111 lines
3.4 KiB
C
111 lines
3.4 KiB
C
/*
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* Copyright (c) 2019-2020, Arm Limited. All rights reserved.
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2020-01-10 Kevin/Karl Add PS demo
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*
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*/
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#include <rtdevice.h>
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#include <string.h>
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#include "tfm_ns_lock.h"
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#include "psa_protected_storage.h"
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#define TEST_UID_A 2U
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#define ASSET_A "THEQUICKBROWNFOXJUMPSOVERALAZYDOG"
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#define ASSET_A_SIZE (sizeof( ASSET_A ) - 1)
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#define RESETDATA "THISIS"
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#define RESETDATA_SIZE (sizeof( RESETDATA ) - 1)
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#define READ_LENGTH (ASSET_A_SIZE > RESETDATA_SIZE ? \
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ASSET_A_SIZE : RESETDATA_SIZE)
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void protected_storage_demo_thread(void * parameters)
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{
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psa_ps_status_t status;
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const psa_ps_uid_t uid = TEST_UID_A;
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const psa_ps_create_flags_t flags = PSA_PS_FLAG_NONE;
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uint8_t write_data[] = ASSET_A;
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const uint32_t data_length = ASSET_A_SIZE;
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uint8_t rewrite_data[] = RESETDATA;
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const uint32_t reset_data_length = RESETDATA_SIZE;
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uint8_t get_data[READ_LENGTH];
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uint32_t counter = 0;
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tfm_ns_lock_init();
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for ( ; ; )
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{
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/* Call TF-M protected storage service and set the asset. */
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status = psa_ps_set(uid, data_length, write_data, flags);
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if (status != PSA_PS_SUCCESS)
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{
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rt_kprintf("[Protected Storage Asset A Set Round %ld] Fail\r\n", counter);
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for( ; ; );
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}
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rt_kprintf("[Protected Storage Asset A Set Round %ld] Success\r\n", counter);
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/* Read the asset. */
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status = psa_ps_get(uid, 0, data_length, get_data);
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if (status != PSA_PS_SUCCESS)
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{
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rt_kprintf("[Protected Storage Asset A Get Round %ld] Fail\r\n", counter);
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for ( ; ; );
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}
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rt_kprintf("[Protected Storage Asset A Get Round %ld] Success\r\n", counter);
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/* Check the read data. */
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if (memcmp(write_data, get_data, sizeof(write_data) - 1) != 0)
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{
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rt_kprintf("[Protected Storage Asset A Get Round %ld] Get the wrong data\r\n", counter);
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for ( ; ; );
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}
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/* Change the asset. */
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status = psa_ps_set(uid, reset_data_length, rewrite_data, flags);
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if (status != PSA_PS_SUCCESS)
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{
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rt_kprintf("[Protected Storage Asset A Reset Round %ld] Fail\r\n", counter);
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}
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rt_kprintf("[Protected Storage Asset A Reset Round %ld] Success\r\n", counter);
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/* Read the asset. */
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status = psa_ps_get(uid, 0, reset_data_length, get_data);
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if (status != PSA_PS_SUCCESS)
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{
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rt_kprintf("[Protected Storage Asset A Get Round %ld] Fail\r\n", counter);
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for ( ; ; );
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}
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rt_kprintf("[Protected Storage Asset A Get Round %ld] Success\r\n", counter);
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/* Check the read data. */
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if (memcmp(rewrite_data, get_data, sizeof(rewrite_data) - 1) != 0)
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{
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rt_kprintf("[Protected Storage Asset A Get Round %ld] Get the wrong data\r\n", counter);
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for ( ; ; );
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}
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/* Remove the asset. */
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status = psa_ps_remove(uid);
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if (status != PSA_PS_SUCCESS)
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{
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rt_kprintf("[Protected Storage Asset A Remove Round %ld] Fail\r\n", counter);
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for ( ; ; );
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}
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rt_kprintf("[Protected Storage Asset A Remove Round %ld] Success\r\n\n", counter);
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/* Wait for a second. */
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rt_thread_mdelay(1000);
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counter++;
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}
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}
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// end file
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