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 30 krb5_error_code 31 krb5_encrypt_helper(context, key, usage, plain, cipher) 32 krb5_context context; 33 krb5_const krb5_keyblock *key; 34 krb5_keyusage usage; 35 krb5_const krb5_data *plain; 36 krb5_enc_data *cipher; 37 { 38 krb5_error_code ret; 39 size_t enclen; 40 41 if (ret = krb5_c_encrypt_length(context, key->enctype, plain->length, 42 &enclen)) 43 return(ret); 44 45 cipher->ciphertext.length = enclen; 46 if ((cipher->ciphertext.data = (char *) malloc(enclen)) == NULL) 47 return(ret); 48 ret = krb5_c_encrypt(context, key, usage, 0, plain, cipher); 49 if (ret) { 50 free(cipher->ciphertext.data); 51 cipher->ciphertext.data = NULL; 52 } 53 54 return(ret); 55 } 56 57