1 /* 2 * Copyright (C) 2012 by Darren Reed. 3 * 4 * See the IPFILTER.LICENCE file for details on licencing. 5 * 6 * $Id: load_dstlistnode.c,v 1.1.2.5 2012/07/22 08:04:24 darren_r Exp $ 7 */ 8 9 #include <fcntl.h> 10 #include <sys/ioctl.h> 11 #include "ipf.h" 12 #include "netinet/ip_lookup.h" 13 #include "netinet/ip_pool.h" 14 15 16 int 17 load_dstlistnode(int role, char *name, ipf_dstnode_t *node, 18 ioctlfunc_t iocfunc) 19 { 20 iplookupop_t op; 21 frdest_t *dst; 22 char *what; 23 int err; 24 25 if (pool_open() == -1) 26 return (-1); 27 28 dst = calloc(1, sizeof(*dst) + node->ipfd_dest.fd_name); 29 if (dst == NULL) 30 return (-1); 31 32 op.iplo_unit = role; 33 op.iplo_type = IPLT_DSTLIST; 34 op.iplo_arg = 0; 35 op.iplo_struct = dst; 36 op.iplo_size = sizeof(*dst); 37 if (node->ipfd_dest.fd_name >= 0) 38 op.iplo_size += node->ipfd_dest.fd_name; 39 (void) strncpy(op.iplo_name, name, sizeof(op.iplo_name)); 40 41 dst->fd_addr = node->ipfd_dest.fd_addr; 42 dst->fd_type = node->ipfd_dest.fd_type; 43 dst->fd_name = node->ipfd_dest.fd_name; 44 if (node->ipfd_dest.fd_name >= 0) 45 bcopy(node->ipfd_names, (char *)dst + sizeof(*dst), 46 node->ipfd_dest.fd_name); 47 48 if ((opts & OPT_REMOVE) == 0) { 49 what = "add"; 50 err = pool_ioctl(iocfunc, SIOCLOOKUPADDNODE, &op); 51 } else { 52 what = "delete"; 53 err = pool_ioctl(iocfunc, SIOCLOOKUPDELNODE, &op); 54 } 55 free(dst); 56 57 if (err != 0) { 58 if ((opts & OPT_DONOTHING) == 0) { 59 char msg[80]; 60 61 (void) snprintf(msg, sizeof(msg), "%s lookup node", what); 62 return (ipf_perror_fd(pool_fd(), iocfunc, msg)); 63 } 64 } 65 66 return (0); 67 } 68