1373 lines
32 KiB
C
1373 lines
32 KiB
C
/*
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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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* Created by jeffry.zhang@rock-chips.com
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*/
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#include <common.h>
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#include <stdlib.h>
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#include <command.h>
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//#define DEBUG_RKFSS
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//#define DEBUG_CLEAN_RKSS
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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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/*
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* RK Secure Storage Ctrl
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* Storage Size : 512 kb
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* Header Size : 8 byte * 2 for each top of 512 byte
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* Partision Table Size : 128 * 512 b (24 Files And Folder)
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* File number: 128 * 4 = 512
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* Data Size : 895 * 512 b
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*
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* ------ RKSS Structure --------
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* - 512 byte patition table1 [0]
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* - 126 * 4 = 504 byte table info
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* - 8 byte verification
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* - 512 byte patition table2 [1]
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* ...
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* - 512 byte patition table128 [127]
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* - 512 byte section used refs [128]
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* - 1 byte = 2 flag
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* - 895 * 512 byte data [129 - 1023]
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* ------------------------------
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*
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*/
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#define RKSS_DATA_SECTION_COUNT 1024
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#define RKSS_DATA_LEN 512
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#define RKSS_PARTITION_TABLE_COUNT 128 // total size 512 * 128
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#define RKSS_EACH_FILEFOLDER_COUNT 4 // 504 / 126 = 4
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#define RKSS_NAME_MAX_LENGTH 117 // 116 char + "\0"
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#define RKSS_USEDFLAGS_INDEX RKSS_PARTITION_TABLE_COUNT
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typedef struct rkss_file_info
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{
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uint8_t used;
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char name[RKSS_NAME_MAX_LENGTH];
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uint16_t index; // from 129 to 1024
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uint16_t size; // size of data
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uint16_t father;
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uint8_t id; // file folder count index
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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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uint8_t flags;
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}rkss_file_info; // 126 byte for each
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#define RKSS_VERSION (uint32_t)0x1
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#define RKSS_CHECK_STR (uint32_t)0x12345678
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#define RKSS_CHECK_PT (uint8_t)0xFC
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typedef struct rkss_file_verification
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{
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uint32_t version;
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uint32_t checkstr;
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}rkss_file_verification; // 8 byte
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typedef struct rk_secure_storage
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{
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unsigned long index;
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unsigned char data[RKSS_DATA_LEN];
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}rk_secure_storage;
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/* Path to all secure storage dev. */
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#define RKSS_DEV "/dev/block/rknand_security"
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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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/* RK Secure Storage Calls */
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static int file_seek = 0;
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static char dir_cache[RKSS_NAME_MAX_LENGTH][12];
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static int dir_num = 0;
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static int dir_seek = 0;
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extern struct blk_desc *rockchip_get_bootdev(void);
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extern int part_get_info_by_name(struct blk_desc *dev_desc, const char *name,
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disk_partition_t *info);
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extern unsigned long blk_dread(struct blk_desc *block_dev, lbaint_t start,
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lbaint_t blkcnt, void *buffer);
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extern unsigned long blk_dwrite(struct blk_desc *block_dev, lbaint_t start,
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lbaint_t blkcnt, const void *buffer);
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static struct blk_desc *dev_desc = NULL;
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static disk_partition_t part_info;
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static int rkss_read_multi_sections(unsigned char *data, unsigned long index, unsigned int num)
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{
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unsigned long ret;
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if (dev_desc == NULL) {
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dev_desc = rockchip_get_bootdev();
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if (!dev_desc) {
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printf("%s: Could not find device\n", __func__);
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return -1;
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}
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if (part_get_info_by_name(dev_desc, "security", &part_info) < 0) {
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dev_desc = NULL;
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printf("Could not find security partition\n");
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return -1;
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}
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}
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ret = blk_dread(dev_desc, part_info.start + index, num, data);
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if (ret != num) {
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printf("blk_dread fail \n");
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return -1;
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}
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return 0;
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}
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static int rkss_read_section(struct rk_secure_storage *rkss)
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{
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return rkss_read_multi_sections(rkss->data, rkss->index, 1);
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}
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static int rkss_write_multi_sections(unsigned char *data, unsigned long index, unsigned int num)
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{
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unsigned long ret;
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if (dev_desc == NULL) {
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dev_desc = rockchip_get_bootdev();
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if (!dev_desc) {
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printf("%s: Could not find device\n", __func__);
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return -1;
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}
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if (part_get_info_by_name(dev_desc, "security", &part_info) < 0) {
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dev_desc = NULL;
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printf("Could not find security partition\n");
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return -1;
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}
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}
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ret = blk_dwrite(dev_desc, part_info.start + index, num, data);
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if (ret != num) {
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printf("blk_dwrite fail \n");
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return -1;
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}
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return 0;
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}
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static int rkss_write_section(struct rk_secure_storage *rkss)
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{
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return rkss_write_multi_sections(rkss->data, rkss->index, 1);
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}
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static int rkss_read_patition_tables(unsigned char *data)
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{
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unsigned long ret;
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if (dev_desc == NULL) {
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dev_desc = rockchip_get_bootdev();
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if (!dev_desc) {
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printf("%s: Could not find device\n", __func__);
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return -1;
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}
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if (part_get_info_by_name(dev_desc, "security", &part_info) < 0) {
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dev_desc = NULL;
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printf("Could not find security partition\n");
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return -1;
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}
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}
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ret = blk_dread(dev_desc, part_info.start, RKSS_PARTITION_TABLE_COUNT, data);
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if (ret != RKSS_PARTITION_TABLE_COUNT) {
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printf("blk_dread fail \n");
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return -1;
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}
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return 0;
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}
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#ifdef DEBUG_RKFSS
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static void rkss_dump(void* data, unsigned int len)
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{
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char *p = (char *)data;
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unsigned int i = 0;
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printf("-------------- DUMP %d --------------", len);
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for (i = 0; i < len; i++)
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{
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printf("%02x ", *(p + i));
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}
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printf("\n");
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printf("------------- DUMP END -------------");
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}
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static void rkss_dump_ptable(void)
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{
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printf("-------------- DUMP ptable --------------");
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int i = 0, ret;
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unsigned char *table_data;
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table_data = malloc(RKSS_DATA_LEN * RKSS_PARTITION_TABLE_COUNT);
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if (table_data == NULL) {
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printf("malloc table_data fail \n");
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return;
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}
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ret = rkss_read_patition_tables(table_data);
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if (ret < 0) {
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printf("rkss_read_patition_tables fail ! ret: %d.", ret);
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free(table_data);
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return;
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}
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for (i = 0; i < RKSS_PARTITION_TABLE_COUNT; i++)
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{
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struct rk_secure_storage rkss = {0};
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rkss.index = i;
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memcpy(rkss.data, table_data + rkss.index * RKSS_DATA_LEN, RKSS_DATA_LEN);
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int n ;
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for (n = 0; n < RKSS_EACH_FILEFOLDER_COUNT; n++)
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{
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void *pdata = rkss.data;
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struct rkss_file_info *p = (struct rkss_file_info *)pdata;
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p += n;
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printf("[%02d][%c] %s , inx:%d, size:%d",
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i*RKSS_EACH_FILEFOLDER_COUNT+n, p->used == 0 ? 'F':'T' ,p->name,
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p->index, p->size);
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}
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}
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free(table_data);
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printf("-------------- DUMP END --------------");
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}
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static void rkss_dump_usedflags(void)
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{
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struct rk_secure_storage rkss = {0};
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rkss.index = RKSS_USEDFLAGS_INDEX;
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int ret = rkss_read_section(&rkss);
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if (ret < 0)
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{
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printf("rkss_read_section fail ! ret: %d.", ret);
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return;
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}
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rkss_dump(rkss.data, RKSS_DATA_LEN);
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}
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#endif
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static int rkss_verify_ptable(unsigned char *table_data)
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{
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unsigned char *cp, *vp;
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struct rkss_file_verification *verify;
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int ret, i;
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for (i = 0; i < RKSS_PARTITION_TABLE_COUNT; i++) {
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cp = table_data + (i * RKSS_DATA_LEN);
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vp = cp + RKSS_DATA_LEN - sizeof(struct rkss_file_verification);
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verify = (struct rkss_file_verification *)(void *)vp;
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if (verify->version != RKSS_VERSION
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|| verify->checkstr != RKSS_CHECK_STR) {
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printf("verify [%d] fail, cleanning ....", i);
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memset(cp, 0, RKSS_DATA_LEN);
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verify->checkstr = RKSS_CHECK_STR;
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verify->version = RKSS_VERSION;
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}
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}
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ret = rkss_write_multi_sections(table_data, 0, RKSS_PARTITION_TABLE_COUNT);
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if (ret < 0) {
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printf("rkss_write_multi_sections failed!!! ret: %d.", ret);
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return -1;
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}
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debug("verify ptable success.");
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return 0;
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}
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static int rkss_verify_usedflags(struct rk_secure_storage *rkss)
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{
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uint8_t *flags = (uint8_t *)rkss->data;
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int i, duel, flag, n, value, ret;
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uint8_t *flagw;
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for (i = 0; i < RKSS_PARTITION_TABLE_COUNT + 1; i++) {
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duel = *(flags + (int)i/2);
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flag = i & 0x1 ? duel & 0x0F : (duel & 0xF0) >> 4;
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if (flag != 0x1) {
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debug("init usedflags section ...");
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memset(rkss->data, 0x00, RKSS_DATA_LEN);
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for (n = 0; n < RKSS_PARTITION_TABLE_COUNT + 1; n++) {
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flagw = (uint8_t *)rkss->data + (int)n/2;
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value = 0x1;
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*flagw = n & 0x1 ? (*flagw & 0xF0) | (value & 0x0F) :
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(*flagw & 0x0F) | (value << 4);
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}
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ret = rkss_write_multi_sections(rkss->data, rkss->index, 1);
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if (ret < 0) {
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printf("clean usedflags section failed!!! ret: %d.", ret);
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return -1;
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}
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return 0;
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}
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}
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debug("rkss_verify_usedflags: sucess.");
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return 0;
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}
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static int rkss_get_fileinfo_by_index(int fd, struct rkss_file_info *pfileinfo)
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{
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int i = fd / RKSS_EACH_FILEFOLDER_COUNT;
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int n = fd - (RKSS_EACH_FILEFOLDER_COUNT * i);
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struct rk_secure_storage rkss = {0};
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int ret;
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void *pdata;
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struct rkss_file_info *p;
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rkss.index = i;
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ret = rkss_read_multi_sections(rkss.data, rkss.index, 1);
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if (ret < 0) {
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printf("rkss_read_multi_sections fail ! ret: %d.", ret);
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return -1;
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}
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pdata = rkss.data;
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p = (struct rkss_file_info *)pdata;
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p += n;
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if (p->used != 1) {
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debug("error: unused section! ");
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return -1;
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}
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debug("rkss_get_fileinfo_by_index p->used = %d p->name=%s p->index=%d p->size=%d \n",
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p->used, p->name, p->index, p->size);
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memcpy(pfileinfo, p, sizeof(struct rkss_file_info));
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return 0;
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}
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static int rkss_get_fileinfo_by_name(
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char* filename, struct rkss_file_info *pfileinfo)
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{
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int i = 0, ret;
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uint8_t n = 0;
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unsigned int len;
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unsigned char *table_data;
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len = strlen(filename);
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if (len > RKSS_NAME_MAX_LENGTH - 1)
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{
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printf("filename is too long. length:%u", len);
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return -1;
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}
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table_data = malloc(RKSS_DATA_LEN * RKSS_PARTITION_TABLE_COUNT);
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if (table_data == NULL) {
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printf("malloc table_data fail \n");
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return -1;
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}
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ret = rkss_read_patition_tables(table_data);
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if (ret < 0) {
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printf("rkss_read_patition_tables fail ! ret: %d.", ret);
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free(table_data);
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return -1;
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}
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for (i = 0; i < RKSS_PARTITION_TABLE_COUNT; i++)
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{
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struct rk_secure_storage rkss = {0};
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rkss.index = i;
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memcpy(rkss.data, table_data + rkss.index * RKSS_DATA_LEN, RKSS_DATA_LEN);
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for (n = 0; n < RKSS_EACH_FILEFOLDER_COUNT; n++)
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{
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void *pdata = rkss.data;
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struct rkss_file_info *p = (struct rkss_file_info *)pdata;
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p += n;
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if (p->used == 0)
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continue;
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if (!strcmp(p->name, filename))
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{
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debug("rkss_get_fileinfo_by_name: hit table[%d/%d], index[%d/%d]",
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i, RKSS_PARTITION_TABLE_COUNT, n, RKSS_EACH_FILEFOLDER_COUNT);
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memcpy(pfileinfo, p, sizeof(struct rkss_file_info));
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free(table_data);
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return i * RKSS_EACH_FILEFOLDER_COUNT + n;
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}
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// Folder Matching
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const char *split = "/";
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char *last_inpos = filename;
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char *last_svpos = p->name;
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char *cur_inpos = NULL;
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char *cur_svpos = NULL;
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do {
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cur_inpos = strstr(last_inpos, split);
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cur_svpos = strstr(last_svpos, split);
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int size_in = cur_inpos == NULL ?
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(int)strlen(last_inpos) : cur_inpos - last_inpos;
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int size_sv = cur_svpos == NULL ?
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(int)strlen(last_svpos) : cur_svpos - last_svpos;
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ret = memcmp(last_inpos, last_svpos, size_in);
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last_inpos = cur_inpos + 1;
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last_svpos = cur_svpos + 1;
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if (size_in != size_sv || ret)
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goto UNMATCHFOLDER;
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} while(cur_inpos && cur_svpos);
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debug("Matched folder: %s", p->name);
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free(table_data);
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return -100;
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UNMATCHFOLDER:
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debug("Unmatched ...");
|
|
}
|
|
}
|
|
debug("rkss_get_fileinfo_by_name: file or dir no found!");
|
|
free(table_data);
|
|
return -1;
|
|
}
|
|
|
|
static int rkss_get_dirs_by_name(char* filename)
|
|
{
|
|
int i = 0, ret;
|
|
uint8_t n = 0;
|
|
unsigned int len;
|
|
unsigned char *table_data;
|
|
|
|
len = strlen(filename);
|
|
if (len > RKSS_NAME_MAX_LENGTH - 1)
|
|
{
|
|
printf("filename is too long. length:%u", len);
|
|
return -1;
|
|
}
|
|
|
|
table_data = malloc(RKSS_DATA_LEN * RKSS_PARTITION_TABLE_COUNT);
|
|
if (table_data == NULL) {
|
|
printf("malloc table_data fail \n");
|
|
return -1;
|
|
}
|
|
ret = rkss_read_patition_tables(table_data);
|
|
if (ret < 0) {
|
|
printf("rkss_read_patition_tables fail ! ret: %d.", ret);
|
|
free(table_data);
|
|
return -1;
|
|
}
|
|
|
|
dir_num = 0;
|
|
for (i = 0; i < RKSS_PARTITION_TABLE_COUNT; i++)
|
|
{
|
|
struct rk_secure_storage rkss = {0};
|
|
rkss.index = i;
|
|
memcpy(rkss.data, table_data + rkss.index * RKSS_DATA_LEN, RKSS_DATA_LEN);
|
|
|
|
for (n = 0; n < RKSS_EACH_FILEFOLDER_COUNT; n++)
|
|
{
|
|
void *pdata = rkss.data;
|
|
struct rkss_file_info *p = (struct rkss_file_info *)pdata;
|
|
p += n;
|
|
|
|
if (p->used == 0)
|
|
continue;
|
|
|
|
// Full Matching
|
|
ret = memcmp(p->name, filename, strlen(filename));
|
|
debug("comparing [fd:%d] : %s ?= %s , ret:%d",
|
|
i*RKSS_EACH_FILEFOLDER_COUNT+n, p->name, filename, ret);
|
|
if (!ret && strlen(p->name) > strlen(filename))
|
|
{
|
|
char *chk = p->name + strlen(filename);
|
|
if (*chk == '/')
|
|
{
|
|
char *file = p->name + strlen(filename) + 1;
|
|
char *subdir = strtok(file, "/");
|
|
printf("found: %s", subdir);
|
|
strcpy(dir_cache[dir_num], subdir);
|
|
++dir_num;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
free(table_data);
|
|
return dir_num;
|
|
}
|
|
|
|
static int rkss_get_empty_section_from_usedflags(int section_size)
|
|
{
|
|
struct rk_secure_storage rkss = {0};
|
|
rkss.index = RKSS_USEDFLAGS_INDEX;
|
|
int ret = rkss_read_section(&rkss);
|
|
if (ret < 0)
|
|
{
|
|
printf("rkss_read_section fail ! ret: %d.", ret);
|
|
return -1;
|
|
}
|
|
|
|
int i = 0;
|
|
int count0 = 0;
|
|
for (i = 0; i < RKSS_DATA_SECTION_COUNT; i++)
|
|
{
|
|
uint8_t *flag = (uint8_t *)rkss.data + (int)i/2;
|
|
uint8_t value = i & 0x1 ? *flag & 0x0F : (*flag & 0xF0) >> 4;
|
|
|
|
if (value == 0x0)
|
|
{
|
|
if (++count0 == section_size)
|
|
{
|
|
return (i + 1 - section_size);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
count0 = 0;
|
|
}
|
|
}
|
|
|
|
printf("Not enough space available in secure storage !");
|
|
return -10;
|
|
}
|
|
|
|
static int rkss_incref_multi_usedflags_sections(unsigned int index, unsigned int num)
|
|
{
|
|
struct rk_secure_storage rkss = {0};
|
|
int ret, value, i;
|
|
uint8_t *flag;
|
|
|
|
if ((index + num) >= RKSS_DATA_SECTION_COUNT) {
|
|
printf("index[%d] out of range.", index);
|
|
return -1;
|
|
}
|
|
|
|
rkss.index = RKSS_USEDFLAGS_INDEX;
|
|
ret = rkss_read_multi_sections(rkss.data, rkss.index, 1);
|
|
if (ret < 0) {
|
|
printf("rkss_read_multi_sections fail ! ret: %d.", ret);
|
|
return -1;
|
|
}
|
|
|
|
for (i = 0; i < num; i++, index++) {
|
|
flag = (uint8_t *)rkss.data + (int)index/2;
|
|
value = index & 0x1 ? *flag & 0x0F : (*flag & 0xF0) >> 4;
|
|
if (++value > 0xF) {
|
|
printf("reference out of data: %d", value);
|
|
value = 0xF;
|
|
}
|
|
*flag = index & 0x1 ? (*flag & 0xF0) | (value & 0x0F) :
|
|
(*flag & 0x0F) | (value << 4);
|
|
}
|
|
ret = rkss_write_multi_sections(rkss.data, rkss.index, 1);
|
|
if (ret < 0) {
|
|
printf("rkss_write_multi_sections fail ! ret: %d.", ret);
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int rkss_decref_multi_usedflags_sections(unsigned int index, unsigned int num)
|
|
{
|
|
struct rk_secure_storage rkss = {0};
|
|
int ret, value, i;
|
|
uint8_t *flag;
|
|
|
|
if ((index + num) >= RKSS_DATA_SECTION_COUNT) {
|
|
printf("index[%d] out of range.", index);
|
|
return -1;
|
|
}
|
|
|
|
rkss.index = RKSS_USEDFLAGS_INDEX;
|
|
ret = rkss_read_multi_sections(rkss.data, rkss.index, 1);
|
|
if (ret < 0) {
|
|
printf("rkss_read_multi_sections fail ! ret: %d.", ret);
|
|
return -1;
|
|
}
|
|
for (i = 0; i < num; i++, index++) {
|
|
flag = (uint8_t *)rkss.data + (int)index/2;
|
|
value = index & 0x1 ? *flag & 0x0F : (*flag & 0xF0) >> 4;
|
|
if (--value < 0) {
|
|
printf("reference out of data: %d", value);
|
|
value = 0x0;
|
|
}
|
|
*flag = index & 0x1 ? (*flag & 0xF0) | (value & 0x0F) :
|
|
(*flag & 0x0F) | (value << 4);
|
|
}
|
|
ret = rkss_write_multi_sections(rkss.data, rkss.index, 1);
|
|
if (ret < 0) {
|
|
printf("rkss_write_multi_sections fail ! ret: %d.", ret);
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int rkss_write_empty_ptable(struct rkss_file_info *pfileinfo)
|
|
{
|
|
int i = 0, ret;
|
|
unsigned char *table_data;
|
|
|
|
table_data = malloc(RKSS_DATA_LEN * RKSS_PARTITION_TABLE_COUNT);
|
|
if (table_data == NULL) {
|
|
printf("malloc table_data fail \n");
|
|
return -1;
|
|
}
|
|
|
|
ret = rkss_read_patition_tables(table_data);
|
|
if (ret < 0) {
|
|
printf("rkss_read_patition_tables fail ! ret: %d.", ret);
|
|
free(table_data);
|
|
return -1;
|
|
}
|
|
|
|
for (i = 0; i < RKSS_PARTITION_TABLE_COUNT; i++)
|
|
{
|
|
struct rk_secure_storage rkss = {0};
|
|
rkss.index = i;
|
|
memcpy(rkss.data, table_data + rkss.index * RKSS_DATA_LEN, RKSS_DATA_LEN);
|
|
|
|
int n = 0;
|
|
for (n = 0; n < RKSS_EACH_FILEFOLDER_COUNT; n++)
|
|
{
|
|
void *pdata = rkss.data;
|
|
struct rkss_file_info *p = (struct rkss_file_info *)pdata;
|
|
p += n;
|
|
if (p->used == 0)
|
|
{
|
|
debug("write ptable in [%d][%d] .",i ,n);
|
|
memcpy(p, pfileinfo, sizeof(struct rkss_file_info));
|
|
p->used = 1;
|
|
p->id = n;
|
|
debug("write emt ptable : [%d,%d] name:%s, index:%d, size:%d, used:%d",
|
|
i,n,p->name,p->index,p->size,p->used);
|
|
ret = rkss_write_section(&rkss);
|
|
if (ret < 0)
|
|
{
|
|
printf("rkss_write_section fail ! ret: %d.", ret);
|
|
free(table_data);
|
|
return -1;
|
|
}
|
|
free(table_data);
|
|
return i * RKSS_EACH_FILEFOLDER_COUNT + n;
|
|
}
|
|
}
|
|
}
|
|
printf("No enough ptable space available in secure storage.");
|
|
free(table_data);
|
|
return -1;
|
|
}
|
|
|
|
static int rkss_write_back_ptable(int fd, struct rkss_file_info *pfileinfo)
|
|
{
|
|
int i = fd / RKSS_EACH_FILEFOLDER_COUNT;
|
|
int n = fd - (RKSS_EACH_FILEFOLDER_COUNT * i);
|
|
|
|
struct rk_secure_storage rkss = {0};
|
|
rkss.index = i;
|
|
int ret = rkss_read_section(&rkss);
|
|
if (ret < 0)
|
|
{
|
|
debug("rkss_read_section fail ! ret: %d.", ret);
|
|
return -1;
|
|
}
|
|
|
|
void *pdata = rkss.data;
|
|
struct rkss_file_info *p = (struct rkss_file_info *)pdata;
|
|
p += n;
|
|
|
|
memcpy(p, pfileinfo, sizeof(struct rkss_file_info));
|
|
debug("write ptable : [%d,%d] name:%s, index:%d, size:%d, used:%d",
|
|
i,n,p->name,p->index,p->size,p->used);
|
|
|
|
ret = rkss_write_section(&rkss);
|
|
if (ret < 0)
|
|
{
|
|
debug("rkss_write_section fail ! ret: %d.", ret);
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Structure for file related RPC calls
|
|
*
|
|
* @op The operation like open, close, read, write etc
|
|
* @flags Flags to the operation shared with secure world
|
|
* @arg Argument to operation
|
|
* @fd NW file descriptor
|
|
* @len Length of buffer at the end of this struct
|
|
* @res Result of the operation
|
|
*/
|
|
struct tee_fs_rpc {
|
|
int op;
|
|
int flags;
|
|
int arg;
|
|
int fd;
|
|
uint32_t len;
|
|
int res;
|
|
};
|
|
|
|
static int tee_fs_open(struct tee_fs_rpc *fsrpc)
|
|
{
|
|
int make_newfile = 0;
|
|
char *filename = (char *)(fsrpc + 1);
|
|
|
|
if (strlen(filename) > RKSS_NAME_MAX_LENGTH)
|
|
{
|
|
debug("tee_fs_open: file name too long. %s",filename);
|
|
return -1;
|
|
}
|
|
|
|
debug("tee_fs_open open file: %s, len: %zu", filename, strlen(filename));
|
|
struct rkss_file_info p = {0};
|
|
int ret = rkss_get_fileinfo_by_name(filename, &p);
|
|
if (ret < 0)
|
|
{
|
|
debug("tee_fs_open : no such file. %s", filename);
|
|
make_newfile = 1;
|
|
}
|
|
else
|
|
{
|
|
fsrpc->fd = ret;
|
|
file_seek = 0;
|
|
if (CHECKFLAG(fsrpc->flags, TEE_FS_O_APPEND))
|
|
{
|
|
file_seek = p.size;
|
|
}
|
|
}
|
|
|
|
if (make_newfile)
|
|
{
|
|
if (CHECKFLAG(fsrpc->flags, TEE_FS_O_CREAT))
|
|
{
|
|
debug("tee_fs_open create new file: %s", filename);
|
|
strcpy(p.name, filename);
|
|
p.index = 0;
|
|
p.size = fsrpc->len;
|
|
p.used = 1;
|
|
p.flags = RK_FS_R | RK_FS_W;
|
|
ret = rkss_write_empty_ptable(&p);
|
|
if (ret < 0)
|
|
{
|
|
printf("tee_fs_open : error. %s", filename);
|
|
return -1;
|
|
}
|
|
fsrpc->fd = ret;
|
|
file_seek = 0;
|
|
}
|
|
else
|
|
{
|
|
debug("and no create flag found.");
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
debug("tee_fs_open ! %s , fd:%d, flag: %x, len: %d",
|
|
filename, fsrpc->fd, fsrpc->flags, fsrpc->len);
|
|
|
|
return fsrpc->fd;
|
|
}
|
|
|
|
static int tee_fs_close(struct tee_fs_rpc *fsrpc)
|
|
{
|
|
debug("tee_fs_close !");
|
|
UNREFERENCED_PARAMETER(fsrpc);
|
|
return 0;
|
|
}
|
|
|
|
static int tee_fs_read(struct tee_fs_rpc *fsrpc)
|
|
{
|
|
debug("tee_fs_read! fd:%d, len:%d", fsrpc->fd, fsrpc->len);
|
|
void *data = (void *)(fsrpc + 1);
|
|
|
|
struct rkss_file_info p = {0};
|
|
int ret = rkss_get_fileinfo_by_index(fsrpc->fd, &p);
|
|
if (ret < 0)
|
|
{
|
|
printf("unavailable fd !");
|
|
return -1;
|
|
}
|
|
|
|
if (file_seek != 0)
|
|
{
|
|
printf("warning !!! file_seek != 0. unsupported now.");
|
|
}
|
|
|
|
int num = fsrpc->len / RKSS_DATA_LEN + 1;
|
|
int di = 0;
|
|
debug("reading section[%d], fd:%d, len:%d, filesize:%d",
|
|
p.index, fsrpc->fd, fsrpc->len, p.size);
|
|
|
|
uint8_t *temp_file_data = malloc(num * RKSS_DATA_LEN);
|
|
ret = rkss_read_multi_sections(temp_file_data, p.index, num);
|
|
if (ret < 0) {
|
|
printf("unavailable file index");
|
|
free(temp_file_data);
|
|
return -1;
|
|
}
|
|
di = fsrpc->len > p.size ? p.size : fsrpc->len;
|
|
memcpy(data, temp_file_data, di);
|
|
free(temp_file_data);
|
|
temp_file_data = 0;
|
|
return di;
|
|
}
|
|
|
|
static int tee_fs_write(struct tee_fs_rpc *fsrpc)
|
|
{
|
|
debug("tee_fs_write ! fd:%d, lenth:%d",fsrpc->fd, fsrpc->len);
|
|
void *data = (void *)(fsrpc + 1);
|
|
|
|
if (fsrpc->fd < 0)
|
|
{
|
|
printf("tee_fs_write error ! wrong fd : %d",fsrpc->fd);
|
|
return -1;
|
|
}
|
|
|
|
if (file_seek != 0)
|
|
{
|
|
printf("warning !!! file_seek != 0. unsupported now.");
|
|
}
|
|
|
|
struct rkss_file_info p = {0};
|
|
int ret = rkss_get_fileinfo_by_index(fsrpc->fd, &p);
|
|
if (ret < 0)
|
|
{
|
|
printf("tee_fs_write: fd unvailable!");
|
|
return -1;
|
|
}
|
|
|
|
p.size = fsrpc->len;
|
|
int num = fsrpc->len / RKSS_DATA_LEN + 1;
|
|
p.index = rkss_get_empty_section_from_usedflags(num);
|
|
debug("Get Empty section in %d", p.index);
|
|
p.used = 1;
|
|
|
|
ret = rkss_incref_multi_usedflags_sections(p.index, num);
|
|
if (ret < 0) {
|
|
printf("rkss_incref_multi_usedflags_sections error !");
|
|
ret = -1;
|
|
}
|
|
|
|
ret = rkss_write_back_ptable(fsrpc->fd, &p);
|
|
if (ret < 0)
|
|
{
|
|
printf("tee_fs_write: write ptable error!");
|
|
return -1;
|
|
}
|
|
|
|
uint8_t *temp_file_data = malloc(num * RKSS_DATA_LEN);
|
|
memset(temp_file_data, 0, num * RKSS_DATA_LEN);
|
|
memcpy(temp_file_data, data, p.size);
|
|
rkss_write_multi_sections(temp_file_data, p.index, num);
|
|
free(temp_file_data);
|
|
temp_file_data = 0;
|
|
|
|
#ifdef DEBUG_RKFSS
|
|
rkss_dump_usedflags();
|
|
#endif
|
|
return fsrpc->len;
|
|
}
|
|
|
|
static int tee_fs_seek(struct tee_fs_rpc *fsrpc)
|
|
{
|
|
debug("tee_fs_seek ! fd:%d, seek:%d, flag:%x", fsrpc->fd, fsrpc->arg, fsrpc->flags);
|
|
|
|
if (fsrpc->flags == TEE_FS_SEEK_CUR)
|
|
{
|
|
fsrpc->res = file_seek + fsrpc->arg;
|
|
}
|
|
else if (fsrpc->flags == TEE_FS_SEEK_SET)
|
|
{
|
|
file_seek = fsrpc->arg;
|
|
fsrpc->res = file_seek;
|
|
}
|
|
else if (fsrpc->flags == TEE_FS_SEEK_END)
|
|
{
|
|
struct rkss_file_info p = {0};
|
|
int ret = rkss_get_fileinfo_by_index(fsrpc->fd, &p);
|
|
if (ret < 0)
|
|
{
|
|
printf("unavilable fd.");
|
|
return -1;
|
|
}
|
|
file_seek = p.size + fsrpc->arg;
|
|
fsrpc->res = file_seek;
|
|
}
|
|
else
|
|
{
|
|
printf("tee_fs_seek: unsupport seed mode.");
|
|
return -1;
|
|
}
|
|
|
|
return fsrpc->res;
|
|
}
|
|
|
|
static int tee_fs_unlink(struct tee_fs_rpc *fsrpc)
|
|
{
|
|
char *filename = (char *)(fsrpc + 1);
|
|
|
|
struct rkss_file_info p = {0};
|
|
int ret = rkss_get_fileinfo_by_name(filename, &p);
|
|
if (ret < 0)
|
|
{
|
|
printf("tee_fs_unlink : no such file. %s", filename);
|
|
return 0;
|
|
}
|
|
int fd = ret;
|
|
|
|
debug("tee_fs_unlink ! %s fd:%d index:%d size:%d", filename, fd, p.index, p.size);
|
|
|
|
/* decrease ref from usedflags */
|
|
int num = p.size / RKSS_DATA_LEN + 1;
|
|
ret = rkss_decref_multi_usedflags_sections(p.index, num);
|
|
if (ret < 0)
|
|
{
|
|
printf("rkss_decref_multi_usedflags_sections error !");
|
|
return -1;
|
|
}
|
|
|
|
/* rm from ptable */
|
|
memset(&p, 0, sizeof(struct rkss_file_info));
|
|
ret = rkss_write_back_ptable(fd, &p);
|
|
if (ret < 0)
|
|
{
|
|
printf("tee_fs_unlink : write back error %d", ret);
|
|
return -1;
|
|
}
|
|
|
|
#ifdef DEBUG_RKFSS
|
|
rkss_dump_ptable();
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int tee_fs_link(struct tee_fs_rpc *fsrpc)
|
|
{
|
|
char *filename = (char *)(fsrpc + 1);
|
|
size_t offset_new_fn = strlen(filename) + 1;
|
|
char *newfilename = filename + offset_new_fn;
|
|
debug("tee_fs_link ! %s -> %s", filename, newfilename);
|
|
|
|
struct rkss_file_info p_old = {0};
|
|
int ret = rkss_get_fileinfo_by_name(filename, &p_old);
|
|
if (ret < 0)
|
|
{
|
|
printf("cannot find src file %s.", filename);
|
|
return -1;
|
|
}
|
|
|
|
struct rkss_file_info p_check = {0};
|
|
ret = rkss_get_fileinfo_by_name(newfilename, &p_check);
|
|
if (!ret)
|
|
{
|
|
printf("file exist ! %s.", newfilename);
|
|
return -1;
|
|
}
|
|
|
|
struct rkss_file_info p_new = {0};
|
|
memcpy(&p_new, &p_old, sizeof(struct rkss_file_info));
|
|
strcpy(p_new.name, newfilename);
|
|
ret = rkss_write_empty_ptable(&p_new);
|
|
if (ret < 0)
|
|
{
|
|
printf("tee_fs_open : error. %s", filename);
|
|
return -1;
|
|
}
|
|
|
|
int num = p_new.size / RKSS_DATA_LEN + 1;
|
|
ret = rkss_incref_multi_usedflags_sections(p_new.index, num);
|
|
if (ret < 0)
|
|
{
|
|
printf("rkss_incref_multi_usedflags_sections error !");
|
|
return -1;
|
|
}
|
|
|
|
#ifdef DEBUG_RKFSS
|
|
rkss_dump_ptable();
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int tee_fs_rename(struct tee_fs_rpc *fsrpc)
|
|
{
|
|
char *filenames = (char *)(fsrpc + 1);
|
|
char *newnames = filenames + strlen(filenames) + 1;
|
|
debug("rename: %s -> %s", filenames, newnames);
|
|
|
|
struct rkss_file_info p = {0};
|
|
int ret = rkss_get_fileinfo_by_name(filenames, &p);
|
|
if (ret < 0)
|
|
{
|
|
printf("filename no found .");
|
|
return -1;
|
|
}
|
|
|
|
strcpy(p.name, newnames);
|
|
|
|
ret = rkss_write_back_ptable(ret, &p);
|
|
if (ret < 0)
|
|
{
|
|
printf("write ptable error!");
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int tee_fs_truncate(struct tee_fs_rpc *fsrpc)
|
|
{
|
|
debug("tee_fs_truncate: fd:%d, lenth:%d", fsrpc->fd, fsrpc->arg);
|
|
if (fsrpc->fd < 0)
|
|
{
|
|
printf("tee_fs_truncate: fd unavilable !");
|
|
return -1;
|
|
}
|
|
|
|
struct rkss_file_info p = {0};
|
|
int ret = rkss_get_fileinfo_by_index(fsrpc->fd, &p);
|
|
if (ret < 0)
|
|
{
|
|
printf("fd unvailable!");
|
|
return -1;
|
|
}
|
|
|
|
p.size = fsrpc->arg;
|
|
ret = rkss_write_back_ptable(fsrpc->fd, &p);
|
|
if (ret < 0)
|
|
{
|
|
printf("tee_fs_write: write ptable error!");
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int tee_fs_mkdir(struct tee_fs_rpc *fsrpc)
|
|
{
|
|
char *dirname = (char *)(fsrpc + 1);
|
|
UNREFERENCED_PARAMETER(dirname);
|
|
debug("tee_fs_mkdir: %s",dirname);
|
|
return 0;
|
|
}
|
|
|
|
static int tee_fs_opendir(struct tee_fs_rpc *fsrpc)
|
|
{
|
|
char *dirname = (char *)(fsrpc + 1);
|
|
dir_seek = 0;
|
|
int ret = rkss_get_dirs_by_name(dirname);
|
|
if (ret < 0)
|
|
{
|
|
printf("tee_fs_opendir: error");
|
|
}
|
|
debug("tee_fs_opendir: %s, seek/num:%d/%d", dirname, dir_seek, dir_num);
|
|
return 0;
|
|
}
|
|
|
|
static int tee_fs_closedir(struct tee_fs_rpc *fsrpc)
|
|
{
|
|
char *dirname = (char *)(fsrpc + 1);
|
|
UNREFERENCED_PARAMETER(dirname);
|
|
debug("tee_fs_closedir: %s", dirname);
|
|
dir_seek = 0;
|
|
dir_num = 0;
|
|
return 0;
|
|
}
|
|
|
|
static int tee_fs_readdir(struct tee_fs_rpc *fsrpc)
|
|
{
|
|
char *dirname = (char *)(fsrpc + 1);
|
|
printf("seek/num:%d/%d",dir_seek, dir_num);
|
|
if (dir_seek == dir_num)
|
|
{
|
|
dirname = NULL;
|
|
fsrpc->len = 0;
|
|
printf("tee_fs_readdir: END");
|
|
return -1;
|
|
}
|
|
|
|
strcpy(dirname, dir_cache[dir_seek]);
|
|
fsrpc->len = strlen(dir_cache[dir_seek]) + 1;
|
|
++dir_seek;
|
|
|
|
debug("tee_fs_readdir: %s", dirname);
|
|
return 0;
|
|
}
|
|
|
|
static int tee_fs_rmdir(struct tee_fs_rpc *fsrpc)
|
|
{
|
|
char *dirname = (char *)(fsrpc + 1);
|
|
debug("tee_fs_rmdir: %s", dirname);
|
|
|
|
struct rkss_file_info p = {0};
|
|
int ret = rkss_get_fileinfo_by_name(dirname, &p);
|
|
if (ret == -100)
|
|
{
|
|
printf("dir is not empty.");
|
|
return -1;
|
|
}
|
|
else if (ret >= 0)
|
|
{
|
|
printf("%s is not a dir.", p.name);
|
|
return -1;
|
|
}
|
|
debug("rmdir success.");
|
|
return 0;
|
|
}
|
|
|
|
static int tee_fs_access(struct tee_fs_rpc *fsrpc)
|
|
{
|
|
char *filename = (char *)(fsrpc + 1);
|
|
debug("tee_fs_access: name:%s,flag:%x",filename,fsrpc->flags);
|
|
|
|
struct rkss_file_info p = {0};
|
|
int ret = rkss_get_fileinfo_by_name(filename, &p);
|
|
if (ret < 0 && ret != -100)
|
|
{
|
|
debug("tee_fs_access: %s no such file or directory.", filename);
|
|
return -1;
|
|
}
|
|
|
|
if (CHECKFLAG(fsrpc->flags, TEE_FS_R_OK))
|
|
{
|
|
if (!CHECKFLAG(p.flags, RK_FS_R))
|
|
{
|
|
printf("tee_fs_access: no permission FS_R_OK in %x.", p.flags);
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
if (CHECKFLAG(fsrpc->flags, TEE_FS_W_OK))
|
|
{
|
|
if (!CHECKFLAG(p.flags, RK_FS_W))
|
|
{
|
|
printf("tee_fs_access: no permission FS_W_OK in %x.", p.flags);
|
|
return -1;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int tee_supp_rk_fs_init(void)
|
|
{
|
|
assert(sizeof(struct rkss_file_info) == 126);
|
|
assert(512 / sizeof(struct rkss_file_info) == RKSS_EACH_FILEFOLDER_COUNT);
|
|
|
|
__maybe_unused int i = 0;
|
|
unsigned char *table_data;
|
|
#ifdef DEBUG_CLEAN_RKSS // clean secure storage
|
|
for (i = 0; i < RKSS_DATA_SECTION_COUNT; i++)
|
|
{
|
|
struct rk_secure_storage rkss = {0};
|
|
memset(rkss.data, 0, RKSS_DATA_LEN);
|
|
rkss.index = i;
|
|
rkss_write_section(&rkss);
|
|
printf("cleaned [%d]", i);
|
|
}
|
|
#endif
|
|
|
|
// Verify Partition Table
|
|
table_data = malloc(RKSS_DATA_LEN * RKSS_PARTITION_TABLE_COUNT);
|
|
if (table_data == NULL) {
|
|
printf("malloc table_data fail \n");
|
|
return -1;
|
|
}
|
|
int ret = rkss_read_patition_tables(table_data);
|
|
if (ret < 0) {
|
|
printf("rkss_read_patition_tables fail ! ret: %d.", ret);
|
|
free(table_data);
|
|
return -1;
|
|
}
|
|
|
|
/* Verify Partition Table*/
|
|
ret = rkss_verify_ptable(table_data);
|
|
if (ret < 0) {
|
|
printf("rkss_verify_ptable fail ! ret: %d.", ret);
|
|
free(table_data);
|
|
return -1;
|
|
}
|
|
free(table_data);
|
|
table_data = NULL;
|
|
|
|
// Verify Usedflags Section
|
|
struct rk_secure_storage rkss = {0};
|
|
rkss.index = RKSS_USEDFLAGS_INDEX;
|
|
ret = rkss_read_section(&rkss);
|
|
if (ret < 0)
|
|
{
|
|
printf("rkss_read_section fail ! ret: %d.", ret);
|
|
return -1;
|
|
}
|
|
ret = rkss_verify_usedflags(&rkss);
|
|
if (ret < 0)
|
|
{
|
|
printf("rkss_verify_usedflags fail ! ret: %d.", ret);
|
|
return -1;
|
|
}
|
|
|
|
#ifdef DEBUG_RKFSS
|
|
rkss_dump_ptable();
|
|
rkss_dump_usedflags();
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
void OpteeClientRkFsInit(void)
|
|
{
|
|
debug(" OpteeClientRkFsInit\n");
|
|
tee_supp_rk_fs_init();
|
|
}
|
|
|
|
static int rkss_step = 0;
|
|
int tee_supp_rk_fs_process(void *cmd, size_t cmd_size)
|
|
{
|
|
struct tee_fs_rpc *fsrpc = cmd;
|
|
int ret = -1;
|
|
|
|
if (cmd_size < sizeof(struct tee_fs_rpc))
|
|
{
|
|
printf(">>>cmd_size < sizeof(struct tee_fs_rpc) !");
|
|
return ret;
|
|
}
|
|
|
|
if (cmd == NULL)
|
|
{
|
|
printf(">>>cmd == NULL !");
|
|
return ret;
|
|
}
|
|
|
|
switch (fsrpc->op) {
|
|
case TEE_FS_OPEN:
|
|
debug(">>>>>>> [%d] TEE_FS_OPEN !", rkss_step++);
|
|
ret = tee_fs_open(fsrpc);
|
|
break;
|
|
case TEE_FS_CLOSE:
|
|
debug(">>>>>>> [%d] TEE_FS_CLOSE !", rkss_step++);
|
|
ret = tee_fs_close(fsrpc);
|
|
break;
|
|
case TEE_FS_READ:
|
|
debug(">>>>>>> [%d] TEE_FS_READ !", rkss_step++);
|
|
ret = tee_fs_read(fsrpc);
|
|
break;
|
|
case TEE_FS_WRITE:
|
|
debug(">>>>>>> [%d] TEE_FS_WRITE !", rkss_step++);
|
|
ret = tee_fs_write(fsrpc);
|
|
break;
|
|
case TEE_FS_SEEK:
|
|
debug(">>>>>>> [%d] TEE_FS_SEEK !", rkss_step++);
|
|
ret = tee_fs_seek(fsrpc);
|
|
break;
|
|
case TEE_FS_UNLINK:
|
|
debug(">>>>>>> [%d] TEE_FS_UNLINK !", rkss_step++);
|
|
ret = tee_fs_unlink(fsrpc);
|
|
break;
|
|
case TEE_FS_RENAME:
|
|
debug(">>>>>>> [%d] TEE_FS_RENAME !", rkss_step++);
|
|
ret = tee_fs_rename(fsrpc);
|
|
break;
|
|
case TEE_FS_TRUNC:
|
|
debug(">>>>>>> [%d] TEE_FS_TRUNC !", rkss_step++);
|
|
ret = tee_fs_truncate(fsrpc);
|
|
break;
|
|
case TEE_FS_MKDIR:
|
|
debug(">>>>>>> [%d] TEE_FS_MKDIR !", rkss_step++);
|
|
ret = tee_fs_mkdir(fsrpc);
|
|
debug(">>>>>>> ret = [%d] !", ret);
|
|
break;
|
|
case TEE_FS_OPENDIR:
|
|
debug(">>>>>>> [%d] TEE_FS_OPENDIR !", rkss_step++);
|
|
ret = tee_fs_opendir(fsrpc);
|
|
break;
|
|
case TEE_FS_CLOSEDIR:
|
|
debug(">>>>>>> [%d] TEE_FS_CLOSEDIR !", rkss_step++);
|
|
ret = tee_fs_closedir(fsrpc);
|
|
break;
|
|
case TEE_FS_READDIR:
|
|
debug(">>>>>>> [%d] TEE_FS_READDIR !", rkss_step++);
|
|
ret = tee_fs_readdir(fsrpc);
|
|
break;
|
|
case TEE_FS_RMDIR:
|
|
debug(">>>>>>> [%d] TEE_FS_RMDIR !", rkss_step++);
|
|
ret = tee_fs_rmdir(fsrpc);
|
|
break;
|
|
case TEE_FS_ACCESS:
|
|
debug(">>>>>>> [%d] TEE_FS_ACCESS !", rkss_step++);
|
|
ret = tee_fs_access(fsrpc);
|
|
break;
|
|
case TEE_FS_LINK:
|
|
debug(">>>>>>> [%d] TEE_FS_LINK !", rkss_step++);
|
|
ret = tee_fs_link(fsrpc);
|
|
break;
|
|
default:
|
|
printf(">>>>> DEFAULT !! %d",fsrpc->op);
|
|
break;
|
|
}
|
|
|
|
fsrpc->res = ret;
|
|
debug(">>>>>>> fsrpc->res = [%d] !", fsrpc->res);
|
|
|
|
return ret;
|
|
}
|