.c and also add to hashinfo_t

include/types.h

@@ -889,6 +889,13 @@ typedef void * hc_dynfunc_t;
  * structs
  */
 
+typedef struct dynamicx
+{
+  char *dynamicx_buf;
+  u32   dynamicx_len;
+
+} dynamicx_t;
+
 typedef struct user
 {
   char *user_name;
@@ -916,6 +923,7 @@ typedef struct split
 
 typedef struct hashinfo
 {
+  dynamicx_t *dynamicx_t;
   user_t     *user;
   char       *orighash;
   split_t    *split;