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Diffstat (limited to 'include/uapi/linux/icmp.h')
-rw-r--r--include/uapi/linux/icmp.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/include/uapi/linux/icmp.h b/include/uapi/linux/icmp.h
index fb169a50895e..c1da8244c5e1 100644
--- a/include/uapi/linux/icmp.h
+++ b/include/uapi/linux/icmp.h
@@ -20,6 +20,9 @@
#include <linux/types.h>
#include <asm/byteorder.h>
+#include <linux/in.h>
+#include <linux/if.h>
+#include <linux/in6.h>
#define ICMP_ECHOREPLY 0 /* Echo Reply */
#define ICMP_DEST_UNREACH 3 /* Destination Unreachable */
@@ -66,6 +69,23 @@
#define ICMP_EXC_TTL 0 /* TTL count exceeded */
#define ICMP_EXC_FRAGTIME 1 /* Fragment Reass time exceeded */
+/* Codes for EXT_ECHO (PROBE) */
+#define ICMP_EXT_ECHO 42
+#define ICMP_EXT_ECHOREPLY 43
+#define ICMP_EXT_CODE_MAL_QUERY 1 /* Malformed Query */
+#define ICMP_EXT_CODE_NO_IF 2 /* No such Interface */
+#define ICMP_EXT_CODE_NO_TABLE_ENT 3 /* No such Table Entry */
+#define ICMP_EXT_CODE_MULT_IFS 4 /* Multiple Interfaces Satisfy Query */
+
+/* Constants for EXT_ECHO (PROBE) */
+#define ICMP_EXT_ECHOREPLY_ACTIVE (1 << 2)/* active bit in reply message */
+#define ICMP_EXT_ECHOREPLY_IPV4 (1 << 1)/* ipv4 bit in reply message */
+#define ICMP_EXT_ECHOREPLY_IPV6 1 /* ipv6 bit in reply message */
+#define ICMP_EXT_ECHO_CTYPE_NAME 1
+#define ICMP_EXT_ECHO_CTYPE_INDEX 2
+#define ICMP_EXT_ECHO_CTYPE_ADDR 3
+#define ICMP_AFI_IP 1 /* Address Family Identifier for ipv4 */
+#define ICMP_AFI_IP6 2 /* Address Family Identifier for ipv6 */
struct icmphdr {
__u8 type;
@@ -118,4 +138,26 @@ struct icmp_extobj_hdr {
__u8 class_type;
};
+/* RFC 8335: 2.1 Header for c-type 3 payload */
+struct icmp_ext_echo_ctype3_hdr {
+ __be16 afi;
+ __u8 addrlen;
+ __u8 reserved;
+};
+
+/* RFC 8335: 2.1 Interface Identification Object */
+struct icmp_ext_echo_iio {
+ struct icmp_extobj_hdr extobj_hdr;
+ union {
+ char name[IFNAMSIZ];
+ __be32 ifindex;
+ struct {
+ struct icmp_ext_echo_ctype3_hdr ctype3_hdr;
+ union {
+ struct in_addr ipv4_addr;
+ struct in6_addr ipv6_addr;
+ } ip_addr;
+ } addr;
+ } ident;
+};
#endif /* _UAPI_LINUX_ICMP_H */