diff options
Diffstat (limited to 'crypto/heimdal/lib/krb5/keytab_memory.c')
| -rw-r--r-- | crypto/heimdal/lib/krb5/keytab_memory.c | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/crypto/heimdal/lib/krb5/keytab_memory.c b/crypto/heimdal/lib/krb5/keytab_memory.c deleted file mode 100644 index 9fde8d086e05..000000000000 --- a/crypto/heimdal/lib/krb5/keytab_memory.c +++ /dev/null @@ -1,161 +0,0 @@ -/* - * Copyright (c) 1997 - 2000 Kungliga Tekniska Högskolan - * (Royal Institute of Technology, Stockholm, Sweden). - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * 3. Neither the name of the Institute nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include "krb5_locl.h" - -RCSID("$Id: keytab_memory.c,v 1.4 2000/02/07 03:18:39 assar Exp $"); - -/* memory operations -------------------------------------------- */ - -struct mkt_data { - krb5_keytab_entry *entries; - int num_entries; -}; - -static krb5_error_code -mkt_resolve(krb5_context context, const char *name, krb5_keytab id) -{ - struct mkt_data *d; - d = malloc(sizeof(*d)); - if(d == NULL) - return ENOMEM; - d->entries = NULL; - d->num_entries = 0; - id->data = d; - return 0; -} - -static krb5_error_code -mkt_close(krb5_context context, krb5_keytab id) -{ - struct mkt_data *d = id->data; - int i; - for(i = 0; i < d->num_entries; i++) - krb5_kt_free_entry(context, &d->entries[i]); - free(d->entries); - free(d); - return 0; -} - -static krb5_error_code -mkt_get_name(krb5_context context, - krb5_keytab id, - char *name, - size_t namesize) -{ - strlcpy(name, "", namesize); - return 0; -} - -static krb5_error_code -mkt_start_seq_get(krb5_context context, - krb5_keytab id, - krb5_kt_cursor *c) -{ - /* XXX */ - c->fd = 0; - return 0; -} - -static krb5_error_code -mkt_next_entry(krb5_context context, - krb5_keytab id, - krb5_keytab_entry *entry, - krb5_kt_cursor *c) -{ - struct mkt_data *d = id->data; - if(c->fd >= d->num_entries) - return KRB5_KT_END; - return krb5_kt_copy_entry_contents(context, &d->entries[c->fd++], entry); -} - -static krb5_error_code -mkt_end_seq_get(krb5_context context, - krb5_keytab id, - krb5_kt_cursor *cursor) -{ - return 0; -} - -static krb5_error_code -mkt_add_entry(krb5_context context, - krb5_keytab id, - krb5_keytab_entry *entry) -{ - struct mkt_data *d = id->data; - krb5_keytab_entry *tmp; - tmp = realloc(d->entries, (d->num_entries + 1) * sizeof(*d->entries)); - if(tmp == NULL) - return ENOMEM; - d->entries = tmp; - return krb5_kt_copy_entry_contents(context, entry, - &d->entries[d->num_entries++]); -} - -static krb5_error_code -mkt_remove_entry(krb5_context context, - krb5_keytab id, - krb5_keytab_entry *entry) -{ - struct mkt_data *d = id->data; - krb5_keytab_entry *e, *end; - - /* do this backwards to minimize copying */ - for(end = d->entries + d->num_entries, e = end - 1; e >= d->entries; e--) { - if(krb5_kt_compare(context, e, entry->principal, - entry->vno, entry->keyblock.keytype)) { - krb5_kt_free_entry(context, e); - memmove(e, e + 1, (end - e - 1) * sizeof(*e)); - memset(end - 1, 0, sizeof(*end)); - d->num_entries--; - end--; - } - } - e = realloc(d->entries, d->num_entries * sizeof(*d->entries)); - if(e != NULL) - d->entries = e; - return 0; -} - -const krb5_kt_ops krb5_mkt_ops = { - "MEMORY", - mkt_resolve, - mkt_get_name, - mkt_close, - NULL, /* get */ - mkt_start_seq_get, - mkt_next_entry, - mkt_end_seq_get, - mkt_add_entry, - mkt_remove_entry -}; |