seahorse r2178 - in trunk: . libseahorse

[sadam svn gnome org]

Author: sadam
Date: Thu Apr 17 19:41:18 2008
New Revision: 2178
URL: http://svn.gnome.org/viewvc/seahorse?rev=2178&view=rev

Log:
2008-04-17  Adam Schreiber  <sadam clemson edu>

    * libseahorse/seahorse-secure-memory.c: Test for secure memory 
before
    remapping memory functions.  Patch from Coleman Kane. Fixes bug 
#527193


Modified:
   trunk/ChangeLog
   trunk/libseahorse/seahorse-secure-memory.c

Modified: trunk/libseahorse/seahorse-secure-memory.c
==============================================================================
--- trunk/libseahorse/seahorse-secure-memory.c	(original)
+++ trunk/libseahorse/seahorse-secure-memory.c	Thu Apr 17 19:41:18 2008
@@ -94,16 +94,34 @@
     }
 }
 
+static gboolean
+seahorse_try_gk_secure_memory ()
+{
+    gpointer p;
+
+    p = gnome_keyring_memory_try_alloc (10);
+    if (p != NULL) {
+        gnome_keyring_memory_free (p);
+        return TRUE;
+    }
+
+    return FALSE;
+}
+
 void
 seahorse_secure_memory_init ()
 {
-    GMemVTable vtable;
-    
-    memset (&vtable, 0, sizeof (vtable));
-    vtable.malloc = switch_malloc;
-    vtable.realloc = switch_realloc;
-    vtable.free = switch_free;
-    vtable.calloc = switch_calloc;
-    g_mem_set_vtable (&vtable);
-}
+    if (seahorse_try_gk_secure_memory() == TRUE) {
+        GMemVTable vtable;
 
+        memset (&vtable, 0, sizeof (vtable));
+        vtable.malloc = switch_malloc;
+        vtable.realloc = switch_realloc;
+        vtable.free = switch_free;
+        vtable.calloc = switch_calloc;
+        g_mem_set_vtable (&vtable);
+    } else {
+        g_warning ("Unable to allocate secure memory from gnome-keyring.\n");
+        g_warning ("Proceeding using insecure memory for password fields.\n");
+    }
+}