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/*
* ProFTPD: mod_ctrls -- a module implementing the ftpdctl local socket
* server
*
* Copyright (c) 2000-2003 TJ Saunders
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*
* As a special exemption, TJ Saunders and other respective copyright holders
* give permission to link this program with OpenSSL, and distribute the
* resulting executable, without including the source code for OpenSSL in the
* source distribution.
*
* This is mod_ctrls, contrib software for proftpd 1.2 and above.
* For more information contact TJ Saunders <tj@castaglia.org>.
*
* $Id: mod_ctrls.h,v 1.2 2004/11/02 18:18:58 castaglia Exp $
*/
#ifndef MOD_CTRLS_H
#define MOD_CTRLS_H
#include <signal.h>
#include "conf.h"
# ifdef PR_USE_CTRLS
/* Controls access control objects */
typedef struct {
unsigned char allow;
unsigned int nuids;
uid_t *uids;
} ctrls_usr_acl_t;
typedef struct {
unsigned char allow;
unsigned int ngids;
gid_t *gids;
} ctrls_grp_acl_t;
typedef struct {
pool *acl_pool;
ctrls_usr_acl_t acl_usrs;
ctrls_grp_acl_t acl_grps;
} ctrls_acl_t;
typedef struct {
const char *act_action;
const char *act_desc;
ctrls_acl_t *act_acl;
int (*act_cb)(pr_ctrls_t *, int, char **);
} ctrls_acttab_t;
char *ctrls_argsep(char **arg);
/* Returns TRUE if use of ctrl named by action is allowed by the user or group
* ACL, FALSE otherwise. The ACLs associated with the given action are
* looked up in the given table. The default is to deny everyone, unless an
* ACL has been configured to allow them.
*/
unsigned char ctrls_check_acl(const pr_ctrls_t *ctrl,
const ctrls_acttab_t *ctrls_acttab, const char *action);
/* Initialize an ctrls_acl_t object.
*/
void ctrls_init_acl(ctrls_acl_t *acl);
char **ctrls_parse_acl(pool *acl_pool, char *acl_str);
/* Configures the ACLs for the actions implemented in a Controls module.
*/
char *ctrls_set_module_acls(ctrls_acttab_t *ctrls_acttab, pool *acl_pool,
char **actions, const char *allow, const char *type, char *list);
/* Unregisters a module's actions according to the configured list.
*/
char *ctrls_unregister_module_actions(ctrls_acttab_t *ctrls_acttab,
char **actions, module *mod);
/* Logs into a mod_ctrls-specific log file.
*/
int ctrls_log(const char *module_version, const char *fmt, ...);
# endif /* PR_USE_CTRLS */
#endif /* MOD_FTPDCTL_H */
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