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authorcvs2svn <admin@example.com>2025-04-14 17:32:06 +0000
committercvs2svn <admin@example.com>2025-04-14 17:32:06 +0000
commiteb8dd9dca1228af0cd132f515509051ecfabf6f6 (patch)
treeedb6da6af7e865d488dc1a29309f1e1ec226e603 /src/regress/lib/libc/asr/bin/res_query.c
parent247f0352e0ed72a4f476db9dc91f4d982bc83eb2 (diff)
downloadopenbsd-tb_20250414.tar.gz
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This commit was manufactured by cvs2git to create tag 'tb_20250414'.tb_20250414
Diffstat (limited to 'src/regress/lib/libc/asr/bin/res_query.c')
-rw-r--r--src/regress/lib/libc/asr/bin/res_query.c358
1 files changed, 0 insertions, 358 deletions
diff --git a/src/regress/lib/libc/asr/bin/res_query.c b/src/regress/lib/libc/asr/bin/res_query.c
deleted file mode 100644
index a2c3686ca3..0000000000
--- a/src/regress/lib/libc/asr/bin/res_query.c
+++ /dev/null
@@ -1,358 +0,0 @@
1/* $OpenBSD: res_query.c,v 1.4 2022/01/20 14:18:10 naddy Exp $ */
2/*
3 * Copyright (c) 2012 Eric Faurot <eric@openbsd.org>
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18#include <sys/types.h>
19#include <sys/socket.h>
20#include <sys/time.h>
21
22#include <netinet/in.h>
23#include <arpa/nameser.h>
24#include <arpa/inet.h>
25
26#include <err.h>
27#include <errno.h>
28#include <getopt.h>
29#include <inttypes.h>
30#include <resolv.h>
31#include <stdio.h>
32#include <stdlib.h>
33#include <string.h>
34
35#include "common.h"
36
37/* in asr.c but we don't want them exposed right now */
38static void dump_packet(const void *, size_t);
39
40static char *print_query(struct query *, char *, size_t);
41static char *print_rr(struct rr *, char *, size_t);
42static char *print_host(const struct sockaddr *, char *, size_t);
43static char* print_dname(const char *, char *, size_t);
44
45
46static int
47msec(struct timeval start, struct timeval end)
48{
49 return (int)((end.tv_sec - start.tv_sec) * 1000
50 + (end.tv_usec - start.tv_usec) / 1000);
51}
52
53static void
54usage(void)
55{
56 extern const char * __progname;
57
58 fprintf(stderr, "usage: %s [-deq] [-t type] [host...]\n",
59 __progname);
60 exit(1);
61}
62
63int
64main(int argc, char *argv[])
65{
66 struct timeval start, end;
67 time_t when;
68 int ch, i, qflag, dflag, r;
69 uint16_t type = T_A;
70 char buf[1024], *host;
71
72 dflag = 0;
73 qflag = 0;
74
75 while((ch = getopt(argc, argv, "R:deqt:")) != -1) {
76 switch(ch) {
77 case 'R':
78 parseresopt(optarg);
79 break;
80 case 'd':
81 dflag = 1;
82 break;
83 case 'e':
84 long_err += 1;
85 break;
86 case 'q':
87 qflag = 1;
88 break;
89 case 't':
90 if ((type = strtotype(optarg)) == 0)
91 usage();
92 break;
93 default:
94 usage();
95 /* NOTREACHED */
96 }
97 }
98 argc -= optind;
99 argv += optind;
100
101 for (i = 0; i < argc; i++) {
102
103 if (i)
104 printf("\n");
105
106 printf("===> \"%s\"\n", argv[i]);
107 host = gethostarg(argv[i]);
108
109 errno = 0;
110 h_errno = 0;
111 gai_errno = 0;
112 rrset_errno = 0;
113
114 if (gettimeofday(&start, NULL) != 0)
115 err(1, "gettimeofday");
116
117 if (qflag)
118 r = res_query(host, C_IN, type, buf, sizeof(buf));
119 else
120 r = res_search(host, C_IN, type, buf, sizeof(buf));
121
122 if (gettimeofday(&end, NULL) != 0)
123 err(1, "gettimeofday");
124
125 if (r != -1) {
126 dump_packet(buf, r);
127 printf("\n");
128 if (dflag) {
129 printf(";; Query time: %d msec\n",
130 msec(start, end));
131 when = time(NULL);
132 printf(";; WHEN: %s", ctime(&when));
133 }
134 printf(";; MSG SIZE rcvd: %i\n", r);
135 }
136 print_errors();
137 }
138
139 return (0);
140}
141
142#define OPCODE_SHIFT 11
143#define Z_SHIFT 4
144
145static char*
146print_header(struct header *h, char *buf, size_t max)
147{
148 snprintf(buf, max,
149 "id:0x.... %s op:%i %s %s %s %s z:%i r:%s qd:%i an:%i ns:%i ar:%i",
150 (h->flags & QR_MASK) ? "QR":" ",
151 (int)(OPCODE(h->flags) >> OPCODE_SHIFT),
152 (h->flags & AA_MASK) ? "AA":" ",
153 (h->flags & TC_MASK) ? "TC":" ",
154 (h->flags & RD_MASK) ? "RD":" ",
155 (h->flags & RA_MASK) ? "RA":" ",
156 ((h->flags & Z_MASK) >> Z_SHIFT),
157 rcodetostr(RCODE(h->flags)),
158 h->qdcount, h->ancount, h->nscount, h->arcount);
159
160 return buf;
161}
162
163static void
164dump_packet(const void *data, size_t len)
165{
166 char buf[1024];
167 struct packed p;
168 struct header h;
169 struct query q;
170 struct rr rr;
171 int i, an, ns, ar, n;
172
173 packed_init(&p, (char *)data, len);
174
175 if (unpack_header(&p, &h) == -1) {
176 printf(";; BAD PACKET: %s\n", p.err);
177 return;
178 }
179
180 printf(";; HEADER %s\n", print_header(&h, buf, sizeof buf));
181
182 if (h.qdcount)
183 printf(";; QUERY SECTION:\n");
184 for (i = 0; i < h.qdcount; i++) {
185 if (unpack_query(&p, &q) == -1)
186 goto error;
187 printf("%s\n", print_query(&q, buf, sizeof buf));
188 }
189
190 an = 0;
191 ns = an + h.ancount;
192 ar = ns + h.nscount;
193 n = ar + h.arcount;
194
195 for (i = 0; i < n; i++) {
196 if (i == an)
197 printf("\n;; ANSWER SECTION:\n");
198 if (i == ns)
199 printf("\n;; AUTHORITY SECTION:\n");
200 if (i == ar)
201 printf("\n;; ADDITIONAL SECTION:\n");
202
203 if (unpack_rr(&p, &rr) == -1)
204 goto error;
205 printf("%s\n", print_rr(&rr, buf, sizeof buf));
206 }
207
208 if (p.offset != len)
209 printf(";; REMAINING GARBAGE %zu\n", len - p.offset);
210
211 error:
212 if (p.err)
213 printf(";; ERROR AT OFFSET %zu/%zu: %s\n", p.offset, p.len,
214 p.err);
215}
216
217static const char *
218inet6_ntoa(struct in6_addr a)
219{
220 static char buf[256];
221 struct sockaddr_in6 si;
222
223 si.sin6_len = sizeof(si);
224 si.sin6_family = PF_INET6;
225 si.sin6_addr = a;
226
227 return print_host((struct sockaddr*)&si, buf, sizeof buf);
228}
229
230static char*
231print_rr(struct rr *rr, char *buf, size_t max)
232{
233 char *res;
234 char tmp[256];
235 char tmp2[256];
236 int r;
237
238 res = buf;
239
240 r = snprintf(buf, max, "%s %u %s %s ",
241 print_dname(rr->rr_dname, tmp, sizeof tmp),
242 rr->rr_ttl,
243 classtostr(rr->rr_class),
244 typetostr(rr->rr_type));
245 if (r == -1) {
246 buf[0] = '\0';
247 return buf;
248 }
249
250 if ((size_t)r >= max)
251 return buf;
252
253 max -= r;
254 buf += r;
255
256 switch(rr->rr_type) {
257 case T_CNAME:
258 print_dname(rr->rr.cname.cname, buf, max);
259 break;
260 case T_MX:
261 snprintf(buf, max, "%"PRIu32" %s",
262 rr->rr.mx.preference,
263 print_dname(rr->rr.mx.exchange, tmp, sizeof tmp));
264 break;
265 case T_NS:
266 print_dname(rr->rr.ns.nsname, buf, max);
267 break;
268 case T_PTR:
269 print_dname(rr->rr.ptr.ptrname, buf, max);
270 break;
271 case T_SOA:
272 snprintf(buf, max,
273 "%s %s %" PRIu32 " %" PRIu32 " %" PRIu32 " %" PRIu32 " %" PRIu32,
274 print_dname(rr->rr.soa.rname, tmp, sizeof tmp),
275 print_dname(rr->rr.soa.mname, tmp2, sizeof tmp2),
276 rr->rr.soa.serial,
277 rr->rr.soa.refresh,
278 rr->rr.soa.retry,
279 rr->rr.soa.expire,
280 rr->rr.soa.minimum);
281 break;
282 case T_A:
283 if (rr->rr_class != C_IN)
284 goto other;
285 snprintf(buf, max, "%s", inet_ntoa(rr->rr.in_a.addr));
286 break;
287 case T_AAAA:
288 if (rr->rr_class != C_IN)
289 goto other;
290 snprintf(buf, max, "%s", inet6_ntoa(rr->rr.in_aaaa.addr6));
291 break;
292 default:
293 other:
294 snprintf(buf, max, "(rdlen=%"PRIu16 ")", rr->rr.other.rdlen);
295 break;
296 }
297
298 return (res);
299}
300
301static char*
302print_query(struct query *q, char *buf, size_t max)
303{
304 char b[256];
305
306 snprintf(buf, max, "%s %s %s",
307 print_dname(q->q_dname, b, sizeof b),
308 classtostr(q->q_class), typetostr(q->q_type));
309
310 return (buf);
311}
312
313
314static char *
315print_host(const struct sockaddr *sa, char *buf, size_t len)
316{
317 switch (sa->sa_family) {
318 case AF_INET:
319 inet_ntop(AF_INET, &((struct sockaddr_in*)sa)->sin_addr, buf, len);
320 break;
321 case AF_INET6:
322 inet_ntop(AF_INET6, &((struct sockaddr_in6*)sa)->sin6_addr, buf, len);
323 break;
324 default:
325 buf[0] = '\0';
326 }
327 return (buf);
328}
329
330static char*
331print_dname(const char *_dname, char *buf, size_t max)
332{
333 const unsigned char *dname = _dname;
334 char *res;
335 size_t left, count;
336
337 if (_dname[0] == 0) {
338 strlcpy(buf, ".", max);
339 return buf;
340 }
341
342 res = buf;
343 left = max - 1;
344 while (dname[0] && left) {
345 count = (dname[0] < (left - 1)) ? dname[0] : (left - 1);
346 memmove(buf, dname + 1, count);
347 dname += dname[0] + 1;
348 left -= count;
349 buf += count;
350 if (left) {
351 left -= 1;
352 *buf++ = '.';
353 }
354 }
355 buf[0] = 0;
356
357 return (res);
358}
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