From 7dd067b0e96679fe653c9796bef31d743287b2d0 Mon Sep 17 00:00:00 2001
From: LisoUseInAIKyrios <118716522+LisoUseInAIKyrios@users.noreply.github.com>
Date: Wed, 15 Mar 2023 21:39:03 +0400
Subject: [PATCH] fix(youtube/spoof-signature-verification): fix audio during
 home feed video playback (#1754)

---
 .../patch/SpoofSignatureVerificationPatch.kt   | 18 ++++++++----------
 1 file changed, 8 insertions(+), 10 deletions(-)

diff --git a/src/main/kotlin/app/revanced/patches/youtube/misc/fix/playback/patch/SpoofSignatureVerificationPatch.kt b/src/main/kotlin/app/revanced/patches/youtube/misc/fix/playback/patch/SpoofSignatureVerificationPatch.kt
index 7fdc5f16..4de9200c 100644
--- a/src/main/kotlin/app/revanced/patches/youtube/misc/fix/playback/patch/SpoofSignatureVerificationPatch.kt
+++ b/src/main/kotlin/app/revanced/patches/youtube/misc/fix/playback/patch/SpoofSignatureVerificationPatch.kt
@@ -7,13 +7,11 @@ import app.revanced.patcher.annotation.Version
 import app.revanced.patcher.data.BytecodeContext
 import app.revanced.patcher.data.toMethodWalker
 import app.revanced.patcher.extensions.addInstructions
-import app.revanced.patcher.extensions.instruction
 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 app.revanced.patcher.util.smali.ExternalLabel
 import app.revanced.patches.youtube.misc.fix.playback.annotation.ProtobufSpoofCompatibility
 import app.revanced.patches.youtube.misc.fix.playback.fingerprints.ProtobufParameterBuilderFingerprint
 
@@ -33,21 +31,21 @@ class SpoofSignatureVerificationPatch : BytecodePatch(
 
             setParamMethod.apply {
                 val protobufParameterRegister = 3
-                val parameterValue = "8AEByAMTuAQP" /* Protobuf Parameter of shorts */
 
                 addInstructions(
                     0,
                     """
-                        invoke-virtual { p$protobufParameterRegister }, Ljava/lang/String;->length()I
-                        move-result v0
-                        const/16 v1, 0x10
-                        if-ge v0, v1, :not_spoof # bypass on feed 
-                        const-string p$protobufParameterRegister, "$parameterValue"
-                    """,
-                    listOf(ExternalLabel("not_spoof", instruction(0))))
+                        invoke-static {p$protobufParameterRegister}, $INTEGRATIONS_CLASS_DESCRIPTOR->getVerificationSpoofOverride(Ljava/lang/String;)Ljava/lang/String;
+                        move-result-object p$protobufParameterRegister
+                    """
+                )
             }
         } ?: return ProtobufParameterBuilderFingerprint.toErrorResult()
 
         return PatchResultSuccess()
     }
+
+    companion object {
+        const val INTEGRATIONS_CLASS_DESCRIPTOR = "Lapp/revanced/integrations/patches/SpoofSignatureVerificationPatch;"
+    }
 }