From: Michael Tremer <michael.tremer@ipfire.org>
Date: Mon, 30 Jan 2023 02:16:06 +0000 (+0000)
Subject: networkd: Add scaffolding for config objects
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6b666d6221c5797f78fa4942561c931609d8f656;p=network.git

networkd: Add scaffolding for config objects

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/Makefile.am b/Makefile.am
index 60a1bcde..50a6034a 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -306,6 +306,8 @@ sbin_PROGRAMS += \
 dist_networkd_SOURCES = \
 	src/networkd/bus.c \
 	src/networkd/bus.h \
+	src/networkd/config.c \
+	src/networkd/config.h \
 	src/networkd/daemon.c \
 	src/networkd/daemon.h \
 	src/networkd/logging.h \
diff --git a/src/networkd/config.c b/src/networkd/config.c
new file mode 100644
index 00000000..d18fb12b
--- /dev/null
+++ b/src/networkd/config.c
@@ -0,0 +1,58 @@
+/*#############################################################################
+#                                                                             #
+# IPFire.org - A linux based firewall                                         #
+# Copyright (C) 2023 IPFire Network Development Team                          #
+#                                                                             #
+# This program is free software: you can redistribute it and/or modify        #
+# it under the terms of the GNU General Public License as published by        #
+# the Free Software Foundation, either version 3 of the License, or           #
+# (at your option) any later version.                                         #
+#                                                                             #
+# This program 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 General Public License for more details.                                #
+#                                                                             #
+# You should have received a copy of the GNU General Public License           #
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
+#                                                                             #
+#############################################################################*/
+
+#include <stdlib.h>
+
+#include "config.h"
+
+struct nw_config {
+	int nrefs;
+};
+
+static void nw_config_free(struct nw_config* config) {
+	free(config);
+}
+
+int nw_config_create(struct nw_config** config) {
+	struct nw_config* c = calloc(1, sizeof(*c));
+	if (!c)
+		return 1;
+
+	// Initialize reference counter
+	c->nrefs = 1;
+
+	*config = c;
+
+	return 0;
+}
+
+struct nw_config* nw_config_ref(struct nw_config* config) {
+	config->nrefs++;
+
+	return config;
+}
+
+struct nw_config* nw_config_unref(struct nw_config* config) {
+	if (--config->nrefs > 0)
+		return config;
+
+	nw_config_free(config);
+	return NULL;
+}
diff --git a/src/networkd/config.h b/src/networkd/config.h
new file mode 100644
index 00000000..a8aed7f0
--- /dev/null
+++ b/src/networkd/config.h
@@ -0,0 +1,31 @@
+/*#############################################################################
+#                                                                             #
+# IPFire.org - A linux based firewall                                         #
+# Copyright (C) 2023 IPFire Network Development Team                          #
+#                                                                             #
+# This program is free software: you can redistribute it and/or modify        #
+# it under the terms of the GNU General Public License as published by        #
+# the Free Software Foundation, either version 3 of the License, or           #
+# (at your option) any later version.                                         #
+#                                                                             #
+# This program 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 General Public License for more details.                                #
+#                                                                             #
+# You should have received a copy of the GNU General Public License           #
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.       #
+#                                                                             #
+#############################################################################*/
+
+#ifndef NETWORKD_CONFIG_H
+#define NETWORKD_CONFIG_H
+
+struct nw_config;
+
+int nw_config_create(struct nw_config** config);
+
+struct nw_config* nw_config_ref(struct nw_config* config);
+struct nw_config* nw_config_unref(struct nw_config* config);
+
+#endif /* NETWORKD_CONFIG_H */