1/* 2 * Copyright (c) 1999 - 2003 3 * NetGroup, Politecnico di Torino (Italy) 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the Politecnico di Torino nor the names of its 16 * contributors may be used to endorse or promote products derived from 17 * this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 * 31 */ 32 33#include <sys/types.h> 34#include <string.h> 35#include <stdlib.h> 36#include <ctype.h> 37#include <net/netdb.h> 38#include <stdio.h> 39#include <errno.h> 40#include <arpa/nameser.h> 41 42extern void _sethtent(int f); 43extern void _endhtent(void); 44extern struct hostent *_gethtent(void); 45extern struct hostent *_gethtbyname(const char *name); 46extern struct hostent *_gethtbyaddr(const char *addr, int len, 47 int type); 48extern int _validuser(FILE *hostf, const char *rhost, 49 const char *luser, const char *ruser, int baselen); 50extern int _checkhost(const char *rhost, const char *lhost, int len); 51#if 0 52extern void putlong(u_long l, u_char *msgp); 53extern void putshort(u_short l, u_char *msgp); 54extern u_int32_t _getlong(register const u_char *msgp); 55extern u_int16_t _getshort(register const u_char *msgp); 56extern void p_query(char *msg); 57extern void fp_query(char *msg, FILE *file); 58extern char *p_cdname(char *cp, char *msg, FILE *file); 59extern char *p_rr(char *cp, char *msg, FILE *file); 60extern char *p_type(int type); 61extern char * p_class(int class); 62extern char *p_time(u_long value); 63#endif 64extern char * hostalias(const char *name); 65extern void sethostfile(char *name); 66extern void _res_close (void); 67extern void ruserpass(const char *host, char **aname, char **apass); 68