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433 lines
15 KiB
C
433 lines
15 KiB
C
/* mbedTLS SHA unit tests
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*/
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#include <string.h>
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#include <stdio.h>
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#include <stdbool.h>
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#include <esp_system.h>
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#include "mbedtls/sha1.h"
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#include "mbedtls/sha256.h"
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#include "mbedtls/sha512.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "freertos/semphr.h"
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#include "unity.h"
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#include "sdkconfig.h"
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#include "test_apb_dport_access.h"
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#include "sodium/utils.h"
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TEST_CASE("mbedtls SHA self-tests", "[mbedtls]")
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{
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start_apb_access_loop();
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TEST_ASSERT_FALSE_MESSAGE(mbedtls_sha1_self_test(1), "SHA1 self-tests should pass.");
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TEST_ASSERT_FALSE_MESSAGE(mbedtls_sha256_self_test(1), "SHA256 self-tests should pass.");
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TEST_ASSERT_FALSE_MESSAGE(mbedtls_sha512_self_test(1), "SHA512 self-tests should pass.");
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verify_apb_access_loop();
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}
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static const unsigned char *one_hundred_as = (unsigned char *)
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"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";
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static const unsigned char *one_hundred_bs = (unsigned char *)
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"bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb";
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static const uint8_t sha256_thousand_as[32] = {
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0x41, 0xed, 0xec, 0xe4, 0x2d, 0x63, 0xe8, 0xd9, 0xbf, 0x51, 0x5a, 0x9b, 0xa6, 0x93, 0x2e, 0x1c,
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0x20, 0xcb, 0xc9, 0xf5, 0xa5, 0xd1, 0x34, 0x64, 0x5a, 0xdb, 0x5d, 0xb1, 0xb9, 0x73, 0x7e, 0xa3
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};
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static const uint8_t sha256_thousand_bs[32] = {
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0xf6, 0xf1, 0x18, 0xe1, 0x20, 0xe5, 0x2b, 0xe0, 0xbd, 0x0c, 0xfd, 0xf2, 0x79, 0x4c, 0xd1, 0x2c, 0x07, 0x68, 0x6c, 0xc8, 0x71, 0x23, 0x5a, 0xc2, 0xf1, 0x14, 0x59, 0x37, 0x8e, 0x6d, 0x23, 0x5b
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};
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static const uint8_t sha512_thousand_bs[64] = {
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0xa6, 0x68, 0x68, 0xa3, 0x73, 0x53, 0x2a, 0x5c, 0xc3, 0x3f, 0xbf, 0x43, 0x4e, 0xba, 0x10, 0x86, 0xb3, 0x87, 0x09, 0xe9, 0x14, 0x3f, 0xbf, 0x37, 0x67, 0x8d, 0x43, 0xd9, 0x9b, 0x95, 0x08, 0xd5, 0x80, 0x2d, 0xbe, 0x9d, 0xe9, 0x1a, 0x54, 0xab, 0x9e, 0xbc, 0x8a, 0x08, 0xa0, 0x1a, 0x89, 0xd8, 0x72, 0x68, 0xdf, 0x52, 0x69, 0x7f, 0x1c, 0x70, 0xda, 0xe8, 0x3f, 0xe5, 0xae, 0x5a, 0xfc, 0x9d
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};
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static const uint8_t sha384_thousand_bs[48] = {
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0x6d, 0xe5, 0xf5, 0x88, 0x57, 0x60, 0x83, 0xff, 0x7c, 0x94, 0x61, 0x5f, 0x8d, 0x96, 0xf2, 0x76, 0xd5, 0x3f, 0x77, 0x0c, 0x8e, 0xc1, 0xbf, 0xb6, 0x04, 0x27, 0xa4, 0xba, 0xea, 0x6c, 0x68, 0x44, 0xbd, 0xb0, 0x9c, 0xef, 0x6a, 0x09, 0x28, 0xe8, 0x1f, 0xfc, 0x95, 0x03, 0x69, 0x99, 0xab, 0x1a
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};
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static const uint8_t sha1_thousand_as[20] = {
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0x29, 0x1e, 0x9a, 0x6c, 0x66, 0x99, 0x49, 0x49, 0xb5, 0x7b, 0xa5,
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0xe6, 0x50, 0x36, 0x1e, 0x98, 0xfc, 0x36, 0xb1, 0xba
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};
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TEST_CASE("mbedtls SHA interleaving", "[mbedtls]")
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{
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mbedtls_sha1_context sha1_ctx;
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mbedtls_sha256_context sha256_ctx;
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mbedtls_sha512_context sha512_ctx;
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unsigned char sha1[20], sha256[32], sha512[64];
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mbedtls_sha1_init(&sha1_ctx);
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mbedtls_sha256_init(&sha256_ctx);
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mbedtls_sha512_init(&sha512_ctx);
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TEST_ASSERT_EQUAL(0, mbedtls_sha1_starts_ret(&sha1_ctx));
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TEST_ASSERT_EQUAL(0, mbedtls_sha256_starts_ret(&sha256_ctx, false));
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TEST_ASSERT_EQUAL(0, mbedtls_sha512_starts_ret(&sha512_ctx, false));
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for (int i = 0; i < 10; i++) {
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TEST_ASSERT_EQUAL(0, mbedtls_sha1_update_ret(&sha1_ctx, one_hundred_as, 100));
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TEST_ASSERT_EQUAL(0, mbedtls_sha256_update_ret(&sha256_ctx, one_hundred_as, 100));
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TEST_ASSERT_EQUAL(0, mbedtls_sha512_update_ret(&sha512_ctx, one_hundred_bs, 100));
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}
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TEST_ASSERT_EQUAL(0, mbedtls_sha1_finish_ret(&sha1_ctx, sha1));
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TEST_ASSERT_EQUAL(0, mbedtls_sha256_finish_ret(&sha256_ctx, sha256));
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TEST_ASSERT_EQUAL(0, mbedtls_sha512_finish_ret(&sha512_ctx, sha512));
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TEST_ASSERT_EQUAL_MEMORY_MESSAGE(sha512_thousand_bs, sha512, 64, "SHA512 calculation");
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TEST_ASSERT_EQUAL_MEMORY_MESSAGE(sha256_thousand_as, sha256, 32, "SHA256 calculation");
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TEST_ASSERT_EQUAL_MEMORY_MESSAGE(sha1_thousand_as, sha1, 20, "SHA1 calculation");
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}
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static xSemaphoreHandle done_sem;
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static void tskRunSHA1Test(void *pvParameters)
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{
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mbedtls_sha1_context sha1_ctx;
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unsigned char sha1[20];
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for (int i = 0; i < 1000; i++) {
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mbedtls_sha1_init(&sha1_ctx);
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TEST_ASSERT_EQUAL(0, mbedtls_sha1_starts_ret(&sha1_ctx));
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for (int j = 0; j < 10; j++) {
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TEST_ASSERT_EQUAL(0, mbedtls_sha1_update_ret(&sha1_ctx, (unsigned char *)one_hundred_as, 100));
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}
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TEST_ASSERT_EQUAL(0, mbedtls_sha1_finish_ret(&sha1_ctx, sha1));
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TEST_ASSERT_EQUAL_MEMORY_MESSAGE(sha1_thousand_as, sha1, 20, "SHA1 calculation");
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}
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xSemaphoreGive(done_sem);
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vTaskDelete(NULL);
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}
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static void tskRunSHA256Test(void *pvParameters)
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{
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mbedtls_sha256_context sha256_ctx;
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unsigned char sha256[32];
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for (int i = 0; i < 1000; i++) {
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mbedtls_sha256_init(&sha256_ctx);
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TEST_ASSERT_EQUAL(0, mbedtls_sha256_starts_ret(&sha256_ctx, false));
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for (int j = 0; j < 10; j++) {
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TEST_ASSERT_EQUAL(0, mbedtls_sha256_update_ret(&sha256_ctx, (unsigned char *)one_hundred_bs, 100));
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}
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TEST_ASSERT_EQUAL(0, mbedtls_sha256_finish_ret(&sha256_ctx, sha256));
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TEST_ASSERT_EQUAL_MEMORY_MESSAGE(sha256_thousand_bs, sha256, 32, "SHA256 calculation");
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}
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xSemaphoreGive(done_sem);
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vTaskDelete(NULL);
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}
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#define SHA_TASK_STACK_SIZE (10*1024)
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TEST_CASE("mbedtls SHA multithreading", "[mbedtls]")
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{
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done_sem = xSemaphoreCreateCounting(4, 0);
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xTaskCreate(tskRunSHA1Test, "SHA1Task1", SHA_TASK_STACK_SIZE, NULL, 3, NULL);
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xTaskCreate(tskRunSHA1Test, "SHA1Task2", SHA_TASK_STACK_SIZE, NULL, 3, NULL);
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xTaskCreate(tskRunSHA256Test, "SHA256Task1", SHA_TASK_STACK_SIZE, NULL, 3, NULL);
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xTaskCreate(tskRunSHA256Test, "SHA256Task2", SHA_TASK_STACK_SIZE, NULL, 3, NULL);
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for (int i = 0; i < 4; i++) {
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if (!xSemaphoreTake(done_sem, 10000 / portTICK_PERIOD_MS)) {
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TEST_FAIL_MESSAGE("done_sem not released by test task");
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}
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}
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vSemaphoreDelete(done_sem);
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}
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void tskRunSHASelftests(void *param)
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{
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for (int i = 0; i < 5; i++) {
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if (mbedtls_sha1_self_test(1)) {
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printf("SHA1 self-tests failed.\n");
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while (1) {}
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}
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if (mbedtls_sha256_self_test(1)) {
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printf("SHA256 self-tests failed.\n");
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while (1) {}
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}
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if (mbedtls_sha512_self_test(1)) {
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printf("SHA512 self-tests failed.\n");
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while (1) {}
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}
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if (mbedtls_sha512_self_test(1)) {
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printf("SHA512 self-tests failed.\n");
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while (1) {}
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}
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}
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xSemaphoreGive(done_sem);
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vTaskDelete(NULL);
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}
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TEST_CASE("mbedtls SHA self-tests multithreaded", "[mbedtls]")
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{
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done_sem = xSemaphoreCreateCounting(2, 0);
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xTaskCreate(tskRunSHASelftests, "SHASelftests1", SHA_TASK_STACK_SIZE, NULL, 3, NULL);
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xTaskCreate(tskRunSHASelftests, "SHASelftests2", SHA_TASK_STACK_SIZE, NULL, 3, NULL);
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const int TIMEOUT_MS = 40000;
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for (int i = 0; i < 2; i++) {
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if (!xSemaphoreTake(done_sem, TIMEOUT_MS / portTICK_PERIOD_MS)) {
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TEST_FAIL_MESSAGE("done_sem not released by test task");
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}
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}
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vSemaphoreDelete(done_sem);
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}
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TEST_CASE("mbedtls SHA512 clone", "[mbedtls]")
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{
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mbedtls_sha512_context ctx;
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mbedtls_sha512_context clone;
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unsigned char sha512[64];
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mbedtls_sha512_init(&ctx);
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TEST_ASSERT_EQUAL(0, mbedtls_sha512_starts_ret(&ctx, false));
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for (int i = 0; i < 5; i++) {
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TEST_ASSERT_EQUAL(0, mbedtls_sha512_update_ret(&ctx, one_hundred_bs, 100));
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}
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mbedtls_sha512_clone(&clone, &ctx);
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for (int i = 0; i < 5; i++) {
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TEST_ASSERT_EQUAL(0, mbedtls_sha512_update_ret(&ctx, one_hundred_bs, 100));
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TEST_ASSERT_EQUAL(0, mbedtls_sha512_update_ret(&clone, one_hundred_bs, 100));
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}
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TEST_ASSERT_EQUAL(0, mbedtls_sha512_finish_ret(&ctx, sha512));
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TEST_ASSERT_EQUAL_MEMORY_MESSAGE(sha512_thousand_bs, sha512, 64, "SHA512 original calculation");
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TEST_ASSERT_EQUAL(0, mbedtls_sha512_finish_ret(&clone, sha512));
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TEST_ASSERT_EQUAL_MEMORY_MESSAGE(sha512_thousand_bs, sha512, 64, "SHA512 cloned calculation");
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}
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TEST_CASE("mbedtls SHA384 clone", "[mbedtls][")
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{
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mbedtls_sha512_context ctx;
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mbedtls_sha512_context clone;
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unsigned char sha384[48];
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mbedtls_sha512_init(&ctx);
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TEST_ASSERT_EQUAL(0, mbedtls_sha512_starts_ret(&ctx, true));
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for (int i = 0; i < 5; i++) {
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TEST_ASSERT_EQUAL(0, mbedtls_sha512_update_ret(&ctx, one_hundred_bs, 100));
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}
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mbedtls_sha512_clone(&clone, &ctx);
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for (int i = 0; i < 5; i++) {
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TEST_ASSERT_EQUAL(0, mbedtls_sha512_update_ret(&ctx, one_hundred_bs, 100));
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TEST_ASSERT_EQUAL(0, mbedtls_sha512_update_ret(&clone, one_hundred_bs, 100));
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}
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TEST_ASSERT_EQUAL(0, mbedtls_sha512_finish_ret(&ctx, sha384));
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TEST_ASSERT_EQUAL_MEMORY_MESSAGE(sha384_thousand_bs, sha384, 48, "SHA512 original calculation");
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TEST_ASSERT_EQUAL(0, mbedtls_sha512_finish_ret(&clone, sha384));
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TEST_ASSERT_EQUAL_MEMORY_MESSAGE(sha384_thousand_bs, sha384, 48, "SHA512 cloned calculation");
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}
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TEST_CASE("mbedtls SHA256 clone", "[mbedtls]")
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{
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mbedtls_sha256_context ctx;
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mbedtls_sha256_context clone;
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unsigned char sha256[64];
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mbedtls_sha256_init(&ctx);
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TEST_ASSERT_EQUAL(0, mbedtls_sha256_starts_ret(&ctx, false));
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for (int i = 0; i < 5; i++) {
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TEST_ASSERT_EQUAL(0, mbedtls_sha256_update_ret(&ctx, one_hundred_as, 100));
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}
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mbedtls_sha256_clone(&clone, &ctx);
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for (int i = 0; i < 5; i++) {
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TEST_ASSERT_EQUAL(0, mbedtls_sha256_update_ret(&ctx, one_hundred_as, 100));
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TEST_ASSERT_EQUAL(0, mbedtls_sha256_update_ret(&clone, one_hundred_as, 100));
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}
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TEST_ASSERT_EQUAL(0, mbedtls_sha256_finish_ret(&ctx, sha256));
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TEST_ASSERT_EQUAL_MEMORY_MESSAGE(sha256_thousand_as, sha256, 32, "SHA256 original calculation");
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TEST_ASSERT_EQUAL(0, mbedtls_sha256_finish_ret(&clone, sha256));
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TEST_ASSERT_EQUAL_MEMORY_MESSAGE(sha256_thousand_as, sha256, 32, "SHA256 cloned calculation");
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}
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typedef struct {
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mbedtls_sha256_context ctx;
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uint8_t result[32];
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int ret;
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bool done;
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} finalise_sha_param_t;
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static void tskFinaliseSha(void *v_param)
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{
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finalise_sha_param_t *param = (finalise_sha_param_t *)v_param;
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for (int i = 0; i < 5; i++) {
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TEST_ASSERT_EQUAL(0, mbedtls_sha256_update_ret(¶m->ctx, one_hundred_as, 100));
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}
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param->ret = mbedtls_sha256_finish_ret(¶m->ctx, param->result);
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param->done = true;
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vTaskDelete(NULL);
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}
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TEST_CASE("mbedtls SHA session passed between tasks", "[mbedtls]")
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{
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finalise_sha_param_t param = { 0 };
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mbedtls_sha256_init(¶m.ctx);
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TEST_ASSERT_EQUAL(0, mbedtls_sha256_starts_ret(¶m.ctx, false));
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for (int i = 0; i < 5; i++) {
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TEST_ASSERT_EQUAL(0, mbedtls_sha256_update_ret(¶m.ctx, one_hundred_as, 100));
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}
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// pass the SHA context off to a different task
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//
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// note: at the moment this doesn't crash even if a mutex semaphore is used as the
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// engine lock, but it can crash...
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xTaskCreate(tskFinaliseSha, "SHAFinalise", SHA_TASK_STACK_SIZE, ¶m, 3, NULL);
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while (!param.done) {
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vTaskDelay(1);
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}
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TEST_ASSERT_EQUAL(0, param.ret);
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TEST_ASSERT_EQUAL_MEMORY_MESSAGE(sha256_thousand_as, param.result, 32, "SHA256 result from other task");
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}
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/* ESP32 do not have SHA512/t functions */
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#if !DISABLED_FOR_TARGETS(ESP32)
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/* Function are not implemented in SW */
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#ifdef CONFIG_MBEDTLS_HARDWARE_SHA
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/*
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* FIPS-180-2 test vectors
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*/
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static unsigned char sha512T_test_buf[2][113] = {
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{ "abc" },
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{
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"abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmn"
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"hijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu"
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}
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};
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static const size_t sha512T_test_buflen[2] = {
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3, 112
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};
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static const esp_sha_type sha512T_algo[4] = {
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SHA2_512224, SHA2_512256, SHA2_512T, SHA2_512T
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};
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static const size_t sha512T_t_len[4] = { 224, 256, 224, 256 };
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static const unsigned char sha512_test_sum[4][32] = {
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/* SHA512-224 */
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{
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0x46, 0x34, 0x27, 0x0f, 0x70, 0x7b, 0x6a, 0x54,
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0xda, 0xae, 0x75, 0x30, 0x46, 0x08, 0x42, 0xe2,
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0x0e, 0x37, 0xed, 0x26, 0x5c, 0xee, 0xe9, 0xa4,
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0x3e, 0x89, 0x24, 0xaa
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},
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{
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0x23, 0xfe, 0xc5, 0xbb, 0x94, 0xd6, 0x0b, 0x23,
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0x30, 0x81, 0x92, 0x64, 0x0b, 0x0c, 0x45, 0x33,
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0x35, 0xd6, 0x64, 0x73, 0x4f, 0xe4, 0x0e, 0x72,
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0x68, 0x67, 0x4a, 0xf9
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},
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/* SHA512-256 */
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{
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0x53, 0x04, 0x8e, 0x26, 0x81, 0x94, 0x1e, 0xf9,
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0x9b, 0x2e, 0x29, 0xb7, 0x6b, 0x4c, 0x7d, 0xab,
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0xe4, 0xc2, 0xd0, 0xc6, 0x34, 0xfc, 0x6d, 0x46,
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0xe0, 0xe2, 0xf1, 0x31, 0x07, 0xe7, 0xaf, 0x23
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},
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{
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0x39, 0x28, 0xe1, 0x84, 0xfb, 0x86, 0x90, 0xf8,
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0x40, 0xda, 0x39, 0x88, 0x12, 0x1d, 0x31, 0xbe,
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0x65, 0xcb, 0x9d, 0x3e, 0xf8, 0x3e, 0xe6, 0x14,
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0x6f, 0xea, 0xc8, 0x61, 0xe1, 0x9b, 0x56, 0x3a
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}
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/* For SHA512_T testing we use t=224 & t=256
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* so the hash digest should be same as above
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*/
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};
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/* This will run total of 8 test cases, 2 for each of the below MODE
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* SHA512/224, SHA512/256, SHA512/t with t=224 & SHA512/t with t=256
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*
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* Test is disabled for ESP32 as there is no hardware for SHA512/t
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*/
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TEST_CASE("mbedtls SHA512/t", "[mbedtls]")
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{
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mbedtls_sha512_context sha512_ctx;
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unsigned char sha512[64], k;
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for (int i = 0; i < 4; i++) {
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for (int j = 0; j < 2; j++) {
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k = i * 2 + j;
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mbedtls_sha512_init(&sha512_ctx);
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TEST_ASSERT_EQUAL(0, mbedtls_sha512_starts_ret(&sha512_ctx, false));
|
|
esp_sha512_set_mode(&sha512_ctx, sha512T_algo[i]);
|
|
if (i > 1) {
|
|
k = (i - 2) * 2 + j;
|
|
esp_sha512_set_t(&sha512_ctx, sha512T_t_len[i]);
|
|
}
|
|
TEST_ASSERT_EQUAL(0, mbedtls_sha512_update_ret(&sha512_ctx, sha512T_test_buf[j], sha512T_test_buflen[j]));
|
|
TEST_ASSERT_EQUAL(0, mbedtls_sha512_finish_ret(&sha512_ctx, sha512));
|
|
TEST_ASSERT_EQUAL_MEMORY_MESSAGE(sha512_test_sum[k], sha512, sha512T_t_len[i] / 8, "SHA512t calculation");
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifdef CONFIG_SPIRAM
|
|
TEST_CASE("mbedtls SHA256 PSRAM DMA", "[mbedtls]")
|
|
{
|
|
|
|
const unsigned CALLS = 256;
|
|
const unsigned CALL_SZ = 16 * 1024;
|
|
mbedtls_sha256_context sha256_ctx;
|
|
unsigned char sha256[32];
|
|
|
|
// allocate external memory
|
|
uint8_t *buf = heap_caps_malloc(CALL_SZ, MALLOC_CAP_8BIT | MALLOC_CAP_SPIRAM);
|
|
TEST_ASSERT(esp_ptr_external_ram(buf));
|
|
memset(buf, 0x54, CALL_SZ);
|
|
|
|
mbedtls_sha256_init(&sha256_ctx);
|
|
TEST_ASSERT_EQUAL(0, mbedtls_sha256_starts_ret(&sha256_ctx, false));
|
|
for (int c = 0; c < CALLS; c++) {
|
|
TEST_ASSERT_EQUAL(0, mbedtls_sha256_update_ret(&sha256_ctx, buf, CALL_SZ));
|
|
}
|
|
TEST_ASSERT_EQUAL(0, mbedtls_sha256_finish_ret(&sha256_ctx, sha256));
|
|
|
|
free(buf);
|
|
mbedtls_sha256_free(&sha256_ctx);
|
|
|
|
/* Check the result. Reference value can be calculated using:
|
|
* dd if=/dev/zero bs=$((16*1024)) count=256 | tr '\000' '\124' | sha256sum
|
|
*/
|
|
const char *expected_hash = "8d031167bd706ac337e07aa9129c34ae4ae792d0a79a2c70e7f012102e8adc3d";
|
|
char hash_str[sizeof(sha256) * 2 + 1];
|
|
sodium_bin2hex(hash_str, sizeof(hash_str), sha256, sizeof(sha256));
|
|
|
|
TEST_ASSERT_EQUAL_STRING(expected_hash, hash_str);
|
|
|
|
}
|
|
#endif //CONFIG_SPIRAM
|
|
|
|
#endif //CONFIG_MBEDTLS_HARDWARE_SHA
|
|
#endif //!DISABLED_FOR_TARGETS(ESP32S2)
|