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607ca46e DH |
1 | #ifndef _UAPI_LINUX_ERRQUEUE_H |
2 | #define _UAPI_LINUX_ERRQUEUE_H | |
3 | ||
4 | #include <linux/types.h> | |
5 | ||
6 | struct sock_extended_err { | |
7 | __u32 ee_errno; | |
8 | __u8 ee_origin; | |
9 | __u8 ee_type; | |
10 | __u8 ee_code; | |
11 | __u8 ee_pad; | |
12 | __u32 ee_info; | |
13 | __u32 ee_data; | |
14 | }; | |
15 | ||
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_TIMESTAMPING SO_EE_ORIGIN_TXSTATUS | |
22 | ||
23 | #define SO_EE_OFFENDER(ee) ((struct sockaddr*)((ee)+1)) | |
24 | ||
f24b9be5 WB |
25 | /** |
26 | * struct scm_timestamping - timestamps exposed through cmsg | |
27 | * | |
28 | * The timestamping interfaces SO_TIMESTAMPING, MSG_TSTAMP_* | |
29 | * communicate network timestamps by passing this struct in a cmsg with | |
30 | * recvmsg(). See Documentation/networking/timestamping.txt for details. | |
31 | */ | |
32 | struct scm_timestamping { | |
33 | struct timespec ts[3]; | |
34 | }; | |
35 | ||
36 | /* The type of scm_timestamping, passed in sock_extended_err ee_info. | |
37 | * This defines the type of ts[0]. For SCM_TSTAMP_SND only, if ts[0] | |
38 | * is zero, then this is a hardware timestamp and recorded in ts[2]. | |
39 | */ | |
40 | enum { | |
41 | SCM_TSTAMP_SND, /* driver passed skb to NIC, or HW */ | |
e7fd2885 | 42 | SCM_TSTAMP_SCHED, /* data entered the packet scheduler */ |
e1c8a607 | 43 | SCM_TSTAMP_ACK, /* data acknowledged by peer */ |
f24b9be5 | 44 | }; |
607ca46e DH |
45 | |
46 | #endif /* _UAPI_LINUX_ERRQUEUE_H */ |