ae40eb1ef3
Now network timestamps use ktime_t infrastructure, we can add a new ioctl() SIOCGSTAMPNS command to get timestamps in 'struct timespec'. User programs can thus access to nanosecond resolution. Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> CC: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: David S. Miller <davem@davemloft.net>
44 lines
1.4 KiB
C
44 lines
1.4 KiB
C
#ifndef NET_COMPAT_H
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#define NET_COMPAT_H
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struct sock;
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#if defined(CONFIG_COMPAT)
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#include <linux/compat.h>
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struct compat_msghdr {
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compat_uptr_t msg_name; /* void * */
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compat_int_t msg_namelen;
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compat_uptr_t msg_iov; /* struct compat_iovec * */
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compat_size_t msg_iovlen;
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compat_uptr_t msg_control; /* void * */
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compat_size_t msg_controllen;
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compat_uint_t msg_flags;
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};
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struct compat_cmsghdr {
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compat_size_t cmsg_len;
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compat_int_t cmsg_level;
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compat_int_t cmsg_type;
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};
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extern int compat_sock_get_timestamp(struct sock *, struct timeval __user *);
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extern int compat_sock_get_timestampns(struct sock *, struct timespec __user *);
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#else /* defined(CONFIG_COMPAT) */
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#define compat_msghdr msghdr /* to avoid compiler warnings */
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#endif /* defined(CONFIG_COMPAT) */
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extern int get_compat_msghdr(struct msghdr *, struct compat_msghdr __user *);
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extern int verify_compat_iovec(struct msghdr *, struct iovec *, char *, int);
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extern asmlinkage long compat_sys_sendmsg(int,struct compat_msghdr __user *,unsigned);
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extern asmlinkage long compat_sys_recvmsg(int,struct compat_msghdr __user *,unsigned);
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extern asmlinkage long compat_sys_getsockopt(int, int, int, char __user *, int __user *);
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extern int put_cmsg_compat(struct msghdr*, int, int, int, void *);
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extern int cmsghdr_from_user_compat_to_kern(struct msghdr *, struct sock *, unsigned char *, int);
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#endif /* NET_COMPAT_H */
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