| tcpdmatch.c (44744) | tcpdmatch.c (56977) |
|---|---|
| 1 /* 2 * tcpdmatch - explain what tcpd would do in a specific case 3 * 4 * usage: tcpdmatch [-d] [-i inet_conf] daemon[@host] [user@]host 5 * 6 * -d: use the access control tables in the current directory. 7 * 8 * -i: location of inetd.conf file. 9 * 10 * All errors are reported to the standard error stream, including the errors 11 * that would normally be reported via the syslog daemon. 12 * 13 * Author: Wietse Venema, Eindhoven University of Technology, The Netherlands. | 1 /* 2 * tcpdmatch - explain what tcpd would do in a specific case 3 * 4 * usage: tcpdmatch [-d] [-i inet_conf] daemon[@host] [user@]host 5 * 6 * -d: use the access control tables in the current directory. 7 * 8 * -i: location of inetd.conf file. 9 * 10 * All errors are reported to the standard error stream, including the errors 11 * that would normally be reported via the syslog daemon. 12 * 13 * Author: Wietse Venema, Eindhoven University of Technology, The Netherlands. |
| 14 * 15 * $FreeBSD: head/contrib/tcp_wrappers/tcpdmatch.c 56977 2000-02-03 10:27:03Z shin $ |
|
| 14 */ 15 16#ifndef lint 17static char sccsid[] = "@(#) tcpdmatch.c 1.5 96/02/11 17:01:36"; 18#endif 19 20/* System libraries. */ 21 --- 41 unchanged lines hidden (view full) --- 63 char *server; 64 char *addr; 65 char *user; 66 char *daemon; 67 struct request_info request; 68 int ch; 69 char *inetcf = 0; 70 int count; | 16 */ 17 18#ifndef lint 19static char sccsid[] = "@(#) tcpdmatch.c 1.5 96/02/11 17:01:36"; 20#endif 21 22/* System libraries. */ 23 --- 41 unchanged lines hidden (view full) --- 65 char *server; 66 char *addr; 67 char *user; 68 char *daemon; 69 struct request_info request; 70 int ch; 71 char *inetcf = 0; 72 int count; |
| 73#ifdef INET6 74 struct sockaddr_storage server_sin; 75 struct sockaddr_storage client_sin; 76 char *ap; 77 int alen; 78#else |
|
| 71 struct sockaddr_in server_sin; 72 struct sockaddr_in client_sin; | 79 struct sockaddr_in server_sin; 80 struct sockaddr_in client_sin; |
| 81#endif |
|
| 73 struct stat st; 74 75 /* 76 * Show what rule actually matched. 77 */ 78 hosts_access_verbose = 2; 79 80 /* --- 87 unchanged lines hidden (view full) --- 168 * most one address. eval_hostname() warns the user about name server 169 * problems, while using the request.server structure as a cache for host 170 * address and name conversion results. 171 */ 172 if (NOT_INADDR(server) == 0 || HOSTNAME_KNOWN(server)) { 173 if ((hp = find_inet_addr(server)) == 0) 174 exit(1); 175 memset((char *) &server_sin, 0, sizeof(server_sin)); | 82 struct stat st; 83 84 /* 85 * Show what rule actually matched. 86 */ 87 hosts_access_verbose = 2; 88 89 /* --- 87 unchanged lines hidden (view full) --- 177 * most one address. eval_hostname() warns the user about name server 178 * problems, while using the request.server structure as a cache for host 179 * address and name conversion results. 180 */ 181 if (NOT_INADDR(server) == 0 || HOSTNAME_KNOWN(server)) { 182 if ((hp = find_inet_addr(server)) == 0) 183 exit(1); 184 memset((char *) &server_sin, 0, sizeof(server_sin)); |
| 185#ifdef INET6 186 server_sin.ss_family = hp->h_addrtype; 187 switch (hp->h_addrtype) { 188 case AF_INET: 189 ap = (char *)&((struct sockaddr_in *)&server_sin)->sin_addr; 190 alen = sizeof(struct sockaddr_in); 191 break; 192 case AF_INET6: 193 ap = (char *)&((struct sockaddr_in6 *)&server_sin)->sin6_addr; 194 alen = sizeof(struct sockaddr_in6); 195 break; 196 default: 197 exit(1); 198 } 199#ifdef SIN6_LEN 200 server_sin.ss_len = alen; 201#endif 202#else |
|
| 176 server_sin.sin_family = AF_INET; | 203 server_sin.sin_family = AF_INET; |
| 204#endif |
|
| 177 request_set(&request, RQ_SERVER_SIN, &server_sin, 0); 178 179 for (count = 0; (addr = hp->h_addr_list[count]) != 0; count++) { | 205 request_set(&request, RQ_SERVER_SIN, &server_sin, 0); 206 207 for (count = 0; (addr = hp->h_addr_list[count]) != 0; count++) { |
| 208#ifdef INET6 209 memcpy(ap, addr, alen); 210#else |
|
| 180 memcpy((char *) &server_sin.sin_addr, addr, 181 sizeof(server_sin.sin_addr)); | 211 memcpy((char *) &server_sin.sin_addr, addr, 212 sizeof(server_sin.sin_addr)); |
| 213#endif |
|
| 182 183 /* 184 * Force evaluation of server host name and address. Host name 185 * conflicts will be reported while eval_hostname() does its job. 186 */ 187 request_set(&request, RQ_SERVER_NAME, "", RQ_SERVER_ADDR, "", 0); 188 if (STR_EQ(eval_hostname(request.server), unknown)) 189 tcpd_warn("host address %s->name lookup failed", --- 35 unchanged lines hidden (view full) --- 225 * in real life the client address is available (at least with IP). Let 226 * eval_hostname() figure out if this host is properly registered, while 227 * using the request.client structure as a cache for host name and 228 * address conversion results. 229 */ 230 if ((hp = find_inet_addr(client)) == 0) 231 exit(1); 232 memset((char *) &client_sin, 0, sizeof(client_sin)); | 214 215 /* 216 * Force evaluation of server host name and address. Host name 217 * conflicts will be reported while eval_hostname() does its job. 218 */ 219 request_set(&request, RQ_SERVER_NAME, "", RQ_SERVER_ADDR, "", 0); 220 if (STR_EQ(eval_hostname(request.server), unknown)) 221 tcpd_warn("host address %s->name lookup failed", --- 35 unchanged lines hidden (view full) --- 257 * in real life the client address is available (at least with IP). Let 258 * eval_hostname() figure out if this host is properly registered, while 259 * using the request.client structure as a cache for host name and 260 * address conversion results. 261 */ 262 if ((hp = find_inet_addr(client)) == 0) 263 exit(1); 264 memset((char *) &client_sin, 0, sizeof(client_sin)); |
| 265#ifdef INET6 266 client_sin.ss_family = hp->h_addrtype; 267 switch (hp->h_addrtype) { 268 case AF_INET: 269 ap = (char *)&((struct sockaddr_in *)&client_sin)->sin_addr; 270 alen = sizeof(struct sockaddr_in); 271 break; 272 case AF_INET6: 273 ap = (char *)&((struct sockaddr_in6 *)&client_sin)->sin6_addr; 274 alen = sizeof(struct sockaddr_in6); 275 break; 276 default: 277 exit(1); 278 } 279#ifdef SIN6_LEN 280 client_sin.ss_len = alen; 281#endif 282#else |
|
| 233 client_sin.sin_family = AF_INET; | 283 client_sin.sin_family = AF_INET; |
| 284#endif |
|
| 234 request_set(&request, RQ_CLIENT_SIN, &client_sin, 0); 235 236 for (count = 0; (addr = hp->h_addr_list[count]) != 0; count++) { | 285 request_set(&request, RQ_CLIENT_SIN, &client_sin, 0); 286 287 for (count = 0; (addr = hp->h_addr_list[count]) != 0; count++) { |
| 288#ifdef INET6 289 memcpy(ap, addr, alen); 290#else |
|
| 237 memcpy((char *) &client_sin.sin_addr, addr, 238 sizeof(client_sin.sin_addr)); | 291 memcpy((char *) &client_sin.sin_addr, addr, 292 sizeof(client_sin.sin_addr)); |
| 293#endif |
|
| 239 240 /* 241 * Force evaluation of client host name and address. Host name 242 * conflicts will be reported while eval_hostname() does its job. 243 */ 244 request_set(&request, RQ_CLIENT_NAME, "", RQ_CLIENT_ADDR, "", 0); 245 if (STR_EQ(eval_hostname(request.client), unknown)) 246 tcpd_warn("host address %s->name lookup failed", --- 82 unchanged lines hidden --- | 294 295 /* 296 * Force evaluation of client host name and address. Host name 297 * conflicts will be reported while eval_hostname() does its job. 298 */ 299 request_set(&request, RQ_CLIENT_NAME, "", RQ_CLIENT_ADDR, "", 0); 300 if (STR_EQ(eval_hostname(request.client), unknown)) 301 tcpd_warn("host address %s->name lookup failed", --- 82 unchanged lines hidden --- |