1 #ifndef _UAPI_LINUX_ERRQUEUE_H
2 #define _UAPI_LINUX_ERRQUEUE_H
4 #include <linux/types.h>
6 struct sock_extended_err {
16 #define SO_EE_ORIGIN_NONE 0
17 #define SO_EE_ORIGIN_LOCAL 1
18 #define SO_EE_ORIGIN_ICMP 2
19 #define SO_EE_ORIGIN_ICMP6 3
20 #define SO_EE_ORIGIN_TXSTATUS 4
21 #define SO_EE_ORIGIN_ZEROCOPY 5
22 #define SO_EE_ORIGIN_TIMESTAMPING SO_EE_ORIGIN_TXSTATUS
24 #define SO_EE_OFFENDER(ee) ((struct sockaddr*)((ee)+1))
26 #define SO_EE_CODE_ZEROCOPY_COPIED 1
29 * struct scm_timestamping - timestamps exposed through cmsg
31 * The timestamping interfaces SO_TIMESTAMPING, MSG_TSTAMP_*
32 * communicate network timestamps by passing this struct in a cmsg with
33 * recvmsg(). See Documentation/networking/timestamping.txt for details.
35 struct scm_timestamping {
36 struct timespec ts[3];
39 /* The type of scm_timestamping, passed in sock_extended_err ee_info.
40 * This defines the type of ts[0]. For SCM_TSTAMP_SND only, if ts[0]
41 * is zero, then this is a hardware timestamp and recorded in ts[2].
44 SCM_TSTAMP_SND, /* driver passed skb to NIC, or HW */
45 SCM_TSTAMP_SCHED, /* data entered the packet scheduler */
46 SCM_TSTAMP_ACK, /* data acknowledged by peer */
49 #endif /* _UAPI_LINUX_ERRQUEUE_H */