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Diffstat (limited to 'src/basic/capability-util.h')
| -rw-r--r-- | src/basic/capability-util.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/basic/capability-util.h b/src/basic/capability-util.h new file mode 100644 index 0000000000..4eb5c2a835 --- /dev/null +++ b/src/basic/capability-util.h @@ -0,0 +1,45 @@ +/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ + +#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 <sys/capability.h> + +#include "util.h" + +unsigned long cap_last_cap(void); +int have_effective_cap(int value); +int capability_bounding_set_drop(uint64_t drop, bool right_now); +int capability_bounding_set_drop_usermode(uint64_t drop); + +int drop_privileges(uid_t uid, gid_t gid, uint64_t keep_capabilities); + +int drop_capability(cap_value_t cv); + +DEFINE_TRIVIAL_CLEANUP_FUNC(cap_t, cap_free); +#define _cleanup_cap_free_ _cleanup_(cap_freep) + +static inline void cap_free_charpp(char **p) { + if (*p) + cap_free(*p); +} +#define _cleanup_cap_free_charp_ _cleanup_(cap_free_charpp) |