Function json_norm_parse

strings/json_normalize.c:853–960

static int
json_norm_parse(struct json_norm_value *root, json_engine_t *je, MEM_ROOT *current_mem_root, MEM_ROOT_DYNAMIC_ARRAY *stack)
{
  size_t current = 0;
  int err = 0;
  DYNAMIC_STRING key;
  struct json_norm_value* root_ptr = root;

  // Set the root pointer in the stack
  mem_root_dynamic_array_set_val(stack, &root_ptr, current);

  err = init_dynamic_string(&key, NULL, 0, 0);
  if (err)
  {
    goto json_norm_parse_end;
  }

  do {
    switch (je->state)
    {
    case JST_KEY:
    {
      const uchar *key_start = je->s.c_str;
      const uchar *key_end;
      struct json_norm_value* new_val_ptr= NULL;
      struct json_norm_value** curr_val_ptr =
            (struct json_norm_value**)(stack->buffer) + current;
      struct json_norm_value* curr_val = *curr_val_ptr;
      DBUG_ASSERT(curr_val->type == JSON_VALUE_OBJECT);

      do
      {
        key_end = je->s.c_str;
      } while (json_read_keyname_chr(je) == 0);

      /* we have the key name */
      /* reset the dynstr: */
      dynstr_trunc(&key, key.length);
      dynstr_append_mem(&key, (char*)key_start, (key_end - key_start));

      /* After reading the key, we have a follow-up value. */
      err = json_read_value(je);
      if (err)
        goto json_norm_parse_end;

      err = json_norm_append_to_object(curr_val, &key, je);
      if (err)
        goto json_norm_parse_end;

      if (je->value_type == JSON_VALUE_ARRAY ||
          je->value_type == JSON_VALUE_OBJECT)
      {
        struct json_norm_kv* kv;
        kv = json_norm_object_get_last_element(&curr_val->value.object);
        new_val_ptr = &kv->value;
        mem_root_dynamic_array_resize_and_set_val(stack, &new_val_ptr, ++current);
      }
      break;