Systemd/src/shared/nsflags.h

30 lines
1.3 KiB
C

/* SPDX-License-Identifier: LGPL-2.1-or-later */
#pragma once
#include "missing_sched.h"
/* The combination of all namespace flags defined by the kernel. The right type for this isn't clear. setns() and
* unshare() expect these flags to be passed as (signed) "int", while clone() wants them as "unsigned long". The latter
* is definitely more appropriate for a flags parameter, and also the larger type of the two, hence let's stick to that
* here. */
#define NAMESPACE_FLAGS_ALL \
((unsigned long) (CLONE_NEWCGROUP| \
CLONE_NEWIPC| \
CLONE_NEWNET| \
CLONE_NEWNS| \
CLONE_NEWPID| \
CLONE_NEWUSER| \
CLONE_NEWUTS))
#define NAMESPACE_FLAGS_INITIAL ((unsigned long) -1)
int namespace_flags_from_string(const char *name, unsigned long *ret);
int namespace_flags_to_string(unsigned long flags, char **ret);
struct namespace_flag_map {
unsigned long flag;
const char *name;
};
extern const struct namespace_flag_map namespace_flag_map[];