aboutsummaryrefslogtreecommitdiff
path: root/sys/compat/linuxkpi/common/include/linux/etherdevice.h
diff options
context:
space:
mode:
Diffstat (limited to 'sys/compat/linuxkpi/common/include/linux/etherdevice.h')
-rw-r--r--sys/compat/linuxkpi/common/include/linux/etherdevice.h62
1 files changed, 62 insertions, 0 deletions
diff --git a/sys/compat/linuxkpi/common/include/linux/etherdevice.h b/sys/compat/linuxkpi/common/include/linux/etherdevice.h
new file mode 100644
index 000000000000..12ea345d2f8f
--- /dev/null
+++ b/sys/compat/linuxkpi/common/include/linux/etherdevice.h
@@ -0,0 +1,62 @@
+/*-
+ * Copyright (c) 2015 Mellanox Technologies, Ltd. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice unmodified, this list of conditions, and the following
+ * disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+#ifndef _LINUX_ETHERDEVICE
+#define _LINUX_ETHERDEVICE
+
+#include <linux/types.h>
+
+static inline bool
+is_zero_ether_addr(const u8 * addr)
+{
+ return ((addr[0] + addr[1] + addr[2] + addr[3] + addr[4] + addr[5]) == 0x00);
+}
+
+static inline bool
+is_multicast_ether_addr(const u8 * addr)
+{
+ return (0x01 & addr[0]);
+}
+
+static inline bool
+is_broadcast_ether_addr(const u8 * addr)
+{
+ return ((addr[0] + addr[1] + addr[2] + addr[3] + addr[4] + addr[5]) == (6 * 0xff));
+}
+
+static inline bool
+is_valid_ether_addr(const u8 * addr)
+{
+ return !is_multicast_ether_addr(addr) && !is_zero_ether_addr(addr);
+}
+
+static inline void
+ether_addr_copy(u8 * dst, const u8 * src)
+{
+ memcpy(dst, src, 6);
+}
+
+#endif /* _LINUX_ETHERDEVICE */