1  /*
       2   * No copyright is claimed.  This code is in the public domain; do with
       3   * it what you wish.
       4   */
       5  #ifndef UTIL_LINUX_IDCACHE_H
       6  #define UTIL_LINUX_IDCACHE_H
       7  
       8  #include <sys/types.h>
       9  #include <pwd.h>
      10  
      11  #define IDCACHE_FLAGS_NAMELEN	(1 << 1)
      12  
      13  struct identry {
      14  	unsigned long int	id;
      15  	char			*name;
      16  	struct identry		*next;
      17  };
      18  
      19  struct idcache {
      20  	struct identry	*ent;	/* first entry */
      21  	int		width;	/* name width */
      22  };
      23  
      24  
      25  extern struct idcache *new_idcache(void);
      26  extern void add_gid(struct idcache *cache, unsigned long int id);
      27  extern void add_uid(struct idcache *cache, unsigned long int id);
      28  
      29  extern void free_idcache(struct idcache *ic);
      30  extern struct identry *get_id(struct idcache *ic, unsigned long int id);
      31  
      32  #endif /* UTIL_LINUX_IDCACHE_H */