Open-source multiplayer game server compatible with the RuneScape client
https://www.openrs2.org/
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97 lines
3.1 KiB
97 lines
3.1 KiB
4 years ago
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package dev.openrs2.bundler
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import java.security.MessageDigest
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import java.util.zip.CRC32
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import java.util.zip.Deflater
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class Resource(
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val source: String,
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val destination: String,
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val digest: ByteArray,
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val uncompressedSize: Int,
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val content: ByteArray
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) {
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val compressedSize: Int
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get() = content.size
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init {
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require(digest.size == 20)
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}
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companion object {
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fun compress(source: String, destination: String, uncompressed: ByteArray): Resource {
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val crc = CRC32()
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crc.update(uncompressed)
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val sourceWithCrc = source.replace(".", "_${crc.value.toInt()}.")
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val digest = MessageDigest.getInstance("SHA-1")
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digest.update(uncompressed)
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val compressed = ByteArray(uncompressed.size)
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val compressedSize: Int
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val deflater = Deflater(Deflater.BEST_COMPRESSION, true)
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try {
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deflater.setInput(uncompressed)
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deflater.finish()
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compressedSize = deflater.deflate(compressed)
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} finally {
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deflater.end()
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}
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val content = if (compressedSize < uncompressed.size) {
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compressed.copyOf(compressedSize)
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} else {
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uncompressed
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}
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return Resource(sourceWithCrc, destination, digest.digest(), uncompressed.size, content)
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}
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private fun compress(source: String, destination: String, resource: String): Resource {
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val uncompressed = Resource::class.java.getResourceAsStream(resource).use { it.readBytes() }
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return compress(source, destination, uncompressed)
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}
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fun compressGlResources() = listOf(
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// Windows i386
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listOf(
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compress("jaggl_0_0.lib", "jaggl.dll", "/natives/windows-i386/jaggl.dll")
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),
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// Windows amd64
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listOf(
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compress("jaggl_1_0.lib", "jaggl.dll", "/natives/windows-amd64/jaggl.dll")
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),
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// macOS i386
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listOf(
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compress("jaggl_2_0.lib", "libjaggl.dylib", "/natives/mac-i386/libjaggl.dylib")
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),
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// macOS amd64
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listOf(
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compress("jaggl_3_0.lib", "libjaggl.dylib", "/natives/mac-amd64/libjaggl.dylib")
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),
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// Linux i386
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listOf(
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compress("jaggl_4_0.lib", "libjaggl.so", "/natives/linux-i386/libjaggl.so"),
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compress("jaggl_4_1.lib", "libjaggl_dri.so", "/natives/linux-i386/libjaggl_dri.so")
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),
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// Linux amd64
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listOf(
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compress("jaggl_5_0.lib", "libjaggl.so", "/natives/linux-amd64/libjaggl.so"),
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compress("jaggl_5_1.lib", "libjaggl_dri.so", "/natives/linux-amd64/libjaggl_dri.so")
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)
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)
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fun compressMiscResources() = listOf(
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compress("jagmisc_0.lib", "jagmisc.dll", "/natives/windows-i386/jagmisc.dll"),
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compress("jagmisc_1.lib", "jagmisc.dll", "/natives/windows-amd64/jagmisc.dll")
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)
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}
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}
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