dns_func.h
0d279eb5
 /* 
  * $Id$
  * 
  * Copyright (C) 2013 mariuszbi@gmail.com
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
  * copyright notice and this permission notice appear in all copies.
  *
  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  */
 /*
  * DNS Wrapper functions 
  */
 /*
  * History:
  * --------
  *  2013-03  initial version (marius)
 */
 
 #ifndef DNS_FUNC_H
 #define DNS_FUNC_H
 
 #include <sys/socket.h>
 
 struct hostent;
 
 typedef int (*res_init_t)(void);
 typedef int (*res_search_t)(const char*, int, int, unsigned char*, int);
 typedef struct hostent* (*gethostbyname_t)(const char*);
 typedef struct hostent* (*gethostbyname2_t)(const char*, int);
 
 struct dns_func_t {
 	res_init_t sr_res_init;
 	res_search_t sr_res_search;
 	gethostbyname_t sr_gethostbyname;
 	gethostbyname2_t sr_gethostbyname2;
 };
 
 /* 
  * initiate structure with system values
  */
 //extern struct dns_func_t dns_func;
 
 extern 
 void load_dnsfunc(struct dns_func_t *d);
 
 
 #endif