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feat(photomath): unlock-plus
patch (#1633)
Signed-off-by: oSumAtrIX <johan.melkonyan1@web.de> Co-authored-by: oSumAtrIX <johan.melkonyan1@web.de>
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package app.revanced.patches.photomath.detection.signature.annotations
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import app.revanced.patcher.annotation.Compatibility
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import app.revanced.patcher.annotation.Package
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@Compatibility([Package("com.microblink.photomath")])
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@Target(AnnotationTarget.CLASS)
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@Retention(AnnotationRetention.RUNTIME)
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internal annotation class DisableSignatureDetectionCompatibility
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package app.revanced.patches.photomath.detection.signature.fingerprints
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import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
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import org.jf.dexlib2.Opcode
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object CheckSignatureFingerprint : MethodFingerprint(
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strings = listOf(
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"currentSignature"
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),
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opcodes = listOf(
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Opcode.CONST_STRING,
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Opcode.CONST_STRING,
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Opcode.INVOKE_STATIC,
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Opcode.INVOKE_STATIC,
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Opcode.MOVE_RESULT_OBJECT,
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Opcode.INVOKE_VIRTUAL,
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Opcode.MOVE_RESULT_OBJECT,
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Opcode.INVOKE_STATIC,
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Opcode.MOVE_RESULT,
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)
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)
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package app.revanced.patches.photomath.detection.signature.fingerprints
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import app.revanced.patcher.extensions.or
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import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
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import org.jf.dexlib2.AccessFlags
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object MainOnCreateFingerprint : MethodFingerprint(
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returnType = "V",
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access = AccessFlags.PUBLIC or AccessFlags.FINAL,
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customFingerprint = { methodDef ->
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methodDef.definingClass == "Lcom/microblink/photomath/PhotoMath;" && methodDef.name == "onCreate"
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}
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)
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package app.revanced.patches.photomath.detection.signature.patch
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import app.revanced.patcher.annotation.Description
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import app.revanced.patcher.annotation.Version
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import app.revanced.patcher.data.BytecodeContext
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import app.revanced.patcher.extensions.instruction
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import app.revanced.patcher.extensions.replaceInstruction
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import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint.Companion.resolve
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import app.revanced.patcher.patch.BytecodePatch
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import app.revanced.patcher.patch.PatchResult
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import app.revanced.patcher.patch.PatchResultSuccess
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import app.revanced.patches.photomath.detection.signature.annotations.DisableSignatureDetectionCompatibility
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import app.revanced.patches.photomath.detection.signature.fingerprints.CheckSignatureFingerprint
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import app.revanced.patches.photomath.detection.signature.fingerprints.MainOnCreateFingerprint
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import org.jf.dexlib2.iface.instruction.OneRegisterInstruction
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@Description("Disables detection of incorrect signature.")
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@DisableSignatureDetectionCompatibility
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@Version("0.0.1")
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class SignatureDetectionPatch : BytecodePatch(
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listOf(
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MainOnCreateFingerprint
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)
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) {
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override fun execute(context: BytecodeContext): PatchResult {
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val mainOnCreate = MainOnCreateFingerprint.result!!
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val patternResult = CheckSignatureFingerprint.also {
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it.resolve(context, mainOnCreate.method, mainOnCreate.classDef)
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}.result!!.scanResult.patternScanResult!!
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mainOnCreate.mutableMethod.apply {
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val signatureCheckInstruction = instruction(patternResult.endIndex)
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val checkRegister = (signatureCheckInstruction as OneRegisterInstruction).registerA
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replaceInstruction(signatureCheckInstruction.location.index, "const/4 v$checkRegister, 0x1")
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}
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return PatchResultSuccess()
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}
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}
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package app.revanced.patches.photomath.misc.unlockplus.annotations
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import app.revanced.patcher.annotation.Compatibility
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import app.revanced.patcher.annotation.Package
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@Compatibility([Package("com.microblink.photomath")])
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@Target(AnnotationTarget.CLASS)
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@Retention(AnnotationRetention.RUNTIME)
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internal annotation class UnlockPlusCompatibilty
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package app.revanced.patches.photomath.misc.unlockplus.fingerprints
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import app.revanced.patcher.extensions.or
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import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
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import org.jf.dexlib2.AccessFlags
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object IsPlusUnlockedFingerprint : MethodFingerprint(
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returnType = "Z",
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access = AccessFlags.PUBLIC or AccessFlags.FINAL,
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strings = listOf(
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"genius"
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),
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customFingerprint = {
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methodDef -> methodDef.definingClass.endsWith("/User;")
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}
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)
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package app.revanced.patches.photomath.misc.unlockplus.patch
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import app.revanced.extensions.toErrorResult
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import app.revanced.patcher.annotation.Description
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import app.revanced.patcher.annotation.Name
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import app.revanced.patcher.annotation.Version
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import app.revanced.patcher.data.BytecodeContext
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import app.revanced.patcher.extensions.addInstructions
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import app.revanced.patcher.patch.BytecodePatch
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import app.revanced.patcher.patch.PatchResult
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import app.revanced.patcher.patch.PatchResultSuccess
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import app.revanced.patcher.patch.annotations.DependsOn
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import app.revanced.patcher.patch.annotations.Patch
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import app.revanced.patches.photomath.detection.signature.patch.SignatureDetectionPatch
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import app.revanced.patches.photomath.misc.unlockplus.annotations.UnlockPlusCompatibilty
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import app.revanced.patches.photomath.misc.unlockplus.fingerprints.IsPlusUnlockedFingerprint
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@Patch
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@Name("unlock-plus")
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@DependsOn([SignatureDetectionPatch::class])
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@Description("Unlocks plus features.")
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@UnlockPlusCompatibilty
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@Version("0.0.1")
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class UnlockPlusPatch : BytecodePatch(
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listOf(
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IsPlusUnlockedFingerprint
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)
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) {
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override fun execute(context: BytecodeContext): PatchResult {
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IsPlusUnlockedFingerprint.result?.mutableMethod?.apply {
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addInstructions(
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0,
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"""
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const/4 v0, 0x1
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return v0
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"""
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)
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} ?: return IsPlusUnlockedFingerprint.toErrorResult()
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return PatchResultSuccess()
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}
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}
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