1: #include <stdio.h>
   2: /* $Header: CHenumalias.c,v 2.0 85/11/21 07:22:29 jqj Exp $ */
   3: 
   4: /* contains:
   5:  * CH_EnumerateAliases
   6:  */
   7: 
   8: /* $Log:	CHenumalias.c,v $
   9:  * Revision 2.0  85/11/21  07:22:29  jqj
  10:  * 4.3BSD standard release
  11:  *
  12:  * Revision 1.1  85/03/26  06:26:58  jqj
  13:  * Initial revision
  14:  *
  15:  * Revision 1.1  85/03/26  06:26:58  jqj
  16:  * Initial revision
  17:  *
  18:  */
  19: #include <sys/types.h>
  20: #include <netns/ns.h>
  21: #include "Clearinghouse2_defs.h"
  22: #include <xnscourier/CHEntries.h>
  23: #include <xnscourier/except.h>
  24: 
  25: /*
  26:  * This module contains the routine:
  27:  * int CH_EnumerateAliases(pattern,eachName)
  28:  *	ObjectNamePattern pattern;
  29:  *	NameProcedure eachName;
  30:  * where NameProcedure is a procedure of the form:
  31:  * int eachName(name)
  32:  *	Object name;
  33:  */
  34: #define MAXPACKS 5
  35: 
  36: static (*ProcEachName)();       /* use:  (*ProcEachName)(arg); */
  37: static Cardinal nullhash = 0;
  38: static Authenticator nullagent = {{0,{0,(Unspecified*) 0}},
  39:                   {1,&nullhash}};
  40: static ObjectName currentname;
  41: extern struct ns_addr *LookupCHAddr();
  42: 
  43: static
  44: listObject(name)
  45:     ObjectName name;
  46: {
  47:     printf("%s:%s:%s\n", name.object, name.domain, name.organization);
  48: }
  49: 
  50: static
  51: GetObjectNames(conn)
  52:     CourierConnection *conn;
  53: {
  54:     int count, i;
  55:     Unspecified buffer[MAXWORDS*MAXPACKS], *bp, *bufend;
  56:     StreamOfObjectName obnames;
  57: 
  58:     bufend = buffer;
  59:     bp = buffer+((MAXWORDS-1)*MAXPACKS);    /* end of available space */
  60:     while (count = BDTread(conn, (char*)bufend,
  61:                 MAXWORDS*sizeof(Unspecified))
  62:         ) {
  63:         bufend += count/sizeof(Unspecified);
  64:         if (bufend > bp) {
  65:             fprintf(stderr,"BDT read too big to fit\n");
  66:             BDTabort(conn);
  67:             /* should clear out stuff here if we knew how much */
  68:         }
  69:     }
  70:     bp = buffer;
  71:     while (bp < bufend) {
  72:         bp += internalize_StreamOfObject(&obnames,bp);
  73:         if (0 == (int) obnames.designator) {
  74:            for (i=0; i < obnames.nextSegment_case.segment.length; i++) {
  75:             (*ProcEachName)(
  76:                 obnames.nextSegment_case.segment.sequence[i]);
  77:            }
  78:            free(obnames.nextSegment_case.segment.sequence);
  79:         } else {
  80:            for (i = 0; i < obnames.lastSegment_case.length; i++) {
  81:             (*ProcEachName)(
  82:                 obnames.lastSegment_case.sequence[i]);
  83:            }
  84:            free(obnames.lastSegment_case.sequence);
  85:            return;
  86:         }
  87:     }
  88: }
  89: 
  90: CH_EnumerateAliases(pattern,eachName)
  91:     ObjectNamePattern pattern;
  92:     int (*eachName)();
  93: {
  94:     CourierConnection *conn;
  95:     extern CourierConnection *CH_GetFirstCH();
  96: 
  97:     if (eachName != NULL)
  98:         ProcEachName = eachName;
  99:     else
 100:         ProcEachName = listObject;
 101:     if (pattern.object == NULL ||
 102:         pattern.domain == NULL ||
 103:         pattern.organization == NULL)
 104:         return(1);
 105: 
 106:     if ((conn = CH_GetFirstCH()) == NULL) {
 107:         fprintf(stderr,"Can't open connection to local Clearinghouse\n");
 108:         return(1);
 109:     }
 110:     DURING {
 111:         ListAliases(conn, GetObjectNames, pattern,
 112:                 BulkData1_immediateSink, nullagent);
 113:     } HANDLER {
 114:         return(Exception.Code); /* some random error */
 115:         /* should handle WrongServer here */
 116:     } END_HANDLER;
 117:     CourierClose(conn);
 118:     return(0);
 119: }

Defined functions

CH_EnumerateAliases defined in line 90; used 1 times
GetObjectNames defined in line 50; used 1 times
listObject defined in line 43; used 1 times

Defined macros

MAXPACKS defined in line 34; used 2 times
Last modified: 1986-03-13
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