Merge pull request #11827 from keszybz/pkgconfig-variables

[thirdparty/systemd.git] / src / shared / sysctl-util.h

diff --git a/src/shared/sysctl-util.h b/src/shared/sysctl-util.h
index 2decb39f5835fbaa63d768366e8b1f8c0c1ac108..d50c6e438162119af38607745c4fe88ebe2554dd 100644 (file)
--- a/src/shared/sysctl-util.h
+++ b/src/shared/sysctl-util.h
@@ -1,25 +1,29 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
 #pragma once
 
-/***
-  This file is part of systemd.
+#include <stdbool.h>
+#include <stdint.h>
 
-  Copyright 2011 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 "macro.h"
+#include "stdio-util.h"
+#include "util.h"
 
 char *sysctl_normalize(char *s);
 int sysctl_read(const char *property, char **value);
 int sysctl_write(const char *property, const char *value);
 
+int sysctl_read_ip_property(int af, const char *ifname, const char *property, char **ret);
+int sysctl_write_ip_property(int af, const char *ifname, const char *property, const char *value);
+static inline int sysctl_write_ip_property_boolean(int af, const char *ifname, const char *property, bool value) {
+        return sysctl_write_ip_property(af, ifname, property, one_zero(value));
+}
+
+#define DEFINE_SYSCTL_WRITE_IP_PROPERTY(name, type, format)           \
+        static inline int sysctl_write_ip_property_##name(int af, const char *ifname, const char *property, type value) { \
+                char buf[DECIMAL_STR_MAX(type)];                        \
+                xsprintf(buf, format, value);                           \
+                return sysctl_write_ip_property(af, ifname, property, buf); \
+        }
+
+DEFINE_SYSCTL_WRITE_IP_PROPERTY(int, int, "%i");
+DEFINE_SYSCTL_WRITE_IP_PROPERTY(uint32, uint32_t, "%" PRIu32);