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-rw-r--r--src/basic/arphrd-list.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/src/basic/arphrd-list.c b/src/basic/arphrd-list.c
new file mode 100644
index 0000000..b6e2486
--- /dev/null
+++ b/src/basic/arphrd-list.c
@@ -0,0 +1,41 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+
+#include <errno.h>
+#include <net/if_arp.h>
+#include <string.h>
+
+#include "arphrd-list.h"
+#include "macro.h"
+#include "missing_network.h"
+
+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"
+
+const char *arphrd_to_name(int id) {
+
+ if (id <= 0)
+ return NULL;
+
+ if ((size_t) id >= ELEMENTSOF(arphrd_names))
+ return NULL;
+
+ return arphrd_names[id];
+}
+
+int arphrd_from_name(const char *name) {
+ const struct arphrd_name *sc;
+
+ assert(name);
+
+ sc = lookup_arphrd(name, strlen(name));
+ if (!sc)
+ return -EINVAL;
+
+ return sc->id;
+}
+
+int arphrd_max(void) {
+ return ELEMENTSOF(arphrd_names);
+}