1 /* GNU Mailutils -- a suite of utilities for electronic mail 2 Copyright (C) 2010-2021 Free Software Foundation, Inc. 3 4 This library is free software; you can redistribute it and/or modify 5 it under the terms of the GNU Lesser General Public License as published by 6 the Free Software Foundation; either version 3, or (at your option) 7 any later version. 8 9 This library is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 GNU Lesser General Public License for more details. 13 14 You should have received a copy of the GNU Lesser General Public License 15 along with GNU Mailutils. If not, see <http://www.gnu.org/licenses/>. */ 16 17 #ifdef HAVE_CONFIG_H 18 # include <config.h> 19 #endif 20 21 #include <errno.h> 22 #include <stdlib.h> 23 #include <mailutils/errno.h> 24 #include <mailutils/list.h> 25 #include <mailutils/iterator.h> 26 #include <mailutils/smtp.h> 27 #include <mailutils/sys/smtp.h> 28 29 int mu_smtp_capa_iterator(mu_smtp_t smtp,mu_iterator_t * itr)30mu_smtp_capa_iterator (mu_smtp_t smtp, mu_iterator_t *itr) 31 { 32 if (!smtp || !itr) 33 return EINVAL; 34 if (MU_SMTP_FISSET (smtp, _MU_SMTP_ERR)) 35 return MU_ERR_FAILURE; 36 if (!smtp->capa) 37 { 38 int rc = mu_smtp_ehlo (smtp); 39 if (rc) 40 return rc; 41 } 42 if (!MU_SMTP_FISSET (smtp, _MU_SMTP_ESMTP)) 43 return MU_ERR_FAILURE; 44 return mu_list_get_iterator (smtp->capa, itr); 45 } 46