public DeckReader(TapeReader re, List <Card> d) /* constructor */
{
/* reads cards in CBN format from tape, and stores them to d */
transferread = false;
r = re;
deck = d;
if (r.ReadRecord(out bool binary, out byte[] mrecord) <= 0) /* read card */
{
throw new Exception("last card read");
}
CBNConverter.FromCBN(mrecord, out crd); /* convert */
t = BinaryCardConverter.GetCardType(crd); /* detect card type */
n = 0; /* nothing read yet */
switch (t) /* evaluate type */
{
case BinaryCardConverter.CardType.Full:
cur_adr = 0; /* a full deck start at 0*/
break;
case BinaryCardConverter.CardType.Abs:
cur_adr = (int)crd.W9L.A; /* read start address */
break;
case BinaryCardConverter.CardType.Rel:
cur_adr = (int)crd.W9L.A; /* read start address */
break;
case BinaryCardConverter.CardType.Transfer:
case BinaryCardConverter.CardType.RelTransfer:
break;
default:
throw new InvalidDataException("invalid card");
}
deck.Add(crd); /* add card to deck */
}
static void Main(string[] args)
{
if (args.Length != 2)
{
Console.Error.WriteLine("Usage RemoveTransfercard in.cbn[+in2.cbn ...] out.cbn");
return;
}
bool cardtypeset = false;
bool tfound = false;
int retval = 0;
BinaryCardConverter.CardType t0 = BinaryCardConverter.CardType.Full;
string[] split = args[0].Split(new char[] { '+' });
using (TapeWriter w = new TapeWriter(args[1], true))
foreach (string rfile in split)
{
using (TapeReader r = new TapeReader(rfile, true))
while ((retval = r.ReadRecord(out bool binary, out byte[] rrecord)) >= 0)
{
if (retval == 0)
{
Console.Error.WriteLine("invalid EOF");
return;
}
if (!binary)
{
Console.Error.WriteLine("not binary");
return;
}
if (rrecord.Length != 160)
{
Console.Error.WriteLine("Wrong record length");
return;
}
CBNConverter.FromCBN(rrecord, out Card crd);
BinaryCardConverter.CardType t = BinaryCardConverter.GetCardType(crd);
if (tfound)
{
Console.Error.WriteLine("Transfercard not at end");
return;
}
switch (t)
{
case BinaryCardConverter.CardType.Full:
case BinaryCardConverter.CardType.Abs:
case BinaryCardConverter.CardType.Rel:
if (cardtypeset && t0 != t)
{
Console.Error.WriteLine("Card type change");
return;
}
w.WriteRecord(binary, rrecord);
break;
case BinaryCardConverter.CardType.Transfer:
if (cardtypeset && t0 != BinaryCardConverter.CardType.Abs)
{
Console.Error.WriteLine("Card type change");
return;
}
Console.WriteLine("transfercard removed");
tfound = true;
break;
case BinaryCardConverter.CardType.RelTransfer:
if (cardtypeset && t0 != BinaryCardConverter.CardType.Rel)
{
Console.Error.WriteLine("Card type change");
return;
}
Console.WriteLine("Rel transfercard removed");
tfound = true;
break;
default:
Console.Error.WriteLine("wrong Card type");
return;
}
if (!cardtypeset)
{
t0 = t;
cardtypeset = true;
}
}
}
}
public bool Read(out int adr, out long value) /* read address and word from cards, return false transfercard read, then value=0, adr=transferaddress */
{
adr = 0;
value = 0;
if (transferread)
{
throw new InvalidOperationException("transfercard alread read");
}
switch (t)
{
case BinaryCardConverter.CardType.Full:
if (n == 24) /* all words already read? */
{
/* get next card */
if (r.ReadRecord(out bool binary, out byte[] mrecord) <= 0)
{
throw new Exception("last card read");
}
/* convert */
CBNConverter.FromCBN(mrecord, out crd);
deck.Add(crd); /* add to deck */
BinaryCardConverter.CardType tt = BinaryCardConverter.GetCardType(crd);
if (tt != BinaryCardConverter.CardType.Full) /* check card type */
{
Console.WriteLine("invalid card type {0})", tt);
}
n = 0; /* nothing read yet */
}
adr = cur_adr; /* get address */
value = (long)crd.C[n].LW; /* get word */
/* count */
n++;
cur_adr++;
return(true); /* word from card read */
case BinaryCardConverter.CardType.Abs:
if (n == crd.W9L.D) /* all words already read? */
{
if (r.ReadRecord(out bool binary, out byte[] mrecord) <= 0) /* get next card */
{
throw new Exception("last card read");
}
CBNConverter.FromCBN(mrecord, out crd); /* convert */
deck.Add(crd); /* add to deck */
BinaryCardConverter.CardType nt = BinaryCardConverter.GetCardType(crd); /* check card type */
if (nt == BinaryCardConverter.CardType.Transfer) /* transfercard ? */
{
adr = (int)crd.W9L.A; /* get transfer address */
value = 0; /* 0 for transfercard */
transferread = true; /* set flag */
return(false); /* transfercard read */
}
if (nt != t) /* type changed ?*/
{
throw new Exception("invalid card type");
}
n = 0; /* reset word counter */
cur_adr = (int)crd.W9L.A; /* set address */
}
adr = cur_adr; /* get address */
value = (long)crd.C[n + 2].LW; /* get word */
n++; /* count */
cur_adr++;
return(true); /* word from card read */
case BinaryCardConverter.CardType.Rel:
if (n == crd.W9L.D) /* all words already read? */
{
if (r.ReadRecord(out bool binary, out byte[] mrecord) <= 0) /* get next card */
{
throw new Exception("last card read");
}
CBNConverter.FromCBN(mrecord, out crd); /* convert */
deck.Add(crd); /* add to deck */
BinaryCardConverter.CardType nt = BinaryCardConverter.GetCardType(crd); /* check card type */
if (nt == BinaryCardConverter.CardType.RelTransfer) /* transfercard ? */
{
adr = (int)crd.W9L.A; /* get transfer address */
value = 0; /* 0 for transfercard */
transferread = true; /* set flag */
return(false); /* transfercard read */
}
if (nt != t) /* type changed ?*/
{
throw new Exception("invalid card type");
}
n = 0; /* reset word counter */
cur_adr = (int)crd.W9L.A; /* set address */
}
adr = cur_adr; /* get address */
value = (long)crd.C[n + 4].LW; /* get word */
n++; /* count */
cur_adr++;
return(true); /* word from card read */
case BinaryCardConverter.CardType.Transfer:
case BinaryCardConverter.CardType.RelTransfer:
{
adr = (int)crd.W9L.A; /* get transfer address */
value = 0; /* 0 for transfercard */
transferread = true; /* set flag */
return(false); /* transfercard read */
}
default:
throw new InvalidDataException("invalid card");
}
}
static void Main(string[] args)
{
if (args.Length != 1)
{
Console.Error.WriteLine("Usage: ShowCards deck.cbn");
return;
}
int cardno = 0;
using (TapeReader r = new TapeReader(args[0], true))
{
int rtype;
string label;
while ((rtype = r.ReadRecord(out bool binary, out byte[] mrecord)) >= 0)
{
cardno++;
if (rtype == 0)
{
Console.WriteLine("EOF");
}
else
{
if (!binary)
{
Console.Error.WriteLine("not binary record");
return;
}
if (HollerithConverter.CBNToString(mrecord, 72, 8, out label) > 0)
{
label = "";
}
CBNConverter.FromCBN(mrecord, out Card crd);
BinaryCardConverter.CardType t = BinaryCardConverter.GetCardType(crd);
switch (t)
{
case BinaryCardConverter.CardType.Full:
for (int i = 0; i < 24; i++)
{
Console.Write(" {0}", crd.C[i].ToString());
if (i == 0)
{
Console.WriteLine(" Card {0} FUL {1}", cardno, label);
}
else
{
Console.WriteLine();
}
}
break;
case BinaryCardConverter.CardType.Abs:
for (int i = 0; i < crd.W9L.D; i++)
{
Console.Write(" {0} {1}", Convert.ToString(crd.W9L.A + i, 8).PadLeft(5, '0'), crd.C[i + 2].ToString());
if (i == 0)
{
Console.WriteLine(" Card {0} ABS {1}", cardno, label);
}
else
{
Console.WriteLine();
}
}
break;
case BinaryCardConverter.CardType.Rel:
BinaryCardConverter.RelType[] rel = BinaryCardConverter.GetRelData(crd);
for (int i = 0; i < crd.W9L.D; i++)
{
char rd = ' ', ra = ' ';
switch (rel[i * 2])
{
case BinaryCardConverter.RelType.absolute:
rd = ' ';
break;
case BinaryCardConverter.RelType.relocatable_direct:
rd = 'R';
break;
case BinaryCardConverter.RelType.relocatable_complemented:
rd = 'C';
break;
}
switch (rel[i * 2 + 1])
{
case BinaryCardConverter.RelType.absolute:
ra = ' ';
break;
case BinaryCardConverter.RelType.relocatable_direct:
ra = 'R';
break;
case BinaryCardConverter.RelType.relocatable_complemented:
ra = 'C';
break;
}
Console.Write(" {0} {1} {2} {3}", rd, ra, Convert.ToString(crd.W9L.A + i, 8).PadLeft(5, '0'), crd.C[i + 4].ToString());
if (i == 0)
{
Console.WriteLine(" Card {0} REL {1}", cardno, label);
}
else
{
Console.WriteLine();
}
}
break;
case BinaryCardConverter.CardType.Transfer:
Console.WriteLine(" TRANSFER {0} Card {1} ABS {2}", Convert.ToString(crd.W9L.A, 8).PadLeft(5, '0'), cardno, label);
break;
case BinaryCardConverter.CardType.RelTransfer:
Console.WriteLine(" TRANSFER {0} Card {1} REL {2}", Convert.ToString(crd.W9L.A, 8).PadLeft(5, '0'), cardno, label);
break;
default:
Console.Error.WriteLine("Invalid Card Type");
return;
}
}
}
}
}
