+++ /dev/null
-/* $Id: ares.h,v 1.2 2000/01/05 16:29:43 ghudson Exp $ */
-
-/* Copyright 1998 by the Massachusetts Institute of Technology.
- *
- * Permission to use, copy, modify, and distribute this
- * software and its documentation for any purpose and without
- * fee is hereby granted, provided that the above copyright
- * notice appear in all copies and that both that copyright
- * notice and this permission notice appear in supporting
- * documentation, and that the name of M.I.T. not be used in
- * advertising or publicity pertaining to distribution of the
- * software without specific, written prior permission.
- * M.I.T. makes no representations about the suitability of
- * this software for any purpose. It is provided "as is"
- * without express or implied warranty.
- */
-
-#ifndef ARES__H
-#define ARES__H
-
-#include <sys/types.h>
-#include <netinet/in.h>
-
-#define ARES_SUCCESS 0
-
-/* Server error codes (ARES_ENODATA indicates no relevant answer) */
-#define ARES_ENODATA 1
-#define ARES_EFORMERR 2
-#define ARES_ESERVFAIL 3
-#define ARES_ENOTFOUND 4
-#define ARES_ENOTIMP 5
-#define ARES_EREFUSED 6
-
-/* Locally generated error codes */
-#define ARES_EBADQUERY 7
-#define ARES_EBADNAME 8
-#define ARES_EBADFAMILY 9
-#define ARES_EBADRESP 10
-#define ARES_ECONNREFUSED 11
-#define ARES_ETIMEOUT 12
-#define ARES_EOF 13
-#define ARES_EFILE 14
-#define ARES_ENOMEM 15
-#define ARES_EDESTRUCTION 16
-
-/* Flag values */
-#define ARES_FLAG_USEVC (1 << 0)
-#define ARES_FLAG_PRIMARY (1 << 1)
-#define ARES_FLAG_IGNTC (1 << 2)
-#define ARES_FLAG_NORECURSE (1 << 3)
-#define ARES_FLAG_STAYOPEN (1 << 4)
-#define ARES_FLAG_NOSEARCH (1 << 5)
-#define ARES_FLAG_NOALIASES (1 << 6)
-#define ARES_FLAG_NOCHECKRESP (1 << 7)
-
-/* Option mask values */
-#define ARES_OPT_FLAGS (1 << 0)
-#define ARES_OPT_TIMEOUT (1 << 1)
-#define ARES_OPT_TRIES (1 << 2)
-#define ARES_OPT_NDOTS (1 << 3)
-#define ARES_OPT_UDP_PORT (1 << 4)
-#define ARES_OPT_TCP_PORT (1 << 5)
-#define ARES_OPT_SERVERS (1 << 6)
-#define ARES_OPT_DOMAINS (1 << 7)
-#define ARES_OPT_LOOKUPS (1 << 8)
-
-struct ares_options {
- int flags;
- int timeout;
- int tries;
- int ndots;
- unsigned short udp_port;
- unsigned short tcp_port;
- struct in_addr *servers;
- int nservers;
- char **domains;
- int ndomains;
- char *lookups;
-};
-
-struct hostent;
-struct timeval;
-struct ares_channeldata;
-typedef struct ares_channeldata *ares_channel;
-typedef void (*ares_callback)(void *arg, int status, unsigned char *abuf,
- int alen);
-typedef void (*ares_host_callback)(void *arg, int status,
- struct hostent *hostent);
-
-int ares_init(ares_channel *channelptr);
-int ares_init_options(ares_channel *channelptr, struct ares_options *options,
- int optmask);
-void ares_destroy(ares_channel channel);
-
-void ares_send(ares_channel channel, const unsigned char *qbuf, int qlen,
- ares_callback callback, void *arg);
-void ares_query(ares_channel channel, const char *name, int class,
- int type, ares_callback callback, void *arg);
-void ares_search(ares_channel channel, const char *name, int class,
- int type, ares_callback callback, void *arg);
-void ares_gethostbyname(ares_channel channel, const char *name, int family,
- ares_host_callback callback, void *arg);
-void ares_gethostbyaddr(ares_channel channel, const void *addr, int addrlen,
- int family, ares_host_callback callback, void *arg);
-
-int ares_fds(ares_channel channel, fd_set *read_fds, fd_set *write_fds);
-struct timeval *ares_timeout(ares_channel channel, struct timeval *maxtv,
- struct timeval *tv);
-void ares_process(ares_channel channel, fd_set *read_fds, fd_set *write_fds);
-
-int ares_mkquery(const char *name, int class, int type, unsigned short id,
- int rd, unsigned char **buf, int *buflen);
-int ares_expand_name(const unsigned char *encoded, const unsigned char *abuf,
- int alen, char **s, int *enclen);
-int ares_parse_a_reply(const unsigned char *abuf, int alen,
- struct hostent **host);
-int ares_parse_ptr_reply(const unsigned char *abuf, int alen, const void *addr,
- int addrlen, int family, struct hostent **host);
-void ares_free_string(char *str);
-void ares_free_hostent(struct hostent *host);
-const char *ares_strerror(int code, char **memptr);
-void ares_free_errmem(char *mem);
-
-#endif /* ARES__H */