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- #ifndef _LINUX_ERRQUEUE_H
- #define _LINUX_ERRQUEUE_H
- #include <linux/types.h>
- struct sock_extended_err {
- __u32 ee_errno;
- __u8 ee_origin;
- __u8 ee_type;
- __u8 ee_code;
- __u8 ee_pad;
- __u32 ee_info;
- __u32 ee_data;
- };
- #define SO_EE_ORIGIN_NONE 0
- #define SO_EE_ORIGIN_LOCAL 1
- #define SO_EE_ORIGIN_ICMP 2
- #define SO_EE_ORIGIN_ICMP6 3
- #define SO_EE_ORIGIN_TXSTATUS 4
- #define SO_EE_ORIGIN_TIMESTAMPING SO_EE_ORIGIN_TXSTATUS
- #define SO_EE_OFFENDER(ee) ((struct sockaddr*)((ee)+1))
- /**
- * struct scm_timestamping - timestamps exposed through cmsg
- *
- * The timestamping interfaces SO_TIMESTAMPING, MSG_TSTAMP_*
- * communicate network timestamps by passing this struct in a cmsg with
- * recvmsg(). See Documentation/networking/timestamping.txt for details.
- */
- struct scm_timestamping {
- struct timespec ts[3];
- };
- /* The type of scm_timestamping, passed in sock_extended_err ee_info.
- * This defines the type of ts[0]. For SCM_TSTAMP_SND only, if ts[0]
- * is zero, then this is a hardware timestamp and recorded in ts[2].
- */
- enum {
- SCM_TSTAMP_SND, /* driver passed skb to NIC, or HW */
- SCM_TSTAMP_SCHED, /* data entered the packet scheduler */
- SCM_TSTAMP_ACK, /* data acknowledged by peer */
- };
- #endif /* _LINUX_ERRQUEUE_H */
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