158 lines
No EOL
3.3 KiB
C++
158 lines
No EOL
3.3 KiB
C++
/* Copyright 2018-2023 Espressif Systems (Shanghai) CO 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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#include <limits>
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#include <vector>
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#include <iterator>
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#include <algorithm>
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#include <iostream>
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#include <stdio.h>
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#include "esp_loader_io.h"
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#include "serial_io_mock.h"
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using namespace std;
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static vector<int8_t> write_buffer;
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static vector<int8_t> read_buffer;
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static uint32_t receive_delay = 0;
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static int32_t timer = 0;
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esp_loader_error_t loader_port_mock_init(const loader_serial_config_t *config)
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{
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return ESP_LOADER_SUCCESS;
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}
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void loader_port_mock_deinit()
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{
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}
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esp_loader_error_t loader_port_write(const uint8_t *data, uint16_t size, uint32_t timeout)
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{
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copy(&data[0], &data[size], back_inserter(write_buffer));
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return ESP_LOADER_SUCCESS;
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}
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esp_loader_error_t loader_port_read(uint8_t *data, uint16_t size, uint32_t timeout)
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{
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if (read_buffer.size() < size) {
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return ESP_LOADER_ERROR_TIMEOUT;
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}
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if (receive_delay != 0 && timeout != 0) {
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if (receive_delay > timeout) {
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receive_delay -= timeout;
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return ESP_LOADER_ERROR_TIMEOUT;
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}
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receive_delay = 0;
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}
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copy_n(read_buffer.begin(), size, data);
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read_buffer.erase(read_buffer.begin(), read_buffer.begin() + size);
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return ESP_LOADER_SUCCESS;
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}
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void loader_port_enter_bootloader()
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{
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// GPIO0 and GPIO2 must be LOW
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// Then Reset
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}
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void loader_port_reset_target()
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{
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}
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void loader_port_delay_ms(uint32_t ms)
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{
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}
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void loader_port_start_timer(uint32_t ms)
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{
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timer = (int32_t)ms;
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}
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uint32_t loader_port_remaining_time(void)
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{
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return (timer > 0) ? timer : 0;
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}
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// ---------- For testing purposes only ----------
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static void SLIP_encode(const int8_t *in_buff, size_t size, vector<int8_t> &encoded_buff)
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{
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encoded_buff.push_back('\xc0');
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for (uint32_t i = 0; i < size; i++) {
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if (in_buff[i] == '\xc0') {
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encoded_buff.push_back('\xdb');
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encoded_buff.push_back('\xdc');
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} else if (in_buff[i] == '\xdb') {
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encoded_buff.push_back('\xdb');
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encoded_buff.push_back('\xdd');
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} else {
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encoded_buff.push_back(in_buff[i]);
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}
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}
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encoded_buff.push_back('\xc0');
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}
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void clear_buffers()
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{
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write_buffer.clear();
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read_buffer.clear();
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}
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int8_t *write_buffer_data()
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{
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return write_buffer.data();
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}
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size_t write_buffer_size()
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{
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return write_buffer.size();
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}
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void set_read_buffer(const void *data, size_t size)
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{
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SLIP_encode((const int8_t *)data, size, read_buffer);
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}
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void print_array(int8_t *data, uint32_t size)
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{
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for (uint32_t i = 0; i < size; i++) {
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printf("%02x, ", (uint8_t)data[i]);
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}
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printf("\n");
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}
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void write_buffer_print()
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{
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print_array(write_buffer.data(), write_buffer.size());
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}
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void serial_set_time_delay(uint32_t miliseconds)
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{
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receive_delay = miliseconds;
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} |