diff options
Diffstat (limited to 'crypto/heimdal/lib/krb5/mcache.c')
| -rw-r--r-- | crypto/heimdal/lib/krb5/mcache.c | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/crypto/heimdal/lib/krb5/mcache.c b/crypto/heimdal/lib/krb5/mcache.c new file mode 100644 index 0000000..d45deea --- /dev/null +++ b/crypto/heimdal/lib/krb5/mcache.c @@ -0,0 +1,227 @@ +/* + * Copyright (c) 1997-1999 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: mcache.c,v 1.10 1999/12/02 17:05:11 joda Exp $"); + +typedef struct krb5_mcache { + krb5_principal primary_principal; + struct link { + krb5_creds cred; + struct link *next; + } *creds; +} krb5_mcache; + +#define MCC_CURSOR(C) ((struct link*)(C)) + +static char* +mcc_get_name(krb5_context context, + krb5_ccache id) +{ + return ""; /* XXX */ +} + +static krb5_error_code +mcc_resolve(krb5_context context, krb5_ccache *id, const char *res) +{ + krb5_abortx(context, "unimplemented mcc_resolve called"); +} + +static krb5_error_code +mcc_gen_new(krb5_context context, krb5_ccache *id) +{ + krb5_mcache *m; + + m = malloc (sizeof(*m)); + if (m == NULL) + return KRB5_CC_NOMEM; + m->primary_principal = NULL; + m->creds = NULL; + (*id)->data.data = m; + (*id)->data.length = sizeof(*m); + return 0; +} + +static krb5_error_code +mcc_initialize(krb5_context context, + krb5_ccache id, + krb5_principal primary_principal) +{ + krb5_error_code ret; + krb5_mcache *m; + + m = (krb5_mcache *)id->data.data; + + ret = krb5_copy_principal (context, + primary_principal, + &m->primary_principal); + if (ret) + return ret; + return 0; +} + +static krb5_error_code +mcc_close(krb5_context context, + krb5_ccache id) +{ + krb5_mcache *m = (krb5_mcache *)id->data.data; + struct link *l; + + krb5_free_principal (context, m->primary_principal); + l = m->creds; + while (l != NULL) { + struct link *old; + + krb5_free_creds_contents (context, &l->cred); + old = l; + l = l->next; + free (old); + } + krb5_data_free(&id->data); + return 0; +} + +static krb5_error_code +mcc_destroy(krb5_context context, + krb5_ccache id) +{ + return 0; +} + +static krb5_error_code +mcc_store_cred(krb5_context context, + krb5_ccache id, + krb5_creds *creds) +{ + krb5_error_code ret; + krb5_mcache *m = (krb5_mcache *)id->data.data; + struct link *l; + + l = malloc (sizeof(*l)); + if (l == NULL) + return KRB5_CC_NOMEM; + l->next = m->creds; + m->creds = l; + memset (&l->cred, 0, sizeof(l->cred)); + ret = krb5_copy_creds_contents (context, creds, &l->cred); + if (ret) { + m->creds = l->next; + free (l); + return ret; + } + return 0; +} + +static krb5_error_code +mcc_get_principal(krb5_context context, + krb5_ccache id, + krb5_principal *principal) +{ + krb5_mcache *m = (krb5_mcache *)id->data.data; + + return krb5_copy_principal (context, + m->primary_principal, + principal); +} + +static krb5_error_code +mcc_get_first (krb5_context context, + krb5_ccache id, + krb5_cc_cursor *cursor) +{ + krb5_mcache *m = (krb5_mcache *)id->data.data; + *cursor = m->creds; + return 0; +} + +static krb5_error_code +mcc_get_next (krb5_context context, + krb5_ccache id, + krb5_cc_cursor *cursor, + krb5_creds *creds) +{ + struct link *l; + + l = *cursor; + if (l != NULL) { + *cursor = l->next; + return krb5_copy_creds_contents (context, + &l->cred, + creds); + } else + return KRB5_CC_END; +} + +static krb5_error_code +mcc_end_get (krb5_context context, + krb5_ccache id, + krb5_cc_cursor *cursor) +{ + return 0; +} + +static krb5_error_code +mcc_remove_cred(krb5_context context, + krb5_ccache id, + krb5_flags which, + krb5_creds *cred) +{ + return 0; /* XXX */ +} + +static krb5_error_code +mcc_set_flags(krb5_context context, + krb5_ccache id, + krb5_flags flags) +{ + return 0; /* XXX */ +} + +const krb5_cc_ops krb5_mcc_ops = { + "MEMORY", + mcc_get_name, + mcc_resolve, + mcc_gen_new, + mcc_initialize, + mcc_destroy, + mcc_close, + mcc_store_cred, + NULL, /* mcc_retrieve */ + mcc_get_principal, + mcc_get_first, + mcc_get_next, + mcc_end_get, + mcc_remove_cred, + mcc_set_flags +}; |
