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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 1999-2002, 2004-2007, 2009-2012, 2014-2015 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 of the License, 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 this library. If not, see
<http://www.gnu.org/licenses/>. */
#include <config.h>
#include <stdlib.h>
#include <mailutils/types.h>
#include <mailutils/message.h>
#include <mailutils/errno.h>
#include <mailutils/sys/message.h>
int
mu_message_get_part (mu_message_t msg, size_t part, mu_message_t *pmsg)
{
if (msg == NULL || pmsg == NULL)
return EINVAL;
/* Overload. */
if (msg->_get_part)
return msg->_get_part (msg, part, pmsg);
if (msg->mime == NULL)
{
int status = mu_mime_create (&msg->mime, msg, 0);
if (status != 0)
return status;
}
return mu_mime_get_part (msg->mime, part, pmsg);
}
int
mu_message_set_get_part (mu_message_t msg, int (*_get_part)
(mu_message_t, size_t, mu_message_t *),
void *owner)
{
if (msg == NULL)
return EINVAL;
if (msg->owner != owner)
return EACCES;
msg->_get_part = _get_part;
return 0;
}
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