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Diffstat (limited to 'src/basic/user-util.h')
-rw-r--r-- | src/basic/user-util.h | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/src/basic/user-util.h b/src/basic/user-util.h deleted file mode 100644 index dfea561bde..0000000000 --- a/src/basic/user-util.h +++ /dev/null @@ -1,90 +0,0 @@ -#pragma once - -/*** - This file is part of systemd. - - Copyright 2010 Lennart Poettering - - systemd is free software; you can redistribute it and/or modify it - under the terms of the GNU Lesser General Public License as published by - the Free Software Foundation; either version 2.1 of the License, or - (at your option) any later version. - - systemd is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with systemd; If not, see <http://www.gnu.org/licenses/>. -***/ - -#include <stdbool.h> -#include <stdint.h> -#include <sys/types.h> -#include <unistd.h> - -bool uid_is_valid(uid_t uid); - -static inline bool gid_is_valid(gid_t gid) { - return uid_is_valid((uid_t) gid); -} - -int parse_uid(const char *s, uid_t* ret_uid); - -static inline int parse_gid(const char *s, gid_t *ret_gid) { - return parse_uid(s, (uid_t*) ret_gid); -} - -char* getlogname_malloc(void); -char* getusername_malloc(void); - -int get_user_creds(const char **username, uid_t *uid, gid_t *gid, const char **home, const char **shell); -int get_user_creds_clean(const char **username, uid_t *uid, gid_t *gid, const char **home, const char **shell); -int get_group_creds(const char **groupname, gid_t *gid); - -char* uid_to_name(uid_t uid); -char* gid_to_name(gid_t gid); - -int in_gid(gid_t gid); -int in_group(const char *name); - -int get_home_dir(char **ret); -int get_shell(char **_ret); - -int reset_uid_gid(void); - -int take_etc_passwd_lock(const char *root); - -#define UID_INVALID ((uid_t) -1) -#define GID_INVALID ((gid_t) -1) - -/* Let's pick a UIDs within the 16bit range, so that we are compatible with containers using 16bit - * user namespacing. At least on Fedora normal users are allocated until UID 60000, hence do not - * allocate from below this. Also stay away from the upper end of the range as that is often used - * for overflow/nobody users. */ -#define DYNAMIC_UID_MIN ((uid_t) UINT32_C(0x0000EF00)) -#define DYNAMIC_UID_MAX ((uid_t) UINT32_C(0x0000FFEF)) - -static inline bool uid_is_dynamic(uid_t uid) { - return DYNAMIC_UID_MIN <= uid && uid <= DYNAMIC_UID_MAX; -} - -/* The following macros add 1 when converting things, since UID 0 is a valid UID, while the pointer - * NULL is special */ -#define PTR_TO_UID(p) ((uid_t) (((uintptr_t) (p))-1)) -#define UID_TO_PTR(u) ((void*) (((uintptr_t) (u))+1)) - -#define PTR_TO_GID(p) ((gid_t) (((uintptr_t) (p))-1)) -#define GID_TO_PTR(u) ((void*) (((uintptr_t) (u))+1)) - -static inline bool userns_supported(void) { - return access("/proc/self/uid_map", F_OK) >= 0; -} - -bool valid_user_group_name(const char *u); -bool valid_user_group_name_or_id(const char *u); -bool valid_gecos(const char *d); -bool valid_home(const char *p); - -int maybe_setgroups(size_t size, const gid_t *list); |