* Copyright (c) 1980, 1986 Regents of the University of California.
* Redistribution and use in source and binary forms are permitted
* provided that the above copyright notice and this paragraph are
* duplicated in all such forms and that any documentation,
* advertising materials, and other materials related to such
* distribution and use acknowledge that the software was developed
* by the University of California, Berkeley. The name of the
* University may not be used to endorse or promote products derived
* from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
* @(#)raw_cb.c 7.8 (Berkeley) %G%
#include "../netinet/in.h"
#include "../machine/mtpr.h"
* Routines to manage the raw protocol control blocks.
* hash lookups by protocol family/protocol + address family
* take care of unique address problems per AF?
* redo address binding to allow wildcards
u_long raw_sendspace
= RAWSNDQ
;
u_long raw_recvspace
= RAWRCVQ
;
* Allocate a control block and a nominal amount
* of buffer space for the socket.
register struct socket
*so
;
register struct rawcb
*rp
= sotorawcb(so
);
* It is assumed that raw_attach is called
* after space has been allocated for the
if (sbreserve(&so
->so_snd
, raw_sendspace
) == 0)
if (sbreserve(&so
->so_rcv
, raw_recvspace
) == 0)
rp
->rcb_proto
.sp_family
= so
->so_proto
->pr_domain
->dom_family
;
rp
->rcb_proto
.sp_protocol
= proto
;
* Detach the raw connection block and discard
register struct rawcb
*rp
;
struct socket
*so
= rp
->rcb_socket
;
m_freem(dtom(rp
->rcb_laddr
));
free((caddr_t
)(rp
), M_PCB
);
* Disconnect and possibly release resources.
m_freem(dtom(rp
->rcb_faddr
));
if (rp
->rcb_socket
->so_state
& SS_NOFDREF
)
register struct socket
*so
;
struct sockaddr
*addr
= mtod(nam
, struct sockaddr
*);
register struct rawcb
*rp
;
nam
= m_copym(nam
, 0, M_COPYALL
, M_WAITOK
);
rp
->rcb_laddr
= mtod(nam
, struct sockaddr
*);