b3543b6b |
1 | /* |
2 | * adnshost.h |
3 | * - useful general-purpose resolver client program, header file |
4 | */ |
5 | /* |
39f45e7e |
6 | * This file is part of adns, which is |
7 | * Copyright (C) 1997-2000,2003,2006 Ian Jackson |
8 | * Copyright (C) 1999-2000,2003,2006 Tony Finch |
9 | * Copyright (C) 1991 Massachusetts Institute of Technology |
10 | * (See the file INSTALL for full details.) |
b3543b6b |
11 | * |
12 | * This program is free software; you can redistribute it and/or modify |
13 | * it under the terms of the GNU General Public License as published by |
14 | * the Free Software Foundation; either version 2, or (at your option) |
15 | * any later version. |
16 | * |
17 | * This program is distributed in the hope that it will be useful, |
18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
20 | * GNU General Public License for more details. |
21 | * |
22 | * You should have received a copy of the GNU General Public License |
23 | * along with this program; if not, write to the Free Software Foundation, |
24 | * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
25 | */ |
26 | |
27 | #ifndef ADNSHOST_H_INCLUDED |
28 | #define ADNSHOST_H_INCLUDED |
29 | |
80775c8e |
30 | #include <stdlib.h> |
aa1d7195 |
31 | #include <stdio.h> |
32 | #include <string.h> |
33 | #include <errno.h> |
34 | #include <signal.h> |
35 | #include <stdarg.h> |
2798305f |
36 | #include <stdlib.h> |
aa1d7195 |
37 | #include <assert.h> |
4b30caad |
38 | #include <time.h> |
aa1d7195 |
39 | |
b8d9a971 |
40 | #include <sys/types.h> |
5e6342f0 |
41 | #include <sys/socket.h> |
42 | #include <netinet/in.h> |
43 | #include <arpa/inet.h> |
44 | |
b3543b6b |
45 | #include "config.h" |
46 | #include "adns.h" |
aa1d7195 |
47 | #include "dlist.h" |
8a5e5147 |
48 | #include "client.h" |
b3543b6b |
49 | |
09aee00b |
50 | #ifdef ADNS_REGRESS_TEST |
51 | # include "hredirect.h" |
52 | #endif |
53 | |
b3543b6b |
54 | /* declarations related to option processing */ |
55 | |
aa1d7195 |
56 | struct optioninfo; |
d2f6d877 |
57 | typedef void optfunc(const struct optioninfo *oi, const char *arg, const char *arg2); |
b3543b6b |
58 | |
aa1d7195 |
59 | struct optioninfo { |
b3543b6b |
60 | enum oi_type { |
61 | ot_end, ot_desconly, |
d2f6d877 |
62 | ot_flag, ot_value, ot_func, ot_funcarg, ot_funcarg2 |
b3543b6b |
63 | } type; |
64 | const char *desc; |
65 | const char *sopt, *lopt; |
66 | int *storep, value; |
67 | optfunc *func; |
d2f6d877 |
68 | const char *argdesc, *argdesc2; |
b3543b6b |
69 | }; |
70 | |
71 | enum ttlmode { tm_none, tm_rel, tm_abs }; |
e02793ec |
72 | enum outputformat { fmt_default, fmt_simple, fmt_inline, fmt_asynch }; |
b3543b6b |
73 | |
74 | struct perqueryflags_remember { |
75 | int show_owner, show_type, show_cname; |
76 | int ttl; |
77 | }; |
78 | |
79 | extern int ov_env, ov_pipe, ov_asynch; |
80 | extern int ov_verbose; |
aa1d7195 |
81 | extern adns_rrtype ov_type; |
b3543b6b |
82 | extern int ov_search, ov_qc_query, ov_qc_anshost, ov_qc_cname; |
e02793ec |
83 | extern int ov_tcp, ov_cname, ov_format; |
b3543b6b |
84 | extern char *ov_id; |
85 | extern struct perqueryflags_remember ov_pqfr; |
86 | |
8a5e5147 |
87 | extern optfunc of_config, of_version, of_help, of_type, of_ptr, of_reverse; |
09aee00b |
88 | extern optfunc of_asynch_id, of_cancel_id; |
b3543b6b |
89 | |
aa1d7195 |
90 | const struct optioninfo *opt_findl(const char *opt); |
91 | const struct optioninfo *opt_finds(const char **optp); |
d2f6d877 |
92 | void opt_do(const struct optioninfo *oip, int invert, const char *arg, const char *arg2); |
aa1d7195 |
93 | |
b3543b6b |
94 | /* declarations related to query processing */ |
95 | |
2798305f |
96 | struct query_node { |
97 | struct query_node *next, *back; |
98 | struct perqueryflags_remember pqfr; |
f57665b9 |
99 | char *id, *owner; |
2798305f |
100 | adns_query qu; |
101 | }; |
102 | |
aa1d7195 |
103 | extern adns_state ads; |
2798305f |
104 | extern struct outstanding_list { struct query_node *head, *tail; } outstanding; |
aa1d7195 |
105 | |
2798305f |
106 | void ensure_adns_init(void); |
107 | void query_do(const char *domain); |
108 | void query_done(struct query_node *qun, adns_answer *answer); |
aa1d7195 |
109 | |
7d0aaee4 |
110 | void type_info(adns_rrtype type, const char **typename_r, |
111 | const void *datap, char **data_r); |
112 | /* wrapper for adns_rr_info which uses a static buffer to provide |
113 | * *typename_r for adns_r_unknown */ |
114 | |
115 | |
b3543b6b |
116 | /* declarations related to main program and useful utility functions */ |
117 | |
118 | void sysfail(const char *what, int errnoval) NONRETURNING; |
aa1d7195 |
119 | void usageerr(const char *what, ...) NONRETURNPRINTFFORMAT(1,2); |
2798305f |
120 | void outerr(void) NONRETURNING; |
aa1d7195 |
121 | |
122 | void *xmalloc(size_t sz); |
123 | char *xstrsave(const char *str); |
b3543b6b |
124 | |
2798305f |
125 | extern int rcode; |
09aee00b |
126 | extern const char *config_text; /* 0 => use defaults */ |
2798305f |
127 | |
b3543b6b |
128 | #endif |