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Decline to try to surface tracks past the end of the disk.

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This commit is contained in:
Thomas Harte 2023-12-09 15:36:47 -05:00
parent cbe5e69aa1
commit ada627d027
1 changed files with 1 additions and 0 deletions
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Storage/Disk/DiskImage/Formats/NIB.cpp
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@ -58,6 +58,7 @@ std::shared_ptr<::Storage::Disk::Track> NIB::get_track_at_position(::Storage::Di
// NIBs contain data for even-numbered tracks underneath a single head only. // NIBs contain data for even-numbered tracks underneath a single head only.
if(address.head) return nullptr; if(address.head) return nullptr;
if(address.position.as_quarter() & 2) return nullptr; if(address.position.as_quarter() & 2) return nullptr;
if(address.position.as_int() >= number_of_tracks) return nullptr;
long offset = file_offset(address); long offset = file_offset(address);
std::vector<uint8_t> track_data; std::vector<uint8_t> track_data;