Function dav_check_bufsize

modules/dav/main/util.c:107–120

### Unclear if this was designed to be used with an uninitialized * dav_buffer struct, but is used on by dav_lock_get_activelock(). * Hence check for pbuf->buf. */

 * dav_buffer struct, but is used on by dav_lock_get_activelock().
 * Hence check for pbuf->buf. */
DAV_DECLARE(void) dav_check_bufsize(apr_pool_t * p, dav_buffer *pbuf,
                                    apr_size_t extra_needed)
{
    /* grow the buffer if necessary */
    if (pbuf->cur_len + extra_needed > pbuf->alloc_len) {
        char *newbuf;

        pbuf->alloc_len += extra_needed + DAV_BUFFER_PAD;
        newbuf = apr_palloc(p, pbuf->alloc_len);
        if (pbuf->buf)
            memcpy(newbuf, pbuf->buf, pbuf->cur_len);
        pbuf->buf = newbuf;
    }
}

DAV_DECLARE(void) dav_set_bufsize(apr_pool_t * p, dav_buffer *pbuf,
                                  apr_size_t size)