Use QDBM to look up for user access permission.

[cascardo/rnetproxy.git] / usermap.c

diff --git a/usermap.c b/usermap.c
index 7cf012f..64c13d0 100644 (file)
--- a/usermap.c
+++ b/usermap.c
@@ -19,10 +19,45 @@
 */
 
 #include <string.h>
+#include <depot.h>
 #include "usermap.h"
 
 int
 usermap_perm (char *user)
 {
+  static DEPOT* allow_dp = NULL;
+  static DEPOT* deny_dp = NULL;
+  char* allow = NULL;
+  char* deny = NULL;
+  if (allow_dp == NULL)
+    {
+      allow_dp = dpopen ("/var/lib/popproxy/allow.db", DP_OREADER, 0);
+    }
+  if (deny_dp == NULL)
+    {
+      deny_dp = dpopen ("/var/lib/popproxy/allow.db", DP_OREADER, 0);
+    }
+  if (allow_dp)
+    allow = dpget (allow_dp, user, -1, 0, -1, NULL);
+  if (deny_dp)
+    deny = dpget (deny_dp, user, -1, 0, -1, NULL);
+  if (allow && deny)
+    {
+      free (allow);
+      free (deny);
+      return ACCESS_DENY;
+    }
+  if (allow)
+    {
+      free (allow);
+      return ACCESS_ALLOW;
+    }
+  if (deny)
+    {
+      free (deny);
+      return ACCESS_DENY;
+    }
+  if (!allow_dp)
+    return ACCESS_ALLOW;
   return ACCESS_DENY;
 }