projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| b454c3ea | 1 | /* raw_usrreq.c 4.3 81/12/03 */ |
| 8df9431e BJ |
2 | |
| 3 | #include "../h/param.h" | |
| 4 | #include "../h/mbuf.h" | |
| 5 | #include "../h/socket.h" | |
| 6 | #include "../h/socketvar.h" | |
| 7 | #include "../h/mtpr.h" | |
| 8 | #include "../net/in.h" | |
| 9 | #include "../net/in_systm.h" | |
| 10 | #include "../net/if.h" | |
| 11 | ||
| 12 | /* | |
| 13 | * Raw protocol interface. | |
| 14 | */ | |
| 15 | raw_input(m, pf, af) | |
| 16 | struct mbuf *m; | |
| 17 | struct sockproto pf; | |
| 18 | struct sockaddr af; | |
| 19 | { | |
| 20 | struct mbuf *mh; | |
| 8df9431e BJ |
21 | int s; |
| 22 | ||
| 23 | mh = m_get(0); | |
| 24 | if (mh == 0) | |
| 25 | goto drop; | |
| 26 | mh->m_next = m; | |
| 27 | mh->m_off = MMINOFF + sizeof (struct sockproto); | |
| 28 | *mtod(m, struct sockaddr *) = af; | |
| 29 | mh->m_off = MMINOFF; | |
| 30 | *mtod(m, struct sockproto *) = pf; | |
| 31 | mh->m_len = sizeof (struct sockproto) + sizeof (struct sockaddr); | |
| 32 | s = splimp(); | |
| 33 | IF_ENQUEUE(&rawintrq, mh); | |
| 34 | splx(s); | |
| 35 | setrawintr(); | |
| 36 | return; | |
| 37 | drop: | |
| 38 | m_freem(m); | |
| 39 | } | |
| 40 | ||
| 41 | rawintr() | |
| 42 | { | |
| 43 | int s; | |
| 44 | struct mbuf *m; | |
| 45 | ||
| 46 | COUNT(RAWINTR); | |
| 47 | next: | |
| 48 | s = splimp(); | |
| 8df9431e BJ |
49 | IF_DEQUEUE(&rawintrq, m); |
| 50 | splx(s); | |
| 51 | if (m == 0) | |
| 52 | return; | |
| 53 | /* ... */ | |
| 54 | goto drop; | |
| 55 | drop: | |
| 56 | m_freem(m); | |
| 57 | goto next; | |
| 58 | } | |
| 59 | ||
| 60 | /*ARGSUSED*/ | |
| 61 | raw_usrreq(so, req, m, addr) | |
| 62 | struct socket *so; | |
| 63 | int req; | |
| 64 | struct mbuf *m; | |
| 65 | caddr_t addr; | |
| 66 | { | |
| 67 | ||
| 68 | COUNT(RAW_USRREQ); | |
| 69 | ||
| 70 | } |