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/* ----------------------------------------------------------------------- *
*
* nsswitch.h - header file for module to call parser for nsswitch
* config and store result into a struct.
*
* Copyright 2006 Ian Kent <raven@themaw.net>
*
* 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, Inc., 675 Mass Ave, Cambridge MA 02139,
* USA; 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.
*
* ----------------------------------------------------------------------- */
#ifndef __NSSWITCH_H
#define __NSSWITCH_H
#include <netdb.h>
#include "list.h"
#ifndef _PATH_NSSWITCH_CONF
#define _PATH_NSSWITCH_CONF "/dev/null"
#endif
#define NSSWITCH_FILE _PATH_NSSWITCH_CONF
enum nsswitch_status {
NSS_STATUS_UNKNOWN = -1,
NSS_STATUS_SUCCESS,
NSS_STATUS_NOTFOUND,
NSS_STATUS_UNAVAIL,
NSS_STATUS_TRYAGAIN,
NSS_STATUS_MAX
};
/* Internal NSS STATUS for map inclusion lookups */
#define NSS_STATUS_COMPLETED NSS_STATUS_MAX
enum nsswitch_action {
NSS_ACTION_UNKNOWN = 0,
NSS_ACTION_CONTINUE,
NSS_ACTION_RETURN
};
struct nss_action {
enum nsswitch_action action;
int negated;
};
struct nss_source {
char *source;
struct nss_action action[NSS_STATUS_MAX];
struct list_head list;
};
int set_action(struct nss_action *a, char *status, char *action, int negated);
int check_nss_result(struct nss_source *this, enum nsswitch_status result);
struct nss_source *add_source(struct list_head *head, char *source);
int free_sources(struct list_head *list);
int nsswitch_parse(struct list_head *list);
#endif
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