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8b3cfe39 WJ |
1 | /* |
2 | * Copyright (c) 1986, 1989 Regents of the University of California. | |
3 | * All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * 1. Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * 2. Redistributions in binary form must reproduce the above copyright | |
11 | * notice, this list of conditions and the following disclaimer in the | |
12 | * documentation and/or other materials provided with the distribution. | |
13 | * 3. All advertising materials mentioning features or use of this software | |
14 | * must display the following acknowledgement: | |
15 | * This product includes software developed by the University of | |
16 | * California, Berkeley and its contributors. | |
17 | * 4. Neither the name of the University nor the names of its contributors | |
18 | * may be used to endorse or promote products derived from this software | |
19 | * without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
31 | * SUCH DAMAGE. | |
32 | */ | |
33 | ||
34 | #ifndef lint | |
35 | char copyright[] = | |
36 | "@(#) Copyright (c) 1986 Regents of the University of California.\n\ | |
37 | All rights reserved.\n"; | |
38 | #endif /* not lint */ | |
39 | ||
40 | #ifndef lint | |
41 | static char sccsid[] = "@(#)nstest.c 4.15 (Berkeley) 3/21/91"; | |
42 | #endif /* not lint */ | |
43 | ||
44 | #include <sys/param.h> | |
45 | #include <sys/socket.h> | |
46 | #include <netinet/in.h> | |
47 | #include <arpa/nameser.h> | |
48 | #include <resolv.h> | |
49 | #include <stdio.h> | |
50 | ||
51 | extern char *inet_ntoa(); | |
52 | char *progname; | |
53 | FILE *log; | |
54 | #define MAXDATA 256 /* really should get definition from named/db.h */ | |
55 | main(argc, argv) | |
56 | char **argv; | |
57 | { | |
58 | register char *cp; | |
59 | struct hostent *hp; | |
60 | u_short port = htons(NAMESERVER_PORT); | |
61 | char buf[BUFSIZ]; | |
62 | char packet[PACKETSZ]; | |
63 | char answer[PACKETSZ]; | |
64 | struct rrec NewRR; | |
65 | char OldRRData[MAXDATA]; | |
66 | int n, dump_packet; | |
67 | ||
68 | NewRR.r_data = (char *) malloc(MAXDATA); | |
69 | NewRR.r_data = (char *) malloc(MAXDATA); | |
70 | progname = argv[0]; | |
71 | dump_packet = 0; | |
72 | _res.options |= RES_DEBUG|RES_RECURSE; | |
73 | (void) res_init(); | |
74 | while (argc > 1 && argv[1][0] == '-') { | |
75 | argc--; | |
76 | cp = *++argv; | |
77 | while (*++cp) | |
78 | switch (*cp) { | |
79 | case 'p': | |
80 | if (--argc <= 0) | |
81 | usage(); | |
82 | port = htons(atoi(*++argv)); | |
83 | break; | |
84 | ||
85 | case 'i': | |
86 | _res.options |= RES_IGNTC; | |
87 | break; | |
88 | ||
89 | case 'v': | |
90 | _res.options |= RES_USEVC|RES_STAYOPEN; | |
91 | break; | |
92 | ||
93 | case 'r': | |
94 | _res.options &= ~RES_RECURSE; | |
95 | break; | |
96 | ||
97 | case 'd': | |
98 | dump_packet++; | |
99 | break; | |
100 | ||
101 | default: | |
102 | usage(); | |
103 | } | |
104 | } | |
105 | _res.nsaddr.sin_family = AF_INET; | |
106 | _res.nsaddr.sin_addr.s_addr = INADDR_ANY; | |
107 | _res.nsaddr.sin_port = port; | |
108 | if (argc > 1) { | |
109 | _res.nsaddr.sin_addr.s_addr = inet_addr(argv[1]); | |
110 | if (_res.nsaddr.sin_addr.s_addr == (u_long) -1) | |
111 | usage(); | |
112 | } | |
113 | if (argc > 2) { | |
114 | log = fopen(argv[2],"w"); | |
115 | if (log == NULL) perror(argv[2]); | |
116 | } | |
117 | for (;;) { | |
118 | printf("> "); | |
119 | fflush(stdout); | |
120 | if ((cp = (char *)gets(buf)) == NULL) | |
121 | break; | |
122 | switch (*cp++) { | |
123 | case 'a': | |
124 | n = res_mkquery(QUERY, cp, C_IN, T_A, (char *)0, 0, | |
125 | NULL, packet, sizeof(packet)); | |
126 | break; | |
127 | ||
128 | case 'A': | |
129 | n = ntohl(inet_addr(cp)); | |
130 | putlong((u_long)n, (u_char *)cp); | |
131 | n = res_mkquery(IQUERY, "", C_IN, T_A, cp, sizeof(long), | |
132 | NULL, packet, sizeof(packet)); | |
133 | break; | |
134 | ||
135 | case 'f': | |
136 | n = res_mkquery(QUERY, cp, C_ANY, T_UINFO, (char *)0, 0, | |
137 | NULL, packet, sizeof(packet)); | |
138 | break; | |
139 | ||
140 | case 'g': | |
141 | n = res_mkquery(QUERY, cp, C_ANY, T_GID, (char *)0, 0, | |
142 | NULL, packet, sizeof(packet)); | |
143 | break; | |
144 | ||
145 | case 'G': | |
146 | *(int *)cp = htonl(atoi(cp)); | |
147 | n = res_mkquery(IQUERY, "", C_ANY, T_GID, cp, | |
148 | sizeof(int), NULL, packet, sizeof(packet)); | |
149 | break; | |
150 | ||
151 | case 'c': | |
152 | n = res_mkquery(QUERY, cp, C_IN, T_CNAME, (char *)0, 0, | |
153 | NULL, packet, sizeof(packet)); | |
154 | break; | |
155 | ||
156 | case 'h': | |
157 | n = res_mkquery(QUERY, cp, C_IN, T_HINFO, (char *)0, 0, | |
158 | NULL, packet, sizeof(packet)); | |
159 | break; | |
160 | ||
161 | case 'm': | |
162 | n = res_mkquery(QUERY, cp, C_IN, T_MX, (char *)0, 0, | |
163 | NULL, packet, sizeof(packet)); | |
164 | break; | |
165 | ||
166 | case 'M': | |
167 | n = res_mkquery(QUERY, cp, C_IN, T_MAILB, (char *)0, 0, | |
168 | NULL, packet, sizeof(packet)); | |
169 | break; | |
170 | ||
171 | case 'n': | |
172 | n = res_mkquery(QUERY, cp, C_IN, T_NS, (char *)0, 0, | |
173 | NULL, packet, sizeof(packet)); | |
174 | break; | |
175 | ||
176 | case 'p': | |
177 | n = res_mkquery(QUERY, cp, C_IN, T_PTR, (char *)0, 0, | |
178 | NULL, packet, sizeof(packet)); | |
179 | break; | |
180 | ||
181 | case 's': | |
182 | n = res_mkquery(QUERY, cp, C_IN, T_SOA, (char *)0, 0, | |
183 | NULL, packet, sizeof(packet)); | |
184 | break; | |
185 | ||
186 | case 'T': | |
187 | n = res_mkquery(QUERY, cp, C_IN, T_TXT, (char *)0, 0, | |
188 | NULL, packet, sizeof(packet)); | |
189 | break; | |
190 | ||
191 | case 'u': | |
192 | n = res_mkquery(QUERY, cp, C_ANY, T_UID, (char *)0, 0, | |
193 | NULL, packet, sizeof(packet)); | |
194 | break; | |
195 | ||
196 | case 'U': | |
197 | *(int *)cp = htonl(atoi(cp)); | |
198 | n = res_mkquery(IQUERY, "", C_ANY, T_UID, cp, | |
199 | sizeof(int), NULL, packet, sizeof(packet)); | |
200 | break; | |
201 | ||
202 | case 'x': | |
203 | n = res_mkquery(QUERY, cp, C_IN, T_AXFR, (char *)0, 0, | |
204 | NULL, packet, sizeof(packet)); | |
205 | break; | |
206 | ||
207 | case 'w': | |
208 | n = res_mkquery(QUERY, cp, C_IN, T_WKS, (char *)0, 0, | |
209 | NULL, packet, sizeof(packet)); | |
210 | break; | |
211 | ||
212 | case 'b': | |
213 | n = res_mkquery(QUERY, cp, C_IN, T_MB, (char *)0, 0, | |
214 | NULL, packet, sizeof(packet)); | |
215 | break; | |
216 | ||
217 | case 'B': | |
218 | n = res_mkquery(QUERY, cp, C_IN, T_MG, (char *)0, 0, | |
219 | NULL, packet, sizeof(packet)); | |
220 | break; | |
221 | ||
222 | case 'i': | |
223 | n = res_mkquery(QUERY, cp, C_IN, T_MINFO, (char *)0, 0, | |
224 | NULL, packet, sizeof(packet)); | |
225 | break; | |
226 | ||
227 | case 'r': | |
228 | n = res_mkquery(QUERY, cp, C_IN, T_MR, (char *)0, 0, | |
229 | NULL, packet, sizeof(packet)); | |
230 | break; | |
231 | ||
232 | case '*': | |
233 | n = res_mkquery(QUERY, cp, C_IN, T_ANY, (char *)0, 0, | |
234 | NULL, packet, sizeof(packet)); | |
235 | break; | |
236 | ||
237 | #ifdef ALLOW_UPDATES | |
238 | case '^': | |
239 | { | |
240 | char IType[10], TempStr[50]; | |
241 | int Type, oldnbytes, nbytes, i; | |
242 | #ifdef ALLOW_T_UNSPEC | |
243 | printf("Data type (a = T_A, u = T_UNSPEC): "); | |
244 | gets(IType); | |
245 | if (IType[0] == 'u') { | |
246 | Type = T_UNSPEC; | |
247 | printf("How many data bytes? "); | |
248 | gets(TempStr); /* Throw away CR */ | |
249 | sscanf(TempStr, "%d", &nbytes); | |
250 | for (i = 0; i < nbytes; i++) { | |
251 | (NewRR.r_data)[i] = (char) i; | |
252 | } | |
253 | } else { | |
254 | #endif ALLOW_T_UNSPEC | |
255 | Type = T_A; | |
256 | nbytes = sizeof(u_long); | |
257 | printf("Inet addr for new dname (e.g., 192.4.3.2): "); | |
258 | gets(TempStr); | |
259 | putlong(ntohl(inet_addr(TempStr)), | |
260 | NewRR.r_data); | |
261 | #ifdef ALLOW_T_UNSPEC | |
262 | } | |
263 | #endif ALLOW_T_UNSPEC | |
264 | NewRR.r_class = C_IN; | |
265 | NewRR.r_type = Type; | |
266 | NewRR.r_size = nbytes; | |
267 | NewRR.r_ttl = 99999999; | |
268 | printf("Add, modify, or modify all (a/m/M)? "); | |
269 | gets(TempStr); | |
270 | if (TempStr[0] == 'a') { | |
271 | n = res_mkquery(UPDATEA, cp, C_IN, Type, | |
272 | OldRRData, nbytes, | |
273 | &NewRR, packet, | |
274 | sizeof(packet)); | |
275 | } else { | |
276 | if (TempStr[0] == 'm') { | |
277 | printf("How many data bytes in old RR? "); | |
278 | gets(TempStr); /* Throw away CR */ | |
279 | sscanf(TempStr, "%d", &oldnbytes); | |
280 | for (i = 0; i < oldnbytes; i++) { | |
281 | OldRRData[i] = (char) i; | |
282 | } | |
283 | n = res_mkquery(UPDATEM, cp, C_IN, Type, | |
284 | OldRRData, oldnbytes, | |
285 | &NewRR, packet, | |
286 | sizeof(packet)); | |
287 | } else { /* Modify all */ | |
288 | n = res_mkquery(UPDATEMA, cp, | |
289 | C_IN, Type, NULL, 0, | |
290 | &NewRR, packet, | |
291 | sizeof(packet)); | |
292 | ||
293 | } | |
294 | } | |
295 | } | |
296 | break; | |
297 | ||
298 | #ifdef ALLOW_T_UNSPEC | |
299 | case 'D': | |
300 | n = res_mkquery(UPDATEDA, cp, C_IN, T_UNSPEC, (char *)0, | |
301 | 0, NULL, packet, sizeof(packet)); | |
302 | break; | |
303 | ||
304 | case 'd': | |
305 | { | |
306 | char TempStr[100]; | |
307 | int nbytes, i; | |
308 | printf("How many data bytes in oldrr data? "); | |
309 | gets(TempStr); /* Throw away CR */ | |
310 | sscanf(TempStr, "%d", &nbytes); | |
311 | for (i = 0; i < nbytes; i++) { | |
312 | OldRRData[i] = (char) i; | |
313 | } | |
314 | n = res_mkquery(UPDATED, cp, C_IN, T_UNSPEC, | |
315 | OldRRData, nbytes, NULL, packet, | |
316 | sizeof(packet)); | |
317 | } | |
318 | break; | |
319 | #endif ALLOW_T_UNSPEC | |
320 | #endif ALLOW_UPDATES | |
321 | ||
322 | default: | |
323 | printf("a{host} - query T_A\n"); | |
324 | printf("A{addr} - iquery T_A\n"); | |
325 | printf("b{user} - query T_MB\n"); | |
326 | printf("B{user} - query T_MG\n"); | |
327 | printf("f{host} - query T_UINFO\n"); | |
328 | printf("g{host} - query T_GID\n"); | |
329 | printf("G{gid} - iquery T_GID\n"); | |
330 | printf("h{host} - query T_HINFO\n"); | |
331 | printf("i{host} - query T_MINFO\n"); | |
332 | printf("p{host} - query T_PTR\n"); | |
333 | printf("m{host} - query T_MX\n"); | |
334 | printf("M{host} - query T_MAILB\n"); | |
335 | printf("n{host} - query T_NS\n"); | |
336 | printf("r{host} - query T_MR\n"); | |
337 | printf("s{host} - query T_SOA\n"); | |
338 | printf("T{host} - query T_TXT\n"); | |
339 | printf("u{host} - query T_UID\n"); | |
340 | printf("U{uid} - iquery T_UID\n"); | |
341 | printf("x{host} - query T_AXFR\n"); | |
342 | printf("w{host} - query T_WKS\n"); | |
343 | printf("c{host} - query T_CNAME\n"); | |
344 | printf("*{host} - query T_ANY\n"); | |
345 | #ifdef ALLOW_UPDATES | |
346 | printf("^{host} - add/mod/moda (T_A/T_UNSPEC)\n"); | |
347 | #ifdef ALLOW_T_UNSPEC | |
348 | printf("D{host} - deletea T_UNSPEC\n"); | |
349 | printf("d{host} - delete T_UNSPEC\n"); | |
350 | #endif ALLOW_T_UNSPEC | |
351 | #endif ALLOW_UPDATES | |
352 | continue; | |
353 | } | |
354 | if (n < 0) { | |
355 | printf("res_mkquery: buffer too small\n"); | |
356 | continue; | |
357 | } | |
358 | if (log) { | |
359 | fprintf(log,"SEND QUERY\n"); | |
360 | fp_query(packet, log); | |
361 | } | |
362 | n = res_send(packet, n, answer, sizeof(answer)); | |
363 | if (n < 0) { | |
364 | printf("res_send: send error\n"); | |
365 | if (log) fprintf(log, "res_send: send error\n"); | |
366 | } | |
367 | else { | |
368 | if (dump_packet) { | |
369 | int f; | |
370 | f = creat("ns_packet.dump", 0644); | |
371 | write(f, answer, n); | |
372 | (void) close(f); | |
373 | } | |
374 | if (log) { | |
375 | fprintf(log, "GOT ANSWER\n"); | |
376 | fp_query(answer, log); | |
377 | } | |
378 | } | |
379 | } | |
380 | } | |
381 | ||
382 | usage() | |
383 | { | |
384 | fprintf(stderr, "Usage: %s [-v] [-i] [-r] [-d] [-p port] hostaddr\n", | |
385 | progname); | |
386 | exit(1); | |
387 | } |