1427 lines
38 KiB
C
1427 lines
38 KiB
C
/*
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* Copyright 2020, Rockchip Electronics Co., Ltd
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* hisping lin, <hisping.lin@rock-chips.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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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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#include <boot_rkimg.h>
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#include <part.h>
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#include <optee_include/OpteeClientRkNewFs.h>
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#include <optee_include/tee_client_api.h>
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/*
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*#define DEBUG_RKSS
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*#define DEBUG_CLEAN_RKSS
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*/
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/*
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* RK Secure Storage Version 2
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* Area0 Backup 0 Size : 256 kb <----> Area0 Backup 1 Size : 256 kb
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* Area1 Backup 0 Size : 256 kb <----> Area1 Backup 1 Size : 256 kb
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*
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* ------ 1 section is 512 bytes -----
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* ------ Area0 Backup0 section from 0 to 511 --------
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* 1 section for file header [0]
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* 1 section for used flags [1]
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* - 1 byte = 2 flag
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* 62 section for file tables [2-63]
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* - size of table 128 bytes
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* 447 section for data [64-510]
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* 1 section for file footer [511]
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*
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* ------ Area0 Backup1 section from 512 to 1023 --------
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* 1 section for file header [512]
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* 1 section for used flags [513]
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* - 1 byte = 2 flag
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* 62 section for file tables [514-575]
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* - size of table 128 bytes
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* 447 section for data [576-1022]
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* 1 section for file footer [1023]
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*
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* ------ Area1 Backup0 section from 1024 to 1535 --------
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* 1 section for file header [1024]
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* 1 section for used flags [1025]
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* - 1 byte = 2 flag
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* 62 section for file tables [1026-1087]
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* - size of table 128 bytes
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* 447 section for data [1088-1534]
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* 1 section for file footer [1535]
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*
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* ------ Area1 Backup1 section from 1536 to 2047 --------
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* 1 section for file header [1536]
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* 1 section for used flags [1537]
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* - 1 byte = 2 flag
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* 62 section for file tables [1538-1599]
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* - size of table 128 bytes
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* 447 section for data [1600-2046]
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* 1 section for file footer [2047]
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*/
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/* define for backup */
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#define RKSS_HEADER_INDEX 0
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#define RKSS_HEADER_COUNT 1
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#define RKSS_USEDFLAGS_INDEX 1
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#define RKSS_USEDFLAGS_COUNT 1
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#define RKSS_TABLE_INDEX 2
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#define RKSS_TABLE_COUNT 62
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#define RKSS_DATA_INDEX 64
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#define RKSS_DATA_COUNT 447
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#define RKSS_FOOTER_INDEX 511
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#define RKSS_FOOTER_COUNT 1
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#define RKSS_SECTION_COUNT 512
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#define RKSS_MAX_AREA_NUM 8
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#define RKSS_ACTIVE_AREA_NUM 2
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#define RKSS_DATA_LEN 512
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#define RKSS_EACH_FILEFOLDER_COUNT 4
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#define RKSS_TABLE_SIZE 128
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#define RKSS_NAME_MAX_LENGTH 112
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#define RKSS_BACKUP_NUM 2
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#define RKSS_TAG 0x524B5353
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struct rkss_file_header {
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uint32_t tag;
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uint32_t version;
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uint32_t backup_count;
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uint16_t backup_index;
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uint16_t backup_dirty;
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uint8_t reserve[496];
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};
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struct rkss_file_table {
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uint32_t size;
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uint16_t index;
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uint8_t flags;
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uint8_t used;
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char name[RKSS_NAME_MAX_LENGTH];
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uint8_t reserve[8];
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};
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struct rkss_file_footer {
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uint8_t reserve[508];
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uint32_t backup_count;
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};
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struct rkss_file {
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struct rkss_file_header *header;
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uint8_t *flags;
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struct rkss_file_table *table;
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uint8_t *data;
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struct rkss_file_footer *footer;
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};
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/* RK Secure Storage Calls */
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static char dir_cache[RKSS_NAME_MAX_LENGTH][12];
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static int dir_num;
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static int dir_seek;
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static uint8_t *rkss_buffer[RKSS_MAX_AREA_NUM];
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static struct rkss_file rkss_info[RKSS_MAX_AREA_NUM];
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static struct blk_desc *dev_desc;
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static disk_partition_t part_info;
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static int check_security_exist(int print_flag)
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{
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if (!dev_desc) {
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dev_desc = rockchip_get_bootdev();
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if (!dev_desc) {
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printf("TEEC: %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,
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"security", &part_info) < 0) {
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dev_desc = NULL;
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if (print_flag != 0)
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printf("TEEC: Could not find security partition\n");
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return -1;
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}
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}
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return 0;
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}
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static int rkss_verify_usedflags(unsigned int area_index)
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{
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uint8_t *flags;
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int i, duel, flag, n, value;
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uint8_t *flagw;
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int used_count;
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if (area_index >= RKSS_MAX_AREA_NUM) {
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printf("TEEC: Not support area_index 0x%x\n", area_index);
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return -1;
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}
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flags = rkss_info[area_index].flags;
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if (flags == NULL) {
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printf("TEEC: %s flags is null\n", __func__);
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return -1;
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}
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used_count = RKSS_HEADER_COUNT +
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RKSS_USEDFLAGS_COUNT +
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RKSS_TABLE_COUNT;
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for (i = 0; i < used_count; 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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goto init;
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}
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for (i = RKSS_FOOTER_INDEX; i < RKSS_USEDFLAGS_COUNT * RKSS_DATA_LEN * 2; 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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goto init;
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}
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debug("TEEC: %s: success.\n", __func__);
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return 0;
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init:
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debug("TEEC: init usedflags section ...\n");
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memset(flags, 0, RKSS_USEDFLAGS_COUNT * RKSS_DATA_LEN);
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for (n = 0; n < used_count; n++) {
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flagw = flags + (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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for (n = RKSS_FOOTER_INDEX; n < RKSS_USEDFLAGS_COUNT * RKSS_DATA_LEN * 2; n++) {
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flagw = flags + (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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return 0;
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}
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#ifdef DEBUG_CLEAN_RKSS
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static int rkss_storage_delete(uint32_t area_index)
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{
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int ret;
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uint32_t size;
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uint8_t *delete_buff;
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if (area_index >= RKSS_MAX_AREA_NUM) {
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printf("TEEC: Not support area_index 0x%x\n", area_index);
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return -1;
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}
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printf("TEEC: delete area index 0x%x!\n", area_index);
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size = RKSS_SECTION_COUNT * RKSS_BACKUP_NUM * RKSS_DATA_LEN;
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delete_buff = (uint8_t *)memalign(CONFIG_SYS_CACHELINE_SIZE, size);
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if (!delete_buff) {
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printf("TEEC: Malloc failed!\n");
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return -1;
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}
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memset(delete_buff, 0, size);
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ret = blk_dwrite(dev_desc,
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part_info.start + area_index * RKSS_SECTION_COUNT * RKSS_BACKUP_NUM,
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RKSS_SECTION_COUNT * RKSS_BACKUP_NUM, delete_buff);
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if (ret != RKSS_SECTION_COUNT * RKSS_BACKUP_NUM) {
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free(delete_buff);
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printf("TEEC: blk_dwrite fail\n");
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return -1;
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}
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if (delete_buff)
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free(delete_buff);
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printf("TEEC: delete area success!\n");
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return 0;
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}
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static int rkss_storage_reset(void)
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{
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if (rkss_storage_delete(0) < 0)
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return -1;
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if (rkss_storage_delete(1) < 0)
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return -1;
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return 0;
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}
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#endif
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#ifdef DEBUG_RKSS
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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 --------------\n", len);
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for (i = 0; i < len; i++) {
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if (i % 32 == 0)
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printf("\n");
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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 -------------\n");
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}
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static void rkss_dump_ptable(void)
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{
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int i, j, n;
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struct rkss_file_table *ptable;
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printf("-------------- DUMP ptable --------------\n");
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for (i = 0; i < RKSS_MAX_AREA_NUM; i++) {
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ptable = rkss_info[i].table;
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if (rkss_info[i].table == NULL)
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continue;
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printf("--------------- area[%d] tables ------------\n", i);
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for (j = 0; j < RKSS_TABLE_COUNT; j++) {
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for (n = 0; n < RKSS_EACH_FILEFOLDER_COUNT; n++) {
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printf("[%02d][%c] %s , inx:%d, size:%d\n",
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j * RKSS_EACH_FILEFOLDER_COUNT + n,
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ptable->used == 0 ? 'F':'T', ptable->name,
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ptable->index, ptable->size);
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ptable++;
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}
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}
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}
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printf("-------------- DUMP END --------------\n");
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}
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static void rkss_dump_usedflags(void)
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{
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int i;
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for (i = 0; i < RKSS_MAX_AREA_NUM; i++) {
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if (rkss_info[i].flags == NULL)
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continue;
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printf("--------------- area[%d] flags ------------\n", i);
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rkss_dump(rkss_info[i].flags, RKSS_USEDFLAGS_COUNT * RKSS_DATA_LEN);
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}
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}
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#endif
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static int rkss_read_multi_sections(unsigned int area_index,
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unsigned char *data, unsigned long index, unsigned int num)
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{
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if (area_index >= RKSS_MAX_AREA_NUM) {
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printf("TEEC: %s area_index invalid\n", __func__);
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return -1;
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}
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if (index >= RKSS_SECTION_COUNT || num > RKSS_SECTION_COUNT ||
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(index + num) > RKSS_SECTION_COUNT) {
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printf("TEEC: %s index num invalid\n", __func__);
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return -1;
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}
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if (rkss_buffer[area_index] == NULL) {
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printf("TEEC: %s rkss_buffer is null\n", __func__);
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return -1;
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}
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memcpy(data, rkss_buffer[area_index] + index * RKSS_DATA_LEN, num * RKSS_DATA_LEN);
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return 0;
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}
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static int rkss_write_multi_sections(unsigned int area_index,
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unsigned char *data, unsigned long index, unsigned int num)
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{
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if (num == 0)
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return 0;
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if (area_index >= RKSS_MAX_AREA_NUM) {
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printf("TEEC: %s area_index invalid\n", __func__);
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return -1;
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}
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if (index >= RKSS_SECTION_COUNT || num > RKSS_SECTION_COUNT ||
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(index + num) > RKSS_SECTION_COUNT) {
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printf("TEEC: %s index num invalid\n", __func__);
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return -1;
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}
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if (rkss_buffer[area_index] == NULL) {
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printf("TEEC: %s rkss_buffer is null\n", __func__);
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return -1;
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}
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memcpy(rkss_buffer[area_index] + index * RKSS_DATA_LEN, data, num * RKSS_DATA_LEN);
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rkss_info[area_index].header->backup_dirty = 1;
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return 0;
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}
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static int rkss_get_fileinfo_by_index(int fd,
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struct rkss_file_table *ptable, unsigned int *out_area_index)
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{
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struct rkss_file_table *p;
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unsigned int area_index;
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area_index = fd / (RKSS_TABLE_COUNT * RKSS_EACH_FILEFOLDER_COUNT);
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if (area_index >= RKSS_MAX_AREA_NUM) {
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printf("TEEC: %s area_index invalid\n", __func__);
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return -1;
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}
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p = rkss_info[area_index].table;
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if (p == NULL) {
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printf("TEEC: %s table is null\n", __func__);
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return -1;
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}
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p += fd % (RKSS_TABLE_COUNT * RKSS_EACH_FILEFOLDER_COUNT);
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if (p->used != 1) {
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debug("TEEC: %s unused table!\n", __func__);
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return -1;
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}
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debug("TEEC: %s p->used = %d p->name=%s p->index=%d p->size=%d\n",
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__func__, p->used, p->name, p->index, p->size);
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memcpy(ptable, p, sizeof(struct rkss_file_table));
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*out_area_index = area_index;
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return 0;
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}
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static int rkss_get_fileinfo_by_name(char *filename,
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struct rkss_file_table *ptable, unsigned int *out_area_index)
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{
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int ret;
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unsigned int i, j, n, len;
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struct rkss_file_table *p;
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len = strlen(filename);
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if (len > RKSS_NAME_MAX_LENGTH - 1) {
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printf("TEEC: filename is too long. length:%u\n", len);
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return -1;
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}
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for (i = 0; i < RKSS_MAX_AREA_NUM; i++) {
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if (rkss_info[i].table == NULL)
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continue;
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for (j = 0; j < RKSS_TABLE_COUNT; j++) {
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for (n = 0; n < RKSS_EACH_FILEFOLDER_COUNT; n++) {
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p = rkss_info[i].table + j * RKSS_EACH_FILEFOLDER_COUNT + 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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debug("TEEC: %s: area%d hit table[%d/%d], index[%d/%d]\n",
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__func__, i, j, RKSS_TABLE_COUNT, n, RKSS_EACH_FILEFOLDER_COUNT);
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memcpy(ptable, p, sizeof(struct rkss_file_table));
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*out_area_index = i;
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ret = i * RKSS_TABLE_COUNT * RKSS_EACH_FILEFOLDER_COUNT +
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j * RKSS_EACH_FILEFOLDER_COUNT + n;
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return ret;
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}
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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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|
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ret = memcmp(last_inpos, last_svpos, size_in);
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|
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last_inpos = cur_inpos + 1;
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last_svpos = cur_svpos + 1;
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|
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if (size_in != size_sv || ret)
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goto UNMATCHFOLDER;
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|
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} while (cur_inpos && cur_svpos);
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|
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debug("TEEC: Matched folder: %s\n", p->name);
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return -100;
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UNMATCHFOLDER:
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debug("TEEC: Unmatched ...");
|
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}
|
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}
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}
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debug("TEEC: %s: file or dir no found!\n", __func__);
|
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return -1;
|
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}
|
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|
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static int rkss_get_dirs_by_name(char *filename)
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{
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int ret;
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unsigned int i, j, n, len;
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struct rkss_file_table *p;
|
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|
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len = strlen(filename);
|
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if (len > RKSS_NAME_MAX_LENGTH - 1) {
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printf("TEEC: filename is too long. length:%u\n", len);
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return -1;
|
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}
|
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|
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dir_num = 0;
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for (i = 0; i < RKSS_MAX_AREA_NUM; i++) {
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if (rkss_info[i].table == NULL)
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continue;
|
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for (j = 0; j < RKSS_TABLE_COUNT; j++) {
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for (n = 0; n < RKSS_EACH_FILEFOLDER_COUNT; n++) {
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p = rkss_info[i].table + j * RKSS_EACH_FILEFOLDER_COUNT + n;
|
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|
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if (p->used == 0)
|
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continue;
|
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|
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// Full Matching
|
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ret = memcmp(p->name, filename, strlen(filename));
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debug("TEEC: comparing [fd:%d] : %s ?= %s, ret: %d\n",
|
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(i * RKSS_TABLE_COUNT + j) * RKSS_EACH_FILEFOLDER_COUNT + n,
|
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p->name, filename, ret);
|
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if (!ret && strlen(p->name) > strlen(filename)) {
|
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char *chk = p->name + strlen(filename);
|
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if (*chk == '/') {
|
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char *file = p->name + strlen(filename) + 1;
|
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char *subdir = strtok(file, "/");
|
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debug("TEEC: found: %s\n", subdir);
|
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strcpy(dir_cache[dir_num], subdir);
|
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++dir_num;
|
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}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return dir_num;
|
|
}
|
|
|
|
static int rkss_get_empty_section_from_usedflags(
|
|
unsigned int area_index, int section_size)
|
|
{
|
|
int i = 0;
|
|
int count0 = 0;
|
|
|
|
if (area_index >= RKSS_MAX_AREA_NUM) {
|
|
printf("TEEC: %s area_index invalid\n", __func__);
|
|
return -1;
|
|
}
|
|
if (rkss_info[area_index].flags == NULL) {
|
|
printf("TEEC: %s flags is null\n", __func__);
|
|
return -1;
|
|
}
|
|
for (i = 0; i < RKSS_SECTION_COUNT; i++) {
|
|
uint8_t *flag = rkss_info[area_index].flags + (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("TEEC: Not enough space available in secure storage !\n");
|
|
return -10;
|
|
}
|
|
|
|
static int rkss_incref_multi_usedflags_sections(
|
|
unsigned int area_index, unsigned int index, unsigned int num)
|
|
{
|
|
int value, i;
|
|
uint8_t *flag;
|
|
|
|
if (area_index >= RKSS_MAX_AREA_NUM) {
|
|
printf("TEEC: %s area_index invalid\n", __func__);
|
|
return -1;
|
|
}
|
|
|
|
if (index >= RKSS_SECTION_COUNT || num > RKSS_SECTION_COUNT ||
|
|
(index + num) > RKSS_SECTION_COUNT) {
|
|
printf("TEEC: index[%d] out of range.\n", index);
|
|
return -1;
|
|
}
|
|
if (rkss_info[area_index].flags == NULL) {
|
|
printf("TEEC: %s flags is null\n", __func__);
|
|
return -1;
|
|
}
|
|
|
|
for (i = 0; i < num; i++, index++) {
|
|
flag = rkss_info[area_index].flags + (int)index / 2;
|
|
value = index & 0x1 ? *flag & 0x0F : (*flag & 0xF0) >> 4;
|
|
if (++value > 0xF) {
|
|
printf("TEEC: reference out of data: %d\n", value);
|
|
value = 0xF;
|
|
}
|
|
*flag = index & 0x1 ? (*flag & 0xF0) | (value & 0x0F) :
|
|
(*flag & 0x0F) | (value << 4);
|
|
}
|
|
rkss_info[area_index].header->backup_dirty = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int rkss_decref_multi_usedflags_sections(
|
|
unsigned int area_index, unsigned int index, unsigned int num)
|
|
{
|
|
int value, i;
|
|
uint8_t *flag;
|
|
|
|
if (area_index >= RKSS_MAX_AREA_NUM) {
|
|
printf("TEEC: %s area_index invalid\n", __func__);
|
|
return -1;
|
|
}
|
|
|
|
if (index >= RKSS_SECTION_COUNT || num > RKSS_SECTION_COUNT ||
|
|
(index + num) > RKSS_SECTION_COUNT) {
|
|
printf("TEEC: index[%d] out of range.\n", index);
|
|
return -1;
|
|
}
|
|
if (rkss_info[area_index].flags == NULL) {
|
|
printf("TEEC: %s flags is null\n", __func__);
|
|
return -1;
|
|
}
|
|
|
|
for (i = 0; i < num; i++, index++) {
|
|
flag = rkss_info[area_index].flags + (int)index / 2;
|
|
value = index & 0x1 ? *flag & 0x0F : (*flag & 0xF0) >> 4;
|
|
if (--value < 0) {
|
|
printf("TEEC: reference out of data: %d\n", value);
|
|
value = 0x0;
|
|
}
|
|
*flag = index & 0x1 ? (*flag & 0xF0) | (value & 0x0F) :
|
|
(*flag & 0x0F) | (value << 4);
|
|
}
|
|
rkss_info[area_index].header->backup_dirty = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int rkss_get_remain_tables(struct rkss_file_table *p)
|
|
{
|
|
unsigned int i, n;
|
|
int count = 0;
|
|
|
|
if (p == NULL)
|
|
return -1;
|
|
|
|
for (i = 0; i < RKSS_TABLE_COUNT; i++) {
|
|
for (n = 0; n < RKSS_EACH_FILEFOLDER_COUNT; n++) {
|
|
if (p->used == 0)
|
|
count++;
|
|
p++;
|
|
}
|
|
}
|
|
return count;
|
|
}
|
|
|
|
static int rkss_get_remain_flags(uint8_t *flags)
|
|
{
|
|
unsigned int i, value;
|
|
uint8_t *flag;
|
|
int count = 0;
|
|
|
|
if (flags == NULL)
|
|
return -1;
|
|
|
|
for (i = 0; i < RKSS_SECTION_COUNT; i++) {
|
|
flag = flags + (int)i / 2;
|
|
value = i & 0x1 ? *flag & 0x0F : (*flag & 0xF0) >> 4;
|
|
if (value == 0)
|
|
count++;
|
|
}
|
|
return count;
|
|
}
|
|
|
|
static int rkss_get_larger_area(void)
|
|
{
|
|
int i, tables, flags, max_flags = 0;
|
|
int area_index = -1;
|
|
|
|
for (i = 0; i < RKSS_MAX_AREA_NUM; i++) {
|
|
if (rkss_info[i].table == NULL ||
|
|
rkss_info[i].flags == NULL)
|
|
continue;
|
|
tables = rkss_get_remain_tables(rkss_info[i].table);
|
|
flags = rkss_get_remain_flags(rkss_info[i].flags);
|
|
if (tables > 0 && flags > 0 && flags > max_flags) {
|
|
max_flags = flags;
|
|
area_index = i;
|
|
}
|
|
}
|
|
return area_index;
|
|
}
|
|
|
|
static int rkss_write_area_empty_ptable(
|
|
unsigned int area_index, struct rkss_file_table *pfile_table)
|
|
{
|
|
int i, n, ret;
|
|
struct rkss_file_table *p;
|
|
|
|
if (rkss_info[area_index].table == NULL) {
|
|
printf("TEEC: %s table is null\n", __func__);
|
|
return -1;
|
|
}
|
|
for (i = 0; i < RKSS_TABLE_COUNT; i++) {
|
|
for (n = 0; n < RKSS_EACH_FILEFOLDER_COUNT; n++) {
|
|
p = rkss_info[area_index].table + i * RKSS_EACH_FILEFOLDER_COUNT + n;
|
|
if (p->used == 0) {
|
|
memcpy(p, pfile_table, sizeof(struct rkss_file_table));
|
|
p->used = 1;
|
|
debug("TEEC: write emt ptable : [%d,%d] name:%s, index:%d, size:%d, used:%d\n",
|
|
i, n, p->name, p->index, p->size, p->used);
|
|
rkss_info[area_index].header->backup_dirty = 1;
|
|
ret = area_index * RKSS_TABLE_COUNT * RKSS_EACH_FILEFOLDER_COUNT +
|
|
i * RKSS_EACH_FILEFOLDER_COUNT + n;
|
|
return ret;
|
|
}
|
|
}
|
|
}
|
|
printf("TEEC: No enough ptable space available in secure storage.\n");
|
|
return -1;
|
|
}
|
|
|
|
static int rkss_write_empty_ptable(struct rkss_file_table *pfile_table)
|
|
{
|
|
int area_index;
|
|
|
|
area_index = rkss_get_larger_area();
|
|
if (area_index < 0) {
|
|
printf("TEEC: get area index fail\n");
|
|
return -1;
|
|
}
|
|
|
|
return rkss_write_area_empty_ptable(area_index, pfile_table);
|
|
}
|
|
|
|
static int rkss_write_back_ptable(
|
|
int fd, struct rkss_file_table *pfile_table)
|
|
{
|
|
struct rkss_file_table *p;
|
|
unsigned int area_index;
|
|
|
|
area_index = fd / (RKSS_TABLE_COUNT * RKSS_EACH_FILEFOLDER_COUNT);
|
|
if (area_index >= RKSS_MAX_AREA_NUM) {
|
|
printf("TEEC: %s area_index invalid\n", __func__);
|
|
return -1;
|
|
}
|
|
|
|
p = rkss_info[area_index].table;
|
|
if (p == NULL) {
|
|
printf("TEEC: %s table is null\n", __func__);
|
|
return -1;
|
|
}
|
|
|
|
p += fd % (RKSS_TABLE_COUNT * RKSS_EACH_FILEFOLDER_COUNT);
|
|
|
|
memcpy(p, pfile_table, sizeof(struct rkss_file_table));
|
|
debug("TEEC: write ptable : name:%s, index:%d, size:%d, used:%d\n",
|
|
p->name, p->index, p->size, p->used);
|
|
|
|
rkss_info[area_index].header->backup_dirty = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int rkss_storage_write(void)
|
|
{
|
|
int ret, i;
|
|
|
|
for (i = 0; i < RKSS_MAX_AREA_NUM; i++) {
|
|
if (rkss_info[i].header != NULL && rkss_info[i].header->backup_dirty == 1) {
|
|
rkss_info[i].header->backup_count++;
|
|
rkss_info[i].footer->backup_count = rkss_info[i].header->backup_count;
|
|
rkss_info[i].header->backup_index++;
|
|
if (rkss_info[i].header->backup_index >= RKSS_BACKUP_NUM)
|
|
rkss_info[i].header->backup_index = 0;
|
|
rkss_info[i].header->backup_dirty = 0;
|
|
|
|
if (rkss_info[i].header->backup_count == 0xffffffff) {
|
|
rkss_info[i].header->backup_count = 1;
|
|
rkss_info[i].footer->backup_count = 1;
|
|
ret = blk_dwrite(dev_desc,
|
|
part_info.start + i * RKSS_SECTION_COUNT * RKSS_BACKUP_NUM +
|
|
rkss_info[i].header->backup_index * RKSS_SECTION_COUNT,
|
|
RKSS_SECTION_COUNT, rkss_buffer[i]);
|
|
if (ret != RKSS_SECTION_COUNT) {
|
|
printf("TEEC: blk_dwrite fail\n");
|
|
return -1;
|
|
}
|
|
|
|
rkss_info[i].header->backup_count = 2;
|
|
rkss_info[i].footer->backup_count = 2;
|
|
rkss_info[i].header->backup_index++;
|
|
if (rkss_info[i].header->backup_index >= RKSS_BACKUP_NUM)
|
|
rkss_info[i].header->backup_index = 0;
|
|
ret = blk_dwrite(dev_desc,
|
|
part_info.start + i * RKSS_SECTION_COUNT * RKSS_BACKUP_NUM +
|
|
rkss_info[i].header->backup_index * RKSS_SECTION_COUNT,
|
|
RKSS_SECTION_COUNT, rkss_buffer[i]);
|
|
if (ret != RKSS_SECTION_COUNT) {
|
|
printf("TEEC: blk_dwrite fail\n");
|
|
return -1;
|
|
}
|
|
} else {
|
|
ret = blk_dwrite(dev_desc,
|
|
part_info.start + i * RKSS_SECTION_COUNT * RKSS_BACKUP_NUM +
|
|
rkss_info[i].header->backup_index * RKSS_SECTION_COUNT,
|
|
RKSS_SECTION_COUNT, rkss_buffer[i]);
|
|
if (ret != RKSS_SECTION_COUNT) {
|
|
printf("TEEC: blk_dwrite fail\n");
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int rkss_storage_init(uint32_t area_index)
|
|
{
|
|
unsigned long ret = 0;
|
|
uint32_t size, i;
|
|
uint32_t max_ver = 0;
|
|
uint32_t max_index = 0;
|
|
uint32_t flags_offset, table_offset, data_offset, footer_offset;
|
|
|
|
if (area_index >= RKSS_MAX_AREA_NUM) {
|
|
printf("TEEC: Not support index=0x%x\n", area_index);
|
|
return -1;
|
|
}
|
|
|
|
size = RKSS_SECTION_COUNT * RKSS_DATA_LEN;
|
|
flags_offset = RKSS_USEDFLAGS_INDEX * RKSS_DATA_LEN;
|
|
table_offset = RKSS_TABLE_INDEX * RKSS_DATA_LEN;
|
|
data_offset = RKSS_DATA_INDEX * RKSS_DATA_LEN;
|
|
footer_offset = RKSS_FOOTER_INDEX * RKSS_DATA_LEN;
|
|
|
|
if (rkss_buffer[area_index] == NULL) {
|
|
/* Always use, no need to release */
|
|
rkss_buffer[area_index] = (uint8_t *)memalign(CONFIG_SYS_CACHELINE_SIZE, size);
|
|
if (!(rkss_buffer[area_index])) {
|
|
printf("TEEC: Malloc failed!\n");
|
|
return -1;
|
|
}
|
|
|
|
/* Pointer initialization */
|
|
rkss_info[area_index].header = (struct rkss_file_header *)(rkss_buffer[area_index]);
|
|
rkss_info[area_index].flags = (uint8_t *)(rkss_buffer[area_index] + flags_offset);
|
|
rkss_info[area_index].table = (struct rkss_file_table *)(rkss_buffer[area_index] + table_offset);
|
|
rkss_info[area_index].data = (uint8_t *)(rkss_buffer[area_index] + data_offset);
|
|
rkss_info[area_index].footer = (struct rkss_file_footer *)(rkss_buffer[area_index] + footer_offset);
|
|
|
|
/* Find valid from (backup0 - backup1) */
|
|
for (i = 0; i < RKSS_BACKUP_NUM; i++) {
|
|
ret = blk_dread(dev_desc,
|
|
part_info.start +
|
|
area_index * RKSS_SECTION_COUNT * RKSS_BACKUP_NUM +
|
|
i * RKSS_SECTION_COUNT,
|
|
RKSS_SECTION_COUNT, rkss_buffer[area_index]);
|
|
if (ret != RKSS_SECTION_COUNT) {
|
|
printf("TEEC: blk_dread fail\n");
|
|
return -1;
|
|
}
|
|
|
|
if ((rkss_info[area_index].header->tag == RKSS_TAG) &&
|
|
(rkss_info[area_index].footer->backup_count == rkss_info[area_index].header->backup_count)) {
|
|
if (max_ver < rkss_info[area_index].header->backup_count) {
|
|
max_index = i;
|
|
max_ver = rkss_info[area_index].header->backup_count;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (max_ver) {
|
|
debug("TEEC: max_ver=%d, max_index=%d.\n",
|
|
max_ver, max_index);
|
|
|
|
if (max_index != (RKSS_BACKUP_NUM - 1)) {
|
|
ret = blk_dread(dev_desc,
|
|
part_info.start +
|
|
area_index * RKSS_SECTION_COUNT * RKSS_BACKUP_NUM +
|
|
max_index * RKSS_SECTION_COUNT,
|
|
RKSS_SECTION_COUNT, rkss_buffer[area_index]);
|
|
if (ret != RKSS_SECTION_COUNT) {
|
|
printf("TEEC: blk_dread fail\n");
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
if (rkss_info[area_index].header->version == RKSS_VERSION_V2) {
|
|
debug("TEEC: data version equal to image version, do nothing!\n");
|
|
} else if (rkss_info[area_index].header->version < RKSS_VERSION_V2) {
|
|
printf("TEEC: data version lower than image version!\n");
|
|
/* convert rkss version 2 to higher rkss version */
|
|
free(rkss_buffer[area_index]);
|
|
rkss_buffer[area_index] = NULL;
|
|
return -1;
|
|
} else {
|
|
printf("TEEC: data version higher than image version!\n");
|
|
printf("TEEC: please update image!\n");
|
|
free(rkss_buffer[area_index]);
|
|
rkss_buffer[area_index] = NULL;
|
|
return -1;
|
|
}
|
|
} else {
|
|
printf("TEEC: Reset area[%d] info...\n", area_index);
|
|
memset(rkss_buffer[area_index], 0, size);
|
|
rkss_info[area_index].header->tag = RKSS_TAG;
|
|
rkss_info[area_index].header->version = RKSS_VERSION_V2;
|
|
rkss_info[area_index].header->backup_count = 1;
|
|
rkss_info[area_index].footer->backup_count = 1;
|
|
/* Verify Usedflags Section */
|
|
if (rkss_verify_usedflags(area_index) < 0) {
|
|
printf("TEEC: rkss_verify_usedflags fail !\n");
|
|
return -1;
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static uint32_t ree_fs_new_open(size_t num_params,
|
|
struct tee_ioctl_param *params)
|
|
{
|
|
char *filename;
|
|
int fd;
|
|
struct rkss_file_table p = {0};
|
|
unsigned int area_index;
|
|
|
|
debug("TEEC: params[1].u.memref.shm_id = 0x%llx params[1].u.memref.shm_offs = 0x%llx\n",
|
|
params[1].u.memref.shm_id, params[1].u.memref.shm_offs);
|
|
|
|
filename = (char *)(size_t)params[1].u.memref.shm_id;
|
|
if (!filename)
|
|
return TEEC_ERROR_BAD_PARAMETERS;
|
|
|
|
if (strlen(filename) > RKSS_NAME_MAX_LENGTH) {
|
|
printf("TEEC: %s: file name too long. %s\n", __func__, filename);
|
|
return TEEC_ERROR_BAD_PARAMETERS;
|
|
}
|
|
|
|
debug("TEEC: %s open file: %s, len: %zu\n",
|
|
__func__, filename, strlen(filename));
|
|
fd = rkss_get_fileinfo_by_name(filename, &p, &area_index);
|
|
if (fd < 0) {
|
|
printf("TEEC: %s : no such file. %s\n", __func__, filename);
|
|
return TEEC_ERROR_ITEM_NOT_FOUND;
|
|
}
|
|
|
|
params[2].u.value.a = fd;
|
|
return TEEC_SUCCESS;
|
|
}
|
|
|
|
static TEEC_Result ree_fs_new_create(size_t num_params,
|
|
struct tee_ioctl_param *params)
|
|
{
|
|
char *filename;
|
|
int fd;
|
|
int ret, num;
|
|
struct rkss_file_table p = {0};
|
|
unsigned int area_index;
|
|
/* file open flags: O_RDWR | O_CREAT | O_TRUNC
|
|
* if file exists, we must remove it first.
|
|
*/
|
|
filename = (char *)(size_t)params[1].u.memref.shm_id;
|
|
debug("TEEC: params[1].u.memref.shm_id = 0x%llx params[1].u.memref.shm_offs = 0x%llx\n",
|
|
params[1].u.memref.shm_id, params[1].u.memref.shm_offs);
|
|
if (!filename)
|
|
return TEEC_ERROR_BAD_PARAMETERS;
|
|
|
|
if (strlen(filename) > RKSS_NAME_MAX_LENGTH) {
|
|
printf("TEEC: %s: file name too long. %s\n", __func__, filename);
|
|
return TEEC_ERROR_BAD_PARAMETERS;
|
|
}
|
|
|
|
debug("TEEC: %s create file: %s, len: %zu\n",
|
|
__func__, filename, strlen(filename));
|
|
fd = rkss_get_fileinfo_by_name(filename, &p, &area_index);
|
|
if (fd >= 0) {
|
|
printf("TEEC: %s : file exist, clear it. %s\n", __func__, filename);
|
|
/* decrease ref from usedflags */
|
|
num = p.size / RKSS_DATA_LEN + 1;
|
|
ret = rkss_decref_multi_usedflags_sections(area_index, p.index, num);
|
|
if (ret < 0) {
|
|
printf("TEEC: rkss_decref_multi_usedflags_sections error !\n");
|
|
return TEEC_ERROR_GENERIC;
|
|
}
|
|
|
|
/* rm from ptable */
|
|
memset(&p, 0, sizeof(struct rkss_file_table));
|
|
ret = rkss_write_back_ptable(fd, &p);
|
|
if (ret < 0) {
|
|
printf("TEEC: %s : write back error %d\n", __func__, ret);
|
|
return TEEC_ERROR_GENERIC;
|
|
}
|
|
}
|
|
|
|
strcpy(p.name, filename);
|
|
p.index = 0;
|
|
p.size = 0;
|
|
p.used = 1;
|
|
p.flags = RK_FS_R | RK_FS_W;
|
|
fd = rkss_write_empty_ptable(&p);
|
|
if (fd < 0) {
|
|
printf("TEEC: %s : write empty ptable error. %s\n", __func__, filename);
|
|
return TEEC_ERROR_GENERIC;
|
|
}
|
|
|
|
params[2].u.value.a = fd;
|
|
|
|
return TEEC_SUCCESS;
|
|
}
|
|
|
|
static TEEC_Result ree_fs_new_close(size_t num_params,
|
|
struct tee_ioctl_param *params)
|
|
{
|
|
debug("TEEC: %s !\n", __func__);
|
|
UNREFERENCED_PARAMETER(params);
|
|
UNREFERENCED_PARAMETER(num_params);
|
|
return TEEC_SUCCESS;
|
|
}
|
|
|
|
static TEEC_Result ree_fs_new_read(size_t num_params,
|
|
struct tee_ioctl_param *params)
|
|
{
|
|
uint8_t *data;
|
|
size_t len;
|
|
off_t offs;
|
|
int fd;
|
|
int ret;
|
|
struct rkss_file_table p = {0};
|
|
int di, section_num;
|
|
uint8_t *temp_file_data;
|
|
unsigned int area_index;
|
|
|
|
fd = params[0].u.value.b;
|
|
offs = params[0].u.value.c;
|
|
|
|
data = (uint8_t *)(size_t)params[1].u.memref.shm_id;
|
|
debug("TEEC: params[1].u.memref.shm_id = 0x%llx params[1].u.memref.shm_offs = 0x%llx\n",
|
|
params[1].u.memref.shm_id, params[1].u.memref.shm_offs);
|
|
|
|
if (!data)
|
|
return TEEC_ERROR_BAD_PARAMETERS;
|
|
len = params[1].u.memref.size;
|
|
|
|
debug("TEEC: %s! fd:%d, len:%zu, offs:%ld\n",
|
|
__func__, fd, len, offs);
|
|
|
|
ret = rkss_get_fileinfo_by_index(fd, &p, &area_index);
|
|
if (ret < 0) {
|
|
printf("TEEC: unavailable fd: %d!\n", fd);
|
|
return TEEC_ERROR_GENERIC;
|
|
}
|
|
|
|
if (offs >= p.size)
|
|
return TEEC_ERROR_BAD_PARAMETERS;
|
|
|
|
section_num = p.size / RKSS_DATA_LEN + 1;
|
|
temp_file_data = malloc(section_num * RKSS_DATA_LEN);
|
|
ret = rkss_read_multi_sections(area_index, temp_file_data, p.index, section_num);
|
|
if (ret < 0) {
|
|
printf("TEEC: unavailable file index!\n");
|
|
free(temp_file_data);
|
|
return TEEC_ERROR_GENERIC;
|
|
}
|
|
di = (offs + len) > p.size ? (p.size - offs) : len;
|
|
memcpy(data, temp_file_data + offs, di);
|
|
free(temp_file_data);
|
|
temp_file_data = 0;
|
|
params[1].u.memref.size = di;
|
|
|
|
return TEEC_SUCCESS;
|
|
}
|
|
|
|
static TEEC_Result ree_fs_new_write(size_t num_params,
|
|
struct tee_ioctl_param *params)
|
|
{
|
|
uint8_t *data;
|
|
size_t len;
|
|
off_t offs;
|
|
struct rkss_file_table p = {0};
|
|
int ret, fd, new_size;
|
|
int section_num;
|
|
uint8_t *file_data = 0, *temp_file_data = 0;
|
|
unsigned int area_index;
|
|
|
|
fd = params[0].u.value.b;
|
|
offs = params[0].u.value.c;
|
|
|
|
data = (uint8_t *)(size_t)params[1].u.memref.shm_id;
|
|
debug("TEEC: params[1].u.memref.shm_id = 0x%llx params[1].u.memref.shm_offs = 0x%llx\n",
|
|
params[1].u.memref.shm_id, params[1].u.memref.shm_offs);
|
|
if (!data)
|
|
return TEEC_ERROR_BAD_PARAMETERS;
|
|
len = params[1].u.memref.size;
|
|
|
|
debug("TEEC: %s ! fd:%d, len:%zu, offs:%ld\n",
|
|
__func__, fd, len, offs);
|
|
|
|
ret = rkss_get_fileinfo_by_index(fd, &p, &area_index);
|
|
if (ret < 0) {
|
|
printf("TEEC: %s: fd:%d unvailable!\n", __func__, fd);
|
|
return TEEC_ERROR_BAD_PARAMETERS;
|
|
}
|
|
|
|
new_size = offs + len > p.size ? offs + len : p.size;
|
|
file_data = malloc(new_size);
|
|
if (!file_data)
|
|
return TEEC_ERROR_OUT_OF_MEMORY;
|
|
|
|
if (p.size != 0) {
|
|
/* Read old file data out */
|
|
section_num = p.size / RKSS_DATA_LEN + 1;
|
|
temp_file_data = malloc(section_num * RKSS_DATA_LEN);
|
|
ret = rkss_read_multi_sections(area_index, temp_file_data, p.index, section_num);
|
|
if (ret < 0) {
|
|
printf("TEEC: unavailable file index %d section_num %d\n", p.index, section_num);
|
|
ret = TEEC_ERROR_GENERIC;
|
|
goto out;
|
|
}
|
|
memcpy(file_data, temp_file_data, p.size);
|
|
free(temp_file_data);
|
|
temp_file_data = 0;
|
|
ret = rkss_decref_multi_usedflags_sections(area_index, p.index, section_num);
|
|
if (ret < 0) {
|
|
printf("TEEC: rkss_decref_multi_usedflags_sections error !\n");
|
|
ret = TEEC_ERROR_GENERIC;
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
/* update new file info */
|
|
memcpy(file_data + offs, data, len);
|
|
p.size = new_size;
|
|
section_num = new_size / RKSS_DATA_LEN + 1;
|
|
p.index = rkss_get_empty_section_from_usedflags(area_index, section_num);
|
|
debug("TEEC: Get Empty section in %d\n", p.index);
|
|
p.used = 1;
|
|
ret = rkss_incref_multi_usedflags_sections(area_index, p.index, section_num);
|
|
if (ret < 0) {
|
|
printf("TEEC: rkss_incref_multi_usedflags_sections error !\n");
|
|
ret = TEEC_ERROR_GENERIC;
|
|
goto out;
|
|
}
|
|
|
|
ret = rkss_write_back_ptable(fd, &p);
|
|
if (ret < 0) {
|
|
printf("TEEC: %s: write ptable error!\n", __func__);
|
|
ret = TEEC_ERROR_GENERIC;
|
|
goto out;
|
|
}
|
|
|
|
/* write new file data */
|
|
temp_file_data = malloc(section_num * RKSS_DATA_LEN);
|
|
memset(temp_file_data, 0, section_num * RKSS_DATA_LEN);
|
|
memcpy(temp_file_data, file_data, p.size);
|
|
rkss_write_multi_sections(area_index, temp_file_data, p.index, section_num);
|
|
free(temp_file_data);
|
|
temp_file_data = 0;
|
|
|
|
out:
|
|
if (file_data)
|
|
free(file_data);
|
|
if (temp_file_data) {
|
|
free(temp_file_data);
|
|
temp_file_data = 0;
|
|
}
|
|
|
|
return TEEC_SUCCESS;
|
|
}
|
|
|
|
/* TODO: update file data space */
|
|
static TEEC_Result ree_fs_new_truncate(size_t num_params,
|
|
struct tee_ioctl_param *params)
|
|
{
|
|
size_t len;
|
|
int fd, ret;
|
|
struct rkss_file_table p = {0};
|
|
unsigned int section_num_old, section_num_new;
|
|
unsigned int area_index;
|
|
|
|
fd = params[0].u.value.b;
|
|
len = params[0].u.value.c;
|
|
|
|
debug("TEEC: %s: fd:%d, lenth:%zu\n", __func__, fd, len);
|
|
|
|
ret = rkss_get_fileinfo_by_index(fd, &p, &area_index);
|
|
if (ret < 0) {
|
|
printf("TEEC: fd:%d unvailable!\n", fd);
|
|
return TEEC_ERROR_GENERIC;
|
|
}
|
|
if (len > p.size) {
|
|
printf("TEEC: truncate error!\n");
|
|
return TEEC_ERROR_GENERIC;
|
|
}
|
|
section_num_old = p.size / RKSS_DATA_LEN + 1;
|
|
section_num_new = len / RKSS_DATA_LEN + 1;
|
|
ret = rkss_decref_multi_usedflags_sections(area_index, p.index + section_num_new, section_num_old - section_num_new);
|
|
if (ret < 0) {
|
|
printf("TEEC: rkss_decref_multi_usedflags_sections error !\n");
|
|
ret = TEEC_ERROR_GENERIC;
|
|
}
|
|
p.size = len;
|
|
ret = rkss_write_back_ptable(fd, &p);
|
|
if (ret < 0) {
|
|
printf("TEEC: %s: write ptable error!\n", __func__);
|
|
return TEEC_ERROR_GENERIC;
|
|
}
|
|
|
|
return TEEC_SUCCESS;
|
|
}
|
|
|
|
static TEEC_Result ree_fs_new_remove(size_t num_params,
|
|
struct tee_ioctl_param *params)
|
|
{
|
|
char *filename;
|
|
struct rkss_file_table p = {0};
|
|
int ret, fd, num;
|
|
unsigned int area_index;
|
|
|
|
debug("TEEC: params[1].u.memref.shm_id = 0x%llx params[1].u.memref.shm_offs = 0x%llx\n",
|
|
params[1].u.memref.shm_id, params[1].u.memref.shm_offs);
|
|
|
|
filename = (char *)(size_t)params[1].u.memref.shm_id;
|
|
if (!filename)
|
|
return TEEC_ERROR_BAD_PARAMETERS;
|
|
|
|
ret = rkss_get_fileinfo_by_name(filename, &p, &area_index);
|
|
if (ret < 0) {
|
|
printf("TEEC: %s: no such file. %s\n", __func__, filename);
|
|
return 0;
|
|
}
|
|
fd = ret;
|
|
|
|
debug("TEEC: %s! %s fd:%d index:%d size:%d\n",
|
|
__func__, filename, fd, p.index, p.size);
|
|
|
|
/* decrease ref from usedflags */
|
|
num = p.size / RKSS_DATA_LEN + 1;
|
|
ret = rkss_decref_multi_usedflags_sections(area_index, p.index, num);
|
|
if (ret < 0) {
|
|
printf("TEEC: rkss_decref_multi_usedflags_sections error !\n");
|
|
return TEEC_ERROR_GENERIC;
|
|
}
|
|
|
|
/* rm from ptable */
|
|
memset(&p, 0, sizeof(struct rkss_file_table));
|
|
ret = rkss_write_back_ptable(fd, &p);
|
|
if (ret < 0) {
|
|
printf("TEEC: %s: write back error %d\n", __func__, ret);
|
|
return TEEC_ERROR_GENERIC;
|
|
}
|
|
|
|
return TEEC_SUCCESS;
|
|
}
|
|
|
|
static TEEC_Result ree_fs_new_rename(size_t num_params,
|
|
struct tee_ioctl_param *params)
|
|
{
|
|
char *old_fname;
|
|
char *new_fname;
|
|
struct rkss_file_table p = {0};
|
|
int ret;
|
|
unsigned int area_index;
|
|
|
|
old_fname = (char *)(size_t)params[1].u.memref.shm_id;
|
|
debug("TEEC: params[1].u.memref.shm_id = 0x%llx params[1].u.memref.shm_offs = 0x%llx\n",
|
|
params[1].u.memref.shm_id, params[1].u.memref.shm_offs);
|
|
if (!old_fname)
|
|
return TEEC_ERROR_BAD_PARAMETERS;
|
|
|
|
new_fname = (char *)(size_t)params[2].u.memref.shm_id;
|
|
debug("TEEC: params[2].u.memref.shm_id = 0x%llx params[2].u.memref.shm_offs = 0x%llx\n",
|
|
params[2].u.memref.shm_id, params[2].u.memref.shm_offs);
|
|
if (!new_fname)
|
|
return TEEC_ERROR_BAD_PARAMETERS;
|
|
|
|
if (strlen(new_fname) > RKSS_NAME_MAX_LENGTH) {
|
|
printf("TEEC: new file name too long. %s\n", new_fname);
|
|
return TEEC_ERROR_BAD_PARAMETERS;
|
|
}
|
|
|
|
debug("TEEC: rename: %s -> %s\n", old_fname, new_fname);
|
|
|
|
ret = rkss_get_fileinfo_by_name(old_fname, &p, &area_index);
|
|
if (ret < 0) {
|
|
printf("TEEC: filename: %s no found.\n", old_fname);
|
|
return TEEC_ERROR_ITEM_NOT_FOUND;
|
|
}
|
|
|
|
strcpy(p.name, new_fname);
|
|
|
|
ret = rkss_write_back_ptable(ret, &p);
|
|
if (ret < 0) {
|
|
printf("TEEC: write ptable error!\n");
|
|
return TEEC_ERROR_GENERIC;
|
|
}
|
|
|
|
return TEEC_SUCCESS;
|
|
}
|
|
|
|
static TEEC_Result ree_fs_new_opendir(size_t num_params,
|
|
struct tee_ioctl_param *params)
|
|
{
|
|
char *dirname;
|
|
int ret;
|
|
|
|
debug("TEEC: params[1].u.memref.shm_id = 0x%llx params[1].u.memref.shm_offs = 0x%llx\n",
|
|
params[1].u.memref.shm_id, params[1].u.memref.shm_offs);
|
|
|
|
dirname = (char *)(size_t)params[1].u.memref.shm_id;
|
|
if (!dirname)
|
|
return TEEC_ERROR_BAD_PARAMETERS;
|
|
|
|
dir_seek = 0;
|
|
ret = rkss_get_dirs_by_name(dirname);
|
|
if (ret < 0) {
|
|
printf("TEEC: %s: error\n", __func__);
|
|
return TEEC_ERROR_GENERIC;
|
|
}
|
|
|
|
debug("TEEC: %s: %s, seek/num:%d/%d\n",
|
|
__func__, dirname, dir_seek, dir_num);
|
|
return TEEC_SUCCESS;
|
|
}
|
|
|
|
static TEEC_Result ree_fs_new_closedir(size_t num_params,
|
|
struct tee_ioctl_param *params)
|
|
{
|
|
if (num_params != 1 ||
|
|
(params[0].attr & TEE_IOCTL_PARAM_ATTR_TYPE_MASK) !=
|
|
TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_INPUT)
|
|
return TEEC_ERROR_BAD_PARAMETERS;
|
|
|
|
dir_seek = 0;
|
|
dir_num = 0;
|
|
|
|
return TEEC_SUCCESS;
|
|
}
|
|
|
|
static TEEC_Result ree_fs_new_readdir(size_t num_params,
|
|
struct tee_ioctl_param *params)
|
|
{
|
|
char *dirname;
|
|
size_t len;
|
|
size_t dirname_len;
|
|
|
|
dirname = (char *)(size_t)params[1].u.memref.shm_id;
|
|
debug("TEEC: params[1].u.memref.shm_id = 0x%llx params[1].u.memref.shm_offs = 0x%llx\n",
|
|
params[1].u.memref.shm_id, params[1].u.memref.shm_offs);
|
|
if (!dirname)
|
|
return TEEC_ERROR_BAD_PARAMETERS;
|
|
len = params[1].u.memref.size;
|
|
|
|
debug("TEEC: seek/num:%d/%d\n", dir_seek, dir_num);
|
|
if (dir_seek == dir_num) {
|
|
params[1].u.memref.size = 0;
|
|
debug("TEEC: %s: END\n", __func__);
|
|
return TEEC_ERROR_BAD_STATE;
|
|
}
|
|
|
|
dirname_len = strlen(dir_cache[dir_seek]) + 1;
|
|
params[1].u.memref.size = dirname_len;
|
|
if (dirname_len > len)
|
|
return TEEC_ERROR_SHORT_BUFFER;
|
|
|
|
strcpy(dirname, dir_cache[dir_seek]);
|
|
++dir_seek;
|
|
|
|
debug("TEEC: %s: %s\n", __func__, dirname);
|
|
|
|
return TEEC_SUCCESS;
|
|
}
|
|
|
|
int tee_supp_rk_fs_init_v2(void)
|
|
{
|
|
assert(sizeof(struct rkss_file_table) == RKSS_TABLE_SIZE);
|
|
assert(RKSS_DATA_LEN / sizeof(struct rkss_file_table) == RKSS_EACH_FILEFOLDER_COUNT);
|
|
|
|
if (check_security_exist(0) < 0)
|
|
return 0;
|
|
|
|
/* clean secure storage */
|
|
#ifdef DEBUG_CLEAN_RKSS
|
|
if (rkss_storage_reset() < 0)
|
|
return -1;
|
|
#endif
|
|
|
|
for (uint32_t i = 0; i < RKSS_ACTIVE_AREA_NUM; i++) {
|
|
if (rkss_storage_init(i) < 0)
|
|
return -1;
|
|
}
|
|
|
|
#ifdef DEBUG_RKSS
|
|
rkss_dump_ptable();
|
|
rkss_dump_usedflags();
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
static bool tee_supp_param_is_value(struct tee_ioctl_param *param)
|
|
{
|
|
switch (param->attr & TEE_IOCTL_PARAM_ATTR_TYPE_MASK) {
|
|
case TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_INPUT:
|
|
case TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_OUTPUT:
|
|
case TEE_IOCTL_PARAM_ATTR_TYPE_VALUE_INOUT:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static int rkss_step;
|
|
int tee_supp_rk_fs_process_v2(size_t num_params,
|
|
struct tee_ioctl_param *params)
|
|
{
|
|
uint32_t ret;
|
|
|
|
if (!num_params || !tee_supp_param_is_value(params))
|
|
return TEEC_ERROR_BAD_PARAMETERS;
|
|
|
|
switch (params->u.value.a) {
|
|
case OPTEE_MRF_OPEN:
|
|
debug(">>>>>>> [%d] OPTEE_MRF_OPEN!\n", rkss_step++);
|
|
ret = ree_fs_new_open(num_params, params);
|
|
break;
|
|
case OPTEE_MRF_CREATE:
|
|
debug(">>>>>>> [%d] OPTEE_MRF_CREATE!\n", rkss_step++);
|
|
ret = ree_fs_new_create(num_params, params);
|
|
break;
|
|
case OPTEE_MRF_CLOSE:
|
|
debug(">>>>>>> [%d] OPTEE_MRF_CLOSE!\n", rkss_step++);
|
|
ret = ree_fs_new_close(num_params, params);
|
|
break;
|
|
case OPTEE_MRF_READ:
|
|
debug(">>>>>>> [%d] OPTEE_MRF_READ!\n", rkss_step++);
|
|
ret = ree_fs_new_read(num_params, params);
|
|
break;
|
|
case OPTEE_MRF_WRITE:
|
|
debug(">>>>>>> [%d] OPTEE_MRF_WRITE!\n", rkss_step++);
|
|
ret = ree_fs_new_write(num_params, params);
|
|
break;
|
|
case OPTEE_MRF_TRUNCATE:
|
|
debug(">>>>>>> [%d] OPTEE_MRF_TRUNCATE!\n", rkss_step++);
|
|
ret = ree_fs_new_truncate(num_params, params);
|
|
break;
|
|
case OPTEE_MRF_REMOVE:
|
|
debug(">>>>>>> [%d] OPTEE_MRF_REMOVE!\n", rkss_step++);
|
|
ret = ree_fs_new_remove(num_params, params);
|
|
break;
|
|
case OPTEE_MRF_RENAME:
|
|
debug(">>>>>>> [%d] OPTEE_MRF_RENAME!\n", rkss_step++);
|
|
ret = ree_fs_new_rename(num_params, params);
|
|
break;
|
|
case OPTEE_MRF_OPENDIR:
|
|
debug(">>>>>>> [%d] OPTEE_MRF_OPENDIR!\n", rkss_step++);
|
|
ret = ree_fs_new_opendir(num_params, params);
|
|
break;
|
|
case OPTEE_MRF_CLOSEDIR:
|
|
debug(">>>>>>> [%d] OPTEE_MRF_CLOSEDIR!\n", rkss_step++);
|
|
ret = ree_fs_new_closedir(num_params, params);
|
|
break;
|
|
case OPTEE_MRF_READDIR:
|
|
debug(">>>>>>> [%d] OPTEE_MRF_READDIR!\n", rkss_step++);
|
|
ret = ree_fs_new_readdir(num_params, params);
|
|
break;
|
|
default:
|
|
ret = TEEC_ERROR_BAD_PARAMETERS;
|
|
break;
|
|
}
|
|
rkss_storage_write();
|
|
return ret;
|
|
}
|