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28 .\" @(#)pwcache.3 8.1 (Berkeley) 6/9/93
29 .\" $FreeBSD: src/lib/libc/gen/pwcache.3,v 1.15 2007/01/09 00:27:55 imp Exp $
30 .\" $DragonFly: src/lib/libc/gen/pwcache.3,v 1.2 2003/06/17 04:26:42 dillon Exp $
37 .Nd cache password and group entries
43 .Fn user_from_uid "uid_t uid" "int nouser"
46 .Fn group_from_gid "gid_t gid" "int nogroup"
50 function returns the user name associated with the argument
52 The user name is cached so that multiple calls with the same
54 do not require additional calls to
56 If there is no user associated with the
59 to a string representation of the
63 is non-zero, in which case a
69 function returns the group name associated with the argument
71 The group name is cached so that multiple calls with the same
73 do not require additional calls to
75 If there is no group associated with the
78 to a string representation of the
82 is non-zero, in which case a
93 functions first appeared in