Struct3: retire legacy Struct3
cfig
3 years ago
parent
8bf807b663
commit
41b216e840
@ -0,0 +1,29 @@
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package init
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class BootReason {
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/*
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Canonical boot reason format
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<reason>,<subreason>,<detail>…
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*/
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class Reason private constructor(private val reason: String, subReason: String?, detail: String?) {
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companion object {
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val kernelSet = listOf("watchdog", "kernel_panic")
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val strongSet = listOf("recovery", "bootloader")
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val bluntSet = listOf("cold", "hard", "warm", "shutdown", "reboot")
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fun create(
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firstSpanReason: String,
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secondSpanReason: String? = null,
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detailReason: String? = null
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): Reason {
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if (firstSpanReason !in mutableListOf<String>().apply {
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addAll(kernelSet)
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addAll(strongSet)
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addAll(bluntSet)
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}) {
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throw IllegalArgumentException("$firstSpanReason is not allowd first span boot reason in Android")
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}
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return Reason(firstSpanReason, secondSpanReason, detailReason)
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}
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}//end-of-companion
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} //end-of-Reason
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} //EOF
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@ -0,0 +1,530 @@
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// Copyright 2021 yuyezhong@gmail.com
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package cfig.io
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import cfig.io.Struct3Retire.ByteArrayExt.Companion.toCString
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import cfig.io.Struct3Retire.ByteArrayExt.Companion.toInt
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import cfig.io.Struct3Retire.ByteArrayExt.Companion.toLong
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import cfig.io.Struct3Retire.ByteArrayExt.Companion.toShort
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import cfig.io.Struct3Retire.ByteArrayExt.Companion.toUInt
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import cfig.io.Struct3Retire.ByteArrayExt.Companion.toULong
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import cfig.io.Struct3Retire.ByteArrayExt.Companion.toUShort
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import cfig.io.Struct3Retire.ByteBufferExt.Companion.appendByteArray
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import cfig.io.Struct3Retire.ByteBufferExt.Companion.appendPadding
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import cfig.io.Struct3Retire.ByteBufferExt.Companion.appendUByteArray
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import cfig.io.Struct3Retire.InputStreamExt.Companion.getByteArray
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import cfig.io.Struct3Retire.InputStreamExt.Companion.getCString
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import cfig.io.Struct3Retire.InputStreamExt.Companion.getChar
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import cfig.io.Struct3Retire.InputStreamExt.Companion.getInt
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import cfig.io.Struct3Retire.InputStreamExt.Companion.getLong
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import cfig.io.Struct3Retire.InputStreamExt.Companion.getPadding
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import cfig.io.Struct3Retire.InputStreamExt.Companion.getShort
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import cfig.io.Struct3Retire.InputStreamExt.Companion.getUByteArray
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import cfig.io.Struct3Retire.InputStreamExt.Companion.getUInt
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import cfig.io.Struct3Retire.InputStreamExt.Companion.getULong
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import cfig.io.Struct3Retire.InputStreamExt.Companion.getUShort
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import org.slf4j.LoggerFactory
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import java.io.IOException
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import java.io.InputStream
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import java.nio.ByteBuffer
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import java.nio.ByteOrder
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import java.nio.charset.StandardCharsets
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import java.util.*
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import java.util.regex.Pattern
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import kotlin.random.Random
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class Struct3Retire {
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private val formatString: String
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private var byteOrder = ByteOrder.LITTLE_ENDIAN
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private val formats = ArrayList<Array<Any?>>()
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constructor(inFormatString: String) {
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assert(inFormatString.isNotEmpty()) { "FORMAT_STRING must not be empty" }
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formatString = inFormatString
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val m = Pattern.compile("(\\d*)([a-zA-Z])").matcher(formatString)
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when (formatString[0]) {
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'>', '!' -> this.byteOrder = ByteOrder.BIG_ENDIAN
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'@', '=' -> this.byteOrder = ByteOrder.nativeOrder()
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else -> this.byteOrder = ByteOrder.LITTLE_ENDIAN
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}
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while (m.find()) {
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//item[0]: Type, item[1]: multiple
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// if need to expand format items, explode it
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// eg: "4L" will be exploded to "1L 1L 1L 1L", so it's treated as primitive
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// eg: "10x" won't be exploded, it's still "10x", so it's treated as non-primitive
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val typeName: Any = when (m.group(2)) {
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//primitive types
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"x" -> Random //byte 1 (exploded)
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"b" -> Byte //byte 1 (exploded)
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"B" -> UByte //UByte 1 (exploded)
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"s" -> String //string (exploded)
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//zippable types, which need to be exploded with multiple=1
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"c" -> Char
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"h" -> Short //2
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"H" -> UShort //2
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"i", "l" -> Int //4
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"I", "L" -> UInt //4
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"q" -> Long //8
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"Q" -> ULong //8
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else -> throw IllegalArgumentException("type [" + m.group(2) + "] not supported")
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}
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val bPrimitive = m.group(2) in listOf("x", "b", "B", "s")
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val multiple = if (m.group(1).isEmpty()) 1 else Integer.decode(m.group(1))
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if (bPrimitive) {
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formats.add(arrayOf<Any?>(typeName, multiple))
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} else {
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for (i in 0 until multiple) {
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formats.add(arrayOf<Any?>(typeName, 1))
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}
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}
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}
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}
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private fun getFormatInfo(inCursor: Int): String {
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return ("type=" + formats.get(inCursor)[0] + ", value=" + formats.get(inCursor)[1])
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}
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override fun toString(): String {
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val formatStr = mutableListOf<String>()
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formats.forEach {
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val fs = StringBuilder()
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when (it[0]) {
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Random -> fs.append("x")
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Byte -> fs.append("b")
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UByte -> fs.append("B")
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String -> fs.append("s")
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Char -> fs.append("c")
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Short -> fs.append("h")
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UShort -> fs.append("H")
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Int -> fs.append("i")
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UInt -> fs.append("I")
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Long -> fs.append("q")
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ULong -> fs.append("Q")
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else -> throw IllegalArgumentException("type [" + it[0] + "] not supported")
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}
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fs.append(":" + it[1])
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formatStr.add(fs.toString())
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}
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return "Struct3Retire(formatString='$formatString', byteOrder=$byteOrder, formats=$formatStr)"
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}
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fun calcSize(): Int {
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var ret = 0
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for (format in formats) {
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ret += when (val formatType = format[0]) {
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Random, Byte, UByte, Char, String -> format[1] as Int
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Short, UShort -> 2 * format[1] as Int
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Int, UInt -> 4 * format[1] as Int
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Long, ULong -> 8 * format[1] as Int
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else -> throw IllegalArgumentException("Class [$formatType] not supported")
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}
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}
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return ret
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}
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@Throws(IllegalArgumentException::class)
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fun pack(vararg args: Any?): ByteArray {
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if (args.size != this.formats.size) {
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throw IllegalArgumentException("argument size " + args.size + " doesn't match format size " + this.formats.size)
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}
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val bf = ByteBuffer.allocate(this.calcSize())
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bf.order(this.byteOrder)
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for (i in args.indices) {
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val arg = args[i]
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val typeName = formats[i][0]
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val multiple = formats[i][1] as Int
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if (typeName !in arrayOf(Random, Byte, String, UByte)) {
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assert(1 == multiple)
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}
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//x: padding:
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if (Random == typeName) {
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when (arg) {
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null -> bf.appendPadding(0, multiple)
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is Byte -> bf.appendPadding(arg, multiple)
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is Int -> bf.appendPadding(arg.toByte(), multiple)
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else -> throw IllegalArgumentException("Index[" + i + "] Unsupported arg [" + arg + "] with type [" + formats[i][0] + "]")
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}
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continue
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}
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//c: character
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if (Char == typeName) {
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assert(arg is Char) { "[$arg](${arg!!::class.java}) is NOT Char" }
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if ((arg as Char) !in '\u0000'..'\u00ff') {
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throw IllegalArgumentException("arg[${arg.code}] exceeds 8-bit bound")
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}
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bf.put(arg.code.toByte())
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continue
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}
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//b: byte array
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if (Byte == typeName) {
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when (arg) {
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is IntArray -> bf.appendByteArray(arg, multiple)
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is ByteArray -> bf.appendByteArray(arg, multiple)
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else -> throw IllegalArgumentException("[$arg](${arg!!::class.java}) is NOT ByteArray/IntArray")
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}
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continue
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}
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//B: UByte array
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if (UByte == typeName) {
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when (arg) {
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is ByteArray -> bf.appendByteArray(arg, multiple)
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is UByteArray -> bf.appendUByteArray(arg, multiple)
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is IntArray -> bf.appendUByteArray(arg, multiple)
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else -> throw IllegalArgumentException("[$arg](${arg!!::class.java}) is NOT ByteArray/IntArray")
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}
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continue
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}
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//s: String
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if (String == typeName) {
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assert(arg != null) { "arg can not be NULL for String, formatString=$formatString, ${getFormatInfo(i)}" }
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assert(arg is String) { "[$arg](${arg!!::class.java}) is NOT String, ${getFormatInfo(i)}" }
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bf.appendByteArray((arg as String).toByteArray(), multiple)
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continue
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}
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//h: Short
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if (Short == typeName) {
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when (arg) {
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is Int -> {
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assert(arg in Short.MIN_VALUE..Short.MAX_VALUE) { "[$arg] is truncated as type Short.class" }
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bf.putShort(arg.toShort())
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}
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is Short -> bf.putShort(arg) //instance Short
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else -> throw IllegalArgumentException("[$arg](${arg!!::class.java}) is NOT Short/Int")
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}
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continue
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}
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//H: UShort
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if (UShort == typeName) {
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assert(arg is UShort || arg is UInt || arg is Int) { "[$arg](${arg!!::class.java}) is NOT UShort/UInt/Int" }
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when (arg) {
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is Int -> {
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assert(arg >= UShort.MIN_VALUE.toInt() && arg <= UShort.MAX_VALUE.toInt()) { "[$arg] is truncated as type UShort" }
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bf.putShort(arg.toShort())
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}
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is UInt -> {
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assert(arg >= UShort.MIN_VALUE && arg <= UShort.MAX_VALUE) { "[$arg] is truncated as type UShort" }
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bf.putShort(arg.toShort())
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}
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is UShort -> bf.putShort(arg.toShort())
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}
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continue
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}
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//i, l: Int
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if (Int == typeName) {
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assert(arg is Int) { "[$arg](${arg!!::class.java}) is NOT Int" }
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bf.putInt(arg as Int)
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continue
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}
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//I, L: UInt
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if (UInt == typeName) {
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when (arg) {
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is Int -> {
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assert(arg >= 0) { "[$arg] is invalid as type UInt" }
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bf.putInt(arg)
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}
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is UInt -> bf.putInt(arg.toInt())
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is Long -> {
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assert(arg >= 0) { "[$arg] is invalid as type UInt" }
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bf.putInt(arg.toInt())
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}
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else -> throw IllegalArgumentException("[$arg](${arg!!::class.java}) is NOT UInt/Int/Long")
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}
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continue
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}
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//q: Long
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if (Long == typeName) {
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when (arg) {
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is Long -> bf.putLong(arg)
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is Int -> bf.putLong(arg.toLong())
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else -> throw IllegalArgumentException("[$arg](${arg!!::class.java}) is NOT Long/Int")
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}
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continue
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}
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//Q: ULong
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if (ULong == typeName) {
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when (arg) {
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is Int -> {
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assert(arg >= 0) { "[$arg] is invalid as type ULong" }
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bf.putLong(arg.toLong())
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}
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is Long -> {
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assert(arg >= 0) { "[$arg] is invalid as type ULong" }
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bf.putLong(arg)
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}
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is ULong -> bf.putLong(arg.toLong())
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else -> throw IllegalArgumentException("[$arg](${arg!!::class.java}) is NOT Int/Long/ULong")
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}
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continue
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}
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throw IllegalArgumentException("unrecognized format $typeName")
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}
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return bf.array()
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}
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@Throws(IOException::class, IllegalArgumentException::class)
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fun unpack(iS: InputStream): List<*> {
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val ret = ArrayList<Any>()
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for (format in this.formats) {
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when (format[0]) {
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Random -> ret.add(iS.getPadding(format[1] as Int)) //return padding byte
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Byte -> ret.add(iS.getByteArray(format[1] as Int)) //b: byte array
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UByte -> ret.add(iS.getUByteArray(format[1] as Int)) //B: ubyte array
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Char -> ret.add(iS.getChar()) //char: 1
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String -> ret.add(iS.getCString(format[1] as Int)) //c string
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Short -> ret.add(iS.getShort(this.byteOrder)) //h: short
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UShort -> ret.add(iS.getUShort(this.byteOrder)) //H: UShort
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Int -> ret.add(iS.getInt(this.byteOrder)) //i, l: Int
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UInt -> ret.add(iS.getUInt(this.byteOrder)) //I, L: UInt
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Long -> ret.add(iS.getLong(this.byteOrder)) //q: Long
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ULong -> ret.add(iS.getULong(this.byteOrder)) //Q: ULong
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else -> throw IllegalArgumentException("Class [" + format[0] + "] not supported")
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}//end-of-when
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}//end-of-for
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return ret
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}
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class ByteBufferExt {
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companion object {
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private val log = LoggerFactory.getLogger(ByteBufferExt::class.java)
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@Throws(IllegalArgumentException::class)
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fun ByteBuffer.appendPadding(b: Byte, bufSize: Int) {
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when {
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bufSize == 0 -> {
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log.debug("paddingSize is zero, perfect match")
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return
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}
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bufSize < 0 -> {
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throw IllegalArgumentException("illegal padding size: $bufSize")
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}
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else -> {
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log.debug("paddingSize $bufSize")
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}
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}
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val padding = ByteArray(bufSize)
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Arrays.fill(padding, b)
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this.put(padding)
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}
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fun ByteBuffer.appendByteArray(inIntArray: IntArray, bufSize: Int) {
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val arg2 = mutableListOf<Byte>()
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inIntArray.toMutableList().mapTo(arg2) {
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if (it in Byte.MIN_VALUE..Byte.MAX_VALUE) {
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it.toByte()
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} else {
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throw IllegalArgumentException("$it is not valid Byte")
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}
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}
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appendByteArray(arg2.toByteArray(), bufSize)
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}
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@Throws(IllegalArgumentException::class)
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fun ByteBuffer.appendByteArray(inByteArray: ByteArray, bufSize: Int) {
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val paddingSize = bufSize - inByteArray.size
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if (paddingSize < 0) throw IllegalArgumentException("arg length [${inByteArray.size}] exceeds limit: $bufSize")
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//data
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this.put(inByteArray)
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//padding
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this.appendPadding(0.toByte(), paddingSize)
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log.debug("paddingSize $paddingSize")
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}
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fun ByteBuffer.appendUByteArray(inIntArray: IntArray, bufSize: Int) {
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val arg2 = mutableListOf<UByte>()
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inIntArray.toMutableList().mapTo(arg2) {
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if (it in UByte.MIN_VALUE.toInt()..UByte.MAX_VALUE.toInt())
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it.toUByte()
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else {
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throw IllegalArgumentException("$it is not valid Byte")
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}
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}
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appendUByteArray(arg2.toUByteArray(), bufSize)
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}
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fun ByteBuffer.appendUByteArray(inUByteArray: UByteArray, bufSize: Int) {
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val bl = mutableListOf<Byte>()
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inUByteArray.toMutableList().mapTo(bl) { it.toByte() }
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this.appendByteArray(bl.toByteArray(), bufSize)
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}
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}
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}
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private class InputStreamExt {
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companion object {
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fun InputStream.getChar(): Char {
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val data = ByteArray(Byte.SIZE_BYTES)
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assert(Byte.SIZE_BYTES == this.read(data))
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return data[0].toInt().toChar()
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}
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fun InputStream.getShort(inByteOrder: ByteOrder): Short {
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val data = ByteArray(Short.SIZE_BYTES)
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assert(Short.SIZE_BYTES == this.read(data))
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return data.toShort(inByteOrder)
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}
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fun InputStream.getInt(inByteOrder: ByteOrder): Int {
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val data = ByteArray(Int.SIZE_BYTES)
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assert(Int.SIZE_BYTES == this.read(data))
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return data.toInt(inByteOrder)
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}
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fun InputStream.getLong(inByteOrder: ByteOrder): Long {
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val data = ByteArray(Long.SIZE_BYTES)
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assert(Long.SIZE_BYTES == this.read(data))
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return data.toLong(inByteOrder)
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}
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fun InputStream.getUShort(inByteOrder: ByteOrder): UShort {
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val data = ByteArray(UShort.SIZE_BYTES)
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assert(UShort.SIZE_BYTES == this.read(data))
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return data.toUShort(inByteOrder)
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}
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fun InputStream.getUInt(inByteOrder: ByteOrder): UInt {
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val data = ByteArray(UInt.SIZE_BYTES)
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assert(UInt.SIZE_BYTES == this.read(data))
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return data.toUInt(inByteOrder)
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}
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|
||||
fun InputStream.getULong(inByteOrder: ByteOrder): ULong {
|
||||
val data = ByteArray(ULong.SIZE_BYTES)
|
||||
assert(ULong.SIZE_BYTES == this.read(data))
|
||||
return data.toULong(inByteOrder)
|
||||
}
|
||||
|
||||
fun InputStream.getByteArray(inSize: Int): ByteArray {
|
||||
val data = ByteArray(inSize)
|
||||
assert(inSize == this.read(data))
|
||||
return data
|
||||
}
|
||||
|
||||
fun InputStream.getUByteArray(inSize: Int): UByteArray {
|
||||
val data = ByteArray(inSize)
|
||||
assert(inSize == this.read(data))
|
||||
val innerData2 = mutableListOf<UByte>()
|
||||
data.toMutableList().mapTo(innerData2) { it.toUByte() }
|
||||
return innerData2.toUByteArray()
|
||||
}
|
||||
|
||||
fun InputStream.getCString(inSize: Int): String {
|
||||
val data = ByteArray(inSize)
|
||||
assert(inSize == this.read(data))
|
||||
return data.toCString()
|
||||
}
|
||||
|
||||
fun InputStream.getPadding(inSize: Int): Byte {
|
||||
val data = ByteArray(Byte.SIZE_BYTES)
|
||||
assert(Byte.SIZE_BYTES == this.read(data)) //sample the 1st byte
|
||||
val skipped = this.skip(inSize.toLong() - Byte.SIZE_BYTES)//skip remaining to save memory
|
||||
assert(inSize.toLong() - Byte.SIZE_BYTES == skipped)
|
||||
return data[0]
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
class ByteArrayExt {
|
||||
companion object {
|
||||
fun ByteArray.toShort(inByteOrder: ByteOrder): Short {
|
||||
val typeSize = Short.SIZE_BYTES / Byte.SIZE_BYTES
|
||||
assert(typeSize == this.size) { "Short must have $typeSize bytes" }
|
||||
return ByteBuffer.allocate(this.size).let {
|
||||
it.order(inByteOrder)
|
||||
it.put(this)
|
||||
it.flip()
|
||||
it.getShort()
|
||||
}
|
||||
}
|
||||
|
||||
fun ByteArray.toInt(inByteOrder: ByteOrder): Int {
|
||||
val typeSize = Int.SIZE_BYTES / Byte.SIZE_BYTES
|
||||
assert(typeSize == this.size) { "Int must have $typeSize bytes" }
|
||||
return ByteBuffer.allocate(this.size).let {
|
||||
it.order(inByteOrder)
|
||||
it.put(this)
|
||||
it.flip()
|
||||
it.getInt()
|
||||
}
|
||||
}
|
||||
|
||||
fun ByteArray.toLong(inByteOrder: ByteOrder): Long {
|
||||
val typeSize = Long.SIZE_BYTES / Byte.SIZE_BYTES
|
||||
assert(typeSize == this.size) { "Long must have $typeSize bytes" }
|
||||
return ByteBuffer.allocate(this.size).let {
|
||||
it.order(inByteOrder)
|
||||
it.put(this)
|
||||
it.flip()
|
||||
it.getLong()
|
||||
}
|
||||
}
|
||||
|
||||
fun ByteArray.toUShort(inByteOrder: ByteOrder): UShort {
|
||||
val typeSize = UShort.SIZE_BYTES / Byte.SIZE_BYTES
|
||||
assert(typeSize == this.size) { "UShort must have $typeSize bytes" }
|
||||
return ByteBuffer.allocate(this.size).let {
|
||||
it.order(inByteOrder)
|
||||
it.put(this)
|
||||
it.flip()
|
||||
it.getShort().toUShort()
|
||||
}
|
||||
}
|
||||
|
||||
fun ByteArray.toUInt(inByteOrder: ByteOrder): UInt {
|
||||
val typeSize = UInt.SIZE_BYTES / Byte.SIZE_BYTES
|
||||
assert(typeSize == this.size) { "UInt must have $typeSize bytes" }
|
||||
return ByteBuffer.allocate(this.size).let {
|
||||
it.order(inByteOrder)
|
||||
it.put(this)
|
||||
it.flip()
|
||||
it.getInt().toUInt()
|
||||
}
|
||||
}
|
||||
|
||||
fun ByteArray.toULong(inByteOrder: ByteOrder): ULong {
|
||||
val typeSize = ULong.SIZE_BYTES / Byte.SIZE_BYTES
|
||||
assert(typeSize == this.size) { "ULong must have $typeSize bytes" }
|
||||
return ByteBuffer.allocate(this.size).let {
|
||||
it.order(inByteOrder)
|
||||
it.put(this)
|
||||
it.flip()
|
||||
it.getLong().toULong()
|
||||
}
|
||||
}
|
||||
|
||||
//similar to this.toString(StandardCharsets.UTF_8).replace("${Character.MIN_VALUE}", "")
|
||||
// not Deprecated for now, "1.3.41 experimental api: ByteArray.decodeToString()") is a little different
|
||||
fun ByteArray.toCString(): String {
|
||||
return this.toString(StandardCharsets.UTF_8).let { str ->
|
||||
str.indexOf(Character.MIN_VALUE).let { nullPos ->
|
||||
if (nullPos >= 0) str.substring(0, nullPos) else str
|
||||
}
|
||||
}
|
||||
}
|
||||
}//end-of-Companion
|
||||
}//end-of-ByteArrayExt
|
||||
}
|
||||
Loading…
Reference in New Issue