include/uapi/linux/kcm.h

   1 /*
   2  * Kernel Connection Multiplexor
   3  *
   4  * Copyright (c) 2016 Tom Herbert <tom@herbertland.com>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2
   8  * as published by the Free Software Foundation.
   9  *
  10  * User API to clone KCM sockets and attach transport socket to a KCM
  11  * multiplexor.
  12  */
  13
  14 #ifndef KCM_KERNEL_H
  15 #define KCM_KERNEL_H
  16
  17 struct kcm_attach {
  18         int fd;
  19         int bpf_fd;
  20 };
  21
  22 struct kcm_unattach {
  23         int fd;
  24 };
  25
  26 struct kcm_clone {
  27         int fd;
  28 };
  29
  30 #define SIOCKCMATTACH   (SIOCPROTOPRIVATE + 0)
  31 #define SIOCKCMUNATTACH (SIOCPROTOPRIVATE + 1)
  32 #define SIOCKCMCLONE    (SIOCPROTOPRIVATE + 2)
  33
  34 #define KCMPROTO_CONNECTED      0
  35
  36 /* Socket options */
  37 #define KCM_RECV_DISABLE        1
  38
  39 #endif
  40