mirror of https://github.com/rusefi/bldc.git
141 lines
3.4 KiB
C
141 lines
3.4 KiB
C
/*
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Copyright 2022 Benjamin Vedder benjamin@vedder.se
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This file is part of the VESC firmware.
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The VESC firmware is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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The VESC firmware is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "conf_custom.h"
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#include "datatypes.h"
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#include "packet.h"
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#include "mempools.h"
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#include "buffer.h"
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#include "utils_sys.h"
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#include <string.h>
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// Function pointers
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static int (*m_get_cfg)(uint8_t *data, bool is_default) = 0;
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static bool (*m_set_cfg)(uint8_t *data) = 0;
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static int (*m_get_cfg_xml)(uint8_t **data) = 0;
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void conf_custom_add_config(
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int (*get_cfg)(uint8_t *data, bool is_default),
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bool (*set_cfg)(uint8_t *data),
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int (*get_cfg_xml)(uint8_t **data)) {
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if (utils_is_func_valid(get_cfg) &&
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utils_is_func_valid(set_cfg) &&
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utils_is_func_valid(get_cfg_xml)) {
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m_get_cfg = get_cfg;
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m_set_cfg = set_cfg;
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m_get_cfg_xml = get_cfg_xml;
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}
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}
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void conf_custom_clear_configs(void) {
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m_get_cfg = 0;
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m_set_cfg = 0;
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m_get_cfg_xml = 0;
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}
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int conf_custom_cfg_num(void) {
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int res = 0;
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if (m_get_cfg_xml) {
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uint8_t *xml_data = 0;
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m_get_cfg_xml(&xml_data);
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if (utils_is_func_valid(xml_data)) {
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res = 1;
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}
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}
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return res;
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}
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void conf_custom_process_cmd(unsigned char *data, unsigned int len,
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void(*reply_func)(unsigned char *data, unsigned int len)) {
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COMM_PACKET_ID packet_id;
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packet_id = data[0];
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data++;
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len--;
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switch (packet_id) {
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case COMM_GET_CUSTOM_CONFIG:
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case COMM_GET_CUSTOM_CONFIG_DEFAULT: {
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int conf_ind = data[0];
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if (m_get_cfg && conf_ind == 0) {
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uint8_t *send_buffer = mempools_get_packet_buffer();
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int32_t ind = 0;
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send_buffer[ind++] = packet_id;
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send_buffer[ind++] = conf_ind;
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int32_t len_cfg = m_get_cfg(send_buffer + ind, packet_id == COMM_GET_CUSTOM_CONFIG_DEFAULT);
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ind += len_cfg;
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reply_func(send_buffer, ind);
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mempools_free_packet_buffer(send_buffer);
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}
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} break;
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case COMM_SET_CUSTOM_CONFIG: {
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int conf_ind = data[0];
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if (m_set_cfg && conf_ind == 0) {
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m_set_cfg(data + 1);
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int32_t ind = 0;
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uint8_t send_buffer[50];
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send_buffer[ind++] = packet_id;
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reply_func(send_buffer, ind);
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}
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} break;
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case COMM_GET_CUSTOM_CONFIG_XML: {
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int32_t ind = 0;
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int conf_ind = data[ind++];
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if (conf_ind != 0 || m_get_cfg_xml == 0) {
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break;
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}
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int32_t len_conf = buffer_get_int32(data, &ind);
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int32_t ofs_conf = buffer_get_int32(data, &ind);
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uint8_t *xml_data = 0;
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int xml_len = m_get_cfg_xml(&xml_data);
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if ((len_conf + ofs_conf) > xml_len || len_conf > (PACKET_MAX_PL_LEN - 10)) {
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break;
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}
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uint8_t *send_buffer = mempools_get_packet_buffer();
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ind = 0;
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send_buffer[ind++] = packet_id;
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send_buffer[ind++] = conf_ind;
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buffer_append_int32(send_buffer, xml_len, &ind);
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buffer_append_int32(send_buffer, ofs_conf, &ind);
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memcpy(send_buffer + ind, xml_data + ofs_conf, len_conf);
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ind += len_conf;
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reply_func(send_buffer, ind);
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mempools_free_packet_buffer(send_buffer);
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} break;
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default:
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break;
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}
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}
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