New upstream version 1.19.90 upstream/1.19.90

1 files changed, 110 insertions, 0 deletions

diff --git a/src/settings/nm-settings-utils.h b/src/settings/nm-settings-utils.h
new file mode 100644
index 00000000..a2a22dc4
--- /dev/null
+++ b/src/settings/nm-settings-utils.h
@@ -0,0 +1,110 @@
+/*
+ * This 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 of the License, or (at your option) any later version.
+ *
+ * This 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 this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA.
+ *
+ * Copyright 2019 Red Hat, Inc.
+ */
+
+#ifndef __NM_SETTINGS_UTILS_H__
+#define __NM_SETTINGS_UTILS_H__
+
+#include "nm-settings-storage.h"
+
+/*****************************************************************************/
+
+struct timespec;
+
+const struct timespec *nm_sett_util_stat_mtime (const char *filename,
+                                                gboolean do_lstat,
+                                                struct timespec *out_val);
+
+/*****************************************************************************/
+
+typedef struct {
+	const char *uuid;
+
+	CList _storage_by_uuid_lst_head;
+
+	char uuid_data[];
+} NMSettUtilStorageByUuidHead;
+
+typedef struct {
+	CList _storage_lst_head;
+	GHashTable *idx_by_filename;
+	GHashTable *idx_by_uuid;
+} NMSettUtilStorages;
+
+void nm_sett_util_storage_by_uuid_head_destroy (NMSettUtilStorageByUuidHead *sbuh);
+
+#define NM_SETT_UTIL_STORAGES_INIT(storages, storage_destroy_fcn) \
+	{ \
+		._storage_lst_head = C_LIST_INIT (((storages)._storage_lst_head)), \
+		.idx_by_filename   = g_hash_table_new_full (nm_str_hash, \
+		                                            g_str_equal, \
+		                                            NULL, \
+		                                            (GDestroyNotify) storage_destroy_fcn), \
+		.idx_by_uuid       = g_hash_table_new_full (nm_pstr_hash, \
+		                                            nm_pstr_equal, \
+		                                            NULL, \
+		                                            (GDestroyNotify) nm_sett_util_storage_by_uuid_head_destroy), \
+	}
+
+void nm_sett_util_storages_clear (NMSettUtilStorages *storages);
+
+#define nm_auto_clear_sett_util_storages nm_auto(nm_sett_util_storages_clear)
+
+void nm_sett_util_storages_add_take (NMSettUtilStorages *storages,
+                                     gpointer storage_take_p);
+
+gpointer nm_sett_util_storages_steal (NMSettUtilStorages *storages,
+                                      gpointer storage_p);
+
+/*****************************************************************************/
+
+static inline gpointer /* NMSettingsStorage * */
+nm_sett_util_storages_lookup_by_filename (NMSettUtilStorages *storages,
+                                          const char *filename)
+{
+	nm_assert (filename);
+
+	return g_hash_table_lookup (storages->idx_by_filename, filename);
+}
+
+static inline NMSettUtilStorageByUuidHead *
+nm_sett_util_storages_lookup_by_uuid (NMSettUtilStorages *storages,
+                                      const char *uuid)
+{
+	nm_assert (uuid);
+
+	return g_hash_table_lookup (storages->idx_by_uuid, &uuid);
+}
+
+/*****************************************************************************/
+
+typedef struct {
+	GHashTable *idx_by_filename;
+	const char *allowed_filename;
+} NMSettUtilAllowFilenameData;
+
+#define NM_SETT_UTIL_ALLOW_FILENAME_DATA(_storages, _allowed_filename) \
+    (&((NMSettUtilAllowFilenameData) { \
+       .idx_by_filename  = (_storages)->idx_by_filename, \
+       .allowed_filename = (_allowed_filename), \
+    }))
+
+gboolean nm_sett_util_allow_filename_cb (const char *filename,
+                                         gpointer user_data);
+
+#endif /* __NM_SETTINGS_UTILS_H__ */