mirror of
https://github.com/moparisthebest/curl
synced 2024-11-16 14:35:03 -05:00
141 lines
4.5 KiB
C
141 lines
4.5 KiB
C
/* $Id$ */
|
|
|
|
/* 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>
|
|
|
|
#ifdef _AIX
|
|
/* HP-UX systems version 9, 10 and 11 lack sys/select.h and so does oldish
|
|
libc5-based Linux systems. Only include it on system that are known to
|
|
require it! */
|
|
#include <sys/select.h>
|
|
#endif
|
|
|
|
#ifdef WIN32
|
|
#include <winsock.h>
|
|
#include <windows.h>
|
|
#else
|
|
#include <netinet/in.h>
|
|
#endif
|
|
|
|
#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
|
|
#define ARES_EBADSTR 17
|
|
|
|
/* 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_cancel(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 dnsclass,
|
|
int type, ares_callback callback, void *arg);
|
|
void ares_search(ares_channel channel, const char *name, int dnsclass,
|
|
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 dnsclass, 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, long *enclen);
|
|
int ares_expand_string(const unsigned char *encoded, const unsigned char *abuf,
|
|
int alen, unsigned char **s, long *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(void *str);
|
|
void ares_free_hostent(struct hostent *host);
|
|
const char *ares_strerror(int code);
|
|
void ares_free_errmem(char *mem);
|
|
|
|
#endif /* ARES__H */
|