mirror of https://github.com/ARMmbed/mbed-os.git
78 lines
2.5 KiB
C++
78 lines
2.5 KiB
C++
/*
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* Copyright (c) 2017, ARM Limited, All Rights Reserved
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* 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, WITHOUT
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* 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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#include "mbed.h"
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#include "greentea-client/test_env.h"
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#include "unity.h"
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#include "utest.h"
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#include "mbed.h"
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#include "EMAC.h"
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#include "EMACMemoryManager.h"
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#include "emac_TestMemoryManager.h"
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#include "emac_initialize.h"
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#include "emac_membuf.h"
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#include "emac_util.h"
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int emac_if_memory_buffer_read(void *buf, unsigned char *eth_frame)
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{
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int eth_frame_index = 0;
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int invalid_data_index = 0;
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for (emac_mem_buf_t *mem_buf = buf; mem_buf != NULL; mem_buf = emac_m_mngr_get()->get_next(mem_buf)) {
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unsigned char *buf_payload = (unsigned char *) emac_m_mngr_get()->get_ptr(mem_buf);
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int buf_payload_len = emac_m_mngr_get()->get_len(mem_buf);
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for (int index = 0; index < buf_payload_len; index++) {
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if (eth_frame_index < ETH_FRAME_HEADER_LEN) {
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eth_frame[eth_frame_index] = buf_payload[index];
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} else {
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if (buf_payload[index] != (uint8_t) eth_frame_index) {
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invalid_data_index = eth_frame_index;
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break;
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}
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}
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eth_frame_index++;
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}
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}
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return invalid_data_index;
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}
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void emac_if_memory_buffer_write(void *buf, unsigned char *eth_frame, bool write_data)
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{
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int eth_frame_index = 0;
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for (emac_mem_buf_t *mem_buf = buf; mem_buf != NULL; mem_buf = emac_m_mngr_get()->get_next(mem_buf)) {
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unsigned char *buf_payload = (unsigned char *) emac_m_mngr_get()->get_ptr(mem_buf);
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int buf_payload_len = emac_m_mngr_get()->get_len(mem_buf);
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for (int index = 0; index < buf_payload_len; index++) {
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if (eth_frame_index < ETH_FRAME_HEADER_LEN) {
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buf_payload[index] = eth_frame[eth_frame_index];
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} else if (write_data) {
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buf_payload[index] = (char) eth_frame_index;
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} else {
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break;
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}
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eth_frame_index++;
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}
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}
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}
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