usr/src/cmd/ipf/lib/common/printhash_live.c

   1 /*
   2  * Copyright (C) 2002 by Darren Reed.
   3  *
   4  * See the IPFILTER.LICENCE file for details on licencing.
   5  *
   6  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
   7  * Use is subject to license terms.
   8  */
   9
  10 #pragma ident   "%Z%%M% %I%     %E% SMI"
  11
  12 #include <sys/ioctl.h>
  13 #include "ipf.h"
  14 #include "netinet/ipl.h"
  15
  16 #define PRINTF  (void)printf
  17 #define FPRINTF (void)fprintf
  18
  19
  20 iphtable_t *printhash_live(hp, fd, name, opts)
  21 iphtable_t *hp;
  22 int fd;
  23 char *name;
  24 int opts;
  25 {
  26         iphtent_t entry, *top, *node;
  27         ipflookupiter_t iter;
  28         int i, printed, last;
  29         ipfobj_t obj;
  30
  31         if ((name != NULL) && strncmp(name, hp->iph_name, FR_GROUPLEN))
  32                 return hp->iph_next;
  33
  34         printhashdata(hp, opts);
  35
  36         if ((opts & OPT_DEBUG) == 0)
  37                 PRINTF("\t{");
  38
  39         obj.ipfo_rev = IPFILTER_VERSION;
  40         obj.ipfo_type = IPFOBJ_LOOKUPITER;
  41         obj.ipfo_ptr = &iter;
  42         obj.ipfo_size = sizeof(iter);
  43
  44         iter.ili_data = &entry;
  45         iter.ili_type = IPLT_HASH;
  46         iter.ili_otype = IPFLOOKUPITER_NODE;
  47         iter.ili_ival = IPFGENITER_LOOKUP;
  48         iter.ili_unit = hp->iph_unit;
  49         strncpy(iter.ili_name, hp->iph_name, FR_GROUPLEN);
  50
  51         last = 0;
  52         top = NULL;
  53
  54         while (!last && (ioctl(fd, SIOCLOOKUPITER, &obj) == 0)) {
  55                 if (entry.ipe_snext == NULL)
  56                         last = 1;
  57                 entry.ipe_snext = top;
  58                 top = malloc(sizeof(*top));
  59                 if (top == NULL)
  60                         break;
  61                 bcopy(&entry, top, sizeof(entry));
  62         }
  63
  64         while (top != NULL) {
  65                 node = top;
  66                 (void) printhashnode(hp, node, bcopywrap, opts);
  67                 top = node->ipe_snext;
  68                 free(node);
  69                 printed++;
  70
  71                 if ((opts & OPT_DEBUG) == 0)
  72                         putchar(';');
  73         }
  74
  75         if (printed == 0)
  76                 putchar(';');
  77
  78         if ((opts & OPT_DEBUG) == 0)
  79                 PRINTF(" };\n");
  80         return hp->iph_next;
  81 }