wip

1 files changed, 39 insertions, 0 deletions

diff --git a/src/libsystemd-basic/include/systemd-basic/ether-addr-util.h b/src/libsystemd-basic/include/systemd-basic/ether-addr-util.h
new file mode 100644
index 0000000000..74e125a95f
--- /dev/null
+++ b/src/libsystemd-basic/include/systemd-basic/ether-addr-util.h
@@ -0,0 +1,39 @@
+#pragma once
+
+/***
+  This file is part of systemd.
+
+  Copyright 2014 Tom Gundersen
+
+  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 <net/ethernet.h>
+#include <stdbool.h>
+
+#define ETHER_ADDR_FORMAT_STR "%02X%02X%02X%02X%02X%02X"
+#define ETHER_ADDR_FORMAT_VAL(x) (x).ether_addr_octet[0], (x).ether_addr_octet[1], (x).ether_addr_octet[2], (x).ether_addr_octet[3], (x).ether_addr_octet[4], (x).ether_addr_octet[5]
+
+#define ETHER_ADDR_TO_STRING_MAX (3*6)
+char* ether_addr_to_string(const struct ether_addr *addr, char buffer[ETHER_ADDR_TO_STRING_MAX]);
+
+bool ether_addr_equal(const struct ether_addr *a, const struct ether_addr *b);
+
+#define ETHER_ADDR_NULL ((const struct ether_addr){})
+
+static inline bool ether_addr_is_null(const struct ether_addr *addr) {
+        return ether_addr_equal(addr, &ETHER_ADDR_NULL);
+}
+
+int ether_addr_from_string(const char *s, struct ether_addr *ret, size_t *offset);