Add mailbox.get_uidls() to Python/C++.

* libmu_cpp/mailbox.cc (get_uidls): New method.
* python/libmu_py/mailbox.c (api_mailbox_get_uidls): New function.
* python/mailutils/mailbox.py (get_uidls): New method.

@@ -49,6 +49,7 @@ class MailboxBase
   void append_message (const Message& msg);
   void expunge ();
   void sync ();
+  List& get_uidls ();
   void lock ();
   void unlock ();
   mu_off_t get_size ();

@@ -124,6 +124,18 @@ MailboxBase :: sync ()
     throw Exception ("MailboxBase::sync", status);
 }
 
+List&
+MailboxBase :: get_uidls ()
+{
+  mu_list_t c_list;
+
+  int status = mu_mailbox_get_uidls (mbox, &c_list);
+  if (status)
+    throw Exception ("MailboxBase::get_uidls", status);
+
+  return *new List (c_list);
+}
+
 void
 MailboxBase :: lock ()
 {

@@ -264,6 +264,38 @@ api_mailbox_sync (PyObject *self, PyObject *args)
   return _ro (PyInt_FromLong (status));
 }
 
+static int
+uidls_extractor (void *data, PyObject **dst)
+{
+  struct mu_uidl *uidl = (struct mu_uidl *)data;
+
+  *dst = PyTuple_New (2);
+  PyTuple_SetItem (*dst, 0, PyInt_FromLong (uidl->msgno));
+  PyTuple_SetItem (*dst, 1, PyString_FromString (uidl->uidl));
+  return 0;
+}
+
+static PyObject *
+api_mailbox_get_uidls (PyObject *self, PyObject *args)
+{
+  int status;
+  PyMailbox *py_mbox;
+  PyObject *py_list;
+  mu_list_t c_list = NULL;
+
+  if (!PyArg_ParseTuple (args, "O!", &PyMailboxType, &py_mbox))
+    return NULL;
+
+  status = mu_mailbox_get_uidls (py_mbox->mbox, &c_list);
+
+  if (c_list)
+    py_list = mu_py_mulist_to_pylist (c_list, uidls_extractor);
+  else
+    py_list = PyTuple_New (0);
+
+  return status_object (status, py_list);
+}
+
 static PyObject *
 api_mailbox_lock (PyObject *self, PyObject *args)
 {
@@ -397,6 +429,9 @@ static PyMethodDef methods[] = {
   { "sync", (PyCFunction) api_mailbox_sync, METH_VARARGS,
     "" },
 
+  { "get_uidls", (PyCFunction) api_mailbox_get_uidls, METH_VARARGS,
+    "" },
+
   { "lock", (PyCFunction) api_mailbox_lock, METH_VARARGS,
     "" },
 

@@ -103,6 +103,13 @@ class MailboxBase:
         if status:
             raise MailboxError (status)
 
+    def get_uidls (self):
+        """Get UIDL list."""
+        status, uidls = mailbox.get_uidls (self.mbox)
+        if status:
+            raise MailboxError (status)
+        return uidls
+
     def lock (self):
         """Lock the mailbox."""
         status = mailbox.lock (self.mbox)