1b528cefcSMark Murray /* 2adb0ddaeSAssar Westerlund * Copyright (c) 1997 - 2001 Kungliga Tekniska H�gskolan 3b528cefcSMark Murray * (Royal Institute of Technology, Stockholm, Sweden). 4b528cefcSMark Murray * All rights reserved. 5b528cefcSMark Murray * 6b528cefcSMark Murray * Redistribution and use in source and binary forms, with or without 7b528cefcSMark Murray * modification, are permitted provided that the following conditions 8b528cefcSMark Murray * are met: 9b528cefcSMark Murray * 10b528cefcSMark Murray * 1. Redistributions of source code must retain the above copyright 11b528cefcSMark Murray * notice, this list of conditions and the following disclaimer. 12b528cefcSMark Murray * 13b528cefcSMark Murray * 2. Redistributions in binary form must reproduce the above copyright 14b528cefcSMark Murray * notice, this list of conditions and the following disclaimer in the 15b528cefcSMark Murray * documentation and/or other materials provided with the distribution. 16b528cefcSMark Murray * 17b528cefcSMark Murray * 3. Neither the name of the Institute nor the names of its contributors 18b528cefcSMark Murray * may be used to endorse or promote products derived from this software 19b528cefcSMark Murray * without specific prior written permission. 20b528cefcSMark Murray * 21b528cefcSMark Murray * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 22b528cefcSMark Murray * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23b528cefcSMark Murray * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24b528cefcSMark Murray * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 25b528cefcSMark Murray * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26b528cefcSMark Murray * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27b528cefcSMark Murray * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28b528cefcSMark Murray * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29b528cefcSMark Murray * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30b528cefcSMark Murray * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31b528cefcSMark Murray * SUCH DAMAGE. 32b528cefcSMark Murray */ 33b528cefcSMark Murray 34b528cefcSMark Murray #include "krb5_locl.h" 35b528cefcSMark Murray 36adb0ddaeSAssar Westerlund RCSID("$Id: keyblock.c,v 1.12 2001/05/14 06:14:48 assar Exp $"); 375e9cd1aeSAssar Westerlund 38b528cefcSMark Murray void 39b528cefcSMark Murray krb5_free_keyblock_contents(krb5_context context, 40b528cefcSMark Murray krb5_keyblock *keyblock) 41b528cefcSMark Murray { 42b528cefcSMark Murray if(keyblock) { 43b528cefcSMark Murray if (keyblock->keyvalue.data != NULL) 44b528cefcSMark Murray memset(keyblock->keyvalue.data, 0, keyblock->keyvalue.length); 45b528cefcSMark Murray krb5_data_free (&keyblock->keyvalue); 46b528cefcSMark Murray } 47b528cefcSMark Murray } 48b528cefcSMark Murray 49b528cefcSMark Murray void 50b528cefcSMark Murray krb5_free_keyblock(krb5_context context, 51b528cefcSMark Murray krb5_keyblock *keyblock) 52b528cefcSMark Murray { 53b528cefcSMark Murray if(keyblock){ 54b528cefcSMark Murray krb5_free_keyblock_contents(context, keyblock); 55b528cefcSMark Murray free(keyblock); 56b528cefcSMark Murray } 57b528cefcSMark Murray } 58b528cefcSMark Murray 59b528cefcSMark Murray krb5_error_code 60b528cefcSMark Murray krb5_copy_keyblock_contents (krb5_context context, 61b528cefcSMark Murray const krb5_keyblock *inblock, 62b528cefcSMark Murray krb5_keyblock *to) 63b528cefcSMark Murray { 64b528cefcSMark Murray return copy_EncryptionKey(inblock, to); 65b528cefcSMark Murray } 66b528cefcSMark Murray 67b528cefcSMark Murray krb5_error_code 68b528cefcSMark Murray krb5_copy_keyblock (krb5_context context, 69b528cefcSMark Murray const krb5_keyblock *inblock, 70b528cefcSMark Murray krb5_keyblock **to) 71b528cefcSMark Murray { 72b528cefcSMark Murray krb5_keyblock *k; 73b528cefcSMark Murray 74b528cefcSMark Murray k = malloc (sizeof(*k)); 75adb0ddaeSAssar Westerlund if (k == NULL) { 76adb0ddaeSAssar Westerlund krb5_set_error_string(context, "malloc: out of memory"); 77b528cefcSMark Murray return ENOMEM; 78adb0ddaeSAssar Westerlund } 79b528cefcSMark Murray *to = k; 80b528cefcSMark Murray return krb5_copy_keyblock_contents (context, inblock, k); 81b528cefcSMark Murray } 82