sys/net/netmsg2.h

   1 /*
   2  * Copyright (c) 2007 The DragonFly Project.  All rights reserved.
   3  *
   4  * This code is derived from software contributed to The DragonFly Project
   5  * by Matthew Dillon <dillon@backplane.com>
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  *
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in
  15  *    the documentation and/or other materials provided with the
  16  *    distribution.
  17  * 3. Neither the name of The DragonFly Project nor the names of its
  18  *    contributors may be used to endorse or promote products derived
  19  *    from this software without specific, prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  24  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
  25  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  26  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
  27  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  28  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  29  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  30  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  31  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32  * SUCH DAMAGE.
  33  *
  34  * $DragonFly: src/sys/net/netmsg2.h,v 1.2 2007/09/08 11:20:22 sephe Exp $
  35  */
  36
  37 #ifndef _NET_NETMSG2_H_
  38 #define _NET_NETMSG2_H_
  39
  40 #include <net/netmsg.h>
  41 #include <sys/msgport.h>
  42 #include <sys/msgport2.h>
  43
  44 /*
  45  * Extended lwkt_initmsg() for netmsg's, also initializing the
  46  * dispatch function
  47  */
  48 static __inline void
  49 netmsg_init(netmsg_t msg, lwkt_port_t rport, int flags, netisr_fn_t dispatch)
  50 {
  51     lwkt_initmsg(&msg->nm_lmsg, rport, flags);
  52     msg->nm_dispatch = dispatch;
  53 }
  54
  55 static __inline void
  56 netmsg_init_abortable(netmsg_t msg, lwkt_port_t rport, int flags,
  57                       netisr_fn_t dispatch, void (*abortfn)(lwkt_msg_t))
  58 {
  59     lwkt_initmsg_abortable(&msg->nm_lmsg, rport, flags, abortfn);
  60     msg->nm_dispatch = dispatch;
  61 }
  62
  63 #endif /* _NET_NETMSG2_H_ */