keys.c revision 178825
172445Sassar/* 272445Sassar * Copyright (c) 1997 - 2000 Kungliga Tekniska H�gskolan 372445Sassar * (Royal Institute of Technology, Stockholm, Sweden). 472445Sassar * All rights reserved. 572445Sassar * 672445Sassar * Redistribution and use in source and binary forms, with or without 772445Sassar * modification, are permitted provided that the following conditions 872445Sassar * are met: 972445Sassar * 1072445Sassar * 1. Redistributions of source code must retain the above copyright 1172445Sassar * notice, this list of conditions and the following disclaimer. 1272445Sassar * 1372445Sassar * 2. Redistributions in binary form must reproduce the above copyright 1472445Sassar * notice, this list of conditions and the following disclaimer in the 1572445Sassar * documentation and/or other materials provided with the distribution. 1672445Sassar * 1772445Sassar * 3. Neither the name of the Institute nor the names of its contributors 1872445Sassar * may be used to endorse or promote products derived from this software 1972445Sassar * without specific prior written permission. 2072445Sassar * 2172445Sassar * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 2272445Sassar * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2372445Sassar * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2472445Sassar * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 2572445Sassar * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2672445Sassar * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2772445Sassar * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2872445Sassar * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2972445Sassar * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3072445Sassar * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3172445Sassar * SUCH DAMAGE. 3272445Sassar */ 3372445Sassar 3472445Sassar#include "kadm5_locl.h" 3572445Sassar 36178825SdfrRCSID("$Id: keys.c 14297 2004-10-11 23:50:25Z lha $"); 3772445Sassar 3872445Sassar/* 3972445Sassar * free all the memory used by (len, keys) 4072445Sassar */ 4172445Sassar 4272445Sassarvoid 43178825Sdfr_kadm5_free_keys (krb5_context context, 4472445Sassar int len, Key *keys) 4572445Sassar{ 46178825Sdfr hdb_free_keys(context, len, keys); 4772445Sassar} 4872445Sassar 4972445Sassar/* 5072445Sassar * null-ify `len', `keys' 5172445Sassar */ 5272445Sassar 5372445Sassarvoid 5472445Sassar_kadm5_init_keys (Key *keys, int len) 5572445Sassar{ 5672445Sassar int i; 5772445Sassar 5872445Sassar for (i = 0; i < len; ++i) { 5972445Sassar keys[i].mkvno = NULL; 6072445Sassar keys[i].salt = NULL; 6172445Sassar keys[i].key.keyvalue.length = 0; 6272445Sassar keys[i].key.keyvalue.data = NULL; 6372445Sassar } 6472445Sassar} 6572445Sassar 6672445Sassar/* 6772445Sassar * return 0 iff `keys1, len1' and `keys2, len2' are identical 6872445Sassar */ 6972445Sassar 7072445Sassarint 7172445Sassar_kadm5_cmp_keys(Key *keys1, int len1, Key *keys2, int len2) 7272445Sassar{ 7372445Sassar int i; 7472445Sassar 7572445Sassar if (len1 != len2) 7672445Sassar return 1; 7772445Sassar 7872445Sassar for (i = 0; i < len1; ++i) { 7972445Sassar if ((keys1[i].salt != NULL && keys2[i].salt == NULL) 8072445Sassar || (keys1[i].salt == NULL && keys2[i].salt != NULL)) 8172445Sassar return 1; 8272445Sassar if (keys1[i].salt != NULL) { 8372445Sassar if (keys1[i].salt->type != keys2[i].salt->type) 8472445Sassar return 1; 8572445Sassar if (keys1[i].salt->salt.length != keys2[i].salt->salt.length) 8672445Sassar return 1; 8772445Sassar if (memcmp (keys1[i].salt->salt.data, keys2[i].salt->salt.data, 8872445Sassar keys1[i].salt->salt.length) != 0) 8972445Sassar return 1; 9072445Sassar } 9172445Sassar if (keys1[i].key.keytype != keys2[i].key.keytype) 9272445Sassar return 1; 9372445Sassar if (keys1[i].key.keyvalue.length != keys2[i].key.keyvalue.length) 9472445Sassar return 1; 9572445Sassar if (memcmp (keys1[i].key.keyvalue.data, keys2[i].key.keyvalue.data, 9672445Sassar keys1[i].key.keyvalue.length) != 0) 9772445Sassar return 1; 9872445Sassar } 9972445Sassar return 0; 10072445Sassar} 101