1 /* 2 * Copyright (c) 2016, Fuzhou Rockchip Electronics Co.,Ltd. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 11 * 2. Redistributions in binary form must reproduce the above copyright notice, 12 * this list of conditions and the following disclaimer in the documentation 13 * and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25 * POSSIBILITY OF SUCH DAMAGE. 26 */ 27 #ifndef TEE_SUPP_RK_FS_H 28 #define TEE_SUPP_RK_FS_H 29 30 #include <stddef.h> 31 32 /* 33 * Operations and defines shared with TEE. 34 */ 35 #define TEE_FS_OPEN 1 36 #define TEE_FS_CLOSE 2 37 #define TEE_FS_READ 3 38 #define TEE_FS_WRITE 4 39 #define TEE_FS_SEEK 5 40 #define TEE_FS_UNLINK 6 41 #define TEE_FS_RENAME 7 42 #define TEE_FS_TRUNC 8 43 #define TEE_FS_MKDIR 9 44 #define TEE_FS_OPENDIR 10 45 #define TEE_FS_CLOSEDIR 11 46 #define TEE_FS_READDIR 12 47 #define TEE_FS_RMDIR 13 48 #define TEE_FS_ACCESS 14 49 #define TEE_FS_LINK 15 50 51 /* 52 * Open flags, defines shared with TEE. 53 */ 54 #define TEE_FS_O_RDONLY 0x1 55 #define TEE_FS_O_WRONLY 0x2 56 #define TEE_FS_O_RDWR 0x4 57 #define TEE_FS_O_CREAT 0x8 58 #define TEE_FS_O_EXCL 0x10 59 #define TEE_FS_O_APPEND 0x20 60 61 /* 62 * Seek flags, defines shared with TEE. 63 */ 64 #define TEE_FS_SEEK_SET 0x1 65 #define TEE_FS_SEEK_END 0x2 66 #define TEE_FS_SEEK_CUR 0x4 67 68 /* 69 * Mkdir flags, defines shared with TEE. 70 */ 71 #define TEE_FS_S_IWUSR 0x1 72 #define TEE_FS_S_IRUSR 0x2 73 74 /* 75 * Access flags, X_OK not supported, defines shared with TEE. 76 */ 77 #define TEE_FS_R_OK 0x1 78 #define TEE_FS_W_OK 0x2 79 #define TEE_FS_F_OK 0x4 80 81 #define RK_FS_R 0x1 82 #define RK_FS_W 0x2 83 #define RK_FS_D 0x8 84 85 /* Function Defines */ 86 #define UNREFERENCED_PARAMETER(P) (P = P) 87 #define CHECKFLAG(flags, flag) (flags & flag) 88 #define ADDFLAG(flags, flag) (flags | flag) 89 90 #define RKSS_VERSION_V1 1 91 #define RKSS_VERSION_V2 2 92 #define RKSS_VERSION_ERR 100 93 94 /* 95 * Structure for file related RPC calls 96 * 97 * @op The operation like open, close, read, write etc 98 * @flags Flags to the operation shared with secure world 99 * @arg Argument to operation 100 * @fd NW file descriptor 101 * @len Length of buffer at the end of this struct 102 * @res Result of the operation 103 */ 104 struct tee_fs_rpc { 105 int op; 106 int flags; 107 int arg; 108 int fd; 109 uint32_t len; 110 int res; 111 }; 112 113 int tee_supp_rk_fs_init_v1(void); 114 115 int tee_supp_rk_fs_process_v1(void *cmd, size_t cmd_size); 116 117 int tee_supp_rk_fs_init_v2(void); 118 119 int tee_supp_rk_fs_process_v2(void *cmd, size_t cmd_size); 120 121 int OpteeClientRkFsInit(void); 122 123 int OpteeClientRkFsProcess(void *cmd, size_t cmd_size); 124 125 #endif 126