Function tpl_set_section_ex

app/wizard/tpllib.cpp:910–970

Set or replace added content in section with supplied value */

/* Set or replace added content in section with supplied value */
static int tpl_set_section_ex(tpl_t* tpl,
                              const char* key,
                              const char* val,
                              int len,
                              tpl_node_t *existing_node)
{
    tpl_tcell_t *section = tpl_get_section(tpl->tpl, key);

    if (section != NULL)
    {
        if (section->tpl->first != NULL
            || section->tpl->head == NULL
            || section->tpl->head->next != NULL
            || section->tpl->head->len != len)
        {
            /* Destroy the contents of this section */
            tpl_release(section->tpl);
            tpl_init(section->tpl);

            section->tpl->parent = tpl->tpl;
            section->tpl->head = create_node(len);
        }

        (void)memcpy(section->tpl->head->val, val, len);
        section->tpl->head->val[len] = 0;

        if (existing_node != NULL)
        {
             existing_node->next = section->tpl->added_head;
             section->tpl->added_head = existing_node;
        }
        else
        {
            if (section->tpl->added_head != NULL
                && section->tpl->added_head->len != len)
            {
                tpl_node_t *node = create_node(len);
                node->next = section->tpl->added_head;
                section->tpl->added_head = node;
            }
            else if (section->tpl->added_head == NULL)
                section->tpl->added_head = create_node(len);

            (void)memcpy(section->tpl->added_head->val, val, len);
            section->tpl->added_head->val[len] = 0;
        }

        while (section->tpl->added_head->next != NULL)
        {
            tpl_node_t *deleted = section->tpl->added_head->next;
            section->tpl->added_head->next = deleted->next;
            destroy_node(deleted);
        }

        section->tpl->added_tail = &section->tpl->added_head->next;

        return TPL_OK;
    }