cyclane/teamcity-executors-test-task
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CLI implementation & linting (#2)
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Implement a basic CLI interface & add linting to the project.

Reviewed-on: #2
This commit is contained in:
Gleb Koval
2023-12-30 06:36:49 +00:00
parent 36728fa1e9
commit 694b8d4d28
16 changed files with 563 additions and 229 deletions
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104
src/main/kotlin/ziputils/CentralDirectoryFileHeader.kt
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@@ -15,7 +15,7 @@ internal class CentralDirectoryFileHeader(
val disk: UShort,
val localHeaderOffset: UInt,
val fileName: String,
val extraFieldRecords: List<ExtraFieldRecord>
val extraFieldRecords: List<ExtraFieldRecord>,
) {
val size: Int
get() = SIZE + nameLength.toInt() + extraFieldLength.toInt() + commentLength.toInt()
@@ -32,65 +32,85 @@ internal class CentralDirectoryFileHeader(
* @return A `CentralDirectoryFileHeader`.
*/
@Throws(InvalidDataException::class)
fun fromByteArray(data: ByteArray, offset: Int): CentralDirectoryFileHeader {
fun fromByteArray(
data: ByteArray,
offset: Int,
): CentralDirectoryFileHeader {
if (data.size - offset < SIZE) {
throw InvalidDataException("CEN must be at least 46 bytes")
}
val buf = ByteBuffer.wrap(data, offset, 46).order(ByteOrder.LITTLE_ENDIAN)
if (buf.getInt().toUInt() != SIGNATURE) {
throw InvalidSignatureException("Invalid signature")
throw InvalidDataException("Invalid signature")
}
val extraFieldRecords = mutableListOf<ExtraFieldRecord>()
val nameLength = buf.getShort(offset + 28).toUShort()
buf.position(offset + 20)
val cen = CentralDirectoryFileHeader(
compressedSize = buf.getInt().toUInt(),
uncompressedSize = buf.getInt().toUInt(),
nameLength = nameLength
.also { buf.position(offset + 30) },
extraFieldLength = buf.getShort().toUShort(),
commentLength = buf.getShort().toUShort(),
disk = buf.getShort().toUShort()
.also { buf.position(offset + 42) },
localHeaderOffset = buf.getInt().toUInt(),
fileName = String(data.sliceArray(offset + SIZE..<offset + SIZE + nameLength.toInt())),
extraFieldRecords = extraFieldRecords
)
val cen =
CentralDirectoryFileHeader(
compressedSize = buf.getInt().toUInt(),
uncompressedSize = buf.getInt().toUInt(),
nameLength =
nameLength
.also { buf.position(offset + 30) },
extraFieldLength = buf.getShort().toUShort(),
commentLength = buf.getShort().toUShort(),
disk =
buf.getShort().toUShort()
.also { buf.position(offset + 42) },
localHeaderOffset = buf.getInt().toUInt(),
fileName = String(data.sliceArray(offset + SIZE..<offset + SIZE + nameLength.toInt())),
extraFieldRecords = extraFieldRecords,
)
if (data.size - offset < cen.size) {
throw InvalidDataException("CEN is too short")
}
// Parse extra field records
val extraFieldsBuf = ByteBuffer.wrap(
data, offset + SIZE + cen.nameLength.toInt(), cen.extraFieldLength.toInt()
).order(ByteOrder.LITTLE_ENDIAN)
val extraFieldsBuf =
ByteBuffer.wrap(
data,
offset + SIZE + cen.nameLength.toInt(),
cen.extraFieldLength.toInt(),
).order(ByteOrder.LITTLE_ENDIAN)
while (extraFieldsBuf.remaining() > 0) {
val id = extraFieldsBuf.getShort().toUShort()
val size = extraFieldsBuf.getShort().toUShort()
extraFieldRecords.add(when (id) {
Zip64ExtraFieldRecord.ID -> {
Zip64ExtraFieldRecord(
size,
if (cen.uncompressedSize == 0xffffffffU) {
extraFieldsBuf.getLong().toULong()
} else null,
if (cen.compressedSize == 0xffffffffU) {
extraFieldsBuf.getLong().toULong()
} else null,
if (cen.localHeaderOffset == 0xffffffffU) {
extraFieldsBuf.getLong().toULong()
} else null,
if (cen.disk == 0xffffU.toUShort()) {
extraFieldsBuf.getInt().toUInt()
} else null
)
}
else -> {
extraFieldsBuf.position(extraFieldsBuf.position() + size.toInt())
ExtraFieldRecord(id, size)
}
})
extraFieldRecords.add(
when (id) {
Zip64ExtraFieldRecord.ID -> {
Zip64ExtraFieldRecord(
size,
if (cen.uncompressedSize == 0xffffffffU) {
extraFieldsBuf.getLong().toULong()
} else {
null
},
if (cen.compressedSize == 0xffffffffU) {
extraFieldsBuf.getLong().toULong()
} else {
null
},
if (cen.localHeaderOffset == 0xffffffffU) {
extraFieldsBuf.getLong().toULong()
} else {
null
},
if (cen.disk == 0xffffU.toUShort()) {
extraFieldsBuf.getInt().toUInt()
} else {
null
},
)
}
else -> {
extraFieldsBuf.position(extraFieldsBuf.position() + size.toInt())
ExtraFieldRecord(id, size)
}
},
)
}
return cen