auth.c
2.69 KB
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/* GNU mailutils - a suite of utilities for electronic mail
Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Library Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program 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 Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <errno.h>
#include <sys/types.h>
#include <string.h>
#include <stdlib.h>
#include <auth0.h>
int
authority_create (authority_t *pauthority, ticket_t ticket, void *owner)
{
authority_t authority;
if (pauthority == NULL)
return EINVAL;
authority = calloc (1, sizeof (*authority));
if (authority == NULL)
return ENOMEM;
authority->ticket = ticket;
authority->owner = owner;
*pauthority = authority;
return 0;
}
void
authority_destroy (authority_t *pauthority, void *owner)
{
if (pauthority && *pauthority)
{
authority_t authority = *pauthority;
if (authority->owner == owner)
{
ticket_destroy (&(authority->ticket), authority);
free (authority);
}
*pauthority = NULL;
}
}
void *
authority_get_owner (authority_t authority)
{
return (authority) ? authority->owner : NULL;
}
int
authority_set_ticket (authority_t authority, ticket_t ticket)
{
if (authority == NULL)
return EINVAL;
if (authority->ticket)
ticket_destroy (&(authority->ticket), authority);
authority->ticket = ticket;
return 0;
}
int
authority_get_ticket (authority_t authority, ticket_t *pticket)
{
if (authority == NULL || pticket == NULL)
return EINVAL;
if (authority->ticket == NULL)
{
int status = ticket_create (&(authority->ticket), authority);
if (status != 0)
return status;
}
*pticket = authority->ticket;
return 0;
}
int
authority_authenticate (authority_t authority)
{
if (authority && authority->_authenticate)
{
return authority->_authenticate (authority);
}
return EINVAL;
}
int
authority_set_authenticate (authority_t authority,
int (*_authenticate) __P ((authority_t)),
void *owner)
{
if (authority == NULL)
return EINVAL;
if (authority->owner != owner)
return EACCES;
authority->_authenticate = _authenticate;
return 0;
}