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history_parse.c
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/*************************************************************************
> File Name: history_parse.c
> Author: jimmy
> Mail: [email protected]
> Created Time: 2023年11月30日 星期二 14时48分41秒
************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
#include <unistd.h>
#include "time.h"
#include "cJSON.h"
#ifdef __WIN32__
#include <windows.h>
#endif
static bool atoh(uint8_t *buffer_in, uint8_t size_in, uint8_t *buffer_out, uint8_t size_out);
static void data_parse_and_dump(cJSON *root, uint8_t *buffer, uint8_t *num_info, uint8_t type);
static void format_convert(uint8_t sign, uint8_t byte_offset, uint8_t bit_offset, uint8_t bit_length, uint32_t accuracy, uint8_t *buffer, cJSON *element);
static void str_trim_space(char *str);
int main(int argc, char **argv)
{
char *pdata = NULL;
char *pconf = NULL;
FILE *fp = NULL;
cJSON *jsonroot = NULL;
#ifdef __WIN32__
SetConsoleOutputCP(65001); //设置输出编码为UTF-8
#endif
if(argc != 2) {
printf("Usage: %s <raw_data>\r\n", argv[0]);
return -1;
}
fp = fopen("config.json", "r");
if(fp) {
fseek(fp, 0, SEEK_END);
int size = ftell(fp);
fseek(fp, 0, SEEK_SET);
pconf = malloc(size+1);
if(pconf) {
memset(pconf, 0, size + 1);
size_t length = fread(pconf, 1, size, fp);
if(length) {
jsonroot = cJSON_Parse(pconf);
if (jsonroot != NULL) {
// char *json_out = NULL;
// json_out = cJSON_Print(jsonroot);
// char *json_out = data_parse(jsonroot, pdata + 12);
// printf("json_out:%s\r\n", json_out);
// if(json_out) {
// free(json_out);
// }
}
}
}
fclose(fp);
}
//去除空格
str_trim_space(argv[1]);
do {//20ce解析
//计算总条数
uint16_t total_count = 0;
pdata = argv[1];
do {
pdata = strstr(pdata, "20ce");
if(pdata) {
total_count++;
pdata = pdata+2;
}
} while(pdata);
//逐条解析数据
uint16_t count = 0;
pdata = argv[1];
do {
char buffer[128] = {0};
pdata = strstr(pdata, "20ce");
if(pdata) {
count++;
snprintf(buffer, sizeof(buffer), "%d/%d", count, total_count);
data_parse_and_dump(jsonroot, pdata+4, buffer, 0);
pdata = pdata+2;
}
} while(pdata);
} while(0);
do {//20cd解析
//计算总条数
uint16_t total_count = 0;
pdata = argv[1];
do {
pdata = strstr(pdata, "20cd");
if(pdata) {
total_count++;
pdata = pdata+2;
}
} while(pdata);
//逐条解析数据
uint16_t count = 0;
pdata = argv[1];
do {
char buffer[128] = {0};
pdata = strstr(pdata, "20cd");
if(pdata) {
count++;
snprintf(buffer, sizeof(buffer), "%d/%d", count, total_count);
data_parse_and_dump(jsonroot, pdata+4, buffer, 1);
pdata = pdata+2;
}
} while(pdata);
} while(0);
if(pconf) {
free(pconf);
}
cJSON_Delete(jsonroot);
return 0;
}
static void data_parse_and_dump(cJSON *root, uint8_t *buffer, uint8_t *num_info, uint8_t type)
{
cJSON *parser_root = cJSON_CreateObject();
cJSON *item = NULL;
cJSON *unit = NULL;
cJSON *temp = NULL;
char *json_out = NULL;
char timbuf[128] = {0};
uint8_t enable = 0;
int8_t sign = 0;
int8_t auto_sign = 0;
uint8_t bit_offset = 0;
uint8_t bit_length = 0;
uint8_t byte_offset = 0;
uint32_t accuracy = 0;
time_t timestamp = 0;
if(!parser_root) {
return;
}
cJSON_AddStringToObject(parser_root, "number", num_info);
atoh(buffer, 8, (uint8_t *)×tamp, sizeof(timestamp));
item = cJSON_GetObjectItem(root, "timezone");
if(item) {
timestamp += item->valueint*60;
}
snprintf(timbuf, sizeof(timbuf), "%s", ctime(×tamp));
if(strlen(timbuf)) {
timbuf[strlen(timbuf)-1] = 0;
}
cJSON_AddNumberToObject(parser_root, "timestamp", timestamp);
cJSON_AddStringToObject(parser_root, "localtime", timbuf);
item = cJSON_GetObjectItem(root, "format_enable");
if(item) {
enable = item->valueint;
}
if(root && enable) {
if(type == 0) {
cJSON *array = cJSON_CreateArray();
item = cJSON_GetObjectItem(root, "format");
if (item != NULL && array != NULL) {
cJSON_AddItemToObject(parser_root, "data", array);
int count = cJSON_GetArraySize(item);
for (int j = 0; j < count; j++) {
unit = cJSON_GetArrayItem(item, j);
if(unit) {
cJSON *element = cJSON_CreateObject();
cJSON_AddItemToArray(array, element);
temp = cJSON_GetObjectItem(unit, "name");
if(temp) {
cJSON_AddStringToObject(element, "name", temp->valuestring);
}
temp = cJSON_GetObjectItem(unit, "sign");
if(temp) {
sign = temp->valueint;
if(sign == -1) {
sign = auto_sign;
}
}
temp = cJSON_GetObjectItem(unit, "accuracy");
if(temp) {
accuracy = temp->valueint;
}
temp = cJSON_GetObjectItem(unit, "offset");
if(temp) {
byte_offset = temp->valueint;
}
temp = cJSON_GetObjectItem(unit, "bitoffset");
if(temp) {
bit_offset = temp->valueint;
}
temp = cJSON_GetObjectItem(unit, "bitsize");
if(temp) {
bit_length = temp->valueint;
}
format_convert(sign, byte_offset, bit_offset, bit_length, accuracy, buffer+8, element);
temp = cJSON_GetObjectItem(element, "name");
if(temp) {
if(!strcmp(temp->valuestring, "sign")) {
temp = cJSON_GetObjectItem(element, "value");
if(temp) {
auto_sign = temp->valueint;
}
}
}
}
}
}
} else if(type == 1) {
int count = 0;
for(count = 0; count < sizeof(timbuf)-1; count++) {
if(!buffer[8+count]) {
break;
}
}
memset(timbuf, 0, sizeof(timbuf));
atoh(buffer+8, count, (uint8_t *)timbuf, sizeof(timbuf));
cJSON_AddStringToObject(parser_root, "data", timbuf);
}
}
json_out = cJSON_Print(parser_root);
cJSON_Delete(parser_root);
if(json_out) {
printf("%s\r\n", json_out);
free(json_out);
}
}
static void format_convert(uint8_t sign, uint8_t byte_offset, uint8_t bit_offset, uint8_t bit_length, uint32_t accuracy, uint8_t *buffer, cJSON *element)
{
uint8_t bytes = (bit_length%8)?(bit_length/8+1):(bit_length/8);
// printf("sign:%d, byte_offset:%d, bit_offset:%d, bit_length:%d, accuracy:%d, bytes:%d\r\n", sign, byte_offset, bit_offset, bit_length, accuracy, bytes);
if(bytes == 1 || bytes == 2 || bytes == 4) {
switch(bytes) {
case 1:
{
uint8_t temp = 0;
atoh(buffer+byte_offset*2, 2, (uint8_t *)&temp, sizeof(temp));
temp = (temp >> bit_offset) & ((1 << bit_length) - 1);
if(!bit_offset && sign) {
char temp1 = temp;
if(accuracy > 1) {
float f = temp1;
cJSON_AddNumberToObject(element, "value", f/(float)accuracy);
} else {
cJSON_AddNumberToObject(element, "value", temp1);
}
} else {
if(accuracy > 1) {
float f = temp;
cJSON_AddNumberToObject(element, "value", f/(float)accuracy);
} else {
cJSON_AddNumberToObject(element, "value", temp);
}
}
break;
}
case 2:
{
uint16_t temp = 0;
atoh(buffer+byte_offset*2, 4, (uint8_t *)&temp, sizeof(temp));
temp = (temp >> bit_offset) & ((1 << bit_length) - 1);
if(!bit_offset && sign) {
short temp1 = temp;
if(accuracy > 1) {
float f = temp1;
cJSON_AddNumberToObject(element, "value", f/(float)accuracy);
} else {
cJSON_AddNumberToObject(element, "value", temp1);
}
} else {
if(accuracy > 1) {
float f = temp;
cJSON_AddNumberToObject(element, "value", f/(float)accuracy);
} else {
cJSON_AddNumberToObject(element, "value", temp);
}
}
break;
}
case 4:
{
uint32_t temp = 0;
atoh(buffer+byte_offset*2, 8, (uint8_t *)&temp, sizeof(temp));
if(bit_length < 32) {
temp = (temp >> bit_offset) & ((1 << bit_length) - 1);
} else {
temp = (temp >> bit_offset);
}
if(!bit_offset && sign) {
int temp1 = temp;
if(accuracy > 1) {
float f = temp1;
cJSON_AddNumberToObject(element, "value", f/(float)accuracy);
} else {
cJSON_AddNumberToObject(element, "value", temp1);
}
} else {
if(accuracy > 1) {
float f = temp;
cJSON_AddNumberToObject(element, "value", f/(float)accuracy);
} else {
cJSON_AddNumberToObject(element, "value", temp);
}
}
break;
}
default:
break;
}
} else {
cJSON_AddStringToObject(element, "value", "unsupported");
}
}
static bool atoh(uint8_t *buffer_in, uint8_t size_in, uint8_t *buffer_out, uint8_t size_out)
{
uint8_t i, high, low;
if((size_in%2) || (size_out < size_in/2)) {
return false;
}
for(i = 0; i < size_in/2; i++) {
if(buffer_in[2*i] >= '0' && buffer_in[2*i] <= '9') {
high = buffer_in[2*i] - '0';
} else if(buffer_in[2*i] >= 'A' && buffer_in[2*i] <= 'F') {
high = buffer_in[2*i] - 'A' + 10;
} else if(buffer_in[2*i] >= 'a' && buffer_in[2*i] <= 'f') {
high = buffer_in[2*i] - 'a' + 10;
} else {
return false;
}
if(buffer_in[2*i + 1] >= '0' && buffer_in[2*i + 1] <= '9') {
low = buffer_in[2*i + 1] - '0';
} else if(buffer_in[2*i + 1] >= 'A' && buffer_in[2*i + 1] <= 'F') {
low = buffer_in[2*i + 1] - 'A' + 10;
} else if(buffer_in[2*i + 1] >= 'a' && buffer_in[2*i + 1] <= 'f') {
low = buffer_in[2*i + 1] - 'a' + 10;
} else {
return false;
}
buffer_out[i] = high*16 + low;
}
return true;
}
static void str_trim_space(char *str)
{
char *ptmp = str;
while(*str != 0) {
if(*str != ' ') {
*ptmp++ = *str;
}
++str;
}
*ptmp = 0;
}