tree-wide: drop 'This file is part of systemd' blurb

[thirdparty/systemd.git] / src / core / namespace.h

diff --git a/src/core/namespace.h b/src/core/namespace.h
index b54b7b47d632be4e11364eeb0fa850d90cd43393..5528b6c40bd1933cf7b89fe511ece84ec19963dc 100644 (file)
--- a/src/core/namespace.h
+++ b/src/core/namespace.h
@@ -1,63 +1,115 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
 #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/>.
+  Copyright 2016 Djalal Harouni
 ***/
 
+typedef struct NamespaceInfo NamespaceInfo;
+typedef struct BindMount BindMount;
+typedef struct TemporaryFileSystem TemporaryFileSystem;
+
 #include <stdbool.h>
 
+#include "dissect-image.h"
 #include "macro.h"
 
 typedef enum ProtectHome {
         PROTECT_HOME_NO,
         PROTECT_HOME_YES,
         PROTECT_HOME_READ_ONLY,
+        PROTECT_HOME_TMPFS,
         _PROTECT_HOME_MAX,
         _PROTECT_HOME_INVALID = -1
 } ProtectHome;
 
+typedef enum NamespaceType {
+        NAMESPACE_MOUNT,
+        NAMESPACE_CGROUP,
+        NAMESPACE_UTS,
+        NAMESPACE_IPC,
+        NAMESPACE_USER,
+        NAMESPACE_PID,
+        NAMESPACE_NET,
+        _NAMESPACE_TYPE_MAX,
+        _NAMESPACE_TYPE_INVALID = -1,
+} NamespaceType;
+
 typedef enum ProtectSystem {
         PROTECT_SYSTEM_NO,
         PROTECT_SYSTEM_YES,
         PROTECT_SYSTEM_FULL,
+        PROTECT_SYSTEM_STRICT,
         _PROTECT_SYSTEM_MAX,
         _PROTECT_SYSTEM_INVALID = -1
 } ProtectSystem;
 
-int setup_namespace(const char *chroot,
-                    char **read_write_dirs,
-                    char **read_only_dirs,
-                    char **inaccessible_dirs,
-                    const char *tmp_dir,
-                    const char *var_tmp_dir,
-                    bool private_dev,
-                    ProtectHome protect_home,
-                    ProtectSystem protect_system,
-                    unsigned long mount_flags);
-
-int setup_tmp_dirs(const char *id,
-                  char **tmp_dir,
-                  char **var_tmp_dir);
+struct NamespaceInfo {
+        bool ignore_protect_paths:1;
+        bool private_dev:1;
+        bool private_mounts:1;
+        bool protect_control_groups:1;
+        bool protect_kernel_tunables:1;
+        bool protect_kernel_modules:1;
+        bool mount_apivfs:1;
+};
+
+struct BindMount {
+        char *source;
+        char *destination;
+        bool read_only:1;
+        bool recursive:1;
+        bool ignore_enoent:1;
+};
+
+struct TemporaryFileSystem {
+        char *path;
+        char *options;
+};
+
+int setup_namespace(
+                const char *root_directory,
+                const char *root_image,
+                const NamespaceInfo *ns_info,
+                char **read_write_paths,
+                char **read_only_paths,
+                char **inaccessible_paths,
+                char **empty_directories,
+                const BindMount *bind_mounts,
+                size_t n_bind_mounts,
+                const TemporaryFileSystem *temporary_filesystems,
+                size_t n_temporary_filesystems,
+                const char *tmp_dir,
+                const char *var_tmp_dir,
+                ProtectHome protect_home,
+                ProtectSystem protect_system,
+                unsigned long mount_flags,
+                DissectImageFlags dissected_image_flags);
+
+int setup_tmp_dirs(
+                const char *id,
+                char **tmp_dir,
+                char **var_tmp_dir);
 
 int setup_netns(int netns_storage_socket[2]);
 
 const char* protect_home_to_string(ProtectHome p) _const_;
 ProtectHome protect_home_from_string(const char *s) _pure_;
+ProtectHome protect_home_or_bool_from_string(const char *s);
 
 const char* protect_system_to_string(ProtectSystem p) _const_;
 ProtectSystem protect_system_from_string(const char *s) _pure_;
+ProtectSystem protect_system_or_bool_from_string(const char *s);
+
+void bind_mount_free_many(BindMount *b, size_t n);
+int bind_mount_add(BindMount **b, size_t *n, const BindMount *item);
+
+void temporary_filesystem_free_many(TemporaryFileSystem *t, size_t n);
+int temporary_filesystem_add(TemporaryFileSystem **t, size_t *n,
+                             const char *path, const char *options);
+
+const char* namespace_type_to_string(NamespaceType t) _const_;
+NamespaceType namespace_type_from_string(const char *s) _pure_;
+
+bool ns_type_supported(NamespaceType type);