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Annotation of 43BSDTahoe/ucb/netstat/host.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1983, 1988 Regents of the University of California.
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms are permitted
                      6:  * provided that the above copyright notice and this paragraph are
                      7:  * duplicated in all such forms and that any documentation,
                      8:  * advertising materials, and other materials related to such
                      9:  * distribution and use acknowledge that the software was developed
                     10:  * by the University of California, Berkeley.  The name of the
                     11:  * University may not be used to endorse or promote products derived
                     12:  * from this software without specific prior written permission.
                     13:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
                     14:  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
                     15:  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
                     16:  */
                     17: 
                     18: #ifndef lint
                     19: static char sccsid[] = "@(#)host.c     5.8 (Berkeley) 6/29/88";
                     20: #endif /* not lint */
                     21: 
                     22: #include <sys/types.h>
                     23: #include <sys/mbuf.h>
                     24: #include <sys/socket.h>
                     25: 
                     26: #include <net/if.h>
                     27: 
                     28: #include <netinet/in.h>
                     29: #include <netimp/if_imp.h>
                     30: #include <netimp/if_imphost.h>
                     31: 
                     32: extern int kmem;
                     33: extern         int nflag;
                     34: extern char *inetname();
                     35: 
                     36: /*
                     37:  * Print the host tables associated with the ARPANET IMP.
                     38:  * Symbolic addresses are shown unless the nflag is given.
                     39:  */
                     40: hostpr(impsoftcaddr, nimpaddr)
                     41:        off_t impsoftcaddr, nimpaddr;
                     42: {
                     43:        struct mbuf *hosts, mb;
                     44:        struct imp_softc imp_softc;
                     45:        register struct mbuf *m;
                     46:        register struct hmbuf *mh;
                     47:        register struct host *hp;
                     48:        char flagbuf[10], *flags;
                     49:        int i, nimp;
                     50: 
                     51:        if (impsoftcaddr == 0) {
                     52:                printf("imp_softc: symbol not in namelist\n");
                     53:                return;
                     54:        }
                     55:        if (nimpaddr == 0) {
                     56:                printf("nimp: symbol not in namelist\n");
                     57:                return;
                     58:        }
                     59:        klseek(kmem, nimpaddr, 0);
                     60:        read(kmem, (char *)&nimp, sizeof (nimp));
                     61:        klseek(kmem, impsoftcaddr, 0);
                     62:        for (i = 0; i < nimp; i++) {
                     63:            read(kmem, (char *)&imp_softc, sizeof (imp_softc));
                     64:            m = imp_softc.imp_hosts;
                     65:            printf("IMP%d Host Table\n", i);
                     66:            printf("%-5.5s %-6.6s %-8.8s %-4.4s %-9.9s %-4.4s %s\n", "Flags",
                     67:                "Host", "Imp", "Qcnt", "Q Address", "RFNM", "Timer");
                     68:            while (m) {
                     69:                klseek(kmem, (off_t)m, 0);
                     70:                read(kmem, (char *)&mb, sizeof (mb));
                     71:                m = &mb;
                     72:                mh = mtod(m, struct hmbuf *);
                     73:                if (mh->hm_count == 0) {
                     74:                        m = m->m_next;
                     75:                        continue;
                     76:                }
                     77:                for (hp = mh->hm_hosts; hp < mh->hm_hosts + HPMBUF; hp++) {
                     78:                        if ((hp->h_flags&HF_INUSE) == 0 && hp->h_timer == 0)
                     79:                                continue;
                     80:                        flags = flagbuf;
                     81:                        *flags++ = hp->h_flags&HF_INUSE ? 'A' : 'F';
                     82:                        if (hp->h_flags&HF_DEAD)
                     83:                                *flags++ = 'D';
                     84:                        if (hp->h_flags&HF_UNREACH)
                     85:                                *flags++ = 'U';
                     86:                        *flags = '\0';
                     87:                        printf("%-5.5s %-6d %-8d %-4d %-9x %-4d %d\n",
                     88:                                flagbuf,
                     89:                                hp->h_host,
                     90:                                ntohs(hp->h_imp),
                     91:                                hp->h_qcnt,
                     92:                                hp->h_q,
                     93:                                hp->h_rfnm,
                     94:                                hp->h_timer);
                     95:                }
                     96:                m = m->m_next;
                     97:            }
                     98:        }
                     99: }
                    100: 
                    101: impstats(impsoftcaddr, nimpaddr)
                    102:        off_t impsoftcaddr, nimpaddr;
                    103: {
                    104:        struct imp_softc imp_softc;
                    105:        int i, nimp;
                    106:        extern char *plural();
                    107: 
                    108:        if (impsoftcaddr == 0 || nimpaddr == 0)
                    109:                return;
                    110:        klseek(kmem, nimpaddr, 0);
                    111:        read(kmem, (char *)&nimp, sizeof (nimp));
                    112:        klseek(kmem, impsoftcaddr, 0);
                    113:        for (i = 0; i < nimp; i++) {
                    114:                read(kmem, (char *)&imp_softc, sizeof (imp_softc));
                    115:                printf("imp%d statistics:\n", i);
                    116: #define        p(f, m)         printf(m, imp_softc.f, plural(imp_softc.f))
                    117:                p(imp_if.if_ipackets, "\t%u input message%s\n");
                    118:                p(imp_if.if_opackets, "\t%u output message%s\n");
                    119:                printf("\t%u times output blocked at least %d sec.\n",
                    120:                    imp_softc.imp_block, IMP_OTIMER);
                    121:                p(imp_incomplete, "\t%u \"incomplete\" message%s\n");
                    122:                p(imp_lostrfnm, "\t%u lost RFNM message%s\n");
                    123:                p(imp_badrfnm, "\t%u late/bogus RFNM/incomplete message%s\n");
                    124:                p(imp_garbage, "\t%u unknown message type%s\n");
                    125:        }
                    126: }

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