0x5eal/luau-unzip
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fix: use proper byte count corresponding to 64 KB

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This commit is contained in:
Erica Marigold 2025-02-23 20:03:18 +00:00
parent a5bb7166ad
commit bd30a000ef
Signed by: DevComp
SSH key fingerprint: SHA256:jD3oMT4WL3WHPJQbrjC3l5feNCnkv7ndW8nYaHX5wFw
1 changed files with 2 additions and 1 deletions
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lib/init.luau
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@ -453,7 +453,7 @@ function ZipReader.findEocdPosition(self: ZipReader): number
local bufSize = buffer.len(self.data)
-- Start from the minimum possible position of EoCD (22 bytes from end)
local position = math.max(0, bufSize - (22 + 65578) --[[ max comment size: 64 KB ]])
local position = math.max(0, bufSize - (22 + 65536) --[[ max comment size: 64 KB ]])
local searchBuf = buffer.create(BUFFER_SIZE)
while position < bufSize do
@ -538,6 +538,7 @@ function ZipReader.parseEocdRecord(self: ZipReader, pos: number): EocdRecord
end
local commentLength = buffer.readu16(self.data, pos + 20)
print("comment len:", commentLength)
return {
diskNumber = buffer.readu16(self.data, pos + 4),
diskWithCD = buffer.readu16(self.data, pos + 6),