1 /* 2 * lib/krb5/os/gen_port.c 3 * 4 * Copyright 1991 by the Massachusetts Institute of Technology. 5 * All Rights Reserved. 6 * 7 * Export of this software from the United States of America may 8 * require a specific license from the United States Government. 9 * It is the responsibility of any person or organization contemplating 10 * export to obtain such a license before exporting. 11 * 12 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and 13 * distribute this software and its documentation for any purpose and 14 * without fee is hereby granted, provided that the above copyright 15 * notice appear in all copies and that both that copyright notice and 16 * this permission notice appear in supporting documentation, and that 17 * the name of M.I.T. not be used in advertising or publicity pertaining 18 * to distribution of the software without specific, written prior 19 * permission. Furthermore if you modify this software you must label 20 * your software as modified software and not distribute it in such a 21 * fashion that it might be confused with the original M.I.T. software. 22 * M.I.T. makes no representations about the suitability of 23 * this software for any purpose. It is provided "as is" without express 24 * or implied warranty. 25 * 26 * 27 * Take an IP addr & port and generate a full IP address. 28 */ 29 30 #include <k5-int.h> 31 #include "os-proto.h" 32 33 krb5_error_code 34 krb5_gen_portaddr(krb5_context context, const krb5_address *addr, krb5_const_pointer ptr, krb5_address **outaddr) 35 { 36 #ifdef HAVE_NETINET_IN_H 37 krb5_int32 adr; 38 krb5_int16 port; 39 40 if (addr->addrtype != ADDRTYPE_INET) 41 return KRB5_PROG_ATYPE_NOSUPP; 42 port = *(const krb5_int16 *)ptr; 43 44 memcpy((char *)&adr, (char *)addr->contents, sizeof(adr)); 45 return krb5_make_full_ipaddr(context, adr, port, outaddr); 46 #else 47 return KRB5_PROG_ATYPE_NOSUPP; 48 #endif 49 } 50