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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 14:37:38 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 14:37:38 +0000 |
commit | ae581a19fbe896a797450b9d9573fb66f2735227 (patch) | |
tree | 56c40be8518a29c9351364d13a9676aa83932dc0 /plugins/sudoers/pwutil.h | |
parent | Initial commit. (diff) | |
download | sudo-upstream/1.9.13p3.tar.xz sudo-upstream/1.9.13p3.zip |
Adding upstream version 1.9.13p3.upstream/1.9.13p3upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | plugins/sudoers/pwutil.h | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/plugins/sudoers/pwutil.h b/plugins/sudoers/pwutil.h new file mode 100644 index 0000000..d08f61f --- /dev/null +++ b/plugins/sudoers/pwutil.h @@ -0,0 +1,77 @@ +/* + * SPDX-License-Identifier: ISC + * + * Copyright (c) 2010-2013, 2015-2017 Todd C. Miller <Todd.Miller@sudo.ws> + * + * 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 alignment 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 */ |