Status da_reserve(DynArray* da, size_t size)
{
if(da->pos+size > da->cur_size_pa)
RETURN_STATUS_IF_ERR(da_set_size(da, da->cur_size_pa+size));
da->cur_size = std::max(da->cur_size, da->pos+size);
return INFO::OK;
}
void pool_free_all(Pool* p)
{
p->freelist = mem_freelist_Sentinel();
// must be reset before da_set_size or CHECK_DA will complain.
p->da.pos = 0;
da_set_size(&p->da, 0);
}
// note: can't call dst_empty_output_buffer from dst_init or vice versa
// because only the former must advance da->pos.
static void make_room_in_buffer(j_compress_ptr cinfo)
{
DstPtr dst = (DstPtr)cinfo->dest;
DynArray* da = dst->da;
void* start = da->base + da->cur_size;
if(da_set_size(da, da->cur_size+OUTPUT_BUF_SIZE) != 0)
ERREXIT(cinfo, JERR_FILE_WRITE);
dst->pub.next_output_byte = (JOCTET*)start;
dst->pub.free_in_buffer = OUTPUT_BUF_SIZE;
}
