-enum pazpar2_error_code search(struct session *s, const char *query,
- const char *startrecs, const char *maxrecs,
- const char *filter, const char *limit,
- const char **addinfo);
+
+void session_sort(struct session *se, const char *field, int increasing);
+
+enum pazpar2_error_code session_search(struct session *s, const char *query,
+ const char *startrecs,
+ const char *maxrecs,
+ const char *filter, const char *limit,
+ const char **addinfo,
+ const char *sort_field, int increasing);