include/idcache.h

   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 */