Return to af.c CVS log

Up to [CSRG BSD Unix] / 43BSD / sys / net

Annotation of 43BSD/sys/net/af.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1983, 1986 Regents of the University of California.
                      3:  * All rights reserved.  The Berkeley software License Agreement
                      4:  * specifies the terms and conditions for redistribution.
                      5:  *
                      6:  *     @(#)af.c        7.1 (Berkeley) 6/4/86
                      7:  */
                      8: 
                      9: #include "param.h"
                     10: #include "mbuf.h"
                     11: #include "protosw.h"
                     12: #include "socket.h"
                     13: #include "socketvar.h"
                     14: #include "af.h"
                     15: 
                     16: /*
                     17:  * Address family support routines
                     18:  */
                     19: int    null_hash(), null_netmatch();
                     20: #define        AFNULL \
                     21:        { null_hash,    null_netmatch }
                     22: 
                     23: #ifdef INET
                     24: extern int inet_hash(), inet_netmatch();
                     25: #define        AFINET \
                     26:        { inet_hash,    inet_netmatch }
                     27: #else
                     28: #define        AFINET  AFNULL
                     29: #endif
                     30: 
                     31: #ifdef NS
                     32: extern int ns_hash(), ns_netmatch();
                     33: #define        AFNS \
                     34:        { ns_hash,      ns_netmatch }
                     35: #else
                     36: #define        AFNS    AFNULL
                     37: #endif
                     38: 
                     39: struct afswitch afswitch[AF_MAX] = {
                     40:        AFNULL, AFNULL, AFINET, AFINET, AFNULL,
                     41:        AFNULL, AFNS,   AFNULL, AFNULL, AFNULL,
                     42:        AFNULL, AFNULL, AFNULL, AFNULL, AFNULL,
                     43:        AFNULL, AFNULL,                                 /* through 16 */
                     44: };
                     45: 
                     46: null_init()
                     47: {
                     48:        register struct afswitch *af;
                     49: 
                     50:        for (af = afswitch; af < &afswitch[AF_MAX]; af++)
                     51:                if (af->af_hash == (int (*)())NULL) {
                     52:                        af->af_hash = null_hash;
                     53:                        af->af_hash = null_hash;
                     54:                }
                     55: }
                     56: 
                     57: /*ARGSUSED*/
                     58: null_hash(addr, hp)
                     59:        struct sockaddr *addr;
                     60:        struct afhash *hp;
                     61: {
                     62: 
                     63:        hp->afh_nethash = hp->afh_hosthash = 0;
                     64: }
                     65: 
                     66: /*ARGSUSED*/
                     67: null_netmatch(a1, a2)
                     68:        struct sockaddr *a1, *a2;
                     69: {
                     70: 
                     71:        return (0);
                     72: }

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.