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Code Issues Projects Releases Wiki Activity

feat(Crunchyroll): Add Hide ads patch (#5201)

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This commit is contained in:
hoodles
2025-06-23 01:44:07 -07:00
committed by GitHub
parent b94daacf01
commit d338989cb4
4 changed files with 66 additions and 0 deletions
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4
patches/api/patches.api
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@@ -160,6 +160,10 @@ public final class app/revanced/patches/cieid/restrictions/root/BypassRootChecks
public static final fun getBypassRootChecksPatch ()Lapp/revanced/patcher/patch/BytecodePatch;
}
public final class app/revanced/patches/crunchyroll/ads/HideAdsPatchKt {
public static final fun getHideAdsPatch ()Lapp/revanced/patcher/patch/BytecodePatch;
}
public final class app/revanced/patches/duolingo/ad/DisableAdsPatchKt {
public static final fun getDisableAdsPatch ()Lapp/revanced/patcher/patch/BytecodePatch;
}

7
patches/src/main/kotlin/app/revanced/patches/crunchyroll/ads/Fingerprints.kt Normal file
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@@ -0,0 +1,7 @@
package app.revanced.patches.crunchyroll.ads
import app.revanced.patcher.fingerprint
internal val videoUrlReadyToStringFingerprint = fingerprint {
strings("VideoUrlReady(url=", ", enableAds=")
}

46
patches/src/main/kotlin/app/revanced/patches/crunchyroll/ads/HideAdsPatch.kt Normal file
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@@ -0,0 +1,46 @@
package app.revanced.patches.crunchyroll.ads
import app.revanced.patcher.extensions.InstructionExtensions.addInstructions
import app.revanced.patcher.extensions.InstructionExtensions.getInstruction
import app.revanced.patcher.extensions.InstructionExtensions.instructions
import app.revanced.patcher.patch.bytecodePatch
import app.revanced.util.getReference
import app.revanced.util.indexOfFirstInstruction
import app.revanced.util.removeFlags
import com.android.tools.smali.dexlib2.AccessFlags
import com.android.tools.smali.dexlib2.Opcode
import com.android.tools.smali.dexlib2.iface.instruction.ReferenceInstruction
import com.android.tools.smali.dexlib2.iface.reference.FieldReference
@Suppress("unused")
val hideAdsPatch = bytecodePatch(
name = "Hide Ads"
) {
compatibleWith("com.crunchyroll.crunchyroid")
execute {
// Get obfuscated "enableAds" field from toString method.
val enableAdsField = videoUrlReadyToStringFingerprint.let {
val strIndex = videoUrlReadyToStringFingerprint.stringMatches!!.last().index
val fieldIndex = it.method.indexOfFirstInstruction(strIndex, Opcode.IGET_BOOLEAN)
it.method.getInstruction<ReferenceInstruction>(fieldIndex).getReference<FieldReference>()!!
}
// Remove final access flag on field.
videoUrlReadyToStringFingerprint.classDef.fields
.first { it.name == enableAdsField.name }
.removeFlags(AccessFlags.FINAL)
// Override enableAds field in non-default constructor.
val constructor = videoUrlReadyToStringFingerprint.classDef.methods.first {
AccessFlags.CONSTRUCTOR.isSet(it.accessFlags) && it.parameters.isNotEmpty()
}
constructor.addInstructions(
constructor.instructions.count() - 1,
"""
move-object/from16 v0, p0
const/4 v1, 0x0
iput-boolean v1, v0, $enableAdsField
""")
}
}

9
patches/src/main/kotlin/app/revanced/util/BytecodeUtils.kt
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@@ -10,6 +10,7 @@ import app.revanced.patcher.extensions.InstructionExtensions.removeInstruction
import app.revanced.patcher.patch.BytecodePatchContext
import app.revanced.patcher.patch.PatchException
import app.revanced.patcher.util.proxy.mutableTypes.MutableClass
import app.revanced.patcher.util.proxy.mutableTypes.MutableField
import app.revanced.patcher.util.proxy.mutableTypes.MutableField.Companion.toMutable
import app.revanced.patcher.util.proxy.mutableTypes.MutableMethod
import app.revanced.patcher.util.smali.ExternalLabel
@@ -1021,6 +1022,14 @@ private fun MutableMethod.overrideReturnValue(value: String, returnLate: Boolean
}
}
/**
* Remove the given AccessFlags from the field.
*/
internal fun MutableField.removeFlags(vararg flags: AccessFlags) {
val bitField = flags.map { it.value }.reduce { acc, flag -> acc and flag }
this.accessFlags = this.accessFlags and bitField.inv()
}
internal fun BytecodePatchContext.addStaticFieldToExtension(
className: String,
methodName: String,