Full support for rp_permitted filters using new filter structures, etc.

[trust_router.git] / common / tr_filter.c

diff --git a/common/tr_filter.c b/common/tr_filter.c
index adcef7f..5c09fa9 100644 (file)
--- a/common/tr_filter.c
+++ b/common/tr_filter.c
@@ -33,6 +33,7 @@
  */
 
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 #include <tr_filter.h>
 
@@ -65,3 +66,50 @@ int tr_prefix_wildcard_match (char *str, char *wc_str) {
   else
     return 0;
   }
+
+int tr_filter_process_rp_permitted (TR_NAME *rp_realm, TR_FILTER *rpp_filter, TR_CONSTRAINT_SET *in_constraints, TR_CONSTRAINT_SET **out_constraints, int *out_action) 
+{
+  int i = 0, j = 0;
+
+  *out_action = TR_FILTER_ACTION_REJECT;
+  *out_constraints = NULL;
+
+  /* If this isn't a valid rp_permitted filter, return no match. */
+  if ((!rpp_filter) ||
+      (TR_FILTER_TYPE_RP_PERMITTED != rpp_filter->type)) {
+    return TR_FILTER_NO_MATCH;
+  }
+  
+  /* Check if there is a match for this filter. */
+  for (i = 0; i < TR_MAX_FILTER_LINES; i++) {
+    for (j = 0; j < TR_MAX_FILTER_SPECS; j++) {
+      if (tr_prefix_wildcard_match(rp_realm->buf, rpp_filter->lines[i]->specs[j]->match)) {
+       *out_action = rpp_filter->lines[i]->action;
+       *out_constraints = &(rpp_filter->lines[i]->constraints);
+       return TR_FILTER_MATCH;
+      }
+    }
+  }
+  /* If there is no match, indicate that. */
+  return TR_FILTER_NO_MATCH;
+}
+
+void tr_filter_free (TR_FILTER *filt) {
+  int i = 0, j = 0;
+
+  if (!filt)
+    return;
+
+  for (i = 0; i < TR_MAX_FILTER_LINES; i++) {
+    if (filt->lines[i]) {
+      for (j = 0; j < TR_MAX_FILTER_SPECS; j++) {
+       if (filt->lines[i]->specs[j])
+         free(filt->lines[i]->specs[j]);
+      }
+      free(filt->lines[i]);
+    }
+  }
+
+  free (filt);
+}
+