void MON_LABELS::add(u8 *address, char *name)
{
if (n_pairs >= align_by(n_pairs, 1024))
pairs = (MON_LABEL*)realloc(pairs, sizeof(MON_LABEL) * align_by(n_pairs+1, 1024));
pairs[n_pairs].address = address;
pairs[n_pairs].name_offs = add_name(name);
n_pairs++;
}
//=============================================================================
// eTape::Reserve
//-----------------------------------------------------------------------------
void eTape::Reserve(dword datasize)
{
const int blocksize = 16384;
dword newsize = align_by(datasize+tape_imagesize+1, blocksize);
if(!tape_image)
tape_image = (byte*)malloc(newsize);
if(align_by(tape_imagesize, blocksize) < newsize)
tape_image = (byte*)realloc(tape_image, newsize);
}
unsigned MON_LABELS::add_name(char *name)
{
unsigned len = strlen(name)+1, new_size = names_size + len;
if (new_size > align_by(names_size, 4096))
names = (char*)realloc(names, align_by(new_size, 4096));
unsigned result = names_size;
memcpy(names + result, name, len);
names_size = new_size;
return result;
}
int FDD::read_udi()
{
free();
unsigned c,s;
unsigned mem = 0;
u8 *ptr = snbuf + 0x10;
for (c = 0; c <= snbuf[9]; c++)
{
for (s = 0; s <= snbuf[10]; s++)
{
if (*ptr)
return 0;
unsigned sz = *(u16*)(ptr+1);
sz += sz/8 + ((sz & 7)? 1 : 0);
mem += sz;
ptr += 3 + sz;
if (ptr > snbuf + snapsize)
return 0;
}
}
cyls = snbuf[9]+1;
sides = snbuf[10]+1;
rawsize = align_by(mem, 4096);
rawdata = (u8*)VirtualAlloc(0, rawsize, MEM_COMMIT, PAGE_READWRITE);
ptr = snbuf+0x10;
u8 *dst = rawdata;
for (c = 0; c < cyls; c++)
{
for (s = 0; s < sides; s++)
{
unsigned sz = *(u16*)(ptr+1);
trklen[c][s] = sz;
trkd[c][s] = dst;
trki[c][s] = dst + sz;
sz += sz/8 + ((sz & 7)? 1 : 0);
memcpy(dst, ptr+3, sz);
ptr += 3 + sz;
dst += sz;
}
}
if (snbuf[11] & 1)
strcpy(dsc, (char*)ptr);
return 1;
}
