smtp_open.c
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2010-2012, 2014-2017 Free Software Foundation, Inc.
This library is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with GNU Mailutils. If not, see <http://www.gnu.org/licenses/>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <errno.h>
#include <stdlib.h>
#include <mailutils/errno.h>
#include <mailutils/cctype.h>
#include <mailutils/list.h>
#include <mailutils/smtp.h>
#include <mailutils/sys/smtp.h>
int
mu_smtp_open (mu_smtp_t smtp)
{
int status;
if (!smtp)
return EINVAL;
if (smtp->state != MU_SMTP_INIT)
return MU_ERR_SEQ;
status = mu_smtp_response (smtp);
MU_SMTP_CHECK_ERROR (smtp, status);
if (smtp->replcode[0] != '2')
/* There's no use doing anything in this session, so we set the
_MU_SMTP_ERR flag. */
MU_SMTP_CHECK_ERROR (smtp, MU_ERR_REPLY);
smtp->state = MU_SMTP_EHLO;
return 0;
}