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/*
* include/res.h (C)opyright 1992 Darren Reed.
*
*
*/
#ifndef INCLUDED_res_h
#define INCLUDED_res_h
#ifndef INCLUDED_sys_types_h
#include <sys/types.h> /* time_t */
#define INCLUDED_sys_types_h
#endif
struct Client;
struct hostent;
struct DNSReply {
struct hostent* hp; /* hostent struct */
int ref_count; /* reference count */
};
struct DNSQuery {
void* vptr; /* pointer used by callback to identify request */
void (*callback)(void* vptr, struct DNSReply* reply); /* callback to call */
};
extern int ResolverFileDescriptor; /* GLOBAL - file descriptor (s_bsd.c) */
extern void get_res(void);
extern struct DNSReply* gethost_byname(const char* name,
const struct DNSQuery* req);
extern struct DNSReply* gethost_byaddr(const char* name,
const struct DNSQuery* req);
extern int init_resolver(void);
extern void restart_resolver(void);
extern time_t timeout_resolver(time_t now);
extern void delete_resolver_queries(const void* vptr);
extern unsigned long cres_mem(struct Client* cptr);
/*
* add_local_domain - append local domain suffix to hostnames that
* don't contain a dot '.'
* name - string to append to
* len - total length of the buffer
* name is modified only if there is enough space in the buffer to hold
* the suffix
*/
extern void add_local_domain(char* name, size_t len);
#endif /* INCLUDED_res_h */
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