Merge pull request #11827 from keszybz/pkgconfig-variables

[thirdparty/systemd.git] / src / basic / arphrd-list.c

diff --git a/src/basic/arphrd-list.c b/src/basic/arphrd-list.c
index 03d8ad740309e1b8beb79cb4ea39eaf5978c68e3..b6e2486b67b393f6c65edb39c8552784a94931f5 100644 (file)
--- a/src/basic/arphrd-list.c
+++ b/src/basic/arphrd-list.c
@@ -1,31 +1,14 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
-  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/>.
-***/
+/* SPDX-License-Identifier: LGPL-2.1+ */
 
+#include <errno.h>
 #include <net/if_arp.h>
 #include <string.h>
 
 #include "arphrd-list.h"
-#include "util.h"
+#include "macro.h"
+#include "missing_network.h"
 
-static const struct arphrd_name* lookup_arphrd(register const char *str, register unsigned int len);
+static const struct arphrd_name* lookup_arphrd(register const char *str, register GPERF_LEN_TYPE len);
 
 #include "arphrd-from-name.h"
 #include "arphrd-to-name.h"
@@ -35,7 +18,7 @@ const char *arphrd_to_name(int id) {
         if (id <= 0)
                 return NULL;
 
-        if (id >= (int) ELEMENTSOF(arphrd_names))
+        if ((size_t) id >= ELEMENTSOF(arphrd_names))
                 return NULL;
 
         return arphrd_names[id];
@@ -48,7 +31,7 @@ int arphrd_from_name(const char *name) {
 
         sc = lookup_arphrd(name, strlen(name));
         if (!sc)
-                return 0;
+                return -EINVAL;
 
         return sc->id;
 }