]> git.ipfire.org Git - thirdparty/systemd.git/blobdiff - src/shared/machine-image.h
tree-wide: drop license boilerplate
[thirdparty/systemd.git] / src / shared / machine-image.h
index 038db7453c3567afe1dfb5f8d8c6e1667c2ae540..51cfb412c15db64fc18cf3bb05f0bac5332a0774 100644 (file)
@@ -1,34 +1,27 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
+/* SPDX-License-Identifier: LGPL-2.1+ */
 #pragma once
 
 /***
   This file is part of systemd.
 
   Copyright 2014 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 <stdint.h>
+
 #include "hashmap.h"
 #include "lockfile-util.h"
+#include "macro.h"
+#include "path-util.h"
+#include "string-util.h"
 #include "time-util.h"
 
 typedef enum ImageType {
         IMAGE_DIRECTORY,
         IMAGE_SUBVOLUME,
         IMAGE_RAW,
+        IMAGE_BLOCK,
         _IMAGE_TYPE_MAX,
         _IMAGE_TYPE_INVALID = -1
 } ImageType;
@@ -47,11 +40,20 @@ typedef struct Image {
         uint64_t limit;
         uint64_t limit_exclusive;
 
+        char *hostname;
+        sd_id128_t machine_id;
+        char **machine_info;
+        char **os_release;
+
+        bool metadata_valid;
+
         void *userdata;
 } Image;
 
 Image *image_unref(Image *i);
-void image_hashmap_free(Hashmap *map);
+static inline Hashmap* image_hashmap_free(Hashmap *map) {
+        return hashmap_free_with_destructor(map, image_unref);
+}
 
 DEFINE_TRIVIAL_CLEANUP_FUNC(Image*, image_unref);
 DEFINE_TRIVIAL_CLEANUP_FUNC(Hashmap*, image_hashmap_free);
@@ -73,3 +75,29 @@ int image_path_lock(const char *path, int operation, LockFile *global, LockFile
 int image_name_lock(const char *name, int operation, LockFile *ret);
 
 int image_set_limit(Image *i, uint64_t referenced_max);
+
+int image_read_metadata(Image *i);
+
+static inline bool IMAGE_IS_HIDDEN(const struct Image *i) {
+        assert(i);
+
+        return i->name && i->name[0] == '.';
+}
+
+static inline bool IMAGE_IS_VENDOR(const struct Image *i) {
+        assert(i);
+
+        return i->path && path_startswith(i->path, "/usr");
+}
+
+static inline bool IMAGE_IS_HOST(const struct Image *i) {
+        assert(i);
+
+        if (i->name && streq(i->name, ".host"))
+                return true;
+
+        if (i->path && path_equal(i->path, "/"))
+                return true;
+
+        return false;
+}