1 /* 2 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 3 * Use is subject to license terms. 4 */ 5 6 #pragma ident "%Z%%M% %I% %E% SMI" 7 /* 8 * lib/krb5/krb/copy_cksum.c 9 * 10 * Copyright 1990 by the Massachusetts Institute of Technology. 11 * All Rights Reserved. 12 * 13 * Export of this software from the United States of America may 14 * require a specific license from the United States Government. 15 * It is the responsibility of any person or organization contemplating 16 * export to obtain such a license before exporting. 17 * 18 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and 19 * distribute this software and its documentation for any purpose and 20 * without fee is hereby granted, provided that the above copyright 21 * notice appear in all copies and that both that copyright notice and 22 * this permission notice appear in supporting documentation, and that 23 * the name of M.I.T. not be used in advertising or publicity pertaining 24 * to distribution of the software without specific, written prior 25 * permission. Furthermore if you modify this software you must label 26 * your software as modified software and not distribute it in such a 27 * fashion that it might be confused with the original M.I.T. software. 28 * M.I.T. makes no representations about the suitability of 29 * this software for any purpose. It is provided "as is" without express 30 * or implied warranty. 31 * 32 * 33 * krb5_copy_checksum() 34 */ 35 36 #include <k5-int.h> 37 38 /*ARGSUSED*/ 39 krb5_error_code KRB5_CALLCONV 40 krb5_copy_checksum(krb5_context context, const krb5_checksum *ckfrom, krb5_checksum **ckto) 41 { 42 krb5_checksum *tempto; 43 44 if (!(tempto = (krb5_checksum *)MALLOC(sizeof(*tempto)))) 45 return ENOMEM; 46 #ifdef HAVE_C_STRUCTURE_ASSIGNMENT 47 *tempto = *ckfrom; 48 #else 49 (void) memcpy(tempto, ckfrom, sizeof(krb5_checksum)); 50 #endif 51 52 if (!(tempto->contents = 53 (krb5_octet *)MALLOC(tempto->length))) { 54 return ENOMEM; 55 } 56 (void) memcpy((char *) tempto->contents, (char *) ckfrom->contents, 57 ckfrom->length); 58 59 *ckto = tempto; 60 return 0; 61 } 62