remove_hashnode.c revision 145510
1145510Sdarrenr/* $NetBSD$ */ 2145510Sdarrenr 3145510Sdarrenr/* 4145510Sdarrenr * Copyright (C) 2002 by Darren Reed. 5145510Sdarrenr * 6145510Sdarrenr * See the IPFILTER.LICENCE file for details on licencing. 7145510Sdarrenr * 8145510Sdarrenr * Id: remove_hashnode.c,v 1.1 2003/04/13 06:40:14 darrenr Exp 9145510Sdarrenr */ 10145510Sdarrenr 11145510Sdarrenr#include <fcntl.h> 12145510Sdarrenr#include <sys/ioctl.h> 13145510Sdarrenr#include "ipf.h" 14145510Sdarrenr#include "netinet/ip_lookup.h" 15145510Sdarrenr#include "netinet/ip_htable.h" 16145510Sdarrenr 17145510Sdarrenrstatic int hashfd = -1; 18145510Sdarrenr 19145510Sdarrenr 20145510Sdarrenrint remove_hashnode(unit, name, node, iocfunc) 21145510Sdarrenrint unit; 22145510Sdarrenrchar *name; 23145510Sdarrenriphtent_t *node; 24145510Sdarrenrioctlfunc_t iocfunc; 25145510Sdarrenr{ 26145510Sdarrenr iplookupop_t op; 27145510Sdarrenr iphtent_t ipe; 28145510Sdarrenr 29145510Sdarrenr if ((hashfd == -1) && ((opts & OPT_DONOTHING) == 0)) 30145510Sdarrenr hashfd = open(IPLOOKUP_NAME, O_RDWR); 31145510Sdarrenr if ((hashfd == -1) && ((opts & OPT_DONOTHING) == 0)) 32145510Sdarrenr return -1; 33145510Sdarrenr 34145510Sdarrenr op.iplo_type = IPLT_HASH; 35145510Sdarrenr op.iplo_unit = unit; 36145510Sdarrenr op.iplo_size = sizeof(ipe); 37145510Sdarrenr op.iplo_struct = &ipe; 38145510Sdarrenr op.iplo_arg = 0; 39145510Sdarrenr strncpy(op.iplo_name, name, sizeof(op.iplo_name)); 40145510Sdarrenr 41145510Sdarrenr bzero((char *)&ipe, sizeof(ipe)); 42145510Sdarrenr bcopy((char *)&node->ipe_addr, (char *)&ipe.ipe_addr, 43145510Sdarrenr sizeof(ipe.ipe_addr)); 44145510Sdarrenr bcopy((char *)&node->ipe_mask, (char *)&ipe.ipe_mask, 45145510Sdarrenr sizeof(ipe.ipe_mask)); 46145510Sdarrenr 47145510Sdarrenr if (opts & OPT_DEBUG) { 48145510Sdarrenr printf("\t%s - ", inet_ntoa(ipe.ipe_addr.in4)); 49145510Sdarrenr printf("%s\n", inet_ntoa(ipe.ipe_mask.in4)); 50145510Sdarrenr } 51145510Sdarrenr 52145510Sdarrenr if ((*iocfunc)(hashfd, SIOCLOOKUPDELNODE, &op)) 53145510Sdarrenr if (!(opts & OPT_DONOTHING)) { 54145510Sdarrenr perror("remove_hash:SIOCLOOKUPDELNODE"); 55145510Sdarrenr return -1; 56145510Sdarrenr } 57145510Sdarrenr return 0; 58145510Sdarrenr} 59