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1.1 root 1: #ifndef lint
2: static char sccsid[] = "@(#)nstest.c 4.1 (Berkeley) 5/12/86";
3: #endif
4:
5: /*
6: * Copyright (c) 1986 Regents of the University of California
7: * All Rights Reserved
8: */
9:
10: #include <sys/types.h>
11: #include <sys/socket.h>
12: #include <netinet/in.h>
13: #include <stdio.h>
14: #include <arpa/nameser.h>
15: #include <resolv.h>
16:
17: extern char *inet_ntoa();
18: char *progname;
19: FILE *log;
20:
21: main(argc, argv)
22: char **argv;
23: {
24: register char *cp;
25: struct hostent *hp;
26: short port = htons(NAMESERVER_PORT);
27: char buf[BUFSIZ];
28: char packet[PACKETSZ];
29: char answer[PACKETSZ];
30: int n;
31:
32: progname = argv[0];
33: _res.options |= RES_INIT|RES_DEBUG|RES_RECURSE;
34: while (argc > 1 && argv[1][0] == '-') {
35: argc--;
36: cp = *++argv;
37: while (*++cp)
38: switch (*cp) {
39: case 'p':
40: if (--argc <= 0)
41: usage();
42: port = htons(atoi(*++argv));
43: break;
44:
45: case 'i':
46: _res.options |= RES_IGNTC;
47: break;
48:
49: case 'v':
50: _res.options |= RES_USEVC|RES_STAYOPEN;
51: break;
52:
53: case 'r':
54: _res.options &= ~RES_RECURSE;
55: break;
56:
57: default:
58: usage();
59: }
60: }
61: _res.nsaddr.sin_family = AF_INET;
62: _res.nsaddr.sin_addr.s_addr = INADDR_ANY;
63: _res.nsaddr.sin_port = port;
64: if (argc > 1)
65: _res.nsaddr.sin_addr.s_addr = inet_addr(argv[1]);
66: if (argc > 2) {
67: log = fopen(argv[2],"w");
68: if (log == NULL) perror(argv[2]);
69: }
70: for (;;) {
71: printf("> ");
72: fflush(stdout);
73: if ((cp = (char *)gets(buf)) == NULL)
74: break;
75: switch (*cp++) {
76: case 'a':
77: n = res_mkquery(QUERY, cp, C_ANY, T_A, (char *)0, 0, NULL,
78: packet, sizeof(packet));
79: break;
80:
81: case 'A':
82: n = ntohl(inet_addr(cp));
83: putlong(n, cp);
84: n = res_mkquery(IQUERY, "", C_IN, T_A, cp, sizeof(long), NULL,
85: packet, sizeof(packet));
86: break;
87:
88: case 'f':
89: n = res_mkquery(QUERY, cp, C_ANY, T_UINFO, (char *)0, 0, NULL,
90: packet, sizeof(packet));
91: break;
92:
93: case 'g':
94: n = res_mkquery(QUERY, cp, C_ANY, T_GID, (char *)0, 0, NULL,
95: packet, sizeof(packet));
96: break;
97:
98: case 'G':
99: *(int *)cp = htonl(atoi(cp));
100: n = res_mkquery(IQUERY, "", C_ANY, T_GID, cp, sizeof(int), NULL,
101: packet, sizeof(packet));
102: break;
103:
104: case 'h':
105: n = res_mkquery(QUERY, cp, C_IN, T_HINFO, (char *)0, 0, NULL,
106: packet, sizeof(packet));
107: break;
108:
109: case 'm':
110: n = res_mkquery(QUERY, cp, C_IN, T_MX, (char *)0, 0, NULL,
111: packet, sizeof(packet));
112: break;
113:
114: case 'M':
115: n = res_mkquery(QUERY, cp, C_IN, T_MAILB, (char *)0, 0, NULL,
116: packet, sizeof(packet));
117: break;
118:
119: case 'n':
120: n = res_mkquery(QUERY, cp, C_IN, T_NS, (char *)0, 0, NULL,
121: packet, sizeof(packet));
122: break;
123:
124: case 'p':
125: n = res_mkquery(QUERY, cp, C_IN, T_PTR, (char *)0, 0, NULL,
126: packet, sizeof(packet));
127: break;
128:
129: case 's':
130: n = res_mkquery(QUERY, cp, C_IN, T_SOA, (char *)0, 0, NULL,
131: packet, sizeof(packet));
132: break;
133:
134: case 'u':
135: n = res_mkquery(QUERY, cp, C_ANY, T_UID, (char *)0, 0, NULL,
136: packet, sizeof(packet));
137: break;
138:
139: case 'U':
140: *(int *)cp = htonl(atoi(cp));
141: n = res_mkquery(IQUERY, "", C_ANY, T_UID, cp, sizeof(int), NULL,
142: packet, sizeof(packet));
143: break;
144:
145: case 'x':
146: n = res_mkquery(QUERY, cp, C_IN, T_AXFR, (char *)0, 0, NULL,
147: packet, sizeof(packet));
148: break;
149:
150: case 'w':
151: n = res_mkquery(QUERY, cp, C_IN, T_WKS, (char *)0, 0, NULL,
152: packet, sizeof(packet));
153: break;
154:
155: case '*':
156: n = res_mkquery(QUERY, cp, C_IN, T_ANY, (char *)0, 0, NULL,
157: packet, sizeof(packet));
158: break;
159:
160: default:
161: printf("a{host} - query T_A\n");
162: printf("A{addr} - iquery T_A\n");
163: printf("f{host} - query T_UINFO\n");
164: printf("g{host} - query T_GID\n");
165: printf("G{gid} - iquery T_GID\n");
166: printf("h{host} - query T_HINFO\n");
167: printf("p{host} - query T_PTR\n");
168: printf("m{host} - query T_MX\n");
169: printf("M{host} - query T_MAILB\n");
170: printf("n{host} - query T_NS\n");
171: printf("s{host} - query T_SOA\n");
172: printf("u{host} - query T_UID\n");
173: printf("U{uid} - iquery T_UID\n");
174: printf("x{host} - query T_AXFR\n");
175: printf("w{host} - query T_WKS\n");
176: printf("*{host} - query T_ANY\n");
177: continue;
178: }
179: if (n < 0) {
180: printf("res_mkquery: buffer too small\n");
181: continue;
182: }
183: if (log) {
184: fprintf(log,"SEND QUERY\n");
185: fp_query(packet, log);
186: }
187: n = res_send(packet, n, answer, sizeof(answer));
188: if (n < 0) {
189: printf("res_send: send error\n");
190: if (log) fprintf(log, "res_send: send error\n");
191: }
192: else {
193: int f;
194:
195: f = creat("r", 0644);
196: write(f, answer, n);
197: (void) close(f);
198: if (log) {
199: fprintf(log, "GOT ANSWER\n");
200: fp_query(answer, log);
201: }
202: }
203: }
204: }
205:
206: usage()
207: {
208: fprintf(stderr, "Usage: %s [-v] [-i] [-r] [-p port] hostaddr\n",
209: progname);
210: exit(1);
211: }
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