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Tweaks to hard drive image parameter finding. Patch from Greatpsycho.

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This commit is contained in:
SarahW 2017-07-05 21:54:48 +01:00
commit 1e90a84e90
3 changed files with 29 additions and 19 deletions
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19
src/allegro-gui-hdconf.c
View file

@ -68,7 +68,7 @@ static int hdconf_open(int msg, DIALOG *d, int c)
fseeko64(f, -1, SEEK_END);
sz = ftello64(f) + 1;
fclose(f);
if ((sz % 17) == 0 && sz <= 133693440)
if ((sz % 17) == 0 && sz <= 142606336)
{
sprintf(hd_sectors_new, "17");
if (sz <= 26738688)
@ -76,20 +76,21 @@ static int hdconf_open(int msg, DIALOG *d, int c)
sprintf(hd_heads_new, "4");
sprintf(hd_cylinders_new, "%i", (int)((sz / 512) / 4) / 17);
}
else if (sz <= 53477376)
else if ((sz % 3072) == 0 && sz <= 53477376)
{
sprintf(hd_heads_new, "6");
sprintf(hd_cylinders_new, "%i", (int)((sz / 512) / 6) / 17);
}
else if (sz <= 71303168)
{
sprintf(hd_heads_new, "8");
sprintf(hd_cylinders_new, "%i", (int)((sz / 512) / 8) / 17);
}
else
{
sprintf(hd_heads_new, "15");
sprintf(hd_cylinders_new, "%i", (int)((sz / 512) / 15) / 17);
int i;
for(i=5;i<16;i++)
{
if((sz % (i * 512)) == 0 && sz <= 1024*i*17*512) break;
if (i == 5) i++;
}
sprintf(hd_heads_new, "%i",i);
sprintf(hd_cylinders_new, "%i", (int)((sz / 512) / i) / 17);
}
}
else

16
src/win-hdconf.c
View file

@ -61,19 +61,23 @@ static void check_hd_type(off64_t sz)
}
else
{
if ((sz % 17) == 0 && sz <= 133693440)
if ((sz % 17) == 0 && sz <= 142606336)
{
hd_new_spt = 17;
if (sz <= 26738688)
hd_new_hpc = 4;
else if (sz <= 53477376)
else if ((sz % 3072) == 0 && sz <= 53477376)
hd_new_hpc = 6;
else if (sz <= 71303168)
hd_new_hpc = 8;
else
hd_new_hpc = 15;
{
for (c=5;c<16;c++)
{
if((sz % (c * 512)) == 0 && sz <= 1024*c*17*512) break;
if (c == 5) c++;
}
hd_new_hpc = c;
}
hd_new_cyl = (int)((sz / 512) / hd_new_hpc) / 17;
}
else

13
src/wx-sdl2-hdconf.c
View file

@ -65,12 +65,17 @@ static void check_hd_type(off64_t sz)
if (sz <= 26738688)
hd_new_hpc = 4;
else if (sz <= 53477376)
else if ((sz % 3072) == 0 && sz <= 53477376)
hd_new_hpc = 6;
else if (sz <= 71303168)
hd_new_hpc = 8;
else
hd_new_hpc = 15;
{
for (c=5;c<16;c++)
{
if((sz % (c * 512)) == 0 && sz <= 1024*c*17*512) break;
if (c == 5) c++;
}
hd_new_hpc = c;
}
hd_new_cyl = (int)((sz / 512) / hd_new_hpc) / 17;
}