Function detach_path

cJSON_Utils.c:430–481

detach an item at the given path */

/* detach an item at the given path */
static cJSON *detach_path(cJSON *object, const unsigned char *path, const cJSON_bool case_sensitive)
{
    unsigned char *parent_pointer = NULL;
    unsigned char *child_pointer = NULL;
    cJSON *parent = NULL;
    cJSON *detached_item = NULL;

    /* copy path and split it in parent and child */
    parent_pointer = cJSONUtils_strdup(path);
    if (parent_pointer == NULL) {
        goto cleanup;
    }

    child_pointer = (unsigned char*)strrchr((char*)parent_pointer, '/'); /* last '/' */
    if (child_pointer == NULL)
    {
        goto cleanup;
    }
    /* split strings */
    child_pointer[0] = '\0';
    child_pointer++;

    parent = get_item_from_pointer(object, (char*)parent_pointer, case_sensitive);
    decode_pointer_inplace(child_pointer);

    if (cJSON_IsArray(parent))
    {
        size_t index = 0;
        if (!decode_array_index_from_pointer(child_pointer, &index))
        {
            goto cleanup;
        }
        detached_item = detach_item_from_array(parent, index);
    }
    else if (cJSON_IsObject(parent))
    {
        detached_item = cJSON_DetachItemFromObject(parent, (char*)child_pointer);
    }
    else
    {
        /* Couldn't find object to remove child from. */
        goto cleanup;
    }

cleanup:
    if (parent_pointer != NULL)
    {
        cJSON_free(parent_pointer);
    }

    return detached_item;
}

/* sort lists using mergesort */
static cJSON *sort_list(cJSON *list, const cJSON_bool case_sensitive)