ReVanced/revanced-patches-ex
1
0
Fork 0
mirror of https://github.com/inotia00/revanced-patches.git synced 2025-06-12 05:07:41 +02:00
Code Issues Packages Projects Releases Wiki Activity

refactor(Spoof streaming data): Improve hooking performance

Browse Source
This commit is contained in:
inotia00
2024-12-18 20:21:18 +09:00
parent 5ffbb4714a
commit 9ed8754bb7
3 changed files with 99 additions and 89 deletions
Download Patch File Download Diff File Expand all files Collapse all files

55
patches/src/main/kotlin/app/revanced/patches/shared/spoof/streamingdata/BaseSpoofStreamingDataPatch.kt
View File

@ -5,7 +5,6 @@ import app.revanced.patcher.extensions.InstructionExtensions.addInstructions
import app.revanced.patcher.extensions.InstructionExtensions.addInstructionsWithLabels
import app.revanced.patcher.extensions.InstructionExtensions.getInstruction
import app.revanced.patcher.extensions.InstructionExtensions.instructions
import app.revanced.patcher.extensions.InstructionExtensions.replaceInstruction
import app.revanced.patcher.patch.BytecodePatchBuilder
import app.revanced.patcher.patch.BytecodePatchContext
import app.revanced.patcher.patch.PatchException
@ -19,6 +18,7 @@ import app.revanced.util.fingerprint.injectLiteralInstructionBooleanCall
import app.revanced.util.fingerprint.matchOrThrow
import app.revanced.util.fingerprint.methodOrThrow
import app.revanced.util.getReference
import app.revanced.util.indexOfFirstInstructionOrThrow
import app.revanced.util.indexOfFirstInstructionReversedOrThrow
import com.android.tools.smali.dexlib2.AccessFlags
import com.android.tools.smali.dexlib2.Opcode
@ -143,8 +143,7 @@ fun baseSpoofStreamingDataPatch(
if-eqz v2, :disabled
# Get streaming data.
iget-object v6, p0, $setStreamingDataField
invoke-static { v2, v6 }, $EXTENSION_CLASS_DESCRIPTOR->getStreamingData(Ljava/lang/String;$STREAMING_DATA_INTERFACE)Ljava/nio/ByteBuffer;
invoke-static { v2 }, $EXTENSION_CLASS_DESCRIPTOR->getStreamingData(Ljava/lang/String;)Ljava/nio/ByteBuffer;
move-result-object v3
if-eqz v3, :disabled
@ -154,10 +153,17 @@ fun baseSpoofStreamingDataPatch(
move-result-object v5
check-cast v5, $playerProtoClass
# Set streaming data.
iget-object v6, v5, $getStreamingDataField
if-eqz v6, :disabled
# Get original streaming data.
iget-object v0, p0, $setStreamingDataField
# Set spoofed streaming data.
iput-object v6, p0, $setStreamingDataField
# Set original streaming data formats.
invoke-static { v2, v0, v6 }, $EXTENSION_CLASS_DESCRIPTOR->setFormats(Ljava/lang/String;$STREAMING_DATA_INTERFACE$STREAMING_DATA_INTERFACE)V
:disabled
return-void
@ -171,41 +177,36 @@ fun baseSpoofStreamingDataPatch(
videoStreamingDataConstructorFingerprint.methodOrThrow(videoStreamingDataToStringFingerprint)
.apply {
val formatStreamModelInitIndex = indexOfFormatStreamModelInitInstruction(this)
val getVideoIdIndex =
val videoIdIndex =
indexOfFirstInstructionReversedOrThrow(formatStreamModelInitIndex) {
val reference = getReference<FieldReference>()
opcode == Opcode.IGET_OBJECT &&
reference?.type == "Ljava/lang/String;" &&
reference.definingClass == definingClass
}
val getVideoIdReference =
getInstruction<ReferenceInstruction>(getVideoIdIndex).reference
val insertIndex = indexOfFirstInstructionReversedOrThrow(getVideoIdIndex) {
val definingClassRegister =
getInstruction<TwoRegisterInstruction>(videoIdIndex).registerB
val videoIdReference =
getInstruction<ReferenceInstruction>(videoIdIndex).reference
val formatsIndex = indexOfFirstInstructionReversedOrThrow(videoIdIndex) {
opcode == Opcode.IGET_OBJECT &&
getReference<FieldReference>()?.definingClass == STREAMING_DATA_INTERFACE
}
val freeRegister = getInstruction<OneRegisterInstruction>(
indexOfFirstInstructionOrThrow(formatsIndex, Opcode.CONST_WIDE)
).registerA
val (freeRegister, streamingDataRegister) = with(
getInstruction<TwoRegisterInstruction>(
insertIndex
)
) {
Pair(registerA, registerB)
}
val definingClassRegister =
getInstruction<TwoRegisterInstruction>(getVideoIdIndex).registerB
val insertReference = getInstruction<ReferenceInstruction>(insertIndex).reference
val audioCodecListRegister = getInstruction<TwoRegisterInstruction>(formatsIndex).registerA
replaceInstruction(
insertIndex,
"iget-object v$freeRegister, v$freeRegister, $insertReference"
)
addInstructions(
insertIndex, """
iget-object v$freeRegister, v$definingClassRegister, $getVideoIdReference
invoke-static { v$freeRegister, v$streamingDataRegister }, $EXTENSION_CLASS_DESCRIPTOR->getOriginalStreamingData(Ljava/lang/String;$STREAMING_DATA_INTERFACE)$STREAMING_DATA_INTERFACE
move-result-object v$freeRegister
"""
formatsIndex + 1, """
# Get video id.
iget-object v$freeRegister, v$definingClassRegister, $videoIdReference
# Override streaming data formats.
invoke-static { v$freeRegister, v$audioCodecListRegister }, $EXTENSION_CLASS_DESCRIPTOR->getOriginalFormats(Ljava/lang/String;Ljava/util/List;)Ljava/util/List;
move-result-object v$audioCodecListRegister
"""
)
}