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/*
* Copyright (c) 2000 - 2014 Samsung Electronics Co., Ltd All Rights Reserved
*
* Licensed 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 access-control.h
* @author Maciej Karpiuk (m.karpiuk2@samsung.com)
* @version 1.0
* @brief DB access control layer.
*/
#pragma once
#include <string>
#include <ckm/ckm-type.h>
#include <ckm/ckm-raw-buffer.h>
#include <db-row.h>
#include <permission.h>
#include <generic-socket-manager.h>
namespace CKM {
class AccessControl {
public:
/**
* return true if client uid is from the system services uid space
*/
bool isSystemService(const uid_t uid) const;
bool isSystemService(const CKM::Credentials &cred) const;
/**
* check if given data can be saved by current accessor
* @return CKM_API_SUCCESS if access is allowed, otherwise negative error code
*/
int canSave(const CKM::Credentials &accessorCred,
const ClientId &owner) const;
/**
* check if given data can be modified by accessor
* @return CKM_API_SUCCESS if access is allowed, otherwise negative error code
*/
int canModify(const CKM::Credentials &accessorCred,
const ClientId &owner) const;
/**
* check if given row can be read (for internal use)
* @return CKM_API_SUCCESS if access is allowed, otherwise negative error code
*/
int canRead(const CKM::Credentials &accessorCred,
const PermissionMask &existingPermission) const;
/**
* check if given row can be exported (data provided to the client)
* @return CKM_API_SUCCESS if access is allowed, otherwise negative error code
*/
int canExport(const CKM::Credentials &accessorCred,
const DB::Row &row,
const PermissionMask &existingPermission) const;
/**
* check if given accessor can delete owner's items.
* @return CKM_API_SUCCESS if access is allowed, otherwise negative error code
*/
int canDelete(const CKM::Credentials &accessorCred,
const PermissionMask &existingPermission) const;
void updateCCMode();
bool isCCMode() const;
private:
bool m_ccMode;
};
} // namespace CKM
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