static QChar safeRead( PyrSlot *slot )
{
if (GetTag(slot) == tagChar)
return QChar( slotRawChar(slot) );
else
return QChar();
}
int prFilePutChar(struct VMGlobals *g, int numArgsPushed)
{
PyrSlot *a, *b;
PyrFile *pfile;
FILE *file;
char z;
a = g->sp - 1;
b = g->sp;
pfile = (PyrFile*)slotRawObject(a);
file = (FILE*)slotRawPtr(&pfile->fileptr);
if (file == NULL) return errFailed;
if (NotChar(b)) return errWrongType;
z = slotRawChar(b);
SC_IOStream<FILE*> scio(file);
scio.writeInt8(z);
return errNone;
}
static int prSerialPort_Put(struct VMGlobals *g, int numArgsPushed)
{
PyrSlot *args = g->sp - 1;
PyrSlot* self = args+0;
SerialPort* port = (SerialPort*)getSerialPort(self);
if (port == 0) return errFailed;
PyrSlot* src = args+1;
int val;
if (IsChar(src)) {
val = slotRawChar(src);
} else {
int err = slotIntVal(src, &val);
if (err) return err;
}
bool res = port->put(val & 0xFF);
SetBool(self, res);
return errNone;
}
static QChar read( PyrSlot *slot )
{
return QChar( slotRawChar(slot) );
}
int prFileWrite(struct VMGlobals *g, int numArgsPushed)
{
PyrSlot *a, *b, *ptr;
PyrFile *pfile;
FILE *file;
PyrObject *obj;
char chr;
a = g->sp - 1;
b = g->sp;
pfile = (PyrFile*)slotRawObject(a);
file = (FILE*)slotRawPtr(&pfile->fileptr);
if (file == NULL) return errFailed;
switch (GetTag(b)) {
case tagInt :
{
SC_IOStream<FILE*> scio(file);
scio.writeInt32_be(slotRawInt(b));
break;
}
case tagSym :
fwrite(slotRawSymbol(b)->name, sizeof(char), slotRawSymbol(b)->length, file);
break;
case tagChar :
chr = slotRawChar(b);
fwrite(&chr, sizeof(char), 1, file);
break;
case tagNil :
case tagFalse :
case tagTrue :
case tagPtr :
return errWrongType;
case tagObj :
{
// writes the indexable part of any non obj_slot format object
obj = slotRawObject(b);
if (!isKindOf(obj, class_rawarray)
|| isKindOf(obj, class_symbolarray)) return errWrongType;
if (obj->size) {
ptr = obj->slots;
int elemSize = gFormatElemSize[obj->obj_format];
int numElems = obj->size;
#if BYTE_ORDER != BIG_ENDIAN
switch (elemSize) {
case 1:
fwrite(ptr, elemSize, numElems, file);
break;
case 2:
{
char *ptr = slotRawString(b)->s;
char *ptrend = ptr + numElems*2;
for (; ptr < ptrend; ptr+=2) {
fputc(ptr[1], file);
fputc(ptr[0], file);
}
break;
}
case 4:
{
char *ptr = slotRawString(b)->s;
char *ptrend = ptr + numElems*4;
for (; ptr < ptrend; ptr+=4) {
fputc(ptr[3], file);
fputc(ptr[2], file);
fputc(ptr[1], file);
fputc(ptr[0], file);
}
break;
}
case 8:
{
char *ptr = slotRawString(b)->s;
char *ptrend = ptr + numElems*8;
for (; ptr < ptrend; ptr+=8) {
fputc(ptr[7], file);
fputc(ptr[6], file);
fputc(ptr[5], file);
fputc(ptr[4], file);
fputc(ptr[3], file);
fputc(ptr[2], file);
fputc(ptr[1], file);
fputc(ptr[0], file);
}
break;
}
}
#else
fwrite(ptr, elemSize, numElems, file);
#endif
}
break;
}
default : // double
{
SC_IOStream<FILE*> scio(file);
scio.writeDouble_be(slotRawFloat(b));
break;
}
}
return errNone;
}
static int addMsgSlotWithTags(big_scpacket *packet, PyrSlot *slot)
{
switch (GetTag(slot)) {
case tagInt :
packet->addtag('i');
packet->addi(slotRawInt(slot));
break;
case tagSym :
packet->addtag('s');
packet->adds(slotRawSymbol(slot)->name);
break;
case tagObj :
if (isKindOf(slotRawObject(slot), class_string)) {
PyrString *stringObj = slotRawString(slot);
packet->addtag('s');
packet->adds(stringObj->s, stringObj->size);
} else if (isKindOf(slotRawObject(slot), class_int8array)) {
PyrInt8Array *arrayObj = slotRawInt8Array(slot);
packet->addtag('b');
packet->addb(arrayObj->b, arrayObj->size);
} else if (isKindOf(slotRawObject(slot), class_array)) {
PyrObject *arrayObj = slotRawObject(slot);
if (arrayObj->size) {
packet->addtag('b');
big_scpacket packet2;
if (arrayObj->size > 1 && isKindOfSlot(arrayObj->slots+1, class_array)) {
makeSynthBundle(&packet2, arrayObj->slots, arrayObj->size, true);
} else {
int error = makeSynthMsgWithTags(&packet2, arrayObj->slots, arrayObj->size);
if (error != errNone)
return error;
}
packet->addb((uint8*)packet2.data(), packet2.size());
} else {
packet->addtag('i');
packet->addi(0);
}
}
break;
case tagTrue :
packet->addtag('i');
packet->addi(1);
break;
case tagChar :
packet->addtag(slotRawChar(slot));
break;
case tagFalse :
case tagNil :
case tagPtr :
packet->addtag('i');
packet->addi(0);
break;
default :
if (gUseDoubles) {
packet->addtag('d');
packet->addd(slotRawFloat(slot));
} else {
packet->addtag('f');
packet->addf(slotRawFloat(slot));
}
break;
}
return errNone;
}
