Add helper: odp_icmp.h

Signed-off-by: Weilong Chen <weilong.chen@linaro.org>

1 files changed, 97 insertions, 0 deletions

diff --git a/include/helper/odp_icmp.h b/include/helper/odp_icmp.h
new file mode 100644
index 000000000..bfa356da5
--- /dev/null
+++ b/include/helper/odp_icmp.h
@@ -0,0 +1,97 @@
+/* Copyright (c) 2014, Linaro Limited
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier:		 BSD-3-Clause
+ */
+
+
+/**
+ * @file
+ *
+ * ODP ICMP header
+ */
+
+#ifndef ODP_ICMP_H_
+#define ODP_ICMP_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <odp_align.h>
+#include <odp_debug.h>
+#include <odp_byteorder.h>
+
+/** ICMP header length */
+#define ODP_ICMPHDR_LEN 8
+
+/** ICMP header */
+typedef struct ODP_PACKED {
+	uint8_t type;		/** message type */
+	uint8_t code;		/** type sub-code */
+	uint16be_t chksum;
+	union {
+		struct {
+			uint16be_t id;
+			uint16be_t sequence;
+		} echo;			/** echo datagram */
+		uint32be_t gateway;	/** gateway address */
+		struct {
+			uint16be_t __unused;
+			uint16be_t mtu;
+		} frag;			/** path mtu discovery */
+	} un;
+} odp_icmphdr_t;
+
+#define ICMP_ECHOREPLY		0	/** Echo Reply			*/
+#define ICMP_DEST_UNREACH	3	/** Destination Unreachable	*/
+#define ICMP_SOURCE_QUENCH	4	/** Source Quench		*/
+#define ICMP_REDIRECT		5	/** Redirect (change route)	*/
+#define ICMP_ECHO		8	/** Echo Request		*/
+#define ICMP_TIME_EXCEEDED	11	/** Time Exceeded		*/
+#define ICMP_PARAMETERPROB	12	/** Parameter Problem		*/
+#define ICMP_TIMESTAMP		13	/** Timestamp Request		*/
+#define ICMP_TIMESTAMPREPLY	14	/** Timestamp Reply		*/
+#define ICMP_INFO_REQUEST	15	/** Information Request		*/
+#define ICMP_INFO_REPLY		16	/** Information Reply		*/
+#define ICMP_ADDRESS		17	/** Address Mask Request	*/
+#define ICMP_ADDRESSREPLY	18	/** Address Mask Reply		*/
+#define NR_ICMP_TYPES		18
+
+/** Codes for UNREACH. */
+#define ICMP_NET_UNREACH	0	/** Network Unreachable		*/
+#define ICMP_HOST_UNREACH	1	/** Host Unreachable		*/
+#define ICMP_PROT_UNREACH	2	/** Protocol Unreachable	*/
+#define ICMP_PORT_UNREACH	3	/** Port Unreachable		*/
+#define ICMP_FRAG_NEEDED	4	/** Fragmentation Needed/DF set	*/
+#define ICMP_SR_FAILED		5	/** Source Route failed		*/
+#define ICMP_NET_UNKNOWN	6
+#define ICMP_HOST_UNKNOWN	7
+#define ICMP_HOST_ISOLATED	8
+#define ICMP_NET_ANO		9
+#define ICMP_HOST_ANO		10
+#define ICMP_NET_UNR_TOS	11
+#define ICMP_HOST_UNR_TOS	12
+#define ICMP_PKT_FILTERED	13	/** Packet filtered	 */
+#define ICMP_PREC_VIOLATION	14	/** Precedence violation */
+#define ICMP_PREC_CUTOFF	15	/** Precedence cut off   */
+#define NR_ICMP_UNREACH		15	/** instead of hardcoding immediate value */
+
+/** Codes for REDIRECT. */
+#define ICMP_REDIR_NET		0	/** Redirect Net		*/
+#define ICMP_REDIR_HOST		1	/** Redirect Host		*/
+#define ICMP_REDIR_NETTOS	2	/** Redirect Net for TOS	*/
+#define ICMP_REDIR_HOSTTOS	3	/** Redirect Host for TOS	*/
+
+/** Codes for TIME_EXCEEDED. */
+#define ICMP_EXC_TTL		0	/** TTL count exceeded		*/
+#define ICMP_EXC_FRAGTIME	1	/** Fragment Reass time exceeded	*/
+
+/** @internal Compile time assert */
+ODP_ASSERT(sizeof(odp_icmphdr_t) == ODP_ICMPHDR_LEN, ODP_ICMPHDR_T__SIZE_ERROR);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif