mirror of
https://github.com/openharmony/kernel_linux_common_modules.git
synced 2026-08-27 01:31:36 -04:00
Brian
123 lines
2.6 KiB
C
123 lines
2.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* include/linux/sched/auth_ctrl.h
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*
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* Copyright (c) 2022 Huawei Device Co., Ltd.
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*/
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#ifndef _AUTH_CTRL_H
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#define _AUTH_CTRL_H
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#include <linux/fs.h>
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#define ROOT_UID 0
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#define SYSTEM_UID 1000
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#define SUPER_UID SYSTEM_UID
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#define RESOURCE_SCHEDULE_SERVICE_UID 1096
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#define super_uid(uid) (uid == ROOT_UID || uid == SYSTEM_UID || uid == RESOURCE_SCHEDULE_SERVICE_UID)
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enum ioctl_abi_format_auth{
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AUTH_IOCTL_ABI_ARM32,
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AUTH_IOCTL_ABI_AARCH64,
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};
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enum auth_ctrl_cmdid {
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BASIC_AUTH_CTRL = 1,
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AUTH_CTRL_MAX_NR
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};
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#define AUTH_CTRL_IPC_MAGIG 0xCD
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#define BASIC_AUTH_CTRL_OPERATION \
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_IOWR(AUTH_CTRL_IPC_MAGIG, BASIC_AUTH_CTRL, struct auth_ctrl_data)
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enum auth_flag_type {
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#ifdef CONFIG_RTG_AUTHORITY
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RTG_AUTH_FLAG,
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#endif
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#ifdef CONFIG_QOS_AUTHORITY
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QOS_AUTH_FLAG,
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#endif
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};
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#define INVALIED_AUTH_FLAG 0x00000000
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struct auth_ctrl_data {
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unsigned int pid;
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/*
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* type: operation type, see auth_manipulate_type, valid range [1, AUTH_MAX_NR)
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*
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* rtg_ua_flag: authority flag for RTG, see AF_RTG_ALL
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*
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* qos_ua_flag: authority flag for QOS, see AF_QOS_ALL
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*
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* status: current status for uid, use to match qos policy, see auth_status and
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* qos_policy_type, valid range [1, AUTH_STATUS_MAX_NR - 1)
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*
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*/
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unsigned int type;
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unsigned int rtg_ua_flag;
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unsigned int qos_ua_flag;
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unsigned int status;
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};
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enum auth_err_no {
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ARG_INVALID = 1,
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THREAD_EXITING,
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DIRTY_QOS_POLICY,
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PID_NOT_AUTHORIZED,
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PID_NOT_FOUND,
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PID_DUPLICATE,
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PID_NOT_EXIST,
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INVALID_AUTH,
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QOS_THREAD_NUM_EXCEED_LIMIT,
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};
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enum auth_manipulate_type {
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AUTH_ENABLE = 1,
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AUTH_DELETE,
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AUTH_GET,
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AUTH_SWITCH,
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AUTH_MAX_NR,
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};
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#ifndef CONFIG_QOS_POLICY_MAX_NR
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#define QOS_STATUS_COUNT 5
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#else
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#define QOS_STATUS_COUNT CONFIG_QOS_POLICY_MAX_NR
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#endif
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/* keep match with qos_policy_type */
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enum auth_status {
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/* reserved fo QOS_POLICY_DEFAULT, no qos supply in this status */
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AUTH_STATUS_DISABLED = 1,
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/* reserved for ROOT and SYSTEM */
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AUTH_STATUS_SYSTEM_SERVER = 2,
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/*
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* these space for user specific status
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* range (AUTH_STATUS_SYSTEM_SERVER, AUTH_STATUS_DEAD)
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*
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* initial the policy in matching index of qos_policy_array first before use
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* see ctrl_qos_policy
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*/
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/* reserved for destorying auth_struct*/
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AUTH_STATUS_DEAD = QOS_STATUS_COUNT,
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AUTH_STATUS_MAX_NR = QOS_STATUS_COUNT + 1,
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};
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struct auth_struct;
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long auth_ctrl_ioctl(int abi, struct file *file, unsigned int cmd, unsigned long arg);
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void get_auth_struct(struct auth_struct *auth);
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void put_auth_struct(struct auth_struct *auth);
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struct auth_struct *get_authority(struct task_struct *p);
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bool check_authorized(unsigned int func_id, unsigned int type);
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#endif /* _AUTH_CTRL_H */
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