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backup slots are unused?

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Connor Olding 2015-02-19 18:07:54 -08:00
parent 4d6300f776
commit 595c816dfe
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@ -45,9 +45,8 @@ owls use the extra space primarily (exclusively?) to store the pictograph pictur
note that some values don't get copied when reading/writing save files, even owl saves. note that some values don't get copied when reading/writing save files, even owl saves.
the game checks a checksum, and for the text "ZELDA3". the game checks a checksum, and for the text "ZELDA3".
each slot has one backup copy of itself. each slot has one backup copy of itself, though they don't seem to be used?
if one copy is considered corrupt (bad checksum), the game will load the other. if a slot is corrupted, it will show up as empty in the menu.
if that one's corrupt as well, the slot will show up as empty in the menu.
the checksum is a 16-bit sum of all bytes up to that point, allowing overflows. the checksum is a 16-bit sum of all bytes up to that point, allowing overflows.
i've written [a checksum-fixing program][chksum] in python for bizhawk savefiles. i've written [a checksum-fixing program][chksum] in python for bizhawk savefiles.