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#include "parser/structs.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "utils/memory.h"
void fill_struct(
void *obj,
const StructField *fields,
size_t n_fields,
const char *data,
size_t data_len,
const char *sep
) {
for (size_t i = 0; i < n_fields; i++) {
char *next_sep = memmem(data, data_len, sep, strlen(sep));
size_t len = next_sep ? (size_t)(next_sep - data) : data_len;
char *str = safe_malloc(len + 1);
memcpy(str, data, len);
str[len] = '\0';
// parse depending on variable type
void *p_field = (char *)obj + fields[i].offset;
switch (fields[i].type) {
case INT:
sscanf(str, "%d", (int *)p_field);
free(str);
break;
case FLOAT:
sscanf(str, "%f", (float *)p_field);
free(str);
break;
case DOUBLE:
sscanf(str, "%lf", (double *)p_field);
free(str);
break;
case STRING:
*(char **)p_field = str;
break;
}
// update data pointer and length
if (next_sep) {
data_len -= next_sep - data + strlen(sep);
data = next_sep + strlen(sep);
}
}
}
void cleanup_struct(void *obj, const StructField *fields, size_t n_fields) {
for (size_t i = 0; i < n_fields; i++) {
if (fields[i].type == STRING)
free(*(char **)((char *)obj + fields[i].offset));
}
}
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