/* fut_copy_otbl makes an exact copy of an existing fut_otbl_t
*/
fut_otbl_p
fut_copy_otbl (fut_otbl_p otbl)
{
fut_otbl_p new_otbl;
KpHandle_t h;
/* check for valid otbl */
if ( ! IS_OTBL(otbl) ) {
return (FUT_NULL_OTBL);
}
/* allocate the new otbl structure */
new_otbl = fut_alloc_otbl ();
if ( new_otbl == FUT_NULL_OTBL ) {
DIAG("fut_copy_otbl: can't alloc output table struct.\n", 0);
return (FUT_NULL_OTBL);
}
h = new_otbl->handle; /* save handle before copying over old otbl */
*new_otbl = *otbl; /* copy entire struct except reference count */
new_otbl->handle = h;
new_otbl->ref = 0; /* first reference */
if (otbl->tbl != NULL) { /* copy fixed otbl data */
new_otbl->tbl = fut_alloc_otbldat (new_otbl);
if ( new_otbl->tbl == NULL ) {
DIAG("fut_copy_otbl: can't alloc output table array.\n", 0);
goto ErrOut;
}
new_otbl->tblHandle = getHandleFromPtr((KpGenericPtr_t)new_otbl->tbl);
/* copy the table entries */
KpMemCpy (new_otbl->tbl, otbl->tbl, FUT_OUTTBL_ENT * sizeof (fut_otbldat_t));
}
if (otbl->refTbl != NULL) { /* copy reference otbl data */
new_otbl->refTbl = fut_alloc_omftdat (new_otbl, new_otbl->refTblEntries);
if (new_otbl->refTbl == NULL ) {
DIAG("fut_copy_otbl: can't alloc output table array.\n", 0);
goto ErrOut;
}
/* copy the table entries */
KpMemCpy (new_otbl->refTbl, otbl->refTbl, new_otbl->refTblEntries * sizeof (mf2_tbldat_t));
}
return (new_otbl);
ErrOut:
fut_free_otbl (new_otbl);
return (FUT_NULL_OTBL);
}
/* fut_new_otbl creates a new output table for one channel of a fut.
* Ofun must be a pointer to a function accepting a fut_gtbldat_t in the
* range (0,FUT_GRD_MAXVAL) and returning a fut_otbldat_t in the same
* interval. A pointer to the newly allocated table is returned.
* (If ofun is NULL, table is not intialized!).
*/
fut_otbl_p
fut_new_otblEx ( PTTableType_t tableType,
PTDataClass_t oClass,
fut_ofunc_t ofun,
fut_calcData_p data)
{
fut_otbl_p otbl;
/* allocate output table structure */
otbl = fut_alloc_otbl();
if ( otbl == FUT_NULL_OTBL ) {
DIAG("fut_new_otbl: can't alloc output table struct.\n", 0);
return (FUT_NULL_OTBL);
}
otbl->dataClass = oClass;
/* allocate the table */
if (tableType == KCP_PT_TABLES) {
otbl->tbl = fut_alloc_otbldat (otbl);
if ( otbl->tbl == NULL ) {
DIAG("fut_new_otbl: can't alloc output table array.\n", 0);
fut_free_otbl (otbl);
return (FUT_NULL_OTBL);
}
} else {
otbl->refTbl = fut_alloc_omftdat (otbl, FUT_OUTTBL_ENT);
if ( otbl->refTbl == NULL ) {
DIAG("fut_new_otbl: can't alloc output table array.\n", 0);
fut_free_otbl (otbl);
return (FUT_NULL_OTBL);
}
}
/* compute the output table entries */
if ( ! fut_calc_otblEx (otbl, ofun, data) ) {
fut_free_otbl (otbl);
return (FUT_NULL_OTBL);
}
return (otbl);
}
/* fut_new_chan allocates and initializes a fut_chan_t data structure.
* If a required input table is missing, a ramp of the proper grid size
* will be created. If a supplied itbl is not required, it will not be
* inserted into the channel's private itbl list. All tables which are
* actually used are copied and so the caller is responsible for
* freeing the passed tables if necessary.
*
* If VARARGS is used, the list of input tables may be relaced by a
* single array of fut_itbl_t pointers. This array must then be followed
* by a fut_gtbl_p and a fut_otbl_p.
*/
fut_chan_p
fut_new_chan ( KpInt32_t iomask,
fut_itbl_p FAR* itbls,
fut_gtbl_p gtbl,
fut_otbl_p otbl)
{
fut_itbl_p itbl[FUT_NCHAN];
fut_chan_p chan;
KpInt32_t imask, i, tIndex;
/* get input mask */
imask = (KpInt32_t)FUT_IMASK(iomask);
/* get args specified by imask */
for ( i=0, tIndex = 0; i<FUT_NCHAN; i++ ) {
itbl[i] = ((imask & FUT_BIT(i)) && (itbls != NULL)) ? itbls[tIndex++] : NULL;
}
/* allocate and clear the fut_chan_t structure */
chan = fut_alloc_chan ();
if ( ! IS_CHAN(chan)) {
return (NULL);
}
/* check for valid grid and output tables */
if (( ! IS_GTBL(gtbl)) || ((otbl != NULL) && ( ! IS_OTBL(otbl))) ) {
DIAG("fut_new_chan: invalid grid or output table.\n", 0);
fut_free_chan (chan);
return (NULL);
}
/* get required input channels from gtbl */
chan->imask = fut_gtbl_imask(gtbl);
/* insert the required input tables */
for ( i=0; i<FUT_NICHAN; i++ ) {
if ( (chan->imask & FUT_BIT(i)) == 0 ) continue;
if ( itbl[i] == FUT_NULL_ITBL ) {
chan->itbl[i] = fut_new_itblEx (KCP_REF_TABLES, KCP_FIXED_RANGE, gtbl->size[i], fut_irampEx, NULL);
if ( chan->itbl[i] == NULL) {
DIAG("fut_new_chan: can't create itbl.\n",0);
fut_free_chan (chan);
return (NULL);
}
chan->itblHandle[i] = chan->itbl[i]->handle;
}
else {
if ( ! IS_ITBL (itbl[i])) {
DIAG("fut_new_chan: invalid input table.\n", 0);
fut_free_chan (chan);
return (NULL);
}
else {
if ( itbl[i]->size != gtbl->size[i] ) {
DIAG("fut_new_chan: gtbl-itbl size mismatch.\n", 0);
fut_free_chan (chan);
return (NULL);
}
else {
chan->itbl[i] = fut_share_itbl(itbl[i]); /* share the input table */
chan->itblHandle[i] = chan->itbl[i]->handle;
}
}
}
}
/* insert grid and output tables */
chan->gtbl = fut_share_gtbl (gtbl);
chan->gtblHandle = (IS_GTBL(chan->gtbl)) ? chan->gtbl->handle : FUT_NULL_HANDLE;
if (IS_OTBL(otbl)) {
chan->otbl = fut_share_otbl (otbl);
}
else {
chan->otbl = fut_alloc_otbl();
}
chan->otblHandle = (IS_OTBL(chan->otbl)) ? chan->otbl->handle : FUT_NULL_HANDLE;
return (chan);
}
