Commit | Line | Data |
---|---|---|
cb1c44c2 | 1 | /* |
1810611d | 2 | * Copyright (c) 1980, 1986 Regents of the University of California. |
5b519e94 | 3 | * All rights reserved. |
cb1c44c2 | 4 | * |
dbf0c423 | 5 | * %sccs.include.redist.c% |
5b519e94 | 6 | * |
dbf0c423 | 7 | * @(#)raw_cb.c 7.11 (Berkeley) %G% |
cb1c44c2 | 8 | */ |
785d93ac | 9 | |
20666ad3 JB |
10 | #include "param.h" |
11 | #include "systm.h" | |
12 | #include "mbuf.h" | |
13 | #include "socket.h" | |
14 | #include "socketvar.h" | |
829f867e MK |
15 | #include "domain.h" |
16 | #include "protosw.h" | |
20666ad3 | 17 | #include "errno.h" |
f4d55810 | 18 | |
20666ad3 JB |
19 | #include "if.h" |
20 | #include "route.h" | |
21 | #include "raw_cb.h" | |
9e9695c7 | 22 | #include "../netinet/in.h" |
f4d55810 | 23 | |
0e6c0944 | 24 | #include "machine/mtpr.h" |
785d93ac BJ |
25 | |
26 | /* | |
27 | * Routines to manage the raw protocol control blocks. | |
28 | * | |
29 | * TODO: | |
30 | * hash lookups by protocol family/protocol + address family | |
ee787340 | 31 | * take care of unique address problems per AF? |
1e25d807 | 32 | * redo address binding to allow wildcards |
785d93ac BJ |
33 | */ |
34 | ||
73379934 MK |
35 | u_long raw_sendspace = RAWSNDQ; |
36 | u_long raw_recvspace = RAWRCVQ; | |
37 | ||
785d93ac BJ |
38 | /* |
39 | * Allocate a control block and a nominal amount | |
40 | * of buffer space for the socket. | |
41 | */ | |
829f867e | 42 | raw_attach(so, proto) |
785d93ac | 43 | register struct socket *so; |
829f867e | 44 | int proto; |
785d93ac | 45 | { |
b72a6efb | 46 | register struct rawcb *rp = sotorawcb(so); |
22d9d71b | 47 | int error; |
785d93ac | 48 | |
b72a6efb KS |
49 | /* |
50 | * It is assumed that raw_attach is called | |
51 | * after space has been allocated for the | |
52 | * rawcb. | |
53 | */ | |
54 | if (rp == 0) | |
785d93ac | 55 | return (ENOBUFS); |
22d9d71b MK |
56 | if (error = soreserve(so, raw_sendspace, raw_recvspace)) |
57 | return (error); | |
785d93ac | 58 | rp->rcb_socket = so; |
829f867e MK |
59 | rp->rcb_proto.sp_family = so->so_proto->pr_domain->dom_family; |
60 | rp->rcb_proto.sp_protocol = proto; | |
61 | insque(rp, &rawcb); | |
785d93ac | 62 | return (0); |
785d93ac BJ |
63 | } |
64 | ||
65 | /* | |
66 | * Detach the raw connection block and discard | |
67 | * socket resources. | |
68 | */ | |
69 | raw_detach(rp) | |
70 | register struct rawcb *rp; | |
71 | { | |
72 | struct socket *so = rp->rcb_socket; | |
73 | ||
785d93ac BJ |
74 | so->so_pcb = 0; |
75 | sofree(so); | |
76 | remque(rp); | |
b72a6efb KS |
77 | #ifdef notdef |
78 | if (rp->rcb_laddr) | |
79 | m_freem(dtom(rp->rcb_laddr)); | |
80 | rp->rcb_laddr = 0; | |
81 | #endif | |
82 | free((caddr_t)(rp), M_PCB); | |
785d93ac BJ |
83 | } |
84 | ||
85 | /* | |
86 | * Disconnect and possibly release resources. | |
87 | */ | |
88 | raw_disconnect(rp) | |
89 | struct rawcb *rp; | |
90 | { | |
4053be18 | 91 | |
b72a6efb KS |
92 | #ifdef notdef |
93 | if (rp->rcb_faddr) | |
94 | m_freem(dtom(rp->rcb_faddr)); | |
95 | rp->rcb_faddr = 0; | |
96 | #endif | |
f832270b | 97 | if (rp->rcb_socket->so_state & SS_NOFDREF) |
785d93ac BJ |
98 | raw_detach(rp); |
99 | } | |
100 | ||
b72a6efb | 101 | #ifdef notdef |
14fa60f2 BJ |
102 | raw_bind(so, nam) |
103 | register struct socket *so; | |
104 | struct mbuf *nam; | |
105 | { | |
106 | struct sockaddr *addr = mtod(nam, struct sockaddr *); | |
14fa60f2 BJ |
107 | register struct rawcb *rp; |
108 | ||
109 | if (ifnet == 0) | |
110 | return (EADDRNOTAVAIL); | |
af0b24db | 111 | rp = sotorawcb(so); |
b72a6efb KS |
112 | nam = m_copym(nam, 0, M_COPYALL, M_WAITOK); |
113 | rp->rcb_laddr = mtod(nam, struct sockaddr *); | |
14fa60f2 BJ |
114 | return (0); |
115 | } | |
b72a6efb | 116 | #endif |