706c8c2b49fcbd941c9da43c1b8a950c0c33f5ba
galt
  Mon Feb 10 23:54:13 2014 -0800
now converting hgsid and hguid to strings. when the hgsid cart var or hguid cookie is not found it returns NULL instead of 0.
diff --git src/hg/inc/cartDb.h src/hg/inc/cartDb.h
index e763cbf..b282c34 100644
--- src/hg/inc/cartDb.h
+++ src/hg/inc/cartDb.h
@@ -16,30 +16,36 @@
     unsigned int id;	/* Cart ID */
     char *contents;	/* Contents - encoded variables */
     int reserved;	/* Reserved, currently always zero. */
     char *firstUse;	/* First time this was used */
     char *lastUse;	/* Last time this was used */
     int useCount;	/* Number of times used */
     char *sessionKey;	/* Random Key for session security */
     };
 
 boolean cartDbHasSessionKey(struct sqlConnection *conn, char *table);
 /* Check to see if the table has the sessionKey field */
 
 boolean cartDbUseSessionKey();
 /* Check settings and and state to determine if sessionKey is in use */
 
+void cartDbSecureId(char *buf, int bufSize, struct cartDb *cartDb);
+/* Return combined string of session id plus sessionKey in buf if turned on.*/
+
+unsigned int cartDbParseId(char *id, char **pSessionKey);
+/* Parse out and return just the numeric id from the id_sessionKey string. */
+
 void cartDbStaticLoad(char **row, struct cartDb *ret);
 /* Load a row from cartDb table into ret.  The contents of ret will
  * be replaced at the next call to this function. */
 
 struct cartDb *cartDbLoad(char **row);
 /* Load a cartDb from row fetched with select * from cartDb
  * from database.  Dispose of this with cartDbFree(). */
 
 struct cartDb *cartDbLoadAll(char *fileName);
 /* Load all cartDb from a tab-separated file.
  * Dispose of this with cartDbFreeList(). */
 
 struct cartDb *cartDbLoadWhere(struct sqlConnection *conn, char *table, char *where);
 /* Load all cartDb from table that satisfy where clause. The
  * where clause may be NULL in which case whole table is loaded