1 #pragma ident	"%Z%%M%	%I%	%E% SMI"
2 /*
3  * Copyright (C) 1998 by the FundsXpress, INC.
4  *
5  * All rights reserved.
6  *
7  * Export of this software from the United States of America may require
8  * a specific license from the United States Government.  It is the
9  * responsibility of any person or organization contemplating export to
10  * 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 FundsXpress. not be used in advertising or publicity pertaining
18  * to distribution of the software without specific, written prior
19  * permission.  FundsXpress makes no representations about the suitability of
20  * this software for any purpose.  It is provided "as is" without express
21  * or implied warranty.
22  *
23  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
24  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
25  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
26  */
27 
28 #include <k5-int.h>
29 #include <cksumtypes.h>
30 
31 /*ARGSUSED*/
32 KRB5_DLLIMP krb5_error_code KRB5_CALLCONV
33 krb5_c_checksum_length(context, cksumtype, length)
34      krb5_context context;
35      krb5_cksumtype cksumtype;
36      size_t *length;
37 {
38     int i;
39 
40     for (i=0; i<krb5_cksumtypes_length; i++) {
41 	if (krb5_cksumtypes_list[i].ctype == cksumtype)
42 	    break;
43     }
44 
45     if (i == krb5_cksumtypes_length)
46 	return(KRB5_BAD_ENCTYPE);
47 
48     if (krb5_cksumtypes_list[i].keyhash)
49 	(*(krb5_cksumtypes_list[i].keyhash->hash_size))(length);
50     else if (krb5_cksumtypes_list[i].trunc_size)
51 	*length = krb5_cksumtypes_list[i].trunc_size;
52     else
53 	(*(krb5_cksumtypes_list[i].hash->hash_size))(length);
54 
55     return(0);
56 }
57 
58