feat(mbedtls): remove util algorithm and add them to esp8266 rom and mbedtls

2025-07-15 08:32:42 +08:00 · 2020-03-02 14:46:45 +08:00
parent c4f549dbc1
commit 514bca61f4
60 changed files with 2192 additions and 2230 deletions
--- a/components/mbedtls/test/test_crc.c
+++ b/components/mbedtls/test/test_crc.c
@ -0,0 +1,81 @@
+// Copyright 2018-2019 Espressif Systems (Shanghai) PTE LTD
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include <string.h>
+#include <stdio.h>
+#include <assert.h>
+#include "rom/crc.h"
+#include "unity.h"
+
+#define TEST_CRC_COUNT 4096
+#define TEST_CRC_DEBUG 1
+#define TEST_DATA_BYTES 128
+
+static uint8_t s_crc_src[TEST_DATA_BYTES];
+
+TEST_CASE("Test CRC8", "[CRC8]")
+{
+    uint8_t crc = 0;
+    uint32_t crc_time = 0;
+
+    extern uint32_t esp_get_time(void);
+
+    memset(s_crc_src, 11, TEST_DATA_BYTES);
+
+    for (int i = 0; i < TEST_CRC_COUNT; i++) {
+        uint32_t tmp = esp_get_time();
+
+        crc = esp_crc8(s_crc_src, sizeof(s_crc_src));
+
+        crc_time += esp_get_time() - tmp;
+
+        TEST_ASSERT_EQUAL(0xd7, crc);
+    }
+
+#if TEST_CRC_DEBUG
+    printf("CRC8 test cost time totally %u us, once cost is about %u us\n",
+                crc_time, crc_time / TEST_CRC_COUNT);
+#endif    
+}
+
+// no align: CRC8 test cost time totally 955287 us, once cost is about 233 us
+// align   : CRC8 test cost time totally 186694 us, once cost is about 45 us
+
+TEST_CASE("Test CRC16", "[CRC16]")
+{
+    uint16_t crc = 0;
+    uint32_t crc_time = 0;
+
+    extern uint32_t esp_get_time(void);
+
+    memset(s_crc_src, 11, TEST_DATA_BYTES);
+
+    for (int i = 0; i < TEST_CRC_COUNT; i++) {
+        uint32_t tmp = esp_get_time();
+    
+        crc = crc16_le(0, s_crc_src, sizeof(s_crc_src));
+
+        crc_time += esp_get_time() - tmp;
+
+        TEST_ASSERT_EQUAL(0x495d, crc);
+    }
+
+#if TEST_CRC_DEBUG
+    printf("CRC16 test cost time totally %u us, once cost is about %u us\n",
+                crc_time, crc_time / TEST_CRC_COUNT);
+#endif    
+}
+
+// no align: CRC16 test cost time totally 1114398 us, once cost is about 272 us
+// align   : CRC16 test cost time totally 200268 us, once cost is about 48 us