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peripheral fingerprinting only considers the first 64k of cartridge data

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JetSetIlly 2024-04-16 17:49:24 +01:00
parent 8308e4037c
commit 8edee622cc
1 changed files with 3 additions and 1 deletions
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4
hardware/peripherals/fingerprint.go
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@ -75,7 +75,9 @@ func Fingerprint(port plugging.PortID, loader cartridgeloader.Loader) ports.NewP
func matchPattern(patterns [][]byte, loader cartridgeloader.Loader) bool {
for _, p := range patterns {
if loader.Contains(p) {
// limit check to the first 64k of data. any data beyond that is likely
// to be non-program data and only likely to return false-positives
if loader.ContainsLimit(65536, p) {
return true
}
}