kopia lustrzana https://github.com/espressif/esp-idf
fix(mbedtls): move interrupt allocation during initialization phase
rodzic
05c5d04734
commit
4c30f2a4a0
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@ -1,5 +1,5 @@
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/*
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* SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
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* SPDX-FileCopyrightText: 2021-2023 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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@ -7,6 +7,7 @@
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "unity.h"
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#include "mbedtls/aes.h"
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#include "memory_checks.h"
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#include "soc/soc_caps.h"
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#if SOC_SHA_SUPPORT_PARALLEL_ENG
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@ -26,13 +27,21 @@
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/* setUp runs before every test */
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void setUp(void)
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{
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// Execute esp_sha operation to allocate internal SHA semaphore memory
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// which is considered as leaked otherwise
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// Execute esp_sha operation to allocate internal SHA semaphore (in case of ESP32)
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// and initial DMA setup memory which is considered as leaked otherwise
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#if SOC_SHA_SUPPORTED
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const uint8_t input_buffer[64] = {0};
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uint8_t output_buffer[64];
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esp_sha(SHA_TYPE, input_buffer, sizeof(input_buffer), output_buffer);
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#endif // SOC_SHA_SUPPORTED
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// Execute mbedtls_aes_init operation to allocate AES interrupt
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// allocation memory which is considered as leak otherwise
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#if SOC_AES_SUPPORTED
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mbedtls_aes_context ctx;
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mbedtls_aes_init(&ctx);
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#endif // SOC_AES_SUPPORTED
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test_utils_record_free_mem();
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TEST_ESP_OK(test_utils_set_leak_level(0, ESP_LEAK_TYPE_CRITICAL, ESP_COMP_LEAK_GENERAL));
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TEST_ESP_OK(test_utils_set_leak_level(0, ESP_LEAK_TYPE_WARNING, ESP_COMP_LEAK_GENERAL));
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@ -177,23 +177,30 @@ static IRAM_ATTR void esp_aes_complete_isr(void *arg)
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}
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}
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void esp_aes_intr_alloc(void)
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{
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if (op_complete_sem == NULL) {
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esp_err_t ret = esp_intr_alloc(ETS_AES_INTR_SOURCE, 0, esp_aes_complete_isr, NULL, NULL);
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if (ret != ESP_OK) {
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ESP_LOGE(TAG, "Failed to allocate AES interrupt %d", ret);
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// This should be treated as fatal error as this API would mostly
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// be invoked within mbedTLS interface. There is no way for the system
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// to proceed if the AES interrupt allocation fails here.
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abort();
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}
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static StaticSemaphore_t op_sem_buf;
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op_complete_sem = xSemaphoreCreateBinaryStatic(&op_sem_buf);
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// Static semaphore creation is unlikley to fail but still basic sanity
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assert(op_complete_sem != NULL);
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}
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}
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static esp_err_t esp_aes_isr_initialise( void )
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{
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aes_hal_interrupt_clear();
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aes_hal_interrupt_enable(true);
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if (op_complete_sem == NULL) {
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op_complete_sem = xSemaphoreCreateBinary();
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if (op_complete_sem == NULL) {
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ESP_LOGE(TAG, "Failed to create intr semaphore");
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return ESP_FAIL;
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}
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esp_err_t ret = esp_intr_alloc(ETS_AES_INTR_SOURCE, 0, esp_aes_complete_isr, NULL, NULL);
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if (ret != ESP_OK) {
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return ret;
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}
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}
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/* AES is clocked proportionally to CPU clock, take power management lock */
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#ifdef CONFIG_PM_ENABLE
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@ -432,7 +439,7 @@ static int esp_aes_process_dma(esp_aes_context *ctx, const unsigned char *input,
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/* Only use interrupt for long AES operations */
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if (len > AES_DMA_INTR_TRIG_LEN) {
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use_intr = true;
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if (esp_aes_isr_initialise() == ESP_FAIL) {
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if (esp_aes_isr_initialise() != ESP_OK) {
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ESP_LOGE(TAG, "ESP-AES ISR initialisation failed");
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ret = -1;
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goto cleanup;
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@ -575,7 +582,7 @@ int esp_aes_process_dma_gcm(esp_aes_context *ctx, const unsigned char *input, un
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/* Only use interrupt for long AES operations */
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if (len > AES_DMA_INTR_TRIG_LEN) {
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use_intr = true;
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if (esp_aes_isr_initialise() == ESP_FAIL) {
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if (esp_aes_isr_initialise() != ESP_OK) {
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ESP_LOGE(TAG, "ESP-AES ISR initialisation failed");
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ret = -1;
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goto cleanup;
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@ -1,16 +1,8 @@
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// Copyright 2020 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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/*
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* SPDX-FileCopyrightText: 2020-2023 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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#pragma once
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@ -43,6 +35,11 @@ esp_err_t esp_aes_dma_start(const lldesc_t *input, const lldesc_t *output);
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*/
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bool esp_aes_dma_done(const lldesc_t *output);
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/**
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* @brief Allocate AES peripheral interrupt handler
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*/
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void esp_aes_intr_alloc(void);
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#ifdef __cplusplus
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}
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#endif
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@ -6,7 +6,7 @@
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* SPDX-FileContributor: 2016-2022 Espressif Systems (Shanghai) CO LTD
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* SPDX-FileContributor: 2016-2023 Espressif Systems (Shanghai) CO LTD
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*/
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/*
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* The AES block cipher was designed by Vincent Rijmen and Joan Daemen.
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@ -14,6 +14,7 @@
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* http://csrc.nist.gov/encryption/aes/rijndael/Rijndael.pdf
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* http://csrc.nist.gov/publications/fips/fips197/fips-197.pdf
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*/
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#include "sdkconfig.h"
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#include "aes/esp_aes_internal.h"
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#include "mbedtls/aes.h"
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#include "hal/aes_hal.h"
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@ -24,7 +25,7 @@
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#include <string.h>
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#include "mbedtls/platform.h"
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#if SOC_AES_GDMA
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#if SOC_AES_SUPPORT_DMA
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#include "esp_aes_dma_priv.h"
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#endif
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@ -39,10 +40,12 @@ bool valid_key_length(const esp_aes_context *ctx)
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return valid_len;
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}
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void esp_aes_init( esp_aes_context *ctx )
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void esp_aes_init(esp_aes_context *ctx)
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{
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bzero( ctx, sizeof( esp_aes_context ) );
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bzero(ctx, sizeof(esp_aes_context));
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#if SOC_AES_SUPPORT_DMA && CONFIG_MBEDTLS_AES_USE_INTERRUPT
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esp_aes_intr_alloc();
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#endif
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}
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void esp_aes_free( esp_aes_context *ctx )
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@ -6,7 +6,7 @@
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* SPDX-FileContributor: 2016-2022 Espressif Systems (Shanghai) CO LTD
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* SPDX-FileContributor: 2016-2023 Espressif Systems (Shanghai) CO LTD
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*/
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#include <stdio.h>
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#include <string.h>
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@ -79,14 +79,23 @@ static esp_err_t esp_mpi_isr_initialise(void)
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esp_mpi_interrupt_clear();
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esp_mpi_interrupt_enable(true);
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if (op_complete_sem == NULL) {
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op_complete_sem = xSemaphoreCreateBinary();
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static StaticSemaphore_t op_sem_buf;
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op_complete_sem = xSemaphoreCreateBinaryStatic(&op_sem_buf);
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if (op_complete_sem == NULL) {
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ESP_LOGE(TAG, "Failed to create intr semaphore");
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return ESP_FAIL;
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}
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esp_intr_alloc(ETS_RSA_INTR_SOURCE, 0, esp_mpi_complete_isr, NULL, NULL);
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esp_err_t ret;
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ret = esp_intr_alloc(ETS_RSA_INTR_SOURCE, 0, esp_mpi_complete_isr, NULL, NULL);
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if (ret != ESP_OK) {
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ESP_LOGE(TAG, "Failed to allocate RSA interrupt %d", ret);
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// This should be treated as fatal error as this API would mostly
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// be invoked within mbedTLS interface. There is no way for the system
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// to proceed if the MPI interrupt allocation fails here.
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abort();
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}
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}
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/* MPI is clocked proportionally to CPU clock, take power management lock */
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@ -398,7 +407,7 @@ static int esp_mpi_exp_mod( mbedtls_mpi *Z, const mbedtls_mpi *X, const mbedtls_
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esp_mpi_enable_hardware_hw_op();
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#if defined (CONFIG_MBEDTLS_MPI_USE_INTERRUPT)
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if (esp_mpi_isr_initialise() == ESP_FAIL) {
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if (esp_mpi_isr_initialise() != ESP_OK) {
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ret = -1;
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esp_mpi_disable_hardware_hw_op();
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goto cleanup;
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@ -1,16 +1,25 @@
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/*
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* SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
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* SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Unlicense OR CC0-1.0
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*/
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "unity.h"
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#include "mbedtls/aes.h"
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#include "memory_checks.h"
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#include "soc/soc_caps.h"
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/* setUp runs before every test */
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void setUp(void)
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{
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// Execute mbedtls_aes_init operation to allocate AES interrupt
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// allocation memory which is considered as leak otherwise
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#if SOC_AES_SUPPORTED
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mbedtls_aes_context ctx;
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mbedtls_aes_init(&ctx);
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#endif // SOC_AES_SUPPORTED
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test_utils_record_free_mem();
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test_utils_set_leak_level(CONFIG_UNITY_CRITICAL_LEAK_LEVEL_GENERAL, ESP_LEAK_TYPE_CRITICAL, ESP_COMP_LEAK_GENERAL);
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test_utils_set_leak_level(CONFIG_UNITY_WARN_LEAK_LEVEL_GENERAL, ESP_LEAK_TYPE_WARNING, ESP_COMP_LEAK_GENERAL);
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@ -681,7 +681,6 @@ components/mbedtls/port/aes/block/esp_aes.c
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components/mbedtls/port/aes/dma/esp_aes.c
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components/mbedtls/port/aes/dma/esp_aes_crypto_dma_impl.c
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components/mbedtls/port/aes/dma/esp_aes_gdma_impl.c
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components/mbedtls/port/aes/dma/include/esp_aes_dma_priv.h
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components/mbedtls/port/aes/esp_aes_xts.c
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components/mbedtls/port/include/aes/esp_aes.h
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components/mbedtls/port/include/aes/esp_aes_internal.h
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