add context variable to cmp function.

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@18910 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/hx509/hx_locl.h

@@ -127,7 +127,8 @@ struct hx509_query_data {
     Name *subject_name;
     hx509_path *path;
     char *friendlyname;
-    int (*cmp_func)(hx509_cert);
+    int (*cmp_func)(void *, hx509_cert);
+    void *cmp_func_ctx;
     heim_octet_string *keyhash_sha1;
 };