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/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/*
* plugins/kdb/ldap/kdb_ext.c
*
* Copyright (C) 2009 by the Massachusetts Institute of Technology.
* All rights reserved.
*
* Export of this software from the United States of America may
* require a specific license from the United States Government.
* It is the responsibility of any person or organization contemplating
* export to obtain such a license before exporting.
*
* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
* distribute this software and its documentation for any purpose and
* without fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright notice and
* this permission notice appear in supporting documentation, and that
* the name of M.I.T. not be used in advertising or publicity pertaining
* to distribution of the software without specific, written prior
* permission. Furthermore if you modify this software you must label
* your software as modified software and not distribute it in such a
* fashion that it might be confused with the original M.I.T. software.
* M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is" without express
* or implied warranty.
*
*
*
*/
#include "k5-int.h"
#include "kdb.h"
#include <stdio.h>
#include <errno.h>
#include "kdb_ldap.h"
static krb5_error_code
krb5_ldap_check_policy_as(krb5_context context,
unsigned int method,
const krb5_data *request,
krb5_data *response)
{
const kdb_check_policy_as_req *req;
kdb_check_policy_as_rep *rep;
krb5_error_code code;
req = (const kdb_check_policy_as_req *)request->data;
rep = (kdb_check_policy_as_rep *)response->data;
rep->status = NULL;
code = krb5_ldap_lockout_check_policy(context, req->client,
req->kdc_time);
if (code == KRB5KDC_ERR_CLIENT_REVOKED)
rep->status = "LOCKED_OUT";
return code;
}
static krb5_error_code
krb5_ldap_audit_as(krb5_context context,
unsigned int method,
const krb5_data *request,
krb5_data *response)
{
const kdb_audit_as_req *req;
krb5_error_code code;
req = (const kdb_audit_as_req *)request->data;
code = krb5_ldap_lockout_audit(context, req->client,
req->authtime, req->error_code);
return code;
}
static krb5_error_code
krb5_ldap_check_allowed_to_delegate(krb5_context context,
unsigned int method,
const krb5_data *request,
krb5_data *response)
{
const kdb_check_allowed_to_delegate_req *req;
krb5_error_code code;
krb5_tl_data *tlp;
req = (const kdb_check_allowed_to_delegate_req *)request->data;
code = KRB5KDC_ERR_POLICY;
for (tlp = req->server->tl_data; tlp != NULL; tlp = tlp->tl_data_next) {
krb5_principal acl;
if (tlp->tl_data_type != KRB5_TL_CONSTRAINED_DELEGATION_ACL)
continue;
if (krb5_parse_name(context, (char *)tlp->tl_data_contents, &acl) != 0)
continue;
if (krb5_principal_compare(context, req->proxy, acl)) {
code = 0;
krb5_free_principal(context, acl);
break;
}
krb5_free_principal(context, acl);
}
return code;
}
krb5_error_code
krb5_ldap_invoke(krb5_context context,
unsigned int method,
const krb5_data *req,
krb5_data *rep)
{
krb5_error_code code = KRB5_PLUGIN_OP_NOTSUPP;
switch (method) {
case KRB5_KDB_METHOD_CHECK_POLICY_AS:
code = krb5_ldap_check_policy_as(context, method, req, rep);
break;
case KRB5_KDB_METHOD_AUDIT_AS:
code = krb5_ldap_audit_as(context, method, req, rep);
break;
case KRB5_KDB_METHOD_CHECK_ALLOWED_TO_DELEGATE:
code = krb5_ldap_check_allowed_to_delegate(context, method, req, rep);
break;
default:
break;
}
return code;
}
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