mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-09 23:00:07 +00:00
54 lines
2.0 KiB
C++
54 lines
2.0 KiB
C++
/* Entering namespaces for test case isolation.
|
|
Copyright (C) 2016-2017 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library 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.
|
|
|
|
The GNU C Library 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 the GNU C Library; if not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#ifndef SUPPORT_NAMESPACE_H
|
|
#define SUPPORT_NAMESPACE_H
|
|
|
|
#include <stdbool.h>
|
|
#include <sys/cdefs.h>
|
|
|
|
__BEGIN_DECLS
|
|
|
|
/* Attempts to become root (or acquire root-like privileges), possibly
|
|
with the help of user namespaces. Return true if (restricted) root
|
|
privileges could be attained in some way. Print diagnostics to
|
|
standard output.
|
|
|
|
Note that this function generally has to be called before a process
|
|
becomes multi-threaded, otherwise it may fail with insufficient
|
|
privileges on systems which would support this operation for
|
|
single-threaded processes. */
|
|
bool support_become_root (void);
|
|
|
|
/* Enter a network namespace (and a UTS namespace if possible) and
|
|
configure the loopback interface. Return true if a network
|
|
namespace could be created. Print diagnostics to standard output.
|
|
If a network namespace could be created, but networking in it could
|
|
not be configured, terminate the process. It is recommended to
|
|
call support_become_root before this function so that the process
|
|
has sufficient privileges. */
|
|
bool support_enter_network_namespace (void);
|
|
|
|
/* Return true if support_enter_network_namespace managed to enter a
|
|
UTS namespace. */
|
|
bool support_in_uts_namespace (void);
|
|
|
|
__END_DECLS
|
|
|
|
#endif
|