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/* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @file mod_auth.h
* @brief uthentication Extension Module for Apache
*
* @defgroup MOD_AUTH mod_auth
* @ingroup APACHE_MODS
*/
#ifndef APACHE_MOD_AUTH_H
#define APACHE_MOD_AUTH_H
#include "apr_pools.h"
#include "apr_hash.h"
#include "httpd.h"
#ifdef __cplusplus
extern "C" {
#endif
#define AUTHN_PROVIDER_GROUP "authn"
#define AUTHN_DEFAULT_PROVIDER "file"
#define AUTHZ_GROUP_NOTE "authz_group_note"
#define AUTHN_PROVIDER_NAME_NOTE "authn_provider_name"
#define AUTHN_PREFIX "AUTHENTICATE_"
typedef enum {
AUTH_DENIED,
AUTH_GRANTED,
AUTH_USER_FOUND,
AUTH_USER_NOT_FOUND,
AUTH_GENERAL_ERROR
} authn_status;
typedef struct {
/* Given a username and password, expected to return AUTH_GRANTED
* if we can validate this user/password combination.
*/
authn_status (*check_password)(request_rec *r, const char *user,
const char *password);
/* Given a user and realm, expected to return AUTH_USER_FOUND if we
* can find a md5 hash of 'user:realm:password'
*/
authn_status (*get_realm_hash)(request_rec *r, const char *user,
const char *realm, char **rethash);
} authn_provider;
/* A linked-list of authn providers. */
typedef struct authn_provider_list authn_provider_list;
struct authn_provider_list {
const char *provider_name;
const authn_provider *provider;
authn_provider_list *next;
};
typedef struct {
/* For a given user, return a hash of all groups the user belongs to. */
apr_hash_t * (*get_user_groups)(request_rec *r, const char *user);
} authz_provider;
#ifdef __cplusplus
}
#endif
#endif
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