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[GZip] Add null terminator as a zero byte instead of character

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Fixes #66.
This commit is contained in:
Timofey Solomko
2026-06-13 16:10:08 +08:00
parent c729f0baa4
commit 8b10dd5c0c
1 changed files with 8 additions and 8 deletions
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Sources/GZip/GzipArchive.swift
+8 -8
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@@ -130,29 +130,29 @@ public class GzipArchive: Archive {
var flags: UInt8 = 0
var commentData = Data()
if var comment = comment {
if let comment = comment {
flags |= 1 << 4
if comment.last != "\u{00}" {
comment.append("\u{00}")
}
if let data = comment.data(using: .isoLatin1) {
commentData = data
} else {
throw GzipError.cannotEncodeISOLatin1
}
if commentData.last != 0 {
commentData.append(0)
}
}
var fileNameData = Data()
if var fileName = fileName {
if let fileName = fileName {
flags |= 1 << 3
if fileName.last != "\u{00}" {
fileName.append("\u{00}")
}
if let data = fileName.data(using: .isoLatin1) {
fileNameData = data
} else {
throw GzipError.cannotEncodeISOLatin1
}
if fileNameData.last != 0 {
fileNameData.append(0)
}
}
if !extraFields.isEmpty {