void write_object(FILE *file, V obj, HashMap *hm)
{
int t = getType(obj);
union double_or_uint64_t num;
ITreeNode *id = NULL;
NewString *s = NULL;
Stack *st;
HashMap *hmv;
int8_t n8;
uint8_t l8;
int32_t n32;
uint32_t l32;
int64_t n64;
uint64_t l64;
int i;
Bucket *b;
char type = t;
switch (t)
{
case T_NUM:
if (canBeSmallInt(obj))
type |= TYPE_SHORT;
break;
case T_IDENT:
id = toIdent(obj);
if (id->length < 256)
type |= TYPE_SHORT;
break;
case T_STR:
s = toNewString(obj);
if (s->size < 256)
type |= TYPE_SHORT;
break;
case T_FRAC:
if (toNumerator(obj) < 128 && toNumerator(obj) >= -128 &&
toDenominator(obj) < 256)
type |= TYPE_SHORT;
break;
}
fwrite(&type, 1, 1, file);
switch (t)
{
case T_IDENT:
if (type & TYPE_SHORT)
{
l8 = id->length;
fwrite(&l8, 1, 1, file);
}
else
{
l32 = id->length;
l32 = htonl(l32);
fwrite(&l32, 4, 1, file);
}
fwrite(&id->data, id->length, 1, file);
break;
case T_STR:
if (type & TYPE_SHORT)
{
l8 = s->size;
fwrite(&l8, 1, 1, file);
}
else
{
l32 = s->size;
l32 = htonl(l32);
fwrite(&l32, 4, 1, file);
}
fwrite(s->text, s->size, 1, file);
break;
case T_NUM:
if (type & TYPE_SHORT)
{
n32 = toInt(obj);
n32 = htonl(n32);
fwrite(((char*)&n32) + 1, 3, 1, file);
}
else
{
num.d = toNumber(obj);
num.i = htonll(num.i);
fwrite(&num, 8, 1, file);
}
break;
case T_FRAC:
if (type & TYPE_SHORT)
{
n8 = toNumerator(obj);
fwrite(&n8, 1, 1, file);
l8 = toDenominator(obj);
fwrite(&l8, 1, 1, file);
}
else
{
n64 = toNumerator(obj);
n64 = htonl(n64);
fwrite(&n64, 8, 1, file);
l64 = toDenominator(obj);
l64 = htonl(l64);
fwrite(&l64, 8, 1, file);
}
break;
case T_PAIR:
write_ref(file, toFirst(obj), hm);
write_ref(file, toSecond(obj), hm);
break;
case T_LIST:
st = toStack(obj);
l32 = st->used;
l32 = htonl(l32);
fwrite(&l32, 4, 1, file);
for (i = 0; i < st->used; i++)
{
write_ref(file, st->nodes[i], hm);
}
break;
case T_DICT:
hmv = toHashMap(obj);
l32 = hmv->used;
l32 = htonl(l32);
fwrite(&l32, 4, 1, file);
if (hmv->map != NULL)
{
for (i = 0; i < hmv->size; i++)
{
b = hmv->map[i];
while(b != NULL)
{
write_ref(file, b->key, hm);
write_ref(file, b->value, hm);
b = b->next;
}
}
}
break;
}
}
Matrix4::Matrix4() {
toIdent();
}
