void
G64Archive::selectItem(int n)
{
fp = getStartOfItem(n);
fp += 2; // skip length information
fp_eof = fp + getSizeOfItem(n);
}
void
T64Archive::dumpDirectory()
{
Archive::dumpDirectory();
for (unsigned i = 0; i < getNumberOfItems(); i++) {
fprintf(stderr, " Item %2d: %s (%d bytes, load address: %d)\n",
i, getNameOfItem(i), getSizeOfItem(i), getDestinationAddrOfItem(i));
}
}
void
Archive::dumpDirectory()
{
msg("Archive: %s\n", getName());
msg("-------\n");
msg(" Path: %s\n", getPath());
msg(" Items: %d\n", getNumberOfItems());
for (unsigned i = 0; i < getNumberOfItems(); i++) {
msg(" Item %2d: %s (%d bytes, load address: %d)\n",
i, getNameOfItem(i), getSizeOfItem(i), getDestinationAddrOfItem(i));
msg(" ");
selectItem(i);
for (unsigned j = 0; j < 8; j++) {
int byte = getByte();
if (byte != -1)
msg("%02X ", byte);
}
msg("\n");
}
}
void
T64File::selectItem(unsigned item)
{
// Invalidate the file pointer if a non-existing item is requested.
if (item >= numberOfItems()) {
iFp = -1;
return;
}
// Remember the selection
selectedItem = item;
// Set file pointer and end of file index
unsigned i = 0x48 + (item * 0x20);
iFp = LO_LO_HI_HI(data[i], data[i+1], data[i+2], data[i+3]);
iEof = iFp + getSizeOfItem();
// Check for inconsistent values. As all inconsistencies should have
// been ruled out by repair(), the if condition should never hit.
if (iFp > size || iEof > size) {
assert(false);
}
}
