-
-static const char *cql_get_ns(cql_transform_t ct,
- struct cql_node *cn,
- struct cql_node **prefix_ar, int prefix_level,
- const char **n_prefix,
- const char **n_suffix)
-{
- int i;
- const char *ns = 0;
- char prefix[32];
- const char *cp = cn->u.st.index;
- const char *cp_dot = strchr(cp, '.');
-
- /* strz current prefix (empty if not given) */
- if (cp_dot && cp_dot-cp < sizeof(prefix))
- {
- memcpy (prefix, cp, cp_dot - cp);
- prefix[cp_dot - cp] = 0;
- }
- else
- *prefix = 0;
-
- /* 2. lookup in prefix_ar. and return NS */
- for (i = prefix_level; !ns && --i >= 0; )
- {
- struct cql_node *cn_prefix = prefix_ar[i];
- for (; cn_prefix; cn_prefix = cn_prefix->u.mod.next)
- {
- if (*prefix && cn_prefix->u.mod.name &&
- !strcmp(prefix, cn_prefix->u.mod.name))
- {
- ns = cn_prefix->u.mod.value;
- break;
- }
- else if (!*prefix && !cn_prefix->u.mod.name)
- {
- ns = cn_prefix->u.mod.value;
- break;
- }
- }
- }
- if (!ns)
- {
- if (!ct->error)
- {
- ct->error = 15;
- ct->addinfo = strdup(prefix);
- }
- return 0;
- }
- /* 3. lookup in set.NS for new prefix */
- *n_prefix = cql_lookup_value(ct, "set.", ns);
- if (!*n_prefix)
- {
- if (!ct->error)
- {
- ct->error = 15;
- ct->addinfo = strdup(ns);
- }
- return 0;
- }
- /* 4. lookup index.prefix. */
-
- cp = cn->u.st.index;
- cp_dot = strchr(cp, '.');
-
- *n_suffix = cp_dot ? cp_dot+1 : cp;
- return ns;
-}
-