android_kernel_samsung_msm8976/include/sdp/fs_handler.h

81 lines
1.9 KiB
C

/*
* Copyright (c) 2015 Samsung Electronics Co., Ltd.
*
* Sensitive Data Protection
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef _SDP_FS_HANDLER_H
#define _SDP_FS_HANDLER_H
#include <sdp/dek_common.h>
#include <sdp/fs_request.h>
#include <linux/list.h>
#include <linux/wait.h>
#include <linux/spinlock.h>
#include <linux/limits.h>
#define SDP_FS_HANDLER_NETLINK 28
#define SDP_FS_HANDLER_PID_SET 3001
#define SDP_FS_HANDLER_RESULT 3002
#define OP_SDP_SET_DIR_SENSITIVE 10
#define OP_SDP_SET_DIR_PROTECTED 11
#define OP_SDP_ERROR 99
typedef struct result {
u32 request_id;
u8 opcode;
s16 ret;
}result_t;
/** The request state */
enum req_state {
SDP_FS_HANDLER_REQ_INIT = 0,
SDP_FS_HANDLER_REQ_PENDING,
SDP_FS_HANDLER_REQ_FINISHED
};
typedef struct __sdp_fs_handler_contorl {
struct list_head pending_list;
//wait_queue_head_t waitq;
spinlock_t lock;
/** The next unique request id */
u32 reqctr;
}sdp_fs_handler_control_t;
typedef struct __sdp_fs_handler_request {
u32 id;
u8 opcode;
struct list_head list;
/** refcount */
atomic_t count;
enum req_state state;
sdp_fs_command_t command;
result_t result;
fs_request_cb_t callback;
/** The request was aborted */
u8 aborted;
}sdp_fs_handler_request_t;
#endif