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feat(finanzonline): support any version (#2347)
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1fexd authored Jun 10, 2023
1 parent d182329 commit cc66b1f
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Showing 7 changed files with 54 additions and 25 deletions.
Original file line number Diff line number Diff line change
Expand Up @@ -2,12 +2,29 @@ package app.revanced.patches.finanzonline.detection.bootloader.fingerprints

import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
import org.jf.dexlib2.AccessFlags
import org.jf.dexlib2.Opcode

// Located @ at.gv.bmf.bmf2go.taxequalization.tools.utils.AttestationHelper#isBootStateOk (3.0.1)
object BootStateFingerprint : MethodFingerprint(
"Z",
accessFlags = AccessFlags.PUBLIC.value,
strings = listOf("Boot state of device: %s"),
customFingerprint = { methodDef, _ ->
methodDef.definingClass.endsWith("/AttestationHelper;")
}
opcodes = listOf(
Opcode.INVOKE_DIRECT,
Opcode.MOVE_RESULT_OBJECT,
Opcode.CONST_4,
Opcode.NEW_ARRAY,
Opcode.INVOKE_VIRTUAL,
Opcode.MOVE_RESULT_OBJECT,
Opcode.CONST_4,
Opcode.APUT_OBJECT,
Opcode.CONST_STRING,
Opcode.INVOKE_STATIC,
Opcode.SGET_OBJECT,
Opcode.IF_EQ,
Opcode.SGET_OBJECT,
Opcode.IF_NE,
Opcode.GOTO,
Opcode.MOVE,
Opcode.RETURN
)
)

This file was deleted.

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@@ -0,0 +1,11 @@
package app.revanced.patches.finanzonline.detection.bootloader.fingerprints

import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
import org.jf.dexlib2.AccessFlags

// Located @ at.gv.bmf.bmf2go.taxequalization.tools.utils.AttestationHelper#createKey (3.0.1)
object CreateKeyFingerprint : MethodFingerprint(
"Z",
accessFlags = AccessFlags.PUBLIC.value,
strings = listOf("attestation", "SHA-256", "random", "EC", "AndroidKeyStore")
)
Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,7 @@ import app.revanced.patcher.patch.PatchResult
import app.revanced.patcher.patch.PatchResultSuccess
import app.revanced.patcher.patch.annotations.Patch
import app.revanced.patches.finanzonline.detection.bootloader.fingerprints.BootStateFingerprint
import app.revanced.patches.finanzonline.detection.bootloader.fingerprints.BootloaderDetectionFingerprint
import app.revanced.patches.finanzonline.detection.bootloader.fingerprints.CreateKeyFingerprint
import app.revanced.patches.finanzonline.detection.shared.annotations.DetectionCompatibility


Expand All @@ -21,18 +21,19 @@ import app.revanced.patches.finanzonline.detection.shared.annotations.DetectionC
@DetectionCompatibility
@Version("0.0.1")
class BootloaderDetectionPatch : BytecodePatch(
listOf(BootloaderDetectionFingerprint, BootStateFingerprint)
listOf(CreateKeyFingerprint, BootStateFingerprint)
) {
override fun execute(context: BytecodeContext): PatchResult {
arrayOf(BootloaderDetectionFingerprint, BootStateFingerprint).forEach { fingerprint ->
fingerprint.result?.mutableMethod?.addInstruction(
arrayOf(CreateKeyFingerprint, BootStateFingerprint).forEach { fingerprint ->
fingerprint.result?.mutableMethod?.addInstructions(
0,
"""
const/4 v0, 0x1
return v0
"""
) ?: return fingerprint.toErrorResult()
}

return PatchResultSuccess()
}
}
Original file line number Diff line number Diff line change
@@ -1,10 +1,22 @@
package app.revanced.patches.finanzonline.detection.root.fingerprints

import app.revanced.patcher.extensions.or
import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
import org.jf.dexlib2.AccessFlags
import org.jf.dexlib2.Opcode

// Located @ at.gv.bmf.bmf2go.taxequalization.tools.utils.RootDetection#isRooted (3.0.1)
object RootDetectionFingerprint : MethodFingerprint(
"L",
customFingerprint = { methodDef, _ ->
methodDef.definingClass == "Lat/gv/bmf/bmf2go/tools/utils/z;"
}
accessFlags = AccessFlags.PUBLIC or AccessFlags.STATIC,
parameters = listOf("L"),
opcodes = listOf(
Opcode.NEW_INSTANCE,
Opcode.INVOKE_DIRECT,
Opcode.INVOKE_VIRTUAL,
Opcode.MOVE_RESULT,
Opcode.INVOKE_STATIC,
Opcode.MOVE_RESULT_OBJECT,
Opcode.RETURN_OBJECT
)
)
Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,7 @@ class RootDetectionPatch : BytecodePatch(
return-object v0
"""
) ?: return RootDetectionFingerprint.toErrorResult()

return PatchResultSuccess()
}
}
Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,6 @@ package app.revanced.patches.finanzonline.detection.shared.annotations
import app.revanced.patcher.annotation.Compatibility
import app.revanced.patcher.annotation.Package

@Compatibility([Package("at.gv.bmf.bmf2go", arrayOf("2.2.0"))])
@Compatibility([Package("at.gv.bmf.bmf2go")])
@Target(AnnotationTarget.CLASS)
internal annotation class DetectionCompatibility

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