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Diffstat (limited to '')
-rw-r--r-- | adns-0.6/client/adnshost.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/adns-0.6/client/adnshost.h b/adns-0.6/client/adnshost.h new file mode 100644 index 0000000..8b459b3 --- /dev/null +++ b/adns-0.6/client/adnshost.h @@ -0,0 +1,118 @@ +/* + * adnshost.h + * - useful general-purpose resolver client program, header file + */ +/* + * This file is + * Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk> + * + * It is part of adns, which is + * Copyright (C) 1997-1999 Ian Jackson <ian@davenant.greenend.org.uk> + * Copyright (C) 1999 Tony Finch <dot@dotat.at> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef ADNSHOST_H_INCLUDED +#define ADNSHOST_H_INCLUDED + +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#include <errno.h> +#include <signal.h> +#include <stdarg.h> +#include <stdlib.h> +#include <assert.h> + +#include <sys/types.h> +#include <sys/socket.h> +#include <netinet/in.h> +#include <arpa/inet.h> + +#include "config.h" +#include "adns.h" +#include "dlist.h" + +/* declarations related to option processing */ + +struct optioninfo; +typedef void optfunc(const struct optioninfo *oi, const char *arg); + +struct optioninfo { + enum oi_type { + ot_end, ot_desconly, + ot_flag, ot_value, ot_func, ot_funcarg + } type; + const char *desc; + const char *sopt, *lopt; + int *storep, value; + optfunc *func; + const char *argdesc; +}; + +enum ttlmode { tm_none, tm_rel, tm_abs }; +enum outputformat { fmt_default, fmt_simple, fmt_inline, fmt_asynch }; + +struct perqueryflags_remember { + int show_owner, show_type, show_cname; + int ttl; +}; + +extern int ov_env, ov_pipe, ov_asynch; +extern int ov_verbose; +extern adns_rrtype ov_type; +extern int ov_search, ov_qc_query, ov_qc_anshost, ov_qc_cname; +extern int ov_tcp, ov_cname, ov_format; +extern char *ov_id; +extern struct perqueryflags_remember ov_pqfr; + +extern optfunc of_help, of_type, of_ptr, of_asynch_id, of_cancel_id; + +const struct optioninfo *opt_findl(const char *opt); +const struct optioninfo *opt_finds(const char **optp); +void opt_do(const struct optioninfo *oip, const char *arg, int invert); + +/* declarations related to query processing */ + +struct query_node { + struct query_node *next, *back; + struct perqueryflags_remember pqfr; + char *id; + adns_query qu; +}; + +extern adns_state ads; +extern struct outstanding_list { struct query_node *head, *tail; } outstanding; + +void ensure_adns_init(void); +void query_do(const char *domain); +void query_done(struct query_node *qun, adns_answer *answer); + +void of_asynch_id(const struct optioninfo *oi, const char *arg); +void of_cancel_id(const struct optioninfo *oi, const char *arg); + +/* declarations related to main program and useful utility functions */ + +void sysfail(const char *what, int errnoval) NONRETURNING; +void usageerr(const char *what, ...) NONRETURNPRINTFFORMAT(1,2); +void outerr(void) NONRETURNING; + +void *xmalloc(size_t sz); +char *xstrsave(const char *str); + +extern int rcode; + +#endif |