gen_port.c   [plain text]

/*
 * lib/krb5/os/gen_port.c
 *
 * Copyright 1991 by the Massachusetts Institute of Technology.
 * All Rights Reserved.
 *
 * Export of this software from the United States of America may
 *   require a specific license from the United States Government.
 *   It is the responsibility of any person or organization contemplating
 *   export to obtain such a license before exporting.
 * 
 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
 * distribute this software and its documentation for any purpose and
 * without fee is hereby granted, provided that the above copyright
 * notice appear in all copies and that both that copyright notice and
 * this permission notice appear in supporting documentation, and that
 * the name of M.I.T. not be used in advertising or publicity pertaining
 * to distribution of the software without specific, written prior
 * permission.  Furthermore if you modify this software you must label
 * your software as modified software and not distribute it in such a
 * fashion that it might be confused with the original M.I.T. software.
 * M.I.T. makes no representations about the suitability of
 * this software for any purpose.  It is provided "as is" without express
 * or implied warranty.
 * 
 *
 * Take an IP addr & port and generate a full IP address.
 */

#include "k5-int.h"
#include "os-proto.h"

krb5_error_code
krb5_gen_portaddr(krb5_context context, const krb5_address *addr, krb5_const_pointer ptr, krb5_address **outaddr)
{
#ifdef HAVE_NETINET_IN_H
    krb5_int32 adr;
    krb5_int16 port;

    if (addr->addrtype != ADDRTYPE_INET)
	return KRB5_PROG_ATYPE_NOSUPP;
    port = *(const krb5_int16 *)ptr;
    
    memcpy((char *)&adr, (char *)addr->contents, sizeof(adr));
    return krb5_make_full_ipaddr(context, adr, port, outaddr);
#else
    return KRB5_PROG_ATYPE_NOSUPP;
#endif
}