/*****************************************************************************\
 *  group_cache.h
 *****************************************************************************
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#ifndef _SLURM_GROUP_CACHE_H
#define _SLURM_GROUP_CACHE_H

#include <inttypes.h>
#include <sys/types.h>

/*
 * OUT: ngids as return value
 * IN: uid
 * IN: gid - primary group id (will always exist first in gids list)
 * IN: (optional) username, will be looked up if NULL and is needed
 * IN/OUT: gids - xmalloc'd gid_t * structure with ngids elements
 */
extern int group_cache_lookup(uid_t uid, gid_t gid, char *username, gid_t **gids);

/* call on daemon shutdown to cleanup properly */
void group_cache_purge(void);

/* call periodically to remove stale records */
void group_cache_cleanup(void);

/* return an xmalloc'd array of gids, or NULL */
extern gid_t *copy_gids(int ngids, gid_t *gids);

extern char **copy_gr_names(int ngids, char **gr_names);

#endif
