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v1.0.0-dev
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14
CHANGELOG.md
14
CHANGELOG.md
@@ -1,3 +1,17 @@
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# [1.0.0-dev.8](https://github.com/ReVancedTeam/revanced-patcher/compare/v1.0.0-dev.7...v1.0.0-dev.8) (2022-03-24)
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### Performance Improvements
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* check type instead of class ([47eb493](https://github.com/ReVancedTeam/revanced-patcher/commit/47eb493f5425dc27a4d6e79e6b02a36ef760e8da))
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# [1.0.0-dev.7](https://github.com/ReVancedTeam/revanced-patcher/compare/v1.0.0-dev.6...v1.0.0-dev.7) (2022-03-24)
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### Bug Fixes
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* **MethodResolver:** fix cd57a8c9a0db7e3ae5ad0bca202e5955930319ab ([1af31b2](https://github.com/ReVancedTeam/revanced-patcher/commit/1af31b2aa3772a7473c04d27bf835c8eae13438d))
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# [1.0.0-dev.6](https://github.com/ReVancedTeam/revanced-patcher/compare/v1.0.0-dev.5...v1.0.0-dev.6) (2022-03-24)
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@@ -1,2 +1,2 @@
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kotlin.code.style = official
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version = 1.0.0-dev.6
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version = 1.0.0-dev.8
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@@ -1,15 +1,13 @@
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package app.revanced.patcher.resolver
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import mu.KotlinLogging
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import app.revanced.patcher.cache.MethodMap
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import app.revanced.patcher.cache.PatchData
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import app.revanced.patcher.cache.PatternScanData
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import app.revanced.patcher.signature.Signature
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import app.revanced.patcher.util.ExtraTypes
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import mu.KotlinLogging
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import org.objectweb.asm.Type
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import org.objectweb.asm.tree.*
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import kotlin.reflect.KType
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import kotlin.reflect.typeOf
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private val logger = KotlinLogging.logger("MethodResolver")
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@@ -131,13 +129,7 @@ private fun InsnList.scanFor(pattern: IntArray): ScanResult {
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var occurrence = 0
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while (i + occurrence < this.size()) {
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val n = this[i + occurrence]
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if (
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!n.anyOf(
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typeOf<LabelNode>(),
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typeOf<LineNumberNode>()
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) &&
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n.opcode != pattern[occurrence]
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) break
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if (!n.shouldSkip() && n.opcode != pattern[occurrence]) break
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if (++occurrence >= pattern.size) {
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val current = i + occurrence
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return ScanResult(true, current - pattern.size, current)
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@@ -160,6 +152,5 @@ private fun Array<Type>.convertObjects(): Array<Type> {
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return this.map { it.convertObject() }.toTypedArray()
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}
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private fun AbstractInsnNode.anyOf(vararg types: KType): Boolean {
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return types.any { it.javaClass.isAssignableFrom(this.javaClass) }
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}
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private fun AbstractInsnNode.shouldSkip() =
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type == AbstractInsnNode.LABEL || type == AbstractInsnNode.LINE
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@@ -39,8 +39,10 @@ internal class PatcherTest {
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ACC_PUBLIC or ACC_STATIC,
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arrayOf(ExtraTypes.ArrayAny),
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intArrayOf(
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GETSTATIC,
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LDC,
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INVOKEVIRTUAL
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INVOKEVIRTUAL,
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RETURN
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)
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)
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)
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@@ -66,7 +68,19 @@ internal class PatcherTest {
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// Get the start index of our opcode pattern.
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// This will be the index of the LDC instruction.
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val startIndex = mainMethod.scanData.startIndex
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TestUtil.assertNodeEqual(LdcInsnNode("Hello, world!"), instructions[startIndex]!!)
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// Ignore this, just testing if the method resolver works :)
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TestUtil.assertNodeEqual(
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FieldInsnNode(
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GETSTATIC,
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Type.getInternalName(System::class.java),
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"out",
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// for whatever reason, it adds an "L" and ";" to the node string
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"L${Type.getInternalName(PrintStream::class.java)};"
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),
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instructions[startIndex]!!
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)
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// Create a new LDC node and replace the LDC instruction.
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val stringNode = LdcInsnNode("Hello, ReVanced! Editing bytecode.")
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instructions.setAt(startIndex, stringNode)
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@@ -82,7 +96,7 @@ internal class PatcherTest {
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GETSTATIC,
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Type.getInternalName(System::class.java), // "java/lang/System"
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"out",
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"L" + Type.getInternalName(PrintStream::class.java) // "Ljava/io/PrintStream"
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Type.getInternalName(PrintStream::class.java) // "java/io/PrintStream"
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),
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LdcInsnNode("Hello, ReVanced! Adding bytecode."),
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MethodInsnNode(
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@@ -143,7 +157,9 @@ internal class PatcherTest {
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fun `should not raise an exception if any signature member except the name is missing`() {
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val sigName = "testMethod"
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assertDoesNotThrow("Should raise an exception because opcodes is empty") {
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assertDoesNotThrow(
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"Should not raise an exception if any signature member except the name is missing"
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) {
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Patcher(
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PatcherTest::class.java.getResourceAsStream("/test1.jar")!!,
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ByteArrayOutputStream(),
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