generated from ReVanced/revanced-patches-template
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
feat:
remove-screenshot-restriction
patch (#1455)
Co-authored-by: Linus789 <Linus789@users.noreply.github.com> Co-authored-by: oSumAtrIX <johan.melkonyan1@web.de>
- Loading branch information
1 parent
c7d116a
commit a16ab79
Showing
1 changed file
with
106 additions
and
0 deletions.
There are no files selected for viewing
106 changes: 106 additions & 0 deletions
106
...vanced/patches/all/screenshot/removerestriction/patch/RemoveScreenshotRestrictionPatch.kt
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,106 @@ | ||
package app.revanced.patches.all.screenshot.removerestriction.patch | ||
|
||
import app.revanced.extensions.findMutableMethodOf | ||
import app.revanced.patcher.annotation.Description | ||
import app.revanced.patcher.annotation.Name | ||
import app.revanced.patcher.annotation.Version | ||
import app.revanced.patcher.data.BytecodeContext | ||
import app.revanced.patcher.extensions.replaceInstruction | ||
import app.revanced.patcher.patch.BytecodePatch | ||
import app.revanced.patcher.patch.PatchResult | ||
import app.revanced.patcher.patch.PatchResultSuccess | ||
import app.revanced.patcher.patch.annotations.Patch | ||
import app.revanced.patcher.util.proxy.mutableTypes.MutableMethod | ||
import org.jf.dexlib2.Opcode | ||
import org.jf.dexlib2.iface.instruction.formats.Instruction35c | ||
import org.jf.dexlib2.iface.reference.MethodReference | ||
|
||
@Patch(false) | ||
@Name("remove-screenshot-restriction") | ||
@Description("Removes the restriction of making screenshots.") | ||
@Version("0.0.1") | ||
class RemoveScreenshotRestrictionPatch : BytecodePatch() { | ||
|
||
private companion object { | ||
const val INTEGRATIONS_CLASS_DESCRIPTOR = "Lapp/revanced/all/screenshot/removerestriction/RemoveScreenshotRestrictionPatch;" | ||
} | ||
|
||
// Information about method calls we want to replace | ||
private enum class MethodCall( | ||
val definedClassName: String, | ||
val methodName: String, | ||
val replacementMethodDefinition: String | ||
) { | ||
SetFlags( | ||
"Landroid/view/Window;", | ||
"setFlags", | ||
"setFlags(Landroid/view/Window;II)V", | ||
); | ||
|
||
fun replaceInstruction(method: MutableMethod, instruction: Instruction35c, instructionIndex: Int) { | ||
when (this) { | ||
SetFlags -> { | ||
method.replaceInstruction( | ||
instructionIndex, | ||
"invoke-static { v${instruction.registerC}, v${instruction.registerD}, v${instruction.registerE} }, ${INTEGRATIONS_CLASS_DESCRIPTOR}->${replacementMethodDefinition}" | ||
) | ||
} | ||
} | ||
} | ||
|
||
companion object { | ||
fun fromMethodReference(methodReference: MethodReference) = values().firstOrNull { search -> | ||
search.definedClassName == methodReference.definingClass && search.methodName == methodReference.name | ||
} | ||
} | ||
} | ||
|
||
override fun execute(context: BytecodeContext): PatchResult { | ||
// Find all instructions where one of the methods is called | ||
buildMap { | ||
context.classes.forEach { classDef -> | ||
if (classDef.type == INTEGRATIONS_CLASS_DESCRIPTOR) { | ||
// avoid infinite recursion | ||
return@forEach | ||
} | ||
|
||
classDef.methods.let { methods -> | ||
buildMap methodList@{ | ||
methods.forEach methods@{ method -> | ||
with(method.implementation?.instructions ?: return@methods) { | ||
ArrayDeque<Triple<MethodCall, Instruction35c, Int>>().also { patchIndices -> | ||
this.forEachIndexed { index, instruction -> | ||
if (instruction.opcode != Opcode.INVOKE_VIRTUAL) return@forEachIndexed | ||
|
||
val invokeInstruction = instruction as Instruction35c | ||
val methodRef = invokeInstruction.reference as MethodReference | ||
val methodCall = MethodCall.fromMethodReference(methodRef) ?: return@forEachIndexed | ||
|
||
patchIndices.add(Triple(methodCall, invokeInstruction, index)) | ||
} | ||
}.also { if (it.isEmpty()) return@methods }.let { patches -> | ||
put(method, patches) | ||
} | ||
} | ||
} | ||
} | ||
}.also { if (it.isEmpty()) return@forEach }.let { methodPatches -> | ||
put(classDef, methodPatches) | ||
} | ||
} | ||
}.forEach { (classDef, methods) -> | ||
// And finally replace the instructions... | ||
with(context.proxy(classDef).mutableClass) { | ||
methods.forEach { (method, patches) -> | ||
val mutableMethod = findMutableMethodOf(method) | ||
while (!patches.isEmpty()) { | ||
val (methodType, instruction, instructionIndex) = patches.removeLast() | ||
methodType.replaceInstruction(mutableMethod, instruction, instructionIndex) | ||
} | ||
} | ||
} | ||
} | ||
|
||
return PatchResultSuccess() | ||
} | ||
} |