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Merge pull request #8145 from tlindner/wd177x-disk-geom-fix

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wd177x: test track count is under drive limit
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ajrhacker 2021-06-06 05:52:25 -04:00 committed by GitHub
commit a2252fe4f7
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1 changed files with 12 additions and 0 deletions
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12
src/lib/formats/wd177x_dsk.cpp
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@ -204,6 +204,18 @@ bool wd177x_format::load(io_generic *io, uint32_t form_factor, const std::vector
return false;
const format &f = formats[type];
int max_tracks, max_heads;
image->get_maximal_geometry(max_tracks, max_heads);
if(f.track_count > max_tracks) {
osd_printf_error("wd177x_format: Number of tracks in image file too high for floppy drive (%d > %d)\n", f.track_count, max_tracks);
return false;
}
if(f.head_count > max_heads) {
osd_printf_error("wd177x_format: Number of sides in image file too high for floppy drive (%d > %d)\n", f.track_count, max_heads);
return false;
}
for(int track=0; track < f.track_count; track++)
for(int head=0; head < f.head_count; head++) {