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itojun 2001-02-08 12:36:06 +00:00
parent 477f3d1140
commit 5e32defa9b
1 changed files with 38 additions and 9 deletions
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47
sys/net/net_osdep.h
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@ -1,5 +1,5 @@
/* $NetBSD: net_osdep.h,v 1.3 2000/08/19 08:15:53 itojun Exp $ */
/* $KAME: net_osdep.h,v 1.23 2000/08/19 00:58:11 itojun Exp $ */
/* $NetBSD: net_osdep.h,v 1.4 2001/02/08 12:36:06 itojun Exp $ */
/* $KAME: net_osdep.h,v 1.35 2001/02/06 01:33:03 itojun Exp $ */
/*
* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@ -36,16 +36,30 @@
/*
* OS dependencies:
*
* - ifa_ifwithaf()
* bsdi[34], netbsd, and openbsd define it in sys/net/if.c
* freebsd (all versions) does not have it.
*
* - struct rt_addrinfo
* all *BSDs except bsdi4 only have two members; rti_addrs and rti_info[].
* bsdi4 has additional members; rti_flags, rti_ifa, rti_ifp, and rti_rtm.
* bsdi4, netbsd 1.5R and beyond: rti_addrs, rti_info[], rti_flags, rti_ifa,
* rti_ifp, and rti_rtm.
* others: rti_addrs and rti_info[] only.
*
* - ifa->ifa_rtrequest
* bsdi4, netbsd 1.5R and beyond: rt_addrinfo *
* others: sockaddr * (note that sys/net/route.c:rtrequest() has an unsafe
* typecast code, from 4.3BSD-reno)
*
* - side effects of rtrequest[1](RTM_DELETE)
* BSDI[34]: delete all cloned routes underneath the route.
* FreeBSD[234]: delete all protocol-cloned routes underneath the route.
* note that cloned routes from an interface direct route
* still remain.
* NetBSD, OpenBSD: no side effects.
* NetBSD: official release versions (the latest is 1.5 as of Jan. 2001)
* have no side effects. KAME for NetBSD has the same effects
* as of BSDI.
* OpenBSD: no side effects.
*
* - privileged process
* NetBSD, FreeBSD 3
* struct proc *p;
@ -65,9 +79,9 @@
* OpenBSD, BSDI [34], FreeBSD 2
* do not need struct proc *
* - bpf:
* OpenBSD, NetBSD, BSDI [34]
* OpenBSD, NetBSD 1.5, BSDI [34]
* need caddr_t * (= if_bpf **) and struct ifnet *
* FreeBSD 2, FreeBSD 3
* FreeBSD 2, FreeBSD 3, NetBSD 1.6? (1.5N and later)
* need only struct ifnet * as argument
* - struct ifnet
* use queue.h? member names if name
@ -88,10 +102,12 @@
* FreeBSD 3
* non-mbuf manipulation using sooptcopy{in,out}()
* - timeout() and untimeout()
* NetBSD, OpenBSD, BSDI [34], FreeBSD 2
* NetBSD 1.4.x, OpenBSD, BSDI [34], FreeBSD 2
* timeout() is a void function
* FreeBSD 3
* timeout() is non-void, must keep returned value for untimeout()
* NetBSD 1.5
* timeout() is obsoleted, use callout_xx (sys/callout.h)
* - sysctl
* NetBSD, OpenBSD
* foo_sysctl()
@ -125,7 +141,8 @@
* - struct ifnet for loopback interface
* BSDI3: struct ifnet loif;
* BSDI4: struct ifnet *loifp;
* NetBSD, OpenBSD, FreeBSD2: struct ifnet loif[NLOOP];
* NetBSD, OpenBSD 2.8, FreeBSD2: struct ifnet loif[NLOOP];
* OpenBSD 2.9: struct ifnet *lo0ifp;
*
* odd thing is that many of them refers loif as ifnet *loif,
* not loif[NLOOP], from outside of if_loop.c.
@ -145,6 +162,9 @@
* FreeBSD4: struct ipprotosw in netinet/ipprotosw.h
* others: struct protosw in sys/protosw.h
*
* - protosw. NetBSD 1.5 has extra member for ipfilter. NetBSD 1.5 requires
* PR_LISTEN flag bit with protocols that permit listen/accept (like tcp).
*
* - header files with defopt (opt_xx.h)
* FreeBSD3: opt_{inet,ipsec,ip6fw,altq}.h
* FreeBSD4: opt_{inet,inet6,ipsec,ip6fw,altq}.h
@ -157,6 +177,15 @@
*
* - (m->m_flags & M_EXT) != 0 does *not* mean that the max data length of
* the mbuf == MCLBYTES.
*
* - ifa_refcnt (struct ifaddr) management (IFAREF/IFAFREE).
* NetBSD 1.5: always use IFAREF whenever reference gets added.
* always use IFAFREE whenever reference gets freed.
* IFAFREE frees ifaddr when ifa_refcnt reaches 0.
* others: do not increase refcnt for ifp->if_addrlist and in_ifaddr.
* use IFAFREE once when ifaddr is disconnected from
* ifp->if_addrlist and in_ifaddr. IFAFREE frees ifaddr when
* ifa_refcnt goes negative.
*/
#ifndef __NET_NET_OSDEP_H_DEFINED_