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feat: add p naming scheme to smali compiler

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j4k0xb 2022-05-07 02:22:18 +02:00
parent ce8021b482
commit 38556d61ab
1 changed files with 7 additions and 6 deletions
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13
src/main/kotlin/app/revanced/patcher/smali/InlineSmaliCompiler.kt
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@ -15,8 +15,8 @@ import java.io.InputStreamReader
private const val METHOD_TEMPLATE = """
.class public Linlinecompiler;
.super Ljava/lang/Object;
.method public static compiler()V
.registers 1
.method public static compiler(%s)V
.registers %d
%s
.end method
"""
@ -25,14 +25,15 @@ class InlineSmaliCompiler {
companion object {
/**
* Compiles a string of Smali code to a list of instructions.
* p0, p1 etc. will only work correctly if the parameters and registers are passed.
* Do not cross the boundaries of the control flow (if-nez insn, etc),
* as that will result in exceptions since the labels cannot be calculated.
* Do not create dummy labels to fix the issue, since the code addresses will
* be messed up and results in broken Dalvik bytecode.
* FIXME: Fix the above issue. When this is fixed, add the proper conversions in [InstructionConverter].
*/
fun compileMethodInstructions(instructions: String): List<BuilderInstruction> {
val input = METHOD_TEMPLATE.format(instructions)
fun compileMethodInstructions(instructions: String, parameters: String, registers: Int): List<BuilderInstruction> {
val input = METHOD_TEMPLATE.format(parameters, registers, instructions)
val reader = InputStreamReader(input.byteInputStream())
val lexer: LexerErrorInterface = smaliFlexLexer(reader, 15)
val tokens = CommonTokenStream(lexer as TokenSource)
@ -53,5 +54,5 @@ class InlineSmaliCompiler {
}
}
fun String.toInstructions() = InlineSmaliCompiler.compileMethodInstructions(this)
fun String.toInstruction() = this.toInstructions().first()
fun String.toInstructions(parameters: String = "", registers: Int = 1) = InlineSmaliCompiler.compileMethodInstructions(this, parameters, registers)
fun String.toInstruction(parameters: String = "", registers: Int = 1) = this.toInstructions(parameters, registers).first()