16f52b16cSGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2607ca46eSDavid Howells #ifndef _UAPI_LINUX_ERRQUEUE_H 3607ca46eSDavid Howells #define _UAPI_LINUX_ERRQUEUE_H 4607ca46eSDavid Howells 5607ca46eSDavid Howells #include <linux/types.h> 6460a2db0SDeepa Dinamani #include <linux/time_types.h> 7607ca46eSDavid Howells 8607ca46eSDavid Howells struct sock_extended_err { 9607ca46eSDavid Howells __u32 ee_errno; 10607ca46eSDavid Howells __u8 ee_origin; 11607ca46eSDavid Howells __u8 ee_type; 12607ca46eSDavid Howells __u8 ee_code; 13607ca46eSDavid Howells __u8 ee_pad; 14607ca46eSDavid Howells __u32 ee_info; 15607ca46eSDavid Howells __u32 ee_data; 16607ca46eSDavid Howells }; 17607ca46eSDavid Howells 18607ca46eSDavid Howells #define SO_EE_ORIGIN_NONE 0 19607ca46eSDavid Howells #define SO_EE_ORIGIN_LOCAL 1 20607ca46eSDavid Howells #define SO_EE_ORIGIN_ICMP 2 21607ca46eSDavid Howells #define SO_EE_ORIGIN_ICMP6 3 22607ca46eSDavid Howells #define SO_EE_ORIGIN_TXSTATUS 4 2352267790SWillem de Bruijn #define SO_EE_ORIGIN_ZEROCOPY 5 244b15c707SJesus Sanchez-Palencia #define SO_EE_ORIGIN_TXTIME 6 25607ca46eSDavid Howells #define SO_EE_ORIGIN_TIMESTAMPING SO_EE_ORIGIN_TXSTATUS 26607ca46eSDavid Howells 27607ca46eSDavid Howells #define SO_EE_OFFENDER(ee) ((struct sockaddr*)((ee)+1)) 28607ca46eSDavid Howells 2952267790SWillem de Bruijn #define SO_EE_CODE_ZEROCOPY_COPIED 1 3052267790SWillem de Bruijn 314b15c707SJesus Sanchez-Palencia #define SO_EE_CODE_TXTIME_INVALID_PARAM 1 324b15c707SJesus Sanchez-Palencia #define SO_EE_CODE_TXTIME_MISSED 2 334b15c707SJesus Sanchez-Palencia 34f24b9be5SWillem de Bruijn /** 35f24b9be5SWillem de Bruijn * struct scm_timestamping - timestamps exposed through cmsg 36f24b9be5SWillem de Bruijn * 37f24b9be5SWillem de Bruijn * The timestamping interfaces SO_TIMESTAMPING, MSG_TSTAMP_* 38f24b9be5SWillem de Bruijn * communicate network timestamps by passing this struct in a cmsg with 39*06bfa47eSMauro Carvalho Chehab * recvmsg(). See Documentation/networking/timestamping.rst for details. 400309f98fSArnd Bergmann * User space sees a timespec definition that matches either 410309f98fSArnd Bergmann * __kernel_timespec or __kernel_old_timespec, in the kernel we 420309f98fSArnd Bergmann * require two structure definitions to provide both. 43f24b9be5SWillem de Bruijn */ 44f24b9be5SWillem de Bruijn struct scm_timestamping { 450309f98fSArnd Bergmann #ifdef __KERNEL__ 460309f98fSArnd Bergmann struct __kernel_old_timespec ts[3]; 470309f98fSArnd Bergmann #else 48f24b9be5SWillem de Bruijn struct timespec ts[3]; 490309f98fSArnd Bergmann #endif 50f24b9be5SWillem de Bruijn }; 51f24b9be5SWillem de Bruijn 529718475eSDeepa Dinamani struct scm_timestamping64 { 539718475eSDeepa Dinamani struct __kernel_timespec ts[3]; 549718475eSDeepa Dinamani }; 559718475eSDeepa Dinamani 56f24b9be5SWillem de Bruijn /* The type of scm_timestamping, passed in sock_extended_err ee_info. 57f24b9be5SWillem de Bruijn * This defines the type of ts[0]. For SCM_TSTAMP_SND only, if ts[0] 58f24b9be5SWillem de Bruijn * is zero, then this is a hardware timestamp and recorded in ts[2]. 59f24b9be5SWillem de Bruijn */ 60f24b9be5SWillem de Bruijn enum { 61f24b9be5SWillem de Bruijn SCM_TSTAMP_SND, /* driver passed skb to NIC, or HW */ 62e7fd2885SWillem de Bruijn SCM_TSTAMP_SCHED, /* data entered the packet scheduler */ 63e1c8a607SWillem de Bruijn SCM_TSTAMP_ACK, /* data acknowledged by peer */ 64f24b9be5SWillem de Bruijn }; 65607ca46eSDavid Howells 66607ca46eSDavid Howells #endif /* _UAPI_LINUX_ERRQUEUE_H */ 67