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https://github.com/espressif/esp-idf.git
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Xiao Xufeng
438e07b30e
Split the idf_performance.h and target ver, which hold the performance thresholds, into the headers of each testing. In the past pytest also parse the common header to get the thresholds. Now the logic is also removed. Performance thresholds are supposed to be in the pytest scripts.
69 lines
2.1 KiB
C
69 lines
2.1 KiB
C
/*
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* SPDX-FileCopyrightText: 2021-2025 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/*
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* mbedTLS SHA performance test
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*/
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#include <stdio.h>
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#include <stdbool.h>
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#include <string.h>
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#include "unity.h"
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#include "sdkconfig.h"
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#include "esp_heap_caps.h"
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#include "test_utils.h"
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#include "ccomp_timer.h"
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#include "test_mbedtls_utils.h"
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#include "crypto_performance.h"
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#include "psa/crypto.h"
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#if CONFIG_MBEDTLS_HARDWARE_SHA
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TEST_CASE("psa SHA256 performance", "[mbedtls]")
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{
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const unsigned CALLS = 256;
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const unsigned CALL_SZ = 16 * 1024;
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float elapsed_usec;
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unsigned char sha256[32];
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psa_hash_operation_t operation = PSA_HASH_OPERATION_INIT;
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psa_status_t status = psa_hash_setup(&operation, PSA_ALG_SHA_256);
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TEST_ASSERT_EQUAL(PSA_SUCCESS, status);
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// allocate internal memory
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uint8_t *buf = heap_caps_malloc(CALL_SZ, MALLOC_CAP_DMA | MALLOC_CAP_8BIT | MALLOC_CAP_INTERNAL);
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TEST_ASSERT_NOT_NULL(buf);
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memset(buf, 0x55, CALL_SZ);
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ccomp_timer_start();
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for (int c = 0; c < CALLS; c++) {
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status = psa_hash_update(&operation, buf, CALL_SZ);
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TEST_ASSERT_EQUAL(PSA_SUCCESS, status);
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}
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size_t hash_length;
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status = psa_hash_finish(&operation, sha256, sizeof(sha256), &hash_length);
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TEST_ASSERT_EQUAL(PSA_SUCCESS, status);
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elapsed_usec = ccomp_timer_stop();
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free(buf);
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/* Check the result. Reference value can be calculated using:
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* dd if=/dev/zero bs=$((16*1024)) count=256 | tr '\000' '\125' | sha256sum
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*/
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const char *expected_hash = "c88df2638fb9699abaad05780fa5e0fdb6058f477069040eac8bed3231286275";
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char hash_str[sizeof(sha256) * 2 + 1];
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utils_bin2hex(hash_str, sizeof(hash_str), sha256, sizeof(sha256));
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TEST_ASSERT_EQUAL_STRING(expected_hash, hash_str);
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// bytes/usec = MB/sec
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float mb_sec = (CALL_SZ * CALLS) / elapsed_usec;
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printf("SHA256 rate %.3fMB/sec\n", mb_sec);
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// Don't put a hard limit on software SHA performance
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TEST_PERFORMANCE_CCOMP_GREATER_THAN(SHA256_THROUGHPUT_MBSEC, "%.3fMB/sec", mb_sec);
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}
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#endif // CONFIG_MBEDTLS_HARDWARE_SHA
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