incubator-nuttx/fs/hostfs/hostfs_rpmsg.h

202 lines
6.4 KiB
C

/****************************************************************************
* fs/hostfs/hostfs_rpmsg.h
* Hostfs rpmsg driver header file
*
* Copyright (C) 2017 Pinecone Inc. All rights reserved.
* Author: Guiding Li<liguiding@pinecone.net>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __FS_HOSTFS_HOSTFS_RPMSG_H
#define __FS_HOSTFS_HOSTFS_RPMSG_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <sys/stat.h>
#include <sys/statfs.h>
/****************************************************************************
* Pre-processor definitions
****************************************************************************/
#ifndef ARRAY_SIZE
# define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
#endif
#define HOSTFS_RPMSG_EPT_NAME "rpmsg-hostfs"
#define HOSTFS_RPMSG_OPEN 1
#define HOSTFS_RPMSG_CLOSE 2
#define HOSTFS_RPMSG_READ 3
#define HOSTFS_RPMSG_WRITE 4
#define HOSTFS_RPMSG_LSEEK 5
#define HOSTFS_RPMSG_IOCTL 6
#define HOSTFS_RPMSG_SYNC 7
#define HOSTFS_RPMSG_DUP 8
#define HOSTFS_RPMSG_FSTAT 9
#define HOSTFS_RPMSG_FTRUNCATE 10
#define HOSTFS_RPMSG_OPENDIR 11
#define HOSTFS_RPMSG_READDIR 12
#define HOSTFS_RPMSG_REWINDDIR 13
#define HOSTFS_RPMSG_CLOSEDIR 14
#define HOSTFS_RPMSG_STATFS 15
#define HOSTFS_RPMSG_UNLINK 16
#define HOSTFS_RPMSG_MKDIR 17
#define HOSTFS_RPMSG_RMDIR 18
#define HOSTFS_RPMSG_RENAME 19
#define HOSTFS_RPMSG_STAT 20
/****************************************************************************
* Public Types
****************************************************************************/
begin_packed_struct struct hostfs_rpmsg_header_s
{
uint32_t command;
int32_t result;
uint64_t cookie;
} end_packed_struct;
begin_packed_struct struct hostfs_rpmsg_open_s
{
struct hostfs_rpmsg_header_s header;
int32_t flags;
int32_t mode;
char pathname[0];
} end_packed_struct;
begin_packed_struct struct hostfs_rpmsg_close_s
{
struct hostfs_rpmsg_header_s header;
int32_t fd;
} end_packed_struct;
begin_packed_struct struct hostfs_rpmsg_read_s
{
struct hostfs_rpmsg_header_s header;
int32_t fd;
uint32_t count;
char buf[0];
} end_packed_struct;
#define hostfs_rpmsg_write_s hostfs_rpmsg_read_s
begin_packed_struct struct hostfs_rpmsg_lseek_s
{
struct hostfs_rpmsg_header_s header;
int32_t fd;
int32_t whence;
int32_t offset;
} end_packed_struct;
begin_packed_struct struct hostfs_rpmsg_ioctl_s
{
struct hostfs_rpmsg_header_s header;
int32_t fd;
int32_t request;
int32_t arg;
} end_packed_struct;
#define hostfs_rpmsg_sync_s hostfs_rpmsg_close_s
#define hostfs_rpmsg_dup_s hostfs_rpmsg_close_s
begin_packed_struct struct hostfs_rpmsg_fstat_s
{
struct hostfs_rpmsg_header_s header;
int32_t fd;
uint32_t reserved;
struct stat buf;
} end_packed_struct;
begin_packed_struct struct hostfs_rpmsg_ftruncate_s
{
struct hostfs_rpmsg_header_s header;
int32_t fd;
int32_t length;
} end_packed_struct;
begin_packed_struct struct hostfs_rpmsg_opendir_s
{
struct hostfs_rpmsg_header_s header;
char pathname[0];
} end_packed_struct;
begin_packed_struct struct hostfs_rpmsg_readdir_s
{
struct hostfs_rpmsg_header_s header;
int32_t fd;
uint32_t type;
char name[0];
} end_packed_struct;
#define hostfs_rpmsg_rewinddir_s hostfs_rpmsg_close_s
#define hostfs_rpmsg_closedir_s hostfs_rpmsg_close_s
begin_packed_struct struct hostfs_rpmsg_statfs_s
{
struct hostfs_rpmsg_header_s header;
union
{
struct statfs buf;
uint32_t reserved[16];
};
char pathname[0];
} end_packed_struct;
#define hostfs_rpmsg_unlink_s hostfs_rpmsg_opendir_s
begin_packed_struct struct hostfs_rpmsg_mkdir_s
{
struct hostfs_rpmsg_header_s header;
int32_t mode;
uint32_t reserved;
char pathname[0];
} end_packed_struct;
#define hostfs_rpmsg_rmdir_s hostfs_rpmsg_opendir_s
#define hostfs_rpmsg_rename_s hostfs_rpmsg_opendir_s
begin_packed_struct struct hostfs_rpmsg_stat_s
{
struct hostfs_rpmsg_header_s header;
union
{
struct stat buf;
uint32_t reserved[16];
};
char pathname[0];
} end_packed_struct;
#endif /* __FS_HOSTFS_HOSTFS_RPMSG_H */