From 224a308fd5b1793c3030c59706bfc1758cfa5170 Mon Sep 17 00:00:00 2001 From: Mahavir Jain Date: Wed, 26 Jul 2023 15:40:03 +0530 Subject: [PATCH] ci(test): add SHA DMA mode test for large data in PSRAM Covers a test scenario described in following issue: https://github.com/espressif/esp-idf/issues/11915 --- .../mbedtls/test_apps/main/test_mbedtls_sha.c | 36 ++++++++++++++++++- 1 file changed, 35 insertions(+), 1 deletion(-) diff --git a/components/mbedtls/test_apps/main/test_mbedtls_sha.c b/components/mbedtls/test_apps/main/test_mbedtls_sha.c index 48aa1f208c..6eebf9c4c6 100644 --- a/components/mbedtls/test_apps/main/test_mbedtls_sha.c +++ b/components/mbedtls/test_apps/main/test_mbedtls_sha.c @@ -1,5 +1,5 @@ /* - * SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD + * SPDX-FileCopyrightText: 2021-2023 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: Apache-2.0 */ @@ -527,6 +527,40 @@ TEST_CASE("mbedtls SHA256 PSRAM DMA", "[mbedtls]") TEST_ASSERT_EQUAL_STRING(expected_hash, hash_str); } + +#if SOC_SHA_SUPPORT_DMA +TEST_CASE("mbedtls SHA256 PSRAM DMA large buffer", "[hw_crypto]") +{ + mbedtls_sha256_context sha256_ctx; + unsigned char sha256[32]; + + const size_t SZ = 257984; // specific size to cover issue in https://github.com/espressif/esp-idf/issues/11915 + void *buffer = heap_caps_malloc(SZ, MALLOC_CAP_8BIT | MALLOC_CAP_SPIRAM); + TEST_ASSERT_NOT_NULL(buffer); + memset(buffer, 0x55, SZ); + + mbedtls_sha256_init(&sha256_ctx); + int r = mbedtls_sha256_starts(&sha256_ctx, false); + TEST_ASSERT_EQUAL(0, r); + r = mbedtls_sha256_update(&sha256_ctx, buffer, SZ); + TEST_ASSERT_EQUAL(0, r); + r = mbedtls_sha256_finish(&sha256_ctx, sha256); + TEST_ASSERT_EQUAL(0, r); + mbedtls_sha256_free(&sha256_ctx); + free(buffer); + + /* Check the result. Reference value can be calculated using: + * dd if=/dev/zero bs=257984 count=1 | tr '\000' '\125' | sha256sum + */ + const char *expected_hash = "f2330c9f81ff1c8f0515247faa82be8b6f9685601de6f5dae79172766f136c33"; + + char hash_str[sizeof(sha256) * 2 + 1]; + utils_bin2hex(hash_str, sizeof(hash_str), sha256, sizeof(sha256)); + + TEST_ASSERT_EQUAL_STRING(expected_hash, hash_str); +} +#endif // SOC_SHA_SUPPORT_DMA + #endif //CONFIG_SPIRAM_USE_MALLOC #if CONFIG_ESP_SYSTEM_RTC_FAST_MEM_AS_HEAP_DEPCHECK