From 9620f76a210d9d8c1aaff25e99d6dc513f87e6e9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 04:23:56 +0200 Subject: Adding upstream version 1.8.27. Signed-off-by: Daniel Baumann --- plugins/sudoers/pwutil.h | 75 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 plugins/sudoers/pwutil.h (limited to 'plugins/sudoers/pwutil.h') diff --git a/plugins/sudoers/pwutil.h b/plugins/sudoers/pwutil.h new file mode 100644 index 0000000..7c36e70 --- /dev/null +++ b/plugins/sudoers/pwutil.h @@ -0,0 +1,75 @@ +/* + * Copyright (c) 2010-2013, 2015-2017 Todd C. Miller + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef SUDOERS_PWUTIL_H +#define SUDOERS_PWUTIL_H + +#define ptr_to_item(p) ((struct cache_item *)((char *)p - offsetof(struct cache_item_##p, p))) + +/* + * Generic cache element. + */ +struct cache_item { + unsigned int refcnt; + unsigned int type; /* only used for gidlist */ + char registry[16]; /* AIX-specific, empty otherwise */ + /* key */ + union { + uid_t uid; + gid_t gid; + char *name; + } k; + /* datum */ + union { + struct passwd *pw; + struct group *gr; + struct group_list *grlist; + struct gid_list *gidlist; + } d; +}; + +/* + * Container structs to simpify size and offset calculations and guarantee + * proper aligment of struct passwd, group, gid_list and group_list. + */ +struct cache_item_pw { + struct cache_item cache; + struct passwd pw; +}; + +struct cache_item_gr { + struct cache_item cache; + struct group gr; +}; + +struct cache_item_grlist { + struct cache_item cache; + struct group_list grlist; + /* actually bigger */ +}; + +struct cache_item_gidlist { + struct cache_item cache; + struct gid_list gidlist; + /* actually bigger */ +}; + +struct cache_item *sudo_make_gritem(gid_t gid, const char *group); +struct cache_item *sudo_make_grlist_item(const struct passwd *pw, char * const *groups); +struct cache_item *sudo_make_gidlist_item(const struct passwd *pw, char * const *gids, unsigned int type); +struct cache_item *sudo_make_pwitem(uid_t uid, const char *user); + +#endif /* SUDOERS_PWUTIL_H */ -- cgit v1.2.3