From a0e0018c9a7ef5ce7f6d2c3ae16aecbbd16a8f67 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 4 May 2024 16:18:53 +0200
Subject: Adding upstream version 6.1.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 include/namespace.h | 61 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 include/namespace.h

(limited to 'include/namespace.h')

diff --git a/include/namespace.h b/include/namespace.h
new file mode 100644
index 0000000..e47f9b5
--- /dev/null
+++ b/include/namespace.h
@@ -0,0 +1,61 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __NAMESPACE_H__
+#define __NAMESPACE_H__ 1
+
+#include <sched.h>
+#include <sys/mount.h>
+#include <unistd.h>
+#include <sys/syscall.h>
+#include <errno.h>
+
+#ifndef NETNS_RUN_DIR
+#define NETNS_RUN_DIR "/var/run/netns"
+#endif
+
+#ifndef NETNS_ETC_DIR
+#define NETNS_ETC_DIR "/etc/netns"
+#endif
+
+#ifndef CLONE_NEWNET
+#define CLONE_NEWNET 0x40000000	/* New network namespace (lo, device, names sockets, etc) */
+#endif
+
+#ifndef MNT_DETACH
+#define MNT_DETACH	0x00000002	/* Just detach from the tree */
+#endif /* MNT_DETACH */
+
+/* sys/mount.h may be out too old to have these */
+#ifndef MS_REC
+#define MS_REC		16384
+#endif
+
+#ifndef MS_SLAVE
+#define MS_SLAVE	(1 << 19)
+#endif
+
+#ifndef MS_SHARED
+#define MS_SHARED	(1 << 20)
+#endif
+
+#ifndef HAVE_SETNS
+static inline int setns(int fd, int nstype)
+{
+#ifdef __NR_setns
+	return syscall(__NR_setns, fd, nstype);
+#else
+	errno = ENOSYS;
+	return -1;
+#endif
+}
+#endif /* HAVE_SETNS */
+
+int netns_switch(char *netns);
+int netns_get_fd(const char *netns);
+int netns_foreach(int (*func)(char *nsname, void *arg), void *arg);
+
+struct netns_func {
+	int (*func)(char *nsname, void *arg);
+	void *arg;
+};
+
+#endif /* __NAMESPACE_H__ */
-- 
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