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Posted to commits@nuttx.apache.org by xi...@apache.org on 2023/05/04 11:38:35 UTC
[nuttx] branch master updated: if_ether: add ether_arp definition
This is an automated email from the ASF dual-hosted git repository.
xiaoxiang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/nuttx.git
The following commit(s) were added to refs/heads/master by this push:
new f6fdf888a9 if_ether: add ether_arp definition
f6fdf888a9 is described below
commit f6fdf888a97ca9633597ba6c668e9b12ce7ba2b6
Author: zhanghongyu <zh...@xiaomi.com>
AuthorDate: Thu Apr 13 23:39:23 2023 +0800
if_ether: add ether_arp definition
adapts to third-party code compilation. in the process of porting ConnMan,
we encounter some situations where the structure is not defined, or the
returned data types do not match the expectations. Refer to the common
implementation of other systems and add relevant definitions.
Signed-off-by: zhanghongyu <zh...@xiaomi.com>
---
include/netinet/if_ether.h | 64 ++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 64 insertions(+)
diff --git a/include/netinet/if_ether.h b/include/netinet/if_ether.h
new file mode 100644
index 0000000000..b9c58eb7e2
--- /dev/null
+++ b/include/netinet/if_ether.h
@@ -0,0 +1,64 @@
+/****************************************************************************
+ * include/netinet/if_ether.h
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership. The
+ * ASF licenses this file to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the
+ * License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ ****************************************************************************/
+
+#ifndef _INCLUDE_NETINET_IF_ETHER_H
+#define _INCLUDE_NETINET_IF_ETHER_H
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <stdint.h>
+#include <net/if_arp.h>
+#include <net/ethernet.h>
+
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+
+#define ETH_ALEN 6 /* Octets in one ethernet addr */
+
+#define ETH_P_IP ETHERTYPE_IP
+#define ETH_P_ARP ETHERTYPE_ARP
+
+/**
+ * Ethernet Address Resolution Protocol.
+ *
+ * See RFC 826 for protocol description. Structure below is adapted
+ * to resolving internet addresses. Field names used correspond to
+ * RFC 826.
+ */
+
+struct ether_arp
+{
+ struct arphdr ea_hdr; /* fixed-size header */
+ uint8_t arp_sha[ETH_ALEN]; /* sender hardware address */
+ uint8_t arp_spa[4]; /* sender protocol address */
+ uint8_t arp_tha[ETH_ALEN]; /* target hardware address */
+ uint8_t arp_tpa[4]; /* target protocol address */
+};
+
+#define arp_hrd ea_hdr.ar_hrd
+#define arp_pro ea_hdr.ar_pro
+#define arp_hln ea_hdr.ar_hln
+#define arp_pln ea_hdr.ar_pln
+#define arp_op ea_hdr.ar_op
+
+#endif /* _INCLUDE_NETINET_IF_ETHER_H */