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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 1999, 2000, 2004, 2005, 2007 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, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301 USA */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <errno.h>
#include <stdlib.h>
#include <mailutils/errno.h>
#include <envelope0.h>
int
mu_envelope_create (mu_envelope_t *penvelope, void *owner)
{
mu_envelope_t envelope;
if (penvelope == NULL)
return MU_ERR_OUT_PTR_NULL;
envelope = calloc (1, sizeof (*envelope));
if (envelope == NULL)
return ENOMEM;
envelope->owner = owner;
*penvelope = envelope;
return 0;
}
void
mu_envelope_destroy (mu_envelope_t *penvelope, void *owner)
{
if (penvelope && *penvelope)
{
mu_envelope_t envelope = *penvelope;
if (envelope->owner == owner)
{
if (envelope->_destroy)
envelope->_destroy (envelope);
free (envelope);
}
*penvelope = NULL;
}
}
void *
mu_envelope_get_owner (mu_envelope_t envelope)
{
return (envelope) ? envelope->owner : NULL;
}
int
mu_envelope_set_sender (mu_envelope_t envelope,
int (*_sender) (mu_envelope_t, char *, size_t, size_t*),
void *owner)
{
if (envelope == NULL)
return EINVAL;
if (envelope->owner != owner)
return EACCES;
envelope->_sender = _sender;
return 0;
}
int
mu_envelope_sender (mu_envelope_t envelope, char *buf, size_t len, size_t *pnwrite)
{
if (envelope == NULL)
return EINVAL;
if (envelope->_sender)
return envelope->_sender (envelope, buf, len, pnwrite);
if (buf && len)
*buf = '\0';
if (pnwrite)
*pnwrite = 0;
return 0;
}
int
mu_envelope_set_date (mu_envelope_t envelope,
int (*_date) (mu_envelope_t, char *, size_t , size_t *),
void *owner)
{
if (envelope == NULL)
return EINVAL;
if (envelope->owner != owner)
return EACCES;
envelope->_date = _date;
return 0;
}
int
mu_envelope_date (mu_envelope_t envelope, char *buf, size_t len, size_t *pnwrite)
{
if (envelope == NULL)
return EINVAL;
if (envelope->_date)
return envelope->_date (envelope, buf, len, pnwrite);
if (buf && len)
*buf = '\0';
if (pnwrite)
*pnwrite = 0;
return 0;
}
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