92 lines
3.0 KiB
Kotlin
92 lines
3.0 KiB
Kotlin
package app.revanced.patches.music.premium
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import app.revanced.patcher.data.implementation.BytecodeData
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import app.revanced.patcher.extensions.addInstructions
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import app.revanced.patcher.extensions.or
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import app.revanced.patcher.patch.implementation.BytecodePatch
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import app.revanced.patcher.patch.implementation.metadata.PackageMetadata
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import app.revanced.patcher.patch.implementation.metadata.PatchMetadata
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import app.revanced.patcher.patch.implementation.misc.PatchResult
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import app.revanced.patcher.patch.implementation.misc.PatchResultSuccess
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import app.revanced.patcher.signature.MethodMetadata
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import app.revanced.patcher.signature.MethodSignature
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import app.revanced.patcher.signature.MethodSignatureMetadata
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import app.revanced.patcher.signature.PatternScanMethod
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import app.revanced.patcher.smali.toInstructions
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import org.jf.dexlib2.AccessFlags
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import org.jf.dexlib2.Opcode
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private val compatiblePackages = listOf(
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PackageMetadata(
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"com.google.android.apps.youtube.music",
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listOf("5.03.50")
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)
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)
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class BackgroundPlayPatch : BytecodePatch(
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PatchMetadata(
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"background-play",
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"Enable Background Playback Patch",
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"Enable playing music in the background.",
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compatiblePackages,
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"0.0.1"
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),
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listOf(
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MethodSignature(
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MethodSignatureMetadata(
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"background-playback-disabler-method",
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MethodMetadata("Lafgf;", "e"),
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PatternScanMethod.Fuzzy(2), // FIXME: Test this threshold and find the best value.
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compatiblePackages,
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"Signature for the method required to be patched.",
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"0.0.1"
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),
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"Z",
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AccessFlags.PUBLIC or AccessFlags.STATIC,
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listOf("L"),
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listOf(
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Opcode.CONST_4,
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Opcode.IF_EQZ,
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Opcode.IGET,
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Opcode.AND_INT_LIT16,
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Opcode.IF_EQZ,
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Opcode.IGET_OBJECT,
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Opcode.IF_NEZ,
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Opcode.SGET_OBJECT,
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Opcode.IGET,
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Opcode.CONST,
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Opcode.IF_NE,
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Opcode.IGET_OBJECT,
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Opcode.IF_NEZ,
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Opcode.SGET_OBJECT,
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Opcode.IGET,
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Opcode.IF_NE,
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Opcode.IGET_OBJECT,
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Opcode.CHECK_CAST,
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Opcode.GOTO,
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Opcode.SGET_OBJECT,
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Opcode.GOTO,
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Opcode.CONST_4,
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Opcode.IF_EQZ,
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Opcode.IGET_BOOLEAN,
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Opcode.IF_EQZ,
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Opcode.CONST_4,
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Opcode.RETURN,
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Opcode.RETURN,
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Opcode.RETURN
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)
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)
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)
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) {
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override fun execute(data: BytecodeData): PatchResult {
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signatures.first().result!!.method.implementation!!.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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""".trimIndent().toInstructions()
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)
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return PatchResultSuccess()
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}
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} |