2 * ntp_intres.h - client interface to blocking-worker name resolution.
7 #include <ntp_worker.h>
10 #define INITIAL_DNS_RETRY 2 /* seconds between queries */
12 /* flags for extended addrinfo version */
13 #define GAIR_F_IGNDNSERR 0x0001 /* ignore DNS errors */
16 * you call getaddrinfo_sometime(name, service, &hints, retry, callback_func, context);
17 * later (*callback_func)(rescode, gai_errno, context, name, service, hints, ai_result) is called.
19 typedef void (*gai_sometime_callback)
20 (int, int, void *, const char *, const char *,
21 const struct addrinfo *, const struct addrinfo *);
22 extern int getaddrinfo_sometime(const char *, const char *,
23 const struct addrinfo *, int,
24 gai_sometime_callback, void *);
25 extern int getaddrinfo_sometime_ex(const char *, const char *,
26 const struct addrinfo *, int,
27 gai_sometime_callback, void *, u_int);
29 * In gai_sometime_callback routines, the resulting addrinfo list is
30 * only available until the callback returns. To hold on to the list
31 * of addresses after the callback returns, use copy_addrinfo_list():
33 * struct addrinfo *copy_addrinfo_list(const struct addrinfo *);
38 * you call getnameinfo_sometime(sockaddr, namelen, servlen, flags, callback_func, context);
39 * later (*callback_func)(rescode, gni_errno, sockaddr, flags, name, service, context) is called.
41 typedef void (*gni_sometime_callback)
42 (int, int, sockaddr_u *, int, const char *,
43 const char *, void *);
44 extern int getnameinfo_sometime(sockaddr_u *, size_t, size_t, int,
45 gni_sometime_callback, void *);
48 /* intres_timeout_req() is provided by the client, ntpd or sntp. */
49 extern void intres_timeout_req(u_int);
51 #endif /* NTP_INTRES_H */