/*
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* Copyright (c) 2016, Fuzhou Rockchip Electronics Co.,Ltd.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef TEE_SUPP_RK_FS_H
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#define TEE_SUPP_RK_FS_H
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#include <stddef.h>
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/*
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* Operations and defines shared with TEE.
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*/
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#define TEE_FS_OPEN 1
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#define TEE_FS_CLOSE 2
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#define TEE_FS_READ 3
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#define TEE_FS_WRITE 4
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#define TEE_FS_SEEK 5
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#define TEE_FS_UNLINK 6
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#define TEE_FS_RENAME 7
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#define TEE_FS_TRUNC 8
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#define TEE_FS_MKDIR 9
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#define TEE_FS_OPENDIR 10
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#define TEE_FS_CLOSEDIR 11
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#define TEE_FS_READDIR 12
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#define TEE_FS_RMDIR 13
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#define TEE_FS_ACCESS 14
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#define TEE_FS_LINK 15
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/*
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* Open flags, defines shared with TEE.
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*/
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#define TEE_FS_O_RDONLY 0x1
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#define TEE_FS_O_WRONLY 0x2
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#define TEE_FS_O_RDWR 0x4
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#define TEE_FS_O_CREAT 0x8
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#define TEE_FS_O_EXCL 0x10
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#define TEE_FS_O_APPEND 0x20
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/*
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* Seek flags, defines shared with TEE.
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*/
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#define TEE_FS_SEEK_SET 0x1
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#define TEE_FS_SEEK_END 0x2
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#define TEE_FS_SEEK_CUR 0x4
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/*
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* Mkdir flags, defines shared with TEE.
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*/
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#define TEE_FS_S_IWUSR 0x1
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#define TEE_FS_S_IRUSR 0x2
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/*
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* Access flags, X_OK not supported, defines shared with TEE.
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*/
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#define TEE_FS_R_OK 0x1
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#define TEE_FS_W_OK 0x2
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#define TEE_FS_F_OK 0x4
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#define RK_FS_R 0x1
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#define RK_FS_W 0x2
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#define RK_FS_D 0x8
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/* Function Defines */
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#define UNREFERENCED_PARAMETER(P) (P = P)
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#define CHECKFLAG(flags, flag) (flags & flag)
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#define ADDFLAG(flags, flag) (flags | flag)
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#define RKSS_VERSION_V1 1
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#define RKSS_VERSION_V2 2
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#define RKSS_VERSION_ERR 100
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/*
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* Structure for file related RPC calls
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*
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* @op The operation like open, close, read, write etc
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* @flags Flags to the operation shared with secure world
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* @arg Argument to operation
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* @fd NW file descriptor
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* @len Length of buffer at the end of this struct
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* @res Result of the operation
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*/
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struct tee_fs_rpc {
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int op;
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int flags;
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int arg;
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int fd;
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uint32_t len;
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int res;
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};
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int tee_supp_rk_fs_init_v1(void);
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int tee_supp_rk_fs_process_v1(void *cmd, size_t cmd_size);
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int tee_supp_rk_fs_init_v2(void);
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int tee_supp_rk_fs_process_v2(void *cmd, size_t cmd_size);
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int OpteeClientRkFsInit(void);
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int OpteeClientRkFsProcess(void *cmd, size_t cmd_size);
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#endif
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