1*7c478bd9Sstevel@tonic-gate /* 2*7c478bd9Sstevel@tonic-gate * Copyright (C) 2002 by Darren Reed. 3*7c478bd9Sstevel@tonic-gate * 4*7c478bd9Sstevel@tonic-gate * See the IPFILTER.LICENCE file for details on licencing. 5*7c478bd9Sstevel@tonic-gate * 6*7c478bd9Sstevel@tonic-gate * $Id: remove_hash.c,v 1.1 2003/04/13 06:40:14 darrenr Exp $ 7*7c478bd9Sstevel@tonic-gate */ 8*7c478bd9Sstevel@tonic-gate 9*7c478bd9Sstevel@tonic-gate #include <fcntl.h> 10*7c478bd9Sstevel@tonic-gate #include <sys/ioctl.h> 11*7c478bd9Sstevel@tonic-gate #include "ipf.h" 12*7c478bd9Sstevel@tonic-gate #include "netinet/ip_lookup.h" 13*7c478bd9Sstevel@tonic-gate #include "netinet/ip_htable.h" 14*7c478bd9Sstevel@tonic-gate 15*7c478bd9Sstevel@tonic-gate static int hashfd = -1; 16*7c478bd9Sstevel@tonic-gate 17*7c478bd9Sstevel@tonic-gate 18*7c478bd9Sstevel@tonic-gate int remove_hash(iphp, iocfunc) 19*7c478bd9Sstevel@tonic-gate iphtable_t *iphp; 20*7c478bd9Sstevel@tonic-gate ioctlfunc_t iocfunc; 21*7c478bd9Sstevel@tonic-gate { 22*7c478bd9Sstevel@tonic-gate iplookupop_t op; 23*7c478bd9Sstevel@tonic-gate iphtable_t iph; 24*7c478bd9Sstevel@tonic-gate 25*7c478bd9Sstevel@tonic-gate if ((hashfd == -1) && ((opts & OPT_DONOTHING) == 0)) 26*7c478bd9Sstevel@tonic-gate hashfd = open(IPLOOKUP_NAME, O_RDWR); 27*7c478bd9Sstevel@tonic-gate if ((hashfd == -1) && ((opts & OPT_DONOTHING) == 0)) 28*7c478bd9Sstevel@tonic-gate return -1; 29*7c478bd9Sstevel@tonic-gate 30*7c478bd9Sstevel@tonic-gate op.iplo_type = IPLT_HASH; 31*7c478bd9Sstevel@tonic-gate op.iplo_unit = iphp->iph_unit; 32*7c478bd9Sstevel@tonic-gate strncpy(op.iplo_name, iphp->iph_name, sizeof(op.iplo_name)); 33*7c478bd9Sstevel@tonic-gate if (*op.iplo_name == '\0') 34*7c478bd9Sstevel@tonic-gate op.iplo_arg = IPHASH_ANON; 35*7c478bd9Sstevel@tonic-gate op.iplo_size = sizeof(iph); 36*7c478bd9Sstevel@tonic-gate op.iplo_struct = &iph; 37*7c478bd9Sstevel@tonic-gate 38*7c478bd9Sstevel@tonic-gate bzero((char *)&iph, sizeof(iph)); 39*7c478bd9Sstevel@tonic-gate iph.iph_unit = iphp->iph_unit; 40*7c478bd9Sstevel@tonic-gate iph.iph_type = iphp->iph_type; 41*7c478bd9Sstevel@tonic-gate strncpy(iph.iph_name, iphp->iph_name, sizeof(iph.iph_name)); 42*7c478bd9Sstevel@tonic-gate iph.iph_flags = iphp->iph_flags; 43*7c478bd9Sstevel@tonic-gate 44*7c478bd9Sstevel@tonic-gate if ((*iocfunc)(hashfd, SIOCLOOKUPDELTABLE, &op)) 45*7c478bd9Sstevel@tonic-gate if ((opts & OPT_DONOTHING) == 0) { 46*7c478bd9Sstevel@tonic-gate perror("remove_hash:SIOCLOOKUPDELTABLE"); 47*7c478bd9Sstevel@tonic-gate return -1; 48*7c478bd9Sstevel@tonic-gate } 49*7c478bd9Sstevel@tonic-gate 50*7c478bd9Sstevel@tonic-gate return 0; 51*7c478bd9Sstevel@tonic-gate } 52