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feat(memegenerator): unlock-pro patch (#1902)

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Co-authored-by: oSumAtrIX <johan.melkonyan1@web.de>
This commit is contained in:
badawoll 2023-04-18 23:47:17 +00:00 committed by oSumAtrIX
parent 5b987e14e8
commit 7d30541781
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GPG Key ID: A9B3094ACDB604B4
7 changed files with 196 additions and 0 deletions
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24
src/main/kotlin/app/revanced/patches/memegenerator/detection/license/fingerprint/LicenseValidationFingerprint.kt Normal file
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package app.revanced.patches.memegenerator.detection.license.fingerprint
import app.revanced.patcher.extensions.or
import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
import org.jf.dexlib2.AccessFlags
import org.jf.dexlib2.Opcode
object LicenseValidationFingerprint : MethodFingerprint(
returnType = "Z",
access = AccessFlags.PUBLIC or AccessFlags.STATIC,
parameters = listOf("Landroid/content/Context;"),
opcodes = listOf(
Opcode.INVOKE_STATIC,
Opcode.MOVE_RESULT_WIDE,
Opcode.INVOKE_STATIC,
Opcode.MOVE_RESULT_WIDE,
Opcode.CMP_LONG,
Opcode.IF_GEZ,
Opcode.CONST_4,
Opcode.RETURN,
Opcode.CONST_4,
Opcode.RETURN
)
)

31
src/main/kotlin/app/revanced/patches/memegenerator/detection/license/patch/LicenseValidationPatch.kt Normal file
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package app.revanced.patches.memegenerator.detection.license.patch
import app.revanced.extensions.toErrorResult
import app.revanced.patcher.annotation.Description
import app.revanced.patcher.annotation.Version
import app.revanced.patcher.data.BytecodeContext
import app.revanced.patcher.extensions.replaceInstructions
import app.revanced.patcher.patch.BytecodePatch
import app.revanced.patcher.patch.PatchResult
import app.revanced.patcher.patch.PatchResultSuccess
import app.revanced.patches.memegenerator.detection.license.fingerprint.LicenseValidationFingerprint
@Description("Disables Firebase license validation.")
@Version("0.0.1")
class LicenseValidationPatch : BytecodePatch(
listOf(LicenseValidationFingerprint)
) {
override fun execute(context: BytecodeContext): PatchResult {
LicenseValidationFingerprint.result?.apply {
mutableMethod.replaceInstructions(
0,
"""
const/4 p0, 0x1
return p0
"""
)
} ?: throw LicenseValidationFingerprint.toErrorResult()
return PatchResultSuccess()
}
}

35
src/main/kotlin/app/revanced/patches/memegenerator/detection/signature/fingerprint/VerifySignatureFingerprint.kt Normal file
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package app.revanced.patches.memegenerator.detection.signature.fingerprint
import app.revanced.patcher.extensions.or
import app.revanced.patcher.fingerprint.method.annotation.FuzzyPatternScanMethod
import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
import org.jf.dexlib2.AccessFlags
import org.jf.dexlib2.Opcode
@FuzzyPatternScanMethod(2)
object VerifySignatureFingerprint : MethodFingerprint(
returnType = "Z",
access = AccessFlags.PUBLIC or AccessFlags.STATIC,
parameters = listOf("Landroid/app/Activity;"),
opcodes = listOf(
Opcode.SGET_OBJECT,
Opcode.IF_NEZ,
Opcode.INVOKE_STATIC,
Opcode.CONST_4,
Opcode.CONST_4,
Opcode.SGET_OBJECT,
Opcode.ARRAY_LENGTH,
Opcode.IF_GE,
Opcode.AGET_OBJECT,
Opcode.INVOKE_VIRTUAL,
Opcode.MOVE_RESULT_OBJECT,
Opcode.SGET_OBJECT,
Opcode.IF_EQZ,
Opcode.INVOKE_VIRTUAL,
Opcode.MOVE_RESULT,
Opcode.IF_EQZ,
Opcode.CONST_4,
Opcode.RETURN,
Opcode.ADD_INT_LIT8
),
)

31
src/main/kotlin/app/revanced/patches/memegenerator/detection/signature/patch/SignatureVerificationPatch.kt Normal file
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package app.revanced.patches.memegenerator.detection.signature.patch
import app.revanced.extensions.toErrorResult
import app.revanced.patcher.annotation.Description
import app.revanced.patcher.annotation.Version
import app.revanced.patcher.data.BytecodeContext
import app.revanced.patcher.extensions.replaceInstructions
import app.revanced.patcher.patch.BytecodePatch
import app.revanced.patcher.patch.PatchResult
import app.revanced.patcher.patch.PatchResultSuccess
import app.revanced.patches.memegenerator.detection.signature.fingerprint.VerifySignatureFingerprint
@Description("Disables detection of incorrect signature.")
@Version("0.0.1")
class SignatureVerificationPatch : BytecodePatch(
listOf(VerifySignatureFingerprint)
) {
override fun execute(context: BytecodeContext): PatchResult {
VerifySignatureFingerprint.result?.apply {
mutableMethod.replaceInstructions(
0,
"""
const/4 p0, 0x1
return p0
"""
)
} ?: throw VerifySignatureFingerprint.toErrorResult()
return PatchResultSuccess()
}
}

8
src/main/kotlin/app/revanced/patches/memegenerator/misc/pro/annotations/UnlockProCompatibility.kt Normal file
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package app.revanced.patches.memegenerator.misc.pro.annotations
import app.revanced.patcher.annotation.Compatibility
import app.revanced.patcher.annotation.Package
@Compatibility([Package("com.zombodroid.MemeGenerator", arrayOf("4.6364"))])
@Target(AnnotationTarget.CLASS)
internal annotation class UnlockProCompatibility

22
src/main/kotlin/app/revanced/patches/memegenerator/misc/pro/fingerprint/IsFreeVersionFingerprint.kt Normal file
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package app.revanced.patches.memegenerator.misc.pro.fingerprint
import app.revanced.patcher.extensions.or
import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
import org.jf.dexlib2.AccessFlags
import org.jf.dexlib2.Opcode
object IsFreeVersionFingerprint : MethodFingerprint(
returnType = "Ljava/lang/Boolean;",
access = AccessFlags.PUBLIC or AccessFlags.STATIC,
strings = listOf("free"),
parameters = listOf("Landroid/content/Context;"),
opcodes = listOf(
Opcode.SGET,
Opcode.INVOKE_VIRTUAL,
Opcode.MOVE_RESULT_OBJECT,
Opcode.CONST_STRING,
Opcode.INVOKE_VIRTUAL,
Opcode.MOVE_RESULT,
Opcode.IF_EQZ
)
)

45
src/main/kotlin/app/revanced/patches/memegenerator/misc/pro/patch/UnlockProVersionPatch.kt Normal file
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package app.revanced.patches.memegenerator.misc.pro.patch
import app.revanced.extensions.toErrorResult
import app.revanced.patcher.annotation.Description
import app.revanced.patcher.annotation.Name
import app.revanced.patcher.annotation.Version
import app.revanced.patcher.data.BytecodeContext
import app.revanced.patcher.extensions.replaceInstructions
import app.revanced.patcher.patch.BytecodePatch
import app.revanced.patcher.patch.PatchResult
import app.revanced.patcher.patch.PatchResultSuccess
import app.revanced.patcher.patch.annotations.DependsOn
import app.revanced.patcher.patch.annotations.Patch
import app.revanced.patches.memegenerator.detection.license.patch.LicenseValidationPatch
import app.revanced.patches.memegenerator.detection.signature.patch.SignatureVerificationPatch
import app.revanced.patches.memegenerator.misc.pro.annotations.UnlockProCompatibility
import app.revanced.patches.memegenerator.misc.pro.fingerprint.IsFreeVersionFingerprint
@Patch
@Name("unlock-pro")
@Description("Unlocks pro features.")
@DependsOn([
SignatureVerificationPatch::class,
LicenseValidationPatch::class
])
@UnlockProCompatibility
@Version("0.0.1")
class UnlockProVersionPatch : BytecodePatch(
listOf(
IsFreeVersionFingerprint
)
) {
override fun execute(context: BytecodeContext): PatchResult {
IsFreeVersionFingerprint.result?.apply {
mutableMethod.replaceInstructions(0,
"""
sget-object p0, Ljava/lang/Boolean;->FALSE:Ljava/lang/Boolean;
return-object p0
"""
)
} ?: throw IsFreeVersionFingerprint.toErrorResult()
return PatchResultSuccess()
}
}