1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef _UAPI_LINUX_ERRQUEUE_H
3 #define _UAPI_LINUX_ERRQUEUE_H
5 #include <linux/types.h>
7 struct sock_extended_err {
17 #define SO_EE_ORIGIN_NONE 0
18 #define SO_EE_ORIGIN_LOCAL 1
19 #define SO_EE_ORIGIN_ICMP 2
20 #define SO_EE_ORIGIN_ICMP6 3
21 #define SO_EE_ORIGIN_TXSTATUS 4
22 #define SO_EE_ORIGIN_ZEROCOPY 5
23 #define SO_EE_ORIGIN_TXTIME 6
24 #define SO_EE_ORIGIN_TIMESTAMPING SO_EE_ORIGIN_TXSTATUS
26 #define SO_EE_OFFENDER(ee) ((struct sockaddr*)((ee)+1))
28 #define SO_EE_CODE_ZEROCOPY_COPIED 1
30 #define SO_EE_CODE_TXTIME_INVALID_PARAM 1
31 #define SO_EE_CODE_TXTIME_MISSED 2
34 * struct scm_timestamping - timestamps exposed through cmsg
36 * The timestamping interfaces SO_TIMESTAMPING, MSG_TSTAMP_*
37 * communicate network timestamps by passing this struct in a cmsg with
38 * recvmsg(). See Documentation/networking/timestamping.txt for details.
40 struct scm_timestamping {
41 struct timespec ts[3];
44 /* The type of scm_timestamping, passed in sock_extended_err ee_info.
45 * This defines the type of ts[0]. For SCM_TSTAMP_SND only, if ts[0]
46 * is zero, then this is a hardware timestamp and recorded in ts[2].
49 SCM_TSTAMP_SND, /* driver passed skb to NIC, or HW */
50 SCM_TSTAMP_SCHED, /* data entered the packet scheduler */
51 SCM_TSTAMP_ACK, /* data acknowledged by peer */
54 #endif /* _UAPI_LINUX_ERRQUEUE_H */